The average bus between Great Portland Street (Station) and Heathrow Terminal 5 takes 1h 45m and the fastest bus takes 1h 36m. There is a bus service every few hours from Great Portland Street (Station) 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.
Buses run hourly between Great Portland Street (Station) and Heathrow Terminal 5. The earliest departure is at 12:18 AM at night, and the last departure from Great Portland Street (Station) is at 11:56 PM which arrives into Heathrow Terminal 5 at 1:45 AM. All services require a transfer at Haymarket / Charles II Street and take an average of 1h 45m. The schedules shown below are for the next available departures.

1h 46m • 1 change

1h 38m • 1 change

1h 43m • 1 change

1h 49m • 1 change

1h 53m • 1 change

1h 55m • 1 change

1h 52m • 1 change

1h 52m • 1 change

1h 49m • 1 change

1h 48m • 1 change

1h 47m • 1 change

1h 47m • 1 change

1h 39m • 1 change

1h 43m • 1 change

1h 44m • 1 change

1h 38m • 1 change
Want to know about travelling from Great Portland Street (Station) 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 bus from Great Portland Street (Station) to Heathrow Terminal 5. However, there are services departing from Great Portland Street (Station) station and arriving at Heathrow Terminal 5 station via Heathrow Terminal 5. The journey, including transfers, takes approximately 1h 45m.
Great Portland Street (Station) to Heathrow Terminal 5 bus services, operated by London Buses, depart from Regent Street / St James's station.
Great Portland Street (Station) to Heathrow Terminal 5 bus services, operated by London Buses, arrive at Heathrow Terminal 5 station.
The distance between Great Portland Street (Station) and Heathrow Terminal 5 is 24.7 km. The road distance is 36 km.
Metroline Travel operates a bus from Regent Street / St James's to Heathrow Terminal 5 hourly. Tickets cost £2 and the journey takes 1h 24m.