Cheap Flights from London to St. Louis from £288

Return
1 adult
Economy
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Mon 1/11
Mon 8/11

Travel Restriction Alert

The COVID-19 (coronavirus) outbreak may impact travel from London to St. Louis.
View current United States travel restrictions

Flight information for London to St. Louis
(LON to STL)

Find info about flight duration, direct flights, and airports for your flight from London to St. Louis
Best price found£316The best flight deal from London to St. Louis found on momondo in the last 72 hours is £316
Fastest flight time14h 02mThe fastest flight from London to St. Louis takes 14h 02m
Direct flightsNoneThere are no direct flights from London to St. Louis. Popular non-direct routes for this connection are London City Airport - Lambert-St Louis Airport, London Heathrow Airport - Lambert-St Louis Airport and London Gatwick Airport - Lambert-St Louis Airport.
Airports in St. Louis1 airportThere is 1 airport near St. Louis: Lambert-St Louis (STL)

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?

January

The cheapest time of year to fly to St. Louis from London is January. The most expensive is July.

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

Tuesday

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

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

in the evening

London to St. Louis flights are approximately 15% more expensive at midday than in the evening

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

Iberia

American Airlines, 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 Heathrow - Lambert-St Louis

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

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

56 days before

The cheapest time to buy a flight from London to St. Louis is approximately 56 days to departure


Easily compare return flights from London to St. Louis

Below you can see the best fares for your return flight route over the next three 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
12 Jan
LHR01:30London Heathrow
23h 31m
2 stops
STL01:01Lambert-St Louis
21 Jan
STL16:50Lambert-St Louis
30h 25m
2 stops
LHR23:15London Heathrow
Finnair
7 Mar
LHR09:15London Heathrow
15h 11m
1 stop
STL00:26Lambert-St Louis
14 Mar
STL05:20Lambert-St Louis
16h 50m
1 stop
LHR22:10London Heathrow
Virgin Atlantic
25 Feb
LHR07:35London Heathrow
14h 56m
2 stops
STL22:31Lambert-St Louis
3 Mar
STL05:05Lambert-St Louis
14h 15m
2 stops
LHR19:20London Heathrow
United Airlines
11 Jan
LHR01:30London Heathrow
18h 08m
2 stops
STL19:38Lambert-St Louis
25 Jan
STL10:15Lambert-St Louis
10h 40m
1 stop
LHR20:55London Heathrow
Aer Lingus
25 Feb
LGW14:30London Gatwick
29h 55m
2 stops
STL20:25Lambert-St Louis
2 Mar
STL05:30Lambert-St Louis
15h 25m
2 stops
LGW20:55London Gatwick
KLM
7 Mar
LCY02:45London City
15h 28m
2 stops
STL18:13Lambert-St Louis
14 Mar
STL08:55Lambert-St Louis
14h 15m
2 stops
LCY23:10London City

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 Aer Lingus, KLM and Virgin Atlantic
Multiple Airlines
4 Nov
LTN02:55London Luton
34h 37m
3 stops
STL13:32Lambert-St Louis
Aer Lingus
30 Nov
LHR03:50London Heathrow
16h 35m
2 stops
STL20:25Lambert-St Louis
Virgin Atlantic
8 Mar
LCY03:40London City
20h 57m
2 stops
STL00:37Lambert-St Louis

Best airlines flying from London to St. Louis

Compare and see reviews for airlines that fly from London to St. Louis with momondo
AirlineRatingFree cancellationPrice
Iberia
PriceFrom £328
Free cancellation
Rating
7.0
British Airways
PriceFrom £345
Free cancellation
Rating
7.0
American Airlines
PriceFrom £357
Free cancellation
Rating
7.2
Finnair
PriceFrom £382
Free cancellation
Rating
7.7
United Airlines
PriceFrom £408
Free cancellation
Rating
6.9
Air Canada
PriceFrom £502
Free cancellation
Rating
7.5
Virgin Atlantic
PriceFrom £616
Free cancellation
Rating
9.3

  • Are airlines flying from London to Lambert-St Louis offering flexible cancellation due to COVID-19?

    Due to the global impact of COVID-19, some of our airline partners operating flights from London to Lambert-St Louis, such as Finnair, American Airlines, and United Airlines may have flexible cancellation policies in place. Use our site to search for all of the airlines offering this flexibility to you.

  • 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 47m, depending on flying conditions and air traffic around both airports.


Can I fly to Lambert-St Louis from London right now?

Information is based on travel restrictions from London to Lambert-St Louis

Most visitors from London will not be allowed to enter Lambert-St Louis.

COVID-19 testing requirements
Visitors from London must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Lambert-St Louis.

Quarantine requirements
Visitors from London are not required to quarantine after entering Lambert-St Louis.

Can I fly back to London from Lambert-St Louis?

Returning to London from Lambert-St Louis

COVID-19 testing requirements
Visitors from Lambert-St Louis must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to London.

Quarantine requirements
Visitors from Lambert-St Louis are not required to quarantine after entering London.

If you are planning to travel to St. Louis at this time, it is recommended that you stay up to date on current restrictions and follow proper safety measures while in public.

Alternative routes for London to St. Louis

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