Intalink Hertfordshire Route 321
Bus timetable and route map · Monday to Friday, Saturday, Sunday
Intalink Hertfordshire Route 321 is a bus route in Hertfordshire, serving Luton Station Interchange Stand 9, Kinsbourne Grn Luton Rd opp The Common, Watford St Albans Rd Buckingham Rd, St Albans St Peter's Street Chime Square and Kinsbourne Green Luton Rd The Common. Monday to Friday the first bus is at 04:40 and the last at 22:57, every 15 min during the day. Updated 4 October 2026.
Timetable summary
Monday to Friday
- First
- 04:40
- Last
- 22:57
- Buses
- 115
- Daytime
- every 15 min
Saturday
- First
- 06:00
- Last
- 22:57
- Buses
- 94
- Daytime
- every 15 min
Sunday
- First
- 06:10
- Last
- 22:30
- Buses
- 52
- Daytime
- every 30 min
Route 321 to Watford Hospital Thomas Sawyer Way Car Park
Destination sign “Watford Hospital Thomas Sawyer Way Car Park” · from Luton Station Interchange Stand 9 · 73 stops
Monday to Friday
Times at the main stops. 24-hour clock. A dot means that trip does not stop there.
| Luton Station Interchange Stand 9 | Kinsbourne Grn Luton Rd opp The Common | Harpenden Walkers Rd opp Queens Rd | St Albans St Peter's St opp Chime Square | Chiswell Grn Watford Rd opp Long Fallow | Watford St Albans Rd Buckingham Rd | Watford Hospital Thomas Sawyer Way Car Park |
|---|---|---|---|---|---|---|
| 04:40 | 04:56 | 05:03 | 05:15 | 05:25 | 05:42 | 05:57 |
| 05:25 | 05:41 | 05:48 | 06:00 | 06:13 | 06:36 | 06:55 |
| 05:40 | 05:56 | 06:06 | 06:21 | 06:34 | 06:57 | 07:17 |
| 05:55 | 06:14 | 06:24 | 06:39 | 06:52 | 07:17 | 07:39 |
| 06:10 | 06:29 | 06:39 | 06:54 | 07:09 | 07:38 | 08:01 |
| 06:25 | 06:44 | 06:54 | 07:12 | 07:28 | 08:00 | 08:24 |
| 06:45 | 07:04 | 07:17 | 07:37 | 07:54 | 08:30 | · |
| 06:55 | 07:18 | 07:33 | 07:59 | 08:19 | 08:52 | · |
| 07:10 | 07:33 | 07:51 | 08:21 | 08:42 | 09:09 | · |
| 07:30 | 07:54 | 08:12 | 08:40 | 08:59 | 09:24 | · |
| 07:50 | 08:12 | 08:33 | 09:01 | 09:19 | 09:44 | · |
| 08:05 | 08:26 | 08:46 | 09:11 | 09:29 | 09:51 | · |
| 08:20 | 08:40 | 08:58 | 09:18 | 09:35 | 09:55 | 10:18 |
| 08:40 | 08:59 | 09:16 | 09:35 | 09:53 | 10:13 | 10:36 |
| 08:55 | 09:14 | 09:28 | 09:45 | 10:02 | 10:22 | 10:45 |
| 09:15 | 09:34 | 09:45 | 10:01 | 10:18 | 10:38 | 11:01 |
| 09:30 | 09:48 | 09:59 | 10:15 | 10:32 | 10:52 | 11:15 |
| 09:45 | 10:03 | 10:14 | 10:30 | 10:47 | 11:07 | 11:30 |
| 10:00 | 10:18 | 10:29 | 10:45 | 11:02 | 11:22 | 11:45 |
| 10:15 | 10:33 | 10:44 | 11:00 | 11:17 | 11:37 | 12:00 |
| 10:30 | 10:48 | 10:59 | 11:15 | 11:32 | 11:52 | 12:15 |
| 10:45 | 11:03 | 11:14 | 11:30 | 11:47 | 12:07 | 12:30 |
| 11:00 | 11:18 | 11:29 | 11:45 | 12:02 | 12:22 | 12:45 |
| 11:15 | 11:33 | 11:44 | 12:00 | 12:17 | 12:37 | 13:00 |
| 11:30 | 11:48 | 11:59 | 12:15 | 12:32 | 12:52 | 13:15 |
| 11:45 | 12:03 | 12:14 | 12:30 | 12:47 | 13:07 | 13:30 |
| 12:00 | 12:18 | 12:29 | 12:45 | 13:02 | 13:22 | 13:45 |
| 12:15 | 12:33 | 12:44 | 13:00 | 13:17 | 13:37 | 14:00 |
| 12:30 | 12:48 | 12:59 | 13:15 | 13:32 | 13:52 | 14:15 |
| 12:45 | 13:03 | 13:14 | 13:30 | 13:47 | 14:07 | 14:30 |
| 13:00 | 13:18 | 13:29 | 13:45 | 14:02 | 14:22 | 14:46 |
| 13:15 | 13:33 | 13:44 | 14:00 | 14:17 | 14:37 | 15:01 |
| 13:30 | 13:48 | 13:59 | 14:15 | 14:32 | 14:53 | 15:17 |
| 13:45 | 14:03 | 14:14 | 14:30 | 14:49 | 15:12 | 15:36 |
| 14:00 | 14:18 | 14:29 | 14:47 | 15:08 | 15:34 | 15:59 |
| 14:15 | 14:33 | 14:45 | 15:04 | 15:29 | 15:56 | 16:21 |
| 14:30 | 14:48 | 15:00 | 15:25 | 15:49 | 16:15 | 16:41 |
| 14:45 | 15:03 | 15:15 | 15:40 | 16:04 | 16:30 | 16:56 |
| 15:05 | 15:24 | 15:36 | 16:02 | 16:26 | 16:52 | 17:18 |
| 15:25 | 15:44 | 15:58 | 16:19 | 16:41 | 17:07 | 17:33 |
| 15:45 | 16:04 | 16:16 | 16:37 | 16:58 | 17:23 | 17:50 |
| 16:05 | 16:24 | 16:36 | 16:56 | 17:17 | 17:41 | · |
| 16:20 | 16:39 | 16:50 | 17:10 | 17:31 | 17:55 | 18:20 |
| 16:40 | 16:59 | 17:10 | 17:29 | 17:48 | 18:12 | 18:36 |
| 17:00 | 17:19 | 17:30 | 17:49 | 18:08 | 18:30 | 18:53 |
| 17:20 | 17:39 | 17:50 | 18:09 | 18:27 | 18:48 | · |
| 17:40 | 17:58 | 18:09 | 18:27 | 18:43 | 19:03 | 19:26 |
| 18:00 | 18:18 | 18:29 | 18:46 | · | · | · |
| 18:20 | 18:37 | 18:47 | 19:04 | 19:19 | 19:36 | 19:53 |
| 18:40 | 18:57 | 19:07 | 19:24 | · | · | · |
| 19:00 | 19:17 | 19:27 | 19:40 | 19:52 | 20:07 | 20:25 |
| 19:30 | 19:46 | 19:53 | 20:05 | 20:17 | 20:32 | 20:50 |
| 20:00 | 20:16 | 20:23 | 20:35 | 20:47 | 21:02 | 21:20 |
| 20:30 | 20:46 | 20:53 | 21:05 | 21:17 | 21:32 | 21:50 |
| 21:00 | 21:16 | 21:23 | 21:35 | · | · | · |
| 21:30 | 21:46 | 21:53 | 22:05 | 22:17 | 22:32 | 22:50 |
| 22:00 | 22:16 | 22:23 | 22:35 | · | · | · |
Saturday
Times at the main stops. 24-hour clock. A dot means that trip does not stop there.
| Luton Station Interchange Stand 9 | Kinsbourne Grn Luton Rd opp The Common | Harpenden Walkers Rd opp Queens Rd | St Albans St Peter's St opp Chime Square | Chiswell Grn Watford Rd opp Long Fallow | Watford St Albans Rd Buckingham Rd | Watford Hospital Thomas Sawyer Way Car Park |
|---|---|---|---|---|---|---|
| 06:00 | 06:19 | 06:29 | 06:44 | 06:56 | 07:13 | 07:32 |
| 06:30 | 06:49 | 06:59 | 07:14 | 07:28 | 07:46 | 08:05 |
| 07:00 | 07:19 | 07:29 | 07:44 | 07:58 | 08:16 | 08:35 |
| 07:30 | 07:48 | 07:58 | 08:14 | 08:29 | 08:48 | 09:08 |
| 08:00 | 08:18 | 08:28 | 08:44 | 08:59 | 09:19 | 09:40 |
| 08:15 | 08:33 | 08:43 | 08:59 | 09:13 | 09:33 | 09:55 |
| 08:40 | 08:57 | 09:07 | 09:23 | 09:37 | 09:57 | 10:22 |
| 09:00 | 09:19 | 09:30 | 09:47 | 10:04 | 10:25 | 10:50 |
| 09:15 | 09:33 | 09:45 | 10:02 | 10:19 | 10:40 | 11:05 |
| 09:30 | 09:48 | 10:00 | 10:18 | 10:35 | 10:56 | 11:21 |
| 09:45 | 10:03 | 10:16 | 10:34 | 10:51 | 11:12 | 11:37 |
| 10:00 | 10:19 | 10:32 | 10:50 | 11:07 | 11:28 | 11:53 |
| 10:15 | 10:34 | 10:47 | 11:05 | 11:22 | 11:43 | 12:08 |
| 10:30 | 10:49 | 11:02 | 11:20 | 11:37 | 11:58 | 12:23 |
| 10:45 | 11:04 | 11:17 | 11:35 | 11:52 | 12:13 | 12:38 |
| 11:00 | 11:19 | 11:32 | 11:50 | 12:07 | 12:28 | 12:53 |
| 11:15 | 11:34 | 11:47 | 12:05 | 12:22 | 12:43 | 13:08 |
| 11:30 | 11:49 | 12:02 | 12:20 | 12:37 | 12:58 | 13:23 |
| 11:45 | 12:04 | 12:17 | 12:35 | 12:52 | 13:13 | 13:38 |
| 12:00 | 12:19 | 12:32 | 12:50 | 13:07 | 13:28 | 13:53 |
| 12:15 | 12:34 | 12:47 | 13:05 | 13:22 | 13:43 | 14:08 |
| 12:30 | 12:49 | 13:02 | 13:20 | 13:37 | 13:58 | 14:23 |
| 12:45 | 13:04 | 13:17 | 13:35 | 13:52 | 14:12 | 14:37 |
| 13:00 | 13:19 | 13:32 | 13:50 | 14:07 | 14:28 | 14:53 |
| 13:15 | 13:34 | 13:47 | 14:05 | 14:23 | 14:44 | 15:09 |
| 13:30 | 13:49 | 14:02 | 14:18 | 14:36 | 14:57 | 15:22 |
| 13:45 | 14:04 | 14:15 | 14:31 | 14:49 | 15:10 | 15:35 |
| 14:00 | 14:20 | 14:31 | 14:47 | 15:05 | 15:26 | 15:51 |
| 14:20 | 14:40 | 14:51 | 15:07 | 15:25 | 15:46 | 16:11 |
| 14:40 | 15:00 | 15:11 | 15:27 | 15:45 | 16:06 | 16:31 |
| 15:00 | 15:20 | 15:31 | 15:47 | 16:05 | 16:26 | 16:51 |
| 15:20 | 15:40 | 15:51 | 16:07 | 16:25 | 16:46 | 17:11 |
| 15:40 | 16:00 | 16:11 | 16:27 | 16:45 | 17:06 | 17:31 |
| 16:00 | 16:20 | 16:31 | 16:47 | 17:05 | 17:24 | 17:49 |
| 16:20 | 16:40 | 16:51 | 17:07 | · | · | · |
| 16:40 | 17:00 | 17:10 | 17:24 | 17:40 | 17:59 | 18:22 |
| 17:00 | 17:18 | 17:28 | 17:42 | · | · | · |
| 17:20 | 17:38 | 17:48 | 18:02 | 18:18 | 18:37 | 19:02 |
| 17:50 | 18:08 | 18:18 | 18:32 | 18:48 | 19:06 | 19:24 |
| 18:30 | 18:48 | 18:58 | 19:10 | 19:22 | 19:37 | 19:55 |
| 19:00 | 19:16 | 19:23 | 19:35 | 19:47 | 20:02 | 20:20 |
| 19:30 | 19:46 | 19:53 | 20:05 | 20:17 | 20:32 | 20:50 |
| 20:00 | 20:16 | 20:23 | 20:35 | 20:47 | 21:02 | 21:20 |
| 20:30 | 20:46 | 20:53 | 21:05 | 21:17 | 21:32 | 21:50 |
| 21:00 | 21:16 | 21:23 | 21:35 | · | · | · |
| 21:30 | 21:46 | 21:53 | 22:05 | 22:17 | 22:32 | 22:50 |
| 22:00 | 22:16 | 22:23 | 22:35 | · | · | · |
Sunday
Times at the main stops. 24-hour clock. A dot means that trip does not stop there.
| Luton Station Interchange Stand 9 | Kinsbourne Grn Luton Rd opp The Common | Harpenden Walkers Rd opp Queens Rd | St Albans St Peter's St opp Chime Square | Chiswell Grn Watford Rd opp Long Fallow | Watford St Albans Rd Buckingham Rd | Watford Hospital Thomas Sawyer Way Car Park |
|---|---|---|---|---|---|---|
| 06:10 | 06:28 | 06:36 | 06:48 | 07:01 | 07:18 | 07:39 |
| 07:10 | 07:28 | 07:36 | 07:48 | 08:01 | 08:18 | 08:39 |
| 07:40 | 07:58 | 08:06 | 08:18 | 08:31 | 08:48 | 09:09 |
| 08:10 | 08:28 | 08:36 | 08:48 | 09:01 | 09:18 | 09:39 |
| 08:40 | 08:58 | 09:06 | 09:18 | 09:31 | 09:48 | 10:08 |
| 09:10 | 09:28 | 09:36 | 09:48 | 10:01 | 10:20 | 10:43 |
| 09:35 | 09:53 | 10:01 | 10:14 | 10:32 | 10:52 | 11:16 |
| 10:00 | 10:18 | 10:28 | 10:44 | 11:02 | 11:22 | 11:46 |
| 10:30 | 10:48 | 10:58 | 11:14 | 11:32 | 11:52 | 12:16 |
| 11:00 | 11:18 | 11:28 | 11:44 | 12:02 | 12:22 | 12:46 |
| 11:30 | 11:48 | 11:58 | 12:14 | 12:32 | 12:52 | 13:16 |
| 12:00 | 12:18 | 12:28 | 12:44 | 13:02 | 13:22 | 13:46 |
| 12:30 | 12:48 | 12:58 | 13:14 | 13:32 | 13:52 | 14:16 |
| 13:00 | 13:18 | 13:28 | 13:44 | 14:02 | 14:22 | 14:46 |
| 13:30 | 13:48 | 13:58 | 14:14 | 14:32 | 14:52 | 15:16 |
| 14:00 | 14:18 | 14:28 | 14:44 | 15:01 | 15:22 | 15:46 |
| 14:30 | 14:48 | 14:58 | 15:14 | 15:31 | 15:52 | 16:16 |
| 15:00 | 15:18 | 15:27 | 15:41 | 15:57 | 16:16 | 16:42 |
| 15:30 | 15:48 | 15:57 | 16:11 | 16:27 | 16:46 | 17:09 |
| 16:00 | 16:18 | 16:27 | 16:39 | 16:54 | 17:13 | 17:33 |
| 17:00 | 17:18 | 17:27 | 17:41 | 17:57 | 18:15 | 18:35 |
| 18:00 | 18:18 | 18:26 | 18:40 | 18:55 | 19:12 | 19:29 |
| 19:00 | 19:17 | 19:24 | 19:37 | 19:49 | 20:05 | 20:22 |
| 20:00 | 20:17 | 20:24 | 20:37 | 20:49 | 21:05 | 21:22 |
| 21:00 | 21:17 | 21:24 | 21:37 | 21:49 | 22:05 | 22:22 |
| 22:00 | 22:17 | 22:24 | 22:37 | · | · | · |
All 73 stops in this direction
- Luton Station Interchange Stand 9 #02900039
- Luton Church Street Stop C9 #02903502
- Luton Castle Street Holly Street #02901613
- Luton London Road Tennyson House #02901609
- Luton London Rd opp Stockwood Park #02901607
- Luton London Rd Ludlow Avenue #02901605
- Luton Hoo London Road Bull Wood #021012008
- Luton Hoo London Road opp Newlands Rd #021012010
- Kinsbourne Green London Rd Luton Hoo Hotel #210021428151
- Kinsbourne Green London Rd opp Gibraltar Fm #210021428150
- Kinsbourne Grn London Rd West Hyde Rd #210021511900
- Kinsbourne Grn Luton Rd opp The Fox PH #210021511910
- Kinsbourne Grn Luton Rd opp The Common #210021511920
- Harpenden Luton Rd opp Farm Avenue #210021511930
- Harpenden Luton Rd opp Ridgewood Drive #210021500020
- Harpenden Luton Rd opp Roundwood Lane #210021500040
- Harpenden Luton Rd opp Park Mount #210021500060
- Harpenden Luton Rd Clarence Rd #210021500080
- Harpenden Luton Rd opp Old Rectory Close #210021500100
- Harpenden High Street opp Old Cock Inn #210021500220
- Harpenden High St The George Stop D #210021500260
- Harpenden Southdown Rd Hotel #210021500660
- Harpenden Southdown Rd Crabtree Lane #210021500680
- Harpenden Southdown Rd Plough & Harrow PH #210021500700
- Harpenden Walkers Rd opp Queens Rd #210021500720
- Harpenden Walkers Rd St Albans Rd (SW) #210021500740
- Harpenden opp West Common Way #210021500900
- Harpenden St Albans Rd Cross Lane #210021500920
- Harpenden Harpenden Rd Ayres End Lane #210021500940
- Harpenden Harpenden Rd Childwickbury (S) #210021500960
- St Albans Harpenden Rd opp Hawkswick Lodge #210021500980
- St Albans Harpenden Rd opp Hawkswick #210021501000
- St Albans Harpenden Road Texaco Garage #210021501020
- St Albans Harpenden Road Girls' School #210021501040
- St Albans Harpenden Rd Ancient Briton #210021501060
- St Albans Harpenden Rd Heath Farm Lane #210021501080
- St Albans St Peter's St opp Chime Square #210021502340
- St Albans St Peter's Street Stop 5 #210021503220
- St Albans Chequer Street opp Town Hall #210021503280
- St Albans Holywell Hill opp Abbey #210021503300
- St Albans Holywell Hill Belmont Hill #210021503310
- St Albans Abbey Railway Station Stop A #210021503320
- St Albans Watford Rd opp King Harry PH #210021503480
- St Albans Watford Rd opp Midway #210021503500
- Chiswell Grn Watford Rd opp Ragged Hall Ln #210021503520
- Chiswell Green Watford Rd West Avenue #210021503540
- Chiswell Grn Watford Rd opp 3 Hammers PH #210021503560
- Chiswell Grn Watford Rd Driftwood Ave #210021503580
- Chiswell Grn Watford Rd opp Long Fallow #210021503600
- Chiswell Green Nth Orbital Rd Lye Lane #210021503620
- Bricket Wood Nth Orbital Rd Oakwood Rd #210021503660
- Bricket Wood Nth Orbital Rd Black Boy PH #210021503680
- Garston Nth Orbital Rd Bucknalls Lane #210021800020
- Garston Nth Orb Rd opp 3 Horseshoes PH #210021900100
- Garston St Albans Road Park Parade #210021900140
- Garston St Albans Rd opp Rochester Dr #210021900400
- Garston St Albans Rd First Avenue #210021900420
- Watford St Albans Rd Cow Lane #210021900440
- North Watford St Albans Rd Library #210021900460
- Watford St Albans Rd Bushey Mill Lane #210021900480
- Watford St Albans Rd Buckingham Rd #210021900500
- Watford St Albans Rd Windsor Rd #210021900520
- Nth Watford St Albans Rd opp Regent St #210021900880
- Watford St Albans Rd Brixton Rd #210021901280
- Watford St Albans Rd Railway Bridge (S) #210021901300
- Watford Junction Railway Stn Stop 2 #210021903894
- Watford Clarendon Rd St John's Rd (S) #210021901760
- Watford Beechen Grove Stop M #210021902020
- Watford Water Lane Stop P #210021902060
- Watford High Street Railway Stn Stop B #210021902100
- Watford Lower High Street Tesco #210021902110
- Watford Lower High St Waterfields Way #210021902120
- Watford Hospital Thomas Sawyer Way Car Park #210021902365
Route 321 to Luton Station Interchange Stand 9
Destination sign “Luton Station Interchange Stand 9” · from Watford Hospital Thomas Sawyer Way Car Park · 73 stops
Monday to Friday
Times at the main stops. 24-hour clock. A dot means that trip does not stop there.
| Watford Hospital Thomas Sawyer Way Car Park | Watford St Albans Rd opp Bushey Mill Ln | Chiswell Green Watford Rd Long Fallow | St Albans St Peter's Street Chime Square | Harpenden Walkers Rd Queens Rd | Kinsbourne Green Luton Rd The Common | Luton Station Interchange Stand 9 |
|---|---|---|---|---|---|---|
| · | 05:34 | 05:47 | 05:57 | 06:09 | 06:20 | 06:35 |
| 06:02 | 06:24 | 06:41 | 06:55 | 07:09 | 07:20 | 07:35 |
| · | · | · | 06:26 | 06:39 | 06:50 | 07:05 |
| 06:29 | 06:51 | 07:13 | 07:31 | 07:48 | 07:59 | 08:15 |
| 06:54 | 07:18 | 07:41 | 08:02 | 08:19 | 08:30 | 08:45 |
| 07:08 | 07:33 | 07:58 | 08:22 | 08:39 | 08:50 | 09:05 |
| · | · | · | 07:13 | 07:29 | 07:40 | 07:55 |
| 07:17 | 07:43 | 08:11 | 08:38 | 08:54 | 09:05 | 09:20 |
| 07:30 | 07:57 | 08:27 | 08:53 | 09:09 | 09:20 | 09:35 |
| · | · | · | 07:46 | 08:03 | 08:14 | 08:30 |
| 07:47 | 08:17 | 08:43 | 09:08 | 09:23 | 09:34 | 09:50 |
| 08:10 | 08:40 | 09:01 | 09:23 | 09:38 | 09:49 | 10:05 |
| 08:29 | 08:59 | 09:17 | 09:38 | 09:53 | 10:04 | 10:20 |
| · | 09:16 | 09:34 | 09:53 | 10:08 | 10:19 | 10:35 |
| · | 09:33 | 09:49 | 10:08 | 10:23 | 10:34 | 10:50 |
| · | 09:48 | 10:04 | 10:23 | 10:38 | 10:49 | 11:05 |
| · | 10:03 | 10:19 | 10:38 | 10:53 | 11:04 | 11:20 |
| · | 10:18 | 10:34 | 10:53 | 11:08 | 11:19 | 11:35 |
| 10:22 | 10:48 | 11:04 | 11:23 | 11:38 | 11:49 | 12:05 |
| · | 10:33 | 10:49 | 11:08 | 11:23 | 11:34 | 11:50 |
| 10:37 | 11:03 | 11:19 | 11:38 | 11:53 | 12:04 | 12:20 |
| 10:52 | 11:18 | 11:34 | 11:53 | 12:08 | 12:19 | 12:35 |
| 11:07 | 11:33 | 11:49 | 12:08 | 12:23 | 12:34 | 12:50 |
| 11:22 | 11:48 | 12:04 | 12:23 | 12:38 | 12:49 | 13:05 |
| 11:37 | 12:03 | 12:19 | 12:38 | 12:53 | 13:04 | 13:20 |
| 11:52 | 12:18 | 12:34 | 12:53 | 13:08 | 13:19 | 13:35 |
| 12:07 | 12:33 | 12:49 | 13:08 | 13:23 | 13:34 | 13:50 |
| 12:22 | 12:48 | 13:04 | 13:23 | 13:38 | 13:49 | 14:05 |
| 12:37 | 13:03 | 13:19 | 13:38 | 13:53 | 14:04 | 14:20 |
| 12:52 | 13:18 | 13:34 | 13:53 | 14:08 | 14:19 | 14:35 |
| 13:07 | 13:33 | 13:49 | 14:08 | 14:23 | 14:34 | 14:52 |
| 13:22 | 13:48 | 14:04 | 14:23 | 14:38 | 14:52 | 15:10 |
| 13:37 | 14:03 | 14:19 | 14:38 | 14:56 | 15:10 | 15:29 |
| 13:52 | 14:18 | 14:34 | 14:54 | 15:12 | 15:29 | 15:48 |
| 14:07 | 14:33 | 14:51 | 15:12 | 15:32 | 15:51 | 16:10 |
| 14:22 | 14:51 | 15:09 | 15:31 | 15:51 | 16:10 | 16:29 |
| 14:37 | 15:06 | 15:25 | 15:49 | 16:09 | 16:24 | 16:43 |
| 14:52 | 15:22 | 15:41 | 16:06 | 16:24 | 16:39 | 16:58 |
| 15:07 | 15:37 | 15:57 | 16:21 | 16:39 | 16:53 | 17:12 |
| 15:22 | 15:53 | 16:12 | 16:35 | 16:53 | 17:07 | 17:26 |
| 15:37 | 16:08 | 16:26 | 16:49 | 17:07 | 17:20 | 17:39 |
| 16:00 | 16:33 | 16:52 | 17:15 | 17:33 | 17:48 | 18:07 |
| 16:25 | 16:59 | 17:18 | 17:41 | 17:57 | 18:09 | 18:27 |
| 16:45 | 17:20 | 17:39 | 18:02 | 18:17 | 18:29 | 18:46 |
| 17:05 | 17:41 | 17:59 | 18:21 | 18:36 | 18:47 | 19:04 |
| 17:25 | 18:01 | 18:18 | 18:37 | 18:51 | 19:02 | 19:19 |
| 17:45 | 18:17 | 18:33 | 18:52 | 19:06 | 19:17 | 19:34 |
| 18:05 | 18:36 | 18:51 | 19:10 | 19:24 | 19:35 | 19:50 |
| 18:25 | 18:54 | 19:09 | 19:28 | 19:41 | 19:50 | 20:05 |
| 18:45 | 19:13 | 19:28 | 19:42 | 19:53 | 20:02 | 20:17 |
| 19:05 | 19:33 | 19:47 | 20:00 | 20:11 | 20:20 | 20:35 |
| 19:31 | 19:52 | 20:06 | 20:19 | 20:30 | 20:39 | 20:54 |
| 20:02 | 20:23 | 20:37 | 20:50 | 21:01 | 21:10 | 21:25 |
| 20:32 | 20:53 | 21:07 | 21:20 | 21:31 | 21:40 | 21:55 |
| 20:57 | 21:18 | 21:32 | 21:45 | 21:56 | 22:05 | 22:20 |
| 21:27 | 21:48 | 22:02 | 22:15 | 22:26 | 22:35 | 22:50 |
| 21:57 | 22:18 | 22:32 | 22:45 | 22:56 | 23:05 | 23:20 |
| 22:57 | 23:18 | 23:32 | 23:45 | 23:56 | 00:05 | 00:20 |
Saturday
Times at the main stops. 24-hour clock. A dot means that trip does not stop there.
| Watford Hospital Thomas Sawyer Way Car Park | Watford St Albans Rd opp Bushey Mill Ln | Chiswell Green Watford Rd Long Fallow | St Albans St Peter's Street Chime Square | Harpenden Walkers Rd Queens Rd | Kinsbourne Green Luton Rd The Common | Luton Station Interchange Stand 9 |
|---|---|---|---|---|---|---|
| · | · | · | 07:36 | 07:50 | 08:01 | 08:20 |
| 07:45 | 08:05 | 08:21 | 08:36 | 08:50 | 09:01 | 09:20 |
| 08:10 | 08:32 | 08:48 | 09:06 | 09:21 | 09:32 | 09:50 |
| 08:40 | 09:02 | 09:18 | 09:36 | 09:51 | 10:02 | 10:20 |
| 09:25 | 09:48 | 10:03 | 10:26 | 10:41 | 10:52 | 11:10 |
| 09:45 | 10:08 | 10:23 | 10:46 | 11:01 | 11:12 | 11:30 |
| 10:00 | 10:29 | 10:44 | 11:06 | 11:21 | 11:32 | 11:50 |
| · | · | · | 10:06 | 10:21 | 10:32 | 10:50 |
| 10:30 | 10:59 | 11:14 | 11:36 | 11:51 | 12:02 | 12:20 |
| · | 10:44 | 10:59 | 11:21 | 11:36 | 11:47 | 12:05 |
| 11:00 | 11:29 | 11:44 | 12:06 | 12:21 | 12:32 | 12:50 |
| · | 11:14 | 11:29 | 11:51 | 12:06 | 12:17 | 12:35 |
| 11:15 | 11:44 | 11:59 | 12:21 | 12:36 | 12:47 | 13:05 |
| 11:30 | 11:59 | 12:14 | 12:36 | 12:51 | 13:02 | 13:20 |
| 11:45 | 12:14 | 12:29 | 12:51 | 13:06 | 13:17 | 13:35 |
| 12:00 | 12:29 | 12:44 | 13:06 | 13:21 | 13:32 | 13:50 |
| 12:15 | 12:44 | 12:59 | 13:21 | 13:36 | 13:47 | 14:05 |
| 12:30 | 12:59 | 13:14 | 13:36 | 13:51 | 14:02 | 14:20 |
| 12:45 | 13:14 | 13:29 | 13:51 | 14:06 | 14:17 | 14:35 |
| 13:00 | 13:29 | 13:44 | 14:06 | 14:21 | 14:32 | 14:50 |
| 13:15 | 13:44 | 13:59 | 14:21 | 14:36 | 14:47 | 15:05 |
| 13:30 | 13:59 | 14:13 | 14:34 | 14:47 | 14:58 | 15:16 |
| 13:45 | 14:14 | 14:28 | 14:49 | 15:02 | 15:13 | 15:31 |
| 14:00 | 14:33 | 14:47 | 15:08 | 15:21 | 15:32 | 15:50 |
| 14:15 | 14:48 | 15:02 | 15:23 | 15:36 | 15:47 | 16:05 |
| 14:30 | 15:03 | 15:17 | 15:38 | 15:51 | 16:02 | 16:20 |
| 14:45 | 15:18 | 15:32 | 15:53 | 16:06 | 16:17 | 16:35 |
| 15:00 | 15:33 | 15:47 | 16:08 | 16:21 | 16:32 | 16:50 |
| 15:15 | 15:48 | 16:02 | 16:23 | 16:36 | 16:47 | 17:05 |
| 15:30 | 16:03 | 16:17 | 16:38 | 16:51 | 17:02 | 17:17 |
| 15:45 | 16:18 | 16:32 | 16:53 | 17:06 | 17:17 | 17:31 |
| 16:00 | 16:33 | 16:47 | 17:05 | 17:17 | 17:27 | 17:42 |
| 16:20 | 16:53 | 17:07 | 17:26 | 17:38 | 17:48 | 18:03 |
| 16:40 | 17:15 | 17:30 | 17:49 | 18:01 | 18:11 | 18:26 |
| 17:00 | 17:33 | 17:48 | 18:07 | 18:19 | 18:29 | 18:44 |
| 17:20 | 17:53 | 18:08 | 18:27 | 18:39 | 18:49 | 19:04 |
| 17:40 | 18:11 | 18:26 | 18:45 | 18:57 | 19:06 | 19:21 |
| 18:05 | 18:38 | 18:53 | 19:12 | 19:23 | 19:32 | 19:47 |
| 18:35 | 19:08 | 19:22 | 19:35 | 19:46 | 19:55 | 20:10 |
| 19:05 | 19:26 | 19:40 | 19:53 | 20:04 | 20:13 | 20:28 |
| 19:32 | 19:53 | 20:07 | 20:20 | 20:31 | 20:40 | 20:55 |
| 20:02 | 20:23 | 20:37 | 20:50 | 21:01 | 21:10 | 21:25 |
| 20:27 | 20:48 | 21:02 | 21:15 | 21:26 | 21:35 | 21:50 |
| 20:57 | 21:18 | 21:32 | 21:45 | 21:56 | 22:05 | 22:20 |
| 21:27 | 21:48 | 22:02 | 22:15 | 22:26 | 22:35 | 22:50 |
| 22:27 | 22:48 | 23:02 | 23:15 | 23:26 | 23:35 | 23:50 |
| 22:57 | 23:18 | 23:32 | 23:45 | 23:56 | 00:05 | 00:20 |
Sunday
Times at the main stops. 24-hour clock. A dot means that trip does not stop there.
| Watford Hospital Thomas Sawyer Way Car Park | Watford St Albans Rd opp Bushey Mill Ln | Chiswell Green Watford Rd Long Fallow | St Albans St Peter's Street Chime Square | Harpenden Walkers Rd Queens Rd | Kinsbourne Green Luton Rd The Common | Luton Station Interchange Stand 9 |
|---|---|---|---|---|---|---|
| · | · | · | 07:45 | 07:57 | 08:06 | 08:20 |
| 07:51 | 08:14 | 08:30 | 08:45 | 08:57 | 09:06 | 09:20 |
| 08:51 | 09:14 | 09:30 | 09:45 | 09:57 | 10:06 | 10:20 |
| 09:28 | 09:51 | 10:07 | 10:28 | 10:41 | 10:51 | 11:05 |
| 09:57 | 10:22 | 10:37 | 10:58 | 11:11 | 11:21 | 11:35 |
| 10:22 | 10:52 | 11:07 | 11:28 | 11:41 | 11:51 | 12:05 |
| 10:52 | 11:22 | 11:37 | 11:58 | 12:11 | 12:21 | 12:35 |
| 11:22 | 11:52 | 12:07 | 12:28 | 12:41 | 12:51 | 13:05 |
| 11:52 | 12:22 | 12:37 | 12:58 | 13:11 | 13:21 | 13:35 |
| 12:22 | 12:52 | 13:07 | 13:28 | 13:41 | 13:51 | 14:05 |
| 12:52 | 13:22 | 13:37 | 13:58 | 14:11 | 14:21 | 14:35 |
| 13:22 | 13:52 | 14:07 | 14:28 | 14:41 | 14:51 | 15:05 |
| 13:52 | 14:22 | 14:37 | 14:58 | 15:11 | 15:21 | 15:35 |
| 14:22 | 14:51 | 15:06 | 15:24 | 15:36 | 15:46 | 16:00 |
| 14:54 | 15:21 | 15:36 | 15:54 | 16:06 | 16:16 | 16:30 |
| 15:24 | 15:51 | 16:06 | 16:24 | 16:36 | 16:46 | 17:00 |
| 15:53 | 16:20 | 16:35 | 16:53 | 16:58 | 17:15 | 17:29 |
| 16:26 | 16:53 | 17:07 | 17:25 | 17:37 | 17:46 | 18:00 |
| 16:50 | 17:16 | 17:30 | 17:48 | 17:59 | 18:07 | 18:21 |
| 17:20 | 17:46 | 18:01 | 18:16 | 18:28 | 18:36 | 18:49 |
| 17:50 | 18:16 | 18:31 | 18:47 | 18:58 | 19:05 | 19:20 |
| 18:50 | 19:12 | 19:26 | 19:40 | 19:51 | 19:58 | 20:13 |
| 19:35 | 19:55 | 20:09 | 20:23 | 20:34 | 20:41 | 20:56 |
| 20:30 | 20:50 | 21:04 | 21:18 | 21:29 | 21:36 | 21:51 |
| 21:30 | 21:50 | 22:04 | 22:18 | 22:29 | 22:36 | 22:51 |
| 22:30 | 22:50 | 23:04 | 23:18 | 23:29 | 23:36 | 23:51 |
All 73 stops in this direction
- Watford Hospital Thomas Sawyer Way Car Park #210021902365
- Watford Dalton Way (NE) #210021903630
- Watford High Street Railway Stn Stop A #210021903640
- Watford High Street King Street Stop T #210021903680
- Watford Market Street Stop J #210021902001
- Watford Clarendon Rd Stop S #210021903840
- Watford Clarendon Rd St John's Rd (N) #210021903880
- Watford Junction Railway Stn Stop 5 #210021901720
- Watford St Albans Rd Railway Bridge (N) #210021904180
- North Watford St Albans Rd Regent St #210021904580
- Watford St Albans Rd opp Windsor Rd #210021904940
- Watford St Albans Rd opp Buckingham Rd #210021904960
- Watford St Albans Rd opp Bushey Mill Ln #210021904980
- North Watford St Albans Rd opp Library #210021905000
- Watford St Albans Rd Holland Gardens #210021905020
- Garston St Albans Rd opp First Avenue #210021905030
- Garston St Albans Rd Rochester Drive #210021905040
- Garston St Albans Rd Garston Drive #210021905060
- Garston St Albans Road Premier Inn #210021905360
- Garston North Orb Rd Three Horseshoes #210021905380
- Garston Nth Orb Rd opp Bucknalls Lane #210021806720
- Bricket Wood Nth Orb Rd opp Black Boy PH #210021508100
- Bricket Wood Nth Orb Rd opp Oakwood Rd #210021508120
- Chiswell Green Nth Orbital Rd opp Lye Lane #210021508160
- Chiswell Green Watford Rd Long Fallow #210021508180
- Chiswell Grn Watford Rd opp Driftwood Ave #210021508200
- Chiswell Green Watford Rd 3 Hammers PH #210021508220
- Chiswell Green Watford Rd opp West Ave #210021508240
- Chiswell Grn Watford Rd Ragged Hall La #210021508260
- St Albans Watford Rd Midway #210021508280
- St Albans Watford Rd King Harry PH #210021508300
- St Albans Abbey Railway Station Stop B #210021508440
- St Albans Holywell Hill opp Belmont Hill #210021508450
- St Albans Holywell Hill Abbey #210021508460
- St Albans Chequer Street Town Hall #210021508480
- St Albans St Peter's Street Stop 10 #210021508580
- St Albans St Peter's Street Chime Square #210021509460
- St Albans Harpenden Rd opp Heath Farm Lane #210021510680
- St Albans Harpenden Rd opp Ancient Briton #210021510700
- St Albans Harpenden Road opp Girls' School #210021510720
- St Albans Harpenden Rd opp Texaco Garage #210021510740
- St Albans Harpenden Rd Hawkswick #210021510760
- St Albans Harpenden Rd Hawkswick Lodge #210021510780
- Harpenden Harpenden Rd Childwickbury (N) #210021510800
- Harpenden Harpenden Rd opp Ayres End Ln #210021510820
- Harpenden St Albans Rd opp Cross Lane #210021510840
- Harpenden St Albans Rd West Common Way #210021510860
- Harpenden Walkers Rd St Albans Rd (NE) #210021511020
- Harpenden Walkers Rd Queens Rd #210021511040
- Harpenden Southdown Rd opp Plough & Harrow #210021511060
- Harpenden Southdown Rd opp Crabtree Ln #210021511080
- Harpenden Southdown Rd opp Hotel #210021511100
- Harpenden High St The George Stop C #210021511520
- Harpenden High Street Old Cock Inn #210021511540
- Harpenden Luton Rd Old Rectory Close #210021511640
- Harpenden Luton Rd Douglas Rd #210021511660
- Harpenden Luton Rd Park Mount #210021511680
- Harpenden Luton Rd Roundwood Lane #210021511700
- Harpenden Luton Rd Ridgewood Drive #210021511720
- Harpenden Luton Rd Farm Avenue #210021511740
- Kinsbourne Green Luton Rd The Common #210021511760
- Kinsbourne Green Luton Rd The Fox PH #210021511780
- Kinsbourne Grn London Rd opp West Hyde Rd #210021511800
- Kinsbourne Green London Rd Gibraltar Farm #210021400210
- Kinsbourne Green opp Luton Hoo Hotel #210021400211
- Luton Hoo London Road Newlands Rd #021012009
- Luton Hoo London Road opp Bull Wood #021012007
- Luton London Road Stockwood Park #02901606
- Luton London Road opp The Mount #02901608
- Luton London Road Whitehill Avenue #02901610
- Luton Castle Street opp Holly Street #02901612
- Luton Church Street Stop C3 #02903504
- Luton Station Interchange Stand 9 #02900039
Route 321 route map
Questions about Intalink Hertfordshire Route 321
What time is the first Route 321 bus?
Monday to Friday: 04:40. Saturday: 06:00. Sunday: 06:10.
What time is the last Route 321 bus?
Monday to Friday: 22:57. Saturday: 22:57. Sunday: 22:30. A time after midnight belongs to the evening before.
How often does Route 321 run?
Monday to Friday: every 15 min. Saturday: every 15 min. Sunday: every 30 min, between 07:00 and 19:00.
Does Route 321 run at weekends?
Saturday: yes. Sunday: yes.
Where does Route 321 go?
Route 321 serves Luton Station Interchange Stand 9, Kinsbourne Grn Luton Rd opp The Common, Watford St Albans Rd Buckingham Rd, St Albans St Peter's Street Chime Square and Kinsbourne Green Luton Rd The Common. The full list of stops for each direction is below the timetables.
Are these live bus times?
No. They are the published timetable from Intalink Hertfordshire’s open data, refreshed 4 October 2026. A bus can run early or late, and disruptions are not shown.
Source: Intalink Hertfordshire open data (GTFS schedule for Intalink Hertfordshire), used under the Open Government Licence v3.0. Refreshed 4 October 2026. These are scheduled times; disruptions and service alerts are published by the operator. Contains public sector information licensed under the Open Government Licence v3.0. Changes made: times reformatted into timetables and departure lists.