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Flights from London to St. Louis

Airlines Flying from London to St. Louis

Choose from 6 carriers that fly from London to St. Louis, including Norse Atlantic Airways,Frontier Airlines,and Air Canada.Enjoy the cheapest tickets on this route with Norse Atlantic Airways.
Norse Atlantic Airways logo Norse Atlantic Airways Frontier Airlines logo Frontier Airlines Air Canada logo Air Canada Lufthansa logo Lufthansa British Airways logo British Airways Air Transat logo Air Transat

Flight deals from London to St. Louis

Find the cheapest flights from London to St. Louis within the next three months. Book one-way flights from JPY 50,621 or return tickets from JPY 100,199.

  • Round-trip
  • One way

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Flight Information from London to St. Louis

The distance between London and St. Louis is about 6,760.06km. The most popular month to St. Louis is March. The off-season for travel is June.

Cheapest one-way flight price JPY 50,622
Cheapest return ticket price JPY 100,199
Off-season travel month June
Peak season for travel March
Flight distance 6,760.06km
Popular airline Norse Atlantic Airways

Find the best time to fly from London to St. Louis

The best time to book the cheapest flights from London to St. Louis is between Aug 24 and Aug 31. One-way ticket prices start at JPY 48,674 according to our flight calendar.

Cheapest flights
From price
Search

  • Jul

    29 6
  • 6 13
  • 13 20
  • 20 27

  • Aug

    27 3
  • 3 10
  • 10 17
  • 17 24
  • 24 31

  • Sep

    31 7
  • 7 14
  • 14 21
Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

FAQ

  • When are flight tickets from London (LON) to St. Louis (STL) the cheapest?

    Airlines adjust prices for flights from London to St. Louis based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much are flights from London (LON) to St. Louis (STL) cost?

    According to Trip.com's data, the lowest price is around JPY 236,988.

  • How many airports in St. Louis (STL)?

    There are 2 airport(s) in St. Louis (STL): St. Louis Downtown Airport and St. Louis Lambert International Airport.

How to find a cheap flight from London to St. Louis

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from London to St. Louis. Book your flights at the right time and save more.
1
Be flexible with your travel dates to get the cheapest flight from London to St. Louis.
Simply tap "Date" on the flight search bar to browse through the calendar and check out airfare from London to St. Louis over the next 6 months in 2025. If you're planning to fly within the next three months, it looks like the most affordable option is on Wed, Aug 27, with one-way flights priced at just JPY 50622.
2
Compare cheap flight deals from London to St. Louis across hundreds of airlines.
With our extensive search, you can compare prices from over 500 airlines to find the cheapest flight tickets from London to St. Louis. The cheapest airline for this route is Norse Atlantic Airways.
3
Set up a Price Alert
By setting up a Price Alert for your journey from London to St. Louis, you can easily keep an eye on ticket prices without having to check every day.
4
Don't miss out on cheap flight deals and promo codes from London to St. Louis.
You can always find the latest offers through Trip.com Deals and Promo Codes for cheap flights. By signing up for a free membership, you'll get access to even more deals for your flights.
5
Book early or wait until the last minute.
It's usually best to book early. Flight tickets are often cheapest when they're first released, typically about a year before the departure date. So, have a look online as soon as the flights you're interested in become available. If you miss the cheapest time, you might still find some good deals as the departure date gets closer.
6
Search for flights on the go.
For the best travel flight booking experience, download the Trip.com app. You can search for cheap flights from London to St. Louis and snag some exclusive deals just for you.

More Travel Options

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