Bus from Harrow to Heathrow Airport
2 direct routes · about 56 min · first bus 05:40, last bus 22:50 (weekdays); night service N140 runs 23:04–05:09.
Next buses to Heathrow Airport as of 08:06
Scheduled times at the boarding stop in Harrow, from the operators' timetables — they update automatically. Open the stop for live tracking.
Direct routes
| Route | Operator | Journey time | Weekday journeys | Days | First | Last | Board at | Get off at | Calls at |
|---|---|---|---|---|---|---|---|---|---|
| SL9 | London Sovereign | ~56 min | 101 | Sat 99 · Sun 99 | 05:40 | 22:50 | Harrow Bus Station (Stop B) | Heathrow Central Bus Station (southbound) | — |
| N140 | Metroline Travel | ~45 min | 13 | Sat 13 · Sun 13 | 23:04 | 05:09 | Harrow Town Cen / Station Rd (Stop J) | Heathrow Central Bus Station (southbound) | — |
Times are for the first boarding point in Harrow on each route's weekday timetable — open the route for the full timetable, live map and every stop.
Frequently asked questions
Which bus goes from Harrow to Heathrow Airport?
2 routes run directly from Harrow to Heathrow Airport: the SL9 (London Sovereign), the N140 (Metroline Travel). The most frequent is the SL9, 101 times each weekday — board at Harrow Bus Station (Stop B) and get off at Heathrow Central Bus Station (southbound), about 56 minutes.
How long does the bus take from Harrow to Heathrow Airport?
Around 56 minutes on the SL9, depending on time of day and traffic.
What time is the first and last bus from Harrow to Heathrow Airport?
On weekdays the first direct bus leaves around 05:40 and the last around 22:50 — and night service N140 runs 23:04–05:09. Check the route timetables for weekends.
How much is the bus from Harrow to Heathrow Airport?
London buses have a flat £1.75 fare with contactless or Oyster — the Hopper fare covers unlimited bus and tram changes within an hour, with daily caps. Cash isn't accepted.
Same journey, other stops
The same trip, starting or ending at a town centre that has its own page here.