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Idaho

$509+ Cheap flights from Spain to Idaho

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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
MAD — BOI
Jun 17 — Jun 241
Wed 6/17
Wed 6/24
1 adult, Economy
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Cheap flight deals from Spain to Idaho

Cheapest flights from Spain to Idaho
Explore the most affordable flight options available from Spain to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 18, 2026.

This Rumbo deal was found by Cheapflights users on 5/14. 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 Rumbo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/47:35 pm
BIO
-
BOI
2 stops31h 00m
Scandinavian Airlines
Sat 9/1210:23 am
BOI
-
BIO
2 stops41h 12m
Scandinavian Airlines
Deal found 5/14$866
This Rumbo deal was found by Cheapflights users on 5/15. 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 Rumbo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/297:00 pm
BCN
-
BOI
2 stops35h 13m
Scandinavian Airlines
Tue 6/212:15 pm
BOI
-
BCN
2 stops21h 55m
Scandinavian Airlines
Deal found 5/15$896
This United Airlines deal was found by Cheapflights users on 5/13. 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.
Thu 10/156:05 am
MAD
-
JAC
2 stops39h 24m
United Airlines
Sun 10/184:25 pm
JAC
-
MAD
2 stops31h 40m
United Airlines
Deal found 5/13$935
This Condor deal was found by Cheapflights users on 5/13. 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 Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/128:00 am
BCN
-
BOI
2 stops22h 07m
Multiple Airlines
Thu 6/251:29 pm
BOI
-
BCN
2 stops18h 36m
Multiple Airlines
Deal found 5/13$989
This Condor deal was found by Cheapflights users on 5/14. 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 Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/17:05 am
MAD
-
BOI
2 stops23h 33m
Multiple Airlines
Fri 10/162:08 pm
BOI
-
MAD
2 stops21h 42m
Multiple Airlines
Deal found 5/14$1,013
This United Airlines deal was found by Cheapflights users on 5/17. 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 6/36:50 am
BIO
-
BOI
2 stops24h 06m
United Airlines
Sun 6/77:05 pm
BOI
-
BIO
2 stops55h 40m
United Airlines
Deal found 5/17$1,034
This Flighttix deal was found by Cheapflights users on 5/14. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2812:15 pm
BCN
-
BOI
2 stops29h 30m
Air Canada
Tue 6/25:46 pm
BOI
-
BCN
2 stops30h 14m
Air Canada
Deal found 5/14$1,042
This United Airlines deal was found by Cheapflights users on 5/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/96:50 am
BIO
-
BOI
2 stops22h 29m
United Airlines
Sat 9/196:30 am
BOI
-
BIO
2 stops20h 15m
United Airlines
Deal found 5/14$1,042
This United Airlines deal was found by Cheapflights users on 5/17. 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 9/308:00 am
BCN
-
BOI
2 stops38h 04m
United Airlines
Sun 10/46:25 am
BOI
-
BCN
2 stops17h 55m
United Airlines
Deal found 5/17$1,043
This United Airlines deal was found by Cheapflights users on 5/17. 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 10/28:00 am
BCN
-
IDA
2 stops17h 16m
United Airlines
Sun 10/44:04 pm
IDA
-
BCN
2 stops32h 16m
United Airlines
Deal found 5/17$1,043
This United Airlines deal was found by Cheapflights users on 5/17. 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 6/46:05 am
MAD
-
BOI
2 stops24h 51m
United Airlines
Sun 6/77:05 pm
BOI
-
MAD
2 stops29h 00m
United Airlines
Deal found 5/17$1,044
This United Airlines deal was found by Cheapflights users on 5/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/46:45 am
BIO
-
BOI
2 stops22h 39m
United Airlines
Mon 9/147:01 pm
BOI
-
BIO
2 stops20h 24m
United Airlines
Deal found 5/14$1,046

Find flight deals from Spain to Idaho

Keep the following information in mind while searching for Spain to Idaho flight deals. Data was last updated May 18, 2026.

Round-trip from

$866
(Rumbo)

One-way from

$509
(Kiwi.com)
From Spain to Idaho
Search Deals
One-way flight from Spain to Idaho
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Spain to Idaho 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 May 18, 2026.
Use the filters below to find and compare flights from Spain to Idaho that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MadridJackson

MAD - JAC

MADJAC

Madrid Barajas

Thu 10/15

6:05 am-1:29 pm

2 stops39h 24m

Jackson Hole

Sun 10/18

4:25 pm-8:05 am

2 stops31h 40m

$935

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Fri 6/12

8:00 am-10:07 pm

2 stops22h 07m

Boise Air Term. Gowen Fld

Thu 6/25

1:29 pm-4:05 pm

2 stops18h 36m

$989

BilbaoBoise

BIO - BOI

BIOBOI

Bilbao

Wed 6/3

6:50 am-10:56 pm

2 stops24h 06m

Boise Air Term. Gowen Fld

Sun 6/7

7:05 pm-10:45 am

2 stops55h 40m

$1,034

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Thu 5/28

12:15 pm-9:45 am

2 stops29h 30m

Boise Air Term. Gowen Fld

Tue 6/2

5:46 pm-8:00 am

2 stops30h 14m

$1,042

BilbaoBoise

BIO - BOI

BIOBOI

Bilbao

Sun 9/13

6:50 am-11:50 pm

2 stops25h 00m

Boise Air Term. Gowen Fld

Sat 9/19

6:30 am-10:45 am

2 stops20h 15m

$1,042

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Wed 9/30

8:00 am-2:04 pm

2 stops38h 04m

Boise Air Term. Gowen Fld

Sun 10/4

6:25 am-8:20 am

2 stops17h 55m

$1,043

BarcelonaIdaho Falls

BCN - IDA

BCNIDA

Barcelona-El Prat

Fri 10/2

8:00 am-5:16 pm

2 stops17h 16m

Idaho Falls Fanning Field

Sun 10/4

4:04 pm-9:00 am

2 stops32h 56m

$1,043

MadridBoise

MAD - BOI

MADBOI

Madrid Barajas

Thu 6/4

6:05 am-10:56 pm

2 stops24h 51m

Boise Air Term. Gowen Fld

Sun 6/7

7:05 pm-8:05 am

2 stops29h 00m

$1,044

BarcelonaSpokane

BCN - GEG

BCNGEG

Barcelona-El Prat

Sat 5/30

6:20 am-11:06 pm

2 stops25h 46m

Spokane

Wed 6/3

6:10 am-11:15 am

2 stops20h 05m

$1,055

BarcelonaSpokane

BCN - GEG

BCNGEG

Barcelona-El Prat

Sat 5/30

6:20 am-4:57 pm

2 stops19h 37m

Spokane

Wed 6/3

11:05 am-11:15 am

2 stops15h 10m

$1,055

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/14

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Spain to Idaho

Have a flexible travel schedule? Discover the best time to fly to Idaho 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 Idaho
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 Idaho. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Spain to Idaho?

    United Airlines, Air Canada, and Delta can get you from Spain to Idaho in just under 25h 46m. Your travel time can differ by up to 13h 38m. The distance from Spain to Idaho is about 5267 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 Spain to Idaho that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Spain to Idaho 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

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Alternative routes for Spain to Idaho

See prices for flight routes from nearby airports that may be better suited for you.
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Orly to Los Angeles flights
Munich to John F Kennedy Intl flights
Munich to Newark flights
Heathrow to San Francisco flights
Heathrow to Boston flights
Berlin to Newark flights
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Frederic Chopin to O'Hare Intl flights
Stansted to Newark flights
Charles de Gaulle to O'Hare Intl flights
Madrid to LaGuardia flights

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