Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Brussels Bruxelles-National Airport to St. Louis from $530

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Brussels Bruxelles-National Airport to St. Louis departing on 2/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Brussels Bruxelles-National Airport to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
11:45 am - 9:12 pm
BRU
-
STL
16h 27m2 stops
American Airlines Logo
6:57 pm - 5:20 pm
STL
-
BRU
15h 23m2 stops
$609American Airlines
vie., feb. 20 - vie., feb. 27
American Airlines Logo
9:50 am - 9:15 pm
BRU
-
STL
18h 25m2 stops
American Airlines Logo
2:54 pm - 10:50 am
STL
-
BRU
12h 56m2 stops
$610American Airlines
vie., ene. 23 - mar., ene. 27
Lufthansa Logo
11:55 am - 8:23 pm
BRU
-
STL
15h 28m1 stop
Lufthansa Logo
6:45 pm - 4:15 pm
STL
-
BRU
14h 30m2 stops
$653Lufthansa
vie., feb. 20 - vie., feb. 27
Lufthansa Logo
10:10 am - 5:43 pm
BRU
-
STL
14h 33m1 stop
Lufthansa Logo
1:15 pm - 8:55 am
STL
-
BRU
12h 40m1 stop
$664Lufthansa
vie., ene. 23 - mar., ene. 27
Multiple Airlines Logo
7:00 am - 1:55 pm
BRU
-
STL
13h 55m1 stop
Multiple Airlines Logo
6:40 pm - 7:50 am
STL
-
BRU
30h 10m2 stops
$670Multiple Airlines
vie., ene. 23 - mar., ene. 27
United Airlines Logo
7:00 am - 1:55 pm
BRU
-
STL
13h 55m1 stop
United Airlines Logo
9:57 am - 8:05 am
STL
-
BRU
15h 08m2 stops
$686United Airlines
vie., ene. 23 - mar., ene. 27
United Airlines Logo
10:30 am - 7:27 pm
BRU
-
STL
15h 57m2 stops
United Airlines Logo
9:57 am - 8:05 am
STL
-
BRU
15h 08m2 stops
$691United Airlines
vie., ene. 23 - mar., ene. 27
British Airways Logo
9:20 pm - 4:14 pm
BRU
-
STL
25h 54m2 stops
British Airways Logo
12:11 pm - 1:35 pm
STL
-
BRU
18h 24m2 stops
$696British Airways
vie., ene. 23 - mar., ene. 27
United Airlines Logo
11:55 am - 12:21 pm
BRU
-
STL
31h 26m2 stops
United Airlines Logo
3:15 pm - 1:15 pm
STL
-
BRU
15h 00m2 stops
$699United Airlines
sáb., feb. 21 - sáb., feb. 28
United Airlines Logo
11:15 am - 5:00 pm
BRU
-
STL
12h 45m1 stop
United Airlines Logo
8:30 am - 7:15 am
STL
-
BRU
15h 45m1 stop
$793United Airlines
sáb., feb. 21 - sáb., feb. 28

British Airways flights from Brussels Bruxelles-National Airport to St. Louis

Our best British Airways deals on Brussels Bruxelles-National Airport to St. Louis flight tickets
British Airways
Jan 15
BRU10:15 amBrussels Bruxelles-National
19h 29m
2 stops
STL10:44 pmLambert-St Louis
Jan 22
STL2:54 pmLambert-St Louis
16h 11m
2 stops
BRU2:05 pmBrussels Bruxelles-National
$613
British Airways
Jan 23
BRU9:20 pmBrussels Bruxelles-National
25h 54m
2 stops
STL4:14 pmLambert-St Louis
Jan 27
STL12:11 pmLambert-St Louis
18h 24m
2 stops
BRU1:35 pmBrussels Bruxelles-National
$696
British Airways
Jan 11
BRU9:35 pmBrussels Bruxelles-National
25h 39m
2 stops
STL4:14 pmLambert-St Louis
Jan 15
STL12:11 pmLambert-St Louis
15h 39m
2 stops
BRU10:50 amBrussels Bruxelles-National
$1,073

United Airlines flights from Brussels Bruxelles-National Airport to St. Louis

Our best United Airlines deals on Brussels Bruxelles-National Airport to St. Louis flight tickets
United Airlines
Jan 23
BRU7:00 amBrussels Bruxelles-National
13h 55m
1 stop
STL1:55 pmLambert-St Louis
Jan 27
STL9:57 amLambert-St Louis
15h 08m
2 stops
BRU8:05 amBrussels Bruxelles-National
$686
United Airlines
Jan 23
BRU10:30 amBrussels Bruxelles-National
15h 57m
2 stops
STL7:27 pmLambert-St Louis
Jan 27
STL9:57 amLambert-St Louis
15h 08m
2 stops
BRU8:05 amBrussels Bruxelles-National
$691
United Airlines
Feb 21
BRU11:55 amBrussels Bruxelles-National
31h 26m
2 stops
STL12:21 pmLambert-St Louis
Feb 28
STL3:15 pmLambert-St Louis
15h 00m
2 stops
BRU1:15 pmBrussels Bruxelles-National
$699

momondo Fare Finder

 
Customize your flight search to find flights from Brussels Bruxelles-National Airport 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, momondo users made 832,500 searches. Data last updated enero 8, 2026.
Use the filters below to find and compare flights from Brussels Bruxelles-National Airport to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BrusselsSt. Louis

BRU - STL

BRUSTL

Brussels Bruxelles-National

vie. 2/20

11:45 am-9:12 pm

2 stops16h 27m

Lambert-St Louis

vie. 2/27

6:57 pm-5:20 pm

2 stops15h 23m

$609

BrusselsSt. Louis

BRU - STL

BRUSTL

Brussels Bruxelles-National

vie. 1/23

9:50 am-9:15 pm

2 stops18h 25m

Lambert-St Louis

mar. 1/27

2:54 pm-10:50 am

2 stops12h 56m

$610

BrusselsSt. Louis

BRU - STL

BRUSTL

Brussels Bruxelles-National

vie. 2/20

11:55 am-8:23 pm

1 stop15h 28m

Lambert-St Louis

vie. 2/27

6:45 pm-4:15 pm

2 stops14h 30m

$653

BrusselsSt. Louis

BRU - STL

BRUSTL

Brussels Bruxelles-National

vie. 1/23

10:10 am-5:43 pm

1 stop14h 33m

Lambert-St Louis

mar. 1/27

1:15 pm-8:55 am

1 stop12h 40m

$664

BrusselsSt. Louis

BRU - STL

BRUSTL

Brussels Bruxelles-National

vie. 1/23

7:00 am-1:55 pm

1 stop13h 55m

Lambert-St Louis

mar. 1/27

6:40 pm-7:50 am

2 stops30h 10m

$670

BrusselsSt. Louis

BRU - STL

BRUSTL

Brussels Bruxelles-National

vie. 1/23

7:00 am-1:55 pm

1 stop13h 55m

Lambert-St Louis

mar. 1/27

9:57 am-8:05 am

2 stops15h 08m

$686

BrusselsSt. Louis

BRU - STL

BRUSTL

Brussels Bruxelles-National

vie. 1/23

10:30 am-7:27 pm

2 stops15h 57m

Lambert-St Louis

mar. 1/27

9:57 am-8:05 am

2 stops15h 08m

$691

BrusselsSt. Louis

BRU - STL

BRUSTL

Brussels Bruxelles-National

vie. 1/23

9:20 pm-4:14 pm

2 stops25h 54m

Lambert-St Louis

mar. 1/27

12:11 pm-1:35 pm

2 stops18h 24m

$696

BrusselsSt. Louis

BRU - STL

BRUSTL

Brussels Bruxelles-National

sáb. 2/21

11:55 am-12:21 pm

2 stops31h 26m

Lambert-St Louis

sáb. 2/28

3:15 pm-1:15 pm

2 stops15h 00m

$699

BrusselsSt. Louis

BRU - STL

BRUSTL

Brussels Bruxelles-National

sáb. 2/21

11:15 am-5:00 pm

1 stop12h 45m

Lambert-St Louis

sáb. 2/28

8:30 am-7:15 am

1 stop15h 45m

$793

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to St. Louis from

How to get the cheapest flight ticket from Brussels Bruxelles-National Airport to St. Louis

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on Brussels Bruxelles-National Airport to St. Louis flights?

You could potentially save up to 21% on your flight if you consider stops on a Brussels Bruxelles-National Airport to St. Louis flight.

When to book flights from Brussels Bruxelles-National Airport to St. Louis

Are you open to changing your travel dates? Check out the ideal times to fly from Brussels Bruxelles-National Airport to St. Louis according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Brussels Bruxelles-National Airport to St. Louis (BRU to STL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Brussels Bruxelles-National Airport to St. Louis

Fastest flight time

18h 22m

Direct flights

None
The fastest flight from Brussels Bruxelles-National Airport to St. Louis takes 18h 22m
There are no direct flights from Brussels Bruxelles-National Airport to St. Louis. There are no popular flight routes from Brussels Bruxelles-National Airport to St. Louis.
Search flight deals

  • How far is Brussels Bruxelles-National to Lambert-St Louis by plane?

    Brussels Bruxelles-National and Lambert-St Louis are 4393.0 mi apart from one another. Flights usually cover this in 18h 22m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Brussels Bruxelles-National Airport to Lambert-St Louis Airport?

    Prices for flights from Brussels Bruxelles-National Airport to Lambert-St Louis Airport refresh daily.

  • How many operators does momondo search for flights from Brussels Bruxelles-National Airport to Lambert-St Louis Airport?

  • How old do you have to be to fly from Brussels Bruxelles-National Airport to Lambert-St Louis Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Brussels Bruxelles-National Airport to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The required travel and health documents for your Lambert-St Louis Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Lambert-St Louis Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Brussels Bruxelles-National Airport to St. Louis?

Best airlines flying from Brussels Bruxelles-National Airport to St. Louis

Compare and see reviews for airlines that fly from Brussels Bruxelles-National Airport to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $652Free CancellationRating
7.4
9,139 reviews
Search United Airlines flights

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Hermann
Fairview Heights
O'Fallon
Maryland Heights
Florissant
Fenton
Collinsville
St. Peters
Wentzville
Alton
Farmington
Clayton
Eureka
Festus
Edwardsville
Glencoe
Litchfield
Shrewsbury

Why use momondo?

Why should I use momondo to find a flight deal from Brussels to St. Louis?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Brussels to St. Louis. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Brussels to St. Louis with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to St. Louis from Brussels with this policy.

How can momondo help me find flights from Brussels to St. Louis?

Once all potential Brussels to St. Louis flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Brussels to St. Louis right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Brussels to St. Louis flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your St. Louis trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
sáb. 2/7
sáb. 2/14
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States