Isleworth to Watford Buses

Isleworth to Watford buses

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Trip Overview

The average bus between Isleworth and Watford takes 1h 19m and the fastest bus takes 1h 4m. The bus service runs several times per day from Isleworth to Watford. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.

1h 19m
Duration: 28 mi
Distance: £5
Average price: 4 times a day
Frequency

Bus

best

Take the bus from West Thames College to Heathrow Central Bus Stationbus N9
Take the bus from Heathrow Terminal 3 to Town Hallbus Ra3

1h 16m

£5–6

Isleworth to Watford bus times

Buses run 4 times a day between Isleworth and Watford. The earliest departure is at 4:01 AM at night, and the last departure from Isleworth is at 7:32 AM which arrives into Watford at 9:34 AM. All services require a transfer at Heathrow Central Bus Station and take an average of 1h 19m. The schedules shown below are for the next available departures.

Departing Wednesday, October 14, 2026

4:01 AM → 5:21 AM
1h 19m • 1 change
5:21 AM → 6:26 AM
1h 4m • 1 change
6:01 AM → 7:30 AM
1h 28m • 1 change

Departing Thursday, October 15, 2026

4:01 AM → 5:21 AM
1h 19m • 1 change
5:21 AM → 6:26 AM
1h 4m • 1 change
6:01 AM → 7:30 AM
1h 28m • 1 change

Departing Friday, October 16, 2026

4:08 AM → 5:21 AM
1h 12m • 1 change
5:05 AM → 6:26 AM
1h 20m • 1 change
6:02 AM → 7:30 AM
1h 27m • 1 change

Departing Saturday, October 17, 2026

4:08 AM → 5:21 AM
1h 12m • 1 change
5:05 AM → 6:26 AM
1h 20m • 1 change
6:02 AM → 7:30 AM
1h 27m • 1 change
7:02 AM → 8:32 AM
1h 29m • 1 change
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Departing Sunday, October 18, 2026

4:01 AM → 5:21 AM
1h 19m • 1 change
5:21 AM → 6:26 AM
1h 4m • 1 change
6:01 AM → 7:27 AM
1h 25m • 1 change

Departing Monday, October 19, 2026

4:01 AM → 5:21 AM
1h 19m • 1 change
5:21 AM → 6:26 AM
1h 4m • 1 change
6:01 AM → 7:30 AM
1h 28m • 1 change

Departing Tuesday, October 20, 2026

4:01 AM → 5:21 AM
1h 19m • 1 change
5:21 AM → 6:26 AM
1h 4m • 1 change
6:01 AM → 7:30 AM
1h 28m • 1 change

Frequently asked questions

Want to know about travelling from Isleworth to Watford? 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.

Trip Overview

Bus