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$635+ Cheap flights from Bruxelles-National (BRU) to St. Louis (STL)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/1. Fares are subject to change and may not be available on all flights or dates of travel.
BRU — STL
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
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Cheap flight deals from Bruxelles-National to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Bruxelles-National (BRU) to St. Louis (STL). 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 April 17, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$635
(Delta)

Popular in

November

Cheapest in

February

Average price

$910
Provider with most accurate pricing for Brussels Bruxelles-National-Lambert-St Louis flight deals.
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Provider most trusted by Cheapflights users for Brussels Bruxelles-National-Lambert-St Louis flights.
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From Brussels Bruxelles-National to Lambert-St Louis
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Highest demand for flights based on searches. 25% potential increase in price ($279 potential increase over avg. RT price).
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Cheapest flight prices on average. 13% potential price decrease ($101 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Bruxelles-National to St. Louis

Cheapest flights from Bruxelles-National to St. Louis
Explore the most affordable flight options available from Bruxelles-National to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

This Delta deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/18:00 amBRU - STL
2 stops22h 26mDelta
Sun 6/86:00 amSTL - BRU
2 stops19h 40mDelta
Deal found 4/17$635
This United Airlines deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/110:15 amBRU - STL
1 stop31h 30mUnited Airlines
Sun 6/81:30 pmSTL - BRU
1 stop11h 30mUnited Airlines
Deal found 4/17$656
This British Airways deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/17:35 pmBRU - STL
2 stops31h 48mBritish Airways
Fri 8/226:10 pmSTL - BRU
2 stops20h 05mBritish Airways
Deal found 4/17$788
This Lufthansa deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/111:15 amBRU - STL
1 stop16h 50mLufthansa
Fri 8/2212:35 pmSTL - BRU
1 stop13h 25mLufthansa
Deal found 4/17$974
This Mytrip deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/110:15 amBRU - STL
3 stops32h 55mMultiple Airlines
Sun 6/87:30 amSTL - BRU
2 stops17h 20mMultiple Airlines
Deal found 4/17$1,434

Cheapflights Fare Finder

Customize your flight search to find flights from Bruxelles-National 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 2,558,603 searches. Data last updated April 17, 2025.
Use the filters below to find and compare flights from Brussels Bruxelles-National Airport to St. Louis that are best for you.

Fly from

Bruxelles-National

Fly to

St. Louis

Route

Depart

Return

Price

BrusselsSt. Louis

BRU - STL

BRUSTL

Brussels Bruxelles-National

Sun 6/1

8:00 am-11:26 pm

2 stops22h 26m

Lambert-St Louis

Sun 6/8

6:00 am-8:40 am

2 stops19h 40m

$635

BrusselsSt. Louis

BRU - STL

BRUSTL

Brussels Bruxelles-National

Sun 6/1

12:00 pm-10:47 pm

2 stops17h 47m

Lambert-St Louis

Sun 6/8

1:30 pm-8:00 am

1 stop11h 30m

$656

BrusselsSt. Louis

BRU - STL

BRUSTL

Brussels Bruxelles-National

Fri 8/1

7:35 pm-8:23 pm

2 stops31h 48m

Lambert-St Louis

Fri 8/22

6:10 pm-9:15 pm

2 stops20h 05m

$788

BrusselsSt. Louis

BRU - STL

BRUSTL

Brussels Bruxelles-National

Fri 8/1

11:15 am-9:05 pm

1 stop16h 50m

Lambert-St Louis

Fri 8/22

12:35 pm-9:00 am

1 stop13h 25m

$974

BrusselsSt. Louis

BRU - STL

BRUSTL

Brussels Bruxelles-National

Sun 6/1

10:15 am-12:10 pm

3 stops32h 55m

Lambert-St Louis

Sun 6/8

7:30 am-7:50 am

2 stops17h 20m

$1,434

BrusselsSt. Louis

BRU - STL

BRUSTL

Brussels Bruxelles-National

Tue 7/22

3:05 pm-9:29 am

2 stops25h 24m

$676

BrusselsSt. Louis

BRU - STL

BRUSTL

Brussels Bruxelles-National

Thu 5/15

10:50 am-2:55 pm

2 stops35h 05m

$822

BrusselsSt. Louis

BRU - STL

BRUSTL

Brussels Bruxelles-National

Tue 7/22

10:15 am-10:45 pm

1 stop19h 30m

$840

BrusselsSt. Louis

BRU - STL

BRUSTL

Brussels Bruxelles-National

Thu 5/15

10:45 am-6:02 pm

1 stop14h 17m

$1,445

BrusselsSt. Louis

BRU - STL

BRUSTL

Brussels Bruxelles-National

Fri 5/16

10:00 am-7:58 pm

1 stop16h 58m

$1,620

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Compare providers for flights from Bruxelles-National 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 Bruxelles-National to St. Louis in April.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 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 Brussels Bruxelles-National Airport-St. Louis flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Brussels Bruxelles-National Airport-St. Louis flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Brussels Bruxelles-National Airport-St. Louis flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Brussels Bruxelles-National Airport-St. Louis flights, Cheapflights users trust eDreams the most. eDreams 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 Brussels Bruxelles-National 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 Bruxelles-National to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Bruxelles-National 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 Brussels Bruxelles-National Airport to St. Louis

What is the cheapest month to book a flight from Brussels Bruxelles-National Airport to St. Louis?

Currently, August is the cheapest month in which you can book a flight from Brussels Bruxelles-National Airport to St. Louis (average of $311). Flying from Brussels Bruxelles-National 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.

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

Find hourly flight availability from Bruxelles-National to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 17, 2025.

When flying from Brussels Bruxelles-National 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.

Rainfall in St. Louis by month

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

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

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 April 17, 2025.
Delta
8.0
Very good
7,916 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

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
7,916 reviews
Delta
8.0
Very good
7,916 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

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
United Airlines
7.4
Good
8,667 reviews
Delta
8.0
Very good
7,916 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

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
7,916 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

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
Air Canada
7.0
Good
9,143 reviews
Delta
8.0
Very good
7,916 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

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
Lufthansa
6.7
Okay
7,012 reviews
Delta
8.0
Very good
7,916 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

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

Find useful and relevant information for your journey from Bruxelles-National 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 Brussels Bruxelles-National?

    If you book a flight to St. Louis from Brussels Bruxelles-National, 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 Brussels Bruxelles-National to Lambert-St Louis per day from 1 airline.

  • What are the cheapest airlines flying from Brussels Bruxelles-National Airport to St. Louis round-trip?

    Cheapflights users have booked flights from Brussels Bruxelles-National Airport to St. Louis round-trip from $635. Other airlines that can offer you cheap pricing are United Airlines, from $656, and British Airways, from $788. Delta is 22% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Brussels Bruxelles-National Airport to St. Louis one-way?

    The cheapest airlines for a one-way flight from Brussels Bruxelles-National Airport to St. Louis are American Airlines ($822), Lufthansa ($840), and Delta ($1,445).

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

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

  • How can I find direct flights from Bruxelles-National to St. Louis?

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

  • Can I find deals for business class flights from Bruxelles-National to St. Louis?

    Yes. Cheapflights offers flight deals from Bruxelles-National 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 Brussels Bruxelles-National Airport to St. Louis?

    Currently, August is the cheapest month in which you can book a flight from Brussels Bruxelles-National Airport to St. Louis (average of $311). Flying from Brussels Bruxelles-National 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

Traveling to a place near Brussels Bruxelles-National Airport?

Book flights to Brussels Bruxelles-National Airport if you plan to visit one of these locations
Fenton
Maryland Heights
Fairview Heights
Collinsville
Wentzville
Eureka
St. Peters
Festus
Glencoe
Alton
Farmington
Chesterfield

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Alternative routes for Bruxelles-National to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Bruxelles-National to St. Louis

Discover the top airline that operate flights from Bruxelles-National 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 2,558,603 searches. Data last updated April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$544Average$744FlexibilityNo cancel feeOn-time70%

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