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Idaho

$494+ 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 7/23. Fares are subject to change and may not be available on all flights or dates of travel.
MAD — BOI
Apr 30 — May 71
Wed 4/30
Wed 5/7
1 adult, Economy
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Cheap flight deals from Spain to Idaho

Keep the following information in mind while searching for Spain to Idaho flight deals. Data was last updated April 25, 2025.

Round-trip from

$808
(United Airlines)

One-way from

$494
(Kiwi.com)
From Spain to Idaho
Search Deals
One-way flight from Spain to Idaho
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Find 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 April 25, 2025.

This United Airlines deal was found by Cheapflights users on 4/25. 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.
Fri 5/3012:45 pmMAD - JAC
2 stops28h 58mUnited Airlines
Thu 6/125:48 pmJAC - MAD
2 stops31h 12mUnited Airlines
Deal found 4/25$808
This Finnair deal was found by Cheapflights users on 4/25. 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.
Sat 9/134:00 pmMAD - GEG
1 stop28h 40mMultiple Airlines
Mon 9/2912:20 pmGEG - MAD
1 stop17h 00mMultiple Airlines
Deal found 4/25$859
This American Airlines deal was found by Cheapflights users on 4/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/305:30 pmMAD - JAC
2 stops26h 36mAmerican Airlines
Thu 6/1212:48 pmJAC - MAD
1 stop17h 02mAmerican Airlines
Deal found 4/25$860
This Iberia deal was found by Cheapflights users on 4/25. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2612:40 pmMAD - BOI
1 stop16h 36mIberia
Mon 9/151:41 pmBOI - MAD
2 stops22h 04mIberia
Deal found 4/25$863
This Flighttix deal was found by Cheapflights users on 4/24. 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.
Fri 5/912:45 pmMAD - BOI
2 stops31h 29mAir Canada
Tue 5/135:25 pmBOI - MAD
2 stops29h 15mAir Canada
Deal found 4/24$912
This United Airlines deal was found by Cheapflights users on 4/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/912:15 pmBCN - GEG
2 stops41h 35mUnited Airlines
Tue 5/135:29 amGEG - BCN
2 stops22h 46mUnited Airlines
Deal found 4/24$914
This United Airlines deal was found by Cheapflights users on 4/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/1012:15 pmBCN - IDA
2 stops18h 30mUnited Airlines
Wed 5/144:22 pmIDA - BCN
2 stops21h 18mUnited Airlines
Deal found 4/24$919
This Flighttix deal was found by Cheapflights users on 4/24. 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.
Fri 5/94:00 pmBCN - GEG
1 stop16h 38mLufthansa
Tue 5/136:00 amGEG - BCN
1 stop23h 00mLufthansa
Deal found 4/24$927
This United Airlines deal was found by Cheapflights users on 4/25. 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.
Fri 8/2911:15 amMAD - BOI
2 stops17h 59mUnited Airlines
Sun 9/215:00 amBOI - MAD
2 stops19h 05mUnited Airlines
Deal found 4/25$933
This Delta deal was found by Cheapflights users on 4/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2610:05 amMAD - BOI
1 stop34h 26mDelta
Fri 9/1911:30 pmBOI - MAD
1 stop26h 05mDelta
Deal found 4/25$954
This Flighttix deal was found by Cheapflights users on 4/25. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/2512:55 pmMAD - BOI
2 stops42h 06mScandinavian Airlines
Sat 8/22:00 pmBOI - MAD
2 stops38h 10mScandinavian Airlines
Deal found 4/25$971
This Lufthansa deal was found by Cheapflights users on 4/25. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/256:20 pmMAD - BOI
2 stops34h 54mLufthansa
Wed 9/1712:27 pmBOI - MAD
2 stops23h 23mLufthansa
Deal found 4/25$977

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 April 25, 2025.
Use the filters below to find and compare flights from Spain to Idaho that are best for you.

Fly from

Spain

Fly to

Idaho

Route

Depart

Return

Price

MadridJackson

MAD - JAC

MADJAC

Madrid Barajas

Fri 5/30

12:45 pm-9:43 am

2 stops28h 58m

Jackson Hole

Thu 6/12

5:48 pm-9:00 am

2 stops31h 12m

$808

MadridSpokane

MAD - GEG

MADGEG

Madrid Barajas

Sat 9/13

4:00 pm-11:40 am

1 stop28h 40m

Spokane

Mon 9/29

12:20 pm-2:20 pm

1 stop17h 00m

$859

MadridJackson

MAD - JAC

MADJAC

Madrid Barajas

Fri 5/30

5:30 pm-12:06 pm

2 stops26h 36m

Jackson Hole

Thu 6/12

12:48 pm-1:50 pm

1 stop17h 02m

$860

MadridBoise

MAD - BOI

MADBOI

Madrid Barajas

Tue 8/26

12:40 pm-9:16 pm

1 stop16h 36m

Boise Air Term. Gowen Fld

Mon 9/15

1:41 pm-7:45 pm

2 stops22h 04m

$863

MadridBoise

MAD - BOI

MADBOI

Madrid Barajas

Fri 5/9

12:45 pm-12:14 pm

2 stops31h 29m

Boise Air Term. Gowen Fld

Tue 5/13

5:25 pm-6:40 am

2 stops29h 15m

$912

BarcelonaSpokane

BCN - GEG

BCNGEG

Barcelona-El Prat

Fri 5/9

12:15 pm-8:50 pm

2 stops41h 35m

Spokane

Tue 5/13

5:29 am-1:15 pm

2 stops22h 46m

$914

BarcelonaIdaho Falls

BCN - IDA

BCNIDA

Barcelona-El Prat

Sat 5/10

12:15 pm-10:45 pm

2 stops18h 30m

Idaho Falls Fanning Field

Wed 5/14

4:22 pm-9:40 pm

2 stops21h 18m

$919

BarcelonaSpokane

BCN - GEG

BCNGEG

Barcelona-El Prat

Fri 5/9

4:00 pm-11:38 pm

1 stop16h 38m

Spokane

Tue 5/13

6:00 am-2:00 pm

1 stop23h 00m

$927

MadridBoise

MAD - BOI

MADBOI

Madrid Barajas

Fri 8/29

11:15 am-9:14 pm

2 stops17h 59m

Boise Air Term. Gowen Fld

Sun 9/21

5:00 am-8:05 am

2 stops19h 05m

$933

MadridBoise

MAD - BOI

MADBOI

Madrid Barajas

Tue 8/26

10:05 am-12:31 pm

1 stop34h 26m

Boise Air Term. Gowen Fld

Fri 9/19

11:30 pm-9:35 am

1 stop26h 05m

$954

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/24

Showing 1-10 of 49 results
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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

What is the cheapest time of day to fly from ES to ID?

Find hourly flight availability from Spain to Idaho. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 25, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Spain to Idaho as you normally would.

Rainfall in Idaho by month

Plan your trip to Idaho by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Idaho ranges from 0.2 - 1.6 inches per month. December is typically the wettest month, when rainfall can reach 1.6 in. August is typically the driest time to visit Idaho when rainfall is around 0.2 in.

Temperature in Idaho by month

Plan your trip to Idaho by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Idaho, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Idaho

Get insights into the airlines that provide service to Idaho. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Idaho. Reviews last updated April 25, 2025.
See what other customers who have flown with Delta, KLM and Finnair from Spain to Idaho have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,920 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,920 reviews
Delta
8.0
Very good
7,920 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,334 reviews
Delta
8.0
Very good
7,920 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Finnair
7.6
Good
1,272 reviews
Delta
8.0
Very good
7,920 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Air France
7.4
Good
1,444 reviews
Delta
8.0
Very good
7,920 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,685 reviews
Delta
8.0
Very good
7,920 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

  • What are the cheapest airlines to fly from Spain to Idaho one-way?

    For one-way options, check prices for WestJet. According to our data, you can fly for as low as $747. Users have also found prices from $893 and $910 on Delta and Lufthansa, respectively.

  • 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.

  • What is the cheapest month to book a flight from Spain to Idaho?

    Currently, October is the cheapest month in which you can book a flight from Spain to Idaho (average of $314). Flying from Spain to Idaho in June is currently the most expensive (average of $419). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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See prices for flight routes from nearby airports that may be better suited for you.
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