The average bus between Guildford and Harrow on the Hill takes 2h 16m and the fastest bus takes 2h 8m. The bus service runs several times per day from Guildford to Harrow on the Hill. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Buses run 5 times a day between Guildford and Harrow on the Hill. The earliest departure is at 2:30 AM at night, and the last departure from Guildford is at 11:00 PM which arrives into Harrow on the Hill at 1:10 AM. All services require a transfer at Heathrow Terminal 2 and take an average of 2h 16m. The schedules shown below are for the next available departures.

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Want to know about travelling from Guildford to Harrow on the Hill? 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 bus from Guildford to Harrow on the Hill. However, there are services departing from Guildford station and arriving at Harrow on the Hill station via Heathrow Terminal 2. The journey, including transfers, takes approximately 2h 16m.
Guildford to Harrow on the Hill bus services, operated by First Berkshire & The Thames Valley, depart from Guildford station.
Guildford to Harrow on the Hill bus services, operated by First Berkshire & The Thames Valley, arrive at Grange Road station.
The distance between Guildford and Harrow on the Hill is 40.7 km. The road distance is 60 km.
You can take a bus from Guildford station to Grange Road via Heathrow Terminal 2 and Heathrow Central Bus Station in around 2h 21m.