The average train between Harrow and Exeter takes 3h 8m and the fastest train takes 2h 35m. There is an hourly train service from Harrow to Exeter. 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 Harrow and Exeter. The earliest departure is at 6:29 AM in the morning, and the last departure from Harrow is at 11:56 PM which arrives into Exeter at 8:44 AM. All services require a transfer at Paddington station and take an average of 3h 8m. The schedules shown below are for the next available departures.

3h 7m • 1 change

2h 50m • 1 change

3h 10m • 1 change

2h 47m • 1 change

2h 58m • 1 change

2h 37m • 1 change

2h 42m • 1 change

2h 59m • 1 change

2h 58m • 1 change

2h 37m • 1 change

2h 42m • 1 change

2h 59m • 1 change
Want to know about travelling from Harrow to Exeter? 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 Harrow to Exeter. However, there are services departing from Harrow station and arriving at Exeter station via Exeter St Davids. The journey, including transfers, takes approximately 3h 8m.
Harrow to Exeter train services, operated by London Underground (Tube), depart from London Paddington station.
Harrow to Exeter train services, operated by London Underground (Tube), arrive at Exeter St Davids station.
Book your Harrow to Exeter train tickets online with London Underground (Tube) and Great Western Railway (GWR).
The distance between Harrow and Exeter is 242 km. The road distance is 292 km.
Great Western Railway (GWR) operates a train from London Paddington to Exeter St Davids hourly. Tickets cost £75–150 and the journey takes 2h 8m.