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$375+ 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 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
STL — BRU
Dec 6 — Dec 131
Sat 12/6
Sat 12/13
1 adult, Economy
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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 November 6, 2025.

This United Airlines deal was found by Cheapflights users on 11/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/512:55 pmSTL - BRU
2 stops17h 20mUnited Airlines
Fri 12/1210:00 amBRU - STL
2 stops36h 40mUnited Airlines
Deal found 11/5$480
This FlightHub deal was found by Cheapflights users on 11/5. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/273:15 pmSTL - BRU
2 stops35h 25mScandinavian Airlines
Thu 12/43:10 pmBRU - STL
2 stops39h 32mScandinavian Airlines
Deal found 11/5$644
This United Airlines deal was found by Cheapflights users on 11/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1212:31 pmSTL - BRU
2 stops17h 44mUnited Airlines
Thu 11/2710:00 amBRU - STL
2 stops40h 16mUnited Airlines
Deal found 11/5$679
This United Airlines deal was found by Cheapflights users on 11/6. 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.
Mon 12/11:47 pmMCI - BRU
2 stops16h 28mUnited Airlines
Wed 12/1010:00 amBRU - MCI
2 stops40h 27mUnited Airlines
Deal found 11/6$679
This United deal was found by Cheapflights users on 11/6. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/235:46 pmMCI - BRU
2 stops31h 19mMultiple Airlines
Tue 2/310:00 amBRU - MCI
2 stops40h 57mMultiple Airlines
Deal found 11/6$688
This United Airlines deal was found by Cheapflights users on 11/6. 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 12/236:35 pmMCI - BRU
1 stop31h 20mUnited Airlines
Tue 2/310:00 amBRU - MCI
2 stops31h 32mUnited Airlines
Deal found 11/6$690
This United Airlines deal was found by Cheapflights users on 11/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2710:00 amSTL - BRU
1 stop15h 55mUnited Airlines
Thu 12/410:10 amBRU - STL
1 stop13h 53mUnited Airlines
Deal found 11/5$707
This United deal was found by Cheapflights users on 11/6. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/235:46 pmMCI - BRU
2 stops31h 19mMultiple Airlines
Mon 2/210:00 amBRU - MCI
2 stops40h 57mMultiple Airlines
Deal found 11/6$711
This United Airlines deal was found by Cheapflights users on 11/6. 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.
Mon 12/153:19 pmSTL - BRU
2 stops14h 56mUnited Airlines
Thu 12/2510:10 amBRU - STL
1 stop13h 17mUnited Airlines
Deal found 11/6$723
This United Airlines deal was found by Cheapflights users on 11/6. 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.
Fri 11/147:45 amJLN - BRU
2 stops22h 30mUnited Airlines
Tue 11/1810:00 amBRU - JLN
2 stops44h 30mUnited Airlines
Deal found 11/6$724
This Ovago deal was found by Cheapflights users on 11/5. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/123:50 pmSTL - BRU
1 stop11h 20mLufthansa
Thu 11/272:25 pmBRU - STL
1 stop30h 30mLufthansa
Deal found 11/5$762
This Lufthansa deal was found by Cheapflights users on 11/6. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/236:35 pmMCI - BRU
1 stop31h 20mLufthansa
Mon 2/210:10 amBRU - MCI
1 stop18h 49mLufthansa
Deal found 11/6$914

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 November 6, 2025.

Round-trip from

$480
(United Airlines)

One-way from

$375
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$705
From Missouri to Belgium
Search Deals
One-way flight from Missouri to Belgium
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($295 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 12% potential price decrease ($110 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

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 November 6, 2025.
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

Fri 12/5

12:55 pm-1:15 pm

2 stops17h 20m

Brussels Bruxelles-National

Fri 12/12

10:00 am-3:40 pm

2 stops36h 40m

$480

St. LouisBrussels

STL - BRU

STLBRU

Lambert-St Louis

Wed 4/1

1:00 pm-8:40 am

1 stop12h 40m

Brussels Bruxelles-National

Wed 4/8

3:05 pm-11:40 pm

2 stops15h 35m

$615

St. LouisBrussels

STL - BRU

STLBRU

Lambert-St Louis

Thu 11/27

3:15 pm-9:40 am

2 stops35h 25m

Brussels Bruxelles-National

Thu 12/4

3:10 pm-11:42 pm

2 stops39h 32m

$644

St. LouisBrussels

STL - BRU

STLBRU

Lambert-St Louis

Fri 3/27

11:51 am-8:00 am

1 stop14h 09m

Brussels Bruxelles-National

Tue 3/31

10:45 am-11:40 pm

1 stop19h 55m

$656

SpringfieldBrussels

SGF - BRU

SGFBRU

Springfield-Branson

Fri 3/27

11:45 am-8:00 am

1 stop14h 15m

Brussels Bruxelles-National

Tue 3/31

10:45 am-6:19 pm

1 stop14h 34m

$656

Kansas CityBrussels

MCI - BRU

MCIBRU

Kansas City

Fri 3/27

8:00 am-8:00 am

1 stop18h 00m

Brussels Bruxelles-National

Tue 3/31

10:45 am-5:37 pm

1 stop13h 52m

$656

Kansas CityBrussels

MCI - BRU

MCIBRU

Kansas City

Tue 12/23

5:46 pm-8:05 am

2 stops31h 19m

Brussels Bruxelles-National

Tue 2/3

10:00 am-7:57 pm

2 stops40h 57m

$688

Kansas CityBrussels

MCI - BRU

MCIBRU

Kansas City

Tue 12/23

6:35 pm-8:55 am

1 stop31h 20m

Brussels Bruxelles-National

Mon 2/2

10:00 am-10:32 am

2 stops31h 32m

$690

St. LouisBrussels

STL - BRU

STLBRU

Lambert-St Louis

Thu 11/27

10:00 am-7:50 am

2 stops14h 50m

Brussels Bruxelles-National

Thu 12/4

10:10 am-5:03 pm

1 stop13h 53m

$707

Kansas CityBrussels

MCI - BRU

MCIBRU

Kansas City

Tue 12/23

5:46 pm-8:05 am

2 stops31h 19m

Brussels Bruxelles-National

Mon 2/2

10:00 am-7:57 pm

2 stops40h 57m

$711

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/5

Showing 1-10 of 24 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, November is the cheapest month in which you can book a flight from Missouri to Belgium (average of $603). 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.

What is the cheapest time of day to fly from MO to BE?

Find hourly flight availability from Missouri to Belgium. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 6, 2025.

A simple way to save on the total cost of your ticket is to fly from Missouri to Belgium in the afternoon. If you’re flexible enough to do this you can expect to save up to 25% on your trip compared to booking a flight in the morning.

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 12h 40m. United Airlines provides one of the quickest options available for as low as $615. 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, November is the cheapest month in which you can book a flight from Missouri to Belgium (average of $603). 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 November 6, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$640Average$1,021FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$829Average$2,205FlexibilityNo cancel feeOn-time76%

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