Harwell Campus

Photo of two Harwell Campus branded buses at Didcot Parkway.

We offer frequent bus connections with Harwell Campus from Didcot Parkway, Didcot Orchard Centre, Great Western Park, Oxford, Redbridge Park&Ride, Abingdon, Wantage, Chilton, Faringdon and Newbury.


Header banner reading: Bus Services


  • ST1 - Oxford, Broad Street direct via A34 to Harwell Campus
  • X34/X35 - Didcot • Great Western Park • Harwell Campus then Wantage (X35) or Chilton and Newbury (X34)
  • X36 - Didcot • Milton Park • Steventon • Grove • Wantage • Harwell Campus
  • 43 - Oxford City Centre • Abingdon • Drayton • Steventon • Harwell Campus
  • 94 - Didcot • East Hagbourne • Blewbury • West Hagbourne • Chilton • Harwell Campus

To download our guide to Harwell Campus bus services, valid from 14th April 2024, please click here.


Header banner reading: Network MapThames Travel bus network map of the Harwell Campus area. A PDF version is available below this image.

Harwell Campus network map - valid from 14th April 2024 (PDF download)


Header banner reading: Discounts


Employees at Harwell Campus can get an exclusive 25% discount on the CountryZone or CityZone & CountryZone products on the key and the Oxford Bus app.

This discount is available on the following tickets:

Discount on the app

Please download the Oxford Bus mobile app and make sure to register with your work email address and verify the account. Your discount will be automatically applied for you at checkout and there's no need to enter a discount code.

App users benefit from:

  • Tickets available instantly
  • Live departure information and live bus tracking
  • Timetable information 
  • Service updates

Discount on the key card

If you've not had a key card before, you can register for one online at www.oxfordkey.co.uk and please be sure to register using your work email address. The discount code will only work if your account is registered to your work email address. 

If you already have the key, but it's not registered to your work email address, please contact us at [email protected] and we'll be able to change this for you. 

Once registered, go to our key website at www.oxfordkey.co.uk and you can top up online to collect on any Oxford Bus Company or Thames Travel service. After you buy, the top-up will be available to use within 72 hours.

The discount code is Harwell.

The screen to enter the discount code is the 'Review order' screen, after you select your travel product.

Email address not working?

It may be that your employer is not yet participating in the scheme. Please contact Dawn Crawford in the Harwell Management Office and we can get you signed up.