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$465+ Cheap flights from Boise (BOI) to Madrid, Spain (MAD)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/22. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — MAD
Dec 19 — Dec 261
Fri 12/19
Fri 12/26
1 adult, Economy
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Cheap flight deals from Boise to Madrid

Discover tips and strategies to find the most affordable flight options for your journey from Boise (BOI) to Madrid (MAD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 19, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$465
(Priceline)

Popular in

May

Cheapest in

November

Average price

$590
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Madrid Barajas flight deals.
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Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Madrid Barajas flights.
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From Boise Air Term. Gowen Fld to Madrid Barajas
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($180 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($30 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Boise to Madrid

Cheapest flights from Boise to Madrid
Explore the most affordable flight options available from Boise to Madrid. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 19, 2025.

This Delta deal was found by Cheapflights users on 11/17. 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.
Tue 11/185:35 amBOI - MAD
2 stops21h 55mDelta
Tue 12/96:00 amMAD - BOI
2 stops26h 09mDelta
Deal found 11/17$481
This Finnair deal was found by Cheapflights users on 11/17. 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.
Tue 11/187:00 amBOI - MAD
1 stop18h 25mMultiple Airlines
Tue 12/912:40 pmMAD - BOI
1 stop17h 45mMultiple Airlines
Deal found 11/17$488
This Delta deal was found by Cheapflights users on 11/17. 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.
Tue 11/185:20 amBOI - MAD
2 stops22h 10mDelta
Mon 12/811:15 amMAD - BOI
2 stops31h 49mDelta
Deal found 11/17$511
This KLM deal was found by Cheapflights users on 11/17. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/62:04 pmBOI - MAD
1 stop35h 11mMultiple Airlines
Sat 3/76:00 amMAD - BOI
2 stops18h 05mMultiple Airlines
Deal found 11/17$518
This American Airlines deal was found by Cheapflights users on 11/16. 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.
Sun 11/168:28 pmBOI - MAD
2 stops25h 22mMultiple Airlines
Sat 12/61:00 pmMAD - BOI
2 stops18h 59mMultiple Airlines
Deal found 11/16$543
This Cheapflightsfares deal was found by Cheapflights users on 11/17. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/66:44 amBOI - MAD
1 stop15h 31mIberia
Sat 3/71:00 pmMAD - BOI
1 stop17h 36mIberia
Deal found 11/17$575
This Finnair deal was found by Cheapflights users on 11/17. 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.
Tue 11/187:00 amBOI - MAD
1 stop18h 25mMultiple Airlines
Mon 12/812:40 pmMAD - BOI
1 stop17h 45mMultiple Airlines
Deal found 11/17$588

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boise to Madrid 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 November 19, 2025.
Use the filters below to find and compare flights from Boise to Madrid that are best for you.

Fly from

Boise

Fly to

Madrid

Route

Depart

Return

Price

BoiseMadrid

BOI - MAD

BOIMAD

Boise Air Term. Gowen Fld

Thu 1/22

6:10 am-8:00 am

2 stops17h 50m

Madrid Barajas

Fri 1/30

1:35 pm-7:13 pm

2 stops37h 38m

$465

BoiseMadrid

BOI - MAD

BOIMAD

Boise Air Term. Gowen Fld

Fri 2/6

10:39 am-7:40 pm

2 stops25h 01m

Madrid Barajas

Tue 2/10

10:00 am-11:12 pm

2 stops21h 12m

$477

BoiseMadrid

BOI - MAD

BOIMAD

Boise Air Term. Gowen Fld

Fri 1/2

7:00 am-9:25 am

1 stop18h 25m

Madrid Barajas

Tue 1/13

6:40 am-7:25 pm

2 stops20h 45m

$499

BoiseMadrid

BOI - MAD

BOIMAD

Boise Air Term. Gowen Fld

Sat 12/6

2:04 pm-9:15 am

1 stop35h 11m

Madrid Barajas

Sat 3/7

6:00 am-4:05 pm

2 stops18h 05m

$518

BoiseMadrid

BOI - MAD

BOIMAD

Boise Air Term. Gowen Fld

Sat 12/6

5:20 am-8:00 am

2 stops18h 40m

Madrid Barajas

Sat 3/7

10:00 am-9:01 am

2 stops31h 01m

$543

BoiseMadrid

BOI - MAD

BOIMAD

Boise Air Term. Gowen Fld

Thu 1/22

7:20 am-6:15 am

1 stop14h 55m

Madrid Barajas

Fri 1/30

1:00 pm-1:08 pm

1 stop32h 08m

$563

BoiseMadrid

BOI - MAD

BOIMAD

Boise Air Term. Gowen Fld

Sat 12/6

6:44 am-6:15 am

1 stop15h 31m

Madrid Barajas

Sat 3/7

1:00 pm-10:36 pm

1 stop17h 36m

$575

BoiseMadrid

BOI - MAD

BOIMAD

Boise Air Term. Gowen Fld

Thu 12/18

9:50 pm-9:55 am

2 stops52h 05m

$983

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/18

Compare providers for flights from Boise to Madrid

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boise to Madrid in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
AranGrantPrice Accuracy2 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Boise-Madrid flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Boise-Madrid flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Boise-Madrid flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boise-Madrid flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boise-Madrid flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Boise to Madrid

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

What is the cheapest month to book a flight from Boise to Madrid?

Currently, March is the cheapest month in which you can book a flight from Boise to Madrid (average of $482). Flying from Boise to Madrid in April is currently the most expensive (average of $871). 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.

What is the cheapest time of day to fly from BOI to MAD?

Find hourly flight availability from Boise to Madrid. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 19, 2025.

It’s optimal to fly from Boise to Madrid in the evening. By choosing this option you can save up to 30% on the cost of your flight, compared to a flight in the afternoon.

Reviews of airlines servicing Madrid

Get insights into the airlines that provide service to Madrid. 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 Madrid. Reviews last updated November 19, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Boise to Madrid. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,003 reviews

Overall

7.9

Comfort

7.9

Boarding

8.1

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,003 reviews
Delta
7.9
Good
8,003 reviews

Overall

7.9

Comfort

7.9

Boarding

8.1

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,022 reviews
Delta
7.9
Good
8,003 reviews

Overall

7.9

Comfort

7.9

Boarding

8.1

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,046 reviews
Delta
7.9
Good
8,003 reviews

Overall

7.9

Comfort

7.9

Boarding

8.1

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Iberia
7.0
Good
3,027 reviews
Delta
7.9
Good
8,003 reviews

Overall

7.9

Comfort

7.9

Boarding

8.1

Food

7.3

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Boise to Madrid. 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 Boise to Madrid?

    Airlines like Air Canada and Delta fly from Boise to Madrid in about 17h 50m. The time it takes to get you to your destination can typically vary by up to 7h 11m. The distance between Boise and Madrid is about 5275 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Boise to Madrid round-trip?

    Currently priced at $493, United Airlines will fly you from Boise to Madrid and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and Iberia - these airlines can fly you to your destination from $550 and $586, respectively. You may be able to fly from Boise to Madrid for 42% less than the average price by searching for these airlines.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Boise to Madrid (average of $482). Flying from Boise to Madrid in April is currently the most expensive (average of $871). 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 Madrid?

Book flights to Madrid if you plan to visit one of these locations
Getafe

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Top 4 airlines flying from Boise to Madrid

Discover the top 4 airlines that operate flights from Boise to Madrid. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 19, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$493Average$673FlexibilityNo cancel feeOn-time69%
DeltaCheapest$550Average$776FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$586Average$801FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$602Average$927FlexibilityNo cancel feeOn-time71%

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