HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news

Cheap flights from St. Louis (STL) to Bruxelles-National (BRU) from $577

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 7/20. 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
Jun 23 — Jun 301
From?
To?
Sun 6/23
Sun 6/30
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Cheap flight deals from St. Louis to Bruxelles-National

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Bruxelles-National (BRU). 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 June 18, 2024.

Popular in

December

Cheapest in

November

Round-trip from

$586

One-way from

$577
High demand for flights, 34% potential price rise
Search Deals
Best time to find cheap flights, 31% potential price drop
Search Deals
From Lambert-St Louis to Brussels Bruxelles-National
Search Deals
One-way flight from Lambert-St Louis to Brussels Bruxelles-National
Search Deals

What is the cheapest day to fly round-trip from St. Louis to Brussels Bruxelles-National Airport?

Departing on a Monday is a good option for securing a great price. You can expect to save up to 77% when planning your travel around this day of the week.

What is the cheapest month to fly from St. Louis to Brussels Bruxelles-National Airport?

November is one of the best times of the year to fly to Brussels Bruxelles-National Airport from St. Louis. Prices for November average $1,083 per person but you can even find prices for as low as $604. The most expensive prices can be found in the month of December. Opting for a November flight can save you 51% on your journey compared to booking in December

What is the cheapest time of day to fly from STL to BRU?

Unlike at noon, when flights are generally more expensive, you can save up to 25% on flights from St. Louis to Brussels Bruxelles-National Airport by exploring options for tickets in the afternoon.

Cheap St. Louis to Bruxelles-National flights in June & July 2024

Find cheap flight options from St. Louis to Bruxelles-National specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,263,674 searches. Prices were last updated on June 18, 2024.
The lowest fares we've come across on flights traveling from St. Louis to Brussels in June and July 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Wed 7/1710:04 amSTL - BRU
2 stops21h 31mDelta
Tue 7/233:05 pmBRU - STL
2 stops29h 21mDelta
Deal found 6/18$1,133
Wed 7/178:05 amSTL - BRU
2 stops19h 35mUnited Airlines
Tue 7/232:40 pmBRU - STL
2 stops30h 38mUnited Airlines
Deal found 6/18$1,149
Wed 7/176:08 amSTL - BRU
1 stop21h 32mMultiple Airlines
Tue 7/231:15 pmBRU - STL
1 stop31h 15mMultiple Airlines
Deal found 6/18$1,213
Wed 7/175:30 pmSTL - BRU
2 stops15h 20mLufthansa
Tue 7/238:05 pmBRU - STL
1 stop24h 25mLufthansa
Deal found 6/18$1,222
Wed 7/1710:19 amSTL - BRU
1 stop15h 41mUnited Airlines
Tue 7/232:40 pmBRU - STL
2 stops35h 34mUnited Airlines
Deal found 6/18$1,223
Wed 7/175:52 pmSTL - BRU
2 stops13h 43mKLM
Tue 7/236:10 amBRU - STL
2 stops14h 16mKLM
Deal found 6/17$1,233
Wed 7/1711:30 amSTL - BRU
2 stops14h 20mMultiple Airlines
Mon 7/228:05 pmBRU - STL
2 stops30h 56mMultiple Airlines
Deal found 6/17$1,277
Wed 7/1710:19 amSTL - BRU
1 stop15h 41mUnited Airlines
Tue 7/2312:00 pmBRU - STL
2 stops17h 37mUnited Airlines
Deal found 6/17$1,282
Tue 7/1611:25 amSTL - BRU
1 stop14h 35mUnited Airlines
Tue 7/2310:15 amBRU - STL
1 stop12h 25mUnited Airlines
Deal found 6/17$1,315

St. Louis to Bruxelles-National 2024 flight deals

Discover exclusive flight deals for travel between St. Louis and Bruxelles-National in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,263,674 searches. Data last updated June 18, 2024.
The lowest fares we've come across on flights traveling from St. Louis to Brussels in June and July 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Tue 10/89:50 amSTL - BRU
1 stop15h 20mAir Canada
Tue 10/2210:10 amBRU - STL
2 stops30h 57mAir Canada
Deal found 6/17$808
Tue 10/86:02 amSTL - BRU
2 stops19h 08mUnited Airlines
Tue 10/2210:10 amBRU - STL
2 stops30h 57mUnited Airlines
Deal found 6/18$813
Tue 10/89:50 amSTL - BRU
1 stop15h 20mAir Canada
Tue 10/2210:10 amBRU - STL
1 stop17h 55mAir Canada
Deal found 6/17$820
Tue 10/811:00 amSTL - BRU
2 stops14h 10mAir Canada
Tue 10/2210:10 amBRU - STL
2 stops16h 50mAir Canada
Deal found 6/17$832
Sat 8/314:05 pmSTL - BRU
1 stop32h 40mAir Canada
Tue 9/1010:00 amBRU - STL
2 stops17h 00mAir Canada
Deal found 6/16$867
Sat 8/314:05 pmSTL - BRU
2 stops31h 15mAir Canada
Tue 9/1010:00 amBRU - STL
2 stops36h 49mAir Canada
Deal found 6/16$871
Fri 8/166:30 amSTL - BRU
1 stop19h 30mUnited Airlines
Fri 8/2310:15 amBRU - STL
1 stop13h 56mUnited Airlines
Deal found 6/18$930
Fri 8/1611:25 amSTL - BRU
2 stops16h 15mUnited Airlines
Fri 8/2310:15 amBRU - STL
1 stop12h 34mUnited Airlines
Deal found 6/18$934
Sat 8/315:20 pmSTL - BRU
1 stop32h 40mMultiple Airlines
Tue 9/106:05 pmBRU - STL
1 stop26h 25mMultiple Airlines
Deal found 6/16$942

One-way flights to Bruxelles-National from St. Louis

Search for one-way flight options from St. Louis to Bruxelles-National. 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 3,263,674 searches. Data last updated June 18, 2024.
Take a look at some of the best available options we've come across on one-way flights from St. Louis to Brussels. Users can also find round-trip St. Louis to Brussels flights by using the search form above.
Sat 7/208:02 pmSTL - BRU
2 stops33h 48mMultiple Airlines
Deal found 6/16$577
Sat 7/209:55 pmSTL - BRU
3 stops31h 55mMultiple Airlines
Deal found 6/16$683
Sat 7/205:30 pmSTL - BRU
1 stop32h 30mUnited Airlines
Deal found 6/16$791

Find flights from St. Louis to Bruxelles-National within your budget

Customize your flight search to find flights from St. Louis to Bruxelles-National 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 3,263,674 searches. Data last updated June 18, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$808 - $1,631

Route

Depart

Return

Price

Lambert-St LouisBrussels Bruxelles-National

STL - BRU

STLBRU

Lambert-St Louis

Tue 10/8

1 stop15h 20m

Brussels Bruxelles-National

Tue 10/22

2 stops30h 57m

$808

Lambert-St LouisBrussels Bruxelles-National

STL - BRU

STLBRU

Lambert-St Louis

Tue 10/8

2 stops19h 08m

Brussels Bruxelles-National

Tue 10/22

2 stops30h 57m

$813

Lambert-St LouisBrussels Bruxelles-National

STL - BRU

STLBRU

Lambert-St Louis

Tue 10/8

1 stop15h 20m

Brussels Bruxelles-National

Tue 10/22

1 stop17h 55m

$820

Lambert-St LouisBrussels Bruxelles-National

STL - BRU

STLBRU

Lambert-St Louis

Tue 10/8

2 stops14h 10m

Brussels Bruxelles-National

Tue 10/22

2 stops16h 50m

$832

Lambert-St LouisBrussels Bruxelles-National

STL - BRU

STLBRU

Lambert-St Louis

Sat 8/31

1 stop32h 40m

Brussels Bruxelles-National

Tue 9/10

1 stop26h 25m

$942

Lambert-St LouisBrussels Bruxelles-National

STL - BRU

STLBRU

Lambert-St Louis

Wed 7/17

2 stops21h 31m

Brussels Bruxelles-National

Tue 7/23

2 stops29h 21m

$1,133

Lambert-St LouisBrussels Bruxelles-National

STL - BRU

STLBRU

Lambert-St Louis

Wed 7/17

2 stops15h 20m

Brussels Bruxelles-National

Tue 7/23

1 stop24h 25m

$1,222

Lambert-St LouisBrussels Bruxelles-National

STL - BRU

STLBRU

Lambert-St Louis

Wed 7/17

2 stops13h 43m

Brussels Bruxelles-National

Tue 7/23

2 stops14h 16m

$1,233

Lambert-St LouisBrussels Bruxelles-National

STL - BRU

STLBRU

Lambert-St Louis

Tue 7/16

2 stops13h 14m

Brussels Bruxelles-National

Tue 7/23

2 stops17h 49m

$1,631

Flights are sorted by cheapest first

Deals found on 6/17

What is the cheapest day to fly from St. Louis to Brussels Bruxelles-National Airport?

Use this chart to determine the cheapest time to fly round-trip from St. Louis to Bruxelles-National. Price data was last updated on June 16, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their St. Louis to Brussels Bruxelles-National Airport flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from St. Louis to Bruxelles-National

Have a flexible travel schedule? Discover the best time to fly to Bruxelles-National 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.

Temperature and rainfall in Bruxelles-National by month

Plan your trip to Bruxelles-National by taking into account the average temperature and rainfall totals by month.

BRU

Temperature

37.4 - 62.6 °F

If weather is an important factor for your trip to Brussels Bruxelles-National Airport, 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 Bruxelles-National

Get insights into the airlines that provide service to Bruxelles-National. 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 Bruxelles-National. Reviews last updated June 18, 2024.
To help decide which airline to fly from St. Louis to Brussels, see what other customers have to say about United Airlines, Air Canada and Lufthansa. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
10,000 reviews

Comfort

7.9

Entertainment

8.0

Crew

8.6

Food

7.4

Overall

8.0

Boarding

8.2

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.

Delta
8.0
Very good
10,000 reviews
Delta
8.0
Very good
10,000 reviews

Comfort

7.9

Entertainment

8.0

Crew

8.6

Food

7.4

Overall

8.0

Boarding

8.2

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.

KLM
7.9
Good
1,442 reviews
Delta
8.0
Very good
10,000 reviews

Comfort

7.9

Entertainment

8.0

Crew

8.6

Food

7.4

Overall

8.0

Boarding

8.2

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.

United Airlines
7.4
Good
10,000 reviews
Delta
8.0
Very good
10,000 reviews

Comfort

7.9

Entertainment

8.0

Crew

8.6

Food

7.4

Overall

8.0

Boarding

8.2

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.

American Airlines
7.3
Good
10,000 reviews
Delta
8.0
Very good
10,000 reviews

Comfort

7.9

Entertainment

8.0

Crew

8.6

Food

7.4

Overall

8.0

Boarding

8.2

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.

Air Canada
7.0
Good
7,109 reviews
Delta
8.0
Very good
10,000 reviews

Comfort

7.9

Entertainment

8.0

Crew

8.6

Food

7.4

Overall

8.0

Boarding

8.2

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 Bruxelles-National. 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 Bruxelles-National?

    Lambert-St Louis (STL), located 12.7 mi from the city center, is the airport you fly out of when you book flights from St. Louis to Brussels Bruxelles-National. 4 airlines have flights from Lambert-St Louis to Brussels Bruxelles-National on a regular basis. Booking flights from Lambert-St Louis to Brussels Bruxelles-National should not be difficult; the airport handles an average of 0 outbound flights to Brussels Bruxelles-National per day.

  • Can I find flights from St. Louis to Brussels Bruxelles-National Airport for under $900 on Cheapflights?

    Yes, there are multiple flights from St. Louis to Brussels Bruxelles-National Airport for under $900. The cheapest flight booked recently is on Air Canada for just $808, but on average you can expect to pay $1,043.

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

    Our cheapest airline available from St. Louis to Brussels Bruxelles-National Airport is Air Canada. Our recent data shows that you can find tickets from as low as $808 on this airline. Additional options worth looking into are United Airlines and Delta, starting at $813 and $1,133 round-trip. These flights start at 25% lower than the current average price 3 months from now.

  • What does STL to BRU mean?

    STL stands for Lambert-St Louis Airport, while BRU stands for Brussels Bruxelles-National Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry.

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

    The amount of baggage you can bring on your St. Louis to Bruxelles-National 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 Bruxelles-National with specific airlines?

    Yes, Cheapflights allows you to browse and filter St. Louis to Bruxelles-National 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 Bruxelles-National that include hotel bookings?

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

  • How can I find direct flights from St. Louis to Bruxelles-National?

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

  • Can I find deals for business class flights from St. Louis to Bruxelles-National?

    Yes. Cheapflights offers flight deals from St. Louis to Bruxelles-National 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 Bruxelles-National that allow pets onboard?

    Many airlines flying from St. Louis to Bruxelles-National 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 Bruxelles-National?

    Yes, you can often find last-minute deals on St. Louis to Bruxelles-National 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 Brussels Bruxelles-National Airport flight deals updated?

    The St. Louis to Brussels Bruxelles-National Airport flight deals you see on this page were last updated on 6/18.

  • What are the most popular airlines that fly from St. Louis to Brussels Bruxelles-National Airport?

    Consider Air Canada, British Airways or Delta when booking your flight. These represent the most popular airlines when flying from St. Louis to Brussels Bruxelles-National Airport.

  • What is the cheapest month to book a flight from St. Louis to Brussels Bruxelles-National Airport?

    Currently, November is the cheapest month in which you can book a flight from St. Louis to Brussels Bruxelles-National Airport (average of $586). Flying from St. Louis to Brussels Bruxelles-National Airport in June is currently the most expensive (average of $1,165). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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

Kansas City to Bruxelles-National flights
Springfield to Bruxelles-National flights
St. Louis to Charleroi Brussels flights

Top 4 airlines flying from St. Louis to Bruxelles-National

Discover the top 4 airlines that operate flights from St. Louis to Bruxelles-National. 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 3,263,674 searches. Data last updated June 18, 2024.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$604Average$879FlexibilityNo cancel feeOn-time70%
DeltaCheapest$696Average$1,768FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$727Average$1,117FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$856Average$1,162FlexibilityNo cancel feeOn-time67%
Los Angeles to Dallas flights
Chicago to Hyderabad flights
Boston to Houston flights
Massachusetts to Salem flights
San Antonio to Dallas flights
San Francisco to London flights
Orlando to Hawaii flights
Omaha to Denver flights
San Francisco to Cabo San Lucas flights
Fort Lauderdale to Newark Airport flights
St. Louis to The Bahamas flights

Search flights from St. Louis to Bruxelles-National by cabin class

Find flights from St. Louis to Bruxelles-National, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

Book a flight to one of these trending destinations

User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations
Flights to Zadar
Flights to Hakodate
Flights to Rhinelander Oneida County
Flights to Virac
Flights to Mason City
Flights to Hyannis Barnstable
Flights to Brainerd Crow Wing County
Flights to Komatsu
Flights to Pellston Emmet County
Flights to Miyakojima Hirara
Flights to Leh
Flights to Riverton
Flights to Neiva La Marguita
Flights to Devils Lake
Flights to Laayoune Hassan I
Flights to Edremit/Korfez
Flights to Trabzon
Flights to Surigao
Flights to Liberal
Flights to Alghero-Fertilia
Flights to Provincetown
Flights to Urumqi
Flights to Perpignan Llabanere
Flights to Karpathos
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
View all available airlines