Cheap flights from St. Louis (STL) to Brussels (BRU)

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How to find the cheapest flight from
St. Louis (STL) to Brussels (BRU)

All the information you need to plan the best STL to BRU flight in 2021: compare St. Louis to Brussels flight prices with the expected peak season, weather and rainfall in Brussels.
What is the cheapest month to fly from St. Louis to Brussels?

Due to multiple factors, expect to potentially pay more when booking in June. For low rates, February can be a great choice for travel to Brussels. Flights to Brussels from St. Louis in February are about $1,100 on average during February, but can be found for as low as $689.

When is the cheapest time to fly from St. Louis to Brussels (STL - BR1)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from St. Louis to Brussels as you normally would.

Cheap flights from St. Louis to Brussels in October, November 2021

The best prices found for STL to BRU flights for October, November
24 Nov - 3 Dec
$557pp
STL
Lambert-St Louis
United Airlines
   
2 STOPS
BRU
Brussels Bruxelles-National
BRU
Brussels Bruxelles-National
United Airlines
 
1 STOP
STL
Lambert-St Louis
24 Nov - 3 Dec
$594pp
STL
Lambert-St Louis
Multiple Airlines
   
2 STOPS
BRU
Brussels Bruxelles-National
BRU
Brussels Bruxelles-National
Multiple Airlines
   
2 STOPS
STL
Lambert-St Louis
24 Nov - 3 Dec
$605pp
STL
Lambert-St Louis
Delta
   
2 STOPS
BRU
Brussels Bruxelles-National
BRU
Brussels Bruxelles-National
Delta
   
2 STOPS
STL
Lambert-St Louis

Lambert-St Louis to Brussels 2021 flight deals

Cheap flights to Brussels from St. Louis found for this year
24 Nov - 3 Dec
$557pp
STL
Lambert-St Louis
United Airlines
   
2 STOPS
BRU
Brussels Bruxelles-National
BRU
Brussels Bruxelles-National
United Airlines
 
1 STOP
STL
Lambert-St Louis
24 Nov - 3 Dec
$594pp
STL
Lambert-St Louis
Multiple Airlines
   
2 STOPS
BRU
Brussels Bruxelles-National
BRU
Brussels Bruxelles-National
Multiple Airlines
   
2 STOPS
STL
Lambert-St Louis
24 Nov - 3 Dec
$605pp
STL
Lambert-St Louis
Delta
   
2 STOPS
BRU
Brussels Bruxelles-National
BRU
Brussels Bruxelles-National
Delta
   
2 STOPS
STL
Lambert-St Louis

Last minute flights from St. Louis to Brussels

Late deals on round-trip flights to Brussels from St. Louis, departing today and this week
29 Oct - 31 Oct
$1,147pp
STL
Lambert-St Louis
Turkish Airlines
   
2 STOPS
BRU
Brussels Bruxelles-National
BRU
Brussels Bruxelles-National
Turkish Airlines
   
2 STOPS
STL
Lambert-St Louis
29 Oct - 31 Oct
$1,310pp
STL
Lambert-St Louis
Lufthansa
 
1 STOP
BRU
Brussels Bruxelles-National
BRU
Brussels Bruxelles-National
Lufthansa
   
2 STOPS
STL
Lambert-St Louis
29 Oct - 31 Oct
$1,317pp
STL
Lambert-St Louis
Lufthansa
 
1 STOP
BRU
Brussels Bruxelles-National
BRU
Brussels Bruxelles-National
Lufthansa
 
1 STOP
STL
Lambert-St Louis

One-way flights to Brussels from St. Louis

The cheapest one-way flights from St. Louis to Brussels
8:15 am - 2:15 am
Lufthansa
1 Stop
11h 00m
STL - BRU
Lufthansa
$998
KAYAK
11:47 am - 6:05 am
Multiple Airlines
3 Stops
35h 18m
STL - BRU
Multiple Airlines
$470
Kiwi.com
4:50 pm - 9:35 am
Multiple Airlines
3 Stops
57h 45m
STL - CRL
Multiple Airlines
$866
Kiwi.com

Related info for your journey

Useful info, stats and facts about <span class="emphasized">St. Louis</span> to <span class="emphasized">Brussels</span> flights.

Flight FAQs

From St. Louis to Brussels

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 8 airlines. Lambert-St Louis is conveniently located just 12.7 mi from St. Louis’s city center.

Which airlines flying from Lambert-St Louis to Brussels have flexible cancellations due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like United Airlines, Delta, and Air Canada flying from Lambert-St Louis to Brussels have implemented new flexible cancellation policies.

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

Yes, there are multiple flights from St. Louis to Brussels for under $600. The cheapest flight booked recently is on United Airlines for just $557, but on average you can expect to pay $1,359.

Are there last-minute flights available from St. Louis to Brussels for under $1,200?

There are currently 9+ open flights from St. Louis to Brussels within the next 7 days for less than $1,200.

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

Currently priced at $557, United Airlines will fly you from St. Louis to Brussels and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Finnair and Delta - these airlines can fly you to your destination from $562 and $605, respectively. These flights start at 49% lower than the current average price 3 months from now.

What are the cheapest flights from St. Louis to Brussels?

While on average a flight from St. Louis to Brussels is generally $1,994, our data shows the cheapest flight currently is $324. When looking at the most popular route, (Lambert-St Louis - Brussels Bruxelles-National), you can expect to pay $554 for that flight.

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

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

COVID Restrictions

View COVID Travel Restrictions for Brussels, Belgium

Do I need a COVID test to fly to Brussels from St. Louis?

Information is based on travel restrictions from Lambert-St Louis to Brussels

Most visitors from Lambert-St Louis need to provide a negative COVID-19 test result and/or quarantine to enter Brussels.

COVID-19 testing requirements
Visitors from Lambert-St Louis must present a negative RT-PCR (NAAT) test taken 72 hours before departing to Brussels.

Quarantine requirements
Visitors from Lambert-St Louis are not required to quarantine after entering Brussels.

Documents
Passenger Locator Form - It should be completed 48 hours before arrival in Belgium.


Do I need a test to fly back to St. Louis from Brussels?

Returning to Lambert-St Louis from Brussels

COVID-19 testing requirements
Visitors from Brussels must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Lambert-St Louis.

Quarantine requirements
Visitors from Brussels are not required to quarantine after entering Lambert-St Louis.

Hide COVID Travel Restrictions for Brussels, Belgium

Destination information for Brussels

Things to know before you go - useful duration and weather info for your trip from St. Louis to Brussels.
Today's exchange rate
$1 = €0.86
Average temperature for October in Brussels
59.0 °F
Avg rainfall for October in Brussels
2.5 ″

Airports servicing St. Louis

Airports servicing Brussels

Brussels Bruxelles-National (BRU)
Charleroi Brussels (CRL)

Top 4 airlines flying from Lambert-St Louis to Brussels

The chart below displays the airlines Cheapflights users traveling from St. Louis to Brussels choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Delta
$484 $1,109 No cancel fee N/A
Air Canada
$725 $1,074 No cancel fee 67%
British Airways
$754 $910 No cancel fee 70%
United Airlines
$769 $1,471 No cancel fee 69%
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