How does KAYAK find such low prices on flights from Boise to Spain?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Boise to Spain.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Boise to Spain?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Boise to Spain is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Boise to Spain?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Boise to Spain with an airline and back with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Boise to Spain?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Boise to Spain up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Which airlines provide the cheapest flights from Boise to Spain?

In the past 5 days, the cheapest round-trip tickets from Boise to Spain were found on Air Canada ($734) and United Airlines ($735).

Which airlines provide the cheapest flights from Boise to Spain?

In the past 5 days, the cheapest round-trip tickets from Boise to Spain were found on Air Canada ($734) and United Airlines ($735).

How long does a flight from Boise to Spain take?

The duration of a flight to Spain depends on your arrival airport. The shortest routes to Spain from Boise are to Madrid , which takes 14h 06m , Valencia , which takes 17h 01m, and Barcelona , which takes 17h 50m.

How long does a flight from Boise to Spain take?

The duration of a flight to Spain depends on your arrival airport. The shortest routes to Spain from Boise are to Madrid , which takes 14h 06m , Valencia , which takes 17h 01m, and Barcelona , which takes 17h 50m.

$358 CHEAP FLIGHTS from Boise to Spain

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Flight Deals

One-wayRound-trip

Madrid2 stops$734

Málaga2 stops$796

Valencia2 stops$748

Bilbao2 stops$738

Santiago de Compostela2 stops$1,646

Madrid2 stops$734

Málaga2 stops$796

Valencia2 stops$748

Bilbao2 stops$738

Santiago de Compostela2 stops$1,646

Book Cheap Boise to Spain Plane Tickets

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Boise to Spain

Sat, Oct 3 - Wed, Oct 14

6:50 pm - 6:50 am

BOI

MAD

28h 00m

2 stops

12:45 pm - 9:35 pm

MAD

BOI

40h 50m

2 stops

$734Air Canada

Mon, Nov 2 - Tue, Nov 10

6:59 pm - 9:15 am

BOI

MAD

30h 16m

2 stops

1:25 pm - 11:41 am

MAD

BOI

30h 16m

2 stops

$735United Airlines

Wed, Nov 18 - Thu, Nov 26

12:32 pm - 11:05 pm

BOI

BIO

26h 33m

2 stops

6:45 am - 9:30 pm

BIO

BOI

22h 45m

2 stops

$738Lufthansa

Sat, Oct 3 - Thu, Oct 15

6:50 pm - 6:50 am

BOI

MAD

28h 00m

2 stops

1:30 pm - 9:35 pm

MAD

BOI

40h 05m

2 stops

$738Air Canada

Wed, Nov 18 - Thu, Nov 26

12:42 pm - 5:25 pm

BOI

BIO

20h 43m

2 stops

6:50 am - 3:30 pm

BIO

BOI

16h 40m

2 stops

$740Delta

Mon, Nov 2 - Tue, Nov 10

1:27 pm - 1:35 pm

BOI

MAD

16h 08m

2 stops

11:05 am - 10:42 pm

MAD

BOI

19h 37m

1 stop

$747American Airlines

Sun, Oct 18 - Tue, Oct 27

8:22 am - 4:15 pm

BOI

VLC

23h 53m

2 stops

5:55 am - 10:08 pm

VLC

BOI

23h 13m

2 stops

$748Delta

Tue, Oct 20 - Wed, Oct 28

12:19 pm - 3:40 pm

BOI

BCN

19h 21m

2 stops

10:40 am - 10:29 pm

BCN

BOI

18h 49m

1 stop

$770Iberia

Wed, Dec 9 - Tue, Dec 15

1:25 pm - 2:40 pm

BOI

BCN

17h 15m

2 stops

12:00 pm - 11:39 pm

BCN

BOI

19h 39m

2 stops

$775American Airlines

Tue, Dec 1 - Mon, Dec 7

7:00 am - 2:45 pm

BOI

BCN

23h 45m

2 stops

6:00 pm - 12:34 pm

BCN

BOI

26h 34m

2 stops

$776Iberia

Booking Insights

KAYAK's insights & trends for Boise to Spain flights

Get data-powered insights and trends into flights from Boise to Spain to help you find the cheapest flights, the best time to fly and much more.

Prices

Airlines

What is the cheapest month to fly from Boise to Spain?

The cheapest month for flights from Boise to Spain is February, when tickets cost $504 (return) on average. On the other hand, the most expensive months are June and May, when the average cost of round-trip tickets is $1,433 and $1,236 respectively.

Find deals

Low season	January
High season	March
Cheapest flight	$358

Best time to beat the crowds with an average 33% drop in price.

Most popular time to fly and prices are also 3% lower on average.

Flight from Boise to Madrid

How does KAYAK find such low prices on flights from Boise to Spain?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Boise to Spain.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Boise to Spain?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Boise to Spain is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Boise to Spain?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Boise to Spain with an airline and back with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Boise to Spain?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Boise to Spain up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Boise to Spain

Airports

Cabin class

Complete your trip

Flights to other cities

Origins

Popular routes

Return flight deals

Information on your arrival and departure airports

Boise (BOI)

$358 Find Cheap Flights from Boise to Spain - Compare and Save

Cheap Flights from Boise to Spain

Book Cheap Boise to Spain Plane Tickets

Recent round-trip flight deals from Boise to Spain

Recent one-way flight deals from Boise to Spain

Recent last minute flight deals from Boise to Spain

KAYAK's insights & trends for Boise to Spain flights

What is the cheapest month to fly from Boise to Spain?

Which airlines provide the cheapest flights from Boise to Spain?

How long does a flight from Boise to Spain take?

Good to know

Low season

High season

Cheapest flight

FAQs - booking Spain flights

Everything you need to know for your flight from Boise to Spain

Information on your arrival and departure airports

Cabin class types available on flights to Spain

Complete your trip to Spain with a hotel stay or car rental

Flights to other popular destinations

Flights from other airports in Boise to Spain

Flights from Boise to popular cities in Spain

Find deals for your return flight