Cheap flights from St. Louis to London Gatwick Airport from £169

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/10. Fares are subject to change and may not be available on all flights or dates of travel.
STL — LGW
18 Oct — 25 Oct1
1 adult
1 adult, Economy

Cheap flight deals from St. Louis to Gatwick

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Gatwick (LGW). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 18 September 2025.

Round-trip from

£459

One-way from

£169

Popular in

December

Cheapest in

May

Average price

£562
14/12-10/1
  • 14/12-10/1
  • 2 total stops
  • 32h 48m total
  • St. Louis to London
4/10
  • 4/10
  • 2 total stops
  • 32h 15m total
  • St. Louis to London
Highest demand for flights based on searches. 12% potential increase in price (£72 potential increase over avg. return price).
Cheapest flight prices on average. 8% potential price decrease (£43 potential savings vs. average return price).
Average for round-trip flights in September 2025

Find flight deals from St. Louis to Gatwick

Cheapest flights from St. Louis to Gatwick
Explore the most affordable flight options available from St. Louis to Gatwick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2025.

Sun 14/1209:45STL - LGW
1 stop18h 15mMultiple Airlines
Sat 10/114:00LGW - STL
1 stop14h 33mMultiple Airlines
Deal found 17/9£459
Sun 14/1209:45STL - LGW
1 stop18h 15mMultiple Airlines
Sun 11/114:10LGW - STL
1 stop23h 40mMultiple Airlines
Deal found 17/9£471
Sun 14/1209:45STL - LGW
1 stop18h 15mMultiple Airlines
Mon 12/114:00LGW - STL
1 stop14h 33mMultiple Airlines
Deal found 17/9£475
Mon 15/1209:45STL - LGW
1 stop18h 15mMultiple Airlines
Sat 10/114:00LGW - STL
1 stop14h 33mMultiple Airlines
Deal found 17/9£484
Mon 10/1114:12STL - LGW
2 stops33h 48mMultiple Airlines
Mon 24/1114:00LGW - STL
1 stop15h 57mMultiple Airlines
Deal found 16/9£485
Mon 15/1209:45STL - LGW
1 stop18h 15mMultiple Airlines
Sun 11/114:10LGW - STL
1 stop23h 40mMultiple Airlines
Deal found 17/9£495
Mon 15/1209:45STL - LGW
1 stop18h 15mMultiple Airlines
Mon 12/114:00LGW - STL
1 stop14h 33mMultiple Airlines
Deal found 17/9£498
Sun 14/1209:45STL - LGW
1 stop18h 15mMultiple Airlines
Fri 9/114:00LGW - STL
2 stops29h 53mMultiple Airlines
Deal found 17/9£500
Sun 14/1209:45STL - LGW
1 stop18h 15mMultiple Airlines
Thu 8/114:00LGW - STL
1 stop14h 33mMultiple Airlines
Deal found 17/9£506

Cheapflights Fare Finder

 
Customise your flight search to find flights from St. Louis to Gatwick 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, Cheapflights users made 858,174 searches. Data last updated 18 September 2025.
Use the filters below to find and compare flights from St. Louis to London Gatwick Airport that are best for you.

Fly from

St. Louis

Fly to

Gatwick

Route

Depart

Return

Price

St. LouisLondon

STL - LGW

STLLGW

Lambert-St Louis

Sun 14/12

09:45-10:00

1 stop18h 15m

London Gatwick

Sun 11/1

14:10-07:50

1 stop23h 40m

£471

St. LouisLondon

STL - LGW

STLLGW

Lambert-St Louis

Sun 14/12

09:45-10:00

1 stop18h 15m

London Gatwick

Mon 12/1

14:00-22:33

1 stop14h 33m

£475

St. LouisLondon

STL - LGW

STLLGW

Lambert-St Louis

Mon 15/12

09:45-10:00

1 stop18h 15m

London Gatwick

Sun 11/1

14:10-07:50

1 stop23h 40m

£495

St. LouisLondon

STL - LGW

STLLGW

Lambert-St Louis

Mon 15/12

09:45-10:00

1 stop18h 15m

London Gatwick

Mon 12/1

14:00-22:33

1 stop14h 33m

£498

St. LouisLondon

STL - LGW

STLLGW

Lambert-St Louis

Sun 14/12

09:45-10:00

1 stop18h 15m

London Gatwick

Fri 9/1

14:00-13:53

2 stops29h 53m

£500

St. LouisLondon

STL - LGW

STLLGW

Lambert-St Louis

Sun 14/12

09:45-10:00

1 stop18h 15m

London Gatwick

Thu 8/1

14:00-22:33

1 stop14h 33m

£506

St. LouisLondon

STL - LGW

STLLGW

Lambert-St Louis

Mon 15/12

09:45-10:00

1 stop18h 15m

London Gatwick

Thu 8/1

14:00-22:33

1 stop14h 33m

£530

St. LouisLondon

STL - LGW

STLLGW

Lambert-St Louis

Sun 28/9

13:52-10:10

1 stop14h 18m

London Gatwick

Tue 14/10

14:00-10:37

2 stops50h 37m

£534

St. LouisLondon

STL - LGW

STLLGW

Lambert-St Louis

Wed 10/12

17:11-10:00

1 stop34h 49m

London Gatwick

Sun 14/12

14:10-08:45

1 stop24h 35m

£535

St. LouisLondon

STL - LGW

STLLGW

Lambert-St Louis

Sun 9/11

14:12-06:00

2 stops57h 48m

London Gatwick

Mon 24/11

14:00-23:57

1 stop15h 57m

£539

Flights are sorted by cheapest return flights first.

Deals found on 17/9

Showing 1-10 of 16 results
1
2

Best time to book a flight from St. Louis to Gatwick

Have a flexible travel schedule? Discover the best time to fly to Gatwick from St. Louis with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Gatwick. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly from for flights from St. Louis to London Gatwick?

    For a flight from St. Louis to London Gatwick, you will be flying from Lambert-St Louis. Lambert-St Louis (STL) is just 12.7 mi from the center of the city. Lambert-St Louis is the only St. Louis airport and it handles 0 outbound flights to London Gatwick per day. 0 airlines have flights to London Gatwick from Lambert-St Louis on a regular basis.

  • Can I find deals for flights from St. Louis to Gatwick that include hotel bookings?

    Yes. In addition to deals on St. Louis to Gatwick flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Gatwick?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Gatwick.

  • Can I find deals for business class flights from St. Louis to Gatwick?

    Yes. Cheapflights offers flight deals from St. Louis to Gatwick by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from St. Louis to London Gatwick Airport?

    Currently, April is the cheapest month in which you can book a flight from St. Louis to London Gatwick Airport (average of £102). Flying from St. Louis to London Gatwick Airport in July is currently the most expensive (average of £142). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near London Gatwick Airport?

Book flights to London Gatwick Airport if you plan to visit one of these locations
Milton Keynes
Croydon
Hounslow
Slough
Gatwick
Luton
Deal
Wembley
Ilford
Crawley
Hayes
Watford
Winchester
Chichester
Ipswich
Dartford
Guildford
Brentford
Bishop's Stortford
Romford

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