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Barcelona-El Prat

$524+ Cheap flights from Montana to Barcelona-El Prat (BCN)

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 11/10. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — BCN
oct. 15 — oct. 221
mié. 10/15
mié. 10/22
1 adult, Economy
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Cheap flight deals from Montana to Barcelona-El Prat

Keep the following information in mind while searching for Montana to Barcelona-El Prat flight deals. Data was last updated septiembre 15, 2025.

Round-trip from

$537
(United Airlines)

Popular in

June

Cheapest in

February

Average price

$950
From Montana to Barcelona-El Prat
Search Deals
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-El Prat

Cheapest flights from Montana to Barcelona-El Prat
Explore the most affordable flight options available from Montana to Barcelona-El Prat. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 15, 2025.

This Booking.com deal was found by Cheapflights users on 9/13. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/107:00 amBIL - BCN
2 stops18h 35mAir Canada
mar. 11/181:35 pmBCN - BIL
2 stops17h 14mAir Canada
Deal found 9/13$524
This United Airlines deal was found by Cheapflights users on 9/13. 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.
lun. 11/1010:45 amBIL - BCN
2 stops18h 25mUnited Airlines
mar. 11/181:35 pmBCN - BIL
2 stops17h 14mUnited Airlines
Deal found 9/13$533
This United Airlines deal was found by Cheapflights users on 9/14. 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.
mié. 10/158:00 amBZN - BCN
2 stops23h 30mUnited Airlines
vie. 10/2412:10 pmBCN - BZN
2 stops38h 49mUnited Airlines
Deal found 9/14$537
This United Airlines deal was found by Cheapflights users on 9/15. 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.
mar. 9/235:00 amBIL - BCN
2 stops19h 20mUnited Airlines
jue. 10/212:00 pmBCN - BIL
2 stops18h 46mUnited Airlines
Deal found 9/15$537
This American Airlines deal was found by Cheapflights users on 9/14. 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.
mar. 9/2312:19 pmBIL - BCN
1 stop14h 11mAmerican Airlines
jue. 10/210:45 amBCN - BIL
1 stop19h 54mAmerican Airlines
Deal found 9/14$553
This United Airlines deal was found by Cheapflights users on 9/14. 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.
mié. 10/112:50 pmBZN - BCN
2 stops35h 30mUnited Airlines
vie. 10/2412:10 pmBCN - BZN
2 stops38h 49mUnited Airlines
Deal found 9/14$577
This United Airlines deal was found by Cheapflights users on 9/15. 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.
vie. 10/316:35 amBZN - BCN
2 stops19h 00mUnited Airlines
mié. 11/1210:30 amBCN - BZN
2 stops33h 13mUnited Airlines
Deal found 9/15$587
This United Airlines deal was found by Cheapflights users on 9/14. 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.
lun. 10/62:30 pmBIL - BCN
2 stops33h 50mUnited Airlines
lun. 10/133:15 pmBCN - BIL
2 stops26h 20mUnited Airlines
Deal found 9/14$600
This Delta deal was found by Cheapflights users on 9/15. 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.
mié. 10/112:00 pmBZN - BCN
2 stops21h 10mDelta
vie. 10/246:20 amBCN - BZN
2 stops25h 44mDelta
Deal found 9/15$613
This United Airlines deal was found by Cheapflights users on 9/14. 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.
lun. 10/66:30 amFCA - BCN
2 stops41h 50mUnited Airlines
lun. 10/133:15 pmBCN - FCA
2 stops26h 54mUnited Airlines
Deal found 9/14$619
This Air Canada deal was found by Cheapflights users on 9/14. 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.
mar. 9/235:00 amBIL - BCN
3 stops18h 50mMultiple Airlines
jue. 10/21:15 pmBCN - BIL
2 stops30h 01mMultiple Airlines
Deal found 9/14$643
This American Airlines deal was found by Cheapflights users on 9/14. 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.
mié. 10/17:20 amBZN - BCN
1 stop18h 50mAmerican Airlines
vie. 10/2412:20 pmBCN - BZN
1 stop31h 50mAmerican Airlines
Deal found 9/14$789

Cheapflights Fare Finder

 
Customize your flight search to find flights from Montana to Barcelona-El Prat 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 septiembre 15, 2025.
Use the filters below to find and compare flights from Montana to Barcelona-El Prat Airport that are best for you.

Fly from

Montana

Fly to

Barcelona-El Prat

Route

Depart

Return

Price

BillingsBarcelona

BIL - BCN

BILBCN

Billings Logan Intl

lun. 11/10

10:45 am-1:10 pm

2 stops18h 25m

Barcelona-El Prat

mar. 11/18

1:35 pm-10:49 pm

2 stops17h 14m

$533

BozemanBarcelona

BZN - BCN

BZNBCN

Bozeman Gallatin Field

mié. 10/15

8:00 am-3:30 pm

2 stops23h 30m

Barcelona-El Prat

vie. 10/24

12:10 pm-6:59 pm

2 stops38h 49m

$537

BozemanBarcelona

BZN - BCN

BZNBCN

Bozeman Gallatin Field

mié. 10/1

12:50 pm-8:20 am

2 stops35h 30m

Barcelona-El Prat

vie. 10/24

12:10 pm-6:59 pm

2 stops38h 49m

$577

BozemanBarcelona

BZN - BCN

BZNBCN

Bozeman Gallatin Field

vie. 10/31

6:35 am-8:35 am

2 stops19h 00m

Barcelona-El Prat

mié. 11/12

10:30 am-10:00 am

2 stops31h 30m

$587

BillingsBarcelona

BIL - BCN

BILBCN

Billings Logan Intl

lun. 10/6

7:00 am-8:20 am

2 stops17h 20m

Barcelona-El Prat

lun. 10/13

3:15 pm-11:16 am

1 stop28h 01m

$600

BozemanBarcelona

BZN - BCN

BZNBCN

Bozeman Gallatin Field

mié. 10/1

12:00 pm-2:50 pm

2 stops18h 50m

Barcelona-El Prat

vie. 10/24

6:20 am-12:04 am

2 stops25h 44m

$613

KalispellBarcelona

FCA - BCN

FCABCN

Kalispell Glacier Park

lun. 10/6

6:30 am-8:20 am

2 stops41h 50m

Barcelona-El Prat

lun. 10/13

3:15 pm-10:09 am

2 stops26h 54m

$619

KalispellBarcelona

FCA - BCN

FCABCN

Kalispell Glacier Park

vie. 3/6

6:31 am-1:10 pm

2 stops22h 39m

Barcelona-El Prat

mar. 3/10

10:30 am-10:08 am

2 stops30h 38m

$733

BillingsBarcelona

BIL - BCN

BILBCN

Billings Logan Intl

lun. 11/10

5:00 am-9:35 am

2 stops20h 35m

Barcelona-El Prat

mar. 11/18

1:35 pm-9:46 am

3 stops28h 11m

$877

KalispellBarcelona

FCA - BCN

FCABCN

Kalispell Glacier Park

vie. 11/21

2:38 pm-8:20 am

2 stops57h 42m

Barcelona-El Prat

lun. 12/1

9:55 am-9:44 pm

2 stops19h 49m

$937

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Showing 1-10 of 13 results
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Best time to book a flight from Montana to Barcelona-El Prat

Have a flexible travel schedule? Discover the best time to fly to Barcelona-El Prat 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-El Prat Airport

What is the cheapest month to book a flight from Montana to Barcelona-El Prat Airport?

Currently, January is the cheapest month in which you can book a flight from Montana to Barcelona-El Prat Airport (average of $523). Flying from Montana to Barcelona-El Prat Airport 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.

Related info for your journey

Find useful and relevant information for your journey from Montana to Barcelona-El Prat. 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-El Prat Airport?

    A quick flight from Montana to Barcelona-El Prat Airport can take about 18h 25m. United Airlines provides one of the quickest options available for as low as $533. The distance from Montana to Barcelona-El Prat Airport is about 5056 mi.

  • What are the most popular routes from Montana to Barcelona-El Prat Airport?

    While some choose either Bozeman Gallatin Field - Barcelona-El Prat or Kalispell Glacier Park - Barcelona-El Prat, Billings Logan Intl - Barcelona-El Prat is the most popular route from Montana to Barcelona-El Prat Airport.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Montana to Barcelona-El Prat 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-El Prat Airport?

    Currently, January is the cheapest month in which you can book a flight from Montana to Barcelona-El Prat Airport (average of $523). Flying from Montana to Barcelona-El Prat Airport 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

Traveling to a place near Barcelona-El Prat Airport?

Book flights to Barcelona-El Prat Airport if you plan to visit one of these locations
Calella
Roses
Castelldefels
L'Hospitalet de Llobregat
Cadaques
El Prat de Llobregat
Badalona
Pineda de Mar
Santa Susanna

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Montana to Barcelona-El Prat

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-El Prat

Discover the top 2 airlines that operate flights from Montana to Barcelona-El Prat. 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 septiembre 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$587Average$1,058FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$774Average$1,366FlexibilityNo cancel feeOn-time71%

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