Cheap Flights from St. Louis to Brussels from CAD 1,239️ 2024

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Find St. Louis to Brussels flights starting at CAD 1,239.

Book one-way or return flights from St. Louis to Brussels from as little as CAD 1,239. Choose from the popular airlines below and book your flight today!

One way
Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Searching for the best last minute flight from St. Louis to Brussels? Find one-way or return flights that are affordable and fit your itinerary.

Trip.com monitors the ticket fares of flights from St. Louis to Brussels. Stay updated on price trends and snag the best deals for your upcoming trip.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Find Cheapest Airlines Flying from St. Louis to Brussels

View airlines operating flights from St. Louis to Brussels. Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

American Airlines

From CAD 572

Frontier Airlines

From CAD 789

United Airlines

From CAD 790

Delta Air Lines

From CAD 890

Air Canada

From CAD 1,182

Air France

From CAD 1,207

Iberia

From CAD 1,293

KLM Royal Dutch Airlines

From CAD 1,305

Virgin Atlantic

From CAD 1,323

Lufthansa

From CAD 1,352

ANA airlines

Find more flights and airlines

Alternative Routes for St. Louis to Brussels Flights

Discover different routes, airlines, and transfers and find the best alternative flights for your journey from St. Louis to Brussels.

Cheapest
STL
16:02
36h 28m
2 transfer
BRU
11:30
St. Louis Lambert International Airport - Brussels National Airport
Thu, May 30American Airlines
CAD 572
STL
16:02
36h 28m
2 transfer
BRU
11:30
St. Louis Lambert International Airport - Brussels National Airport
Thu, May 30American Airlines
CAD 572
Find More Flights

How do I find the cheapest flights?

When are flight tickets from St. Louis (STL) to Brussels (BRU) the cheapest?
Airlines adjust prices for flights from St. Louis to Brussels based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much are flights from St. Louis (STL) to Brussels (BRU) cost?
According to Trip.com's data, the lowest price is around CAD 2,367.
What is the transportation method from the main airport to downtown in Brussels?
- The distance from Brussels National Airport to downtown is about 10km, by taxi about 30 minutes.
- The distance from Brussels South Charleroi Airport to downtown is about 43km, by taxi about 1 hour.
How many airports in Brussels (BRU)?
There are 2 airport(s) in Brussels (BRU): Brussels National Airport and Brussels South Charleroi Airport.

How to find a cheap flight from St. Louis to Brussels

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from St. Louis to Brussels. Book your flights at the right time and save more.

Book Early

Once prices are gone, they're gone. Lock in deals while you can!

Compare Flight Prices

Compare prices on travel agency and airline websites.

Look Out for Deals

Check airline and travel agency websites for latest flight deals

Check One-way Fares

Buying two cheap one-way flights can sometimes be a better deal than a round-trip.

Try Different Dates

Flying during the week, early in the morning, or late at night can help save money.

Use the Trip.com App

Save up to £10 per person when booking your flights on Trip.com