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Cheap flights from London Gatwick Airport to St. Louis from £474

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 Gatwick Airport to St. Louis departing on 21/3. 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

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Find the cheapest flights from London Gatwick Airport to St. Louis

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
14:00 - 22:33LGW-STL
14h 33m1 stop
Multiple Airlines Logo
08:45 - 10:00STL-LGW
19h 15m1 stop
£525Multiple Airlines
Find Deal
Fri, 9 Jan - Mon, 12 Jan
Multiple Airlines Logo
14:00 - 22:33LGW-STL
14h 33m1 stop
Multiple Airlines Logo
08:45 - 10:00STL-LGW
19h 15m1 stop
£528Multiple Airlines
Find Deal
Sat, 10 Jan - Fri, 16 Jan
Multiple Airlines Logo
14:00 - 09:40LGW-STL
25h 40m1 stop
Multiple Airlines Logo
14:12 - 06:00STL-LGW
33h 48m2 stops
£533Multiple Airlines
Find Deal
Thu, 6 Nov - Mon, 17 Nov
Multiple Airlines Logo
14:00 - 09:07LGW-STL
25h 07m2 stops
Multiple Airlines Logo
15:30 - 10:00STL-LGW
12h 30m1 stop
£540Multiple Airlines
Find Deal
Mon, 10 Nov - Sun, 14 Dec
American Airlines Logo
11:20 - 12:11LGW-STL
30h 51m2 stops
American Airlines Logo
09:39 - 09:00STL-LGW
18h 21m2 stops
£546American Airlines
Find Deal
Thu, 5 Mar - Mon, 9 Mar
Multiple Airlines Logo
14:00 - 22:33LGW-STL
14h 33m1 stop
Multiple Airlines Logo
11:12 - 10:00STL-LGW
16h 48m2 stops
£547Multiple Airlines
Find Deal
Fri, 9 Jan - Fri, 16 Jan
American Airlines Logo
12:30 - 12:11LGW-STL
29h 41m2 stops
American Airlines Logo
19:05 - 07:30STL-LGW
31h 25m2 stops
£548American Airlines
Find Deal
Thu, 5 Mar - Mon, 9 Mar
Turkish Airlines Logo
06:25 - 15:46LGW-STL
39h 21m2 stops
Turkish Airlines Logo
17:24 - 22:35STL-LGW
23h 11m2 stops
£1,021Turkish Airlines
Find Deal
Mon, 24 Nov - Mon, 1 Dec
Turkish Airlines Logo
17:05 - 15:46LGW-STL
28h 41m2 stops
Turkish Airlines Logo
17:24 - 16:10STL-LGW
40h 46m2 stops
£1,024Turkish Airlines
Find Deal
Mon, 24 Nov - Mon, 1 Dec
Turkish Airlines Logo
10:15 - 15:46LGW-STL
35h 31m2 stops
Turkish Airlines Logo
17:24 - 09:25STL-LGW
34h 01m2 stops
£1,036Turkish Airlines
Find Deal
Sat, 8 Nov - Sat, 22 Nov

Turkish Airlines flights from London Gatwick Airport to St. Louis

Our best Turkish Airlines deals on London Gatwick Airport to St. Louis flight tickets
Turkish Airlines
24 Nov
LGW06:25London Gatwick
39h 21m
2 stops
STL15:46Lambert-St Louis
1 Dec
STL17:24Lambert-St Louis
23h 11m
2 stops
LGW22:35London Gatwick
£1,021
Find similar
Turkish Airlines
24 Nov
LGW17:05London Gatwick
28h 41m
2 stops
STL15:46Lambert-St Louis
1 Dec
STL17:24Lambert-St Louis
40h 46m
2 stops
LGW16:10London Gatwick
£1,024
Find similar
Turkish Airlines
8 Nov
LGW10:15London Gatwick
35h 31m
2 stops
STL15:46Lambert-St Louis
22 Nov
STL17:24Lambert-St Louis
34h 01m
2 stops
LGW09:25London Gatwick
£1,036
Find similar

American Airlines flights from London Gatwick Airport to St. Louis

Our best American Airlines deals on London Gatwick Airport to St. Louis flight tickets
American Airlines
5 Mar
LGW11:20London Gatwick
30h 51m
2 stops
STL12:11Lambert-St Louis
9 Mar
STL09:39Lambert-St Louis
18h 21m
2 stops
LGW09:00London Gatwick
£546
Find similar
American Airlines
5 Mar
LGW12:30London Gatwick
29h 41m
2 stops
STL12:11Lambert-St Louis
9 Mar
STL19:05Lambert-St Louis
31h 25m
2 stops
LGW07:30London Gatwick
£548
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from London Gatwick Airport to St. Louis that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 22 October 2025.
Use the filters below to find and compare flights from London Gatwick Airport to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonSt. Louis

LGW - STL

LGWSTL

London Gatwick

Fri 9/1

14:00-22:33

1 stop14h 33m

Lambert-St Louis

Mon 12/1

08:45-10:00

1 stop19h 15m

£525

LondonSt. Louis

LGW - STL

LGWSTL

London Gatwick

Sat 10/1

14:00-22:33

1 stop14h 33m

Lambert-St Louis

Fri 16/1

08:45-10:00

1 stop19h 15m

£528

LondonSt. Louis

LGW - STL

LGWSTL

London Gatwick

Thu 6/11

14:00-09:40

1 stop25h 40m

Lambert-St Louis

Mon 17/11

14:12-06:00

2 stops33h 48m

£533

LondonSt. Louis

LGW - STL

LGWSTL

London Gatwick

Mon 10/11

14:00-09:07

2 stops25h 07m

Lambert-St Louis

Sun 14/12

15:30-10:00

1 stop12h 30m

£540

LondonSt. Louis

LGW - STL

LGWSTL

London Gatwick

Thu 5/3

11:20-12:11

2 stops30h 51m

Lambert-St Louis

Mon 9/3

09:39-09:00

2 stops18h 21m

£546

LondonSt. Louis

LGW - STL

LGWSTL

London Gatwick

Fri 9/1

14:00-22:33

1 stop14h 33m

Lambert-St Louis

Fri 16/1

11:12-10:00

2 stops16h 48m

£547

LondonSt. Louis

LGW - STL

LGWSTL

London Gatwick

Thu 5/3

12:30-12:11

2 stops29h 41m

Lambert-St Louis

Mon 9/3

19:05-07:30

2 stops31h 25m

£548

LondonSt. Louis

LGW - STL

LGWSTL

London Gatwick

Mon 24/11

06:25-15:46

2 stops39h 21m

Lambert-St Louis

Mon 1/12

17:24-22:35

2 stops23h 11m

£1,021

LondonSt. Louis

LGW - STL

LGWSTL

London Gatwick

Mon 24/11

17:05-15:46

2 stops28h 41m

Lambert-St Louis

Mon 1/12

17:24-16:10

2 stops40h 46m

£1,024

LondonSt. Louis

LGW - STL

LGWSTL

London Gatwick

Sat 8/11

10:15-15:46

2 stops35h 31m

Lambert-St Louis

Sat 22/11

17:24-09:25

2 stops34h 01m

£1,036

Flights are sorted by cheapest return flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
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See travel insights to St. Louis from

How to get the cheapest flight ticket from London Gatwick Airport 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 day to depart on your flight to St. Louis?

Our data shows that Sunday is the least expensive day to fly to St. Louis. Tickets to fly out on this day can be as low as £457. Flights from London Gatwick Airport to St. Louis on a Saturday will generally be more expensive and average around £687. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to St. Louis?

Our data shows that the cheapest London Gatwick Airport to St. Louis flights are usually those with departure times in the afternoon. Our users have found flights to St. Louis in the afternoon for as low as £457. In contrast, the most expensive time of day to depart to St. Louis is in the morning when prices are around £661.

When to book flights from London Gatwick Airport to St. Louis

Are you open to changing your travel dates? Check out the ideal times to fly from London Gatwick Airport to St. Louis according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap London Gatwick Airport to St. Louis (LGW to STL) flight deals and tips

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

Direct flights

None
There are no direct flights from London Gatwick Airport to St. Louis. There are no popular flight routes from London Gatwick Airport to St. Louis.
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  • How far is London Gatwick to Lambert-St Louis by plane?

    London Gatwick and Lambert-St Louis are 4206.2 mi apart from one another. Flights usually cover this in 14h 23m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from London Gatwick Airport to Lambert-St Louis Airport are refreshed on a daily basis.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Gatwick Airport to Lambert-St Louis Airport.

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

    The required travel and health documents for your Lambert-St Louis Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Lambert-St Louis Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from London Gatwick Airport to St. Louis?

Best airlines flying from London Gatwick Airport to St. Louis

Compare and see reviews for airlines that fly from London Gatwick Airport to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
FinnairPriceFrom £608Free CancellationRating
7.6
1,333 reviews
Search Finnair flights

Travelling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Collinsville

Why use momondo?

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

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

All flight searches from London to St. Louis on momondo can be filtered to show those which offer flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to St. Louis from London. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of London to St. Louis flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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