Cheap flights from St. Louis (STL) to Belgium from $581

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/7. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
STL — BRU
May 12 — May 191

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

Flights from St. Louis to Belgium lean towards being more expensive in December. Prices are generally better when you fly from St. Louis to Belgium in February, with the cheapest ticket starting at $760.

When is the cheapest time to fly from St. Louis to Belgium (STL - BE)?

When flying from St. Louis to Belgium, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap Air Canada flights from St. Louis to Belgium

Explore cheap flight options specifically provided by Air Canada for the route between St. Louis and Belgium. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,749,864 searches. Data last updated May 7, 2024.
Take a look at some of the lowest-priced Air Canada flights heading from St. Louis to Belgium. It's recommended that users confirm their flight details before booking.
Wed 8/2112:00 pmSTL - BRU
1 stop11h 20mAir Canada
Wed 8/2810:00 amBRU - STL
2 stops17h 01mAir Canada
Deal found 5/6$831
Wed 8/2112:00 pmSTL - BRU
1 stop11h 20mAir Canada
Wed 8/289:30 amBRU - STL
1 stop12h 51mAir Canada
Deal found 5/6$853
Tue 10/812:00 pmSTL - BRU
1 stop11h 20mAir Canada
Fri 10/2510:00 amBRU - STL
1 stop18h 05mAir Canada
Deal found 5/6$955
Mon 10/712:00 pmSTL - BRU
1 stop11h 20mAir Canada
Wed 10/2310:00 amBRU - STL
2 stops17h 00mAir Canada
Deal found 5/6$961
Sun 10/610:10 amSTL - BRU
1 stop14h 35mAir Canada
Thu 10/2410:00 amBRU - STL
2 stops36h 20mAir Canada
Deal found 5/6$967
Wed 10/94:05 pmSTL - BRU
2 stops14h 05mAir Canada
Fri 10/2510:00 amBRU - STL
1 stop18h 05mAir Canada
Deal found 5/6$974
Fri 10/1112:00 pmSTL - BRU
1 stop11h 20mAir Canada
Tue 10/2210:00 amBRU - STL
1 stop18h 05mAir Canada
Deal found 5/6$1,055
Sat 10/512:00 pmSTL - BRU
1 stop11h 20mAir Canada
Thu 10/2410:00 amBRU - STL
2 stops36h 20mAir Canada
Deal found 5/6$1,061
Sun 10/610:10 amSTL - BRU
1 stop14h 35mAir Canada
Mon 10/2110:00 amBRU - STL
2 stops36h 20mAir Canada
Deal found 5/6$1,067

Cheap United Airlines flights from St. Louis to Belgium

Explore cheap flight options specifically provided by United Airlines for the route between St. Louis and Belgium. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,749,864 searches. Data last updated May 7, 2024.
Have a look at some of the cheapest available United Airlines flights departing from St. Louis and landing in Belgium. Make sure to examine the flight information before completing your reservation.
Wed 10/91:10 pmSTL - BRU
1 stop11h 05mUnited Airlines
Thu 10/2412:00 pmBRU - STL
1 stop14h 56mUnited Airlines
Deal found 5/6$970
Sun 10/63:35 pmSTL - BRU
1 stop10h 25mUnited Airlines
Sat 10/1910:15 amBRU - STL
1 stop11h 33mUnited Airlines
Deal found 5/6$1,070
Sat 10/53:35 pmSTL - BRU
1 stop10h 25mUnited Airlines
Sat 10/1910:15 amBRU - STL
1 stop11h 33mUnited Airlines
Deal found 5/6$1,170
Wed 7/38:05 amSTL - BRU
2 stops15h 15mUnited Airlines
Wed 7/1710:15 amBRU - STL
1 stop12h 25mUnited Airlines
Deal found 5/5$1,179
Fri 6/145:31 pmSTL - BRU
1 stop32h 29mUnited Airlines
Sat 6/2210:15 amBRU - STL
1 stop12h 26mUnited Airlines
Deal found 5/5$1,286
Fri 5/2411:38 amSTL - BRU
1 stop14h 22mUnited Airlines
Fri 5/312:15 pmBRU - STL
1 stop14h 29mUnited Airlines
Deal found 5/6$1,329

Cheap St. Louis to Belgium flights in May & June 2024

Find cheap flight options from St. Louis to Belgium specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,749,864 searches. Prices were last updated on May 7, 2024.
These are some of the most attractive deals on flights from St. Louis to Belgium in 2024. More deals are always being added, so be sure to check back regularly.
Thu 6/612:50 pmSTL - BRU
1 stop12h 00mMultiple Airlines
Thu 6/1310:00 amBRU - STL
1 stop18h 05mMultiple Airlines
Deal found 5/7$1,219
Thu 6/68:25 amSTL - BRU
2 stops19h 15mMultiple Airlines
Thu 6/1310:00 amBRU - STL
1 stop18h 05mMultiple Airlines
Deal found 5/7$1,230
Thu 6/66:15 amSTL - BRU
2 stops18h 00mUnited Airlines
Thu 6/1311:15 amBRU - STL
2 stops18h 00mUnited Airlines
Deal found 5/7$1,234
Thu 6/64:05 pmSTL - BRU
2 stops14h 05mAir Canada
Thu 6/139:30 amBRU - STL
2 stops18h 35mAir Canada
Deal found 5/7$1,240
Sun 6/309:50 amSTL - BRU
1 stop13h 30mMultiple Airlines
Sun 7/78:40 pmBRU - STL
2 stops25h 41mMultiple Airlines
Deal found 5/6$1,254
Fri 6/147:15 amSTL - BRU
2 stops18h 30mDelta
Sat 6/2210:45 amBRU - STL
2 stops29h 30mDelta
Deal found 5/5$1,284
Fri 6/145:31 pmSTL - BRU
1 stop32h 29mUnited Airlines
Sat 6/2210:15 amBRU - STL
1 stop12h 26mUnited Airlines
Deal found 5/5$1,286
Fri 6/1412:02 pmSTL - BRU
1 stop17h 13mMultiple Airlines
Sat 6/229:20 pmBRU - STL
2 stops50h 54mMultiple Airlines
Deal found 5/5$1,289
Fri 5/2411:00 amSTL - BRU
1 stop12h 20mAir Canada
Fri 5/3110:00 amBRU - STL
2 stops36h 41mAir Canada
Deal found 5/6$1,324

St. Louis to Belgium 2024 flight deals

Discover exclusive flight deals for travel between St. Louis and Belgium in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,749,864 searches. Data last updated May 7, 2024.
These are some of the most attractive deals on flights from St. Louis to Belgium in 2024. More deals are always being added, so be sure to check back regularly.
Mon 10/711:51 amSTL - BRU
2 stops20h 29mMultiple Airlines
Wed 10/2310:30 amBRU - STL
2 stops20h 05mMultiple Airlines
Deal found 5/6$581
Tue 10/86:00 amSTL - BRU
2 stops29h 30mMultiple Airlines
Tue 10/2210:30 amBRU - STL
2 stops20h 05mMultiple Airlines
Deal found 5/7$582
Sun 10/66:00 amSTL - BRU
2 stops26h 20mMultiple Airlines
Tue 10/2210:30 amBRU - STL
2 stops20h 05mMultiple Airlines
Deal found 5/6$611
Thu 10/106:00 amSTL - BRU
2 stops30h 50mMultiple Airlines
Wed 10/2310:30 amBRU - STL
2 stops20h 05mMultiple Airlines
Deal found 5/6$631
Sun 10/66:00 amSTL - BRU
2 stops26h 20mMultiple Airlines
Mon 10/2110:30 amBRU - STL
2 stops20h 05mMultiple Airlines
Deal found 5/6$641
Sat 10/511:51 amSTL - BRU
2 stops23h 39mMultiple Airlines
Wed 10/2310:30 amBRU - STL
2 stops20h 05mMultiple Airlines
Deal found 5/6$661
Sat 10/511:51 amSTL - BRU
2 stops23h 39mMultiple Airlines
Mon 10/2110:30 amBRU - STL
2 stops20h 05mMultiple Airlines
Deal found 5/6$691
Wed 10/911:51 amSTL - BRU
2 stops23h 39mMultiple Airlines
Tue 10/2210:30 amBRU - STL
2 stops20h 05mMultiple Airlines
Deal found 5/6$724
Sun 10/66:00 amSTL - BRU
2 stops26h 20mMultiple Airlines
Fri 10/2510:30 amBRU - STL
2 stops20h 05mMultiple Airlines
Deal found 5/6$754

One-way flights to Belgium from St. Louis

Search for one-way flight options from St. Louis to Belgium. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,749,864 searches. Data last updated May 7, 2024.
Users traveling one-way from St. Louis to Belgium can select one of these great deals. Users can also find round-trip St. Louis to Belgium flights by using the search form above.
Sun 5/123:29 pmSTL - BRU
3 stops59h 11mMultiple Airlines
Deal found 5/6$714
Sun 5/127:30 pmSTL - CRL
3 stops54h 35mMultiple Airlines
Deal found 5/6$776
Sun 5/127:30 pmSTL - BRU
2 stops34h 40mMultiple Airlines
Deal found 5/6$895
Sun 5/123:25 pmSTL - BRU
1 stop15h 35mLufthansa
Deal found 5/6$1,390

Find flights from St. Louis to Belgium within your budget

Customize your flight search to find flights from St. Louis 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 2,749,864 searches. Data last updated May 7, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$581 - $1,284

Route

Depart

Return

Price

Lambert-St LouisBrussels Bruxelles-National

STL - BRU

STLBRU

Lambert-St Louis

Mon 10/7

2 stops20h 29m

Brussels Bruxelles-National

Wed 10/23

2 stops20h 05m

$581

Lambert-St LouisBrussels Bruxelles-National

STL - BRU

STLBRU

Lambert-St Louis

Tue 10/8

2 stops29h 30m

Brussels Bruxelles-National

Tue 10/22

2 stops20h 05m

$582

Lambert-St LouisBrussels Bruxelles-National

STL - BRU

STLBRU

Lambert-St Louis

Sun 10/6

2 stops26h 20m

Brussels Bruxelles-National

Tue 10/22

2 stops20h 05m

$611

Lambert-St LouisBrussels Bruxelles-National

STL - BRU

STLBRU

Lambert-St Louis

Thu 10/10

2 stops30h 50m

Brussels Bruxelles-National

Wed 10/23

2 stops20h 05m

$631

Lambert-St LouisBrussels Bruxelles-National

STL - BRU

STLBRU

Lambert-St Louis

Wed 8/21

1 stop11h 20m

Brussels Bruxelles-National

Wed 8/28

2 stops17h 01m

$831

Lambert-St LouisBrussels Bruxelles-National

STL - BRU

STLBRU

Lambert-St Louis

Wed 10/9

2 stops14h 45m

Brussels Bruxelles-National

Sun 10/20

2 stops17h 45m

$906

Lambert-St LouisBrussels Bruxelles-National

STL - BRU

STLBRU

Lambert-St Louis

Wed 10/9

1 stop11h 05m

Brussels Bruxelles-National

Thu 10/24

1 stop14h 56m

$970

Lambert-St LouisBrussels Bruxelles-National

STL - BRU

STLBRU

Lambert-St Louis

Wed 10/9

1 stop11h 45m

Brussels Bruxelles-National

Sun 10/20

1 stop11h 55m

$1,124

Lambert-St LouisBrussels Bruxelles-National

STL - BRU

STLBRU

Lambert-St Louis

Fri 6/14

2 stops18h 30m

Brussels Bruxelles-National

Sat 6/22

2 stops29h 30m

$1,284

Flights are sorted by cheapest first

Deals found on 5/6

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Belgium

Get insights into the airlines that provide service to Belgium. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Belgium. Reviews last updated May 7, 2024.
Peruse reviews from past customers who have flown with Air Canada, United Airlines and British Airways from St. Louis to Belgium to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very good
10,810 reviews

Comfort

7.9

Boarding

8.2

Overall

8.1

Food

7.4

Crew

8.6

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

8.1
Very good
10,810 reviews
8.1
Very good
10,810 reviews

Comfort

7.9

Boarding

8.2

Overall

8.1

Food

7.4

Crew

8.6

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

7.4
Good
11,073 reviews
8.1
Very good
10,810 reviews

Comfort

7.9

Boarding

8.2

Overall

8.1

Food

7.4

Crew

8.6

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

7.3
Good
14,686 reviews
8.1
Very good
10,810 reviews

Comfort

7.9

Boarding

8.2

Overall

8.1

Food

7.4

Crew

8.6

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

7.0
Good
6,915 reviews
8.1
Very good
10,810 reviews

Comfort

7.9

Boarding

8.2

Overall

8.1

Food

7.4

Crew

8.6

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

7.0
Good
7,703 reviews
8.1
Very good
10,810 reviews

Comfort

7.9

Boarding

8.2

Overall

8.1

Food

7.4

Crew

8.6

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Belgium. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly from for flights from St. Louis to Belgium?

    Located just 12.7 mi from the city center, Lambert-St Louis (STL) is the airport most travelers will use when flying to Belgium from St. Louis.

  • Can I find flights from St. Louis to Belgium for under $600 on Cheapflights?

    Yes, there are multiple flights from St. Louis to Belgium for under $600. The cheapest flight booked recently is on Multiple Airlines for just $581, but on average you can expect to pay $754.

  • What are the most popular airlines that fly from St. Louis to Belgium?

  • What does STL to BRU mean?

    This is defined as Lambert-St Louis Airport (STL) and Brussels Bruxelles-National Airport (BRU). Codes like Brussels Bruxelles-National Airport are often used to just call airports uniquely. While you’re still figuring out your travel plans, it’s not a bad idea to learn the names and codes of other airports around these areas: Charleroi Brussels Airport (CRL), Antwerp Deurne Airport (ANR), Ostende-Bruges Airport (OST), Liège Bierset Airport (LGG).

  • Can I find deals for flights from St. Louis to Belgium that include extra baggage allowance?

    The amount of baggage you can bring on your St. Louis to Belgium flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from St. Louis to Belgium with specific airlines?

    Yes, Cheapflights allows you to browse and filter St. Louis to Belgium flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from St. Louis to Belgium that include hotel bookings?

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

  • How can I find direct flights from St. Louis to Belgium?

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

  • Can I find deals for business class flights from St. Louis to Belgium?

    Yes. Cheapflights offers flight deals from St. Louis 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.

  • Can I find deals for flights from St. Louis to Belgium that allow pets onboard?

    Many airlines flying from St. Louis to Belgium offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from St. Louis to Belgium?

    Yes, you can often find last-minute deals on St. Louis to Belgium flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the St. Louis to Belgium flight deals updated?

    The St. Louis to Belgium flight deals you see on this page were last updated on 5/7.

See more FAQs

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Alternative routes for St. Louis to Belgium
See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from St. Louis to Belgium

Discover the top 4 airlines that operate flights from St. Louis 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 2,749,864 searches. Data last updated May 7, 2024.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$604Average$738FlexibilityNo cancel feeOn-time70%
Search British Airways flights
DeltaCheapest$696Average$1,731FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapest$727Average$1,117FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapest$856Average$1,162FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Search flights from St. Louis to Belgium by cabin class

Find flights from St. Louis to Belgium, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Fly with Cheapflights

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How does Cheapflights help users find flights from St. Louis to Belgium?

Deals for St. Louis to Belgium flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from St. Louis to Belgium?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from St. Louis to Belgium.

Can Cheapflights find flights from St. Louis to Belgium with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from St. Louis to Belgium flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from St. Louis to Belgium become cheaper?

Of course! You can now track prices for flights from St. Louis to Belgium and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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