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Cheap flights from Belgium to St. Louis from $486

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Belgium to St. Louis

Recent round-trip flight deals from Belgium to St. Louis

Enter your travel dates to find the best prices.
Air Canada Logo
9:10 am - 8:20 pmBRU  Brussels Bruxelles-National-STL Lambert-St Louis
18h 10m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl
Air Canada Logo
12:10 pm - 7:10 amSTL  Lambert-St Louis-BRU Brussels Bruxelles-National
12h 00m1 stop Montreal Pierre Elliott Trudeau Intl
$775Air Canada
Mon, Sep 28 - Sun, Oct 4
Air Canada Logo
9:55 am - 8:20 pmBRU  Brussels Bruxelles-National-STL Lambert-St Louis
17h 25m1 stop Toronto Pearson Intl
Air Canada Logo
12:10 pm - 7:10 amSTL  Lambert-St Louis-BRU Brussels Bruxelles-National
12h 00m1 stop Montreal Pierre Elliott Trudeau Intl
$776Air Canada
Mon, Sep 28 - Sun, Oct 4
Air Canada Logo
9:10 am - 8:20 pmBRU  Brussels Bruxelles-National-STL Lambert-St Louis
18h 10m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl
Air Canada Logo
8:55 am - 7:10 amSTL  Lambert-St Louis-BRU Brussels Bruxelles-National
15h 15m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl
$778Air Canada
Mon, Sep 28 - Sun, Oct 4
American Airlines Logo
10:50 am - 8:44 pmBRU  Brussels Bruxelles-National-STL Lambert-St Louis
16h 54m2 stops London Heathrow Chicago O'Hare Intl
American Airlines Logo
1:06 pm - 2:25 pmSTL  Lambert-St Louis-BRU Brussels Bruxelles-National
18h 19m2 stops Chicago O'Hare Intl London Heathrow
$780American Airlines
Thu, Oct 1 - Mon, Oct 5
American Airlines Logo
10:50 am - 11:43 pmBRU  Brussels Bruxelles-National-STL Lambert-St Louis
19h 53m2 stops London Heathrow Dallas/Fort Worth
American Airlines Logo
3:20 pm - 2:25 pmSTL  Lambert-St Louis-BRU Brussels Bruxelles-National
16h 05m2 stops Dallas/Fort Worth London Heathrow
$781American Airlines
Thu, Oct 1 - Mon, Oct 5
American Airlines Logo
3:50 pm - 5:30 pmBRU  Brussels Bruxelles-National-STL Lambert-St Louis
32h 40m2 stops London Heathrow Charlotte Douglas
American Airlines Logo
4:21 pm - 7:10 pmSTL  Lambert-St Louis-BRU Brussels Bruxelles-National
19h 49m2 stops Charlotte Douglas London Heathrow
$781American Airlines
Thu, Oct 1 - Mon, Oct 5
American Airlines Logo
10:50 am - 8:44 pmBRU  Brussels Bruxelles-National-STL Lambert-St Louis
16h 54m2 stops London Heathrow Chicago O'Hare Intl
American Airlines Logo
1:06 pm - 2:25 pmSTL  Lambert-St Louis-BRU Brussels Bruxelles-National
18h 19m2 stops Chicago O'Hare Intl London Heathrow
$782American Airlines
Thu, Oct 1 - Mon, Oct 5
Multiple Airlines Logo
6:20 am - 1:25 pmBRU  Brussels Bruxelles-National-STL Lambert-St Louis
14h 05m1 stop Frankfurt am Main
Multiple Airlines Logo
12:10 pm - 1:15 pmSTL  Lambert-St Louis-BRU Brussels Bruxelles-National
18h 05m2 stops Montreal Pierre Elliott Trudeau Intl London Heathrow
$788Multiple Airlines
Fri, Oct 9 - Tue, Oct 13
United Airlines Logo
6:20 am - 1:25 pmBRU  Brussels Bruxelles-National-STL Lambert-St Louis
14h 05m1 stop Frankfurt am Main
United Airlines Logo
8:30 am - 7:25 amSTL  Lambert-St Louis-BRU Brussels Bruxelles-National
15h 55m1 stop Washington, D.C. Dulles Intl
$802United Airlines
Mon, Sep 28 - Sun, Oct 4
United Airlines Logo
6:20 am - 2:17 pmBRU  Brussels Bruxelles-National-STL Lambert-St Louis
14h 57m2 stops Frankfurt am Main Chicago O'Hare Intl
United Airlines Logo
1:29 pm - 9:00 amSTL  Lambert-St Louis-BRU Brussels Bruxelles-National
12h 31m1 stop Chicago O'Hare Intl
$806United Airlines
Thu, Oct 1 - Mon, Oct 5

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Air Canada flights from Belgium to St. Louis

Our best Air Canada deals on Belgium to St. Louis flight tickets
Air Canada
Sep 28
BRU9:10 amBrussels Bruxelles-National
18h 10m
2 stops
STL8:20 pmLambert-St Louis
Oct 4
STL12:10 pmLambert-St Louis
12h 00m
1 stop
BRU7:10 amBrussels Bruxelles-National
$775
Air Canada
Sep 28
BRU9:55 amBrussels Bruxelles-National
17h 25m
1 stop
STL8:20 pmLambert-St Louis
Oct 4
STL12:10 pmLambert-St Louis
12h 00m
1 stop
BRU7:10 amBrussels Bruxelles-National
$776
Air Canada
Sep 28
BRU9:10 amBrussels Bruxelles-National
18h 10m
2 stops
STL8:20 pmLambert-St Louis
Oct 4
STL8:55 amLambert-St Louis
15h 15m
2 stops
BRU7:10 amBrussels Bruxelles-National
$778

American Airlines flights from Belgium to St. Louis

Our best American Airlines deals on Belgium to St. Louis flight tickets
American Airlines
Oct 1
BRU10:50 amBrussels Bruxelles-National
16h 54m
2 stops
STL8:44 pmLambert-St Louis
Oct 5
STL1:06 pmLambert-St Louis
18h 19m
2 stops
BRU2:25 pmBrussels Bruxelles-National
$780
American Airlines
Oct 1
BRU3:50 pmBrussels Bruxelles-National
32h 40m
2 stops
STL5:30 pmLambert-St Louis
Oct 5
STL4:21 pmLambert-St Louis
19h 49m
2 stops
BRU7:10 pmBrussels Bruxelles-National
$781
American Airlines
Oct 1
BRU10:50 amBrussels Bruxelles-National
16h 54m
2 stops
STL8:44 pmLambert-St Louis
Oct 5
STL1:06 pmLambert-St Louis
18h 19m
2 stops
BRU2:25 pmBrussels Bruxelles-National
$782

momondo Fare Finder

 
Use the filters below to find and compare flights from Belgium to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BrusselsSt. Louis

BRU Brussels Bruxelles-National - STL Lambert-St Louis

BRUSTL

Brussels Bruxelles-National

Mon 9/28

9:10 am-8:20 pm

2 stops18h 10m

Lambert-St Louis

Sun 10/4

12:10 pm-7:10 am

1 stop12h 00m

$775

BrusselsSt. Louis

BRU Brussels Bruxelles-National - STL Lambert-St Louis

BRUSTL

Brussels Bruxelles-National

Mon 9/28

9:55 am-8:20 pm

1 stop17h 25m

Lambert-St Louis

Sun 10/4

12:10 pm-7:10 am

1 stop12h 00m

$776

BrusselsSt. Louis

BRU Brussels Bruxelles-National - STL Lambert-St Louis

BRUSTL

Brussels Bruxelles-National

Mon 9/28

9:10 am-8:20 pm

2 stops18h 10m

Lambert-St Louis

Sun 10/4

8:55 am-7:10 am

2 stops15h 15m

$778

BrusselsSt. Louis

BRU Brussels Bruxelles-National - STL Lambert-St Louis

BRUSTL

Brussels Bruxelles-National

Thu 10/1

10:50 am-8:44 pm

2 stops16h 54m

Lambert-St Louis

Mon 10/5

1:06 pm-2:25 pm

2 stops18h 19m

$780

BrusselsSt. Louis

BRU Brussels Bruxelles-National - STL Lambert-St Louis

BRUSTL

Brussels Bruxelles-National

Thu 10/1

10:50 am-11:43 pm

2 stops19h 53m

Lambert-St Louis

Mon 10/5

3:20 pm-2:25 pm

2 stops16h 05m

$781

BrusselsSt. Louis

BRU Brussels Bruxelles-National - STL Lambert-St Louis

BRUSTL

Brussels Bruxelles-National

Thu 10/1

3:50 pm-5:30 pm

2 stops32h 40m

Lambert-St Louis

Mon 10/5

4:21 pm-7:10 pm

2 stops19h 49m

$781

BrusselsSt. Louis

BRU Brussels Bruxelles-National - STL Lambert-St Louis

BRUSTL

Brussels Bruxelles-National

Thu 10/1

10:50 am-8:44 pm

2 stops16h 54m

Lambert-St Louis

Mon 10/5

1:06 pm-2:25 pm

2 stops18h 19m

$782

BrusselsSt. Louis

BRU Brussels Bruxelles-National - STL Lambert-St Louis

BRUSTL

Brussels Bruxelles-National

Fri 10/9

6:20 am-1:25 pm

1 stop14h 05m

Lambert-St Louis

Tue 10/13

12:10 pm-1:15 pm

2 stops18h 05m

$788

BrusselsSt. Louis

BRU Brussels Bruxelles-National - STL Lambert-St Louis

BRUSTL

Brussels Bruxelles-National

Mon 9/28

6:20 am-1:25 pm

1 stop14h 05m

Lambert-St Louis

Sun 10/4

8:30 am-7:25 am

1 stop15h 55m

$802
Quickest round-trip

BrusselsSt. Louis

BRU Brussels Bruxelles-National - STL Lambert-St Louis

BRUSTL

Brussels Bruxelles-National

Thu 10/1

6:20 am-2:17 pm

2 stops14h 57m

Lambert-St Louis

Mon 10/5

1:29 pm-9:00 am

1 stop12h 31m

$806

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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See travel insights to St. Louis from

How to get the cheapest flight ticket from Belgium 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

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

In general, February is the cheapest month to fly from Belgium to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. The month of March is another great option to travel to St. Louis, with average flight prices from Belgium averaging around $662.

Can stopping save me money on Belgium to St. Louis flights?

You could potentially save up to 41% on your flight if you consider stops on a Belgium to St. Louis flight.

Cheap Belgium to St. Louis flight deals and tips

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

Best Price Found

$486

Fastest flight time

14h 57m

Direct flights

None
The best one-way flight to St. Louis from Belgium in the past 72 hours is $486. The best round-trip flight deal from Belgium to St. Louis found on momondo in the last 72 hours is $775.
The fastest flight from Belgium to St. Louis takes 14h 57m
There are no direct flights from Belgium to St. Louis. There are no popular flight routes from Belgium to St. Louis.
Search flight deals

Frequently asked questions about flying from Belgium to St. Louis

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

    Prices for flights from Belgium to Lambert-St Louis Airport are updated daily.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Belgium 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.

Best airlines flying from Belgium to St. Louis

Compare and see reviews for airlines that fly from Belgium to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $662Free CancellationRating
7.4
10,214 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
Fairview Heights
St. Peters
Maryland Heights
Alton
Collinsville
Florissant
Hermann
Clayton
O'Fallon
Farmington
Fenton
Festus
Edwardsville
Wentzville
Eureka
Litchfield
Grafton
Waterloo

Why use momondo?

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

It is quick and easy to find Belgium to St. Louis flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to St. Louis that suits you.

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

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

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

momondo helps you find the best flight between Belgium and St. Louis by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to St. Louis from Belgium are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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