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$518+ 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 8/28. Fares are subject to change and may not be available on all flights or dates of travel.
BCN — BOI
ago. 19 — ago. 261
mar. 8/19
mar. 8/26
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 agosto 14, 2025.

Round-trip from

$727
(Kiwi.com)

One-way from

$518
(Kiwi.com)
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 agosto 14, 2025.

This Kiwi.com deal was found by Cheapflights users on 8/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/279:45 amBCN - BOI
2 stops19h 25mMultiple Airlines
sáb. 10/43:37 pmBOI - BCN
1 stop17h 08mMultiple Airlines
Deal found 8/13$727
This lol.travel deal was found by Cheapflights users on 8/13. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/307:50 amBCN - BOI
2 stops22h 51mUnited Airlines
mié. 9/35:39 pmBOI - BCN
2 stops35h 36mUnited Airlines
Deal found 8/13$905
This United Airlines deal was found by Cheapflights users on 8/13. 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.
jue. 11/136:50 amBCN - BOI
2 stops22h 26mUnited Airlines
lun. 11/176:15 amBOI - BCN
2 stops19h 20mUnited Airlines
Deal found 8/13$909
This United Airlines deal was found by Cheapflights users on 8/13. 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.
sáb. 9/2711:15 amBCN - BOI
2 stops20h 29mUnited Airlines
sáb. 10/47:00 amBOI - BCN
2 stops18h 00mUnited Airlines
Deal found 8/13$914
This Lufthansa deal was found by Cheapflights users on 8/13. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/273:15 pmBCN - BOI
1 stop35h 32mLufthansa
sáb. 10/412:35 pmBOI - BCN
1 stop16h 40mLufthansa
Deal found 8/13$961
This Air Canada deal was found by Cheapflights users on 8/13. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/3012:10 pmBCN - BOI
2 stops17h 05mMultiple Airlines
mié. 9/35:00 amBOI - BCN
3 stops20h 20mMultiple Airlines
Deal found 8/13$1,101

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 agosto 14, 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

sáb. 9/27

9:45 am-9:10 pm

2 stops19h 25m

Boise Air Term. Gowen Fld

sáb. 10/4

3:37 pm-4:45 pm

1 stop17h 08m

$727

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

sáb. 8/30

7:50 am-10:41 pm

2 stops22h 51m

Boise Air Term. Gowen Fld

mié. 9/3

5:39 pm-1:15 pm

2 stops35h 36m

$905

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

jue. 11/13

6:50 am-9:16 pm

2 stops22h 26m

Boise Air Term. Gowen Fld

lun. 11/17

6:15 am-9:35 am

2 stops19h 20m

$909

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

sáb. 9/27

11:15 am-11:44 pm

2 stops20h 29m

Boise Air Term. Gowen Fld

sáb. 10/4

7:00 am-9:00 am

2 stops18h 00m

$914

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

sáb. 9/27

3:15 pm-6:47 pm

1 stop35h 32m

Boise Air Term. Gowen Fld

sáb. 10/4

12:35 pm-1:15 pm

1 stop16h 40m

$961

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

sáb. 8/30

12:10 pm-9:15 pm

2 stops17h 05m

Boise Air Term. Gowen Fld

mié. 9/3

5:00 am-9:20 am

3 stops20h 20m

$1,101

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

jue. 8/28

10:40 pm-12:50 pm

3 stops46h 10m

$518

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

jue. 1/15

6:50 am-5:55 pm

2 stops19h 05m

$723

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

jue. 1/15

10:40 am-9:18 pm

1 stop18h 38m

$871

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

jue. 1/15

1:35 pm-1:30 pm

3 stops31h 55m

$1,687

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/14

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.

  • 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.

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

    Currently, October is the cheapest month in which you can book a flight from Barcelona-El Prat Airport to Boise (average of $314). Flying from Barcelona-El Prat Airport to Boise in June is currently the most expensive (average of $399). 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 Boise?

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

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