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Cheap flights from Montana to Barcelona from $317

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Montana to Barcelona departing on 4/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Montana to Barcelona

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
8:00 am - 5:35 pm
BZN
-
BCN
26h 35m
3 stops
United Airlines Logo
6:50 am - 12:14 pm
BCN
-
BZN
36h 24m
2 stops
$498United Airlines
Tue, Mar 10 - Tue, Mar 24
United Airlines Logo
6:00 am - 5:35 pm
FCA
-
BCN
27h 35m
2 stops
United Airlines Logo
10:30 am - 11:53 am
BCN
-
FCA
32h 23m
2 stops
$499United Airlines
Wed, Mar 4 - Sun, Mar 8
Scandinavian Airlines Logo
3:20 pm - 8:40 am
FCA
-
BCN
33h 20m
2 stops
Scandinavian Airlines Logo
10:55 am - 11:49 pm
BCN
-
FCA
20h 54m
2 stops
$691Scandinavian Airlines
Wed, Feb 25 - Wed, Mar 4
Delta Logo
5:00 am - 3:00 pm
FCA
-
BCN
26h 00m
2 stops
Delta Logo
10:15 am - 11:49 pm
BCN
-
FCA
21h 34m
2 stops
$695Delta
Wed, Feb 25 - Wed, Mar 4
United Airlines Logo
1:35 pm - 8:35 am
BZN
-
BCN
36h 00m
3 stops
United Airlines Logo
11:55 am - 12:32 pm
BCN
-
BZN
31h 37m
2 stops
$696United Airlines
Thu, Mar 19 - Tue, Mar 24
United Airlines Logo
2:41 pm - 5:35 pm
FCA
-
BCN
18h 54m
2 stops
United Airlines Logo
10:30 am - 11:53 am
BCN
-
FCA
32h 23m
2 stops
$699United Airlines
Wed, Mar 4 - Sun, Mar 8
Multiple Airlines Logo
2:45 pm - 7:35 am
BZN
-
BCN
33h 50m
1 stop
Multiple Airlines Logo
9:45 am - 1:35 pm
BCN
-
BZN
34h 50m
1 stop
$828Multiple Airlines
Thu, Mar 19 - Tue, Mar 24
Lufthansa Logo
11:49 am - 9:00 am
BZN
-
BCN
14h 11m
1 stop
Lufthansa Logo
10:30 am - 9:42 am
BCN
-
BZN
30h 12m
2 stops
$840Lufthansa
Thu, Mar 19 - Tue, Mar 24
Lufthansa Logo
6:30 am - 8:20 am
BIL
-
BCN
18h 50m
2 stops
Lufthansa Logo
10:30 am - 9:53 am
BCN
-
BIL
30h 23m
2 stops
$840Lufthansa
Thu, Mar 19 - Tue, Mar 24
Multiple Airlines Logo
5:27 am - 7:50 am
BIL
-
BCN
19h 23m
1 stop
Multiple Airlines Logo
7:00 pm - 10:09 pm
BCN
-
BIL
34h 09m
2 stops
$1,165Multiple Airlines
Thu, Mar 19 - Tue, Mar 24

United Airlines flights from Montana to Barcelona-El Prat Airport

Our best United Airlines deals on Montana to Barcelona-El Prat Airport flight tickets
United Airlines
Mar 10
BZN8:00 amBozeman Gallatin Field
26h 35m
3 stops
BCN5:35 pmBarcelona-El Prat
Mar 24
BCN6:50 amBarcelona-El Prat
36h 24m
2 stops
BZN12:14 pmBozeman Gallatin Field
$498
United Airlines
Mar 4
FCA6:00 amKalispell Glacier Park
27h 35m
2 stops
BCN5:35 pmBarcelona-El Prat
Mar 8
BCN10:30 amBarcelona-El Prat
32h 23m
2 stops
FCA11:53 amKalispell Glacier Park
$499
United Airlines
Mar 19
BZN1:35 pmBozeman Gallatin Field
36h 00m
3 stops
BCN8:35 amBarcelona-El Prat
Mar 24
BCN11:55 amBarcelona-El Prat
31h 37m
2 stops
BZN12:32 pmBozeman Gallatin Field
$696

Scandinavian Airlines flights from Montana to Barcelona-El Prat Airport

Our best Scandinavian Airlines deals on Montana to Barcelona-El Prat Airport flight tickets
Scandinavian Airlines
Feb 25
FCA3:20 pmKalispell Glacier Park
33h 20m
2 stops
BCN8:40 amBarcelona-El Prat
Mar 4
BCN10:55 amBarcelona-El Prat
20h 54m
2 stops
FCA11:49 pmKalispell Glacier Park
$691
Scandinavian Airlines
Mar 13
BZN2:45 pmBozeman Gallatin Field
33h 50m
1 stop
BCN7:35 amBarcelona-El Prat
Mar 21
BCN11:10 amBarcelona-El Prat
31h 14m
2 stops
BZN11:24 amBozeman Gallatin Field
$1,447

momondo Fare Finder

 
Customize your flight search to find flights from Montana 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 February 7, 2026.
Use the filters below to find and compare flights from Montana to Barcelona-El Prat Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BozemanBarcelona

BZN - BCN

BZNBCN

Bozeman Gallatin Field

Tue 3/10

8:00 am-5:35 pm

3 stops26h 35m

Barcelona-El Prat

Tue 3/24

6:50 am-12:14 pm

2 stops36h 24m

$498

KalispellBarcelona

FCA - BCN

FCABCN

Kalispell Glacier Park

Wed 3/4

6:00 am-5:35 pm

2 stops27h 35m

Barcelona-El Prat

Sun 3/8

10:30 am-11:53 am

2 stops32h 23m

$499

KalispellBarcelona

FCA - BCN

FCABCN

Kalispell Glacier Park

Wed 2/25

3:20 pm-8:40 am

2 stops33h 20m

Barcelona-El Prat

Wed 3/4

10:55 am-11:49 pm

2 stops20h 54m

$691

KalispellBarcelona

FCA - BCN

FCABCN

Kalispell Glacier Park

Wed 2/25

5:00 am-3:00 pm

2 stops26h 00m

Barcelona-El Prat

Wed 3/4

10:15 am-11:49 pm

2 stops21h 34m

$695

BozemanBarcelona

BZN - BCN

BZNBCN

Bozeman Gallatin Field

Thu 3/19

1:35 pm-8:35 am

3 stops36h 00m

Barcelona-El Prat

Tue 3/24

11:55 am-12:32 pm

2 stops31h 37m

$696

KalispellBarcelona

FCA - BCN

FCABCN

Kalispell Glacier Park

Wed 3/4

2:41 pm-5:35 pm

2 stops18h 54m

Barcelona-El Prat

Sun 3/8

10:30 am-11:53 am

2 stops32h 23m

$699

BozemanBarcelona

BZN - BCN

BZNBCN

Bozeman Gallatin Field

Thu 3/19

2:45 pm-7:35 am

1 stop33h 50m

Barcelona-El Prat

Tue 3/24

9:45 am-1:35 pm

1 stop34h 50m

$828

BozemanBarcelona

BZN - BCN

BZNBCN

Bozeman Gallatin Field

Thu 3/19

11:49 am-9:00 am

1 stop14h 11m

Barcelona-El Prat

Tue 3/24

10:30 am-9:42 am

2 stops30h 12m

$840

BillingsBarcelona

BIL - BCN

BILBCN

Billings Logan Intl

Thu 3/19

6:30 am-8:20 am

2 stops18h 50m

Barcelona-El Prat

Tue 3/24

10:30 am-9:53 am

2 stops30h 23m

$840

BillingsBarcelona

BIL - BCN

BILBCN

Billings Logan Intl

Thu 3/19

5:27 am-7:50 am

1 stop19h 23m

Barcelona-El Prat

Tue 3/24

7:00 pm-10:09 pm

2 stops34h 09m

$1,165

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Montana 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 Montana to Barcelona-El Prat Airport flights?

You could potentially save up to 18% on your flight if you consider stops on a Montana to Barcelona-El Prat Airport flight.

Cheap Montana to Barcelona-El Prat Airport flight deals and tips

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

Fastest flight time

18h 20m

Direct flights

None
The fastest flight from Montana to Barcelona-El Prat Airport takes 18h 20m
There are no direct flights from Montana to Barcelona-El Prat Airport. There are no popular flight routes from Montana to Barcelona-El Prat Airport.
Search flight deals

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

    Prices for flights from Montana to Barcelona-El Prat Airport are updated daily.

  • How many operators does momondo search for flights from Montana to Barcelona-El Prat Airport?

  • How old do you have to be to fly from Montana to Barcelona-El Prat Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Montana 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.

Best airlines flying from Montana to Barcelona-El Prat Airport

Compare and see reviews for airlines that fly from Montana to Barcelona-El Prat Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $490Free CancellationRating
7.4
9,253 reviews
Search United Airlines flights
American AirlinesPriceFrom $774Free CancellationRating
7.2
11,249 reviews
Search American Airlines flights

Traveling to a place near Barcelona?

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

Why use momondo?

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

Finding the right flight to Barcelona from Montana is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Barcelona quick and easy, saving you time and money.

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

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

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

Once all potential Montana to Barcelona flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes. momondo can track prices for Montana 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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