Madrid

$345+ Cheap flights from Boise (BOI) to Madrid, Spain (MAD)

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 7/28. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — MAD
Apr 27 — May 41
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Cheap 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 March 28, 2026.

This Expedia deal was found by Cheapflights users on 3/24. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/176:30 am
BOI
-
MAD
2 stops16h 20m
Multiple Airlines
Mon 9/76:25 pm
MAD
-
BOI
2 stops35h 00m
Multiple Airlines
Deal found 3/24$759
This Cheapflightsfares deal was found by Cheapflights users on 3/24. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1112:23 pm
BOI
-
MAD
2 stops23h 27m
Lufthansa
Tue 8/258:25 am
MAD
-
BOI
2 stops21h 00m
Lufthansa
Deal found 3/24$800
This American Airlines deal was found by Cheapflights users on 3/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/176:44 am
BOI
-
MAD
1 stop23h 41m
American Airlines
Mon 9/710:35 am
MAD
-
BOI
2 stops19h 42m
American Airlines
Deal found 3/24$805
This Iberia deal was found by Cheapflights users on 3/25. 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 8/112:55 pm
BOI
-
MAD
1 stop15h 30m
Iberia
Tue 8/2512:40 pm
MAD
-
BOI
1 stop17h 00m
Iberia
Deal found 3/25$828
This American Airlines deal was found by Cheapflights users on 3/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/116:44 am
BOI
-
MAD
1 stop23h 41m
Multiple Airlines
Tue 8/251:35 pm
MAD
-
BOI
2 stops18h 36m
Multiple Airlines
Deal found 3/24$832
This American Airlines deal was found by Cheapflights users on 3/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/116:44 am
BOI
-
MAD
1 stop23h 41m
American Airlines
Tue 8/253:55 pm
MAD
-
BOI
1 stop27h 31m
American Airlines
Deal found 3/24$834
This Virgin Atlantic deal was found by Cheapflights users on 3/25. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/222:18 pm
BOI
-
MAD
1 stop13h 57m
Virgin Atlantic
Wed 4/2912:45 pm
MAD
-
BOI
1 stop17h 43m
Virgin Atlantic
Deal found 3/25$848
This Delta deal was found by Cheapflights users on 3/25. 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 4/212:18 pm
BOI
-
MAD
1 stop13h 57m
Delta
Tue 4/286:00 am
MAD
-
BOI
2 stops22h 29m
Delta
Deal found 3/25$849
This Finnair deal was found by Cheapflights users on 3/25. 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.
Wed 4/226:00 am
BOI
-
MAD
2 stops20h 15m
Multiple Airlines
Wed 4/2911:45 am
MAD
-
BOI
2 stops19h 09m
Multiple Airlines
Deal found 3/25$852

Find 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 March 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$759
(Expedia)

One-way from

$450
(Kiwi.com)

Popular in

May

Cheapest in

February

Average price

$1,109
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Madrid Barajas flight deals.
Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Madrid Barajas flights.
From Boise Air Term. Gowen Fld to Madrid Barajas
One-way flight from Boise Air Term. Gowen Fld to Madrid Barajas
Highest demand for flights based on searches. 9% potential increase in price ($85 potential increase over avg. RT price).
Cheapest flight prices on average. 4% potential price decrease ($34 potential savings vs. average RT price).
Average for round-trip flights in March 2026

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 March 28, 2026.
Use the filters below to find and compare flights from Boise to Madrid that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BoiseMadrid

BOI - MAD

BOIMAD

Boise Air Term. Gowen Fld

Fri 9/18

6:44 am-1:20 pm

2 stops22h 36m

Madrid Barajas

Sat 10/3

3:55 pm-2:02 pm

1 stop30h 07m

$855

BoiseMadrid

BOI - MAD

BOIMAD

Boise Air Term. Gowen Fld

Tue 4/14

1:41 pm-2:25 pm

1 stop16h 44m

Madrid Barajas

Tue 4/28

3:55 pm-12:51 pm

1 stop28h 56m

$899

BoiseMadrid

BOI - MAD

BOIMAD

Boise Air Term. Gowen Fld

Tue 9/15

6:44 am-2:25 pm

1 stop23h 41m

Madrid Barajas

Sat 9/26

7:50 pm-2:02 pm

2 stops26h 12m

$912

BoiseMadrid

BOI - MAD

BOIMAD

Boise Air Term. Gowen Fld

Mon 7/27

7:05 pm-8:05 am

2 stops29h 00m

Madrid Barajas

Thu 8/13

12:45 pm-11:25 am

2 stops54h 40m

$936

BoiseMadrid

BOI - MAD

BOIMAD

Boise Air Term. Gowen Fld

Mon 7/27

7:05 pm-8:05 am

2 stops29h 00m

Madrid Barajas

Tue 8/11

12:45 pm-11:25 am

2 stops54h 40m

$936

BoiseMadrid

BOI - MAD

BOIMAD

Boise Air Term. Gowen Fld

Tue 4/14

2:18 pm-12:15 pm

1 stop13h 57m

Madrid Barajas

Tue 4/28

12:45 pm-1:07 pm

1 stop32h 22m

$947

BoiseMadrid

BOI - MAD

BOIMAD

Boise Air Term. Gowen Fld

Sat 5/9

6:41 pm-6:20 am

2 stops27h 39m

Madrid Barajas

Sat 5/23

2:35 pm-11:46 pm

2 stops17h 11m

$999
Quickest round-trip

BoiseMadrid

BOI - MAD

BOIMAD

Boise Air Term. Gowen Fld

Sat 5/9

1:29 pm-1:30 pm

2 stops16h 01m

Madrid Barajas

Sat 5/16

7:35 pm-12:49 pm

2 stops25h 14m

$999
Cheapest one-way

BoiseMadrid

BOI - MAD

BOIMAD

Boise Air Term. Gowen Fld

Tue 7/28

5:00 am-8:05 am

2 stops19h 05m

$345

BoiseMadrid

BOI - MAD

BOIMAD

Boise Air Term. Gowen Fld

Tue 7/28

3:06 pm-1:30 pm

1 stop14h 24m

$359

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/23

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars
AranGrantPrice 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boise-Madrid flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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

How much does it cost to fly round-trip from Boise to Madrid?

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 March 28, 2026.
Read reviews from past customers who have flown Delta,United Airlines, andAmerican 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.

Boarding

8.1

Food

7.2

Comfort

7.9

Crew

8.5

Entertainment

7.8

Overall

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.

Boarding

8.1

Food

7.2

Comfort

7.9

Crew

8.5

Entertainment

7.8

Overall

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.

Boarding

8.1

Food

7.2

Comfort

7.9

Crew

8.5

Entertainment

7.8

Overall

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.

Boarding

8.1

Food

7.2

Comfort

7.9

Crew

8.5

Entertainment

7.8

Overall

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.

Boarding

8.1

Food

7.2

Comfort

7.9

Crew

8.5

Entertainment

7.8

Overall

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 United Airlines fly from Boise to Madrid in about 29h. The time it takes to get you to your destination can typically vary by up to . The distance between Boise and Madrid is about 5275 mi.

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

    Currently priced at $489, American Airlines will fly you from Boise to Madrid and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Iberia and United Airlines - these airlines can fly you to your destination from $489 and $493, respectively. You may be able to fly from Boise to Madrid for 37% 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.

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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Alternative routes for Boise to Madrid

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

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 March 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$489Average$882FlexibilityNo cancel feeOn-time71%
IberiaCheapest$489Average$652FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$493Average$673FlexibilityNo cancel feeOn-time69%
DeltaCheapest$550Average$776FlexibilityNo cancel feeOn-timeN/A

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