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Heathrow to Pembroke Dock trains

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Trip Overview

The average train between Heathrow and Pembroke Dock takes 6h 29m and the fastest train takes 5h 39m. The train service runs several times per day from Heathrow to Pembroke Dock. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.

6h 29m
Duration
277 mi
Distance
£147
Average price
Every 4 hours
Frequency

Heathrow to Pembroke Dock train times

Trains run every 4 hours between Heathrow and Pembroke Dock. The earliest departure is at 6:17 AM in the morning, and the last departure from Heathrow is at 10:17 PM which arrives into Pembroke Dock at 8:10 AM. All services require a transfer at London Paddington and take an average of 6h 29m. The schedules shown below are for the next available departures.

Departing Wednesday, November 11, 2026

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    Heathrow ExpressGreat Western Railway (GWR)Transport for Wales5h 53m • 2 changes
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    Heathrow ExpressGreat Western Railway (GWR)Transport for Wales5h 55m • 2 changes
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    Arrives next day

    Heathrow ExpressGreat Western Railway (GWR)Transport for Wales9h 52m • 2 changes

Departing Thursday, November 12, 2026

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    Heathrow ExpressGreat Western Railway (GWR)Transport for Wales5h 51m • 2 changes
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    Heathrow ExpressGreat Western Railway (GWR)Transport for Wales5h 49m • 2 changes
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    Heathrow ExpressGreat Western Railway (GWR)Transport for Wales5h 51m • 2 changes
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    Heathrow ExpressGreat Western Railway (GWR)Transport for Wales5h 51m • 2 changes
  • Show more

Departing Friday, November 13, 2026

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    Heathrow ExpressGreat Western Railway (GWR)Transport for Wales5h 51m • 2 changes
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    Heathrow ExpressGreat Western Railway (GWR)Transport for Wales5h 49m • 2 changes
  •  → 

    Heathrow ExpressGreat Western Railway (GWR)Transport for Wales5h 51m • 2 changes
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    Heathrow ExpressGreat Western Railway (GWR)Transport for Wales5h 51m • 2 changes
  • Show more

Departing Saturday, November 14, 2026

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    Heathrow ExpressGreat Western Railway (GWR)Transport for Wales5h 56m • 2 changes
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    Heathrow ExpressGreat Western Railway (GWR)Transport for Wales5h 52m • 2 changes
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    Heathrow ExpressGreat Western Railway (GWR)Transport for Wales5h 50m • 2 changes
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    Heathrow ExpressGreat Western Railway (GWR)Transport for Wales5h 51m • 2 changes
  • Show more

Departing Sunday, November 15, 2026

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    Heathrow ExpressGreat Western Railway (GWR)Transport for Wales5h 53m • 2 changes
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    Heathrow ExpressGreat Western Railway (GWR)Transport for Wales5h 39m • 2 changes
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    Arrives next day

    Heathrow ExpressGreat Western Railway (GWR)Transport for Wales10h 52m • 2 changes

Departing Monday, November 16, 2026

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    Heathrow ExpressGreat Western Railway (GWR)Transport for Wales5h 51m • 2 changes
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    Heathrow ExpressGreat Western Railway (GWR)Transport for Wales5h 49m • 2 changes
  •  → 

    Heathrow ExpressGreat Western Railway (GWR)Transport for Wales5h 51m • 2 changes
  •  → 

    Heathrow ExpressGreat Western Railway (GWR)Transport for Wales5h 51m • 2 changes
  • Show more

Departing Tuesday, November 17, 2026

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    Heathrow ExpressGreat Western Railway (GWR)Transport for Wales5h 51m • 2 changes
  •  → 

    Heathrow ExpressGreat Western Railway (GWR)Transport for Wales5h 49m • 2 changes
  •  → 

    Heathrow ExpressGreat Western Railway (GWR)Transport for Wales5h 51m • 2 changes
  •  → 

    Heathrow ExpressGreat Western Railway (GWR)Transport for Wales5h 51m • 2 changes
  • Show more

Frequently asked questions

Want to know about travelling from Heathrow to Pembroke Dock? 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.

Map of how to get from Heathrow to Pembroke Dock.ExpandLaunch map view
  • Distance: 276.6 mi
  • Duration: 6h 29m

What companies run services between Heathrow, England and Pembroke Dock, Wales?

You can take a train from Heathrow Terminals 2 & 3 to Pembroke Dock via London Paddington and Swansea in around 6h 45m.

Operators