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Cheap flights from Boise to Spain from $330

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boise to Spain departing on 12/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Boise to Spain

Cheap round-trip flights

United Airlines Logo
2:31 pm - 8:05 amBOI-MAD
34h 34m2 stops
United Airlines Logo
8:30 am - 11:28 pmMAD-BOI
22h 58m2 stops
$515United Airlines
Find Deal
lun., oct. 27 - mié., nov. 12
Air Canada Logo
2:44 pm - 7:50 amBOI-BCN
33h 06m2 stops
Air Canada Logo
12:10 pm - 4:58 pmBCN-BOI
36h 48m2 stops
$530Air Canada
Find Deal
lun., sep. 29 - mar., oct. 7
Air Canada Logo
5:00 am - 9:20 amBOI-BCN
20h 20m2 stops
Air Canada Logo
12:10 pm - 4:58 pmBCN-BOI
36h 48m2 stops
$536Air Canada
Find Deal
mar., sep. 30 - mar., oct. 7
American Airlines Logo
7:00 am - 9:25 amBOI-MAD
19h 25m1 stop
American Airlines Logo
1:00 pm - 12:35 pmMAD-BOI
31h 35m2 stops
$550American Airlines
Find Deal
lun., oct. 27 - mié., nov. 12
Iberia Logo
7:00 am - 9:25 amBOI-MAD
19h 25m1 stop
Iberia Logo
12:40 pm - 10:32 pmMAD-BOI
17h 52m1 stop
$559Iberia
Find Deal
lun., oct. 27 - mié., nov. 12
Delta Logo
5:55 am - 9:15 amBOI-MAD
19h 20m2 stops
Delta Logo
10:00 am - 10:15 amMAD-BOI
32h 15m2 stops
$562Delta
Find Deal
mar., nov. 18 - mar., dic. 9
Delta Logo
1:56 pm - 9:15 amBOI-MAD
35h 19m1 stop
Delta Logo
10:00 am - 12:10 amMAD-BOI
22h 10m2 stops
$568Delta
Find Deal
sáb., dic. 6 - mié., dic. 17
American Airlines Logo
1:26 pm - 5:15 pmBOI-BCN
19h 49m2 stops
American Airlines Logo
12:20 pm - 10:24 pmBCN-BOI
18h 04m1 stop
$637American Airlines
Find Deal
dom., oct. 12 - vie., oct. 24
KLM Logo
4:20 pm - 4:25 pmBOI-BCN
16h 05m2 stops
KLM Logo
11:05 am - 8:16 pmBCN-BOI
17h 11m2 stops
$713KLM
Find Deal
mar., sep. 30 - mié., oct. 8
Iberia Logo
7:00 am - 10:35 amBOI-AGP
43h 35m2 stops
Iberia Logo
5:45 pm - 10:22 pmAGP-BOI
36h 37m2 stops
$883Iberia
Find Deal
dom., oct. 5 - lun., oct. 13

Delta flights from Boise to Spain

Our best Delta deals on Boise to Spain flight tickets
Delta
Nov 18
BOI5:55 amBoise Air Term. Gowen Fld
19h 20m
2 stops
MAD9:15 amMadrid Barajas
Dec 9
MAD10:00 amMadrid Barajas
32h 15m
2 stops
BOI10:15 amBoise Air Term. Gowen Fld
$562
Find similar
Delta
Dec 6
BOI1:56 pmBoise Air Term. Gowen Fld
35h 19m
1 stop
MAD9:15 amMadrid Barajas
Dec 17
MAD10:00 amMadrid Barajas
22h 10m
2 stops
BOI12:10 amBoise Air Term. Gowen Fld
$568
Find similar
Delta
Dec 3
BOI5:17 amBoise Air Term. Gowen Fld
18h 43m
2 stops
MAD8:00 amMadrid Barajas
Dec 18
MAD11:15 amMadrid Barajas
19h 09m
1 stop
BOI10:24 pmBoise Air Term. Gowen Fld
$577
Find similar

United Airlines flights from Boise to Spain

Our best United Airlines deals on Boise to Spain flight tickets
United Airlines
Oct 27
BOI2:31 pmBoise Air Term. Gowen Fld
34h 34m
2 stops
MAD8:05 amMadrid Barajas
Nov 12
MAD8:30 amMadrid Barajas
22h 58m
2 stops
BOI11:28 pmBoise Air Term. Gowen Fld
$515
Find similar
United Airlines
Sep 29
BOI12:35 pmBoise Air Term. Gowen Fld
16h 40m
1 stop
BCN1:15 pmBarcelona-El Prat
Oct 7
BCN4:00 pmBarcelona-El Prat
15h 44m
1 stop
BOI11:44 pmBoise Air Term. Gowen Fld
$553
Find similar
United Airlines
Dec 6
BOI2:20 pmBoise Air Term. Gowen Fld
33h 45m
3 stops
MAD8:05 amMadrid Barajas
Dec 18
MAD1:35 pmMadrid Barajas
31h 04m
2 stops
BOI12:39 pmBoise Air Term. Gowen Fld
$554
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Boise to Spain 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, momondo users made 832,500 searches. Data last updated septiembre 17, 2025.
Use the filters below to find and compare flights from Boise to Spain that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BoiseMadrid

BOI - MAD

BOIMAD

Boise Air Term. Gowen Fld

lun. 10/27

2:31 pm-8:05 am

2 stops34h 34m

Madrid Barajas

mié. 11/12

8:30 am-11:28 pm

2 stops22h 58m

$515

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

lun. 9/29

2:44 pm-7:50 am

2 stops33h 06m

Barcelona-El Prat

mar. 10/7

12:10 pm-4:58 pm

2 stops36h 48m

$530

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

mar. 9/30

5:00 am-9:20 am

2 stops20h 20m

Barcelona-El Prat

mar. 10/7

12:10 pm-4:58 pm

2 stops36h 48m

$536

BoiseMadrid

BOI - MAD

BOIMAD

Boise Air Term. Gowen Fld

lun. 10/27

7:00 am-9:25 am

1 stop19h 25m

Madrid Barajas

mié. 11/12

1:00 pm-12:35 pm

2 stops31h 35m

$550

BoiseMadrid

BOI - MAD

BOIMAD

Boise Air Term. Gowen Fld

lun. 10/27

7:00 am-9:25 am

1 stop19h 25m

Madrid Barajas

mié. 11/12

12:40 pm-10:32 pm

1 stop17h 52m

$559

BoiseMadrid

BOI - MAD

BOIMAD

Boise Air Term. Gowen Fld

mar. 11/18

5:55 am-9:15 am

2 stops19h 20m

Madrid Barajas

mar. 12/9

10:00 am-10:15 am

2 stops32h 15m

$562

BoiseMadrid

BOI - MAD

BOIMAD

Boise Air Term. Gowen Fld

sáb. 12/6

1:56 pm-9:15 am

1 stop35h 19m

Madrid Barajas

mié. 12/17

10:00 am-12:10 am

2 stops22h 10m

$568

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

dom. 10/12

1:26 pm-5:15 pm

2 stops19h 49m

Barcelona-El Prat

vie. 10/24

12:20 pm-10:24 pm

1 stop18h 04m

$637

BoiseBarcelona

BOI - BCN

BOIBCN

Boise Air Term. Gowen Fld

mar. 9/30

4:20 pm-4:25 pm

2 stops16h 05m

Barcelona-El Prat

mié. 10/8

11:05 am-8:16 pm

2 stops17h 11m

$713

BoiseMálaga

BOI - AGP

BOIAGP

Boise Air Term. Gowen Fld

dom. 10/5

7:00 am-10:35 am

2 stops43h 35m

Malaga

lun. 10/13

5:45 pm-10:22 pm

2 stops36h 37m

$883

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Spain from

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

What is the cheapest month to fly to Spain?

If you don’t want to visit Spain in February, then you should wait until November to fly from Boise, when ticket prices are also cheap, with an average price of $636.

What is the cheapest day to depart on your flight to Spain?

The cheapest day to depart from Boise to Spain is on a Sunday when prices can be found for as low as $813. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Boise to Spain for around $1,459.

What is the cheapest time of day to depart on your flight to Spain?

Flying to Spain from Boise in the evening is the least expensive time of day to depart. momondo users have found prices as low as $842 when looking at flights departing in the evening. In contrast, the most expensive time of day to depart to Spain is in the morning when prices are around $1,010.

Can stopping save me money on Boise to Spain flights?

You could potentially save up to 3% 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

Direct flights

None
There are no direct flights from Boise to Spain. There are no popular flight routes from Boise to Spain.
Search flight deals

  • 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?

  • 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
United AirlinesPriceFrom $570Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights
IberiaPriceFrom $586Free CancellationRating
7.0
2,925 reviews
Search Iberia flights
American AirlinesPriceFrom $591Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $617Free CancellationRating
7.9
7,961 reviews
Search Delta flights
FinnairPriceFrom $637Free CancellationRating
7.6
1,324 reviews
Search Finnair flights
KLMPriceFrom $664Free CancellationRating
7.8
1,386 reviews
Search KLM 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.

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