H21 bus: Heathrow Airport Terminal 4 – Feltham (circular)
Diamond Bus South East bus H21 is a circular service around Heathrow Airport Terminal 4 via East Bedfont and Feltham. Runs every day. On Friday 13 November the first bus from Heathrow Airport Terminal 4 leaves at 00:09 and the last at 23:39, about every 30 minutes during the day.
Operated by Diamond Bus South East. Timetable for Friday, 13 November 2026. Today's timetable · any day up to 60 ahead: add ?date=YYYY-MM-DD to this page's address. Plan a journey · Print this timetable
Live tracking isn't available for this service: its buses don't send their positions, so times are from the timetable.
Questions
- When is the first and last H21 bus around Heathrow Airport Terminal 4?
- On Friday 13 November the first bus leaves Heathrow Airport Terminal 4 at 00:09 and the last at 23:39, 41 journeys in all.
- Does the H21 bus run on Sundays?
- Yes. Runs every day.
- How often does the H21 bus run?
- On Friday 13 November it runs about every 30 minutes during the day (09:00 to 15:00), 41 journeys from Heathrow Airport Terminal 4.
- Where does the H21 bus stop?
- Main stops: Heathrow Terminal 4 (Heathrow Airport Terminal 4), St Mary's Church (TW14) (East Bedfont), Bethany Waye (East Bedfont), Westmacott Drive / Allcot Close (Feltham), Shore Close (Feltham). The full list is in the timetable below.
- Who runs the H21 bus?
- Diamond Bus South East.
Towards Heathrow Airport Terminal 4
| Stop | Journey 1 | Journey 2 | Journey 3 | Journey 4 | Journey 5 | Journey 6 | Journey 7 | Journey 8 | Journey 9 | Journey 10 | Journey 11 | Journey 12 | Journey 13 | Journey 14 | Journey 15 | Journey 16 | Journey 17 | Journey 18 | Journey 19 | Journey 20 | Journey 21 | Journey 22 | Journey 23 | Journey 24 | Journey 25 | Journey 26 | Journey 27 | Journey 28 | Journey 29 | Journey 30 | Journey 31 | Journey 32 | Journey 33 | Journey 34 | Journey 35 | Journey 36 | Journey 37 | Journey 38 | Journey 39 | Journey 40 | Journey 41 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Heathrow Terminal 4, Heathrow Airport Terminal 4 | 00:09 | 03:24 | 03:54 | 04:24 | 04:54 | 05:24 | 05:54 | 06:24 | 06:58 | 07:32 | 08:08 | 08:46 | 09:23 | 09:53 | 10:23 | 10:53 | 11:23 | 11:53 | 12:23 | 12:53 | 13:23 | 13:53 | 14:23 | 14:53 | 15:23 | 15:56 | 16:31 | 17:06 | 17:41 | 18:16 | 18:51 | 19:23 | 19:53 | 20:24 | 20:54 | 21:24 | 21:54 | 22:39 | 23:09 | 23:39 | |
| St Mary's Church (TW14), East Bedfont | 00:12 | 03:27 | 03:57 | 04:27 | 04:57 | 05:27 | 05:57 | 06:27 | 07:02 | 07:36 | 08:12 | 08:50 | 09:27 | 09:57 | 10:27 | 10:57 | 11:27 | 11:57 | 12:27 | 12:57 | 13:27 | 13:57 | 14:27 | 14:57 | 15:27 | 16:00 | 16:35 | 17:10 | 17:45 | 18:20 | 18:55 | 19:27 | 19:57 | 20:27 | 20:57 | 21:27 | 21:57 | 22:42 | 23:12 | 23:42 | |
| Bethany Waye, East Bedfont | 00:14 | 03:29 | 03:59 | 04:29 | 04:59 | 05:29 | 05:59 | 06:29 | 07:05 | 07:40 | 08:16 | 08:54 | 09:30 | 10:00 | 10:30 | 11:00 | 11:30 | 12:00 | 12:30 | 13:00 | 13:30 | 14:00 | 14:30 | 15:00 | 15:31 | 16:04 | 16:39 | 17:14 | 17:49 | 18:24 | 18:58 | 19:30 | 20:00 | 20:29 | 20:59 | 21:29 | 21:59 | 22:44 | 23:14 | 23:44 | |
| Westmacott Drive / Allcot Close, Feltham | 00:16 | 03:01 | 03:31 | 04:01 | 04:31 | 05:01 | 05:31 | 06:01 | 06:32 | 07:08 | 07:43 | 08:19 | 08:57 | 09:32 | 10:02 | 10:32 | 11:02 | 11:32 | 12:02 | 12:32 | 13:02 | 13:32 | 14:02 | 14:32 | 15:02 | 15:34 | 16:07 | 16:42 | 17:17 | 17:52 | 18:27 | 19:01 | 19:32 | 20:02 | 20:32 | 21:02 | 21:31 | 22:01 | 22:46 | 23:16 | 23:46 |
| Shore Close, Feltham | 00:20 | 03:05 | 03:35 | 04:05 | 04:35 | 05:05 | 05:35 | 06:05 | 06:36 | 07:12 | 07:48 | 08:24 | 09:02 | 09:36 | 10:06 | 10:36 | 11:06 | 11:36 | 12:06 | 12:36 | 13:06 | 13:36 | 14:06 | 14:36 | 15:06 | 15:39 | 16:12 | 16:47 | 17:22 | 17:57 | 18:31 | 19:05 | 19:36 | 20:06 | 20:36 | 21:06 | 21:35 | 22:05 | 22:50 | 23:20 | 23:50 |
| Bethany Waye, East Bedfont | 03:08 | 03:38 | 04:08 | 04:38 | 05:08 | 05:38 | 06:08 | 06:40 | 07:17 | 07:53 | 08:29 | 09:07 | 09:40 | 10:10 | 10:40 | 11:10 | 11:40 | 12:10 | 12:40 | 13:10 | 13:40 | 14:10 | 14:40 | 15:10 | 15:43 | 16:16 | 16:51 | 17:26 | 18:01 | 18:35 | 19:09 | 19:40 | 20:10 | 20:40 | 21:10 | 21:39 | 22:09 | 22:54 | 23:23 | 23:53 | |
| St Mary's Church (TW14), East Bedfont | 03:10 | 03:40 | 04:10 | 04:40 | 05:10 | 05:40 | 06:10 | 06:42 | 07:20 | 07:56 | 08:32 | 09:10 | 09:42 | 10:12 | 10:42 | 11:12 | 11:42 | 12:12 | 12:42 | 13:12 | 13:42 | 14:12 | 14:42 | 15:13 | 15:46 | 16:20 | 16:55 | 17:30 | 18:04 | 18:39 | 19:11 | 19:42 | 20:12 | 20:42 | 21:11 | 21:40 | 22:11 | 22:55 | 23:25 | 23:55 | |
| Heathrow Terminal 4, Heathrow Airport Terminal 4 | 03:15 | 03:45 | 04:15 | 04:45 | 05:15 | 05:45 | 06:15 | 06:48 | 07:26 | 08:02 | 08:38 | 09:16 | 09:48 | 10:18 | 10:48 | 11:18 | 11:48 | 12:18 | 12:48 | 13:18 | 13:48 | 14:18 | 14:48 | 15:19 | 15:52 | 16:26 | 17:01 | 17:36 | 18:10 | 18:45 | 19:17 | 19:48 | 20:18 | 20:48 | 21:17 | 21:46 | 22:17 | 23:01 | 23:30 | 00:00 |
Places on this route
Timetables from the Bus Open Data Service (Department for Transport), updated Thursday, 12 November 2026. Stop details from NaPTAN. Train timetables contain data from Network Rail, licensed under the Open Government Licence; live train times from National Rail. Times are UK local time and can change at short notice: check before you travel.
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