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$372+ 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 4/26. Fares are subject to change and may not be available on all flights or dates of travel.
MAD — BOI
Apr 14 — Apr 211
Tue 4/14
Tue 4/21
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 March 15, 2026.

This Expedia deal was found by Cheapflights users on 3/13. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/287:05 am
MAD
-
BOI
2 stops23h 57m
Multiple Airlines
Tue 5/52:57 pm
BOI
-
MAD
2 stops22h 58m
Multiple Airlines
Deal found 3/13$849
This Condor deal was found by Cheapflights users on 3/12. 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.
Mon 4/277:05 am
MAD
-
BOI
2 stops23h 57m
Multiple Airlines
Mon 5/42:57 pm
BOI
-
MAD
2 stops22h 58m
Multiple Airlines
Deal found 3/12$853
This Scandinavian Airlines deal was found by Cheapflights users on 3/14. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/179:40 pm
AGP
-
BOI
2 stops33h 24m
Scandinavian Airlines
Sun 9/2012:42 pm
BOI
-
AGP
2 stops37h 08m
Scandinavian Airlines
Deal found 3/14$931
This United Airlines deal was found by Cheapflights users on 3/11. 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 9/236:50 am
BIO
-
BOI
2 stops22h 29m
United Airlines
Sun 9/2710:39 am
BOI
-
BIO
2 stops28h 46m
United Airlines
Deal found 3/11$967
This United Airlines deal was found by Cheapflights users on 3/11. 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 4/296:40 am
BCN
-
BOI
2 stops19h 27m
United Airlines
Sun 5/38:28 am
BOI
-
BCN
2 stops20h 47m
United Airlines
Deal found 3/11$972
This Lufthansa deal was found by Cheapflights users on 3/11. 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.
Sat 4/256:40 am
BCN
-
BOI
2 stops22h 54m
Lufthansa
Sat 5/28:21 am
BOI
-
BCN
1 stop20h 54m
Lufthansa
Deal found 3/11$975
This Flighttix deal was found by Cheapflights users on 3/15. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/312:15 pm
BCN
-
BOI
2 stops29h 39m
Air Canada
Tue 4/76:15 am
BOI
-
BCN
2 stops19h 05m
Air Canada
Deal found 3/15$979
This United Airlines deal was found by Cheapflights users on 3/15. 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 4/298:00 am
BCN
-
BOI
2 stops23h 02m
United Airlines
Sat 5/305:46 pm
BOI
-
BCN
2 stops35h 29m
United Airlines
Deal found 3/15$980
This Booking.com deal was found by Cheapflights users on 3/15. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/145:55 am
MAD
-
BOI
2 stops23h 27m
Lufthansa
Tue 4/2112:04 pm
BOI
-
MAD
2 stops18h 06m
Lufthansa
Deal found 3/15$985
This United Airlines deal was found by Cheapflights users on 3/11. 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.
Fri 5/110:50 am
MAD
-
BOI
2 stops18h 27m
United Airlines
Sun 5/35:00 am
BOI
-
MAD
2 stops19h 05m
United Airlines
Deal found 3/11$987
This United Airlines deal was found by Cheapflights users on 3/11. 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 4/296:15 pm
VLC
-
BOI
2 stops53h 11m
United Airlines
Sun 5/36:30 am
BOI
-
VLC
2 stops27h 05m
United Airlines
Deal found 3/11$987
This KLM deal was found by Cheapflights users on 3/15. 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.
Fri 4/311:00 am
BCN
-
BOI
1 stop19h 35m
Multiple Airlines
Tue 4/712:45 pm
BOI
-
BCN
2 stops18h 05m
Multiple Airlines
Deal found 3/15$988

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 March 15, 2026.

Round-trip from

$849
(Expedia)

One-way from

$372
(Kiwi.com)
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 March 15, 2026.
Use the filters below to find and compare flights from Spain to Boise that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MadridBoise

MAD - BOI

MADBOI

Madrid Barajas

Tue 4/28

7:05 am-11:02 pm

2 stops23h 57m

Boise Air Term. Gowen Fld

Tue 5/5

2:57 pm-9:55 pm

2 stops22h 58m

$849

MadridBoise

MAD - BOI

MADBOI

Madrid Barajas

Mon 4/27

7:05 am-11:02 pm

2 stops23h 57m

Boise Air Term. Gowen Fld

Mon 5/4

2:57 pm-9:55 pm

2 stops22h 58m

$853

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Wed 4/29

6:40 am-6:07 pm

2 stops19h 27m

Boise Air Term. Gowen Fld

Sun 5/3

8:28 am-1:15 pm

2 stops20h 47m

$972

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Sat 4/25

8:00 am-6:05 pm

2 stops18h 05m

Boise Air Term. Gowen Fld

Sat 5/2

5:00 am-8:20 am

2 stops19h 20m

$975

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Wed 9/2

12:15 pm-10:32 pm

2 stops18h 17m

Boise Air Term. Gowen Fld

Fri 11/27

12:29 pm-4:20 pm

2 stops19h 51m

$980

MadridBoise

MAD - BOI

MADBOI

Madrid Barajas

Fri 5/1

10:50 am-9:17 pm

2 stops18h 27m

Boise Air Term. Gowen Fld

Sun 5/3

5:00 am-8:05 am

2 stops19h 05m

$987

ValenciaBoise

VLC - BOI

VLCBOI

Valencia

Wed 4/29

6:15 pm-3:26 pm

2 stops53h 11m

Boise Air Term. Gowen Fld

Sun 5/3

6:30 am-5:35 pm

2 stops27h 05m

$987

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Wed 4/29

11:00 am-10:28 pm

1 stop19h 28m

Boise Air Term. Gowen Fld

Sat 5/30

3:14 pm-5:10 pm

2 stops17h 56m

$988

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Fri 4/3

11:00 am-10:35 pm

1 stop19h 35m

Boise Air Term. Gowen Fld

Tue 4/7

12:45 pm-2:50 pm

2 stops18h 05m

$988

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Fri 4/3

6:40 am-7:53 pm

2 stops21h 13m

Boise Air Term. Gowen Fld

Tue 4/7

5:00 am-8:20 am

2 stops19h 20m

$990

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/15

Showing 1-10 of 43 resultsSorted by cheapest first
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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 United Airlines, Lufthansa, and Delta fly from Spain to Boise in about 19h 27m. The time it takes to get you to your destination can typically vary by up to 4h 57m. There are 5431 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 Madrid Barajas - Boise Air Term. Gowen Fld, Malaga - 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
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Nampa
Caldwell
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