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Cheap flights from Idaho to Madrid from $467

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho to Madrid departing on 9/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Idaho to Madrid

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:59 pm - 7:45 am
BOI
-
MAD
28h 46m
2 stops
United Airlines Logo
1:25 pm - 11:41 am
MAD
-
BOI
30h 16m
2 stops
$777United Airlines
Mon, Nov 2 - Tue, Nov 10
United Airlines Logo
6:59 pm - 7:45 am
BOI
-
MAD
28h 46m
2 stops
United Airlines Logo
1:25 pm - 11:41 am
MAD
-
BOI
30h 16m
2 stops
$778United Airlines
Mon, Nov 2 - Tue, Nov 10
Multiple Airlines Logo
4:09 pm - 4:55 pm
BOI
-
MAD
16h 46m
2 stops
Multiple Airlines Logo
1:00 pm - 10:03 pm
MAD
-
BOI
17h 03m
1 stop
$789Multiple Airlines
Mon, Nov 2 - Tue, Nov 10
Multiple Airlines Logo
6:59 pm - 8:00 am
BOI
-
MAD
29h 01m
2 stops
Multiple Airlines Logo
1:25 pm - 1:24 pm
MAD
-
BOI
31h 59m
3 stops
$790Multiple Airlines
Mon, Nov 2 - Tue, Nov 10
Air Canada Logo
11:30 am - 8:00 am
GEG
-
MAD
35h 30m
3 stops
Air Canada Logo
1:25 pm - 12:47 pm
MAD
-
GEG
32h 22m
3 stops
$792Air Canada
Sun, Nov 8 - Thu, Nov 12
American Airlines Logo
5:25 am - 7:45 am
GEG
-
MAD
17h 20m
1 stop
American Airlines Logo
11:05 am - 8:55 pm
MAD
-
GEG
18h 50m
1 stop
$793American Airlines
Sun, Nov 8 - Thu, Nov 12
KLM Logo
1:33 pm - 9:55 am
BOI
-
MAD
13h 22m
1 stop
KLM Logo
6:05 am - 5:50 pm
MAD
-
BOI
18h 45m
2 stops
$794KLM
Mon, Oct 26 - Thu, Oct 29
Lufthansa Logo
7:00 am - 11:35 pm
GEG
-
MAD
31h 35m
2 stops
Lufthansa Logo
6:00 am - 9:05 pm
MAD
-
GEG
24h 05m
2 stops
$794Lufthansa
Sun, Nov 8 - Thu, Nov 12
United Airlines Logo
2:39 pm - 9:15 am
BOI
-
MAD
35h 36m
2 stops
United Airlines Logo
12:25 pm - 11:41 am
MAD
-
BOI
54h 16m
2 stops
$795United Airlines
Mon, Oct 26 - Thu, Oct 29
American Airlines Logo
7:00 am - 10:30 am
BOI
-
MAD
19h 30m
2 stops
American Airlines Logo
11:05 am - 10:03 pm
MAD
-
BOI
18h 58m
1 stop
$798American Airlines
Mon, Nov 2 - Tue, Nov 10

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Delta flights from Idaho to Madrid

Our best Delta deals on Idaho to Madrid flight tickets
Delta
Oct 5
GEG11:10 amSpokane
23h 05m
2 stops
MAD7:15 pmMadrid Barajas
Oct 30
MAD11:55 amMadrid Barajas
17h 28m
1 stop
GEG9:23 pmSpokane
$797
Delta
Oct 4
GEG12:38 pmSpokane
14h 37m
1 stop
MAD12:15 pmMadrid Barajas
Oct 28
MAD11:55 amMadrid Barajas
31h 51m
1 stop
GEG11:46 amSpokane
$799
Delta
Oct 5
GEG9:23 amSpokane
24h 52m
2 stops
MAD7:15 pmMadrid Barajas
Oct 28
MAD11:55 amMadrid Barajas
31h 51m
1 stop
GEG11:46 amSpokane
$803

Air France flights from Idaho to Madrid

Our best Air France deals on Idaho to Madrid flight tickets
Air France
Sep 13
GEG11:10 amSpokane
15h 10m
2 stops
MAD11:20 amMadrid Barajas
Sep 20
MAD9:50 amMadrid Barajas
20h 50m
1 stop
GEG9:40 pmSpokane
$967
Air France
Oct 26
BOI1:33 pmBoise Air Term. Gowen Fld
13h 22m
1 stop
MAD9:55 amMadrid Barajas
Oct 29
MAD11:55 amMadrid Barajas
17h 27m
1 stop
BOI10:22 pmBoise Air Term. Gowen Fld
$989

momondo Fare Finder

 
Customize your flight search to find flights from Idaho 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 7, 2026.
Use the filters below to find and compare flights from Idaho to Madrid that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BoiseMadrid

BOI - MAD

BOIMAD

Boise Air Term. Gowen Fld

Mon 11/2

6:59 pm-7:45 am

2 stops28h 46m

Madrid Barajas

Tue 11/10

1:25 pm-11:41 am

2 stops30h 16m

$777

BoiseMadrid

BOI - MAD

BOIMAD

Boise Air Term. Gowen Fld

Mon 11/2

6:59 pm-7:45 am

2 stops28h 46m

Madrid Barajas

Tue 11/10

1:25 pm-11:41 am

2 stops30h 16m

$778

BoiseMadrid

BOI - MAD

BOIMAD

Boise Air Term. Gowen Fld

Mon 11/2

4:09 pm-4:55 pm

2 stops16h 46m

Madrid Barajas

Tue 11/10

1:00 pm-10:03 pm

1 stop17h 03m

$789

BoiseMadrid

BOI - MAD

BOIMAD

Boise Air Term. Gowen Fld

Mon 11/2

6:59 pm-8:00 am

2 stops29h 01m

Madrid Barajas

Tue 11/10

1:25 pm-1:24 pm

3 stops31h 59m

$790

SpokaneMadrid

GEG - MAD

GEGMAD

Spokane

Sun 11/8

11:30 am-8:00 am

3 stops35h 30m

Madrid Barajas

Thu 11/12

1:25 pm-12:47 pm

3 stops32h 22m

$792

SpokaneMadrid

GEG - MAD

GEGMAD

Spokane

Sun 11/8

5:25 am-7:45 am

1 stop17h 20m

Madrid Barajas

Thu 11/12

11:05 am-8:55 pm

1 stop18h 50m

$793
Quickest round-trip

BoiseMadrid

BOI - MAD

BOIMAD

Boise Air Term. Gowen Fld

Mon 10/26

1:33 pm-9:55 am

1 stop13h 22m

Madrid Barajas

Thu 10/29

6:05 am-5:50 pm

2 stops18h 45m

$794

SpokaneMadrid

GEG - MAD

GEGMAD

Spokane

Sun 11/8

7:00 am-11:35 pm

2 stops31h 35m

Madrid Barajas

Thu 11/12

6:00 am-9:05 pm

2 stops24h 05m

$794

BoiseMadrid

BOI - MAD

BOIMAD

Boise Air Term. Gowen Fld

Mon 10/26

2:39 pm-9:15 am

2 stops35h 36m

Madrid Barajas

Thu 10/29

12:25 pm-11:41 am

2 stops54h 16m

$795

BoiseMadrid

BOI - MAD

BOIMAD

Boise Air Term. Gowen Fld

Mon 11/2

7:00 am-10:30 am

2 stops19h 30m

Madrid Barajas

Tue 11/10

11:05 am-10:03 pm

1 stop18h 58m

$798

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 Idaho 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 cheapest month to fly to Madrid?

The month of January is, on average, the cheapest month to fly to Madrid from Idaho, with most prices found around $0. If you don’t want to visit Madrid in January, then you should wait until October to fly from Idaho, when ticket prices are also cheap, with an average price of $489.

Can stopping save me money on Idaho to Madrid flights?

You could potentially save up to 64% on your flight if you consider stops on a Idaho to Madrid flight.

Cheap Idaho to Madrid flight deals and tips

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

Fastest flight time

16h 50m

Direct flights

None
The fastest flight from Idaho to Madrid takes 16h 50m
There are no direct flights from Idaho to Madrid. There are no popular flight routes from Idaho to Madrid.
Search flight deals

Frequently asked questions about flying from Idaho to Madrid

  • When did momondo last update prices for flights from Idaho to Madrid Barajas Airport?

    Prices for flights from Idaho to Madrid Barajas Airport refresh daily.

  • How many operators does momondo search for flights from Idaho to Madrid Barajas Airport?

  • How old do you have to be to fly from Idaho to Madrid Barajas Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Idaho 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.

Best airlines flying from Idaho to Madrid

Compare and see reviews for airlines that fly from Idaho to Madrid with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $493Free CancellationRating
7.4
9,945 reviews
Search United Airlines flights
IberiaPriceFrom $494Free CancellationRating
7.0
3,249 reviews
Search Iberia flights
American AirlinesPriceFrom $541Free CancellationRating
7.1
11,785 reviews
Search American Airlines flights
DeltaPriceFrom $712Free CancellationRating
7.8
8,452 reviews
Search Delta flights

Traveling to a place near Madrid?

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

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Idaho to Madrid. Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from Idaho to Madrid on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Madrid from Idaho.

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

Of course. momondo tracks the price of Idaho to Madrid flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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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
Delta
Iberia
American Airlines
United Airlines