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Cheap flights from Kalispell to Brussels from $661

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Kalispell to Brussels departing on 4/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
2:29 pm - 1:15 pmFCA-BRU
14h 46m2 stops
United Airlines Logo
12:45 pm - 9:30 pmBRU-FCA
40h 45m2 stops
$661United Airlines
Find Deal
Thu, Apr 2 - Mon, Apr 6
United Airlines Logo
12:37 pm - 9:00 amFCA-BRU
12h 23m1 stop
United Airlines Logo
12:45 pm - 9:30 pmBRU-FCA
40h 45m2 stops
$665United Airlines
Find Deal
Thu, Apr 2 - Mon, Apr 6
United Airlines Logo
2:29 pm - 1:15 pmFCA-BRU
14h 46m2 stops
United Airlines Logo
12:45 pm - 1:33 pmBRU-FCA
56h 48m2 stops
$667United Airlines
Find Deal
Thu, Apr 2 - Mon, Apr 6
United Airlines Logo
12:37 pm - 9:00 amFCA-BRU
12h 23m1 stop
United Airlines Logo
12:45 pm - 1:33 pmBRU-FCA
56h 48m2 stops
$670United Airlines
Find Deal
Thu, Apr 2 - Mon, Apr 6
Delta Logo
3:00 pm - 8:40 amFCA-BRU
33h 40m2 stops
Delta Logo
3:05 pm - 1:51 pmBRU-FCA
54h 46m2 stops
$676Delta
Find Deal
Thu, Apr 2 - Mon, Apr 6
United Airlines Logo
12:37 pm - 9:00 amFCA-BRU
12h 23m1 stop
United Airlines Logo
10:30 am - 9:30 pmBRU-FCA
19h 00m2 stops
$712United Airlines
Find Deal
Thu, Apr 2 - Mon, Apr 6

United Airlines flights from Kalispell to Brussels Bruxelles-National Airport

Our best United Airlines deals on Kalispell to Brussels Bruxelles-National Airport flight tickets
United Airlines
Apr 2
FCA2:29 pmKalispell Glacier Park
14h 46m
2 stops
BRU1:15 pmBrussels Bruxelles-National
Apr 6
BRU12:45 pmBrussels Bruxelles-National
40h 45m
2 stops
FCA9:30 pmKalispell Glacier Park
$661
Find similar
United Airlines
Apr 2
FCA12:37 pmKalispell Glacier Park
12h 23m
1 stop
BRU9:00 amBrussels Bruxelles-National
Apr 6
BRU12:45 pmBrussels Bruxelles-National
40h 45m
2 stops
FCA9:30 pmKalispell Glacier Park
$665
Find similar
United Airlines
Apr 2
FCA2:29 pmKalispell Glacier Park
14h 46m
2 stops
BRU1:15 pmBrussels Bruxelles-National
Apr 6
BRU12:45 pmBrussels Bruxelles-National
56h 48m
2 stops
FCA1:33 pmKalispell Glacier Park
$667
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Kalispell to Brussels Bruxelles-National Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated November 5, 2025.
Use the filters below to find and compare flights from Kalispell to Brussels Bruxelles-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

KalispellBrussels

FCA - BRU

FCABRU

Kalispell Glacier Park

Thu 4/2

2:29 pm-1:15 pm

2 stops14h 46m

Brussels Bruxelles-National

Mon 4/6

12:45 pm-9:30 pm

2 stops40h 45m

$661

KalispellBrussels

FCA - BRU

FCABRU

Kalispell Glacier Park

Thu 4/2

12:37 pm-9:00 am

1 stop12h 23m

Brussels Bruxelles-National

Mon 4/6

12:45 pm-9:30 pm

2 stops40h 45m

$665

KalispellBrussels

FCA - BRU

FCABRU

Kalispell Glacier Park

Thu 4/2

2:29 pm-1:15 pm

2 stops14h 46m

Brussels Bruxelles-National

Mon 4/6

12:45 pm-1:33 pm

2 stops56h 48m

$667

KalispellBrussels

FCA - BRU

FCABRU

Kalispell Glacier Park

Thu 4/2

12:37 pm-9:00 am

1 stop12h 23m

Brussels Bruxelles-National

Mon 4/6

12:45 pm-1:33 pm

2 stops56h 48m

$670

KalispellBrussels

FCA - BRU

FCABRU

Kalispell Glacier Park

Thu 4/2

3:00 pm-8:40 am

2 stops33h 40m

Brussels Bruxelles-National

Mon 4/6

3:05 pm-1:51 pm

2 stops54h 46m

$676

KalispellBrussels

FCA - BRU

FCABRU

Kalispell Glacier Park

Thu 4/2

12:37 pm-9:00 am

1 stop12h 23m

Brussels Bruxelles-National

Mon 4/6

10:30 am-9:30 pm

2 stops19h 00m

$712

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Kalispell to Brussels Bruxelles-National Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Kalispell to Brussels Bruxelles-National Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Kalispell to Brussels Bruxelles-National Airport (FCA to BRU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kalispell to Brussels Bruxelles-National Airport

Direct flights

None
There are no direct flights from Kalispell to Brussels Bruxelles-National Airport. There are no popular flight routes from Kalispell to Brussels Bruxelles-National Airport.
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  • How far is Kalispell Glacier Park to Brussels Bruxelles-National by plane?

    Brussels Bruxelles-National is 4689.2 mi away from Kalispell Glacier Park. By plane, this route typically takes 12h 23m.

  • When did momondo last update prices for flights from Kalispell Glacier Park Airport to Brussels Bruxelles-National Airport?

    Prices for flights from Kalispell Glacier Park Airport to Brussels Bruxelles-National Airport were last updated today.

  • How old do you have to be to fly from Kalispell Glacier Park Airport to Brussels Bruxelles-National Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Kalispell Glacier Park Airport to Brussels Bruxelles-National Airport.

  • What documentation or ID do you need to fly to Brussels Bruxelles-National Airport?

    The necessary travel and health documents for your Brussels Bruxelles-National Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • How do I get Price Alerts for flights from Kalispell to Brussels Bruxelles-National Airport?

    Search flight deals from Kalispell to Brussels Bruxelles-National Airport. While viewing offers you’ll have the option to create a Price Alert.

  • How can I save money on flights from Kalispell to Brussels Bruxelles-National Airport with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Traveling to a place near Brussels?

Book flights to Brussels if you plan to visit one of these locations
Ghent
Bruges
Leuven
Charleroi
Hasselt
Spa
Zaventem
Namur
Dinant
Mons
Genk
Waterloo
Mechelen
Durbuy
Francorchamps
Knokke-Heist
Aalst
Tournai
Oostkamp
Halle

Why use momondo?

Why should I use momondo to find a flight deal from Kalispell to Brussels?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Kalispell to Brussels for you.

Can I find flights from Kalispell to Brussels with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Brussels from Kalispell with this policy.

How can momondo help me find flights from Kalispell to Brussels?

Once you have performed a search for Kalispell to Brussels flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Kalispell to Brussels right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Kalispell to Brussels now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Brussels and let you know when they change.

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