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Cheap flights from Missouri to Brussels from $576

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Missouri to Brussels departing on 10/14. 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 Missouri to Brussels

Cheap round-trip flights

Logo
9:15 am - 9:00 pmSTL-BRU
28h 45m2 stops
Logo
10:25 pm - 7:38 pmBRU-STL
28h 13m2 stops
$576
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Tue, Oct 14 - Mon, Oct 20
Logo
7:00 am - 8:05 amSTL-BRU
18h 05m1 stop
Logo
10:00 am - 2:25 pmBRU-STL
35h 25m2 stops
$583
Find Deal
Wed, Nov 12 - Thu, Nov 27
Air Canada Logo
4:05 pm - 1:15 pmSTL-BRU
38h 10m2 stops
Air Canada Logo
10:00 am - 12:28 pmBRU-STL
33h 28m2 stops
$588Air Canada
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Wed, Nov 19 - Wed, Nov 26
United Airlines Logo
11:49 am - 8:05 amSTL-BRU
13h 16m1 stop
United Airlines Logo
10:00 am - 5:39 pmBRU-STL
14h 39m2 stops
$606United Airlines
Find Deal
Wed, Nov 19 - Wed, Nov 26
Scandinavian Airlines Logo
1:30 pm - 9:40 amSTL-BRU
37h 10m2 stops
Scandinavian Airlines Logo
3:10 pm - 9:59 pmBRU-STL
37h 49m2 stops
$629Scandinavian Airlines
Find Deal
Sat, Nov 8 - Fri, Nov 14
United Airlines Logo
12:31 pm - 8:55 amSTL-BRU
13h 24m1 stop
United Airlines Logo
10:00 am - 2:25 pmBRU-STL
35h 25m2 stops
$633United Airlines
Find Deal
Fri, Nov 7 - Thu, Nov 13
Air Canada Logo
4:05 pm - 1:15 pmSTL-BRU
14h 10m2 stops
Air Canada Logo
10:00 am - 5:39 pmBRU-STL
38h 39m2 stops
$638Air Canada
Find Deal
Fri, Nov 7 - Fri, Nov 14
Scandinavian Airlines Logo
1:26 pm - 3:20 pmSTL-BRU
18h 54m2 stops
Scandinavian Airlines Logo
4:00 pm - 11:41 pmBRU-STL
38h 41m2 stops
$655Scandinavian Airlines
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Wed, Sep 24 - Wed, Oct 8
British Airways Logo
3:23 pm - 3:25 pmSTL-BRU
17h 02m2 stops
British Airways Logo
8:45 pm - 4:40 pmBRU-STL
26h 55m2 stops
$681British Airways
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Fri, Nov 14 - Mon, Nov 24
British Airways Logo
5:09 pm - 5:45 pmSTL-BRU
17h 36m2 stops
British Airways Logo
9:15 pm - 4:04 pmBRU-STL
25h 49m2 stops
$699British Airways
Find Deal
Tue, Oct 14 - Mon, Oct 20

Air Canada flights from Missouri to Brussels

Our best Air Canada deals on Missouri to Brussels flight tickets
Air Canada
Nov 19
STL4:05 pmLambert-St Louis
38h 10m
2 stops
BRU1:15 pmBrussels Bruxelles-National
Nov 26
BRU10:00 amBrussels Bruxelles-National
33h 28m
2 stops
STL12:28 pmLambert-St Louis
$588
Find similar
Air Canada
Aug 10
STL1:30 pmLambert-St Louis
11h 30m
1 stop
BRU8:00 amBrussels Bruxelles-National
Aug 26
BRU10:00 amBrussels Bruxelles-National
35h 33m
2 stops
STL2:33 pmLambert-St Louis
$628
Find similar
Air Canada
Aug 11
STL1:30 pmLambert-St Louis
16h 45m
2 stops
BRU1:15 pmBrussels Bruxelles-National
Aug 26
BRU10:00 amBrussels Bruxelles-National
36h 44m
2 stops
STL3:44 pmLambert-St Louis
$632
Find similar

United Airlines flights from Missouri to Brussels

Our best United Airlines deals on Missouri to Brussels flight tickets
United Airlines
Nov 19
STL11:49 amLambert-St Louis
13h 16m
1 stop
BRU8:05 amBrussels Bruxelles-National
Nov 26
BRU10:00 amBrussels Bruxelles-National
14h 39m
2 stops
STL5:39 pmLambert-St Louis
$606
Find similar
United Airlines
Nov 7
STL12:31 pmLambert-St Louis
13h 24m
1 stop
BRU8:55 amBrussels Bruxelles-National
Nov 13
BRU10:00 amBrussels Bruxelles-National
35h 25m
2 stops
STL2:25 pmLambert-St Louis
$633
Find similar
United Airlines
Nov 7
STL1:10 pmLambert-St Louis
11h 05m
1 stop
BRU7:15 amBrussels Bruxelles-National
Nov 14
BRU10:10 amBrussels Bruxelles-National
16h 29m
1 stop
STL7:39 pmLambert-St Louis
$656
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Missouri to Brussels 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 August 6, 2025.
Use the filters below to find and compare flights from Missouri to Brussels that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisBrussels

STL - BRU

STLBRU

Lambert-St Louis

Tue 10/14

9:15 am-9:00 pm

2 stops28h 45m

Brussels Bruxelles-National

Mon 10/20

10:25 pm-7:38 pm

2 stops28h 13m

$576

St. LouisBrussels

STL - BRU

STLBRU

Lambert-St Louis

Wed 11/12

7:00 am-8:05 am

1 stop18h 05m

Brussels Bruxelles-National

Thu 11/27

10:00 am-2:25 pm

2 stops35h 25m

$583

St. LouisBrussels

STL - BRU

STLBRU

Lambert-St Louis

Wed 11/19

4:05 pm-1:15 pm

2 stops38h 10m

Brussels Bruxelles-National

Wed 11/26

10:00 am-12:28 pm

2 stops33h 28m

$588

St. LouisBrussels

STL - BRU

STLBRU

Lambert-St Louis

Wed 11/19

11:49 am-8:05 am

1 stop13h 16m

Brussels Bruxelles-National

Wed 11/26

10:00 am-5:39 pm

2 stops14h 39m

$606

St. LouisBrussels

STL - BRU

STLBRU

Lambert-St Louis

Sat 11/8

1:30 pm-9:40 am

2 stops37h 10m

Brussels Bruxelles-National

Fri 11/14

3:10 pm-9:59 pm

2 stops37h 49m

$629

St. LouisBrussels

STL - BRU

STLBRU

Lambert-St Louis

Fri 11/7

12:31 pm-8:55 am

1 stop13h 24m

Brussels Bruxelles-National

Thu 11/13

10:00 am-2:25 pm

2 stops35h 25m

$633

St. LouisBrussels

STL - BRU

STLBRU

Lambert-St Louis

Fri 11/7

4:05 pm-1:15 pm

2 stops14h 10m

Brussels Bruxelles-National

Fri 11/14

10:00 am-5:39 pm

2 stops38h 39m

$638

St. LouisBrussels

STL - BRU

STLBRU

Lambert-St Louis

Wed 9/24

1:26 pm-3:20 pm

2 stops18h 54m

Brussels Bruxelles-National

Wed 10/8

4:00 pm-11:41 pm

2 stops38h 41m

$655

St. LouisBrussels

STL - BRU

STLBRU

Lambert-St Louis

Fri 11/14

3:23 pm-3:25 pm

2 stops17h 02m

Brussels Bruxelles-National

Mon 11/24

8:45 pm-4:40 pm

2 stops26h 55m

$681

St. LouisBrussels

STL - BRU

STLBRU

Lambert-St Louis

Tue 10/14

5:09 pm-5:45 pm

2 stops17h 36m

Brussels Bruxelles-National

Mon 10/20

9:15 pm-4:04 pm

2 stops25h 49m

$699

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Brussels from

How to get the cheapest flight ticket from Missouri 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 to Brussels?

In general, February is the cheapest month to fly from Missouri to Brussels. 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 Brussels during the month of February, then departing from Missouri 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 Brussels?

On average, the least expensive day to fly to Brussels from Missouri is on a Friday. momondo users have found tickets for Friday departures for as low as $1,035. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Monday is the most expensive day to depart from Missouri because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,431.

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

According to our data, the cheapest time of day to fly to Brussels is in the afternoon. momondo users have found flights departing from Missouri to Brussels in the afternoon for as low as $1,088. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights at noon are often more expensive with an average ticket price of $1,420.

Cheap Missouri to Brussels flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Missouri to Brussels

Best Price Found

$576

Fastest flight time

10h 37m

Direct flights

None

Airports in Brussels

1 airport
The best flight deal from Missouri to Brussels found on momondo in the last 72 hours is $576
The fastest flight from Missouri to Brussels takes 10h 37m
There are no direct flights from Missouri to Brussels. Popular non-direct route for this connection is Lambert-St Louis Airport - Brussels Bruxelles-National Airport.
There is 1 airport near Brussels: Brussels Bruxelles-National (BRU)
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  • When did momondo last update prices for flights from Missouri to Brussels?

    Prices for flights from Missouri to Brussels are refreshed on a daily basis.

  • How many operators does momondo search for flights from Missouri to Brussels?

  • How old do you have to be to fly from Missouri 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 Missouri to Brussels.

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

    The travel and health documents you'll need for your trip to Brussels may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Brussels. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Missouri to Brussels

Compare and see reviews for airlines that fly from Missouri to Brussels with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $628Free CancellationRating
7.4
8,917 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Missouri to Brussels?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Missouri to Brussels for you.

Can I find flights from Missouri to Brussels with flexible booking policies on momondo?

Flights from Missouri to Brussels 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 Missouri to Brussels?

momondo provides multiple filters to help you find the best flight to Brussels from Missouri. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Brussels from Missouri 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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Find better results for your trip to Belgium

Fly into one of these airports located in Brussels

Airports listed have a maximum distance of 27.4 mi from Brussels
Brussels Bruxelles-National Airport
Charleroi Brussels Airport