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Cheap flights from St. Louis to Brussels from $462

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Brussels departing on 9/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Easily compare round-trip flights from St. Louis to Brussels

Below you can see the best fares for your round-trip flight route over the next six months. All fares were found on momondo this week. Browse the quickest and cheapest flights from St. Louis to Brussels by changing tabs
Multiple Airlines
Oct 8
STL7:10 amLambert-St Louis
25h 10m
2 stops
BRU3:20 pmBrussels Bruxelles-National
Oct 22
BRU10:30 amBrussels Bruxelles-National
20h 05m
2 stops
STL11:35 pmLambert-St Louis
Air Canada
Aug 21
STL12:00 pmLambert-St Louis
11h 20m
1 stop
BRU6:20 amBrussels Bruxelles-National
Aug 28
BRU10:00 amBrussels Bruxelles-National
18h 05m
1 stop
STL9:05 pmLambert-St Louis
United Airlines
May 24
STL11:38 amLambert-St Louis
14h 22m
1 stop
BRU9:00 amBrussels Bruxelles-National
May 31
BRU10:15 amBrussels Bruxelles-National
18h 32m
1 stop
STL9:47 pmLambert-St Louis
Multiple Airlines
Aug 21
STL11:51 amLambert-St Louis
24h 59m
2 stops
BRU7:50 pmBrussels Bruxelles-National
Aug 28
BRU10:30 amBrussels Bruxelles-National
20h 09m
2 stops
STL11:39 pmLambert-St Louis
Air Canada
Aug 21
STL12:00 pmLambert-St Louis
11h 20m
1 stop
BRU6:20 amBrussels Bruxelles-National
Aug 28
BRU10:00 amBrussels Bruxelles-National
17h 01m
2 stops
STL8:01 pmLambert-St Louis
Air Canada
Oct 8
STL12:00 pmLambert-St Louis
11h 20m
1 stop
BRU6:20 amBrussels Bruxelles-National
Oct 22
BRU10:00 amBrussels Bruxelles-National
18h 05m
1 stop
STL9:05 pmLambert-St Louis

Find the cheapest one-way flights from St. Louis to Brussels

If you're looking for one-way flights from St. Louis to Brussels, view some of our deals below provided by Air Canada and United Airlines
Multiple Airlines
Sep 3
STL2:35 pmLambert-St Louis
24h 00m
3 stops
BRU9:35 pmBrussels Bruxelles-National
United Airlines
Sep 3
STL6:34 amLambert-St Louis
17h 41m
2 stops
BRU7:15 amBrussels Bruxelles-National
Air Canada
Jul 20
STL5:30 pmLambert-St Louis
29h 50m
2 stops
BRU6:20 amBrussels Bruxelles-National

Best airlines flying from St. Louis to Brussels

Compare and see reviews for airlines that fly from St. Louis to Brussels with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $604Free CancellationRating
6.8
6,924 reviews
Search British Airways flights
DeltaPriceFrom $696Free CancellationRating
8.0
10,975 reviews
Search Delta flights
United AirlinesPriceFrom $727Free CancellationRating
7.4
11,255 reviews
Search United Airlines flights
Air CanadaPriceFrom $856Free CancellationRating
7.0
6,857 reviews
Search Air Canada flights

Air Canada flights from St. Louis to Brussels

Our best Air Canada deals on St. Louis to Brussels flight tickets
Air Canada
Aug 21
STL12:00 pmLambert-St Louis
11h 20m
1 stop
BRU6:20 amBrussels Bruxelles-National
Aug 28
BRU10:00 amBrussels Bruxelles-National
18h 05m
1 stop
STL9:05 pmLambert-St Louis
Air Canada
Aug 21
STL12:00 pmLambert-St Louis
11h 20m
1 stop
BRU6:20 amBrussels Bruxelles-National
Aug 28
BRU10:00 amBrussels Bruxelles-National
17h 01m
2 stops
STL8:01 pmLambert-St Louis
Air Canada
Oct 8
STL12:00 pmLambert-St Louis
11h 20m
1 stop
BRU6:20 amBrussels Bruxelles-National
Oct 22
BRU10:00 amBrussels Bruxelles-National
18h 05m
1 stop
STL9:05 pmLambert-St Louis

How to get the cheapest flight ticket from St. Louis to Brussels

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

What is the cheapest month to fly from St. Louis to Brussels?

January. The cheapest time of year to fly to Brussels from St. Louis is January. Most expensive is August

What is the cheapest day to depart St. Louis for Brussels?

Tuesday. The cheapest day of the week is typically Tuesday. The most expensive is typically Monday

When is the cheapest time to fly from St. Louis to Brussels?

In the afternoon. St. Louis to Brussels flights are approximately 29% more expensive at noon than in the afternoon

What is the cheapest airline that flies to Brussels from St. Louis?

British Airways. Air Canada, British Airways, and Delta are the most popular carriers operating from St. Louis to Brussels

What is the cheapest St. Louis to Brussels flight route?

Lambert-St Louis - Brussels Bruxelles-National. Fly from Lambert-St Louis to Brussels Bruxelles-National for the best St. Louis - Brussels flight prices

Cheap St. Louis to Brussels flight deals and tips

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

Best Price Found

$462

Fastest flight time

11h 20m

Direct flights

None

Airports in Brussels

2 airports
The best one-way flight to Brussels from St. Louis in the past 72 hours is $462. The best round-trip flight deal from St. Louis to Brussels found on momondo in the last 72 hours is $581.
The fastest flight from St. Louis to Brussels takes 11h 20m
There are no direct flights from St. Louis to Brussels. Popular non-direct routes for this connection are Lambert-St Louis Airport - Brussels Bruxelles-National Airport and Lambert-St Louis Airport - Charleroi Brussels Airport.
There are 2 airports near Brussels: Brussels Bruxelles-National (BRU), Charleroi Brussels (CRL)

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

    There are 4389.6 mi between Lambert-St Louis and Brussels. By plane, this route typically takes 11h 20m.

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

    Prices for flights from Lambert-St Louis Airport to Brussels are refreshed on a daily basis.

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

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

    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 Lambert-St Louis Airport to Brussels.

  • What documentation or ID do you need to fly to Brussels?

    The travel and health documents required for your trip to Brussels can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Brussels. We always recommend checking with your airline or a trusted third party such as IATA to get advice.


Why use momondo?

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

Finding the right flight to Brussels from St. Louis is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Brussels quick and easy, saving you time and money.

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

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

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from St. Louis to Brussels.

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

If you are simply researching potential flights to Brussels, momondo offers a useful price alert feature which will track prices for flights to Brussels from St. Louis and alert you when they change.


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Tue 4/30
Tue 5/7
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Find better results for your stay in Belgium

Fly into one of these airports located in Brussels
Airports listed have a maximum distance of 27.4 mi from Brussels