The cheapest and fastest trains from London St Pancras International (STP) to London Heathrow Airport
Cheapest price
$28
Average price
$33
Fastest journey
45 m
Average duration
47 m
Trains per day
18
Distance
24 km
The best way to find a cheap train ticket from London St Pancras International (STP) to London Heathrow Airport is to book your journey as far in advance as possible and to avoid traveling at rush hour.
The average ticket from London St Pancras International (STP) to London Heathrow Airport will cost around $33 if you buy it on the day, but the cheapest tickets can be found for only $28.
It's difficult to get from London St Pancras International (STP) to London Heathrow Airport without transferring at least once.
W57638+
G23516
W57638+
G23516
G84864+
G23860
G84869+
G23765
W59328+
G23532
Tube from London St Pancras International to London Paddington+
C28777
Tube from London St Pancras International to London Paddington+
C28780
G84864+
G23860
W57638+
G23516
W59328+
G23532Travel Information
Compare bus and train for London St Pancras International (STP) to London Heathrow Airport
Omio recommends booking the train as it is the most popular option from London St Pancras International (STP) to London Heathrow Airport among Omio's users. If you are prioritising price take the bus with prices starting from €8. For those with little time consider booking a train which can get you there in 38m. The ticket price range depends on the travel mode: a bus costs an average of €8, and a train costs an average of €13.
Distance: 14 miles (24 km)
Compare train with
Most popular Train | Bus |
|---|---|
€21 Average price | €9 Average price Cheapest |
1h 8m Average total duration Fastest 38m Onboard + 30m Additional time* | 1h 47m Average total duration 1h 17m Onboard + 30m Additional time* |
![]() Most popular train company | ![]() Most popular bus company |
Direct Options | Direct Options |
Live departures
London St Pancras International (STP) to London Heathrow Airport train times
The table below shows live departures for London St Pancras International (STP) to London Heathrow Airport trains for today, Tuesday, January 20. You can also manually refresh the results below to see updated train journeys.
| Provider | Departs | Duration | Arrives | Transfers | Tickets |
|---|---|---|---|---|---|
![]() | 10:17 AM London St Pancras International (STP) | 0h49 | 11:06 AM London Heathrow Airport | 0 transfersDirect | |
![]() | 12:32 PM London St Pancras International (STP) | 0h49 | 1:21 PM London Heathrow Airport | 0 transfersDirect | |
![]() | 2:02 PM London St Pancras International (STP) | 0h49 | 2:51 PM London Heathrow Airport | 0 transfersDirect | |
| Wednesday, January 21 | |||||
![]() | 7:02 AM London St Pancras International (STP) | 0h49 | 7:51 AM London Heathrow Airport | 0 transfersDirect | |
This is the last train of the day. | |||||
Find all the dates and times for this journey
Compare prices and tickets London St Pancras International (STP) to London Heathrow Airport by bus or train
Compare bus and train prices over the next three weeks. See the best deals at a glance, find the lowest fares, and choose the option that fits your budget.
Jan 21
Jan 22
Jan 23
Jan 24
Jan 25
Jan 26
Jan 27
Why should you book London St Pancras International to London Heathrow Airport trains with Omio?
Tfl Rail as well as Heathrow Express and Tube offer trains services from London St Pancras International to London Heathrow Airport. Omio is an official ticket reseller for all your travel options from London St Pancras International to London Heathrow Airport.
Why book with Omio vs Tfl Rail?
- Compare with other providers: On Omio, you can not only buy tickets for Tfl Rail, but also compare tickets for the likes of Heathrow Express and Tube to find the best option for your trip from London St Pancras International to London Heathrow Airport.
- Designed for International Travelers: Omio is in your language including 24/7 customer service and offers multiple payment options, including PayPal, credit cards, and bank transfer, in your preferred currency.
- Compare all your options: Omio allows you to compare Tfl Rail with all available travel options, which are bus and train to ensure you get the best deal for traveling from London St Pancras International to London Heathrow Airport.
Why book with Omio over Trainline and Rail Europe?
- Multiple travel company options: While Tfl Rail tickets can be bought on Tfl Rail's website or third party sellers, Omio allows you to compare with the likes of Heathrow Express and Tube to help you choose the right option for your journey from London St Pancras International to London Heathrow Airport.
- Multiple modes of transport: Omio allows you to compare travel options including bus and train to find the ideal travel option from London St Pancras International to London Heathrow Airport.
Journey information
Overview: Train from London St Pancras International (STP) to London Heathrow Airport
Trains from London St Pancras International (STP) to London Heathrow Airport run on average 36 times per day, taking around 38m. Cheap train tickets for this journey start at $16 (€13) but you can travel from only $10 (€8) by bus.
The earliest train runs at 06:08, the last at 20:32. The fastest train covers the 14 miles (24 km) distance in 44m.
Distance 14 miles (24 km) |
Average train duration 38m |
Cheapest ticket price $16 (€13) |
Trains per day 36 |
Fastest train 44m |
First train 06:08 |
Last train 20:32 |
Train companies: Tfl Rail, Heathrow Express, Tube from London St Pancras International (STP) to London Heathrow Airport trainsTfl Rail, Heathrow Express, Tube trains will get you between London St Pancras International (STP) and London Heathrow Airport from $10 (€8). With over 1000 travel companies on Omio, you can find the best train times and tickets for your trip.
Tfl Rail
Heathrow Express
Tube
FAQs: Trains from London St Pancras International (STP) to London Heathrow Airport
Find answers to the most common questions about traveling from London St Pancras International (STP) to London Heathrow Airport by train. From journey times and ticket prices to direct connections, first and last departures, and even whether the route is scenic, our FAQs cover everything you need to plan your trip. Whether you’re looking for the fastest train, the cheapest option, or tips for making the most of your visit at London Heathrow Airport, this guide helps you travel smarter and with confidence.

Most popular train connections from London St Pancras International (STP)
More options for your journey from London St Pancras International (STP) to London Heathrow Airport
Here are some other resources that might have the information you need

