HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Boise

$469+ Cheap flights from Barcelona-El Prat (BCN) to Boise (BOI)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/21. Fares are subject to change and may not be available on all flights or dates of travel.
BCN — BOI
Jan 22 — Jan 291
Thu 1/22
Thu 1/29
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Barcelona-El Prat to Boise with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Barcelona-El Prat to Boise

Best flights from Barcelona-El Prat to Boise
Discover carefully curated flight deals from Barcelona-El Prat to Boise that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 23, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/52:00 pmBCN - BOI
2 stops33h 10mMultiple Airlines
Thu 2/128:16 amBOI - BCN
1 stop24h 04mMultiple Airlines
Deal found 12/21$798
This lol.travel deal was found by Cheapflights users on 12/21. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/1510:40 amBCN - BOI
1 stop16h 45mFinnair
Mon 1/197:20 amBOI - BCN
1 stop17h 30mFinnair
Deal found 12/21$895
This American Airlines deal was found by Cheapflights users on 12/21. 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 1/1510:40 amBCN - BOI
2 stops20h 33mAmerican Airlines
Mon 1/191:58 pmBOI - BCN
1 stop34h 52mAmerican Airlines
Deal found 12/21$896
This United Airlines deal was found by Cheapflights users on 12/20. 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.
Thu 1/2211:00 amBCN - BOI
2 stops20h 48mUnited Airlines
Mon 1/266:10 amBOI - BCN
2 stops18h 50mUnited Airlines
Deal found 12/20$919
This KLM deal was found by Cheapflights users on 12/21. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/156:00 amBCN - BOI
2 stops19h 35mMultiple Airlines
Mon 1/1910:39 amBOI - BCN
2 stops20h 21mMultiple Airlines
Deal found 12/21$891
This American Airlines deal was found by Cheapflights users on 12/21. 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 2/510:40 amBCN - BOI
2 stops20h 33mAmerican Airlines
Thu 2/127:00 amBOI - BCN
2 stops18h 00mAmerican Airlines
Deal found 12/21$934
This American Airlines deal was found by Cheapflights users on 12/20. 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 1/2210:40 amBCN - BOI
1 stop16h 45mAmerican Airlines
Mon 1/267:20 amBOI - BCN
1 stop17h 30mAmerican Airlines
Deal found 12/20$1,077

Find flight deals from Barcelona-El Prat to Boise

Discover tips and strategies to find the most affordable flight options for your journey from Barcelona-El Prat (BCN) to Boise (BOI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 23, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$798
(Kiwi.com)

One-way from

$469
(Kiwi.com)
Provider with most accurate pricing for Barcelona-El Prat-Boise Air Term. Gowen Fld flight deals.
Search Deals
Provider most trusted by Cheapflights users for Barcelona-El Prat-Boise Air Term. Gowen Fld flights.
Search Deals
From Barcelona-El Prat to Boise Air Term. Gowen Fld
Search Deals
One-way flight from Barcelona-El Prat to Boise Air Term. Gowen Fld
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Barcelona-El Prat to Boise 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 December 23, 2025.
Use the filters below to find and compare flights from Barcelona-El Prat Airport to Boise that are best for you.

Fly from

Barcelona-El Prat

Fly to

Boise

Route

Depart

Return

Price

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Thu 2/5

2:00 pm-3:10 pm

2 stops33h 10m

Boise Air Term. Gowen Fld

Thu 2/12

8:16 am-4:20 pm

1 stop24h 04m

$798

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Thu 1/15

6:00 am-5:35 pm

2 stops19h 35m

Boise Air Term. Gowen Fld

Mon 1/19

10:39 am-3:00 pm

2 stops20h 21m

$891

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Thu 1/15

10:40 am-7:25 pm

1 stop16h 45m

Boise Air Term. Gowen Fld

Mon 1/19

7:20 am-8:50 am

1 stop17h 30m

$895

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Thu 1/15

10:40 am-11:13 pm

2 stops20h 33m

Boise Air Term. Gowen Fld

Mon 1/19

1:58 pm-8:50 am

1 stop34h 52m

$896

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Thu 1/22

11:00 am-11:48 pm

2 stops20h 48m

Boise Air Term. Gowen Fld

Mon 1/26

6:10 am-9:00 am

2 stops18h 50m

$919

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Thu 2/5

10:40 am-11:13 pm

2 stops20h 33m

Boise Air Term. Gowen Fld

Thu 2/12

7:00 am-9:00 am

2 stops18h 00m

$934

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Thu 1/22

10:40 am-7:25 pm

1 stop16h 45m

Boise Air Term. Gowen Fld

Mon 1/26

7:20 am-8:50 am

1 stop17h 30m

$1,077

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Thu 5/21

10:00 am-11:58 pm

3 stops45h 58m

$469

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Fri 5/22

10:40 pm-5:41 pm

2 stops51h 01m

$527

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Mon 1/12

6:45 am-10:09 pm

2 stops23h 24m

$530

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/22

Showing 1-10 of 11 results
1
2

Compare providers for flights from Barcelona-El Prat to Boise

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Barcelona-El Prat to Boise in December.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Barcelona-El Prat Airport-Boise flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Barcelona-El Prat Airport-Boise flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Barcelona-El Prat Airport-Boise flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Barcelona-El Prat Airport-Boise flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Barcelona-El Prat Airport-Boise flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Barcelona-El Prat to Boise

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

Related info for your journey

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

  • What airport do you fly into for flights to Boise from Barcelona-El Prat?

    Most people fly into Boise Air Term. Gowen Fld (BOI) if they book a flight to Boise from Barcelona-El Prat. On average, Air Term. Gowen Fld has 0 inbound flights from Barcelona-El Prat per day from 0 airlines. Boise Air Term. Gowen Fld is conveniently located just 3.3 mi from Boise’s city center.

  • How long is the flight from Barcelona-El Prat Airport to Boise?

    For as low as $895, Finnair can have you in Boise from Barcelona-El Prat Airport in 16h 45m. The distance from Barcelona-El Prat Airport to Boise is about 5431 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

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

See more FAQs

Traveling to a place near Boise?

Book flights to Boise if you plan to visit one of these locations
Ontario
Meridian
Nampa
Caldwell
McCall

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Barcelona-El Prat to Boise

See prices for flight routes from nearby airports that may be better suited for you.
Barcelona-El Prat to Spokane flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.