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$615+ Cheap flights from Spain 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 5/18. Fares are subject to change and may not be available on all flights or dates of travel.
MAD — BOI
Feb 19 — Feb 261
Thu 2/19
Thu 2/26
1 adult, Economy
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Cheap flight deals from Spain to Boise

Cheapest flights from Spain to Boise
Explore the most affordable flight options available from Spain to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 20, 2026.

This lol.travel deal was found by Cheapflights users on 1/19. 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 1/2610:40 am
BCN
-
BOI
1 stop16h 45m
Finnair
Mon 2/27:20 am
BOI
-
BCN
1 stop17h 30m
Finnair
Deal found 1/19$721
This Kiwi.com deal was found by Cheapflights users on 1/19. 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.
Tue 3/172:00 pm
BCN
-
BOI
2 stops39h 52m
Multiple Airlines
Wed 4/18:07 am
BOI
-
BCN
1 stop24h 33m
Multiple Airlines
Deal found 1/19$726
This lol.travel deal was found by Cheapflights users on 1/19. 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 2/57:30 am
VLC
-
BOI
2 stops19h 55m
Finnair
Mon 2/97:20 am
BOI
-
VLC
2 stops28h 40m
Finnair
Deal found 1/19$739
This Kiwi.com deal was found by Cheapflights users on 1/19. 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.
Tue 3/172:00 pm
BCN
-
BOI
2 stops39h 52m
Multiple Airlines
Tue 3/317:40 am
BOI
-
BCN
1 stop24h 45m
Multiple Airlines
Deal found 1/19$741
This Condor deal was found by Cheapflights users on 1/18. 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 Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/610:55 am
BCN
-
BOI
2 stops20h 07m
Multiple Airlines
Tue 5/129:02 am
BOI
-
BCN
2 stops22h 58m
Multiple Airlines
Deal found 1/18$746
This American Airlines deal was found by Cheapflights users on 1/18. 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.
Mon 1/2610:40 am
BCN
-
BOI
1 stop16h 45m
American Airlines
Mon 2/21:58 pm
BOI
-
BCN
1 stop34h 52m
American Airlines
Deal found 1/18$756
This Kiwi.com deal was found by Cheapflights users on 1/19. 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.
Tue 3/172:00 pm
BCN
-
BOI
2 stops39h 52m
Multiple Airlines
Sun 3/298:07 am
BOI
-
BCN
1 stop24h 33m
Multiple Airlines
Deal found 1/19$760
This American Airlines deal was found by Cheapflights users on 1/19. 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.
Wed 2/412:40 pm
MAD
-
BOI
1 stop32h 28m
American Airlines
Sun 2/81:58 pm
BOI
-
MAD
1 stop35h 27m
American Airlines
Deal found 1/19$760
This Iberia deal was found by Cheapflights users on 1/18. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/266:00 pm
BCN
-
BOI
2 stops27h 08m
Iberia
Mon 2/27:20 am
BOI
-
BCN
1 stop17h 30m
Iberia
Deal found 1/18$772
This lol.travel deal was found by Cheapflights users on 1/18. 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.
Wed 5/610:45 am
BCN
-
BOI
1 stop19h 53m
Finnair
Tue 5/126:44 am
BOI
-
BCN
1 stop16h 51m
Finnair
Deal found 1/18$778
This American Airlines deal was found by Cheapflights users on 1/19. 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.
Wed 2/49:35 pm
BIO
-
BOI
2 stops29h 50m
American Airlines
Sun 2/87:20 am
BOI
-
BIO
2 stops29h 30m
American Airlines
Deal found 1/19$794
This Finnair deal was found by Cheapflights users on 1/19. 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.
Wed 2/44:25 pm
MAD
-
BOI
2 stops35h 00m
Multiple Airlines
Sun 2/87:20 am
BOI
-
MAD
1 stop18h 05m
Multiple Airlines
Deal found 1/19$800

Find flight deals from Spain to Boise

Keep the following information in mind while searching for Spain to Boise flight deals. Data was last updated January 20, 2026.

Round-trip from

$726
(Kiwi.com)

One-way from

$615
(Finnair)
From Spain to Boise Air Term. Gowen Fld
Search Deals
One-way flight from Spain to Boise Air Term. Gowen Fld
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Spain 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 January 20, 2026.
Use the filters below to find and compare flights from Spain to Boise that are best for you.

Fly from

Spain

Fly to

Boise

Route

Depart

Return

Price

ValenciaBoise

VLC - BOI

VLCBOI

Valencia

Thu 2/5

7:30 am-7:25 pm

2 stops19h 55m

Boise Air Term. Gowen Fld

Mon 2/9

7:20 am-8:00 pm

2 stops28h 40m

$739

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Wed 5/6

10:55 am-11:02 pm

2 stops20h 07m

Boise Air Term. Gowen Fld

Tue 5/12

9:02 am-4:00 pm

2 stops22h 58m

$746

MadridBoise

MAD - BOI

MADBOI

Madrid Barajas

Wed 2/4

12:40 pm-1:08 pm

1 stop32h 28m

Boise Air Term. Gowen Fld

Sun 2/8

1:58 pm-9:25 am

1 stop35h 27m

$760

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Wed 5/6

10:45 am-10:38 pm

1 stop19h 53m

Boise Air Term. Gowen Fld

Tue 5/12

6:44 am-7:35 am

1 stop16h 51m

$778

BilbaoBoise

BIO - BOI

BIOBOI

Bilbao

Wed 2/4

9:35 pm-7:25 pm

2 stops29h 50m

Boise Air Term. Gowen Fld

Sun 2/8

7:20 am-8:50 pm

2 stops29h 30m

$794

MadridBoise

MAD - BOI

MADBOI

Madrid Barajas

Wed 2/4

4:25 pm-7:25 pm

2 stops35h 00m

Boise Air Term. Gowen Fld

Sun 2/8

7:20 am-9:25 am

1 stop18h 05m

$800

ValenciaBoise

VLC - BOI

VLCBOI

Valencia

Wed 2/4

7:30 am-1:08 pm

2 stops37h 38m

Boise Air Term. Gowen Fld

Sun 2/8

7:20 am-8:00 pm

2 stops28h 40m

$826

BilbaoBoise

BIO - BOI

BIOBOI

Bilbao

Wed 2/4

6:45 am-1:08 pm

2 stops38h 23m

Boise Air Term. Gowen Fld

Sun 2/8

7:20 am-4:55 pm

2 stops25h 35m

$829

MadridBoise

MAD - BOI

MADBOI

Madrid Barajas

Tue 5/12

12:20 pm-10:38 pm

1 stop18h 18m

Boise Air Term. Gowen Fld

Tue 5/19

1:29 pm-1:30 pm

1 stop16h 01m

$841

MadridBoise

MAD - BOI

MADBOI

Madrid Barajas

Wed 3/4

12:40 pm-10:22 pm

1 stop17h 42m

Boise Air Term. Gowen Fld

Wed 3/11

1:31 pm-9:35 am

1 stop13h 04m

$846

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/18

Showing 1-10 of 38 results
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Best time to book a flight from Spain to Boise

Have a flexible travel schedule? Discover the best time to fly to Boise from Spain 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.

Cheapflights Insights

Everything you need to know about your flight from Spain to Boise
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Spain 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 Spain?

    Boise Air Term. Gowen Fld (BOI) is the airport you will fly into if you book a flight from Spain to Boise. It is only a 3.3 mi journey from Air Term. Gowen Fld (BOI) to Boise’s city center.

  • How long is the flight from Spain to Boise?

    Airlines like Finnair, American Airlines, and Iberia fly from Spain to Boise in about 19h 55m. The time it takes to get you to your destination can typically vary by up to 17h 43m. There are 5436 mi between Spain and Boise. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from Spain to Boise?

    When deciding which route to take from Spain to Boise consider Barcelona-El Prat - Boise Air Term. Gowen Fld, Madrid Barajas - Boise Air Term. Gowen Fld or Valencia - Boise Air Term. Gowen Fld as they are the most popular.

  • Can I find deals for flights from Spain to Boise that include hotel bookings?

    Yes. In addition to deals on Spain to Boise flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Spain to Boise?

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

  • Can I find deals for business class flights from Spain to Boise?

    Yes. Cheapflights offers flight deals from Spain 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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