Harpenden to Hounslow Buses

Harpenden to Hounslow buses

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Trip Overview

The average bus between Harpenden and Hounslow takes 3h 10m and the fastest bus takes 2h 11m. There is an hourly bus service from Harpenden to Hounslow. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.

3h 10m
Duration: 41 mi
Distance: £7
Average price: Hourly
Frequency

Line 321 bus, bus

best

Take the bus from Old Cock Inn to Watford Junction stationbus 321
Take the bus from Watford Junction station to Heathrow Terminal 2bus Ra3

2h 17m

£5–9

Harpenden to Hounslow bus times

Buses run hourly between Harpenden and Hounslow. The earliest departure is at 5:01 AM in the morning, and the last departure from Harpenden is at 9:51 PM which arrives into Hounslow at 12:15 AM. All services require a transfer at Watford Junction station and take an average of 3h 10m. The schedules shown below are for the next available departures.

Departing Thursday, October 22, 2026

5:01 AM → 7:42 AM
2h 41m • 2 changes
5:46 AM → 9:20 AM
3h 34m • 2 changes
6:20 AM → 9:37 AM
3h 17m • 2 changes
6:35 AM → 10:25 AM
3h 50m • 2 changes
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Departing Friday, October 23, 2026

5:01 AM → 7:42 AM
2h 41m • 2 changes
5:46 AM → 9:20 AM
3h 34m • 2 changes
6:20 AM → 9:37 AM
3h 17m • 2 changes
6:35 AM → 10:25 AM
3h 50m • 2 changes
Show more

Departing Saturday, October 24, 2026

6:55 AM → 9:31 AM
2h 36m • 2 changes
7:54 AM → 10:40 AM
2h 46m • 2 changes
8:39 AM → 11:39 AM
3h • 2 changes
9:03 AM → 12:20 PM
3h 17m • 2 changes
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Departing Sunday, October 25, 2026

6:33 AM → 9:26 AM
2h 53m • 2 changes
8:03 AM → 10:38 AM
2h 35m • 2 changes
9:04 AM → 11:36 AM
2h 32m • 2 changes
9:34 AM → 12:47 PM
3h 13m • 2 changes
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Departing Monday, October 26, 2026

5:01 AM → 7:42 AM
2h 41m • 2 changes
5:46 AM → 9:19 AM
3h 33m • 2 changes
6:20 AM → 9:37 AM
3h 17m • 2 changes
6:35 AM → 10:25 AM
3h 50m • 2 changes
Show more

Departing Tuesday, October 27, 2026

5:01 AM → 7:42 AM
2h 41m • 2 changes
5:46 AM → 9:19 AM
3h 33m • 2 changes
6:20 AM → 9:37 AM
3h 17m • 2 changes
6:35 AM → 10:25 AM
3h 50m • 2 changes
Show more

Departing Wednesday, October 28, 2026

5:01 AM → 7:42 AM
2h 41m • 2 changes
5:46 AM → 9:19 AM
3h 33m • 2 changes
6:20 AM → 9:37 AM
3h 17m • 2 changes
6:35 AM → 10:25 AM
3h 50m • 2 changes
Show more

Frequently asked questions

Want to know about travelling from Harpenden to Hounslow? 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.