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$435+ 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 3/23. Fares are subject to change and may not be available on all flights or dates of travel.
BCN — BOI
Dec 31 — Jan 71
Wed 12/31
Wed 1/7
1 adult, Economy
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Find 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 1, 2025.

This Finnair deal was found by Cheapflights users on 12/1. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/2411:00 amBCN - BOI
2 stops32h 48mMultiple Airlines
Thu 4/91:25 pmBOI - BCN
1 stop13h 05mMultiple Airlines
Deal found 12/1$842
This United Airlines deal was found by Cheapflights users on 12/1. 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 3/236:35 amBCN - BOI
2 stops24h 22mUnited Airlines
Sun 4/126:15 amBOI - BCN
2 stops18h 05mUnited Airlines
Deal found 12/1$885
This United Airlines deal was found by Cheapflights users on 12/1. 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 3/236:35 amBCN - BOI
2 stops24h 22mUnited Airlines
Fri 4/106:55 pmBOI - BCN
2 stops29h 25mUnited Airlines
Deal found 12/1$885
This United Airlines deal was found by Cheapflights users on 12/1. 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 3/236:35 amBCN - BOI
2 stops24h 22mUnited Airlines
Thu 4/96:20 amBOI - BCN
2 stops18h 00mUnited Airlines
Deal found 12/1$885
This United Airlines deal was found by Cheapflights users on 12/1. 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 3/236:35 amBCN - BOI
2 stops24h 22mUnited Airlines
Wed 4/84:05 pmBOI - BCN
2 stops32h 15mUnited Airlines
Deal found 12/1$885
This United Airlines deal was found by Cheapflights users on 12/1. 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 3/236:35 amBCN - BOI
2 stops24h 22mUnited Airlines
Mon 4/66:55 pmBOI - BCN
2 stops29h 25mUnited Airlines
Deal found 12/1$885
This United Airlines deal was found by Cheapflights users on 11/28. 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 2/1111:00 amBCN - BOI
2 stops19h 57mUnited Airlines
Sun 2/157:11 amBOI - BCN
2 stops17h 49mUnited Airlines
Deal found 11/28$887
This United Airlines deal was found by Cheapflights users on 12/1. 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 3/2510:30 amBCN - BOI
2 stops20h 27mUnited Airlines
Tue 4/76:15 amBOI - BCN
2 stops18h 05mUnited Airlines
Deal found 12/1$888
This United Airlines deal was found by Cheapflights users on 12/1. 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 3/2510:30 amBCN - BOI
2 stops32h 43mUnited Airlines
Wed 4/84:05 pmBOI - BCN
2 stops32h 15mUnited Airlines
Deal found 12/1$888
This United Airlines deal was found by Cheapflights users on 12/1. 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 3/2510:30 amBCN - BOI
2 stops19h 13mUnited Airlines
Thu 4/96:20 amBOI - BCN
2 stops18h 00mUnited Airlines
Deal found 12/1$888

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 December 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$842
(Finnair)

One-way from

$435
(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.
Search Deals
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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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 1, 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

Tue 3/24

11:00 am-12:48 pm

2 stops32h 48m

Boise Air Term. Gowen Fld

Thu 4/9

1:25 pm-10:30 am

1 stop13h 05m

$842

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Mon 3/23

6:35 am-11:57 pm

2 stops24h 22m

Boise Air Term. Gowen Fld

Sun 4/12

6:15 am-8:20 am

2 stops18h 05m

$885

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Mon 3/23

6:35 am-11:57 pm

2 stops24h 22m

Boise Air Term. Gowen Fld

Fri 4/10

6:55 pm-8:20 am

2 stops29h 25m

$885

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Mon 3/23

6:35 am-11:57 pm

2 stops24h 22m

Boise Air Term. Gowen Fld

Thu 4/9

6:20 am-8:20 am

2 stops18h 00m

$885

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Mon 3/23

6:35 am-11:57 pm

2 stops24h 22m

Boise Air Term. Gowen Fld

Wed 4/8

4:05 pm-8:20 am

2 stops32h 15m

$885

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Mon 3/23

6:35 am-11:57 pm

2 stops24h 22m

Boise Air Term. Gowen Fld

Mon 4/6

6:55 pm-8:20 am

2 stops29h 25m

$885

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Wed 2/11

11:00 am-10:57 pm

2 stops19h 57m

Boise Air Term. Gowen Fld

Sun 2/15

7:11 am-9:00 am

2 stops17h 49m

$887

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Wed 3/25

10:30 am-11:57 pm

2 stops20h 27m

Boise Air Term. Gowen Fld

Tue 4/7

6:15 am-8:20 am

2 stops18h 05m

$888

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Wed 3/25

10:30 am-12:13 pm

2 stops32h 43m

Boise Air Term. Gowen Fld

Wed 4/8

4:05 pm-8:20 am

2 stops32h 15m

$888

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Wed 3/25

10:30 am-10:43 pm

2 stops19h 13m

Boise Air Term. Gowen Fld

Thu 4/9

6:20 am-8:20 am

2 stops18h 00m

$888

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/29

Showing 1-10 of 14 results
1
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  • Most accurate provider: When it comes to deals on Barcelona-El Prat Airport-Boise flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Barcelona-El Prat Airport-Boise flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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 $885, United Airlines can have you in Boise from Barcelona-El Prat Airport in 24h 22m. 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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