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Idaho

$493+ 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
Aug 2 — Aug 91
Sun 8/2
Sun 8/9
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 July 3, 2026.

This Orbitz deal was found by Cheapflights users on 6/28. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/310:15 am
BCN
-
BOI
2 stops20h 18m
Multiple Airlines
Mon 9/72:17 pm
BOI
-
BCN
2 stops23h 53m
Multiple Airlines
Deal found 6/28$781
This Cheapflightsfares deal was found by Cheapflights users on 6/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/236:50 am
BCN
-
BOI
2 stops24h 16m
Lufthansa
Thu 12/32:43 pm
BOI
-
BCN
2 stops18h 52m
Lufthansa
Deal found 6/28$991
This Cheapflightsfares deal was found by Cheapflights users on 6/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/256:50 am
BCN
-
BOI
2 stops24h 16m
Lufthansa
Thu 12/38:40 am
BOI
-
BCN
2 stops20h 20m
Lufthansa
Deal found 6/28$992
This Cheapflightsfares deal was found by Cheapflights users on 6/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/215:55 am
MAD
-
BOI
2 stops23h 40m
Lufthansa
Fri 10/302:39 pm
BOI
-
MAD
2 stops25h 56m
Lufthansa
Deal found 6/28$992
This Expedia deal was found by Cheapflights users on 6/28. 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 8/137:00 am
MAD
-
BOI
2 stops24h 48m
Multiple Airlines
Thu 8/2010:14 am
BOI
-
MAD
2 stops27h 41m
Multiple Airlines
Deal found 6/28$1,021
This Condor deal was found by Cheapflights users on 6/30. 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 7/1610:15 am
BCN
-
BOI
2 stops21h 49m
Multiple Airlines
Mon 7/201:06 pm
BOI
-
BCN
2 stops25h 04m
Multiple Airlines
Deal found 6/30$1,022
This United Airlines deal was found by Cheapflights users on 6/28. 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 9/38:00 am
BCN
-
BOI
2 stops33h 35m
United Airlines
Mon 9/712:24 pm
BOI
-
BCN
1 stop16h 51m
United Airlines
Deal found 6/28$1,024
This Iberia deal was found by Cheapflights users on 6/28. 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.
Thu 9/310:45 am
BCN
-
BOI
1 stop19h 26m
Iberia
Mon 9/76:44 am
BOI
-
BCN
1 stop19h 26m
Iberia
Deal found 6/28$1,033
This Delta deal was found by Cheapflights users on 6/28. 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.
Wed 10/216:00 am
MAD
-
BOI
2 stops25h 59m
Delta
Fri 10/301:33 pm
BOI
-
MAD
1 stop13h 22m
Delta
Deal found 6/28$1,034
This United Airlines deal was found by Cheapflights users on 6/28. 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 11/253:10 pm
BCN
-
BOI
1 stop15h 56m
United Airlines
Thu 12/36:20 am
BOI
-
BCN
2 stops18h 40m
United Airlines
Deal found 6/28$1,035
This Condor deal was found by Cheapflights users on 6/28. 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 7/178:00 am
BCN
-
GEG
2 stops21h 56m
Multiple Airlines
Mon 8/31:26 pm
GEG
-
BCN
2 stops23h 44m
Multiple Airlines
Deal found 6/28$1,037
This Condor deal was found by Cheapflights users on 6/29. 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 7/138:00 am
BCN
-
BOI
2 stops22h 07m
Multiple Airlines
Sun 7/1910:52 am
BOI
-
BCN
2 stops27h 18m
Multiple Airlines
Deal found 6/29$1,042

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 July 3, 2026.

Round-trip from

$781
(Orbitz)

One-way from

$493
(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 July 3, 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

MadridBoise

MAD - BOI

MADBOI

Madrid Barajas

Wed 10/21

5:55 am-9:35 pm

2 stops23h 40m

Boise Air Term. Gowen Fld

Fri 10/30

2:39 pm-11:35 pm

2 stops25h 56m

$992

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Thu 9/3

8:00 am-9:35 am

2 stops33h 35m

Boise Air Term. Gowen Fld

Mon 9/7

12:24 pm-1:15 pm

1 stop16h 51m

$1,024

MadridBoise

MAD - BOI

MADBOI

Madrid Barajas

Wed 10/21

6:00 am-11:59 pm

2 stops25h 59m

Boise Air Term. Gowen Fld

Fri 10/30

1:33 pm-9:55 am

1 stop13h 22m

$1,034

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Wed 11/25

3:10 pm-11:06 pm

1 stop15h 56m

Boise Air Term. Gowen Fld

Thu 12/3

6:20 am-9:00 am

2 stops18h 40m

$1,035

BarcelonaSpokane

BCN - GEG

BCNGEG

Barcelona-El Prat

Fri 7/17

8:00 am-8:56 pm

2 stops21h 56m

Spokane

Mon 8/3

1:26 pm-10:10 pm

2 stops23h 44m

$1,037

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Mon 11/23

10:50 am-10:41 pm

1 stop19h 51m

Boise Air Term. Gowen Fld

Thu 12/3

1:43 pm-8:40 am

1 stop34h 57m

$1,059

MadridBoise

MAD - BOI

MADBOI

Madrid Barajas

Wed 10/21

12:45 pm-9:35 pm

2 stops16h 50m

Boise Air Term. Gowen Fld

Fri 10/30

12:32 pm-7:00 am

3 stops35h 28m

$1,061

MadridBoise

MAD - BOI

MADBOI

Madrid Barajas

Wed 10/21

12:20 pm-10:29 pm

1 stop18h 09m

Boise Air Term. Gowen Fld

Fri 10/30

7:00 am-9:20 am

1 stop19h 20m

$1,063

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Sun 8/16

8:00 am-12:04 am

2 stops24h 04m

Boise Air Term. Gowen Fld

Sun 8/23

2:17 pm-4:00 pm

2 stops17h 43m

$1,087

MadridJackson

MAD - JAC

MADJAC

Madrid Barajas

Wed 7/15

3:25 pm-10:14 am

2 stops26h 49m

Jackson Hole

Sun 7/19

4:15 pm-5:35 am

2 stops29h 20m

$1,096

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/29

Showing 1-10 of 56 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?

    Lufthansa, United Airlines, and Delta can get you from Spain to Idaho in just under 23h 40m. Your travel time can differ by up to 9h 55m. The distance from Spain to Idaho is about 5275 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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