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$488+ 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 5/16. Fares are subject to change and may not be available on all flights or dates of travel.
BCN — BOI
Mar 12 — Mar 191
Thu 3/12
Thu 3/19
1 adult, Economy
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Cheap 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 February 10, 2026.

This lol.travel deal was found by Cheapflights users on 2/7. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/2310:40 am
BCN
-
BOI
1 stop19h 42m
Finnair
Mon 3/27:00 am
BOI
-
BCN
1 stop17h 50m
Finnair
Deal found 2/7$847
This United Airlines deal was found by Cheapflights users on 2/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/236:50 am
BCN
-
BOI
2 stops35h 22m
United Airlines
Mon 3/25:00 am
BOI
-
BCN
2 stops20h 00m
United Airlines
Deal found 2/7$892
This Delta deal was found by Cheapflights users on 2/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/2310:55 am
BCN
-
BOI
1 stop33h 33m
Delta
Mon 3/210:45 am
BOI
-
BCN
2 stops16h 25m
Delta
Deal found 2/7$899
This United Airlines deal was found by Cheapflights users on 2/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/166:40 am
BCN
-
BOI
2 stops23h 23m
United Airlines
Sun 4/196:15 am
BOI
-
BCN
2 stops18h 45m
United Airlines
Deal found 2/6$952
This Delta deal was found by Cheapflights users on 2/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/259:45 am
BCN
-
BOI
1 stop33h 53m
Delta
Wed 4/14:40 pm
BOI
-
BCN
2 stops16h 30m
Delta
Deal found 2/7$960
This Air Canada deal was found by Cheapflights users on 2/7. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/2512:35 pm
BCN
-
BOI
2 stops28h 31m
Multiple Airlines
Wed 4/16:15 am
BOI
-
BCN
3 stops19h 05m
Multiple Airlines
Deal found 2/7$1,524

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 February 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$847
(lol.travel)

One-way from

$488
(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
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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 February 10, 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

Mon 2/23

10:40 am-10:22 pm

1 stop19h 42m

Boise Air Term. Gowen Fld

Mon 3/2

7:00 am-8:50 am

1 stop17h 50m

$847

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Mon 2/23

6:50 am-10:12 am

2 stops35h 22m

Boise Air Term. Gowen Fld

Mon 3/2

5:00 am-9:00 am

2 stops20h 00m

$892

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Mon 2/23

10:55 am-12:28 pm

1 stop33h 33m

Boise Air Term. Gowen Fld

Mon 3/2

10:45 am-11:10 am

2 stops16h 25m

$899

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Thu 4/16

6:40 am-10:03 pm

2 stops23h 23m

Boise Air Term. Gowen Fld

Sun 4/19

6:15 am-9:00 am

2 stops18h 45m

$952

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Wed 3/25

9:45 am-9:55 am

2 stops31h 10m

Boise Air Term. Gowen Fld

Wed 4/1

4:40 pm-5:10 pm

2 stops16h 30m

$960

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Sat 5/16

5:45 am-11:58 pm

3 stops26h 13m

$488

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Fri 5/22

5:45 am-10:20 am

3 stops36h 35m

$528

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Thu 5/21

10:15 am-10:37 pm

2 stops20h 22m

$631

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Thu 5/21

10:15 am-10:49 pm

2 stops20h 34m

$634

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Fri 5/22

10:45 am-10:37 pm

1 stop19h 52m

$644

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/7

Showing 1-10 of 11 results
1
2
  • 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 $847, Finnair 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. 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

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