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

Currently priced at $1,066, Finnair will fly you from London Gatwick Airport to St. Louis and back. In addition to Finnair, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and Delta - these airlines can fly you to your destination from $1,080 and $1,127, respectively. You may be able to fly from London Gatwick Airport to St. Louis for 8% less than the average price by searching for these airlines.

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

Currently, August is the cheapest month in which you can book a flight from London Gatwick Airport to St. Louis (average of $311). Flying from London Gatwick Airport to St. Louis in March is currently the most expensive (average of $356). 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.

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

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 14 days in advance, which can save you up to 47% on flights from London Gatwick Airport to St. Louis compared to booking the week you need them. Waiting 14 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $686. For sooner than that we have options available in the next 3 days from $1,479.

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

The best pricing can be found in the month of March. Prices to St. Louis from London Gatwick Airport average $924. You can even find prices in March for less than $924, as users have found deals to St. Louis from as low as $656. The month of December appears to be one of the more expensive times to travel to St. Louis from London Gatwick Airport. Flying in the targeted month can save you up to 47%.

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

When flying from London Gatwick Airport to St. Louis, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

Most trusted provider : When it comes to deals on London Gatwick Airport-St. Louis 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 London Gatwick Airport-St. Louis flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

If you book a flight to St. Louis from London Gatwick, you will be flying to Lambert-St Louis, which is the city’s only airport. Lambert-St Louis (STL) is located 12.7 mi from the center of St. Louis. There are 0 flights from London Gatwick to Lambert-St Louis per day from 0 different airlines.

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

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

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

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

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

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

$268+ Flights from London Gatwick Airport to St. Louis

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1. Tell us where you want to go

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Cheap flight deals from Gatwick to St. Louis

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$673 (Kiwi.com)
One-way from	$268 (Trip.com)
Popular in	August
Cheapest in	September
Average price	$1,215

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

Search Deals

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

Search Deals

From London Gatwick to Lambert-St Louis

Search Deals

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

Search Deals

Highest demand for flights based on searches. 16% potential increase in price ($233 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease ($61 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in March 2025

Search Deals

Find flight deals from Gatwick to St. Louis

Cheapest flights from Gatwick to St. Louis
Explore the most affordable flight options available from Gatwick to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

Sat 4/192:00 pmLGW - STL

1 stop15h 46mMultiple Airlines

Sun 4/275:41 pmSTL - LGW

1 stop34h 19mMultiple Airlines

Deal found 3/27

$673

Fri 4/1812:20 pmLGW - STL

2 stops26h 10mFinnair

Sun 4/277:03 pmSTL - LGW

2 stops31h 07mFinnair

Deal found 3/27

$1,066

Sat 4/192:30 pmLGW - STL

2 stops24h 00mAmerican Airlines

Mon 4/287:19 amSTL - LGW

2 stops18h 51mAmerican Airlines

Deal found 3/27

$1,080

Tue 6/1012:00 pmLGW - STL

1 stop14h 53mDelta

Mon 6/3012:15 pmSTL - LGW

1 stop15h 45mDelta

Deal found 3/27

$1,127

Tue 4/158:40 pmLGW - STL

2 stops31h 32mIberia

Wed 4/303:29 pmSTL - LGW

2 stops22h 31mIberia

Deal found 3/27

$1,211

Tue 4/158:40 pmLGW - STL

2 stops31h 32mBritish Airways

Mon 4/2812:00 pmSTL - LGW

2 stops19h 50mBritish Airways

Deal found 3/27

$1,243

Wed 10/155:15 pmLGW - STL

2 stops27h 03mTurkish Airlines

Sun 10/195:18 pmSTL - LGW

2 stops37h 32mTurkish Airlines

Deal found 3/27

$1,409

Best flights from Gatwick to St. Louis
Discover carefully curated flight deals from Gatwick to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 28, 2025.

Sat 4/192:00 pmLGW - STL

1 stop15h 46mMultiple Airlines

Sun 4/275:41 pmSTL - LGW

1 stop34h 19mMultiple Airlines

Deal found 3/27

$673

Fri 4/1812:20 pmLGW - STL

2 stops26h 10mFinnair

Sun 4/277:03 pmSTL - LGW

2 stops31h 07mFinnair

Deal found 3/27

$1,066

Sat 4/192:30 pmLGW - STL

2 stops24h 00mAmerican Airlines

Mon 4/287:19 amSTL - LGW

2 stops18h 51mAmerican Airlines

Deal found 3/27

$1,080

Tue 6/1012:00 pmLGW - STL

1 stop14h 53mDelta

Mon 6/3012:15 pmSTL - LGW

1 stop15h 45mDelta

Deal found 3/27

$1,127

Tue 4/158:40 pmLGW - STL

2 stops31h 32mIberia

Wed 4/303:29 pmSTL - LGW

2 stops22h 31mIberia

Deal found 3/27

$1,211

Tue 4/158:40 pmLGW - STL

2 stops31h 32mBritish Airways

Mon 4/2812:00 pmSTL - LGW

2 stops19h 50mBritish Airways

Deal found 3/27

$1,243

Wed 5/285:30 amLGW - STL

2 stops23h 15mTurkish Airlines

Wed 6/48:10 amSTL - LGW

2 stops32h 10mTurkish Airlines

Deal found 3/27

$1,564

Last-minute flights from Gatwick to St. Louis
Discover last-minute flight deals from Gatwick to St. Louis. Data last updated March 28, 2025 and is based on user searches.

Tue 4/15:30 amLGW - STL

2 stops39h 12mTurkish Airlines

Tue 4/83:40 pmSTL - LGW

2 stops24h 40mTurkish Airlines

Deal found 3/27

$2,233

Mon 4/142:00 pmLGW - STL

2 stops30h 42mTurkish Airlines

Fri 4/183:40 pmSTL - LGW

2 stops42h 30mTurkish Airlines

Deal found 3/26

$1,702

Tue 4/158:40 pmLGW - STL

2 stops31h 32mIberia

Wed 4/303:29 pmSTL - LGW

2 stops22h 31mIberia

Deal found 3/27

$1,211

Tue 4/158:40 pmLGW - STL

2 stops31h 32mBritish Airways

Mon 4/2812:00 pmSTL - LGW

2 stops19h 50mBritish Airways

Deal found 3/27

$1,243

Fri 4/1812:20 pmLGW - STL

2 stops26h 10mFinnair

Sun 4/277:03 pmSTL - LGW

2 stops31h 07mFinnair

Deal found 3/27

$1,066

Sat 4/192:00 pmLGW - STL

1 stop15h 46mMultiple Airlines

Sun 4/275:41 pmSTL - LGW

1 stop34h 19mMultiple Airlines

Deal found 3/27

$673

Sat 4/192:30 pmLGW - STL

2 stops24h 00mAmerican Airlines

Mon 4/287:19 amSTL - LGW

2 stops18h 51mAmerican Airlines

Deal found 3/27

$1,080

One-way flights from Gatwick to St. Louis
Search for one-way flight options from Gatwick to St. Louis. Find affordable one-way fares based on user searches. Data last updated March 28, 2025.

Sun 5/42:00 pmLGW - STL

1 stop16h 06mMultiple Airlines

Deal found 3/26

$268

Thu 7/315:15 pmLGW - STL

2 stops35h 30mTurkish Airlines

Deal found 3/27

$1,164

Wed 4/96:05 pmLGW - STL

2 stops34h 07mIberia

Deal found 3/27

$1,720

Cheapflights Fare Finder

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

Sat 4/19

2:00 pm-11:46 pm

1 stop15h 46m

Lambert-St Louis

Sun 4/27

5:41 pm-10:00 am

1 stop34h 19m

$673

LondonSt. Louis

LGW - STL

LGWSTL

London Gatwick

Fri 4/18

12:20 pm-8:30 am

2 stops26h 10m

Lambert-St Louis

Sun 4/27

7:03 pm-8:10 am

2 stops31h 07m

$1,066

LondonSt. Louis

LGW - STL

LGWSTL

London Gatwick

Sat 4/19

2:30 pm-8:30 am

2 stops24h 00m

Lambert-St Louis

Mon 4/28

7:19 am-8:10 am

2 stops18h 51m

$1,080

LondonSt. Louis

LGW - STL

LGWSTL

London Gatwick

Tue 6/10

12:00 pm-8:53 pm

1 stop14h 53m

Lambert-St Louis

Mon 6/30

12:15 pm-10:00 am

1 stop15h 45m

$1,127

LondonSt. Louis

LGW - STL

LGWSTL

London Gatwick

Tue 4/15

8:40 pm-10:12 pm

2 stops31h 32m

Lambert-St Louis

Wed 4/30

3:29 pm-8:00 pm

2 stops22h 31m

$1,211

LondonSt. Louis

LGW - STL

LGWSTL

London Gatwick

Tue 4/15

8:40 pm-10:12 pm

2 stops31h 32m

Lambert-St Louis

Mon 4/28

12:00 pm-1:50 pm

2 stops19h 50m

$1,243

LondonSt. Louis

LGW - STL

LGWSTL

London Gatwick

Wed 5/28

5:30 am-10:45 pm

2 stops23h 15m

Lambert-St Louis

Wed 6/4

8:10 am-10:20 pm

2 stops32h 10m

$1,564

LondonSt. Louis

LGW - STL

LGWSTL

London Gatwick

Sun 5/4

2:00 pm-12:06 am

1 stop16h 06m

$268

LondonSt. Louis

LGW - STL

LGWSTL

London Gatwick

Thu 7/31

5:15 pm-10:45 pm

2 stops35h 30m

$1,164

LondonSt. Louis

LGW - STL

LGWSTL

London Gatwick

Wed 4/9

6:05 pm-10:12 pm

2 stops34h 07m

$1,720

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/26

Compare providers for flights from Gatwick to St. Louis

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

Provider	Price Accuracy	Trust Score*
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars

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

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Gatwick 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 London Gatwick Airport to St. Louis

Rainfall in St. Louis by month

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

Temperature in St. Louis by month

If weather is an important factor for your trip to St. Louis, 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing St. Louis

Delta

8.0

Very good

7,896 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta

8.0

Very good

7,896 reviews

Delta

8.0

Very good

7,896 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Finnair

7.6

Good

1,267 reviews

Delta

8.0

Very good

7,896 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Turkish Airlines

7.3

Good

3,744 reviews

Delta

8.0

Very good

7,896 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,896 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Iberia

7.0

Good

2,651 reviews

Delta

8.0

Very good

7,896 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

What airport do you fly into for flights to St. Louis from London Gatwick?
If you book a flight to St. Louis from London Gatwick, you will be flying to Lambert-St Louis, which is the city’s only airport. Lambert-St Louis (STL) is located 12.7 mi from the center of St. Louis. There are 0 flights from London Gatwick to Lambert-St Louis per day from 0 different airlines.
What are the cheapest airlines flying from London Gatwick Airport to St. Louis round-trip?
Currently priced at $1,066, Finnair will fly you from London Gatwick Airport to St. Louis and back. In addition to Finnair, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and Delta - these airlines can fly you to your destination from $1,080 and $1,127, respectively. You may be able to fly from London Gatwick Airport to St. Louis for 8% less than the average price by searching for these airlines.
Can I find deals for flights from Gatwick to St. Louis that include hotel bookings?
Yes. In addition to deals on Gatwick to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Gatwick to St. Louis?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Gatwick to St. Louis.
Can I find deals for business class flights from Gatwick to St. Louis?
Yes. Cheapflights offers flight deals from Gatwick to St. Louis 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 London Gatwick Airport to St. Louis?
Currently, August is the cheapest month in which you can book a flight from London Gatwick Airport to St. Louis (average of $311). Flying from London Gatwick Airport to St. Louis in March is currently the most expensive (average of $356). 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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$268+ Cheap flights from Gatwick (LGW) to St. Louis (STL)

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 5/4. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Gatwick to St. Louis with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Gatwick to St. Louis

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

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Find flight deals from Gatwick to St. Louis

Cheapest flights from Gatwick to St. LouisExplore the most affordable flight options available from Gatwick to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

Explore the most affordable flight options available from Gatwick to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

Cheapflights Fare Finder

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

Compare providers for flights from Gatwick to St. Louis

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 Gatwick to St. Louis in March.

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

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Gatwick with our price prediction graph.

Cheapflights Insights

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

Rainfall in St. Louis by month

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

Temperature in St. Louis by month

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

Reviews of airlines servicing St. Louis

Related info for your journey

Find useful and relevant information for your journey from Gatwick to St. Louis. 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 into for flights to St. Louis from London Gatwick?

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

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

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

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

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

Traveling to a place near London Gatwick Airport?

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.

Alternative routes for Gatwick to St. Louis

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Cheapest flights from Gatwick to St. Louis
Explore the most affordable flight options available from Gatwick to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.