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Idaho

$349+ 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 10/21. Fares are subject to change and may not be available on all flights or dates of travel.
MAD — BOI
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
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 junio 12, 2025.

Round-trip from

$701
(American Airlines)

One-way from

$349
(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 junio 12, 2025.

This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/264:40 pmMAD - JAC
1 stop30h 46mAmerican Airlines
lun. 9/112:55 pmJAC - MAD
1 stop16h 55mAmerican Airlines
Deal found 6/11$701
This Condor deal was found by Cheapflights users on 6/11. 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 Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/257:05 amMAD - BOI
2 stops20h 45mMultiple Airlines
dom. 8/3112:43 pmBOI - MAD
2 stops25h 12mMultiple Airlines
Deal found 6/11$769
This lol.travel deal was found by Cheapflights users on 6/11. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/66:30 amBIO - BOI
2 stops22h 51mLufthansa
sáb. 11/1512:35 pmBOI - BIO
2 stops26h 30mLufthansa
Deal found 6/11$775
This United Airlines deal was found by Cheapflights users on 6/11. 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.
jue. 9/46:45 amBIO - BOI
2 stops19h 14mUnited Airlines
dom. 9/147:09 pmBOI - BIO
2 stops39h 36mUnited Airlines
Deal found 6/11$806
This United Airlines deal was found by Cheapflights users on 6/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/1312:45 pmMAD - GEG
2 stops17h 18mUnited Airlines
lun. 9/295:15 amGEG - MAD
2 stops18h 45mUnited Airlines
Deal found 6/12$808
This Finnair deal was found by Cheapflights users on 6/12. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/134:00 pmMAD - GEG
1 stop28h 46mMultiple Airlines
lun. 9/296:00 amGEG - MAD
1 stop23h 20mMultiple Airlines
Deal found 6/12$819
This United Airlines deal was found by Cheapflights users on 6/11. 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.
mar. 8/266:00 amMAD - JAC
2 stops22h 39mUnited Airlines
lun. 9/12:50 pmJAC - MAD
2 stops33h 15mUnited Airlines
Deal found 6/11$843
This Lufthansa deal was found by Cheapflights users on 6/11. 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.
mié. 10/156:25 pmAGP - BOI
2 stops56h 22mLufthansa
lun. 10/272:31 pmBOI - AGP
2 stops17h 59mLufthansa
Deal found 6/11$879
This Flighttix deal was found by Cheapflights users on 6/10. 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.
jue. 7/33:15 pmBCN - BOI
1 stop15h 37mLufthansa
lun. 7/710:45 amBOI - BCN
2 stops18h 30mLufthansa
Deal found 6/10$908
This United Airlines deal was found by Cheapflights users on 6/10. 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.
jue. 7/33:15 pmBCN - BOI
1 stop15h 37mUnited Airlines
lun. 7/712:39 pmBOI - BCN
1 stop16h 36mUnited Airlines
Deal found 6/10$910
This Delta deal was found by Cheapflights users on 6/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/145:20 pmAGP - BOI
2 stops31h 09mDelta
dom. 10/265:40 amBOI - AGP
2 stops27h 55mDelta
Deal found 6/11$911
This Air France deal was found by Cheapflights users on 6/11. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/155:20 pmAGP - BOI
2 stops31h 09mMultiple Airlines
dom. 10/263:05 pmBOI - AGP
2 stops25h 35mMultiple Airlines
Deal found 6/11$921

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 junio 12, 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

mar. 8/26

4:40 pm-3:26 pm

1 stop30h 46m

Jackson Hole

lun. 9/1

12:55 pm-1:50 pm

1 stop16h 55m

$701

MadridBoise

MAD - BOI

MADBOI

Madrid Barajas

lun. 8/25

7:05 am-7:50 pm

2 stops20h 45m

Boise Air Term. Gowen Fld

dom. 8/31

12:43 pm-9:55 pm

2 stops25h 12m

$769

BilbaoBoise

BIO - BOI

BIOBOI

Bilbao

jue. 11/6

6:30 am-9:21 pm

2 stops22h 51m

Boise Air Term. Gowen Fld

sáb. 11/15

12:35 pm-11:05 pm

2 stops26h 30m

$775

BilbaoBoise

BIO - BOI

BIOBOI

Bilbao

jue. 9/4

6:45 am-5:59 pm

2 stops19h 14m

Boise Air Term. Gowen Fld

dom. 9/14

7:09 pm-6:45 pm

2 stops39h 36m

$806

MadridSpokane

MAD - GEG

MADGEG

Madrid Barajas

sáb. 9/13

12:45 pm-9:03 pm

2 stops17h 18m

Spokane

lun. 9/29

5:15 am-9:00 am

2 stops18h 45m

$808

MadridSpokane

MAD - GEG

MADGEG

Madrid Barajas

sáb. 9/13

4:00 pm-11:46 am

1 stop28h 46m

Spokane

lun. 9/29

6:00 am-2:20 pm

1 stop23h 20m

$819

MadridJackson

MAD - JAC

MADJAC

Madrid Barajas

mar. 8/26

6:00 am-8:39 pm

2 stops22h 39m

Jackson Hole

lun. 9/1

2:50 pm-8:05 am

2 stops33h 15m

$843

MálagaBoise

AGP - BOI

AGPBOI

Malaga

mié. 10/15

6:25 pm-6:47 pm

2 stops56h 22m

Boise Air Term. Gowen Fld

lun. 10/27

2:31 pm-3:30 pm

2 stops17h 59m

$879

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

jue. 7/3

3:15 pm-10:52 pm

1 stop15h 37m

Boise Air Term. Gowen Fld

lun. 7/7

10:45 am-1:15 pm

2 stops18h 30m

$908

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

jue. 7/3

3:15 pm-10:52 pm

1 stop15h 37m

Boise Air Term. Gowen Fld

lun. 7/7

12:39 pm-1:15 pm

1 stop16h 36m

$910

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 52 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

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 junio 12, 2025.
See what other customers who have flown with Delta, KLM and United Airlines 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
7,946 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Scandinavian Airlines
7.3
Good
1,387 reviews
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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 Iberia. According to our data, you can fly for as low as $730. Users have also found prices from $741 and $891 on Lufthansa and Delta, 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 $395). 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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Alternative routes for Spain to Idaho

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