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Cheap flights from London Gatwick Airport to St. Louis from £272

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 21/9. 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
1 adult, Economy, 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.
Iberia Logo
20:40 - 20:44
LGW
-
STL
30h 04m
2 stops
Iberia Logo
13:49 - 20:00
STL
-
LGW
24h 11m
2 stops
£686Iberia
Wed, 16 Sep - Wed, 23 Sep
Multiple Airlines Logo
14:00 - 23:59
LGW
-
STL
15h 59m
1 stop
Multiple Airlines Logo
16:57 - 10:00
STL
-
LGW
35h 03m
2 stops
£688Multiple Airlines
Wed, 15 Jul - Sat, 15 Aug
Iberia Logo
11:30 - 23:43
LGW
-
STL
18h 13m
2 stops
Iberia Logo
08:54 - 20:00
STL
-
LGW
29h 06m
2 stops
£689Iberia
Wed, 9 Sep - Wed, 16 Sep
Iberia Logo
11:30 - 23:43
LGW
-
STL
18h 13m
2 stops
Iberia Logo
08:54 - 20:00
STL
-
LGW
29h 06m
2 stops
£690Iberia
Wed, 9 Sep - Wed, 16 Sep
Multiple Airlines Logo
14:00 - 23:59
LGW
-
STL
15h 59m
1 stop
Multiple Airlines Logo
18:17 - 10:00
STL
-
LGW
33h 43m
2 stops
£698Multiple Airlines
Wed, 12 Aug - Fri, 21 Aug
Multiple Airlines Logo
14:00 - 23:59
LGW
-
STL
15h 59m
1 stop
Multiple Airlines Logo
16:09 - 10:00
STL
-
LGW
35h 51m
1 stop
£704Multiple Airlines
Wed, 15 Jul - Sat, 15 Aug
Multiple Airlines Logo
14:00 - 23:59
LGW
-
STL
15h 59m
1 stop
Multiple Airlines Logo
18:17 - 10:00
STL
-
LGW
33h 43m
2 stops
£706Multiple Airlines
Wed, 12 Aug - Fri, 21 Aug
Multiple Airlines Logo
14:00 - 23:59
LGW
-
STL
15h 59m
1 stop
Multiple Airlines Logo
16:09 - 10:00
STL
-
LGW
35h 51m
1 stop
£708Multiple Airlines
Sat, 25 Jul - Sat, 1 Aug
Iberia Logo
19:40 - 10:37
LGW
-
STL
20h 57m
2 stops
Iberia Logo
14:17 - 19:00
STL
-
LGW
22h 43m
2 stops
£722Iberia
Sat, 21 Nov - Sat, 28 Nov
Iberia Logo
20:40 - 23:34
LGW
-
STL
32h 54m
2 stops
Iberia Logo
13:25 - 20:00
STL
-
LGW
24h 35m
2 stops
£730Iberia
Tue, 1 Sep - Tue, 8 Sep

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Iberia flights from London Gatwick Airport to St. Louis

Our best Iberia deals on London Gatwick Airport to St. Louis flight tickets
Iberia
16 Sept
LGW20:40London Gatwick
30h 04m
2 stops
STL20:44Lambert-St Louis
23 Sept
STL13:49Lambert-St Louis
24h 11m
2 stops
LGW20:00London Gatwick
£686
Iberia
9 Sept
LGW11:30London Gatwick
18h 13m
2 stops
STL23:43Lambert-St Louis
16 Sept
STL08:54Lambert-St Louis
29h 06m
2 stops
LGW20:00London Gatwick
£689
Iberia
9 Sept
LGW11:30London Gatwick
18h 13m
2 stops
STL23:43Lambert-St Louis
16 Sept
STL08:54Lambert-St Louis
29h 06m
2 stops
LGW20:00London Gatwick
£690

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
10 Jul
LGW07:25London Gatwick
43h 51m
2 stops
STL21:16Lambert-St Louis
24 Jul
STL06:00Lambert-St Louis
21h 55m
2 stops
LGW09:55London Gatwick
£1,469
Turkish Airlines
10 Jul
LGW07:25London Gatwick
43h 51m
2 stops
STL21:16Lambert-St Louis
14 Jul
STL06:00Lambert-St Louis
34h 25m
2 stops
LGW22:25London Gatwick
£1,472
Turkish Airlines
9 Jul
LGW07:30London Gatwick
43h 56m
2 stops
STL21:26Lambert-St Louis
31 Jul
STL06:00Lambert-St Louis
25h 10m
2 stops
LGW13:10London Gatwick
£1,552

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 29 June 2026.
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

Cheapest return flight

LondonSt. Louis

LGW - STL

LGWSTL

London Gatwick

Wed 16/9

20:40-20:44

2 stops30h 04m

Lambert-St Louis

Wed 23/9

13:49-20:00

2 stops24h 11m

£686

LondonSt. Louis

LGW - STL

LGWSTL

London Gatwick

Wed 15/7

14:00-23:59

1 stop15h 59m

Lambert-St Louis

Sat 15/8

16:57-10:00

2 stops35h 03m

£688

LondonSt. Louis

LGW - STL

LGWSTL

London Gatwick

Wed 9/9

11:30-23:43

2 stops18h 13m

Lambert-St Louis

Wed 16/9

08:54-20:00

2 stops29h 06m

£689

LondonSt. Louis

LGW - STL

LGWSTL

London Gatwick

Wed 9/9

11:30-23:43

2 stops18h 13m

Lambert-St Louis

Wed 16/9

08:54-20:00

2 stops29h 06m

£690

LondonSt. Louis

LGW - STL

LGWSTL

London Gatwick

Wed 12/8

14:00-23:59

1 stop15h 59m

Lambert-St Louis

Fri 21/8

18:17-10:00

2 stops33h 43m

£698

LondonSt. Louis

LGW - STL

LGWSTL

London Gatwick

Wed 15/7

14:00-23:59

1 stop15h 59m

Lambert-St Louis

Sat 15/8

16:09-10:00

1 stop35h 51m

£704

LondonSt. Louis

LGW - STL

LGWSTL

London Gatwick

Wed 12/8

14:00-23:59

1 stop15h 59m

Lambert-St Louis

Fri 21/8

18:17-10:00

2 stops33h 43m

£706

LondonSt. Louis

LGW - STL

LGWSTL

London Gatwick

Sat 25/7

14:00-23:59

1 stop15h 59m

Lambert-St Louis

Sat 1/8

16:09-10:00

1 stop35h 51m

£708
Fastest return journey

LondonSt. Louis

LGW - STL

LGWSTL

London Gatwick

Sat 21/11

19:40-10:37

2 stops20h 57m

Lambert-St Louis

Sat 28/11

14:17-19:00

2 stops22h 43m

£722

LondonSt. Louis

LGW - STL

LGWSTL

London Gatwick

Tue 1/9

20:40-23:34

2 stops32h 54m

Lambert-St Louis

Tue 8/9

13:25-20:00

2 stops24h 35m

£730

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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2

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 Saturday is the least expensive day to fly to St. Louis. Tickets to fly out on this day can be as low as £604. Flights from London Gatwick Airport to St. Louis on a Sunday will generally be more expensive and average around £941. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

Fastest flight time

15h 59m

Direct flights

None
The fastest flight from London Gatwick Airport to St. Louis takes 15h 59m
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.
Search flight deals

Frequently asked questions about flying from London Gatwick Airport to St. Louis

  • 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 15h 59m, 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 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.

Travelling to a place near St. Louis?

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

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to St. Louis . Millions of users trust and use momondo every year so you are in good hands.

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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