Bus from Didcot to Harwell Campus
5 direct routes · 18–36 min · first bus 05:11, last bus 23:01 (weekdays).
Next buses to Harwell Campus as of 10:30
Scheduled times at the boarding stop in Didcot, from the operators' timetables — they update automatically. Open the stop for live tracking.
Direct routes
| Route | Operator | Journey time | Weekday journeys | Days | First | Last | Board at | Get off at | Calls at |
|---|---|---|---|---|---|---|---|---|---|
| X35 | Thames Travel | ~31 min | 31 | Sat 19 · no Sunday buses | 05:21 | 23:01 | Broadway (Stop B1) | Diamond Light Source (adj) | Harwell & Rowstock |
| X34 | Thames Travel | ~31 min | 20 | Sat 14 · no Sunday buses | 07:01 | 18:31 | Broadway (Stop B1) | Diamond Light Source (adj) | Harwell & Rowstock |
| X24 | Thames Travel | ~36 min | 6 | weekdays only | 05:11 | 08:51 | Broadway (Stop B1) | Diamond Light Source (adj) | Milton Park, Milton Heights, Milton Hill & Rowstock |
2 occasional services — once or twice a day · 94, BB5
Often school, college or market-day journeys — check the route before relying on one.
| Route | Operator | Journey time | Weekday journeys | Days | First | Last | Board at | Get off at | Calls at |
|---|---|---|---|---|---|---|---|---|---|
| 94 | Thames Travel | ~32 min | 2 | weekdays only | 08:42 | 17:02 | Sainsburys (Stop S3) | Diamond Light Source (adj) | East Hagbourne, Tadley, Blewbury, Upton, West Hagbourne & Chilton |
| BB5 | Thames Travel | ~18 min | 1 | weekdays only | 15:41 | 15:41 | Didcot Girls School (o/s) | Curie Entrance (opp) | Harwell & Rowstock |
Times are for the first boarding point in Didcot on each route's weekday timetable — open the route for the full timetable, live map and every stop.
The same number runs elsewhere in the UK — see every X34 bus, X24 bus, 94 bus or BB5 bus timetable.
Frequently asked questions
Which bus goes from Didcot to Harwell Campus?
5 routes run directly from Didcot to Harwell Campus: the X35 (Thames Travel), the X34 (Thames Travel), the X24 (Thames Travel), the 94 (Thames Travel), the BB5 (Thames Travel). The most frequent is the X35, 31 times each weekday — board at Broadway (Stop B1) and get off at Diamond Light Source (adj), about 31 minutes.
How long does the bus take from Didcot to Harwell Campus?
Between 18 minutes on the BB5 and 36 on the X24, depending on which route you catch and on traffic. It calls at Harwell, Rowstock on the way.
What time is the first and last bus from Didcot to Harwell Campus?
On weekdays the first direct bus leaves around 05:11 and the last around 23:01. Check the route timetables for weekends.
How much is the bus from Didcot to Harwell Campus?
Most single fares in England are capped at £3 until 31 December 2026, then £2 from 1 January 2027.