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Cheap flights from Brighton to St. Louis from £246

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 27/4. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — STL
6 Apr — 13 Apr1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Brighton to Lambert-St Louis are usually found in March or January, booked 48 days in advance, depart on a Thursday or Friday and return on a Monday

Cheap flight deals from Brighton to St. Louis

Enter your travel dates to find the best prices.

Cheapest flights from Brighton to St. Louis
Explore the most affordable flight options available from Brighton to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 March 2026.

Wed 2/916:25
LHR
-
STL
Nonstop9h 05m
British Airways
Wed 23/912:47
STL
-
LHR
1 stop12h 08m
British Airways
Deal found 4/3£526
Fri 24/414:00
LGW
-
STL
1 stop15h 19m
Multiple Airlines
Fri 8/520:12
STL
-
LGW
2 stops55h 48m
Multiple Airlines
Deal found 3/3£530
Tue 21/412:30
LHR
-
STL
1 stop12h 59m
British Airways
Wed 29/421:35
STL
-
LHR
Nonstop8h 00m
British Airways
Deal found 5/3£530
Wed 13/516:25
LHR
-
STL
Nonstop9h 05m
Finnair
Thu 21/505:15
STL
-
LHR
1 stop22h 10m
Finnair
Deal found 4/3£536
Mon 13/412:15
LHR
-
STL
1 stop16h 02m
Finnair
Tue 21/412:27
STL
-
LHR
1 stop17h 43m
Finnair
Deal found 4/3£540
Tue 21/418:05
LHR
-
STL
2 stops29h 07m
Finnair
Wed 29/414:12
STL
-
LHR
1 stop12h 53m
Finnair
Deal found 5/3£541
Wed 2/910:05
LHR
-
STL
2 stops16h 14m
Finnair
Wed 23/909:32
STL
-
LHR
1 stop15h 23m
Finnair
Deal found 3/3£542
Wed 20/509:20
LHR
-
STL
1 stop12h 50m
Delta
Thu 28/510:15
STL
-
LHR
1 stop14h 55m
Delta
Deal found 4/3£544
Tue 14/409:45
LHR
-
STL
1 stop12h 15m
American Airlines
Thu 23/417:21
STL
-
LHR
1 stop11h 09m
American Airlines
Deal found 4/3£545
Wed 23/906:45
LHR
-
STL
2 stops22h 53m
British Airways
Sun 27/920:07
STL
-
LHR
1 stop28h 43m
British Airways
Deal found 3/3£552
Wed 2/916:25
LHR
-
STL
Nonstop9h 05m
British Airways
Wed 9/919:45
STL
-
LHR
1 stop12h 40m
British Airways
Deal found 5/3£554
Mon 16/314:00
LGW
-
STL
2 stops49h 37m
Multiple Airlines
Tue 31/316:51
STL
-
LGW
1 stop35h 09m
Multiple Airlines
Deal found 3/3£564

Find flight deals from Brighton to St. Louis

Keep the following information in mind while searching for Brighton to St. Louis flight deals. Data was last updated 7 March 2026.

Round-trip from

£526

One-way from

£246

Popular in

August

Cheapest in

March

Average price

£681
British Airways
  • British Airways
  • 2/9-23/9
  • 1 total stop
  • 21h 13m total
  • Brighton to St. Louis
Search Deals
27/4
  • 27/4
  • 3 total stops
  • 54h 30m total
  • Brighton to St. Louis
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£50 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£9 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Brighton 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, Cheapflights users made 858,174 searches. Data last updated 7 March 2026.
Use the filters below to find and compare flights from Brighton 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

Fri 24/4

14:00-23:19

1 stop15h 19m

Lambert-St Louis

Fri 8/5

20:12-10:00

2 stops55h 48m

£530

LondonSt. Louis

LHR - STL

LHRSTL

London Heathrow

Thu 30/4

21:50-19:29

2 stops27h 39m

Lambert-St Louis

Thu 7/5

11:45-08:00

1 stop14h 15m

£578

LondonSt. Louis

LCY - STL

LCYSTL

London City

Tue 14/4

10:00-21:19

2 stops17h 19m

Lambert-St Louis

Wed 22/4

10:50-07:55

2 stops15h 05m

£625

LondonSt. Louis

LHR - STL

LHRSTL

London Heathrow

Fri 24/4

06:15-16:42

2 stops16h 27m

Lambert-St Louis

Fri 8/5

19:01-14:35

2 stops13h 34m

£630
Fastest return journey

LondonSt. Louis

LHR - STL

LHRSTL

London Heathrow

Fri 24/4

16:25-19:30

Nonstop9h 05m

Lambert-St Louis

Fri 8/5

06:00-06:20

1 stop18h 20m

£632

LondonSt. Louis

LGW - STL

LGWSTL

London Gatwick

Sun 26/4

14:00-23:19

1 stop15h 19m

Lambert-St Louis

Fri 1/5

20:23-06:20

2 stops27h 57m

£650

LondonSt. Louis

LCY - STL

LCYSTL

London City

Tue 21/4

19:15-19:33

2 stops30h 18m

Lambert-St Louis

Tue 28/4

14:33-15:15

2 stops18h 42m

£651

LondonSt. Louis

LGW - STL

LGWSTL

London Gatwick

Fri 8/5

14:00-23:19

1 stop15h 19m

Lambert-St Louis

Wed 13/5

20:13-06:20

2 stops28h 07m

£657

LondonSt. Louis

LHR - STL

LHRSTL

London Heathrow

Thu 16/4

10:45-16:42

1 stop11h 57m

Lambert-St Louis

Sat 18/4

17:59-07:10

1 stop31h 11m

£666

LondonSt. Louis

LHR - STL

LHRSTL

London Heathrow

Wed 1/7

06:30-16:55

2 stops16h 25m

Lambert-St Louis

Wed 15/7

19:05-14:35

2 stops13h 30m

£712

Flights are sorted by cheapest return flights first.

Deals found on 3/3

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Brighton to St. Louis

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

How far ahead should I book a flight from Brighton to St. Louis?

Use this chart to determine the optimal time to book a return flight from Brighton to St. Louis. Price data was last updated on 6 March 2026.

To ensure you get the cheapest price possible for a flight from Brighton to St. Louis, you should look to book at least 48 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Brighton to St. Louis?

Currently, September is the cheapest month in which you can book a flight from Brighton to St. Louis (average of £407). Flying from Brighton to St. Louis in December is currently the most expensive (average of £625). 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 much does it cost for a return flight from Brighton to St. Louis?

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to St. Louis. Reviews last updated 7 March 2026.
Get a feel of what it's like to fly with Finnair, Virgin Atlantic, andUnited Airlines from Brighton to St. Louis by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Finnair
7.6
Good
1,370 reviews
Check prices

Overall

7.6

Food

6.7

Comfort

7.5

Entertainment

6.9

Boarding

7.7

Crew

8.2

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights
Finnair
7.6
Good
1,370 reviews
Finnair
7.6
Good
1,370 reviews
Check prices

Overall

7.6

Food

6.7

Comfort

7.5

Entertainment

6.9

Boarding

7.7

Crew

8.2

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights
Virgin Atlantic
7.5
Good
680 reviews
Finnair
7.6
Good
1,370 reviews
Check prices

Overall

7.6

Food

6.7

Comfort

7.5

Entertainment

6.9

Boarding

7.7

Crew

8.2

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights
United Airlines
7.4
Good
9,405 reviews
Finnair
7.6
Good
1,370 reviews
Check prices

Overall

7.6

Food

6.7

Comfort

7.5

Entertainment

6.9

Boarding

7.7

Crew

8.2

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights
Air Canada
7.1
Good
10,790 reviews
Finnair
7.6
Good
1,370 reviews
Check prices

Overall

7.6

Food

6.7

Comfort

7.5

Entertainment

6.9

Boarding

7.7

Crew

8.2

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights
British Airways
6.7
Okay
7,779 reviews
Finnair
7.6
Good
1,370 reviews
Check prices

Overall

7.6

Food

6.7

Comfort

7.5

Entertainment

6.9

Boarding

7.7

Crew

8.2

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights

Related info for your journey

Find useful and relevant information for your journey from Brighton 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 Brighton?

    Located just 12.7 mi from the city center, Lambert-St Louis is the airport most travelers will use when flying to St. Louis from Brighton. Booking flights from Brighton to Lambert-St Louis (STL) should be relatively easy as there are 0 daily inbound flights from Brighton from 9 different airlines.

  • How long is the flight from Brighton to St. Louis?

    For as low as £625, British Airways can have you in St. Louis from Brighton in 17h 19m. There are 4205 mi between Brighton and St. Louis. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines to fly from Brighton to St. Louis one-way?

    To fly one-way, consider booking your trip with British Airways, which is currently one of the cheapest options available, starting at £344. United Airlines flights start at £359 while deals on Finnair start at £363 one-way.

  • What are the most popular routes from Brighton to St. Louis?

    While some choose either London Gatwick - Lambert-St Louis or London Stansted - Lambert-St Louis, London Heathrow - Lambert-St Louis is the most popular route from Brighton to St. Louis.

  • What are the cheapest flights from Brighton to St. Louis?

    On average you can expect to pay £705 for a flight from Brighton to St. Louis. The cheapest flight overall is £543 while the most popular route, (London Heathrow - Lambert-St Louis) is currently priced at £554.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Brighton 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 Brighton to St. Louis?

    Currently, September is the cheapest month in which you can book a flight from Brighton to St. Louis (average of £407). Flying from Brighton to St. Louis in December is currently the most expensive (average of £625). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 9 airlines flying from Brighton to St. Louis

Discover the top 9 airlines that operate flights from Brighton to St. Louis. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 7 March 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest£171Average£769FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapest£474Average£741FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
British AirwaysCheapest£480Average£757FlexibilityNo cancel feeOn-time70%
Search British Airways flights
KLMCheapest£521Average£803FlexibilityNo cancel feeOn-time75%
Search KLM flights
Virgin AtlanticCheapest£557Average£781FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
FinnairCheapest£586Average£714FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Air CanadaCheapest£605Average£744FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
IberiaCheapest£659Average£731FlexibilityNo cancel feeOn-time77%
Search Iberia flights
LufthansaCheapest£662Average£804FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights

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 Brighton to St. Louis?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Brighton to St. Louis. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Brighton to St. Louis for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Yes! Cheapflights helps users easily find flights from Brighton to St. Louis with no change fees.

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Not ready to book yet? You can track prices for flights from Brighton to St. Louis on Cheapflights with our Price Alert feature and get notified when better prices are available.

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