Latest deals
Insights
FAQs
Reviews

Cheap flights from London to St. Louis from £207

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to St. Louis departing on 29/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
From?
To?
Wed 22/5
Wed 29/5

Deals available from 900+ travel sites.

'This year, momondo is the #1 place for airfares on the internet.'
Voted winner of Europe's Best Travel App 2023
Save money when you book flights with momondo
Big names, great deals
Big names, great deals
Search 100s of travel sites to compare prices.
Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customise your results.
Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.
Price Alerts
Price Alerts
Not ready to book? Create a price alert to track prices.

Easily compare return flights from London to St. Louis

Below you can see the best fares for your return flight route over the next six months. All fares were found on momondo this week. Browse the quickest and cheapest flights from London to St. Louis by changing tabs
Multiple Airlines
3 Jun
LGW14:00London Gatwick
23h 08m
1 stop
STL07:08Lambert-St Louis
16 Jun
STL18:55Lambert-St Louis
33h 05m
1 stop
LGW10:00London Gatwick
Finnair
26 Aug
LHR14:10London Heathrow
15h 06m
1 stop
STL23:16Lambert-St Louis
21 Sept
STL11:08Lambert-St Louis
14h 22m
1 stop
LHR07:30London Heathrow
Air Canada
8 Jul
LHR09:30London Heathrow
16h 31m
2 stops
STL20:01Lambert-St Louis
7 Oct
STL10:10Lambert-St Louis
14h 20m
2 stops
LHR06:30London Heathrow
United Airlines
26 Aug
LHR07:25London Heathrow
15h 46m
2 stops
STL17:11Lambert-St Louis
21 Sept
STL11:10Lambert-St Louis
13h 35m
2 stops
LHR06:45London Heathrow
Iberia
4 Sept
LGW20:40London Gatwick
26h 34m
2 stops
STL17:14Lambert-St Louis
26 Sept
STL09:56Lambert-St Louis
18h 14m
2 stops
LGW10:10London Gatwick
Delta
3 Sept
LGW12:00London Gatwick
15h 17m
2 stops
STL21:17Lambert-St Louis
9 Sept
STL12:00Lambert-St Louis
16h 00m
1 stop
LGW10:00London Gatwick

Find the cheapest one-way flights from London to St. Louis

If you're looking for one-way flights from London to St. Louis, view some of our deals below provided by Air Canada and Lufthansa
Multiple Airlines
29 Oct
LGW12:00London Gatwick
27h 18m
1 stop
STL10:18Lambert-St Louis
Multiple Airlines
8 Oct
LGW12:00London Gatwick
28h 46m
1 stop
STL10:46Lambert-St Louis
Multiple Airlines
15 Sept
LGW12:00London Gatwick
28h 18m
1 stop
STL10:18Lambert-St Louis

Search last-minute flights to St. Louis from London

Find and compare return flight prices for your last-minute flight from London to St. Louis
Finnair
22 May
LHR13:00London Heathrow
13h 55m
1 stop
STL20:55Lambert-St Louis
29 May
STL05:55Lambert-St Louis
10h 15m
1 stop
LHR22:10London Heathrow
Multiple Airlines
26 May
LGW14:00London Gatwick
36h 20m
1 stop
STL20:20Lambert-St Louis
31 May
STL16:05Lambert-St Louis
36h 50m
2 stops
LGW10:55London Gatwick
KLM
22 May
LHR09:55London Heathrow
19h 45m
2 stops
STL23:40Lambert-St Louis
29 May
STL10:10Lambert-St Louis
16h 45m
2 stops
LHR08:55London Heathrow
Lufthansa
24 May
LHR06:30London Heathrow
13h 00m
1 stop
STL13:30Lambert-St Louis
29 May
STL17:31Lambert-St Louis
12h 14m
1 stop
LHR11:45London Heathrow
United Airlines
24 May
LHR06:30London Heathrow
13h 00m
1 stop
STL13:30Lambert-St Louis
29 May
STL11:38Lambert-St Louis
14h 42m
2 stops
LHR08:20London Heathrow
Austrian Airlines
26 May
LHR10:00London Heathrow
41h 44m
2 stops
STL21:44Lambert-St Louis
31 May
STL10:49Lambert-St Louis
13h 31m
1 stop
LHR06:20London Heathrow

Air Canada flights from London to St. Louis

Our best Air Canada deals on London to St. Louis flight tickets
Air Canada
8 Jul
LHR09:30London Heathrow
16h 31m
2 stops
STL20:01Lambert-St Louis
7 Oct
STL10:10Lambert-St Louis
14h 20m
2 stops
LHR06:30London Heathrow
Air Canada
26 Aug
LHR09:30London Heathrow
16h 31m
2 stops
STL20:01Lambert-St Louis
21 Sept
STL16:05Lambert-St Louis
10h 30m
1 stop
LHR08:35London Heathrow
Air Canada
25 Oct
LHR14:05London Heathrow
13h 00m
1 stop
STL21:05Lambert-St Louis
2 Nov
STL16:10Lambert-St Louis
47h 25m
2 stops
LHR20:35London Heathrow

Delta flights from London to St. Louis

Our best Delta deals on London to St. Louis flight tickets
Delta
3 Sept
LGW12:00London Gatwick
15h 17m
2 stops
STL21:17Lambert-St Louis
9 Sept
STL12:00Lambert-St Louis
16h 00m
1 stop
LGW10:00London Gatwick
Delta
29 Aug
LGW12:00London Gatwick
15h 06m
1 stop
STL21:06Lambert-St Louis
4 Sept
STL12:00Lambert-St Louis
16h 00m
1 stop
LGW10:00London Gatwick
Delta
5 Jun
LHR06:30London Heathrow
16h 16m
2 stops
STL16:46Lambert-St Louis
12 Jun
STL10:05Lambert-St Louis
14h 40m
2 stops
LHR06:45London Heathrow

How to get the cheapest flight ticket from London to St. Louis

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly from London to St. Louis?

November. The cheapest time of year to fly to St. Louis from London is November. The most expensive is August.

What is the cheapest day to depart London for St. Louis?

Wednesday. The cheapest day of the week is usually Wednesday. The most expensive is usually Sunday.

When is the cheapest time to fly from London to St. Louis?

In the morning. London to St. Louis flights are approximately 8% more expensive in the evening than in the morning

What is the cheapest airline that flies to St. Louis from London?

Finnair. Air Canada, British Airways, and Finnair are the most popular carriers operating from London to St. Louis

What is the cheapest London to St. Louis flight route?

London Gatwick - Lambert-St Louis. Fly from London Gatwick to Lambert-St Louis for the best London - St. Louis flight prices

How far in advance should you book London to St. Louis flights?

27 days before. The cheapest time to buy a flight from London to St. Louis is approximately 27 days to departure

Cheap London to St. Louis (LON to STL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to St. Louis

Best price found

£207

Fastest flight time

11h 22m

Direct flights

None

Airports in St. Louis

1 airport
The best one-way flight to St. Louis from London in the past 72 hours is £207. The best return flight deal from London to St. Louis found on momondo in the last 72 hours is £462.
The fastest flight from London to St. Louis takes 11h 22m
There are no direct flights from London to St. Louis. Popular non-direct routes for this connection are London Heathrow Airport - Lambert-St Louis Airport, London Luton Airport - Lambert-St Louis Airport and London Gatwick Airport - Lambert-St Louis Airport.
There is 1 airport near St. Louis: Lambert-St Louis (STL)

  • How far is London to Lambert-St Louis by plane?

    The distance between London and Lambert-St Louis is about 4197.7 mi. Flights usually cover this in 11h 22m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from London to Lambert-St Louis Airport?

    Prices for flights from London to Lambert-St Louis Airport are updated daily.

  • How many operators does momondo search for flights from London to Lambert-St Louis Airport?

  • How old do you have to be to fly from London to Lambert-St Louis Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The necessary travel and health documents for your Lambert-St Louis Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.


Best airlines flying from London to St. Louis

Compare and see reviews for airlines that fly from London to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom £465Free CancellationRating
7.0
6,947 reviews
Search Air Canada flights
United AirlinesPriceFrom £466Free CancellationRating
7.4
10,924 reviews
Search United Airlines flights
FinnairPriceFrom £471Free CancellationRating
7.7
1,376 reviews
Search Finnair flights
Virgin AtlanticPriceFrom £472Free CancellationRating
7.7
735 reviews
Search Virgin Atlantic flights
LufthansaPriceFrom £528Free CancellationRating
7.0
7,659 reviews
Search Lufthansa flights
IberiaPriceFrom £559Free CancellationRating
7.1
2,748 reviews
Search Iberia flights
American AirlinesPriceFrom £622Free CancellationRating
7.3
14,514 reviews
Search American Airlines flights
British AirwaysPriceFrom £633Free CancellationRating
6.8
6,829 reviews
Search British Airways flights
KLMPriceFrom £765Free CancellationRating
7.8
1,568 reviews
Search KLM flights

Why use momondo?

Why should I use momondo to find a flight deal from London to St. Louis?

Finding the right flight to St. Louis from London is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to St. Louis quick and easy, saving you time and money.

Can I find flights from London to St. Louis with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for London to St. Louis flights to just show those with flexible booking policies.

How can momondo help me find flights from London to St. Louis?

Once you have performed a search for London to St. Louis flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from London to St. Louis right now. Can momondo alert me if prices change?

If you are not ready to book a flight from London to St. Louis now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to St. Louis and let you know when they change.


An easier way to manage your St. Louis trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
From?
To?
Wed 22/5
Wed 29/5
Email me momondo's favourite deals

Find better results for your stay in the United States