The average train between Didcot and Heathrow Terminal 5 takes 1h 20m and the fastest train takes 1h 2m. There is an hourly train service from Didcot to Heathrow Terminal 5. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Trains run hourly between Didcot and Heathrow Terminal 5. The earliest departure is at 12:24 AM at night, and the last departure from Didcot is at 10:28 PM which arrives into Heathrow Terminal 5 at 11:47 PM. All services require a transfer at London Paddington and take an average of 1h 20m. The schedules shown below are for the next available departures.

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1h 18m • 1 changeWant to know about travelling from Didcot to Heathrow Terminal 5? We have put together a list of the most frequently asked questions from our users such as: What is the cheapest mode of transport? What is the quickest option? How much do tickets usually cost? and many more.
No, there is no direct train from Didcot to Heathrow Terminal 5. However, there are services departing from Didcot Parkway station and arriving at Heathrow Terminal 5 station via London Paddington station. The journey, including transfers, takes approximately 1h 20m.
Didcot to Heathrow Terminal 5 train services, operated by Great Western Railway (GWR), depart from Didcot Parkway station.
Didcot to Heathrow Terminal 5 train services, operated by Heathrow Express, arrive at Heathrow Terminal 5 station.
Book your Didcot to Heathrow Terminal 5 train tickets online with Omio.
The distance between Didcot and Heathrow Terminal 5 is 54.2 km. The road distance is 65 km.
You can take a train from Didcot Parkway to Heathrow Terminal 5 via London Paddington and Heathrow Terminal 5 in around 1h 19m.