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Brussels

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Brussels Flights as Low as $82

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Frontier Airlines
Thu, May 14 - Tue, May 26
DFW
Dallas-Fort Worth Intl.
STL
Lambert-St. Louis Intl.
$82 Roundtrip, just found
$82
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, May 14 from Dallas-Fort Worth Intl. to Lambert-St. Louis Intl., returning Tue, May 26, priced at $82 just found
Frontier Airlines
Wed, May 20 - Mon, Jun 1
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$84 Roundtrip, just found
$84
Roundtrip
just found
Select Frontier Airlines flight, departing Wed, May 20 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Mon, Jun 1, priced at $84 just found
Frontier Airlines
Tue, May 26 - Mon, Jun 1
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$94 Roundtrip, just found
$94
Roundtrip
just found
Select Frontier Airlines flight, departing Tue, May 26 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Mon, Jun 1, priced at $94 just found
Frontier Airlines
Sat, Apr 25 - Sat, May 9
DEN
Denver Intl.
STL
Lambert-St. Louis Intl.
$97 Roundtrip, just found
$97
Roundtrip
just found
Select Frontier Airlines flight, departing Sat, Apr 25 from Denver Intl. to Lambert-St. Louis Intl., returning Sat, May 9, priced at $97 just found
Frontier Airlines
Wed, May 20 - Mon, Jun 1
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$98 Roundtrip, just found
$98
Roundtrip
just found
Select Frontier Airlines flight, departing Wed, May 20 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Mon, Jun 1, priced at $98 just found
Frontier Airlines
Sat, Apr 11 - Sat, Apr 25
DEN
Denver Intl.
STL
Lambert-St. Louis Intl.
$100 Roundtrip, just found
$100
Roundtrip
just found
Select Frontier Airlines flight, departing Sat, Apr 11 from Denver Intl. to Lambert-St. Louis Intl., returning Sat, Apr 25, priced at $100 just found
Frontier Airlines
Sat, May 2 - Mon, May 4
MSP
Minneapolis - St. Paul Intl.
STL
Lambert-St. Louis Intl.
$155 Roundtrip, just found
$155
Roundtrip
just found
Select Frontier Airlines flight, departing Sat, May 2 from Minneapolis - St. Paul Intl. to Lambert-St. Louis Intl., returning Mon, May 4, priced at $155 just found
Frontier Airlines
Wed, May 6 - Fri, May 8
TPA
Tampa Intl.
STL
Lambert-St. Louis Intl.
$155 Roundtrip, just found
$155
Roundtrip
just found
Select Frontier Airlines flight, departing Wed, May 6 from Tampa Intl. to Lambert-St. Louis Intl., returning Fri, May 8, priced at $155 just found
Frontier Airlines
Tue, May 19 - Tue, May 26
MCO
Orlando Intl.
STL
Lambert-St. Louis Intl.
$155 Roundtrip, just found
$155
Roundtrip
just found
Select Frontier Airlines flight, departing Tue, May 19 from Orlando Intl. to Lambert-St. Louis Intl., returning Tue, May 26, priced at $155 just found
Frontier Airlines
Thu, Apr 9 - Thu, Apr 16
DTW
Detroit Metropolitan Wayne County
STL
Lambert-St. Louis Intl.
$176 Roundtrip, just found
$176
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Apr 9 from Detroit Metropolitan Wayne County to Lambert-St. Louis Intl., returning Thu, Apr 16, priced at $176 just found
Frontier Airlines
Mon, Apr 13 - Wed, Apr 29
BWI
Baltimore Washington Intl. Thurgood Marshall
STL
Lambert-St. Louis Intl.
$180 Roundtrip, just found
$180
Roundtrip
just found
Select Frontier Airlines flight, departing Mon, Apr 13 from Baltimore Washington Intl. Thurgood Marshall to Lambert-St. Louis Intl., returning Wed, Apr 29, priced at $180 just found
Frontier Airlines
Sun, May 24 - Sun, May 31
LAS
Harry Reid Intl.
STL
Lambert-St. Louis Intl.
$181 Roundtrip, found 6 hours ago
$181
Roundtrip
found 6 hours ago
Select Frontier Airlines flight, departing Sun, May 24 from Harry Reid Intl. to Lambert-St. Louis Intl., returning Sun, May 31, priced at $181 found 6 hours ago
Delta
Tue, Apr 28 - Tue, May 12
DAL
Love Field
STL
Lambert-St. Louis Intl.
$191 Roundtrip, just found
$191
Roundtrip
just found
Select Delta flight, departing Tue, Apr 28 from Love Field to Lambert-St. Louis Intl., returning Tue, May 12, priced at $191 just found
Bargain Flight
Tue, Apr 21 - Tue, Apr 28
MSP
Minneapolis - St. Paul Intl.
STL
Lambert-St. Louis Intl.
$204 Roundtrip, just found
$204
Roundtrip
just found
Select Bargain Flight flight, departing Tue, Apr 21 from Minneapolis - St. Paul Intl. to Lambert-St. Louis Intl., returning Tue, Apr 28, priced at $204 just found
American Airlines
Tue, Apr 21 - Mon, May 4
DFW
Dallas-Fort Worth Intl.
STL
Lambert-St. Louis Intl.
$207 Roundtrip, just found
$207
Roundtrip
just found
Select American Airlines flight, departing Tue, Apr 21 from Dallas-Fort Worth Intl. to Lambert-St. Louis Intl., returning Mon, May 4, priced at $207 just found
Alaska Airlines
Sat, May 9 - Fri, May 15
DEN
Denver Intl.
STL
Lambert-St. Louis Intl.
$535 Roundtrip, just found
$535
Roundtrip
just found
Select Alaska Airlines flight, departing Sat, May 9 from Denver Intl. to Lambert-St. Louis Intl., returning Fri, May 15, priced at $535 just found

Cheap Flights to Brussels

Fall in love at first flight with your vacation to Brussels by saving a ton of cash on your last-minute cheap flight. There’s no more scouring the internet for a good deal—book your flight to Brussels on Hotwire, and you’ll be up, up, and on a getaway in no time.

Because once the wheels are down in Brussels, the good times start rolling. So buckle up, you’re in for a fun ride.

Frequently Asked Questions About flights to Brussels

Don’t waste your time on endless searches for cheap airline tickets oneway or roundtrip. We’ll have you on your way to Brussels with a tiny bag of pretzels in your hand before you can say “tray tables in the upright position”—and for a ticket price that works for your vacay budget.

So all you have to worry about is where you’re headed after the STL airport.

What is the cheapest month to fly to Brussels?

Airline ticket prices fluctuate all the time, depending on the day of the week or the month of the year. The cheapest round trip flights to Brussels are in May, but when you book your flight on Hotwire, savings are always in season.

How many airlines fly to Brussels?

Variety is the spice of life, even when it comes to booking your next trip. Want options for airlines? You’ll find 15 to choose from for your flight to Brussels.

What airport is best to fly into Brussels?

When you’re planning your trip to Brussels, convenience is the name of the game. Luckily, Brussels Lambert-St. Louis Intl. Airport is nearby so you can deplane and get going on checking off everything on your Brussels must-do list.

How much are flights to Brussels?

Got very cheap flights on your vacation itinerary? When you book your airline tickets to Brussels on Hotwire, you may just get what’s on your getaway wish list. With tickets as low as $82, you’ll have leftover cash for at least a magazine and a bottle of water at the airport book store.

How to get cheap flights to Brussels?

The trick to saving a stack of cash on your flight to Brussels? Snatch up that Hotwire flight deal when you see a killer rate because it could be gone in a flash. And with flights as low as $82 right now, why wait?

Brussels Flight Information
Destination airport
Lambert-St. Louis Intl.
Destination airport IATA code
STL
Roundtrip price
$81

Last Minute Hotel Deals in Brussels

Hollywood Casino & Hotel St. Louis

Hollywood Casino & Hotel St. Louis

3.5 out of 5
777 Casino Center Drive Maryland Heights MO
Book a stay at this business-friendly hotel in Maryland Heights. Enjoy free parking, 7 restaurants, and a casino. Our guests praise the helpful staff and the ...
8.4/10 Very Good! (2,201 reviews)
Great hotel for the hockey tournament... very nice staff... great location. The air quality was poor nearing the casino and awful inside... otherwise a great stay

Reviewed on Mar 21, 2026

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Hollywood Casino & Hotel St. Louis
Renaissance St. Louis Airport Hotel

Renaissance St. Louis Airport Hotel

4 out of 5
9801 Natural Bridge Road St. Louis MO
Book a stay at this business-friendly hotel in St. Louis. Enjoy an outdoor pool, breakfast (surcharge), and a free airport shuttle. Our guests praise the helpful ...
8.4/10 Very Good! (1,072 reviews)
A really weird thing happened to us in the hotel restaurant. We ordered dinner, food was OK. Waitress asked if we were paying cash or credit card. I said cash. She went to the register and came back and told us verbally that it would be $48 (which I think may have included the cranberry juice that ...

Reviewed on Mar 25, 2026

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Renaissance St. Louis Airport Hotel
Pear Tree Inn St. Louis Airport

Pear Tree Inn St. Louis Airport

2.5 out of 5
10810 Pear Tree Ln St. Ann MO
Book a stay at this business-friendly hotel in St. Ann. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff ...
9.4/10 Exceptional! (2,877 reviews)
The room was clean and well appointed.

Reviewed on Mar 25, 2026

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Pear Tree Inn St. Louis Airport
Hilton St. Louis Airport

Hilton St. Louis Airport

3.5 out of 5
10330 Natural Bridge Rd St. Louis MO
Book a stay at this business-friendly hotel in St. Louis. Enjoy 2 restaurants, breakfast (surcharge), and a free airport shuttle. Our guests praise the helpful ...
7.6/10 Good! (1,003 reviews)
The conference rooms had terrible temperature control, we were either sweating or freezing. The beds were too soft, & the pillows were terrible it was hard to sleep. The shower that I took at the property was nothing but cold water for the entire 20 minutes. I would not recommend this hotel to anyone. ...

Reviewed on Mar 19, 2026

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Hilton St. Louis Airport
Ameristar Casino Resort and Spa

Ameristar Casino Resort and Spa

4.5 out of 5
1 Ameristar Blvd St. Charles MO
Book a stay at this luxury hotel in St. Charles. Enjoy an outdoor pool, a full-service spa, and 6 restaurants. Our guests praise the clean rooms in our reviews. ...
8.4/10 Very Good! (1,001 reviews)
great place to stay and play

Reviewed on Mar 25, 2026

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Ameristar Casino Resort and Spa
Motel 6 Hazelwood, MO

Motel 6 Hazelwood, MO

2 out of 5
5781 Campus Ct Hazelwood MO
Stay at this motel in Hazelwood. Enjoy free WiFi, free parking, and a 24-hour front desk. Our guests praise the clean rooms in our reviews. Popular attractions ...
8.6/10 Excellent! (1,886 reviews)
Nice place to stay near the airport. Big parking area, friendly staff, and large clean rooms. I also liked the morning coffee. Good and easy stay!

Reviewed on Mar 25, 2026

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Motel 6 Hazelwood, MO
Drury Plaza Hotel St. Louis Chesterfield

Drury Plaza Hotel St. Louis Chesterfield

3 out of 5
355 Chesterfield Ctr Chesterfield MO
Book a stay at this business-friendly hotel in Chesterfield. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful ...
9.8/10 Exceptional! (1,105 reviews)
Fantastic stay.

Reviewed on Mar 25, 2026

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Drury Plaza Hotel St. Louis Chesterfield
Larkspur Landing Extended Stay Suites St. Louis Riverport - Airport West

Larkspur Landing Extended Stay Suites St. Louis Riverport - Airport West

3 out of 5
13639 Riverport Dr Maryland Heights MO
Book a stay at this business-friendly hotel in Maryland Heights. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff and the ...
7.6/10 Good! (1,003 reviews)
Cards constantly messing up One time had to wait 30 mins for front desk to come and she was in the room right behind the desk even after knocking a few times

Reviewed on Mar 24, 2026

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Larkspur Landing Extended Stay Suites St. Louis Riverport - Airport West
See all 559 properties in Brussels
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.