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$271+ 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 1/24. Fares are subject to change and may not be available on all flights or dates of travel.
STL — BRU
Feb 6 — Feb 131
Fri 2/6
Fri 2/13
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 7, 2026.

Round-trip from

$438
(United Airlines)

One-way from

$271
(Kiwi.com)

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 ($302 potential increase over avg. RT price).
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Cheapest flight prices on average. 13% 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 7, 2026.

This United Airlines deal was found by Cheapflights users on 1/7. 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 1/7$438
This United Airlines deal was found by Cheapflights users on 1/7. 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 3/187:40 amSTL - BRU
2 stops18h 10mUnited Airlines
Wed 3/2510:00 amBRU - STL
2 stops34h 42mUnited Airlines
Deal found 1/7$442
This FlightHub deal was found by Cheapflights users on 1/7. 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 2/248:00 amMCI - BRU
2 stops16h 50mAir Canada
Fri 3/610:00 amBRU - MCI
2 stops35h 26mAir Canada
Deal found 1/7$442
This Cheapflightsfares deal was found by Cheapflights users on 1/7. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/2011:22 amSTL - BRU
1 stop13h 43mLufthansa
Tue 1/2711:15 amBRU - STL
1 stop19h 44mLufthansa
Deal found 1/7$443
This Cheapflightsfares deal was found by Cheapflights users on 1/7. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/2411:32 amMCI - BRU
1 stop14h 23mLufthansa
Fri 3/611:55 amBRU - MCI
1 stop15h 46mLufthansa
Deal found 1/7$443
This Booking.com deal was found by Cheapflights users on 1/6. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/36:40 pmSTL - BRU
2 stops30h 10mAir Canada
Tue 2/1010:00 amBRU - STL
2 stops19h 58mAir Canada
Deal found 1/6$457
This United Airlines deal was found by Cheapflights users on 1/6. 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 2/311:20 amSTL - BRU
1 stop14h 35mUnited Airlines
Tue 2/1010:10 amBRU - STL
1 stop19h 48mUnited Airlines
Deal found 1/6$459
This oojo deal was found by Cheapflights users on 1/5. 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 2/175:15 amMCI - BRU
2 stops22h 35mBritish Airways
Fri 2/2711:45 amBRU - MCI
2 stops18h 04mBritish Airways
Deal found 1/5$459
This United Airlines deal was found by Cheapflights users on 1/7. 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 stops33h 19mUnited Airlines
Deal found 1/7$460
This United Airlines deal was found by Cheapflights users on 1/7. 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 1/209:57 amSTL - BRU
2 stops15h 08mUnited Airlines
Tue 1/2711:15 amBRU - STL
1 stop13h 03mUnited Airlines
Deal found 1/7$463
This United Airlines deal was found by Cheapflights users on 1/6. 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 1/218:30 amSTL - BRU
1 stop15h 45mUnited Airlines
Wed 2/1811:55 amBRU - STL
1 stop29h 18mUnited Airlines
Deal found 1/6$465
This FlightHub deal was found by Cheapflights users on 1/6. 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.
Sat 1/244:05 pmSTL - BRU
2 stops32h 45mAir Canada
Tue 2/1710:00 amBRU - STL
2 stops36h 29mAir Canada
Deal found 1/6$467

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 7, 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

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

$438

Kansas CityBrussels

MCI - BRU

MCIBRU

Kansas City

Tue 2/24

8:00 am-7:50 am

2 stops16h 50m

Brussels Bruxelles-National

Fri 3/6

10:00 am-2:26 pm

2 stops35h 26m

$442

St. LouisBrussels

STL - BRU

STLBRU

Lambert-St Louis

Wed 3/18

7:40 am-7:50 am

2 stops18h 10m

Brussels Bruxelles-National

Wed 3/25

10:00 am-2:42 pm

2 stops34h 42m

$442

Kansas CityBrussels

MCI - BRU

MCIBRU

Kansas City

Tue 2/17

5:15 am-10:50 am

2 stops22h 35m

Brussels Bruxelles-National

Fri 2/27

11:45 am-10:49 pm

2 stops18h 04m

$459

St. LouisBrussels

STL - BRU

STLBRU

Lambert-St Louis

Wed 2/4

11:20 am-8:55 am

1 stop14h 35m

Brussels Bruxelles-National

Wed 2/11

10:10 am-10:58 pm

1 stop19h 48m

$459

St. LouisBrussels

STL - BRU

STLBRU

Lambert-St Louis

Tue 2/3

11:20 am-8:55 am

1 stop14h 35m

Brussels Bruxelles-National

Tue 2/10

10:10 am-10:58 pm

1 stop19h 48m

$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-12:19 pm

2 stops33h 19m

$460

St. LouisBrussels

STL - BRU

STLBRU

Lambert-St Louis

Tue 1/20

9:57 am-8:05 am

2 stops15h 08m

Brussels Bruxelles-National

Tue 1/27

11:15 am-5:18 pm

1 stop13h 03m

$463

St. LouisBrussels

STL - BRU

STLBRU

Lambert-St Louis

Wed 1/21

8:30 am-7:15 am

1 stop15h 45m

Brussels Bruxelles-National

Wed 2/18

11:55 am-10:13 am

1 stop29h 18m

$465

Kansas CityBrussels

MCI - BRU

MCIBRU

Kansas City

Tue 2/17

12:37 pm-7:15 am

1 stop11h 38m

Brussels Bruxelles-National

Fri 2/27

11:55 am-8:06 pm

1 stop15h 11m

$473

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/6

Showing 1-10 of 39 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 14h 23m. United Airlines provides one of the quickest options available for as low as $438. Airlines will cover a distance of 4528 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 7, 2026.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$441Average$2,205FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$506Average$761FlexibilityNo cancel feeOn-time69%

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