St. Louis (STL) → Brussels (BRU)
About St. Louis to Brussels Flights
Discover the best flights from St. Louis to Brussels, covering 7,076 km in approximately 9h 21m. St. Louis (STL) to Brussels (BRU) is one of the major long-haul routes connecting United States and Belgium. With 7 major airlines operating this route, travelers have plenty of options to choose from. Whether you're traveling for business or leisure, our comprehensive guide helps you find the best deals, understand seasonal price variations, and choose the right airline for your journey from St. Louis to Brussels.
12-Month Price History
Flight prices from St. Louis to Brussels vary significantly throughout the year. February typically offers the best deals with average prices around $1326, while July sees the highest prices, averaging $2185. Savvy travelers can save up to 39% by choosing their travel dates wisely.
Best Time to Fly
Cheapest Month
February
Save up to 40% on average
Most Expensive
July
Peak season pricing
Book in Advance
66 days
For best prices
Booking Tips
For the best prices on St. Louis to Brussels flights, we recommend booking 64 days in advance. International flights typically see price increases as the departure date approaches, so early booking is advisable. Tuesday and Wednesday departures often offer the lowest fares, while Friday and Sunday flights tend to be more expensive due to business and leisure travel demand. Consider flying early morning or late evening for additional savings, as these off-peak times usually have lower demand.
Airlines Serving This Route
| Airline | Economy | Business | First |
|---|---|---|---|
United Airlines UA | $2150 | $7540 | $11670 |
British Airways BA | $2160 | $8840 | $14420 |
Brussels Airlines SN | $2180 | $6510 | $12800 |
TUIfly Belgium TB | $2290 | $8510 | $10950 |
Air France AF | $2320 | $8980 | $10990 |
American Airlines AA | $2400 | $7300 | $13440 |
Delta Air Lines DL | $2430 | $8330 | $11060 |
United Airlines
UA
Economy
$2150
Business
$7540
First
$11670
British Airways
BA
Economy
$2160
Business
$8840
First
$14420
Brussels Airlines
SN
Economy
$2180
Business
$6510
First
$12800
TUIfly Belgium
TB
Economy
$2290
Business
$8510
First
$10950
Air France
AF
Economy
$2320
Business
$8980
First
$10990
American Airlines
AA
Economy
$2400
Business
$7300
First
$13440
Delta Air Lines
DL
Economy
$2430
Business
$8330
First
$11060
Prices shown are estimates based on historical data. Actual prices may vary based on dates, availability, and current promotions.
Alternative Flight Options
St. Louis → Amsterdam
St. Louis Lambert International (STL) to Amsterdam Schiphol (AMS)
Distance: 7,015 km
Average price: $1498
St. Louis → Luxembourg
St. Louis Lambert International (STL) to Luxembourg-Findel (LUX)
Distance: 7,253 km
Average price: $1544
St. Louis → Dusseldorf
St. Louis Lambert International (STL) to Düsseldorf (DUS)
Distance: 7,191 km
Average price: $1532
St. Louis → Cologne
St. Louis Lambert International (STL) to Cologne Bonn (CGN)
Distance: 7,238 km
Average price: $1541
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Frequently Asked Questions
How long is the flight from St. Louis to Brussels?
The flight time from St. Louis (STL) to Brussels (BRU) is approximately 9 hours and 21 minutes. This duration is for direct flights and may vary depending on aircraft type, weather conditions, and air traffic.
What is the distance between St. Louis and Brussels?
The aerial distance between St. Louis and Brussels is 7,076 kilometers (4,397 miles). This is the straight-line distance, which is used to calculate flight times.
Which airlines fly from St. Louis to Brussels?
Several airlines operate flights between St. Louis and Brussels, including Brussels Airlines, TUIfly Belgium, American Airlines and 4 more airlines. Most flights on this route include one or more stops.
What is the cheapest month to fly from St. Louis to Brussels?
Based on historical data, February typically offers the lowest airfares for flights from St. Louis to Brussels. However, prices can vary based on holidays, events, and airline promotions. We recommend checking our price calendar for the most up-to-date information.
How far in advance should I book my flight to Brussels?
For the best prices on St. Louis to Brussels flights, we recommend booking 84 days in advance. International flights generally require earlier booking than domestic routes.
Do I need a visa to travel from St. Louis to Brussels?
Visa requirements depend on your nationality and the purpose of your visit. Citizens of United States traveling to Belgium should check the latest visa requirements. Visit our partner site visarequirements.io for detailed visa information.
What is the time difference between St. Louis and Brussels?
St. Louis operates on America/Chicago time zone, while Brussels is in the Europe/Brussels time zone. For current time differences and to plan your schedule, visit our partner site timezig.com for accurate timezone conversions.