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Cheap flights from Boise to Madrid from $319

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 Madrid departing on 9/22. 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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Find the cheapest flights from Boise to Madrid

Cheap round-trip flights

Air Canada Logo
9:45 am - 6:40 amBOI-MAD
36h 55m2 stops
Air Canada Logo
12:45 pm - 6:47 pmMAD-BOI
38h 02m2 stops
$564Air Canada
Find Deal
Sat, Oct 4 - Fri, Oct 24
United Airlines Logo
2:44 pm - 8:05 amBOI-MAD
33h 21m2 stops
United Airlines Logo
12:45 pm - 6:47 pmMAD-BOI
38h 02m2 stops
$569United Airlines
Find Deal
Sun, Oct 5 - Tue, Oct 21
Air Canada Logo
2:44 pm - 6:40 amBOI-MAD
55h 56m2 stops
Air Canada Logo
12:45 pm - 6:47 pmMAD-BOI
38h 02m2 stops
$570Air Canada
Find Deal
Fri, Oct 3 - Fri, Oct 24
Air Canada Logo
2:44 pm - 6:40 amBOI-MAD
31h 56m2 stops
Air Canada Logo
12:30 pm - 6:47 pmMAD-BOI
38h 17m2 stops
$571Air Canada
Find Deal
Sat, Oct 4 - Thu, Oct 23
Iberia Logo
7:00 am - 9:05 amBOI-MAD
18h 05m1 stop
Iberia Logo
12:40 pm - 10:24 pmMAD-BOI
17h 44m1 stop
$587Iberia
Find Deal
Mon, Oct 6 - Thu, Oct 23
Logo
1:37 pm - 2:25 pmBOI-MAD
16h 48m1 stop
Logo
4:00 pm - 12:38 pmMAD-BOI
28h 38m1 stop
$591
Find Deal
Sun, Sep 21 - Tue, Oct 7
Logo
1:37 pm - 2:25 pmBOI-MAD
16h 48m1 stop
Logo
4:00 pm - 12:38 pmMAD-BOI
28h 38m1 stop
$593
Find Deal
Sun, Oct 5 - Tue, Oct 21
Iberia Logo
7:00 am - 9:05 amBOI-MAD
18h 05m1 stop
Iberia Logo
7:10 am - 10:24 pmMAD-BOI
23h 14m2 stops
$598Iberia
Find Deal
Mon, Oct 6 - Fri, Oct 24
American Airlines Logo
1:07 pm - 3:00 pmBOI-MAD
17h 53m2 stops
American Airlines Logo
10:25 am - 12:38 pmMAD-BOI
34h 13m2 stops
$628American Airlines
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Sun, Sep 21 - Tue, Oct 7
American Airlines Logo
1:07 pm - 1:25 pmBOI-MAD
16h 18m1 stop
American Airlines Logo
4:40 pm - 12:46 pmMAD-BOI
28h 06m1 stop
$669American Airlines
Find Deal
Tue, Sep 30 - Tue, Oct 7

American Airlines flights from Boise to Madrid

Our best American Airlines deals on Boise to Madrid flight tickets
American Airlines
Sep 21
BOI1:07 pmBoise Air Term. Gowen Fld
17h 53m
2 stops
MAD3:00 pmMadrid Barajas
Oct 7
MAD10:25 amMadrid Barajas
34h 13m
2 stops
BOI12:38 pmBoise Air Term. Gowen Fld
$628
Find similar
American Airlines
Sep 30
BOI1:07 pmBoise Air Term. Gowen Fld
16h 18m
1 stop
MAD1:25 pmMadrid Barajas
Oct 7
MAD4:40 pmMadrid Barajas
28h 06m
1 stop
BOI12:46 pmBoise Air Term. Gowen Fld
$669
Find similar

United Airlines flights from Boise to Madrid

Our best United Airlines deals on Boise to Madrid flight tickets
United Airlines
Oct 5
BOI2:44 pmBoise Air Term. Gowen Fld
33h 21m
2 stops
MAD8:05 amMadrid Barajas
Oct 21
MAD12:45 pmMadrid Barajas
38h 02m
2 stops
BOI6:47 pmBoise Air Term. Gowen Fld
$569
Find similar
United Airlines
Oct 5
BOI2:44 pmBoise Air Term. Gowen Fld
33h 21m
2 stops
MAD8:05 amMadrid Barajas
Oct 24
MAD12:30 pmMadrid Barajas
31h 09m
2 stops
BOI11:39 amBoise Air Term. Gowen Fld
$575
Find similar
United Airlines
Sep 16
BOI12:27 pmBoise Air Term. Gowen Fld
35h 53m
2 stops
MAD8:20 amMadrid Barajas
Sep 23
MAD12:45 pmMadrid Barajas
41h 56m
2 stops
BOI10:41 pmBoise Air Term. Gowen Fld
$577
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated July 31, 2025.
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

BoiseMadrid

BOI - MAD

BOIMAD

Boise Air Term. Gowen Fld

Sat 10/4

9:45 am-6:40 am

2 stops36h 55m

Madrid Barajas

Fri 10/24

12:45 pm-6:47 pm

2 stops38h 02m

$564

BoiseMadrid

BOI - MAD

BOIMAD

Boise Air Term. Gowen Fld

Sun 10/5

2:44 pm-8:05 am

2 stops33h 21m

Madrid Barajas

Tue 10/21

12:45 pm-6:47 pm

2 stops38h 02m

$569

BoiseMadrid

BOI - MAD

BOIMAD

Boise Air Term. Gowen Fld

Fri 10/3

2:44 pm-6:40 am

2 stops55h 56m

Madrid Barajas

Fri 10/24

12:45 pm-6:47 pm

2 stops38h 02m

$570

BoiseMadrid

BOI - MAD

BOIMAD

Boise Air Term. Gowen Fld

Sat 10/4

2:44 pm-6:40 am

2 stops31h 56m

Madrid Barajas

Thu 10/23

12:30 pm-6:47 pm

2 stops38h 17m

$571

BoiseMadrid

BOI - MAD

BOIMAD

Boise Air Term. Gowen Fld

Mon 10/6

7:00 am-9:05 am

1 stop18h 05m

Madrid Barajas

Thu 10/23

12:40 pm-10:24 pm

1 stop17h 44m

$587

BoiseMadrid

BOI - MAD

BOIMAD

Boise Air Term. Gowen Fld

Sun 9/21

1:37 pm-2:25 pm

1 stop16h 48m

Madrid Barajas

Tue 10/7

4:00 pm-12:38 pm

1 stop28h 38m

$591

BoiseMadrid

BOI - MAD

BOIMAD

Boise Air Term. Gowen Fld

Sun 10/5

1:37 pm-2:25 pm

1 stop16h 48m

Madrid Barajas

Tue 10/21

4:00 pm-12:38 pm

1 stop28h 38m

$593

BoiseMadrid

BOI - MAD

BOIMAD

Boise Air Term. Gowen Fld

Mon 10/6

7:00 am-9:05 am

1 stop18h 05m

Madrid Barajas

Fri 10/24

7:10 am-10:24 pm

2 stops23h 14m

$598

BoiseMadrid

BOI - MAD

BOIMAD

Boise Air Term. Gowen Fld

Sun 9/21

1:07 pm-3:00 pm

2 stops17h 53m

Madrid Barajas

Tue 10/7

10:25 am-12:38 pm

2 stops34h 13m

$628

BoiseMadrid

BOI - MAD

BOIMAD

Boise Air Term. Gowen Fld

Tue 9/30

1:07 pm-1:25 pm

1 stop16h 18m

Madrid Barajas

Tue 10/7

4:40 pm-12:46 pm

1 stop28h 06m

$669

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 Madrid from

How to get the cheapest flight ticket from Boise to Madrid

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 typical price of a round-trip flight between Boise and Madrid?

What is the cheapest month to fly to Madrid?

The month of January is, on average, the cheapest month to fly to Madrid from Boise, with most prices found around $643. If you don’t want to visit Madrid in January, then you should wait until November to fly from Boise, when ticket prices are also cheap, with an average price of $667.

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

The cheapest day to depart on your flight to Madrid is on a Monday when prices can be found for as low as $859. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to Madrid on Thursday is $1,381.

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

Flying to Madrid from Boise in the evening is the least expensive time of day to depart. momondo users have found prices as low as $897 when looking at flights departing in the evening. Flights to Madrid are more costly in the afternoon, with an average ticket price of $1,284. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight to Madrid?

You are more likely to see cheaper flights to Madrid from Boise when booking weeks ahead of your departure date. In general, you can expect to find flights to Madrid for around $881 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Madrid from Boise for as low as $574 on momondo.

Can stopping save me money on Boise to Madrid flights?

You could potentially save up to 4% on your flight if you consider stops on a Boise to Madrid flight.

When to book flights from Boise to Madrid

Are you open to changing your travel dates? Check out the ideal times to fly from Boise to Madrid according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Boise to Madrid (BOI to MAD) flight deals and tips

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

Best Price Found

$319

Fastest flight time

16h 18m

Direct flights

None

Airports in Madrid

1 airport
The best one-way flight to Madrid from Boise in the past 72 hours is $319. The best round-trip flight deal from Boise to Madrid found on momondo in the last 72 hours is $564.
The fastest flight from Boise to Madrid takes 16h 18m
There are no direct flights from Boise to Madrid. Popular non-direct route for this connection is Boise Air Term. Gowen Fld Airport - Madrid Barajas Airport.
There is 1 airport near Madrid: Madrid Barajas (MAD)
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  • How far is Boise Air Term. Gowen Fld to Madrid Barajas by plane?

    Boise Air Term. Gowen Fld and Madrid Barajas are 5270.5 mi apart from one another. Flights usually cover this in 16h 18m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Boise Air Term. Gowen Fld Airport to Madrid Barajas Airport are updated daily.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boise Air Term. Gowen Fld Airport to Madrid Barajas Airport.

  • What documentation or ID do you need to fly to Madrid Barajas Airport?

    The required travel and health documents for your Madrid Barajas Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Madrid Barajas Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Boise to Madrid?

Best airlines flying from Boise to Madrid

Compare and see reviews for airlines that fly from Boise to Madrid with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $556Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
IberiaPriceFrom $564Free CancellationRating
7.0
2,859 reviews
Search Iberia flights
DeltaPriceFrom $568Free CancellationRating
8.0
7,981 reviews
Search Delta flights
United AirlinesPriceFrom $569Free CancellationRating
7.4
8,900 reviews
Search United Airlines flights

Traveling to a place near Madrid?

Book flights to Madrid if you plan to visit one of these locations
Toledo
Segovia
Getafe
Fuenlabrada
San Lorenzo de El Escorial
Guadalajara

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Boise to Madrid. momondo saves you time and could save you money on your trip.

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

Yes. All flights to Madrid from Boise on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once all potential Boise to Madrid flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are simply researching potential flights to Madrid, momondo offers a useful price alert feature which will track prices for flights to Madrid from Boise and alert you when they change.

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Fly your favorite airline to Madrid

Airlines are sorted and displayed according to clicks in the past 7 days on momondo
American Airlines
Delta
United Airlines
Turkish Airlines
Lufthansa
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British Airways
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