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$649+ Cheap flights from Spain to Boise (BOI)

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 11/5. Fares are subject to change and may not be available on all flights or dates of travel.
MAD — BOI
Jun 23 — Jun 301
Mon 6/23
Mon 6/30
1 adult, Economy
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Cheap flight deals from Spain to Boise

Keep the following information in mind while searching for Spain to Boise flight deals. Data was last updated June 18, 2025.

Round-trip from

$894
(lol.travel)

One-way from

$649
(Thrive Travel)
From Spain to Boise Air Term. Gowen Fld
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One-way flight from Spain to Boise Air Term. Gowen Fld
Search Deals

Find flight deals from Spain to Boise

Cheapest flights from Spain to Boise
Explore the most affordable flight options available from Spain to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 18, 2025.

This lol.travel deal was found by Cheapflights users on 6/17. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/33:15 pmBCN - BOI
1 stop15h 37mLufthansa
Mon 7/78:30 amBOI - BCN
1 stop20h 45mLufthansa
Deal found 6/17$894
This United Airlines deal was found by Cheapflights users on 6/16. 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 7/26:45 amBIO - BOI
2 stops36h 58mUnited Airlines
Sun 7/612:39 pmBOI - BIO
2 stops42h 06mUnited Airlines
Deal found 6/16$905
This United Airlines deal was found by Cheapflights users on 6/17. 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 7/312:10 pmBCN - BOI
2 stops37h 57mUnited Airlines
Mon 7/712:39 pmBOI - BCN
2 stops35h 11mUnited Airlines
Deal found 6/17$909
This United Airlines deal was found by Cheapflights users on 6/17. 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 7/411:15 amMAD - BOI
2 stops19h 37mUnited Airlines
Tue 7/87:15 pmBOI - MAD
3 stops29h 45mUnited Airlines
Deal found 6/17$942
This Finnair deal was found by Cheapflights users on 6/17. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/44:00 pmMAD - BOI
1 stop26h 54mMultiple Airlines
Tue 7/81:17 pmBOI - MAD
1 stop16h 08mMultiple Airlines
Deal found 6/17$965
This Gotogate deal was found by Cheapflights users on 6/16. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/212:45 pmMAD - BOI
2 stops53h 01mAir Canada
Sun 7/67:00 amBOI - MAD
2 stops39h 40mAir Canada
Deal found 6/16$970
This Gotogate deal was found by Cheapflights users on 6/17. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/35:40 pmAGP - BOI
2 stops34h 07mLufthansa
Mon 7/712:39 pmBOI - AGP
2 stops50h 21mLufthansa
Deal found 6/17$1,030
This American Airlines deal was found by Cheapflights users on 6/16. 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.
Mon 8/114:40 pmMAD - BOI
1 stop27h 39mAmerican Airlines
Sat 8/161:36 pmBOI - MAD
1 stop35h 29mAmerican Airlines
Deal found 6/16$1,056
This American Airlines deal was found by Cheapflights users on 6/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/310:45 amBCN - BOI
1 stop32h 16mAmerican Airlines
Mon 7/77:16 amBOI - BCN
2 stops17h 49mAmerican Airlines
Deal found 6/17$1,071
This Delta deal was found by Cheapflights users on 6/16. 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 7/26:50 amBIO - BOI
2 stops21h 45mDelta
Sun 7/611:40 pmBOI - BIO
2 stops51h 20mDelta
Deal found 6/16$1,077
This Delta deal was found by Cheapflights users on 6/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/36:10 amAGP - BOI
2 stops25h 41mDelta
Mon 7/76:00 pmBOI - AGP
2 stops38h 20mDelta
Deal found 6/17$1,078
This Mytrip deal was found by Cheapflights users on 6/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/36:10 amAGP - BOI
3 stops34h 38mMultiple Airlines
Mon 7/79:43 amBOI - AGP
3 stops30h 12mMultiple Airlines
Deal found 6/17$1,087

Cheapflights Fare Finder

Customize your flight search to find flights from Spain to Boise 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 June 18, 2025.
Use the filters below to find and compare flights from Spain to Boise that are best for you.

Fly from

Spain

Fly to

Boise

Route

Depart

Return

Price

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Thu 7/3

3:15 pm-10:52 pm

1 stop15h 37m

Boise Air Term. Gowen Fld

Mon 7/7

8:30 am-1:15 pm

1 stop20h 45m

$894

BilbaoBoise

BIO - BOI

BIOBOI

Bilbao

Wed 7/2

6:45 am-11:43 am

2 stops36h 58m

Boise Air Term. Gowen Fld

Sun 7/6

12:39 pm-2:45 pm

2 stops42h 06m

$905

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Thu 7/3

12:10 pm-6:07 pm

2 stops37h 57m

Boise Air Term. Gowen Fld

Mon 7/7

12:39 pm-7:50 am

2 stops35h 11m

$909

MadridBoise

MAD - BOI

MADBOI

Madrid Barajas

Fri 7/4

11:15 am-10:52 pm

2 stops19h 37m

Boise Air Term. Gowen Fld

Tue 7/8

7:15 pm-9:00 am

3 stops29h 45m

$942

MadridBoise

MAD - BOI

MADBOI

Madrid Barajas

Fri 7/4

4:00 pm-10:54 am

1 stop26h 54m

Boise Air Term. Gowen Fld

Tue 7/8

1:17 pm-1:25 pm

1 stop16h 08m

$965

MadridBoise

MAD - BOI

MADBOI

Madrid Barajas

Wed 7/2

12:45 pm-9:46 am

2 stops53h 01m

Boise Air Term. Gowen Fld

Sun 7/6

7:00 am-6:40 am

2 stops39h 40m

$970

MálagaBoise

AGP - BOI

AGPBOI

Malaga

Thu 7/3

5:40 pm-7:47 pm

2 stops34h 07m

Boise Air Term. Gowen Fld

Mon 7/7

12:39 pm-11:00 pm

2 stops50h 21m

$1,030

MadridBoise

MAD - BOI

MADBOI

Madrid Barajas

Mon 8/11

4:40 pm-12:19 pm

1 stop27h 39m

Boise Air Term. Gowen Fld

Sat 8/16

1:36 pm-9:05 am

1 stop35h 29m

$1,056

BarcelonaBoise

BCN - BOI

BCNBOI

Barcelona-El Prat

Thu 7/3

10:45 am-11:01 am

1 stop32h 16m

Boise Air Term. Gowen Fld

Mon 7/7

7:16 am-9:05 am

2 stops17h 49m

$1,071

BilbaoBoise

BIO - BOI

BIOBOI

Bilbao

Wed 7/2

6:50 am-8:35 pm

2 stops21h 45m

Boise Air Term. Gowen Fld

Sun 7/6

11:40 pm-11:00 am

2 stops51h 20m

$1,077

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/16

Showing 1-10 of 27 results
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Best time to book a flight from Spain to Boise

Have a flexible travel schedule? Discover the best time to fly to Boise 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 Boise

Rainfall in Boise by month

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

In terms of precipitation, rainfall in Boise 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 Boise when rainfall is around 0.2 in.

Temperature in Boise by month

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

If weather is an important factor for your trip to Boise, 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 Boise

Get insights into the airlines that provide service to Boise. 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 Boise. Reviews last updated June 18, 2025.
Read through reviews of airlines operating flights from Spain to Boise, such as Delta, Finnair and SWISS. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,964 reviews

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

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
7,964 reviews
Delta
8.0
Very good
7,964 reviews

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

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!
Finnair
7.6
Good
1,292 reviews
Delta
8.0
Very good
7,964 reviews

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

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!
SWISS
7.5
Good
1,632 reviews
Delta
8.0
Very good
7,964 reviews

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

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
8,809 reviews
Delta
8.0
Very good
7,964 reviews

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

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!
Virgin Atlantic
7.4
Good
653 reviews
Delta
8.0
Very good
7,964 reviews

Crew

8.5

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Comfort

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 Boise. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Boise from Spain?

    Boise Air Term. Gowen Fld (BOI) is the airport you will fly into if you book a flight from Spain to Boise. It is only a 3.3 mi journey from Air Term. Gowen Fld (BOI) to Boise’s city center.

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

    $649 is the cheapest one-way deal found within the past few days, from Lufthansa. You may also be able to find cheap deals on Iberia and Virgin Atlantic, with prices starting from $731 and $907, respectively.

  • What are the most popular routes from Spain to Boise?

    When deciding which route to take from Spain to Boise consider Madrid Barajas - Boise Air Term. Gowen Fld, Barcelona-El Prat - Boise Air Term. Gowen Fld or Bilbao - Boise Air Term. Gowen Fld as they are the most popular.

  • Can I find deals for flights from Spain to Boise that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Spain to Boise 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 Boise?

    Currently, October is the cheapest month in which you can book a flight from Spain to Boise (average of $314). Flying from Spain to Boise in June is currently the most expensive (average of $396). 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

Traveling to a place near Spain?

Book flights to Spain if you plan to visit one of these locations
Nampa
Meridian
Ontario
McCall
Caldwell

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