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Cheap flights from Montana to Barcelona from $386

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 7/24. 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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Montana to Barcelona

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
4:24 pm - 1:15 pm
BZN
-
BCN
12h 51m
1 stop
United Airlines Logo
12:15 pm - 9:04 pm
BCN
-
BZN
40h 49m
2 stops
$749United Airlines
Tue, Sep 29 - Tue, Oct 6
United Airlines Logo
6:30 am - 8:20 am
BZN
-
BCN
17h 50m
2 stops
United Airlines Logo
12:15 pm - 9:04 pm
BCN
-
BZN
40h 49m
2 stops
$753United Airlines
Tue, Sep 29 - Tue, Oct 6
United Airlines Logo
6:15 am - 8:20 am
FCA
-
BCN
18h 05m
2 stops
United Airlines Logo
9:55 am - 9:42 pm
BCN
-
FCA
19h 47m
2 stops
$772United Airlines
Mon, Nov 2 - Tue, Nov 10
KLM Logo
6:35 am - 10:15 am
FCA
-
BCN
19h 40m
2 stops
KLM Logo
8:10 pm - 5:29 pm
BCN
-
FCA
28h 19m
2 stops
$781KLM
Sun, Sep 27 - Mon, Oct 26
Delta Logo
8:25 am - 11:10 am
BZN
-
BCN
18h 45m
1 stop
Delta Logo
1:20 pm - 10:49 pm
BCN
-
BZN
17h 29m
1 stop
$803Delta
Tue, Sep 22 - Wed, Sep 30
Delta Logo
6:17 am - 3:35 pm
BZN
-
BCN
25h 18m
2 stops
Delta Logo
1:20 pm - 10:49 pm
BCN
-
BZN
17h 29m
1 stop
$806Delta
Tue, Sep 22 - Wed, Sep 30
American Airlines Logo
12:02 pm - 1:50 pm
BZN
-
BCN
17h 48m
2 stops
American Airlines Logo
10:45 am - 3:26 pm
BCN
-
BZN
36h 41m
1 stop
$820American Airlines
Fri, Sep 25 - Tue, Sep 29
American Airlines Logo
3:26 pm - 6:25 pm
FCA
-
BCN
18h 59m
2 stops
American Airlines Logo
11:30 am - 12:28 pm
BCN
-
FCA
31h 58m
1 stop
$821American Airlines
Sun, Sep 27 - Mon, Oct 26
Lufthansa Logo
4:24 pm - 1:15 pm
BZN
-
BCN
12h 51m
1 stop
Lufthansa Logo
3:15 pm - 11:45 am
BCN
-
BZN
28h 30m
1 stop
$825Lufthansa
Tue, Sep 29 - Tue, Oct 6
Lufthansa Logo
3:58 pm - 1:15 pm
FCA
-
BCN
13h 17m
1 stop
Lufthansa Logo
4:10 pm - 3:21 pm
BCN
-
FCA
31h 11m
1 stop
$937Lufthansa
Wed, Aug 12 - Wed, Aug 19

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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
Sep 29
BZN4:24 pmBozeman Gallatin Field
12h 51m
1 stop
BCN1:15 pmBarcelona-El Prat
Oct 6
BCN12:15 pmBarcelona-El Prat
40h 49m
2 stops
BZN9:04 pmBozeman Gallatin Field
$749
United Airlines
Sep 29
BZN6:30 amBozeman Gallatin Field
17h 50m
2 stops
BCN8:20 amBarcelona-El Prat
Oct 6
BCN12:15 pmBarcelona-El Prat
40h 49m
2 stops
BZN9:04 pmBozeman Gallatin Field
$753
United Airlines
Nov 2
FCA6:15 amKalispell Glacier Park
18h 05m
2 stops
BCN8:20 amBarcelona-El Prat
Nov 10
BCN9:55 amBarcelona-El Prat
19h 47m
2 stops
FCA9:42 pmKalispell Glacier Park
$772

Lufthansa flights from Montana to Barcelona-El Prat Airport

Our best Lufthansa deals on Montana to Barcelona-El Prat Airport flight tickets
Lufthansa
Sep 29
BZN4:24 pmBozeman Gallatin Field
12h 51m
1 stop
BCN1:15 pmBarcelona-El Prat
Oct 6
BCN3:15 pmBarcelona-El Prat
28h 30m
1 stop
BZN11:45 amBozeman Gallatin Field
$825
Lufthansa
Aug 12
FCA3:58 pmKalispell Glacier Park
13h 17m
1 stop
BCN1:15 pmBarcelona-El Prat
Aug 19
BCN4:10 pmBarcelona-El Prat
31h 11m
1 stop
FCA3:21 pmKalispell Glacier Park
$937

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 June 28, 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

Cheapest round-trip

BozemanBarcelona

BZN - BCN

BZNBCN

Bozeman Gallatin Field

Tue 9/29

4:24 pm-1:15 pm

1 stop12h 51m

Barcelona-El Prat

Tue 10/6

12:15 pm-9:04 pm

2 stops40h 49m

$749

BozemanBarcelona

BZN - BCN

BZNBCN

Bozeman Gallatin Field

Tue 9/29

6:30 am-8:20 am

2 stops17h 50m

Barcelona-El Prat

Tue 10/6

12:15 pm-9:04 pm

2 stops40h 49m

$753

KalispellBarcelona

FCA - BCN

FCABCN

Kalispell Glacier Park

Mon 11/2

6:15 am-8:20 am

2 stops18h 05m

Barcelona-El Prat

Tue 11/10

9:55 am-9:42 pm

2 stops19h 47m

$772

KalispellBarcelona

FCA - BCN

FCABCN

Kalispell Glacier Park

Sun 9/27

6:35 am-10:15 am

2 stops19h 40m

Barcelona-El Prat

Mon 10/26

8:10 pm-5:29 pm

2 stops28h 19m

$781
Quickest round-trip

BozemanBarcelona

BZN - BCN

BZNBCN

Bozeman Gallatin Field

Tue 9/22

8:25 am-11:10 am

1 stop18h 45m

Barcelona-El Prat

Wed 9/30

1:20 pm-10:49 pm

1 stop17h 29m

$803

BozemanBarcelona

BZN - BCN

BZNBCN

Bozeman Gallatin Field

Tue 9/22

6:17 am-3:35 pm

2 stops25h 18m

Barcelona-El Prat

Wed 9/30

1:20 pm-10:49 pm

1 stop17h 29m

$806

BozemanBarcelona

BZN - BCN

BZNBCN

Bozeman Gallatin Field

Fri 9/25

12:02 pm-1:50 pm

2 stops17h 48m

Barcelona-El Prat

Tue 9/29

10:45 am-3:26 pm

1 stop36h 41m

$820

KalispellBarcelona

FCA - BCN

FCABCN

Kalispell Glacier Park

Sun 9/27

3:26 pm-6:25 pm

2 stops18h 59m

Barcelona-El Prat

Mon 10/26

11:30 am-12:28 pm

1 stop31h 58m

$821

BozemanBarcelona

BZN - BCN

BZNBCN

Bozeman Gallatin Field

Tue 9/29

4:24 pm-1:15 pm

1 stop12h 51m

Barcelona-El Prat

Tue 10/6

3:15 pm-11:45 am

1 stop28h 30m

$825

KalispellBarcelona

FCA - BCN

FCABCN

Kalispell Glacier Park

Wed 8/12

3:58 pm-1:15 pm

1 stop13h 17m

Barcelona-El Prat

Wed 8/19

4:10 pm-3:21 pm

1 stop31h 11m

$937

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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

What is the cheapest month to fly to Barcelona-El Prat Airport?

The cheapest month to fly to Barcelona-El Prat Airport from Montana is in November. Flight prices, which tend to average around $434, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of November, then book flights to Barcelona-El Prat Airport from Montana during January instead. Flights to Barcelona-El Prat Airport in January, while not as cheap as those in November, still average around $465.

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

You could potentially save up to 22% 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

16h 26m

Direct flights

None
The fastest flight from Montana to Barcelona-El Prat Airport takes 16h 26m
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

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

  • 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
9,899 reviews
Search United Airlines flights
American AirlinesPriceFrom $735Free CancellationRating
7.1
11,774 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
Tarragona
Castelldefels
Tossa de Mar
El Prat de Llobregat
L'Hospitalet de Llobregat
Cambrils
Calella
Cadaques
Badalona
Empuriabrava
Roses
Calella de Palafrugell
Pals
Santa Susanna
Palafrugell
Pineda de Mar
Malgrat de Mar

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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