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Cheap flights from Montana to Barcelona from $449

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 11/21. 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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Cheap round-trip flights

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Multiple Airlines Logo
6:04 am - 8:40 amBZN-BCN
18h 36m2 stops
Multiple Airlines Logo
7:55 pm - 10:29 pmBCN-BZN
34h 34m2 stops
$544Multiple Airlines
Find Deal
sáb., nov. 15 - vie., nov. 21
TAP AIR PORTUGAL Logo
11:52 am - 11:45 pmBZN-BCN
28h 53m2 stops
TAP AIR PORTUGAL Logo
6:45 am - 10:42 amBCN-BZN
34h 57m2 stops
$612TAP AIR PORTUGAL
Find Deal
vie., mar. 13 - vie., mar. 20
United Airlines Logo
12:45 pm - 1:10 pmBZN-BCN
16h 25m1 stop
United Airlines Logo
11:55 am - 12:31 pmBCN-BZN
56h 36m2 stops
$628United Airlines
Find Deal
sáb., nov. 15 - vie., nov. 21
United Airlines Logo
6:35 am - 1:10 pmBZN-BCN
23h 35m2 stops
United Airlines Logo
10:30 am - 9:40 pmBCN-BZN
19h 10m2 stops
$726United Airlines
Find Deal
vie., oct. 31 - mié., nov. 12
United Airlines Logo
6:35 am - 1:10 pmBZN-BCN
23h 35m2 stops
United Airlines Logo
3:05 pm - 11:43 amBCN-BZN
28h 38m1 stop
$732United Airlines
Find Deal
vie., oct. 31 - mié., nov. 12
KLM Logo
2:29 pm - 4:30 pmBZN-BCN
19h 01m2 stops
KLM Logo
6:00 am - 10:29 pmBCN-BZN
24h 29m2 stops
$738KLM
Find Deal
vie., oct. 31 - mié., nov. 12
Delta Logo
5:30 am - 7:05 pmBZN-BCN
29h 35m2 stops
Delta Logo
6:00 am - 11:19 pmBCN-BZN
25h 19m2 stops
$820Delta
Find Deal
jue., nov. 20 - vie., nov. 28
Delta Logo
5:30 am - 7:05 pmBZN-BCN
29h 35m2 stops
Delta Logo
6:00 am - 11:19 pmBCN-BZN
25h 19m2 stops
$888Delta
Find Deal
jue., nov. 20 - vie., nov. 28
American Airlines Logo
4:00 pm - 7:50 pmBZN-BCN
20h 50m2 stops
American Airlines Logo
10:45 am - 7:15 pmBCN-BZN
16h 30m1 stop
$920American Airlines
Find Deal
vie., mar. 27 - mar., mar. 31
American Airlines Logo
4:00 pm - 7:50 pmBZN-BCN
20h 50m2 stops
American Airlines Logo
6:30 pm - 12:12 pmBCN-BZN
25h 42m2 stops
$924American Airlines
Find Deal
vie., mar. 27 - mar., mar. 31

American Airlines flights from Montana to Barcelona-El Prat Airport

Our best American Airlines deals on Montana to Barcelona-El Prat Airport flight tickets
American Airlines
Mar 27
BZN4:00 pmBozeman Gallatin Field
20h 50m
2 stops
BCN7:50 pmBarcelona-El Prat
Mar 31
BCN10:45 amBarcelona-El Prat
16h 30m
1 stop
BZN7:15 pmBozeman Gallatin Field
$920
Find similar
American Airlines
Mar 27
BZN4:00 pmBozeman Gallatin Field
20h 50m
2 stops
BCN7:50 pmBarcelona-El Prat
Mar 31
BCN6:30 pmBarcelona-El Prat
25h 42m
2 stops
BZN12:12 pmBozeman Gallatin Field
$924
Find similar
American Airlines
Mar 27
BZN1:50 pmBozeman Gallatin Field
25h 45m
2 stops
BCN10:35 pmBarcelona-El Prat
Mar 31
BCN10:45 amBarcelona-El Prat
16h 30m
1 stop
BZN7:15 pmBozeman Gallatin Field
$970
Find similar

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
Nov 15
BZN12:45 pmBozeman Gallatin Field
16h 25m
1 stop
BCN1:10 pmBarcelona-El Prat
Nov 21
BCN11:55 amBarcelona-El Prat
56h 36m
2 stops
BZN12:31 pmBozeman Gallatin Field
$628
Find similar
United Airlines
Oct 31
BZN6:35 amBozeman Gallatin Field
23h 35m
2 stops
BCN1:10 pmBarcelona-El Prat
Nov 12
BCN10:30 amBarcelona-El Prat
19h 10m
2 stops
BZN9:40 pmBozeman Gallatin Field
$726
Find similar
United Airlines
Oct 31
BZN6:35 amBozeman Gallatin Field
23h 35m
2 stops
BCN1:10 pmBarcelona-El Prat
Nov 12
BCN3:05 pmBarcelona-El Prat
28h 38m
1 stop
BZN11:43 amBozeman Gallatin Field
$732
Find similar

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 octubre 9, 2025.
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

sáb. 11/15

6:04 am-8:40 am

2 stops18h 36m

Barcelona-El Prat

vie. 11/21

7:55 pm-10:29 pm

2 stops34h 34m

$544

BozemanBarcelona

BZN - BCN

BZNBCN

Bozeman Gallatin Field

vie. 3/13

11:52 am-11:45 pm

2 stops28h 53m

Barcelona-El Prat

vie. 3/20

6:45 am-10:42 am

2 stops34h 57m

$612

BozemanBarcelona

BZN - BCN

BZNBCN

Bozeman Gallatin Field

sáb. 11/15

12:45 pm-1:10 pm

1 stop16h 25m

Barcelona-El Prat

vie. 11/21

11:55 am-12:31 pm

2 stops56h 36m

$628

BozemanBarcelona

BZN - BCN

BZNBCN

Bozeman Gallatin Field

vie. 10/31

6:35 am-1:10 pm

2 stops23h 35m

Barcelona-El Prat

mié. 11/12

10:30 am-9:40 pm

2 stops19h 10m

$726

BozemanBarcelona

BZN - BCN

BZNBCN

Bozeman Gallatin Field

vie. 10/31

6:35 am-1:10 pm

2 stops23h 35m

Barcelona-El Prat

mié. 11/12

3:05 pm-11:43 am

1 stop28h 38m

$732

BozemanBarcelona

BZN - BCN

BZNBCN

Bozeman Gallatin Field

vie. 10/31

2:29 pm-4:30 pm

2 stops19h 01m

Barcelona-El Prat

mié. 11/12

6:00 am-10:29 pm

2 stops24h 29m

$738

BozemanBarcelona

BZN - BCN

BZNBCN

Bozeman Gallatin Field

jue. 11/20

5:30 am-7:05 pm

2 stops29h 35m

Barcelona-El Prat

vie. 11/28

6:00 am-11:19 pm

2 stops25h 19m

$820

BozemanBarcelona

BZN - BCN

BZNBCN

Bozeman Gallatin Field

jue. 11/20

5:30 am-7:05 pm

2 stops29h 35m

Barcelona-El Prat

vie. 11/28

6:00 am-11:19 pm

2 stops25h 19m

$888

BozemanBarcelona

BZN - BCN

BZNBCN

Bozeman Gallatin Field

vie. 3/27

4:00 pm-7:50 pm

2 stops20h 50m

Barcelona-El Prat

mar. 3/31

10:45 am-7:15 pm

1 stop16h 30m

$920

BozemanBarcelona

BZN - BCN

BZNBCN

Bozeman Gallatin Field

vie. 3/27

4:00 pm-7:50 pm

2 stops20h 50m

Barcelona-El Prat

mar. 3/31

6:30 pm-12:12 pm

2 stops25h 42m

$924

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

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 February. Flight prices, which tend to average around $568, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of February, then book flights to Barcelona-El Prat Airport from Montana during August instead. Flights to Barcelona-El Prat Airport in August, while not as cheap as those in February, still average around $721.

What is the cheapest day to depart on your flight to Barcelona-El Prat Airport?

The cheapest day to depart on your flight to Barcelona-El Prat Airport is on a Monday when prices can be found for as low as $676. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $1,405. These prices are subject to change though, so be sure to set up a Price Alert for flights to Barcelona-El Prat Airport.

What is the cheapest time of day to depart on your flight to Barcelona-El Prat Airport?

Flying to Barcelona-El Prat Airport from Montana in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $767 when looking at flights departing in the afternoon. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $984 on average. Flights to Barcelona-El Prat Airport from Montana in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

Direct flights

None
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.
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  • 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 $586Free CancellationRating
7.4
8,968 reviews
Search United Airlines flights
American AirlinesPriceFrom $774Free CancellationRating
7.2
11,043 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
Castelldefels
El Prat de Llobregat
L'Hospitalet de Llobregat
Tarragona
Santa Susanna
Cambrils
Cadaques
Empuriabrava
Badalona
Pineda de Mar
Calella
Roses
Pals
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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sáb. 11/8
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