What are the cheapest airlines flying from St. Louis to London Gatwick Airport round-trip?

Currently priced at $772, American Airlines will fly you from St. Louis to London Gatwick Airport and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and British Airways - these airlines can fly you to your destination from $953 and $1,069, respectively.

What are the cheapest airlines to fly from St. Louis to London Gatwick Airport one-way?

$469 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on Iberia and British Airways, with prices starting from $568 and $708, respectively.

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

Currently, January is the cheapest month in which you can book a flight from St. Louis to London Gatwick Airport (average of $566). Flying from St. Louis to London Gatwick Airport in June is currently the most expensive (average of $813). 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.

What is the cheapest day to fly from St. Louis to London Gatwick Airport?

Travelers seeking maximum savings on their St. Louis to London Gatwick Airport flight should consider departing on Wednesday mornings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

What is the cheapest day to fly round-trip from St. Louis to London Gatwick Airport?

Saturday flights are generally found to be more expensive for flights from St. Louis to London Gatwick Airport. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to London Gatwick Airport.

How far in advance should I book a flight from St. Louis to London Gatwick Airport?

Users have found that booking a flight from St. Louis to London Gatwick Airport at least 27 days early can save you up to 25% on average compared to booking a flight this week. If booking 27 days before your flight isn’t an option for you, users have found flights from St. Louis to London Gatwick Airport for as little as $846 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $846 for flights departing within the next 3 days.

What is the cheapest month to fly from St. Louis to London Gatwick Airport?

Due to multiple factors, expect to potentially pay more when booking in June. For low rates, April can be a great choice for travel to London Gatwick Airport. Flights to London Gatwick Airport from St. Louis in April are about $918 on average during April, but can be found for as low as $613.

What is the cheapest time of day to fly from STL to LGW?

It’s typically best to fly out from St. Louis to London Gatwick Airport in the morning. Doing so could potentially save you 28% on the flight price compared to flying at noon, which is usually more expensive.

Most accurate provider : When it comes to deals on St. Louis-London Gatwick Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-London Gatwick Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-London Gatwick Airport flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on St. Louis-London Gatwick Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-London Gatwick Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly from for flights from St. Louis to London Gatwick?

Located just 12.7 mi from the city center, Lambert-St Louis is the airport most travelers will use when flying to London Gatwick from St. Louis. Booking flights from Lambert-St Louis (STL) to London Gatwick should be relatively easy as there are 0 daily outbound flights to London Gatwick from 1 airline.

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 vacation 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.

$301+ Flights from St. Louis to London Gatwick Airport

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1. Tell us where you want to go

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Cheap flight deals from St. Louis to Gatwick

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$715 (Kiwi.com)
One-way from	$377 (Kiwi.com)
Popular in	June
Cheapest in	April
Average price	$815

Provider with most accurate pricing for Lambert-St Louis-London Gatwick flight deals.

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Provider most trusted by Cheapflights users for Lambert-St Louis-London Gatwick flights.

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From Lambert-St Louis to London Gatwick

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One-way flight from Lambert-St Louis to London Gatwick

Search Deals

Highest demand for flights based on searches. 17% potential increase in price ($188 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($28 potential savings vs. average RT price).

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Average for round-trip flights in March 2025

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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 March 25, 2025.

Sat 4/126:51 pmSTL - LGW

2 stops33h 19mMultiple Airlines

Mon 4/212:00 pmLGW - STL

1 stop15h 46mMultiple Airlines

Deal found 3/24

$715

Wed 4/211:55 amSTL - LGW

2 stops16h 45mAmerican Airlines

Wed 4/232:30 pmLGW - STL

2 stops24h 00mAmerican Airlines

Deal found 3/24

$897

Mon 8/411:51 amSTL - LGW

2 stops16h 09mDelta

Wed 8/1312:00 pmLGW - STL

2 stops17h 01mDelta

Deal found 3/24

$953

Tue 5/207:19 pmSTL - LGW

2 stops42h 41mBritish Airways

Mon 6/28:40 pmLGW - STL

2 stops33h 11mBritish Airways

Deal found 3/22

$1,048

Thu 4/246:00 pmSTL - LGW

2 stops34h 55mIberia

Mon 4/288:40 pmLGW - STL

2 stops27h 22mIberia

Deal found 3/23

$1,066

Fri 4/116:30 amSTL - LGW

2 stops24h 30mTurkish Airlines

Sun 4/275:15 pmLGW - STL

2 stops27h 27mTurkish Airlines

Deal found 3/23

$1,428

Best flights from St. Louis to Gatwick
Discover carefully curated flight deals from St. Louis to Gatwick that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 25, 2025.

Sat 4/126:51 pmSTL - LGW

2 stops33h 19mMultiple Airlines

Mon 4/212:00 pmLGW - STL

1 stop15h 46mMultiple Airlines

Deal found 3/24

$715

Fri 5/27:35 amSTL - LGW

2 stops18h 35mAmerican Airlines

Sun 5/1110:40 amLGW - STL

2 stops19h 11mAmerican Airlines

Deal found 3/24

$772

Sun 5/251:09 pmSTL - LGW

2 stops14h 51mDelta

Wed 6/1112:00 pmLGW - STL

2 stops17h 42mDelta

Deal found 3/25

$953

Tue 5/207:19 pmSTL - LGW

2 stops42h 41mBritish Airways

Mon 6/28:40 pmLGW - STL

2 stops27h 53mBritish Airways

Deal found 3/23

$1,069

Tue 9/167:44 amSTL - LGW

2 stops20h 51mIberia

Thu 10/211:35 amLGW - STL

2 stops17h 50mIberia

Deal found 3/24

$1,215

Fri 4/113:40 pmSTL - LGW

2 stops24h 40mTurkish Airlines

Sun 4/2710:55 amLGW - STL

2 stops33h 47mTurkish Airlines

Deal found 3/24

$1,428

Last-minute flights from St. Louis to Gatwick
Discover last-minute flight deals from St. Louis to Gatwick. Data last updated March 25, 2025 and is based on user searches.

Sun 3/306:47 pmSTL - LGW

2 stops33h 13mMultiple Airlines

Sun 4/612:10 pmLGW - STL

3 stops30h 00mMultiple Airlines

Deal found 3/23

$1,417

Wed 4/211:55 amSTL - LGW

2 stops16h 45mAmerican Airlines

Wed 4/232:30 pmLGW - STL

2 stops24h 00mAmerican Airlines

Deal found 3/24

$897

Thu 4/33:40 pmSTL - LGW

2 stops24h 40mTurkish Airlines

Tue 4/85:15 pmLGW - STL

2 stops27h 27mTurkish Airlines

Deal found 3/23

$2,210

Fri 4/116:30 amSTL - LGW

2 stops24h 30mTurkish Airlines

Sun 4/275:15 pmLGW - STL

2 stops27h 27mTurkish Airlines

Deal found 3/23

$1,428

Sat 4/126:51 pmSTL - LGW

2 stops33h 19mMultiple Airlines

Mon 4/212:00 pmLGW - STL

1 stop15h 46mMultiple Airlines

Deal found 3/24

$715

Thu 4/246:00 pmSTL - LGW

2 stops34h 55mIberia

Mon 4/288:40 pmLGW - STL

2 stops27h 22mIberia

Deal found 3/23

$1,066

One-way flights from St. Louis to Gatwick
Search for one-way flight options from St. Louis to Gatwick. Find affordable one-way fares based on user searches. Data last updated March 25, 2025.

Thu 5/155:47 pmSTL - LGW

1 stop34h 13mMultiple Airlines

Deal found 3/24

$377

Thu 5/87:10 amSTL - LGW

2 stops17h 25mAmerican Airlines

Deal found 3/25

$469

Mon 4/216:00 pmSTL - LGW

2 stops44h 00mIberia

Deal found 3/24

$568

Wed 5/141:38 pmSTL - LGW

2 stops24h 22mBritish Airways

Deal found 3/24

$708

Tue 5/271:09 pmSTL - LGW

2 stops14h 51mDelta

Deal found 3/24

$828

Cheapflights Fare Finder

Use the filters below to find and compare flights from St. Louis to London Gatwick Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisLondon

STL - LGW

STLLGW

Lambert-St Louis

Sat 4/12

6:51 pm-10:10 am

2 stops33h 19m

London Gatwick

Mon 4/21

2:00 pm-11:46 pm

1 stop15h 46m

$715

St. LouisLondon

STL - LGW

STLLGW

Lambert-St Louis

Wed 4/2

11:55 am-10:40 am

2 stops16h 45m

London Gatwick

Wed 4/23

2:30 pm-8:30 am

2 stops24h 00m

$897

St. LouisLondon

STL - LGW

STLLGW

Lambert-St Louis

Tue 5/20

7:19 pm-8:00 pm

2 stops42h 41m

London Gatwick

Mon 6/2

8:40 pm-11:51 pm

2 stops33h 11m

$1,048

St. LouisLondon

STL - LGW

STLLGW

Lambert-St Louis

Thu 4/24

6:00 pm-10:55 am

2 stops34h 55m

London Gatwick

Mon 4/28

8:40 pm-6:02 pm

2 stops27h 22m

$1,066

St. LouisLondon

STL - LGW

STLLGW

Lambert-St Louis

Sun 6/1

12:30 pm-10:00 am

1 stop15h 30m

London Gatwick

Tue 7/1

12:00 pm-8:53 pm

1 stop14h 53m

$1,232

St. LouisLondon

STL - LGW

STLLGW

Lambert-St Louis

Fri 4/11

6:30 am-1:00 pm

2 stops24h 30m

London Gatwick

Sun 4/27

5:15 pm-2:42 pm

2 stops27h 27m

$1,428

St. LouisLondon

STL - LGW

STLLGW

Lambert-St Louis

Sat 3/29

5:24 pm-9:10 am

1 stop34h 46m

$301

St. LouisLondon

STL - LGW

STLLGW

Lambert-St Louis

Fri 5/23

6:05 pm-9:25 am

3 stops33h 20m

$543

St. LouisLondon

STL - LGW

STLLGW

Lambert-St Louis

Mon 4/21

6:00 pm-8:00 pm

2 stops44h 00m

$568

St. LouisLondon

STL - LGW

STLLGW

Lambert-St Louis

Wed 5/14

1:38 pm-8:00 pm

2 stops24h 22m

$708

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Showing 1-10 of 12 results

Compare providers for flights from St. Louis to Gatwick

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Gatwick in March.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
AranGrant	Price Accuracy3 stars	Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on St. Louis-London Gatwick Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-London Gatwick Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-London Gatwick Airport flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on St. Louis-London Gatwick Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-London Gatwick Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 round-trip 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

Rainfall in Gatwick by month

In terms of precipitation, rainfall in London Gatwick Airport ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London Gatwick Airport when rainfall is around 1.6 in.

Temperature in Gatwick by month

If weather is an important factor for your trip to London Gatwick Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing Gatwick

Get a feel of what it's like to fly with Delta, Turkish Airlines and American Airlines from St. Louis to London by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,890 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very good

7,890 reviews

Delta

8.0

Very good

7,890 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Turkish Airlines

7.3

Good

3,745 reviews

Delta

8.0

Very good

7,890 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,890 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Iberia

7.0

Good

2,644 reviews

Delta

8.0

Very good

7,890 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

British Airways

6.6

Okay

6,712 reviews

Delta

8.0

Very good

7,890 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

What airport do you fly from for flights from St. Louis to London Gatwick?
Located just 12.7 mi from the city center, Lambert-St Louis is the airport most travelers will use when flying to London Gatwick from St. Louis. Booking flights from Lambert-St Louis (STL) to London Gatwick should be relatively easy as there are 0 daily outbound flights to London Gatwick from 1 airline.
What are the cheapest airlines flying from St. Louis to London Gatwick Airport round-trip?
Currently priced at $772, American Airlines will fly you from St. Louis to London Gatwick Airport and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and British Airways - these airlines can fly you to your destination from $953 and $1,069, respectively.
What are the cheapest airlines to fly from St. Louis to London Gatwick Airport one-way?
$469 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on Iberia and British Airways, with prices starting from $568 and $708, respectively.
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 vacation 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, January is the cheapest month in which you can book a flight from St. Louis to London Gatwick Airport (average of $566). Flying from St. Louis to London Gatwick Airport in June is currently the most expensive (average of $813). 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

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Top airline flying from St. Louis to Gatwick

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$651	Average$825	FlexibilityNo cancel fee	On-time71%

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$301+ Cheap flights from St. Louis (STL) to Gatwick (LGW)

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 3/29. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from St. Louis to Gatwick with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

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Cheap flight deals from St. Louis to Gatwick

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Find flight deals from St. Louis to Gatwick

Cheapest flights from St. Louis to GatwickExplore 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 March 25, 2025.

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 March 25, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from St. Louis to London Gatwick Airport that are best for you.

Compare providers for flights from St. Louis to Gatwick

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Gatwick in March.

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.

Cheapflights Insights

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

Rainfall in Gatwick by month

Plan your trip to Gatwick by taking into account the average rainfall totals by month.

Temperature in Gatwick by month

Plan your trip to Gatwick by taking into account the average temperature totals by month.

Reviews of airlines servicing Gatwick

Get a feel of what it's like to fly with Delta, Turkish Airlines and American Airlines from St. Louis to London by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

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?

What are the cheapest airlines flying from St. Louis to London Gatwick Airport round-trip?

What are the cheapest airlines to fly from St. Louis to London Gatwick Airport one-way?

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

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

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

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

Traveling to a place near St. Louis?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for St. Louis to Gatwick

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Top airline flying from St. Louis to Gatwick

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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 March 25, 2025.