What is the cheapest airline that flies from Boise Air Term. Gowen Fld to Spain?

United Airlines, Finnair, and American Airlines are the most popular carriers operating from Boise Air Term. Gowen Fld to Spain

What airlines fly to Spain?

United Airlines, Delta and Iberia are the top three most popular airlines that fly to Spain from Boise according to our data. United Airlines is the first choice among our users, with 38% of people opting to fly with this airline when traveling to Spain. Keep in mind that there are 5 different airlines that fly to Spain on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Boise Air Term. Gowen Fld Airport to Spain?

Prices for flights from Boise Air Term. Gowen Fld Airport to Spain are refreshed on a daily basis.

How many operators does momondo search for flights from Boise Air Term. Gowen Fld Airport to Spain?

As of August 2026, there are 5 operators available to choose from for flights from Boise Air Term. Gowen Fld Airport to Spain.

How old do you have to be to fly from Boise Air Term. Gowen Fld Airport to Spain?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Boise Air Term. Gowen Fld Airport to Spain.

What documentation or ID do you need to fly to Spain?

The travel and health documents you'll need for your trip to Spain may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Spain. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$337 Cheap Flights from Boise to Spain in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Boise to Spain

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:00 am - 8:00 amBOI Boise Air Term. Gowen Fld-MAD Madrid Barajas

17h 00m2 stops Denver Intl Montreal Pierre Elliott Trudeau Intl

7:25 am - 5:55 pmMAD Madrid Barajas-BOI Boise Air Term. Gowen Fld

18h 30m2 stops Munich Franz Josef Strauss Denver Intl

$733Multiple Airlines

Tue, Jan 19 - Tue, Feb 2

5:00 am - 8:00 amBOI Boise Air Term. Gowen Fld-MAD Madrid Barajas

19h 00m2 stops Denver Intl Montreal Pierre Elliott Trudeau Intl

1:25 pm - 11:30 amMAD Madrid Barajas-BOI Boise Air Term. Gowen Fld

30h 05m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$734United Airlines

Mon, Nov 2 - Tue, Nov 10

5:00 am - 8:00 amBOI Boise Air Term. Gowen Fld-MAD Madrid Barajas

19h 00m2 stops Denver Intl Montreal Pierre Elliott Trudeau Intl

1:25 pm - 10:51 pmMAD Madrid Barajas-BOI Boise Air Term. Gowen Fld

41h 26m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$734Air Canada

Mon, Nov 2 - Tue, Nov 10

3:21 pm - 5:30 pmBOI Boise Air Term. Gowen Fld-MAD Madrid Barajas

18h 09m2 stops Chicago O'Hare Intl London Heathrow

10:25 am - 10:39 pmMAD Madrid Barajas-BOI Boise Air Term. Gowen Fld

20h 14m1 stop Dallas/Fort Worth

$739American Airlines

Mon, Sep 21 - Wed, Oct 7

7:05 pm - 8:05 amBOI Boise Air Term. Gowen Fld-MAD Madrid Barajas

29h 00m2 stops San Francisco Washington, D.C. Dulles Intl

1:30 pm - 1:03 pmMAD Madrid Barajas-BOI Boise Air Term. Gowen Fld

31h 33m2 stops Toronto Pearson Intl San Francisco

$740United Airlines

Tue, Sep 22 - Tue, Oct 6

8:15 am - 5:25 pmBOI Boise Air Term. Gowen Fld-BIO Bilbao

25h 10m2 stops Seattle/Tacoma Intl Paris Charles de Gaulle

6:50 am - 5:15 pmBIO Bilbao-BOI Boise Air Term. Gowen Fld

18h 25m2 stops Amsterdam Schiphol Seattle/Tacoma Intl

$741Delta

Wed, Nov 18 - Thu, Nov 26

11:30 am - 5:25 pmBOI Boise Air Term. Gowen Fld-BIO Bilbao

21h 55m2 stops Salt Lake City Paris Charles de Gaulle

6:50 am - 10:26 pmBIO Bilbao-BOI Boise Air Term. Gowen Fld

23h 36m2 stops Amsterdam Schiphol Seattle/Tacoma Intl

$741Delta

Wed, Nov 18 - Fri, Nov 27

1:15 pm - 10:30 pmBOI Boise Air Term. Gowen Fld-BIO Bilbao

25h 15m2 stops Salt Lake City Paris Charles de Gaulle

6:50 am - 11:55 pmBIO Bilbao-BOI Boise Air Term. Gowen Fld

25h 05m2 stops Amsterdam Schiphol Minneapolis St Paul

$741Multiple Airlines

Tue, Jan 5 - Fri, Feb 26

3:21 pm - 1:30 pmBOI Boise Air Term. Gowen Fld-MAD Madrid Barajas

14h 09m1 stop Chicago O'Hare Intl

10:25 am - 10:39 pmMAD Madrid Barajas-BOI Boise Air Term. Gowen Fld

20h 14m1 stop Dallas/Fort Worth

$742American Airlines

Mon, Sep 21 - Wed, Oct 7

6:25 am - 8:00 amBOI Boise Air Term. Gowen Fld-BCN Barcelona-El Prat

17h 35m2 stops Denver Intl Montreal Pierre Elliott Trudeau Intl

12:15 pm - 9:35 pmBCN Barcelona-El Prat-BOI Boise Air Term. Gowen Fld

41h 20m2 stops Montreal Pierre Elliott Trudeau Intl Denver Intl

$786Air Canada

Sun, Oct 11 - Wed, Oct 21

Cheap last minute flights

Enter your travel dates to find the best prices.

6:44 am - 10:10 amBOI Boise Air Term. Gowen Fld-BCN Barcelona-El Prat

19h 26m1 stop Dallas/Fort Worth

9:10 pm - 10:11 pmBCN Barcelona-El Prat-BOI Boise Air Term. Gowen Fld

33h 01m2 stops Madrid Barajas Dallas/Fort Worth

$1,090Finnair

Sun, Aug 16 - Sat, Aug 22

3:19 pm - 10:50 pmBOI Boise Air Term. Gowen Fld-BCN Barcelona-El Prat

23h 31m2 stops Chicago O'Hare Intl Madrid Barajas

9:10 pm - 10:11 pmBCN Barcelona-El Prat-BOI Boise Air Term. Gowen Fld

33h 01m2 stops Madrid Barajas Dallas/Fort Worth

$1,099Finnair

Sun, Aug 16 - Sat, Aug 22

2:44 pm - 7:50 pmBOI Boise Air Term. Gowen Fld-MAD Madrid Barajas

21h 06m2 stops Denver Intl Frankfurt am Main

5:55 am - 9:37 pmMAD Madrid Barajas-BOI Boise Air Term. Gowen Fld

23h 42m2 stops Frankfurt am Main Denver Intl

$1,176Lufthansa

Thu, Aug 13 - Sun, Aug 23

3:19 pm - 3:50 pmBOI Boise Air Term. Gowen Fld-MAD Madrid Barajas

16h 31m2 stops Chicago O'Hare Intl London Heathrow

12:40 pm - 10:11 pmMAD Madrid Barajas-BOI Boise Air Term. Gowen Fld

17h 31m1 stop Dallas/Fort Worth

$1,182American Airlines

Thu, Aug 13 - Sun, Aug 23

12:12 pm - 2:25 pmBOI Boise Air Term. Gowen Fld-MAD Madrid Barajas

18h 13m1 stop Dallas/Fort Worth

12:40 pm - 10:11 pmMAD Madrid Barajas-BOI Boise Air Term. Gowen Fld

17h 31m1 stop Dallas/Fort Worth

$1,186American Airlines

Thu, Aug 13 - Sun, Aug 23

1:59 pm - 12:15 pmBOI Boise Air Term. Gowen Fld-MAD Madrid Barajas

14h 16m1 stop Atlanta Hartsfield-Jackson

7:00 am - 5:55 pmMAD Madrid Barajas-BOI Boise Air Term. Gowen Fld

18h 55m2 stops Amsterdam Schiphol Salt Lake City

$1,187Multiple Airlines

Thu, Aug 13 - Sun, Aug 23

5:00 am - 8:50 amBOI Boise Air Term. Gowen Fld-MAD Madrid Barajas

19h 50m3 stops Denver Intl Chicago O'Hare Intl Toronto Pearson Intl

1:30 pm - 11:28 amMAD Madrid Barajas-BOI Boise Air Term. Gowen Fld

29h 58m2 stops Toronto Pearson Intl Chicago O'Hare Intl

$1,217Multiple Airlines

Thu, Aug 13 - Sun, Aug 23

5:00 am - 8:50 amBOI Boise Air Term. Gowen Fld-MAD Madrid Barajas

19h 50m3 stops Denver Intl Chicago O'Hare Intl Toronto Pearson Intl

1:30 pm - 9:35 amMAD Madrid Barajas-BOI Boise Air Term. Gowen Fld

28h 05m3 stops Toronto Pearson Intl Chicago O'Hare Intl Denver Intl

$1,270Air Canada

Thu, Aug 13 - Sun, Aug 23

5:00 am - 8:50 amBOI Boise Air Term. Gowen Fld-MAD Madrid Barajas

19h 50m3 stops Denver Intl Chicago O'Hare Intl Toronto Pearson Intl

1:30 pm - 9:35 amMAD Madrid Barajas-BOI Boise Air Term. Gowen Fld

28h 05m3 stops Toronto Pearson Intl Chicago O'Hare Intl Denver Intl

$1,323Air Canada

Thu, Aug 13 - Sun, Aug 23

8:23 am - 1:15 pmBOI Boise Air Term. Gowen Fld-BCN Barcelona-El Prat

20h 52m1 stop Chicago O'Hare Intl

3:15 pm - 10:53 pmBCN Barcelona-El Prat-BOI Boise Air Term. Gowen Fld

15h 38m1 stop Chicago O'Hare Intl

$1,405United Airlines

Sun, Aug 16 - Sat, Aug 22

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United Airlines flights from Boise to Spain

Our best United Airlines deals on Boise to Spain flight tickets

United Airlines

Nov 2

BOI5:00 amBoise Air Term. Gowen Fld

19h 00m

2 stops

MAD8:00 amMadrid Barajas

Nov 10

MAD1:25 pmMadrid Barajas

30h 05m

2 stops

BOI11:30 amBoise Air Term. Gowen Fld

$734

United Airlines

Sep 22

BOI7:05 pmBoise Air Term. Gowen Fld

29h 00m

2 stops

MAD8:05 amMadrid Barajas

Oct 6

MAD1:30 pmMadrid Barajas

31h 33m

2 stops

BOI1:03 pmBoise Air Term. Gowen Fld

$740

United Airlines

Jan 4

BOI2:44 pmBoise Air Term. Gowen Fld

24h 26m

2 stops

BIO11:10 pmBilbao

Feb 26

BIO6:45 amBilbao

22h 31m

2 stops

BOI9:16 pmBoise Air Term. Gowen Fld

$742

Air Canada flights from Boise to Spain

Our best Air Canada deals on Boise to Spain flight tickets

Air Canada

Nov 2

BOI2:51 pmBoise Air Term. Gowen Fld

33h 09m

3 stops

MAD8:00 amMadrid Barajas

Nov 10

MAD1:25 pmMadrid Barajas

32h 20m

3 stops

BOI1:45 pmBoise Air Term. Gowen Fld

$750

Air Canada

Nov 22

BOI5:44 pmBoise Air Term. Gowen Fld

30h 16m

2 stops

MAD8:00 amMadrid Barajas

Dec 8

MAD1:25 pmMadrid Barajas

28h 18m

2 stops

BOI9:43 amBoise Air Term. Gowen Fld

$763

Air Canada

Oct 11

BOI6:25 amBoise Air Term. Gowen Fld

17h 35m

2 stops

BCN8:00 amBarcelona-El Prat

Oct 21

BCN12:15 pmBarcelona-El Prat

41h 20m

2 stops

BOI9:35 pmBoise Air Term. Gowen Fld

$786

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BoiseMadrid

BOI Boise Air Term. Gowen Fld - MAD Madrid Barajas

BOIMAD

Boise Air Term. Gowen Fld

Tue 1/19

7:00 am-8:00 am

2 stops17h 00m

Madrid Barajas

Tue 2/2

7:25 am-5:55 pm

2 stops18h 30m

$733

BoiseMadrid

BOI Boise Air Term. Gowen Fld - MAD Madrid Barajas

BOIMAD

Boise Air Term. Gowen Fld

Mon 11/2

5:00 am-8:00 am

2 stops19h 00m

Madrid Barajas

Tue 11/10

1:25 pm-11:30 am

2 stops30h 05m

$734

BoiseMadrid

BOI Boise Air Term. Gowen Fld - MAD Madrid Barajas

BOIMAD

Boise Air Term. Gowen Fld

Mon 11/2

5:00 am-8:00 am

2 stops19h 00m

Madrid Barajas

Tue 11/10

1:25 pm-10:51 pm

2 stops41h 26m

$734

BoiseMadrid

BOI Boise Air Term. Gowen Fld - MAD Madrid Barajas

BOIMAD

Boise Air Term. Gowen Fld

Mon 9/21

3:21 pm-5:30 pm

2 stops18h 09m

Madrid Barajas

Wed 10/7

10:25 am-10:39 pm

1 stop20h 14m

$739

BoiseMadrid

BOI Boise Air Term. Gowen Fld - MAD Madrid Barajas

BOIMAD

Boise Air Term. Gowen Fld

Tue 9/22

7:05 pm-8:05 am

2 stops29h 00m

Madrid Barajas

Tue 10/6

1:30 pm-1:03 pm

2 stops31h 33m

$740

BoiseBilbao

BOI Boise Air Term. Gowen Fld - BIO Bilbao

BOIBIO

Boise Air Term. Gowen Fld

Wed 11/18

8:15 am-5:25 pm

2 stops25h 10m

Bilbao

Thu 11/26

6:50 am-5:15 pm

2 stops18h 25m

$741

BoiseBilbao

BOI Boise Air Term. Gowen Fld - BIO Bilbao

BOIBIO

Boise Air Term. Gowen Fld

Wed 11/18

11:30 am-5:25 pm

2 stops21h 55m

Bilbao

Fri 11/27

6:50 am-10:26 pm

2 stops23h 36m

$741

BoiseBilbao

BOI Boise Air Term. Gowen Fld - BIO Bilbao

BOIBIO

Boise Air Term. Gowen Fld

Tue 1/5

1:15 pm-10:30 pm

2 stops25h 15m

Bilbao

Fri 2/26

6:50 am-11:55 pm

2 stops25h 05m

$741

Quickest round-trip

BoiseMadrid

BOI Boise Air Term. Gowen Fld - MAD Madrid Barajas

BOIMAD

Boise Air Term. Gowen Fld

Mon 9/21

3:21 pm-1:30 pm

1 stop14h 09m

Madrid Barajas

Wed 10/7

10:25 am-10:39 pm

1 stop20h 14m

$742

BoiseBarcelona

BOI Boise Air Term. Gowen Fld - BCN Barcelona-El Prat

BOIBCN

Boise Air Term. Gowen Fld

Sun 10/11

6:25 am-8:00 am

2 stops17h 35m

Barcelona-El Prat

Wed 10/21

12:15 pm-9:35 pm

2 stops41h 20m

$786

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Boise to Spain

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Spain?

If you don’t want to visit Spain in February, then you should wait until January to fly from Boise, when ticket prices are also cheap, with an average price of $674.

Can stopping save me money on Boise to Spain flights?

You could potentially save up to 67% on your flight if you consider stops on a Boise to Spain flight.

Cheap Boise to Spain flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boise to Spain

Fastest flight time	16h 38m
Direct flights	None

The fastest flight from Boise to Spain takes 16h 38m

There are no direct flights from Boise to Spain. There are no popular flight routes from Boise to Spain.

Search flight deals

Frequently asked questions about flying from Boise to Spain

When did momondo last update prices for flights from Boise Air Term. Gowen Fld Airport to Spain?
Prices for flights from Boise Air Term. Gowen Fld Airport to Spain are refreshed on a daily basis.
How many operators does momondo search for flights from Boise Air Term. Gowen Fld Airport to Spain?
As of August 2026, there are 5 operators available to choose from for flights from Boise Air Term. Gowen Fld Airport to Spain.
How old do you have to be to fly from Boise Air Term. Gowen Fld Airport to Spain?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Boise Air Term. Gowen Fld Airport to Spain.
What documentation or ID do you need to fly to Spain?
The travel and health documents you'll need for your trip to Spain may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Spain. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Boise to Spain

Compare and see reviews for airlines that fly from Boise to Spain with momondo

Airline	Rating	Free Cancellation	Price
Iberia	PriceFrom $483	Free Cancellation	Rating 7.0 3,261 reviews	Search Iberia flights
American Airlines	PriceFrom $489	Free Cancellation	Rating 7.1 11,915 reviews	Search American Airlines flights
United Airlines	PriceFrom $493	Free Cancellation	Rating 7.4 10,114 reviews	Search United Airlines flights
Delta	PriceFrom $528	Free Cancellation	Rating 7.8 8,505 reviews	Search Delta flights
Air Canada	PriceFrom $856	Free Cancellation	Rating 7.1 11,465 reviews	Search Air Canada flights

Why use momondo?

Why should I use momondo to find a flight deal from Boise to Spain?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Boise to Spain for you.

Can I find flights from Boise to Spain with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Spain from Boise with this policy.

How can momondo help me find flights from Boise to Spain?

momondo helps you find the best flight between Boise and Spain by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Boise to Spain right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Boise to Spain flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.