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$560+ Cheap flights from Montana to Barcelona

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/11. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — BCN
Oct 28 — Nov 41
Tue 10/28
Tue 11/4
1 adult, Economy
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Cheap flight deals from Montana to Barcelona

Keep the following information in mind while searching for Montana to Barcelona flight deals. Data was last updated September 28, 2025.

Round-trip from

$560
(United Airlines)

One-way from

$377
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$950
From Montana to Barcelona
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One-way flight from Montana to Barcelona
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Highest demand for flights based on searches. 30% potential increase in price ($479 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($84 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Montana to Barcelona

Cheapest flights from Montana to Barcelona
Explore the most affordable flight options available from Montana to Barcelona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 28, 2025.

This United Airlines deal was found by Cheapflights users on 9/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/116:35 amBZN - BCN
2 stops19h 00mUnited Airlines
Tue 11/181:35 pmBCN - BZN
2 stops30h 08mUnited Airlines
Deal found 9/27$560
This United Airlines deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1010:45 amBIL - BCN
2 stops18h 25mUnited Airlines
Tue 11/181:35 pmBCN - BIL
2 stops17h 14mUnited Airlines
Deal found 9/28$583
This United Airlines deal was found by Cheapflights users on 9/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/116:10 amFCA - BCN
2 stops18h 50mUnited Airlines
Tue 11/189:55 amBCN - FCA
2 stops19h 49mUnited Airlines
Deal found 9/27$585
This Air Canada deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/105:00 amBIL - BCN
3 stops20h 35mMultiple Airlines
Tue 11/181:35 pmBCN - BIL
2 stops17h 14mMultiple Airlines
Deal found 9/28$587
This United Airlines deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/17:00 amBZN - BCN
2 stops17h 20mUnited Airlines
Fri 10/243:15 pmBCN - BZN
2 stops26h 38mUnited Airlines
Deal found 9/28$637
This Delta deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/312:29 pmBZN - BCN
2 stops19h 01mDelta
Wed 11/1210:15 amBCN - BZN
2 stops21h 55mDelta
Deal found 9/28$647
This Delta deal was found by Cheapflights users on 9/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/112:00 pmBZN - BCN
2 stops19h 40mDelta
Fri 10/2411:35 amBCN - BZN
2 stops33h 17mDelta
Deal found 9/27$766
This United Airlines deal was found by Cheapflights users on 9/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/274:08 pmFCA - BCN
2 stops32h 12mUnited Airlines
Sun 10/53:15 pmBCN - FCA
2 stops26h 54mUnited Airlines
Deal found 9/26$812
This American Airlines deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/203:02 pmBZN - BCN
2 stops19h 23mMultiple Airlines
Fri 11/286:40 amBCN - BZN
2 stops23h 56mMultiple Airlines
Deal found 9/28$816
This Orbitz deal was found by Cheapflights users on 9/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/102:00 pmBIL - BCN
2 stops24h 30mBritish Airways
Tue 11/185:00 pmBCN - BIL
2 stops39h 07mBritish Airways
Deal found 9/27$826
This United Airlines deal was found by Cheapflights users on 9/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/36:10 amFCA - BCN
2 stops27h 35mUnited Airlines
Tue 1/69:55 amBCN - FCA
2 stops20h 04mUnited Airlines
Deal found 9/26$851
This Air Canada deal was found by Cheapflights users on 9/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/105:00 amBIL - BCN
3 stops20h 35mAir Canada
Tue 11/181:35 pmBCN - BIL
3 stops28h 11mAir Canada
Deal found 9/27$919

Cheapflights Fare Finder

 
Customize your flight search to find flights from Montana to Barcelona 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, Cheapflights users made 2,558,603 searches. Data last updated September 28, 2025.
Use the filters below to find and compare flights from Montana to Barcelona that are best for you.

Fly from

Montana

Fly to

Barcelona

Route

Depart

Return

Price

BozemanBarcelona

BZN - BCN

BZNBCN

Bozeman Gallatin Field

Tue 11/11

12:45 pm-1:10 pm

1 stop16h 25m

Barcelona-El Prat

Tue 11/18

1:35 pm-11:43 am

2 stops30h 08m

$560

BillingsBarcelona

BIL - BCN

BILBCN

Billings Logan Intl

Tue 11/11

5:00 am-9:35 am

2 stops20h 35m

Barcelona-El Prat

Tue 11/18

1:35 pm-10:49 pm

2 stops17h 14m

$583

BillingsBarcelona

BIL - BCN

BILBCN

Billings Logan Intl

Mon 11/10

5:00 am-9:35 am

2 stops20h 35m

Barcelona-El Prat

Tue 11/18

1:35 pm-10:49 pm

2 stops17h 14m

$583

BillingsBarcelona

BIL - BCN

BILBCN

Billings Logan Intl

Mon 11/10

10:45 am-1:10 pm

2 stops18h 25m

Barcelona-El Prat

Tue 11/18

1:35 pm-10:49 pm

2 stops17h 14m

$583

KalispellBarcelona

FCA - BCN

FCABCN

Kalispell Glacier Park

Tue 11/11

6:10 am-9:00 am

2 stops18h 50m

Barcelona-El Prat

Tue 11/18

9:55 am-9:44 pm

2 stops19h 49m

$585

BillingsBarcelona

BIL - BCN

BILBCN

Billings Logan Intl

Mon 11/10

5:00 am-9:35 am

3 stops20h 35m

Barcelona-El Prat

Tue 11/18

1:35 pm-10:49 pm

2 stops17h 14m

$587

BozemanBarcelona

BZN - BCN

BZNBCN

Bozeman Gallatin Field

Fri 10/31

6:35 am-8:20 am

2 stops18h 45m

Barcelona-El Prat

Wed 11/12

11:00 am-9:40 pm

2 stops18h 40m

$637

BozemanBarcelona

BZN - BCN

BZNBCN

Bozeman Gallatin Field

Fri 10/31

2:29 pm-4:30 pm

2 stops19h 01m

Barcelona-El Prat

Wed 11/12

10:15 am-12:10 am

2 stops21h 55m

$647

KalispellBarcelona

FCA - BCN

FCABCN

Kalispell Glacier Park

Wed 3/18

6:31 am-7:50 pm

2 stops30h 19m

Barcelona-El Prat

Sun 3/22

10:30 am-3:02 pm

2 stops35h 32m

$658

BozemanBarcelona

BZN - BCN

BZNBCN

Bozeman Gallatin Field

Fri 3/13

11:52 am-5:15 pm

2 stops22h 23m

Barcelona-El Prat

Fri 3/20

6:45 am-10:42 am

2 stops34h 57m

$665

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/27

Showing 1-10 of 20 results
1
2

Best time to book a flight from Montana to Barcelona

Have a flexible travel schedule? Discover the best time to fly to Barcelona from Montana with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Montana to Barcelona

What is the cheapest month to book a flight from Montana to Barcelona?

Currently, January is the cheapest month in which you can book a flight from Montana to Barcelona (average of $523). Flying from Montana to Barcelona in June is currently the most expensive (average of $1,059). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Montana to Barcelona?

Related info for your journey

Find useful and relevant information for your journey from Montana to Barcelona. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Montana to Barcelona?

    Airlines like United Airlines, Air Canada, and Delta fly from Montana to Barcelona in about 16h 25m. The time it takes to get you to your destination can typically vary by up to 4h 10m. Montana and Barcelona are separated by a distance of 5148 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Montana to Barcelona?

    When deciding which route to take from Montana to Barcelona consider Bozeman Gallatin Field - Barcelona-El Prat, Kalispell Glacier Park - Barcelona-El Prat or Billings Logan Intl - Barcelona-El Prat as they are the most popular.

  • Can I find deals for flights from Montana to Barcelona that include hotel bookings?

    Yes. In addition to deals on Montana to Barcelona flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Montana to Barcelona?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Montana to Barcelona.

  • Can I find deals for business class flights from Montana to Barcelona?

    Yes. Cheapflights offers flight deals from Montana to Barcelona by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Montana to Barcelona?

    Currently, January is the cheapest month in which you can book a flight from Montana to Barcelona (average of $523). Flying from Montana to Barcelona in June is currently the most expensive (average of $1,059). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Montana to Barcelona

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Montana to Barcelona

Discover the top 2 airlines that operate flights from Montana to Barcelona. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$586Average$1,087FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$774Average$1,366FlexibilityNo cancel feeOn-time71%

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