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Brussels

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Brussels Flights as Low as $56

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

Frontier Airlines
Tue, Jun 9 - Tue, Jun 9
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$56 Roundtrip, found 1 day ago
$56
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Tue, Jun 9 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Tue, Jun 9, priced at $56 found 1 day ago
Frontier Airlines
Wed, Jun 10 - Fri, Jun 12
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$58 Roundtrip, found 1 day ago
$58
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Wed, Jun 10 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Fri, Jun 12, priced at $58 found 1 day ago
Frontier Airlines
Mon, Jul 20 - Thu, Jul 23
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$66 Roundtrip, found 22 hours ago
$66
Roundtrip
found 22 hours ago
Select Frontier Airlines flight, departing Mon, Jul 20 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Thu, Jul 23, priced at $66 found 22 hours ago
Frontier Airlines
Wed, Jun 10 - Wed, Jun 10
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$68 Roundtrip, found 3 days ago
$68
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Wed, Jun 10 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Wed, Jun 10, priced at $68 found 3 days ago
Frontier Airlines
Fri, Jun 19 - Mon, Jun 22
DFW
Dallas-Fort Worth Intl.
STL
Lambert-St. Louis Intl.
$108 Roundtrip, found 1 hour ago
$108
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Fri, Jun 19 from Dallas-Fort Worth Intl. to Lambert-St. Louis Intl., returning Mon, Jun 22, priced at $108 found 1 hour ago
Delta
Tue, Jun 9 - Tue, Jun 9
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$112 Roundtrip, found 1 day ago
$112
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Jun 9 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Tue, Jun 9, priced at $112 found 1 day ago
Delta
Tue, Aug 11 - Tue, Aug 25
MSP
Minneapolis - St. Paul Intl.
STL
Lambert-St. Louis Intl.
$117 Roundtrip, found 5 days ago
$117
Roundtrip
found 5 days ago
Select Delta flight, departing Tue, Aug 11 from Minneapolis - St. Paul Intl. to Lambert-St. Louis Intl., returning Tue, Aug 25, priced at $117 found 5 days ago
Frontier Airlines
Tue, Jun 9 - Tue, Jun 23
EWR
Newark Liberty Intl. Airport
STL
Lambert-St. Louis Intl.
$195 Roundtrip, found 1 day ago
$195
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Tue, Jun 9 from Newark Liberty Intl. Airport to Lambert-St. Louis Intl., returning Tue, Jun 23, priced at $195 found 1 day ago
United
Tue, Aug 11 - Tue, Aug 25
MSP
Minneapolis - St. Paul Intl.
STL
Lambert-St. Louis Intl.
$197 Roundtrip, found 5 days ago
$197
Roundtrip
found 5 days ago
Select United flight, departing Tue, Aug 11 from Minneapolis - St. Paul Intl. to Lambert-St. Louis Intl., returning Tue, Aug 25, priced at $197 found 5 days ago
American Airlines
Tue, Jun 9 - Tue, Jun 9
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$217 Roundtrip, found 1 day ago
$217
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, Jun 9 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Tue, Jun 9, priced at $217 found 1 day ago
Bargain Flight
Tue, Jun 23 - Tue, Jun 30
DCA
Ronald Reagan Washington National
STL
Lambert-St. Louis Intl.
$231 Roundtrip, found 23 hours ago
$231
Roundtrip
found 23 hours ago
Select Bargain Flight flight, departing Tue, Jun 23 from Ronald Reagan Washington National to Lambert-St. Louis Intl., returning Tue, Jun 30, priced at $231 found 23 hours ago
Frontier Airlines
Tue, Jun 16 - Thu, Jun 25
BWI
Baltimore Washington Intl. Thurgood Marshall
STL
Lambert-St. Louis Intl.
$239 Roundtrip, found 1 day ago
$239
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Tue, Jun 16 from Baltimore Washington Intl. Thurgood Marshall to Lambert-St. Louis Intl., returning Thu, Jun 25, priced at $239 found 1 day ago
Bargain Flight
Tue, Jul 28 - Tue, Aug 11
JAX
Jacksonville Intl.
STL
Lambert-St. Louis Intl.
$265 Roundtrip, found 2 days ago
$265
Roundtrip
found 2 days ago
Select Bargain Flight flight, departing Tue, Jul 28 from Jacksonville Intl. to Lambert-St. Louis Intl., returning Tue, Aug 11, priced at $265 found 2 days ago
Delta
Tue, Jun 16 - Tue, Jun 30
DAL
Love Field
STL
Lambert-St. Louis Intl.
$281 Roundtrip, found 1 day ago
$281
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Jun 16 from Love Field to Lambert-St. Louis Intl., returning Tue, Jun 30, priced at $281 found 1 day ago
Delta
Wed, Jul 15 - Sat, Jul 18
SYR
Hancock Intl.
STL
Lambert-St. Louis Intl.
$291 Roundtrip, found 5 days ago
$291
Roundtrip
found 5 days ago
Select Delta flight, departing Wed, Jul 15 from Hancock Intl. to Lambert-St. Louis Intl., returning Sat, Jul 18, priced at $291 found 5 days ago
Frontier Airlines
Sat, May 30 - Sat, Jun 6
IAD
Washington Dulles Intl.
STL
Lambert-St. Louis Intl.
$398 Roundtrip, found 2 hours ago
$398
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Sat, May 30 from Washington Dulles Intl. to Lambert-St. Louis Intl., returning Sat, Jun 6, priced at $398 found 2 hours ago

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 June, 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 14 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 $56, 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 $56 right now, why wait?

Brussels Flight Information
Destination airport
Lambert-St. Louis Intl.
Destination airport IATA code
STL
Roundtrip price
$56

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! (2,218 reviews)
Ehh better quality rooms and room amenities in a Holiday Inn Express and about 1/3 the price. Nothing too bad and was clean and convenient for the concert at hotel-casino-amphitheater venue.

Reviewed on May 16, 2026

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Hollywood Casino & Hotel St. Louis
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 ...
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Pear Tree Inn St. Louis Airport
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! (1,083 reviews)
It was entirely too loud. Parties taking place in our hallway. Nice room, but staff has no control over late night guests. We won’t stay here again.

Reviewed on May 13, 2026

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Renaissance St. Louis Airport Hotel
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! (1,992 reviews)
My room had construction happeing insode. Tools and flashlights. Plus a hole in the wall and the dresser wasnt in place. An open ac heat box and unit were just open and layes on the table. A mess!

Reviewed on May 15, 2026

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Motel 6 Hazelwood, MO
Drury Inn & Suites St. Louis Airport

Drury Inn & Suites St. Louis Airport

3 out of 5
10490 Natural Bridge Rd St. Louis MO
Book a stay at this business-friendly hotel in St. Louis. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful ...
9.2/10 Wonderful! (1,235 reviews)
Breakfast and dinner were surprisingly good. Real happy with the stay

Reviewed on May 15, 2026

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Drury Inn & Suites 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 a full-service spa, 6 restaurants, and a casino. Our guests praise the clean rooms in our reviews. Popular ...
8.6/10 Excellent! (1,005 reviews)
After a chilly afternoon poolside, I was looking forward to a hot shower and instead experienced one with barely any warmth. You would think this wouldn’t be the case in such a nice establishment. I stay here agin in June and will ask for a lower level room, hopefully it will help. Other than that, ...

Reviewed on May 16, 2026

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Ameristar Casino Resort and Spa
La Quinta Inn & Suites by Wyndham St. Louis Westport

La Quinta Inn & Suites by Wyndham St. Louis Westport

3 out of 5
11805 Lackland Rd Maryland Heights MO
Book a stay at this business-friendly hotel in Maryland Heights. Enjoy free WiFi, free parking, and a free airport shuttle. Our guests praise the helpful staff ...
7.2/10 Good! (1,118 reviews)
Staff with kind and helpful, clean place, close to good restaurants, soft sheets and pillows.

Reviewed on May 16, 2026

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La Quinta Inn & Suites by Wyndham St. Louis Westport
Hyatt Select St. Louis Airport

Hyatt Select St. Louis Airport

2.5 out of 5
4576 Woodson Road St. Louis MO
Book a stay at this business-friendly hotel in St. Louis. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful ...
9.2/10 Wonderful! (1,002 reviews)
Great stay.

Reviewed on May 16, 2026

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Hyatt Select St. Louis Airport
See all 558 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.