Cardiff to Harrow Trains

Cardiff to Harrow trains

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Trip Overview

The average train between Cardiff and Harrow takes 2h 36m and the fastest train takes 2h 15m. There is an hourly train service from Cardiff to Harrow. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.

2h 36m
Duration: 154 mi
Distance: £78
Average price: Hourly
Frequency

Train

best

Take the train from Cardiff Central to London Paddingtontrain Swansea - London Paddington / ...

2h 32m

£66–116

Cardiff to Harrow train times

Trains run hourly between Cardiff and Harrow. The earliest departure is at 5:07 AM in the morning, and the last departure from Cardiff is at 9:20 PM which arrives into Harrow at 6:46 AM. All services require a transfer at London Paddington and take an average of 2h 36m. The schedules shown below are for the next available departures.

Departing Saturday, October 31, 2026

7:19 PM → 10:08 PM
2h 49m • 2 changes
8:22 PM → 11:08 PM
2h 46m • 2 changes

Departing Sunday, November 1, 2026

9:35 AM → 12:08 PM
2h 33m • 2 changes
10:20 AM → 1:08 PM
2h 48m • 2 changes
11:20 AM → 2:08 PM
2h 48m • 2 changes
12:20 PM → 3:08 PM
2h 48m • 2 changes
Show more

Departing Monday, November 2, 2026

5:07 AM → 7:38 AM
2h 31m • 2 changes
5:53 AM → 8:38 AM
2h 45m • 2 changes
6:24 AM → 9:08 AM
2h 44m • 2 changes
7:23 AM → 9:38 AM
2h 15m • 2 changes
Show more

Departing Tuesday, November 3, 2026

5:07 AM → 7:38 AM
2h 31m • 2 changes
5:53 AM → 8:38 AM
2h 45m • 2 changes
6:24 AM → 9:08 AM
2h 44m • 2 changes
7:23 AM → 9:38 AM
2h 15m • 2 changes
Show more

Departing Wednesday, November 4, 2026

5:07 AM → 7:38 AM
2h 31m • 2 changes
5:53 AM → 8:38 AM
2h 45m • 2 changes
6:24 AM → 9:08 AM
2h 44m • 2 changes
7:23 AM → 9:38 AM
2h 15m • 2 changes
Show more

Departing Thursday, November 5, 2026

5:07 AM → 7:38 AM
2h 31m • 2 changes
5:53 AM → 8:38 AM
2h 45m • 2 changes
6:24 AM → 9:08 AM
2h 44m • 2 changes
7:23 AM → 9:38 AM
2h 15m • 2 changes
Show more

Departing Friday, November 6, 2026

5:07 AM → 7:38 AM
2h 31m • 2 changes
5:53 AM → 8:38 AM
2h 45m • 2 changes
6:24 AM → 9:08 AM
2h 44m • 2 changes
7:23 AM → 9:38 AM
2h 15m • 2 changes
Show more

Frequently asked questions

Want to know about travelling from Cardiff to Harrow? 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

Train

Cardiff to Harrow train times

Departing Saturday, October 31, 2026

7:19 PM → 10:08 PM

8:22 PM → 11:08 PM

Departing Sunday, November 1, 2026

9:35 AM → 12:08 PM

10:20 AM → 1:08 PM

11:20 AM → 2:08 PM

12:20 PM → 3:08 PM

Departing Monday, November 2, 2026

5:07 AM → 7:38 AM

5:53 AM → 8:38 AM

6:24 AM → 9:08 AM

7:23 AM → 9:38 AM

Departing Tuesday, November 3, 2026

5:07 AM → 7:38 AM

5:53 AM → 8:38 AM

6:24 AM → 9:08 AM

7:23 AM → 9:38 AM

Departing Wednesday, November 4, 2026

5:07 AM → 7:38 AM

5:53 AM → 8:38 AM

6:24 AM → 9:08 AM

7:23 AM → 9:38 AM

Departing Thursday, November 5, 2026

5:07 AM → 7:38 AM

5:53 AM → 8:38 AM

6:24 AM → 9:08 AM

7:23 AM → 9:38 AM

Departing Friday, November 6, 2026

5:07 AM → 7:38 AM

5:53 AM → 8:38 AM

6:24 AM → 9:08 AM

7:23 AM → 9:38 AM

Frequently asked questions

What companies run services between Cardiff, Wales and Harrow, Greater London, England?

Train from Cardiff Central to London Paddington

Cardiff to Harrow trains

Find Transport to Harrow

Trip Overview

Train

Cardiff to Harrow train times

Departing Saturday, October 31, 2026

7:19 PM → 10:08 PM

8:22 PM → 11:08 PM

Departing Sunday, November 1, 2026

9:35 AM → 12:08 PM

10:20 AM → 1:08 PM

11:20 AM → 2:08 PM

12:20 PM → 3:08 PM

Departing Monday, November 2, 2026

5:07 AM → 7:38 AM

5:53 AM → 8:38 AM

6:24 AM → 9:08 AM

7:23 AM → 9:38 AM

Departing Tuesday, November 3, 2026

5:07 AM → 7:38 AM

5:53 AM → 8:38 AM

6:24 AM → 9:08 AM

7:23 AM → 9:38 AM

Departing Wednesday, November 4, 2026

5:07 AM → 7:38 AM

5:53 AM → 8:38 AM

6:24 AM → 9:08 AM

7:23 AM → 9:38 AM

Departing Thursday, November 5, 2026

5:07 AM → 7:38 AM

5:53 AM → 8:38 AM

6:24 AM → 9:08 AM

7:23 AM → 9:38 AM

Departing Friday, November 6, 2026

5:07 AM → 7:38 AM

5:53 AM → 8:38 AM

6:24 AM → 9:08 AM

7:23 AM → 9:38 AM

Frequently asked questions

What companies run services between Cardiff, Wales and Harrow, Greater London, England?

Train from Cardiff Central to London Paddington

Train trips from Cardiff

Train trips to Harrow

Alternative transport options