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Cheap flights from St. Louis to Belgium from $773

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Belgium departing on 5/12. 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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Find the cheapest flights from St. Louis to Belgium

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from St. Louis to Belgium.
 Logo
1:30 pm - 8:05 amSTL-BRU
11h 35m1 stop
 Logo
4:25 pm - 3:30 pmBRU-STL
30h 05m2 stops
Mon, May 12 - Mon, May 26
British Airways Logo
7:19 pm - 7:35 pmSTL-BRU
17h 16m2 stops
British Airways Logo
9:15 pm - 3:21 pmBRU-STL
25h 06m2 stops
$774British Airways
Find Deal
Mon, May 12 - Mon, May 26
United Airlines Logo
5:29 pm - 9:00 amSTL-BRU
32h 31m1 stop
United Airlines Logo
9:40 am - 12:36 pmBRU-STL
33h 56m1 stop
$789United Airlines
Find Deal
Mon, May 12 - Mon, May 26
Air Canada Logo
1:30 pm - 1:15 pmSTL-BRU
16h 45m2 stops
Air Canada Logo
10:00 am - 8:00 pmBRU-STL
17h 00m1 stop
$878Air Canada
Find Deal
Wed, Jul 30 - Thu, Aug 7
Air Canada Logo
9:15 am - 7:50 amSTL-BRU
15h 35m1 stop
Air Canada Logo
10:00 am - 8:00 pmBRU-STL
17h 00m1 stop
$881Air Canada
Find Deal
Wed, Jul 30 - Thu, Aug 7
United Airlines Logo
5:00 am - 9:00 amSTL-BRU
21h 00m1 stop
United Airlines Logo
9:40 am - 7:40 pmBRU-STL
17h 00m1 stop
$886United Airlines
Find Deal
Wed, Jul 30 - Thu, Aug 7
Air Canada Logo
1:30 pm - 1:15 pmSTL-BRU
16h 45m2 stops
Air Canada Logo
10:00 am - 9:35 pmBRU-STL
18h 35m2 stops
$888Air Canada
Find Deal
Wed, Jul 30 - Fri, Aug 8
Delta Logo
10:45 am - 8:40 amSTL-BRU
14h 55m2 stops
Delta Logo
6:10 am - 4:45 pmBRU-STL
17h 35m2 stops
$918Delta
Find Deal
Wed, Jul 30 - Wed, Aug 6
Scandinavian Airlines Logo
1:30 pm - 1:50 pmSTL-BRU
17h 20m2 stops
Scandinavian Airlines Logo
8:30 pm - 11:39 pmBRU-STL
34h 09m2 stops
$1,228Scandinavian Airlines
Find Deal
Thu, Jul 31 - Thu, Aug 7
Scandinavian Airlines Logo
3:30 pm - 1:40 pmSTL-BRU
15h 10m2 stops
Scandinavian Airlines Logo
10:20 am - 11:39 pmBRU-STL
20h 19m2 stops
$1,306Scandinavian Airlines
Find Deal
Fri, Aug 1 - Thu, Aug 7

Air Canada flights from St. Louis to Belgium

Our best Air Canada deals on St. Louis to Belgium flight tickets
Air Canada
Jul 30
STL1:30 pmLambert-St Louis
16h 45m
2 stops
BRU1:15 pmBrussels Bruxelles-National
Aug 7
BRU10:00 amBrussels Bruxelles-National
17h 00m
1 stop
STL8:00 pmLambert-St Louis
Air Canada
Jul 30
STL9:15 amLambert-St Louis
15h 35m
1 stop
BRU7:50 amBrussels Bruxelles-National
Aug 7
BRU10:00 amBrussels Bruxelles-National
17h 00m
1 stop
STL8:00 pmLambert-St Louis
Air Canada
Jul 30
STL1:30 pmLambert-St Louis
16h 45m
2 stops
BRU1:15 pmBrussels Bruxelles-National
Aug 8
BRU10:00 amBrussels Bruxelles-National
18h 35m
2 stops
STL9:35 pmLambert-St Louis

Scandinavian Airlines flights from St. Louis to Belgium

Our best Scandinavian Airlines deals on St. Louis to Belgium flight tickets
Scandinavian Airlines
Jul 31
STL1:30 pmLambert-St Louis
17h 20m
2 stops
BRU1:50 pmBrussels Bruxelles-National
Aug 7
BRU8:30 pmBrussels Bruxelles-National
34h 09m
2 stops
STL11:39 pmLambert-St Louis
Scandinavian Airlines
Aug 1
STL3:30 pmLambert-St Louis
15h 10m
2 stops
BRU1:40 pmBrussels Bruxelles-National
Aug 7
BRU10:20 amBrussels Bruxelles-National
20h 19m
2 stops
STL11:39 pmLambert-St Louis
Scandinavian Airlines
Jul 31
STL1:30 pmLambert-St Louis
17h 20m
2 stops
BRU1:50 pmBrussels Bruxelles-National
Aug 8
BRU10:20 amBrussels Bruxelles-National
20h 19m
2 stops
STL11:39 pmLambert-St Louis

See travel insights to Belgium from

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

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 to Belgium?

In general, February is the cheapest month to fly from St. Louis to Belgium. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $690. If you are unable to visit Belgium during the month of February, then departing from St. Louis during the month March is also very affordable. Most momondo users find prices during this month for around $725.

What is the cheapest day to depart on your flight to Belgium?

Our data shows that Friday is the least expensive day to fly to Belgium. Tickets to fly out on this day can be as low as $1,035. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around $1,431. These prices are subject to change though, so be sure to set up a Price Alert for flights to Belgium.

What is the cheapest time of day to depart on your flight to Belgium?

Our most recent data shows that the best time of day to fly to Belgium is in the afternoon. Flights from St. Louis to Belgium during this time can be as low as $1,088. Flights to Belgium are more costly at noon, with an average ticket price of $1,420. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

Cheap St. Louis to Belgium flight deals and tips

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

Best Price Found

$1,512

Fastest flight time

10h 20m

Direct flights

None

Airports in Belgium

2 airports
The best one-way flight to Belgium from St. Louis in the past 72 hours is $1,512. The best round-trip flight deal from St. Louis to Belgium found on momondo in the last 72 hours is $773.
The fastest flight from St. Louis to Belgium takes 10h 20m
There are no direct flights from St. Louis to Belgium. 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 Belgium: Brussels Bruxelles-National (BRU), Charleroi Brussels (CRL)

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

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

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

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

    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 Belgium.

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

    The travel and health documents required for your trip to Belgium 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 Belgium. We always recommend checking with your airline or a trusted third party such as IATA to get advice.


Best airlines flying from St. Louis to Belgium

Compare and see reviews for airlines that fly from St. Louis to Belgium with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $578Free CancellationRating
7.4
8,685 reviews
Search United Airlines flights

Why use momondo?

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

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

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

Flights from St. Louis to Belgium with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once all potential St. Louis to Belgium 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 St. Louis to Belgium right now. Can momondo alert me if prices change?

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


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