Cheap flights from United Kingdom to St Louis

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How to find the cheapest flight from
United Kingdom to St Louis (STL)

How far in advance should I book a flight from United Kingdom to St Louis?

Travellers have found it’s best to book a flight 57 days in advance to save up to 14% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 57 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from United Kingdom to St Louis 1-2 weeks in advance for as low as £617, or £661 for flights within the next 24 hours.

Cheap flights from United Kingdom to St Louis in April, May 2021

19 May - 23 May
£455pp
LHR
London Heathrow
Finnair
   
2 STOPS
STL
Lambert-St Louis
STL
Lambert-St Louis
Finnair
 
1 STOP
LHR
London Heathrow
19 May - 23 May
£485pp
LHR
London Heathrow
Finnair
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Finnair
 
1 STOP
LHR
London Heathrow
14 May - 21 May
£493pp
LHR
London Heathrow
Lufthansa
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Lufthansa
 
1 STOP
LHR
London Heathrow

United Kingdom to St Louis 2021 flight deals

19 May - 23 May
£455pp
LHR
London Heathrow
Finnair
   
2 STOPS
STL
Lambert-St Louis
STL
Lambert-St Louis
Finnair
 
1 STOP
LHR
London Heathrow
14 Jun - 28 Jun
£465pp
LHR
London Heathrow
Finnair
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Finnair
 
1 STOP
LHR
London Heathrow
19 May - 23 May
£485pp
LHR
London Heathrow
Finnair
 
1 STOP
STL
Lambert-St Louis
STL
Lambert-St Louis
Finnair
 
1 STOP
LHR
London Heathrow

Last-minute flights from United Kingdom to St Louis

20 Apr - 4 May
£1,481pp
LHR
London Heathrow
Delta
   
2 STOPS
STL
Lambert-St Louis
STL
Lambert-St Louis
Delta
 
1 STOP
LHR
London Heathrow
20 Apr - 4 May
£1,494pp
LHR
London Heathrow
Delta
   
2 STOPS
STL
Lambert-St Louis
STL
Lambert-St Louis
Delta
   
2 STOPS
LHR
London Heathrow
20 Apr - 4 May
£6,498pp
LCY
London City
KLM
   
2 STOPS
STL
Lambert-St Louis
STL
Lambert-St Louis
KLM
   
2 STOPS
LCY
London City

One-way flights to St Louis from United Kingdom

06:00 - 18:16
United Airlines
2 stops
18h 16m
LHR - STL
United Airlines
£360
United
06:05 - 03:59
Air Canada
2 stops
27h 54m
LHR - STL
Air Canada
£550
ChecknFly
05:30 - 14:54
Lufthansa
2 stops
15h 24m
LHR - STL
Lufthansa
£558
Lufthansa

Related info for your journey

Flight FAQs

From United Kingdom to St Louis

Are flight prices decreasing from United Kingdom to St Louis due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both United Kingdom and St Louis for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from United Kingdom to Lambert-St Louis to control the spread of COVID-19?

Airlines globally have implemented additional safety measures to accommodate you. Delta is one of them. New policies for travellers booking flights from United Kingdom to Lambert-St Louis include masks being provided and required on board, daily cleaning and sanitisation, use of HEPA filters, pre-flight testing for antibodies and symptoms, and socially-distanced seating (for a limited time). Keep in mind that policies will vary by airline.

Which airlines flying from United Kingdom to Lambert-St Louis have flexible cancellations due to COVID-19?

Some of the carriers operating flights from United Kingdom to Lambert-St Louis that may be offering flexible cancellation policies are Finnair, United Airlines, and American Airlines. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Can I find flights from United Kingdom to St Louis for under £510 on Cheapflights?

Yes, there are multiple flights from United Kingdom to St Louis for under £510. The cheapest flight booked recently is on Finnair for just £455, but on average you can expect to pay £525.

Are there direct flights from United Kingdom to St Louis for under £437 on Cheapflights?

There are no direct flights from United Kingdom to St Louis, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Are there last-minute flights available from United Kingdom to St Louis for under £1,529?

There are currently 3+ open flights from United Kingdom to St Louis within the next 7 days for less than £1,529.

What are the most popular airlines that fly from United Kingdom to St Louis?

American Airlines, Air Canada and Air France are the most popular airlines when flying from United Kingdom to St Louis.

What are the most popular routes from United Kingdom to St Louis?

When deciding which route to take from United Kingdom to St Louis, consider London Heathrow - Lambert-St Louis, London City - Lambert-St Louis or London Gatwick - Lambert-St Louis, as they are the most popular.

What are the cheapest flights from United Kingdom to St Louis?

While on average a flight from United Kingdom to St Louis is generally £1,175, our data shows the cheapest flight currently is £387. When looking at the most popular route, (London Heathrow - Lambert-St Louis), you can expect to pay £518 for that flight.

How long does is the flight from United Kingdom to St Louis?

There are many flights that can get you from United Kingdom to St Louis in 12h 08m. Fly via Lufthansa, Finnair, or Virgin Atlantic to get the fastest option. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

What are the cheapest airlines to flying from United Kingdom to St Louis return?

Flying on Finnair is currently your cheapest option to St Louis, with prices starting at £456. Additional return tickets that might be worth considering are offered by Lufthansa and Virgin Atlantic, with the lowest prices starting at £494 and £496, respectively.

What are the cheapest airlines to fly from United Kingdom to St Louis one-way?

To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at £356. Delta flights start at £432 while deals on KLM start at £444 one-way.

Destination information for St Louis

Today's exchange rate
£1 = $1.38
Average temperature for April in St Louis
21.0 °C
Avg rainfall for April in St Louis
104.0 mm

Airports servicing St. Louis

Top 10 airlines flying from United Kingdom to St Louis

Airline Cheapest Average Flexibility On-time COVID-19 safety
Iberia
£451 £687 No cancel fee 77%
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Delta
£556 £819 No cancel fee N/A
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Finnair
£526 £862 No cancel fee 76%
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American Airlines
£492 £883 No cancel fee 71%
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Virgin Atlantic
£496 £927 No cancel fee 72%
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KLM
£461 £956 No cancel fee 75%
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British Airways
£475 £962 No cancel fee 70%
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United Airlines
£563 £992 No cancel fee 69%
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Air France
£615 £1,006 No cancel fee 77%
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Lufthansa
£638 £1,073 No cancel fee 76%
Search Lufthansa flights
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