Find flights
When to book
FAQs

Cheap flights from St. Louis to London Gatwick Airport from £204

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 9/1. Fares are subject to change and may not be available on all flights or dates of travel.
STL — LGW
3 Dec — 10 Dec1
1 adult
1 adult, Economy, 0 bags

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 3 November 2025.

Round-trip from

£439

One-way from

£204

Popular in

December

Cheapest in

May

Average price

£655
11/12-10/1
  • 11/12-10/1
  • 2 total stops
  • 36h 20m total
  • St. Louis to London
Search Deals
9/1
  • 9/1
  • 3 total stops
  • 52h 17m total
  • St. Louis to London
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£78 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease (£46 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Find flight deals from St. Louis to Gatwick

Enter your travel dates to find the best prices.

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 3 November 2025.

Thu 11/1215:30STL - LGW
1 stop12h 30mMultiple Airlines
Sat 10/114:00LGW - STL
1 stop23h 50mMultiple Airlines
Deal found 2/11£439
Thu 11/1215:30STL - LGW
1 stop12h 30mMultiple Airlines
Fri 9/114:00LGW - STL
2 stops26h 02mMultiple Airlines
Deal found 2/11£448
Thu 11/1215:30STL - LGW
1 stop12h 30mMultiple Airlines
Thu 8/114:00LGW - STL
1 stop23h 50mMultiple Airlines
Deal found 2/11£451
Mon 8/1215:30STL - LGW
1 stop12h 30mMultiple Airlines
Sat 10/114:00LGW - STL
1 stop23h 50mMultiple Airlines
Deal found 2/11£456
Wed 12/1115:50STL - LGW
2 stops21h 05mMultiple Airlines
Tue 18/1111:25LGW - STL
2 stops32h 30mMultiple Airlines
Deal found 2/11£463
Mon 8/1215:30STL - LGW
1 stop12h 30mMultiple Airlines
Fri 9/114:00LGW - STL
2 stops26h 02mMultiple Airlines
Deal found 2/11£465
Mon 8/1209:54STL - LGW
1 stop18h 06mMultiple Airlines
Thu 8/114:00LGW - STL
1 stop14h 33mMultiple Airlines
Deal found 2/11£468
Sat 13/1215:30STL - LGW
1 stop12h 35mMultiple Airlines
Fri 9/114:00LGW - STL
2 stops26h 02mMultiple Airlines
Deal found 2/11£475

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 3 November 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

Fri 12/12

15:30-10:00

1 stop12h 30m

London Gatwick

Sat 10/1

14:00-07:50

1 stop23h 50m

£439

St. LouisLondon

STL - LGW

STLLGW

Lambert-St Louis

Thu 11/12

15:30-10:00

1 stop12h 30m

London Gatwick

Fri 9/1

14:00-10:02

2 stops26h 02m

£448

St. LouisLondon

STL - LGW

STLLGW

Lambert-St Louis

Thu 11/12

15:30-10:00

1 stop12h 30m

London Gatwick

Thu 8/1

14:00-07:50

1 stop23h 50m

£451

St. LouisLondon

STL - LGW

STLLGW

Lambert-St Louis

Mon 8/12

15:30-10:00

1 stop12h 30m

London Gatwick

Sat 10/1

14:00-07:50

1 stop23h 50m

£456

St. LouisLondon

STL - LGW

STLLGW

Lambert-St Louis

Mon 8/12

15:30-10:00

1 stop12h 30m

London Gatwick

Fri 9/1

14:00-10:02

2 stops26h 02m

£465

St. LouisLondon

STL - LGW

STLLGW

Lambert-St Louis

Sun 14/12

09:54-10:00

1 stop18h 06m

London Gatwick

Sat 10/1

14:00-07:50

1 stop23h 50m

£467

St. LouisLondon

STL - LGW

STLLGW

Lambert-St Louis

Sun 14/12

09:54-10:00

1 stop18h 06m

London Gatwick

Fri 9/1

14:00-10:02

2 stops26h 02m

£475

St. LouisLondon

STL - LGW

STLLGW

Lambert-St Louis

Sat 13/12

15:30-10:05

1 stop12h 35m

London Gatwick

Fri 9/1

14:00-10:02

2 stops26h 02m

£475

St. LouisLondon

STL - LGW

STLLGW

Lambert-St Louis

Sun 14/12

09:54-10:00

1 stop18h 06m

London Gatwick

Thu 8/1

14:00-22:33

1 stop14h 33m

£479

St. LouisLondon

STL - LGW

STLLGW

Lambert-St Louis

Thu 11/12

12:04-10:00

2 stops15h 56m

London Gatwick

Sat 10/1

14:00-22:33

1 stop14h 33m

£516

Flights are sorted by cheapest return flights first.

Deals found on 1/11

Showing 1-10 of 17 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.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to London Gatwick Airport

How much does it cost for a return flight from St. Louis to London Gatwick Airport?

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.

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
Slough
Gatwick
Hounslow
Luton
Ilford
Wembley
Deal
Hayes
Colchester
Watford
Winchester
Chichester
Crawley
Romford
Brentford
Ipswich
Bedford
Eastbourne

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from St. Louis to Gatwick?

Cheapflights helps you search for flights from St. Louis to Gatwick via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from St. Louis to Gatwick?

Cheapflights helps you find that perfect flight to Gatwick from St. Louis by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from St. Louis to Gatwick with no change fees?

Need flexible booking options for your flight to Gatwick from St. Louis? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from St. Louis to Gatwick become cheaper?

Of course! You can now track prices for flights from St. Louis to Gatwick and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.