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$368+ 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 3/17. Fares are subject to change and may not be available on all flights or dates of travel.
BCN — BOI
févr. 7 — févr. 141
sam. 2/7
sam. 2/14
1 adult, Economy
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Cheap 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 janvier 8, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$761
(American Airlines)

One-way from

$368
(Kiwi.com)
Provider with most accurate pricing for Barcelona-El Prat-Boise Air Term. Gowen Fld flight deals.
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Provider most trusted by Cheapflights users for Barcelona-El Prat-Boise Air Term. Gowen Fld flights.
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From Barcelona-El Prat to Boise Air Term. Gowen Fld
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One-way flight from Barcelona-El Prat to Boise Air Term. Gowen Fld
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Find flight deals from Barcelona-El Prat to Boise

Cheapest flights from Barcelona-El Prat to Boise
Explore the most affordable flight options available from Barcelona-El Prat to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on janvier 8, 2026.

This American Airlines deal was found by Cheapflights users on 1/6. 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.
mer. 2/1110:40 amBCN - BOI
1 stop34h 08mAmerican Airlines
mar. 2/177:00 amBOI - BCN
1 stop17h 50mAmerican Airlines
Deal found 1/6$761
This American Airlines deal was found by Cheapflights users on 1/7. 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.
jeu. 1/1510:40 amBCN - BOI
1 stop34h 28mAmerican Airlines
lun. 1/197:20 amBOI - BCN
1 stop17h 30mAmerican Airlines
Deal found 1/7$762
This American Airlines deal was found by Cheapflights users on 1/6. 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.
mer. 3/259:35 amBCN - BOI
1 stop34h 13mAmerican Airlines
mer. 4/81:29 pmBOI - BCN
1 stop13h 06mAmerican Airlines
Deal found 1/6$820
This American Airlines deal was found by Cheapflights users on 1/7. 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.
sam. 2/216:40 amBCN - BOI
2 stops19h 42mMultiple Airlines
sam. 2/287:00 amBOI - BCN
1 stop17h 50mMultiple Airlines
Deal found 1/7$868
This American Airlines deal was found by Cheapflights users on 1/7. 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.
sam. 2/2110:40 amBCN - BOI
1 stop19h 42mAmerican Airlines
sam. 2/287:00 amBOI - BCN
1 stop17h 50mAmerican Airlines
Deal found 1/7$882
This KLM deal was found by Cheapflights users on 1/6. 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.
mar. 2/106:00 amBCN - BOI
2 stops22h 55mMultiple Airlines
mer. 2/181:43 pmBOI - BCN
2 stops16h 27mMultiple Airlines
Deal found 1/6$890
This Delta deal was found by Cheapflights users on 1/6. 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.
jeu. 2/1211:10 amBCN - BOI
2 stops33h 18mDelta
mer. 2/1810:41 amBOI - BCN
2 stops22h 24mDelta
Deal found 1/6$891
This KLM deal was found by Cheapflights users on 1/6. 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.
mar. 2/106:00 amBCN - BOI
2 stops18h 17mKLM
mer. 2/181:43 pmBOI - BCN
1 stop34h 57mKLM
Deal found 1/6$895
This Air France deal was found by Cheapflights users on 1/6. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 2/126:00 amBCN - BOI
2 stops18h 15mAir France
lun. 2/1610:41 amBOI - BCN
2 stops19h 19mAir France
Deal found 1/6$896

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 janvier 8, 2026.
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

sam. 2/21

6:40 am-6:22 pm

2 stops19h 42m

Boise Air Term. Gowen Fld

sam. 2/28

7:00 am-8:50 am

1 stop17h 50m

$868

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

sam. 2/21

10:40 am-10:22 pm

1 stop19h 42m

Boise Air Term. Gowen Fld

sam. 2/28

7:00 am-8:50 am

1 stop17h 50m

$882

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

mar. 2/10

6:00 am-8:55 pm

2 stops22h 55m

Boise Air Term. Gowen Fld

mer. 2/18

1:43 pm-2:10 pm

2 stops16h 27m

$890

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

mar. 2/10

6:00 am-8:55 pm

2 stops22h 55m

Boise Air Term. Gowen Fld

lun. 2/16

10:41 am-3:00 pm

2 stops20h 19m

$890

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

mar. 2/10

6:50 am-10:57 pm

2 stops24h 07m

Boise Air Term. Gowen Fld

jeu. 2/19

5:00 am-8:20 am

2 stops19h 20m

$908

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

lun. 2/9

6:50 am-7:51 pm

2 stops21h 01m

Boise Air Term. Gowen Fld

mer. 2/18

7:11 am-9:00 am

2 stops17h 49m

$908

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

mer. 2/11

6:00 am-9:58 pm

2 stops23h 58m

Boise Air Term. Gowen Fld

jeu. 2/19

5:35 am-2:00 pm

2 stops24h 25m

$914

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

lun. 2/9

6:00 am-5:35 pm

2 stops19h 35m

Boise Air Term. Gowen Fld

lun. 2/16

5:20 am-11:10 am

2 stops21h 50m

$914

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

mer. 2/11

6:00 am-6:28 pm

2 stops20h 28m

Boise Air Term. Gowen Fld

dim. 2/15

5:15 pm-8:00 am

2 stops30h 45m

$918

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

ven. 2/13

6:00 am-8:55 pm

2 stops22h 55m

Boise Air Term. Gowen Fld

lun. 2/16

10:41 am-2:00 pm

2 stops19h 19m

$931

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/8

Showing 1-10 of 21 results
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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 January.
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 $882, American Airlines can have you in Boise from Barcelona-El Prat Airport in 19h 42m. The distance from Barcelona-El Prat Airport to Boise is about 5431 mi.

  • 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

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