Idaho

$430+ 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 5/27. Fares are subject to change and may not be available on all flights or dates of travel.
MAD — BOI
Apr 26 — May 31
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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 March 27, 2026.

This United Airlines deal was found by Cheapflights users on 3/23. 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 11/196:00 am
MAD
-
JAC
2 stops36h 03m
United Airlines
Mon 11/234:25 pm
JAC
-
MAD
2 stops32h 50m
United Airlines
Deal found 3/23$902
This American Airlines deal was found by Cheapflights users on 3/24. 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.
Thu 4/93:25 pm
MAD
-
JAC
2 stops29h 16m
American Airlines
Mon 4/131:25 pm
JAC
-
MAD
2 stops20h 05m
American Airlines
Deal found 3/24$905
This Flighttix deal was found by Cheapflights users on 3/24. 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 4/93:55 pm
MAD
-
JAC
1 stop28h 46m
Iberia
Mon 4/131:25 pm
JAC
-
MAD
2 stops16h 05m
Iberia
Deal found 3/24$909
This Delta deal was found by Cheapflights users on 3/23. 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.
Thu 5/76:00 am
MAD
-
JAC
2 stops22h 15m
Delta
Thu 5/147:00 am
JAC
-
MAD
2 stops28h 35m
Delta
Deal found 3/23$913
This Finnair deal was found by Cheapflights users on 3/25. 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.
Fri 4/105:30 pm
MAD
-
JAC
2 stops27h 10m
Multiple Airlines
Tue 4/141:25 pm
JAC
-
MAD
1 stop17h 00m
Multiple Airlines
Deal found 3/25$935
This Kiwi.com deal was found by Cheapflights users on 3/25. 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.
Mon 4/136:30 pm
BCN
-
BOI
2 stops28h 59m
Multiple Airlines
Sun 4/197:40 am
BOI
-
BCN
1 stop24h 45m
Multiple Airlines
Deal found 3/25$979
This Expedia deal was found by Cheapflights users on 3/23. 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.
Thu 5/78:00 am
BCN
-
BOI
2 stops23h 02m
Multiple Airlines
Thu 5/1411:56 am
BOI
-
BCN
2 stops26h 14m
Multiple Airlines
Deal found 3/23$987
This Expedia deal was found by Cheapflights users on 3/26. 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.
Thu 5/288:00 am
BCN
-
BOI
2 stops23h 58m
Multiple Airlines
Tue 8/251:00 pm
BOI
-
BCN
2 stops25h 10m
Multiple Airlines
Deal found 3/26$990
This Expedia deal was found by Cheapflights users on 3/23. 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.
Thu 5/78:00 am
BCN
-
GEG
2 stops22h 31m
Multiple Airlines
Thu 5/1412:46 pm
GEG
-
BCN
2 stops24h 24m
Multiple Airlines
Deal found 3/23$990
This KLM deal was found by Cheapflights users on 3/27. 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.
Thu 9/312:00 pm
BIO
-
BOI
2 stops19h 59m
Multiple Airlines
Tue 9/83:30 pm
BOI
-
BIO
2 stops18h 00m
Multiple Airlines
Deal found 3/27$1,010
This United Airlines deal was found by Cheapflights users on 3/23. 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 10/76:50 am
BIO
-
BOI
2 stops20h 26m
United Airlines
Sun 10/1111:45 am
BOI
-
BIO
2 stops27h 40m
United Airlines
Deal found 3/23$1,011
This United Airlines deal was found by Cheapflights users on 3/25. 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 4/2212:55 pm
VLC
-
BOI
2 stops35h 53m
United Airlines
Sun 4/265:29 pm
BOI
-
VLC
2 stops40h 06m
United Airlines
Deal found 3/25$1,013

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 March 27, 2026.

Round-trip from

$902
(Flighttix)

One-way from

$430
(Kiwi.com)
From Spain to Idaho
One-way flight from Spain to Idaho

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 March 27, 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 4/9

1:00 pm-12:41 pm

1 stop31h 41m

Jackson Hole

Mon 4/13

1:25 pm-2:25 pm

1 stop17h 00m

$910

MadridJackson

MAD - JAC

MADJAC

Madrid Barajas

Fri 4/10

5:30 pm-12:40 pm

2 stops27h 10m

Jackson Hole

Tue 4/14

1:25 pm-2:25 pm

1 stop17h 00m

$935

BilbaoBoise

BIO - BOI

BIOBOI

Bilbao

Thu 9/3

12:00 pm-11:59 pm

2 stops19h 59m

Boise Air Term. Gowen Fld

Tue 9/8

3:30 pm-5:30 pm

2 stops18h 00m

$1,010

ValenciaBoise

VLC - BOI

VLCBOI

Valencia

Wed 4/22

12:55 pm-3:27 pm

2 stops34h 32m

Boise Air Term. Gowen Fld

Sun 4/26

5:00 am-5:35 pm

2 stops28h 35m

$1,013

BarcelonaSpokane

BCN - GEG

BCNGEG

Barcelona-El Prat

Sat 4/11

11:10 am-9:29 pm

2 stops19h 19m

Spokane

Wed 4/15

3:30 pm-5:10 pm

2 stops16h 40m

$1,013

BilbaoBoise

BIO - BOI

BIOBOI

Bilbao

Fri 4/10

6:45 am-4:03 pm

2 stops17h 18m

Boise Air Term. Gowen Fld

Tue 4/14

3:44 pm-5:30 pm

2 stops17h 46m

$1,014

BilbaoBoise

BIO - BOI

BIOBOI

Bilbao

Fri 4/10

12:00 pm-10:04 pm

2 stops18h 04m

Boise Air Term. Gowen Fld

Tue 4/14

2:18 pm-5:30 pm

2 stops19h 12m

$1,014

BilbaoBoise

BIO - BOI

BIOBOI

Bilbao

Sat 4/11

6:45 am-9:09 pm

2 stops22h 24m

Boise Air Term. Gowen Fld

Wed 4/15

5:34 am-11:15 am

2 stops21h 41m

$1,015

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Thu 5/7

6:40 am-9:54 am

2 stops35h 14m

Boise Air Term. Gowen Fld

Sun 5/24

7:05 pm-2:20 pm

1 stop35h 15m

$1,016

MadridSpokane

MAD - GEG

MADGEG

Madrid Barajas

Wed 4/22

5:55 am-9:11 pm

2 stops24h 16m

Spokane

Sun 4/26

5:05 am-9:00 am

2 stops18h 55m

$1,017

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/22

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?

    Iberia, United Airlines, and Delta can get you from Spain to Idaho in just under 17h 18m. Your travel time can differ by up to 17h 14m. The distance from Spain to Idaho is about 5157 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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