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$416+ Cheap flights from St. Louis (STL) to Brussels

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 5/13. Fares are subject to change and may not be available on all flights or dates of travel.
STL — BRU
Nov 26 — Dec 31
Tue 11/26
Tue 12/3
1 adult, Economy
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Cheap flight deals from St. Louis to Brussels

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Brussels (BR1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 21, 2024.

Popular in

December

Cheapest in

January

Round-trip from

$619
(lastminute.com)

One-way from

$416
(Kiwi.com)
High demand for flights, 33% potential price rise
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Best time to find cheap flights, 27% potential price drop
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From Lambert-St Louis to Brussels
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One-way flight from Lambert-St Louis to Brussels
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Find flight deals from St. Louis to Brussels

Cheapest flights from St. Louis to Brussels
Explore the most affordable flight options available from St. Louis to Brussels. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 21, 2024.

This Ovago deal was found by Cheapflights users on 11/20. 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.
Mon 12/21:09 pmSTL - BRU
2 stops23h 41mScandinavian Airlines
Fri 12/1310:30 amBRU - STL
2 stops20h 13mScandinavian Airlines
Deal found 11/20$1,059
This FlightHub deal was found by Cheapflights users on 11/20. 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 12/36:40 amSTL - BRU
2 stops19h 55mAer Lingus
Fri 12/1310:15 amBRU - STL
2 stops18h 38mAer Lingus
Deal found 11/20$1,124
This Kiwi.com deal was found by Cheapflights users on 11/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/35:02 pmSTL - BRU
2 stops35h 53mMultiple Airlines
Fri 12/1310:50 amBRU - STL
1 stop34h 18mMultiple Airlines
Deal found 11/20$1,164
This Air Canada deal was found by Cheapflights users on 11/20. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/33:50 pmSTL - BRU
2 stops33h 05mAir Canada
Sun 12/1510:00 amBRU - STL
2 stops36h 06mAir Canada
Deal found 11/20$1,316
This United Airlines deal was found by Cheapflights users on 11/20. 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 12/210:10 amSTL - BRU
1 stop15h 45mUnited Airlines
Fri 12/1311:55 amBRU - STL
1 stop13h 56mUnited Airlines
Deal found 11/20$1,669
This Turkish Airlines deal was found by Cheapflights users on 11/20. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/25:40 pmSTL - BRU
2 stops21h 20mTurkish Airlines
Sun 12/156:10 pmBRU - STL
2 stops28h 24mTurkish Airlines
Deal found 11/20$1,678

Find flights from St. Louis to Brussels within your budget

Customize your flight search to find flights from St. Louis 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, Cheapflights users made 2,629,791 searches. Data last updated November 21, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

St. LouisBrussels

STL - BRU

STLBRU

Lambert-St Louis

Sun 1/12

2:00 pm-3:10 pm

2 stops18h 10m

Brussels Bruxelles-National

Tue 1/21

8:30 pm-11:37 pm

2 stops34h 07m

$619

St. LouisBrussels

STL - BRU

STLBRU

Lambert-St Louis

Sun 1/12

2:55 pm-8:55 am

1 stop11h 00m

Brussels Bruxelles-National

Tue 1/21

10:10 am-5:36 pm

1 stop14h 26m

$773

St. LouisBrussels

STL - BRU

STLBRU

Lambert-St Louis

Thu 3/20

10:03 am-7:55 am

2 stops15h 52m

Brussels Bruxelles-National

Thu 4/3

10:00 am-3:06 pm

2 stops36h 06m

$825

St. LouisBrussels

STL - BRU

STLBRU

Lambert-St Louis

Sun 5/4

4:00 pm-8:35 pm

3 stops21h 35m

Brussels Bruxelles-National

Wed 5/14

10:20 am-7:43 pm

2 stops16h 23m

$894

St. LouisBrussels

STL - BRU

STLBRU

Lambert-St Louis

Sun 1/12

3:45 pm-9:50 am

1 stop11h 05m

Brussels Bruxelles-National

Fri 1/17

1:00 pm-1:55 pm

2 stops55h 55m

$980

St. LouisBrussels

STL - BRU

STLBRU

Lambert-St Louis

Tue 12/3

6:40 am-9:35 am

2 stops19h 55m

Brussels Bruxelles-National

Fri 12/13

10:15 am-9:53 pm

2 stops18h 38m

$1,124

St. LouisBrussels

STL - BRU

STLBRU

Lambert-St Louis

Mon 12/2

5:40 pm-10:00 pm

2 stops21h 20m

Brussels Bruxelles-National

Sun 12/15

6:10 pm-3:34 pm

2 stops28h 24m

$1,678

St. LouisBrussels

STL - BRU

STLBRU

Lambert-St Louis

Tue 5/13

7:57 am-8:40 pm

3 stops29h 43m

$416

St. LouisBrussels

STL - BRU

STLBRU

Lambert-St Louis

Mon 5/12

4:00 pm-6:30 pm

2 stops19h 30m

$547

St. LouisBrussels

STL - BRU

STLBRU

Lambert-St Louis

Sun 5/11

1:25 pm-8:10 am

1 stop11h 45m

$675

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

Showing 1-10 of 11 results
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Best time to book a flight from St. Louis to Brussels

Have a flexible travel schedule? Discover the best time to fly to Brussels from St. Louis 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.

Travel insights for flights from St. Louis to Brussels

Get recent, data-driven insights about flights from St. Louis to Brussels including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from St. Louis to Brussels?

Currently, November is the cheapest month in which you can book a flight from St. Louis to Brussels (average of $566). Flying from St. Louis to Brussels in June is currently the most expensive (average of $1,148). 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 STL to BRU?

Find hourly flight availability from St. Louis to Brussels. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 21, 2024.

Unlike at noon, when flights are generally more expensive, you can save up to 34% on flights from St. Louis to Brussels by exploring options for tickets in the afternoon.

Rainfall in Brussels by month

Plan your trip to Brussels by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Brussels ranges from 1.6 - 3.1 inches per month. January is typically the wettest month, when rainfall can reach 3.1 in. August is typically the driest time to visit Brussels when rainfall is around 1.6 in.

Temperature in Brussels by month

Plan your trip to Brussels by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Brussels, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 37.4 F).

Reviews of airlines servicing Brussels

Get insights into the airlines that provide service to Brussels. 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 Brussels. Reviews last updated November 21, 2024.
Peruse reviews from past customers who have flown with Scandinavian Airlines, United Airlines and Air Canada from St. Louis to Brussels to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,759 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,759 reviews
Delta
8.0
Very good
8,759 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Turkish Airlines
7.4
Good
3,914 reviews
Delta
8.0
Very good
8,759 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines
7.4
Good
9,173 reviews
Delta
8.0
Very good
8,759 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Scandinavian Airlines
7.3
Good
1,301 reviews
Delta
8.0
Very good
8,759 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Aer Lingus
7.1
Good
1,089 reviews
Delta
8.0
Very good
8,759 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Brussels. 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 Brussels?

    Most people fly from Lambert-St Louis (STL) if they book a flight from St. Louis to Brussels. On average, Lambert-St Louis has 0 outbound flights to Brussels per day from 1 airline. Lambert-St Louis is conveniently located just 12.7 mi from St. Louis’s city center.

  • What are the cheapest airlines flying from St. Louis to Brussels round-trip?

    Currently priced at $619, Scandinavian Airlines will fly you from St. Louis to Brussels and back. In addition to Scandinavian Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and Air Canada - these airlines can fly you to your destination from $773 and $825, respectively. These flights start at 44% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from St. Louis to Brussels one-way?

    The cheapest airlines for a one-way flight from St. Louis to Brussels are Scandinavian Airlines ($547), United Airlines ($675), and Delta ($680).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from St. Louis to Brussels 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 St. Louis to Brussels?

    Currently, November is the cheapest month in which you can book a flight from St. Louis to Brussels (average of $566). Flying from St. Louis to Brussels in June is currently the most expensive (average of $1,148). 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 St. Louis to Brussels

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from St. Louis to Brussels

Discover the top airline that operate flights from St. Louis to Brussels. 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 2,629,791 searches. Data last updated November 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$578Average$1,134FlexibilityNo cancel feeOn-time69%
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