Trains from London St Pancras International to Heathrow Airport from $20.74*

Trains from London St Pancras International to Heathrow Airport from $20.74*

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London St Pancras International to Heathrow Airport Train prices and times

Planning a journey from London St Pancras International to Heathrow Airport? Trip.com offers train tickets starting from as low as $20.74, with average prices for this route around $23.24. To ensure you get the most affordable fares, we suggest exploring alternatives like split tickets.

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DepartureArrivalDurationOperator
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16:37
London St Pancras International
17:21
Heathrow Term2,3
44m, Changes requiredThameslinkElizabeth line
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16:47
London St Pancras International
17:29
Heathrow Term2,3
42m, Changes requiredThameslinkElizabeth line
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17:07
London St Pancras International
17:52
Heathrow Term2,3
45m, Changes requiredThameslinkElizabeth line
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17:17
London St Pancras International
18:00
Heathrow Term2,3
43m, Changes requiredThameslinkElizabeth line
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17:37
London St Pancras International
18:22
Heathrow Term2,3
45m, Changes requiredThameslinkElizabeth line
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17:47
London St Pancras International
18:30
Paris
43m, Changes requiredThameslinkElizabeth line
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London St Pancras International to Heathrow Airport Train Route Details

The London St Pancras International to Heathrow Airport train ticket is from $20.74. The average travel time is 39m, covering a distance of approximately 24 mile. There are usually 90 daily trains provided by Elizabeth line,Thameslink,London Underground. To plan your train journey in advance, please refer to our train route table below.

First train
First train
03:39
Last train
Last train
23:56
Arrival station
Arrival station
Journey time
Journey time
39m
Distance
Distance
24 mile
Price
Price
$20.74*
Train operators
Train operators
Elizabeth line, Thameslink, London Underground

London St Pancras International to Heathrow Airport Train Travel Guide

London St Pancras International to Heathrow Airport Train Travel Guide

Arriving in Heathrow Airport

With a journey time as short as 39m, you can reach Heathrow Airport from London St Pancras International, with an average of 90 train per day.

Book cheap train tickets from London St Pancras International to Heathrow Airport

Let's save unnecessary costs when traveling from London St Pancras International to Heathrow Airport by taking trains. The best way to find cheap train tickets is through Trip.com. We offer various discounted tips that can guide you towards a more affordable journey, such as using Railcards, Season Tickets, or Split Tickets. Explore the options below for more choices.

Season Tickets for frequent travel

If you frequently travel between London St Pancras International and Heathrow Airport, a Season Ticket could be the best way to save money. Season Tickets allow unlimited travel between the specified stations and are available for various durations, such as weekly, monthly, or annually. By opting for a Season Ticket, you can enjoy the convenience of not having to buy a ticket for each journey, as well as significant savings.

Book in advance to save an average of 61%

Did you know that purchasing Advance Tickets can significantly reduce your travel expenses? On average, these tickets can save you an impressive 61% on fares. The best part is that the earlier you book them, the greater the savings. It's recommended to secure your Advance Tickets as soon as possible, ideally up to 12 weeks in advance. By doing so, you'll not only enjoy substantial discounts but also have peace of mind knowing that you've secured the most affordable option for your journey from London St Pancras International to Heathrow Airport.

Traveling during off-peak hours

Off-Peak train tickets are generally cheaper than peak-time tickets and can be used on services that are less busy, typically outside the morning and evening rush hours. If your schedule allows flexibility, choosing off-peak hours for your trip from London St Pancras International to Heathrow Airport can result in significant cost savings. In most cities and large towns, off-peak hours usually start at 09:30 from Monday to Friday. In other areas, they typically begin at 09:00.

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*Prices are dynamic and subject to change. Ticket prices vary based on time of day, route, and class. Prices shown do not include split ticket and Railcard discounts.