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$396+ Cheap flights from Missouri to Belgium

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/15. Fares are subject to change and may not be available on all flights or dates of travel.
STL — BRU
Feb 10 — Feb 171
Tue 2/10
Tue 2/17
1 adult, Economy
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Cheap flight deals from Missouri to Belgium

Keep the following information in mind while searching for Missouri to Belgium flight deals. Data was last updated January 11, 2026.

Round-trip from

$438
(United Airlines)

One-way from

$396
(United Airlines)

Popular in

December

Cheapest in

February

Average price

$659
From Missouri to Belgium
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One-way flight from Missouri to Belgium
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Highest demand for flights based on searches. 24% potential increase in price ($304 potential increase over avg. RT price).
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Cheapest flight prices on average. 14% potential price decrease ($115 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from Missouri to Belgium

Cheapest flights from Missouri to Belgium
Explore the most affordable flight options available from Missouri to Belgium. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 11, 2026.

This United Airlines deal was found by Cheapflights users on 1/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/188:30 amSTL - BRU
1 stop16h 45mUnited Airlines
Wed 3/2510:00 amBRU - STL
2 stops34h 42mUnited Airlines
Deal found 1/9$438
This United Airlines deal was found by Cheapflights users on 1/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/2410:24 amMCI - BRU
1 stop15h 31mUnited Airlines
Tue 3/310:00 amBRU - MCI
2 stops36h 04mUnited Airlines
Deal found 1/10$438
This United Airlines deal was found by Cheapflights users on 1/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1112:15 pmSTL - BRU
1 stop13h 00mUnited Airlines
Wed 3/1810:00 amBRU - STL
2 stops37h 59mUnited Airlines
Deal found 1/8$439
This United Airlines deal was found by Cheapflights users on 1/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/2411:32 amMCI - BRU
1 stop14h 23mUnited Airlines
Fri 3/610:00 amBRU - MCI
2 stops35h 26mUnited Airlines
Deal found 1/8$439
This FlightHub deal was found by Cheapflights users on 1/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/186:25 amSTL - BRU
2 stops19h 25mAir Canada
Wed 3/2510:00 amBRU - STL
2 stops34h 42mAir Canada
Deal found 1/9$442
This FlightHub deal was found by Cheapflights users on 1/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/249:12 amMCI - BRU
2 stops15h 38mAir Canada
Fri 3/610:00 amBRU - MCI
2 stops33h 19mAir Canada
Deal found 1/8$442
This Mytrip deal was found by Cheapflights users on 1/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/249:55 amSTL - BRU
2 stops38h 55mAir Canada
Tue 3/310:00 amBRU - STL
2 stops18h 05mAir Canada
Deal found 1/10$456
This United Airlines deal was found by Cheapflights users on 1/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/2412:15 pmSTL - BRU
1 stop12h 00mUnited Airlines
Tue 3/311:55 amBRU - STL
1 stop15h 28mUnited Airlines
Deal found 1/10$458
This United Airlines deal was found by Cheapflights users on 1/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/410:10 amSTL - BRU
1 stop15h 45mUnited Airlines
Wed 2/1110:10 amBRU - STL
1 stop12h 53mUnited Airlines
Deal found 1/9$459
This oojo deal was found by Cheapflights users on 1/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/244:32 pmSGF - BRU
2 stops17h 28mBritish Airways
Tue 3/39:45 pmBRU - SGF
2 stops26h 50mBritish Airways
Deal found 1/10$459
This United Airlines deal was found by Cheapflights users on 1/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/278:00 amMCI - BRU
2 stops22h 15mUnited Airlines
Fri 3/610:00 amBRU - MCI
2 stops35h 26mUnited Airlines
Deal found 1/10$460
This United Airlines deal was found by Cheapflights users on 1/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/2011:20 amSTL - BRU
1 stop14h 35mUnited Airlines
Tue 1/2711:55 amBRU - STL
2 stops19h 04mUnited Airlines
Deal found 1/10$463

Cheapflights Fare Finder

 
Customize your flight search to find flights from Missouri to Belgium 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, Cheapflights users made 2,558,603 searches. Data last updated January 11, 2026.
Use the filters below to find and compare flights from Missouri to Belgium that are best for you.

Fly from

Missouri

Fly to

Belgium

Route

Depart

Return

Price

St. LouisBrussels

STL - BRU

STLBRU

Lambert-St Louis

Wed 3/18

8:30 am-7:15 am

1 stop16h 45m

Brussels Bruxelles-National

Wed 3/25

10:00 am-2:42 pm

2 stops34h 42m

$438

Kansas CityBrussels

MCI - BRU

MCIBRU

Kansas City

Wed 2/25

11:32 am-8:55 am

1 stop14h 23m

Brussels Bruxelles-National

Wed 3/4

10:00 am-2:20 pm

2 stops35h 20m

$438

Kansas CityBrussels

MCI - BRU

MCIBRU

Kansas City

Tue 2/24

10:24 am-8:55 am

1 stop15h 31m

Brussels Bruxelles-National

Tue 3/3

10:00 am-3:04 pm

2 stops36h 04m

$438

Kansas CityBrussels

MCI - BRU

MCIBRU

Kansas City

Tue 2/24

11:32 am-8:55 am

1 stop14h 23m

Brussels Bruxelles-National

Fri 3/6

10:00 am-2:26 pm

2 stops35h 26m

$439

St. LouisBrussels

STL - BRU

STLBRU

Lambert-St Louis

Tue 2/24

12:15 pm-7:15 am

1 stop12h 00m

Brussels Bruxelles-National

Tue 3/3

11:55 am-8:23 pm

1 stop15h 28m

$458

St. LouisBrussels

STL - BRU

STLBRU

Lambert-St Louis

Wed 3/4

6:18 pm-4:20 pm

2 stops15h 02m

Brussels Bruxelles-National

Wed 3/11

10:25 am-11:04 pm

2 stops18h 39m

$459

SpringfieldBrussels

SGF - BRU

SGFBRU

Springfield-Branson

Wed 2/25

4:34 pm-4:20 pm

2 stops16h 46m

Brussels Bruxelles-National

Wed 3/4

11:50 am-10:34 pm

2 stops17h 44m

$459

SpringfieldBrussels

SGF - BRU

SGFBRU

Springfield-Branson

Tue 2/24

4:32 pm-5:00 pm

2 stops17h 28m

Brussels Bruxelles-National

Tue 3/3

9:45 pm-5:35 pm

2 stops26h 50m

$459

St. LouisBrussels

STL - BRU

STLBRU

Lambert-St Louis

Wed 3/4

11:25 am-8:55 am

1 stop14h 30m

Brussels Bruxelles-National

Wed 3/11

10:15 am-5:00 pm

1 stop12h 45m

$459

Kansas CityBrussels

MCI - BRU

MCIBRU

Kansas City

Fri 2/27

8:00 am-1:15 pm

2 stops22h 15m

Brussels Bruxelles-National

Fri 3/6

10:00 am-2:26 pm

2 stops35h 26m

$460

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/10

Showing 1-10 of 29 results
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Best time to book a flight from Missouri to Belgium

Have a flexible travel schedule? Discover the best time to fly to Belgium from Missouri with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Missouri to Belgium

What is the cheapest month to book a flight from Missouri to Belgium?

Currently, April is the cheapest month in which you can book a flight from Missouri to Belgium (average of $443). Flying from Missouri to Belgium in June is currently the most expensive (average of $1,008). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Missouri to Belgium. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Missouri to Belgium?

    A quick flight from Missouri to Belgium can take about 15h 02m. United Airlines provides one of the quickest options available for as low as $459. Airlines will cover a distance of 4393 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • Can I find deals for flights from Missouri to Belgium that include hotel bookings?

    Yes. In addition to deals on Missouri to Belgium flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Missouri to Belgium?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Missouri to Belgium.

  • Can I find deals for business class flights from Missouri to Belgium?

    Yes. Cheapflights offers flight deals from Missouri to Belgium by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Missouri to Belgium?

    Currently, April is the cheapest month in which you can book a flight from Missouri to Belgium (average of $443). Flying from Missouri to Belgium in June is currently the most expensive (average of $1,008). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Missouri to Belgium

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Missouri to Belgium

Discover the top 2 airlines that operate flights from Missouri to Belgium. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$441Average$2,205FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$506Average$761FlexibilityNo cancel feeOn-time69%

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