Cheap Flights from St Louis to London Gatwick

Compare St Louis to London Gatwick flight deals

Find the cheapest month or even day of the year to fly to London Gatwick

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Flight deals from St Louis to London Gatwick

Looking for a cheap last-minute deal or the best return flight from St Louis to London Gatwick? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from St Louis to London Gatwick

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like St Louis to London Gatwick flights are currently cheapest in August.

St Louis to London Gatwick: Alternative routes

Compare routes from St Louis to London below. You may find an airport to fly into that's cheaper, faster, or easier than London Gatwick.

St Louis to London: Flight information

The things to know before you go.
Cheapest flight foundR 4,731
Cheapest month to flyAugust

Finding cheap flights from St Louis to London Gatwick: Frequently asked questions

The best price we found for a return flight from St Louis to London Gatwick is R 11,038. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from St Louis to London Gatwick. But we found flights with one or more stops from R 11,038.
As of August 2025, there are no flights flying from St Louis to London Gatwick.
The cheapest month to fly from St Louis to London Gatwick is usually October.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from St Louis Airport to London Gatwick Airport on Thursday, 2 October 2025.
No airlines currently offer direct flights between St Louis Airport and London Gatwick Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to London Gatwick but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to London is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Spirit Airlines offers the cheapest flight tickets to London Gatwick.

Flying from Lambert-St. Louis International Airport (STL) to London Gatwick Airport (LGW): what you need to know

  • The timezone in London is UTC+0, which is five hours ahead of St Louis.

  • Give yourself plenty of time to make your STL to LGW flight. A good rule of thumb is to arrive two hours before international departures and an hour ahead for domestic flights.

  • Be prepared for bigger queues in popular months such as July. Arriving up to four hours ahead of an international flight and two hours for a domestic departure will give you ample time for security and boarding.

  • Think about adding a stopover when booking your ticket from Lambert-St. Louis International Airport to London Gatwick Airport. Just deselect 'Direct flights only' to break up your trip, or perhaps see a new city along the way. Here's where you can stop between STL and LGW:

    • Pearson International Airport

    • Orlando International Airport

    • Cancun International Airport

How to find the cheapest flights from Lambert-St. Louis International Airport (STL) to London Gatwick Airport (LGW)

  • R 4,731 is the lowest price for a one-way Lambert-St. Louis International Airport to London Gatwick Airport flight. Return flights start at R 11,038. These prices may change depending on demand and availability.

  • Don't leave everything to the last moment. You're more likely to find cheap tickets from STL to LGW if you book early. Airlines often have some excellent early bird rates.

  • If you can be flexible with your trip dates, use the 'Whole month' search tool. It'll show you the lowest price across every month when looking for your flight from Lambert-St. Louis International Airport to London Gatwick Airport.

  • Save time looking for cheap flights from STL to LGW by setting up a Price Alert. You'll receive an email or notification through the app when fares go down.

  • Tailor your trip using filters. Pick your preferred departure and arrival times, airlines and total journey duration. You can also sort results by 'Best,' 'Cheapest' or 'Fastest' flights from Lambert-St. Louis International Airport to London Gatwick Airport.

Handy information about Lambert-St. Louis International Airport (STL)

Arriving at London Gatwick Airport (LGW)

  • The last thing you need is a long trip to your hotel if you're landing late on a Lambert-St. Louis International Airport to London Gatwick Airport flight. Reserve one of these accommodation options near LGW instead:

  • Begin your adventure by picking up a London Gatwick Airport rental car. Grab a set of wheels from Green Motion, U-Save or Drivalia and experience the lesser-explored corners of London and beyond.

  • Get the best deal by reserving your vehicle from London Gatwick Airport around three weeks before your departure date.

Getting from London Gatwick Airport (LGW) to central London

  • London Gatwick Airport to central London has a drive time of around 1 hour 20 minutes. It's approximately 80 kilometres away.

  • Getting there on public transport will take you roughly 1 hour 25 minutes.

When to fly to London Gatwick Airport (LGW)

  • The quietest month for a flight from Lambert-St. Louis International Airport to London Gatwick Airport is January, while August is the busiest. Pick the best time to go to London based on whether you prefer a bustling atmosphere or a more laid-back vibe.

  • When reserving your flight from Lambert-St. Louis International Airport to London Gatwick Airport, consider the kind of weather you enjoy. July is the warmest month in London, with temperatures ranging from 11ºC (52ºF) to 26ºC (79ºF).

  • Search for cheap tickets from STL to LGW in January if you'd rather travel during cooler conditions. Temperatures are at their lowest around then, ranging between 0ºC (32ºF) and 9ºC (48ºF) on average.

Explore more of United Kingdom

  • Birmingham is just one of the many places in United Kingdom waiting to be discovered after you've seen London. Around 161 kilometres away to the north-west, well-known attractions include Cadbury World, The Library of Birmingham and National Sea Life Centre.

  • Around 177 kilometres west of London, Bristol is another favourite stop in United Kingdom. Get a taste of what this destination has to offer at Clifton Suspension Bridge, Cabot Tower and Brandon Hill Nature Park.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.