Earn point on your loyalty program!arrow arc left

Cheap flights from Boise (BOI) to Madrid (MAD)

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

How to find the cheapest flight from Boise (BOI) to Madrid (MAD)

How to find the cheapest flight from Boise (BOI) to Madrid (MAD)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Boise (BOI) to Madrid (MAD)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Boise (BOI) to Madrid (MAD)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.

Cheap flights from Boise to Madrid in April , May 2026

25 Apr - 05 May $ 1,001.00
BOI
Boise
Alaska Airlines
3 STOPS
MAD
Madrid
MAD
Madrid
Alaska Airlines
2 STOPS
BOI
Boise
Pick dates
25 Apr - 12 May $ 1,002.00
BOI
Boise
Alaska Airlines
3 STOPS
MAD
Madrid
MAD
Madrid
Alaska Airlines
2 STOPS
BOI
Boise
Pick dates
23 Apr - 01 May $ 1,039.00
BOI
Boise
United Airlines
2 STOPS
MAD
Madrid
MAD
Madrid
United Airlines
2 STOPS
BOI
Boise
Pick dates

Last minute flights from Boise to Madrid

25 Apr - 30 Apr $ 1,057.00
BOI
Boise
Alaska Airlines
3 STOPS
MAD
Madrid
MAD
Madrid
Alaska Airlines
3 STOPS
BOI
Boise
Pick dates
25 Apr - 30 Apr $ 1,070.00
BOI
Boise
Alaska Airlines
3 STOPS
MAD
Madrid
MAD
Madrid
Alaska Airlines
3 STOPS
BOI
Boise
Pick dates
26 Apr - 30 Apr $ 1,109.00
BOI
Boise
Alaska Airlines
2 STOPS
MAD
Madrid
MAD
Madrid
Alaska Airlines
3 STOPS
BOI
Boise
Pick dates

One-way flights to Madrid from Boise

12:15 PM - 3:00 PM
Vueling
3 Stops
22h 30m
BOI - MAD
$ 458
Kiwi
Pick dates
7:03 PM - 5:55 PM
United Airlines
2 Stops
27h 47m
BOI - MAD
$ 610
Kiwi
Pick dates
8:20 AM - 6:10 PM
United Airlines
2 Stops
15h 45m
BOI - MAD
$ 645
Kiwi
Pick dates

How to find the cheapest flight from Boise (BOI) to Madrid (MAD)

Related info for your journey
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Boise (BOI) to Madrid (MAD)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Boise (BOI) to Madrid (MAD)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.