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Cheap flights from Kalispell to Barcelona from $790

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 Barcelona departing on 12/6. 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
1 adult, Economy, 0 bags

Find the cheapest flights from Kalispell to Barcelona

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
3:35 pm - 7:00 pmFCA  Kalispell Glacier Park-BCN Barcelona-El Prat
19h 25m2 stops Minneapolis St Paul Amsterdam Schiphol
Multiple Airlines Logo
8:20 pm - 5:35 pmBCN  Barcelona-El Prat-FCA Kalispell Glacier Park
29h 15m2 stops Paris Charles de Gaulle Salt Lake City
$790Multiple Airlines
Sun, Dec 6 - Wed, Dec 9
United Airlines Logo
6:15 am - 7:55 pmFCA  Kalispell Glacier Park-BCN Barcelona-El Prat
29h 40m2 stops Denver Intl Frankfurt am Main
United Airlines Logo
6:50 am - 9:30 pmBCN  Barcelona-El Prat-FCA Kalispell Glacier Park
22h 40m2 stops Frankfurt am Main Denver Intl
$792United Airlines
Tue, Dec 29 - Tue, Jan 12
United Airlines Logo
2:31 pm - 8:20 amFCA  Kalispell Glacier Park-BCN Barcelona-El Prat
33h 49m2 stops Denver Intl Washington, D.C. Dulles Intl
United Airlines Logo
1:15 pm - 9:36 pmBCN  Barcelona-El Prat-FCA Kalispell Glacier Park
40h 21m2 stops Toronto Pearson Intl Denver Intl
$804United Airlines
Sat, Sep 19 - Wed, Oct 7
United Airlines Logo
10:50 am - 8:20 amFCA  Kalispell Glacier Park-BCN Barcelona-El Prat
37h 30m2 stops Denver Intl Washington, D.C. Dulles Intl
United Airlines Logo
3:15 pm - 10:04 amBCN  Barcelona-El Prat-FCA Kalispell Glacier Park
26h 49m2 stops Chicago O'Hare Intl Denver Intl
$819United Airlines
Sat, Sep 19 - Wed, Oct 7
United Airlines Logo
10:50 am - 8:20 amFCA  Kalispell Glacier Park-BCN Barcelona-El Prat
37h 30m2 stops Denver Intl Washington, D.C. Dulles Intl
United Airlines Logo
3:15 pm - 11:28 amBCN  Barcelona-El Prat-FCA Kalispell Glacier Park
28h 13m1 stop Chicago O'Hare Intl
$826United Airlines
Sat, Sep 19 - Wed, Oct 7
United Airlines Logo
6:15 am - 9:00 amFCA  Kalispell Glacier Park-BCN Barcelona-El Prat
18h 45m2 stops Denver Intl Washington, D.C. Reagan-National
United Airlines Logo
6:50 am - 9:30 pmBCN  Barcelona-El Prat-FCA Kalispell Glacier Park
22h 40m2 stops Frankfurt am Main Denver Intl
$828United Airlines
Thu, Dec 31 - Tue, Jan 12
United Airlines Logo
2:45 pm - 5:35 pmFCA  Kalispell Glacier Park-BCN Barcelona-El Prat
18h 50m2 stops Denver Intl Munich Franz Josef Strauss
United Airlines Logo
6:50 am - 9:30 pmBCN  Barcelona-El Prat-FCA Kalispell Glacier Park
22h 40m2 stops Frankfurt am Main Denver Intl
$830United Airlines
Fri, Jan 1 - Tue, Jan 12
United Airlines Logo
1:40 pm - 5:35 pmFCA  Kalispell Glacier Park-BCN Barcelona-El Prat
43h 55m2 stops San Francisco Munich Franz Josef Strauss
United Airlines Logo
6:50 am - 9:30 pmBCN  Barcelona-El Prat-FCA Kalispell Glacier Park
22h 40m2 stops Frankfurt am Main Denver Intl
$836United Airlines
Wed, Dec 30 - Tue, Jan 12
United Airlines Logo
6:15 am - 9:00 amFCA  Kalispell Glacier Park-BCN Barcelona-El Prat
18h 45m2 stops Denver Intl Washington, D.C. Reagan-National
United Airlines Logo
11:50 am - 9:30 pmBCN  Barcelona-El Prat-FCA Kalispell Glacier Park
41h 40m2 stops Munich Franz Josef Strauss Denver Intl
$839United Airlines
Thu, Dec 31 - Mon, Jan 11
United Airlines Logo
6:15 am - 7:55 pmFCA  Kalispell Glacier Park-BCN Barcelona-El Prat
29h 40m2 stops Denver Intl Frankfurt am Main
United Airlines Logo
6:50 am - 9:30 pmBCN  Barcelona-El Prat-FCA Kalispell Glacier Park
22h 40m2 stops Frankfurt am Main Denver Intl
$842United Airlines
Tue, Dec 29 - Sat, Jan 9

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American Airlines flights from Kalispell to Barcelona-El Prat Airport

Our best American Airlines deals on Kalispell to Barcelona-El Prat Airport flight tickets
American Airlines
Sep 19
FCA3:26 pmKalispell Glacier Park
19h 09m
2 stops
BCN6:35 pmBarcelona-El Prat
Oct 3
BCN7:00 pmBarcelona-El Prat
25h 44m
2 stops
FCA12:44 pmKalispell Glacier Park
$953
American Airlines
Sep 19
FCA3:26 pmKalispell Glacier Park
19h 09m
2 stops
BCN6:35 pmBarcelona-El Prat
Oct 3
BCN10:45 amBarcelona-El Prat
35h 48m
1 stop
FCA2:33 pmKalispell Glacier Park
$1,018
American Airlines
Sep 19
FCA3:26 pmKalispell Glacier Park
19h 09m
2 stops
BCN6:35 pmBarcelona-El Prat
Oct 3
BCN10:30 amBarcelona-El Prat
34h 14m
1 stop
FCA12:44 pmKalispell Glacier Park
$1,019

United Airlines flights from Kalispell to Barcelona-El Prat Airport

Our best United Airlines deals on Kalispell to Barcelona-El Prat Airport flight tickets
United Airlines
Dec 29
FCA6:15 amKalispell Glacier Park
29h 40m
2 stops
BCN7:55 pmBarcelona-El Prat
Jan 12
BCN6:50 amBarcelona-El Prat
22h 40m
2 stops
FCA9:30 pmKalispell Glacier Park
$792
United Airlines
Sep 19
FCA2:31 pmKalispell Glacier Park
33h 49m
2 stops
BCN8:20 amBarcelona-El Prat
Oct 7
BCN1:15 pmBarcelona-El Prat
40h 21m
2 stops
FCA9:36 pmKalispell Glacier Park
$804
United Airlines
Sep 19
FCA10:50 amKalispell Glacier Park
37h 30m
2 stops
BCN8:20 amBarcelona-El Prat
Oct 7
BCN3:15 pmBarcelona-El Prat
26h 49m
2 stops
FCA10:04 amKalispell Glacier Park
$819

momondo Fare Finder

 
Customize your flight search to find flights from Kalispell to Barcelona-El Prat 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 August 13, 2026.
Use the filters below to find and compare flights from Kalispell to Barcelona-El Prat Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KalispellBarcelona

FCA Kalispell Glacier Park - BCN Barcelona-El Prat

FCABCN

Kalispell Glacier Park

Sun 12/6

3:35 pm-7:00 pm

2 stops19h 25m

Barcelona-El Prat

Wed 12/9

8:20 pm-5:35 pm

2 stops29h 15m

$790

KalispellBarcelona

FCA Kalispell Glacier Park - BCN Barcelona-El Prat

FCABCN

Kalispell Glacier Park

Tue 12/29

6:15 am-7:55 pm

2 stops29h 40m

Barcelona-El Prat

Tue 1/12

6:50 am-9:30 pm

2 stops22h 40m

$792

KalispellBarcelona

FCA Kalispell Glacier Park - BCN Barcelona-El Prat

FCABCN

Kalispell Glacier Park

Sat 9/19

2:31 pm-8:20 am

2 stops33h 49m

Barcelona-El Prat

Wed 10/7

1:15 pm-9:36 pm

2 stops40h 21m

$804

KalispellBarcelona

FCA Kalispell Glacier Park - BCN Barcelona-El Prat

FCABCN

Kalispell Glacier Park

Sat 9/19

10:50 am-8:20 am

2 stops37h 30m

Barcelona-El Prat

Wed 10/7

3:15 pm-10:04 am

2 stops26h 49m

$819

KalispellBarcelona

FCA Kalispell Glacier Park - BCN Barcelona-El Prat

FCABCN

Kalispell Glacier Park

Sat 9/19

10:50 am-8:20 am

2 stops37h 30m

Barcelona-El Prat

Wed 10/7

3:15 pm-11:28 am

1 stop28h 13m

$826
Quickest round-trip

KalispellBarcelona

FCA Kalispell Glacier Park - BCN Barcelona-El Prat

FCABCN

Kalispell Glacier Park

Thu 12/31

6:15 am-9:00 am

2 stops18h 45m

Barcelona-El Prat

Tue 1/12

6:50 am-9:30 pm

2 stops22h 40m

$828

KalispellBarcelona

FCA Kalispell Glacier Park - BCN Barcelona-El Prat

FCABCN

Kalispell Glacier Park

Fri 1/1

2:45 pm-5:35 pm

2 stops18h 50m

Barcelona-El Prat

Tue 1/12

6:50 am-9:30 pm

2 stops22h 40m

$830

KalispellBarcelona

FCA Kalispell Glacier Park - BCN Barcelona-El Prat

FCABCN

Kalispell Glacier Park

Wed 12/30

1:40 pm-5:35 pm

2 stops43h 55m

Barcelona-El Prat

Tue 1/12

6:50 am-9:30 pm

2 stops22h 40m

$836

KalispellBarcelona

FCA Kalispell Glacier Park - BCN Barcelona-El Prat

FCABCN

Kalispell Glacier Park

Thu 12/31

6:15 am-9:00 am

2 stops18h 45m

Barcelona-El Prat

Mon 1/11

11:50 am-9:30 pm

2 stops41h 40m

$839

KalispellBarcelona

FCA Kalispell Glacier Park - BCN Barcelona-El Prat

FCABCN

Kalispell Glacier Park

Tue 12/29

6:15 am-7:55 pm

2 stops29h 40m

Barcelona-El Prat

Sat 1/9

6:50 am-9:30 pm

2 stops22h 40m

$842

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Barcelona from

How to get the cheapest flight ticket from Kalispell to Barcelona-El Prat Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on Kalispell to Barcelona-El Prat Airport flights?

You could potentially save up to 26% on your flight if you consider stops on a Kalispell to Barcelona-El Prat Airport flight.

When to book flights from Kalispell to Barcelona-El Prat Airport

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

Cheap Kalispell to Barcelona-El Prat Airport (FCA to BCN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kalispell to Barcelona-El Prat Airport

Fastest flight time

19h 25m

Direct flights

None
The fastest flight from Kalispell to Barcelona-El Prat Airport takes 19h 25m
There are no direct flights from Kalispell to Barcelona-El Prat Airport. There are no popular flight routes from Kalispell to Barcelona-El Prat Airport.
Search flight deals

Frequently asked questions about flying from Kalispell to Barcelona-El Prat Airport

  • How far is Kalispell Glacier Park to Barcelona-El Prat by plane?

    There are 5135.4 mi between Kalispell Glacier Park and Barcelona-El Prat. By plane, this route typically takes 19h 25m.

  • When did momondo last update prices for flights from Kalispell Glacier Park Airport to Barcelona-El Prat Airport?

    Prices for flights from Kalispell Glacier Park Airport to Barcelona-El Prat Airport were last updated today.

  • How old do you have to be to fly from Kalispell Glacier Park Airport to Barcelona-El Prat 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 Barcelona-El Prat Airport.

  • What documentation or ID do you need to fly to Barcelona-El Prat Airport?

    The necessary travel and health documents for your Barcelona-El Prat 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.

Traveling to a place near Barcelona?

Book flights to Barcelona if you plan to visit one of these locations
Lloret de Mar
Sitges
Salou
Tarragona
Castelldefels
El Prat de Llobregat
L'Hospitalet de Llobregat
Tossa de Mar
Calella
Cadaques
Cambrils
Roses
Badalona
Santa Susanna
Calella de Palafrugell
Pals
Empuriabrava
Palafrugell
Malgrat de Mar
Pineda de Mar

Why use momondo?

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

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 Barcelona for you.

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

Yes. momondo allows you to filter the results for Kalispell to Barcelona flights to just show those with flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Barcelona from Kalispell. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for Kalispell to Barcelona flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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