$264+ Cheap flights from Idaho to Madrid, Spain (MAD)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — MAD
Mar 6 — Mar 131
1 adult, Economy
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Find cheap flights from Idaho to Madrid with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from Idaho to MadridExplore the most affordable flight options available from Idaho to Madrid. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 4, 2026.
Explore the most affordable flight options available from Idaho to Madrid. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 4, 2026.
This Finnair deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/97:00 am
BOI
- MAD
2 stops18h 10m
Multiple Airlines
Tue 3/174:25 pm
MAD
- BOI
2 stops27h 23m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$482
This Finnair deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/47:00 am
BOI
- MAD
2 stops22h 05m
Multiple Airlines
Thu 3/1211:25 am
MAD
- BOI
1 stop17h 58m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$483
This Booking.com deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/131:43 pm
GEG
- MAD
2 stops32h 07m
Multiple Airlines
Tue 4/287:00 am
MAD
- GEG
2 stops23h 11m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$488
This Gotogate deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/46:25 am
BOI
- MAD
2 stops17h 35m
Multiple Airlines
Wed 3/117:25 am
MAD
- BOI
2 stops21h 04m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$489
This United Airlines deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/95:31 pm
BOI
- MAD
2 stops30h 29m
United Airlines
Mon 3/166:00 am
MAD
- BOI
2 stops22h 13m
United Airlines
Deal found 2/3![United Airlines logo]()
$495
This Finnair deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/141:53 pm
BOI
- MAD
1 stop16h 32m
Multiple Airlines
Tue 4/284:25 pm
MAD
- BOI
2 stops28h 38m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$496
This Expedia deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/136:00 am
GEG
- MAD
1 stop23h 25m
Iberia
Tue 4/283:55 pm
MAD
- GEG
1 stop37h 38m
Iberia
Deal found 2/3![Iberia logo]()
$497
This United Airlines deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/155:05 am
GEG
- MAD
2 stops18h 55m
United Airlines
Tue 4/2811:15 am
MAD
- GEG
3 stops37h 00m
United Airlines
Deal found 2/3![United Airlines logo]()
$512
This KLM deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/1611:30 pm
BOI
- MAD
1 stop25h 35m
KLM
Wed 4/112:45 pm
MAD
- BOI
1 stop17h 40m
KLM
Deal found 2/2![KLM logo]()
$547
This Cheapflightsfares deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/1612:41 pm
GEG
- MAD
2 stops26h 54m
Lufthansa
Wed 4/17:00 am
MAD
- GEG
2 stops23h 11m
Lufthansa
Deal found 2/2![Lufthansa logo]()
$547
This Delta deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2210:40 pm
GEG
- MAD
1 stop28h 35m
Delta
Wed 4/296:00 am
MAD
- GEG
2 stops26h 05m
Delta
Deal found 2/3![Delta logo]()
$549
This FlightHub deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/227:10 am
GEG
- MAD
2 stops38h 40m
Multiple Airlines
Wed 4/297:00 am
MAD
- GEG
2 stops23h 11m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$554
Best flights from Idaho to MadridDiscover carefully curated flight deals from Idaho to Madrid that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 4, 2026.
Discover carefully curated flight deals from Idaho to Madrid that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 4, 2026.
This United Airlines deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/95:31 pm
BOI
- MAD
2 stops30h 29m
United Airlines
Mon 3/166:00 am
MAD
- BOI
2 stops22h 13m
United Airlines
Deal found 2/3![United Airlines logo]()
$495
This Cheapflightsfares deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/1612:41 pm
GEG
- MAD
2 stops26h 54m
Lufthansa
Wed 4/17:00 am
MAD
- GEG
2 stops23h 11m
Lufthansa
Deal found 2/2![Lufthansa logo]()
$547
This KLM deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/1611:30 pm
BOI
- MAD
1 stop25h 35m
KLM
Wed 4/16:00 am
MAD
- BOI
2 stops18h 00m
KLM
Deal found 2/2![KLM logo]()
$549
This Delta deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/167:30 pm
BOI
- MAD
2 stops28h 30m
Delta
Wed 4/16:00 am
MAD
- BOI
2 stops20h 43m
Delta
Deal found 2/2![Delta logo]()
$549
This KLM deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/1611:30 am
GEG
- MAD
2 stops19h 50m
Multiple Airlines
Wed 4/112:45 pm
MAD
- GEG
1 stop17h 52m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$565
This KAYAK deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/91:45 pm
BOI
- MAD
2 stops18h 35m
Scandinavian Airlines
Tue 3/1710:05 am
MAD
- BOI
1 stop19h 20m
Scandinavian Airlines
Deal found 2/3![Scandinavian Airlines logo]()
$574
This United Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/145:00 am
BOI
- MAD
2 stops17h 50m
United Airlines
Tue 4/285:55 am
MAD
- BOI
2 stops22h 18m
United Airlines
Deal found 2/2![United Airlines logo]()
$496
This United Airlines deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/145:05 am
GEG
- MAD
2 stops18h 55m
United Airlines
Tue 4/2810:50 am
MAD
- GEG
2 stops19h 21m
United Airlines
Deal found 2/3![United Airlines logo]()
$496
This Delta deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2210:40 pm
GEG
- MAD
1 stop28h 35m
Delta
Wed 4/296:00 am
MAD
- GEG
2 stops26h 05m
Delta
Deal found 2/3![Delta logo]()
$549
This Finnair deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/156:00 am
GEG
- MAD
1 stop23h 25m
Multiple Airlines
Tue 4/284:20 pm
MAD
- GEG
2 stops30h 59m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$565
This KLM deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/1610:40 pm
GEG
- MAD
1 stop25h 25m
KLM
Wed 4/112:45 pm
MAD
- GEG
1 stop17h 52m
KLM
Deal found 2/2![KLM logo]()
$566
This Cheapflightsfares deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/2412:42 pm
GEG
- MAD
2 stops26h 53m
Lufthansa
Tue 3/317:00 am
MAD
- GEG
2 stops23h 11m
Lufthansa
Deal found 2/2![Lufthansa logo]()
$584
This United Airlines deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/225:05 am
GEG
- MAD
2 stops18h 00m
United Airlines
Wed 4/295:55 am
MAD
- GEG
2 stops21h 56m
United Airlines
Deal found 2/3![United Airlines logo]()
$496
This Delta deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/711:30 pm
BOI
- MAD
1 stop28h 45m
Delta
Tue 4/216:00 am
MAD
- BOI
2 stops21h 55m
Delta
Deal found 2/2![Delta logo]()
$568
This Air Canada deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/96:55 pm
BOI
- MAD
2 stops29h 05m
Multiple Airlines
Tue 3/1712:40 pm
MAD
- BOI
3 stops30h 33m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$597
This United Airlines deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/155:05 am
GEG
- MAD
2 stops18h 55m
United Airlines
Tue 4/288:25 am
MAD
- GEG
2 stops22h 09m
United Airlines
Deal found 2/3![United Airlines logo]()
$496
This United Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/175:00 am
GEG
- MAD
2 stops20h 15m
United Airlines
Tue 4/1411:15 am
MAD
- GEG
2 stops18h 56m
United Airlines
Deal found 2/2![United Airlines logo]()
$565
This United Airlines deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1110:49 am
BOI
- MAD
2 stops26h 26m
United Airlines
Wed 3/185:55 am
MAD
- BOI
2 stops25h 02m
United Airlines
Deal found 2/3![United Airlines logo]()
$612
This KLM deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/212:41 pm
JAC
- MAD
1 stop34h 24m
KLM
Fri 4/36:00 am
MAD
- JAC
2 stops18h 47m
KLM
Deal found 2/4![KLM logo]()
$930
This Finnair deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/211:44 pm
JAC
- MAD
1 stop12h 06m
Multiple Airlines
Fri 4/33:55 pm
MAD
- JAC
1 stop28h 43m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$862
This United Airlines deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/72:40 pm
BOI
- MAD
2 stops21h 30m
United Airlines
Sat 3/148:25 am
MAD
- BOI
2 stops39h 24m
United Airlines
Deal found 2/3![United Airlines logo]()
$612
This Delta deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/215:50 pm
JAC
- MAD
2 stops31h 15m
Delta
Fri 4/36:00 am
MAD
- JAC
2 stops18h 47m
Delta
Deal found 2/4![Delta logo]()
$919
This United Airlines deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/810:49 am
BOI
- MAD
2 stops22h 11m
United Airlines
Sat 3/148:25 am
MAD
- BOI
2 stops45h 31m
United Airlines
Deal found 2/3![United Airlines logo]()
$633
This United Airlines deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/277:00 am
JAC
- MAD
2 stops22h 25m
United Airlines
Tue 3/311:15 am
MAD
- JAC
1 stop17h 21m
United Airlines
Deal found 2/3![United Airlines logo]()
$812
Last-minute flights from Idaho to MadridDiscover last-minute flight deals from Idaho to Madrid. Data last updated February 4, 2026 and is based on user searches.
Discover last-minute flight deals from Idaho to Madrid. Data last updated February 4, 2026 and is based on user searches.
This Finnair deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/47:00 am
BOI
- MAD
2 stops22h 05m
Multiple Airlines
Thu 3/1211:25 am
MAD
- BOI
1 stop17h 58m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$483
This Gotogate deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/46:25 am
BOI
- MAD
2 stops17h 35m
Multiple Airlines
Wed 3/117:25 am
MAD
- BOI
2 stops21h 04m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$489
This Finnair deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/97:00 am
BOI
- MAD
2 stops18h 10m
Multiple Airlines
Tue 3/174:25 pm
MAD
- BOI
2 stops27h 23m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$482
This United Airlines deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/95:31 pm
BOI
- MAD
2 stops30h 29m
United Airlines
Mon 3/166:00 am
MAD
- BOI
2 stops22h 13m
United Airlines
Deal found 2/3![United Airlines logo]()
$495
This KAYAK deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/91:45 pm
BOI
- MAD
2 stops18h 35m
Scandinavian Airlines
Tue 3/1710:05 am
MAD
- BOI
1 stop19h 20m
Scandinavian Airlines
Deal found 2/3![Scandinavian Airlines logo]()
$574
This KLM deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/1611:30 pm
BOI
- MAD
1 stop25h 35m
KLM
Wed 4/112:45 pm
MAD
- BOI
1 stop17h 40m
KLM
Deal found 2/2![KLM logo]()
$547
This Cheapflightsfares deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/1612:41 pm
GEG
- MAD
2 stops26h 54m
Lufthansa
Wed 4/17:00 am
MAD
- GEG
2 stops23h 11m
Lufthansa
Deal found 2/2![Lufthansa logo]()
$547
This KLM deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/1610:40 pm
GEG
- MAD
1 stop25h 25m
KLM
Wed 4/112:45 pm
MAD
- GEG
1 stop17h 52m
KLM
Deal found 2/2![KLM logo]()
$566
This United Airlines deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/175:00 am
GEG
- MAD
2 stops20h 15m
United Airlines
Tue 4/145:55 am
MAD
- GEG
2 stops21h 56m
United Airlines
Deal found 2/3![United Airlines logo]()
$565
This Expedia deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/176:00 am
GEG
- MAD
1 stop16h 15m
Iberia
Tue 4/143:55 pm
MAD
- GEG
1 stop37h 38m
Iberia
Deal found 2/2![Iberia logo]()
$567
This KLM deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1710:40 pm
GEG
- MAD
1 stop25h 25m
KLM
Tue 4/147:05 am
MAD
- GEG
2 stops18h 25m
KLM
Deal found 2/3![KLM logo]()
$568
This Finnair deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/246:00 am
GEG
- MAD
2 stops23h 05m
Multiple Airlines
Tue 3/317:35 pm
MAD
- GEG
2 stops34h 37m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$578
One-way flights from Idaho to MadridSearch for one-way flight options from Idaho to Madrid. Find affordable one-way fares based on user searches. Data last updated February 4, 2026.
Search for one-way flight options from Idaho to Madrid. Find affordable one-way fares based on user searches. Data last updated February 4, 2026.
This United Airlines deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/58:20 am
BOI
- MAD
2 stops38h 30m
United Airlines
Deal found 2/3![United Airlines logo]()
$264
This Finnair deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/51:53 pm
BOI
- MAD
1 stop16h 32m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$265
This United Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/155:05 am
GEG
- MAD
2 stops18h 55m
United Airlines
Deal found 2/2![United Airlines logo]()
$399
This Kiwi.com deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/155:00 am
GEG
- MAD
3 stops56h 45m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$401
This Cheapflightsfares deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/244:16 pm
JAC
- MAD
2 stops24h 34m
Lufthansa
Deal found 2/3![Lufthansa logo]()
$408
This Finnair deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/151:25 pm
JAC
- MAD
1 stop17h 00m
Multiple Airlines
Deal found 2/4![Multiple Airlines logo]()
$409
This Finnair deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/111:52 am
JAC
- MAD
1 stop18h 33m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$428
This Delta deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/155:59 pm
JAC
- MAD
2 stops31h 56m
Delta
Deal found 2/3![Delta logo]()
$456
This Cheapflightsfares deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/11:45 pm
JAC
- MAD
2 stops19h 55m
Lufthansa
Deal found 2/1![Lufthansa logo]()
$480
This Finnair deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/157:00 am
BOI
- MAD
1 stop16h 15m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$482
This Expedia deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/156:00 am
GEG
- MAD
1 stop18h 05m
Iberia
Deal found 2/2![Iberia logo]()
$484
This United Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/234:25 pm
JAC
- MAD
2 stops31h 40m
United Airlines
Deal found 2/2![United Airlines logo]()
$488
Find flight deals from Idaho to Madrid
Keep the following information in mind while searching for Idaho to Madrid flight deals. Data was last updated February 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $482 (Finnair) |
One-way from | $264 (United Airlines) |
Popular in | May |
Cheapest in | November |
Average price | $724 |
Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated February 4, 2026.
Use the filters below to find and compare flights from Idaho to Madrid that are best for you.
Fly from
Idaho
Fly to
Madrid
Route
Depart
Return
Price
BoiseMadrid
BOI - MAD
BOIMAD
Boise Air Term. Gowen Fld
Mon 3/9
5:31 pm-7:00 am
2 stops30h 29m
Madrid Barajas
Mon 3/16
6:00 am-9:13 pm
2 stops22h 13m
$495
BoiseMadrid
BOI - MAD
BOIMAD
Boise Air Term. Gowen Fld
Tue 4/14
5:00 am-6:50 am
2 stops17h 50m
Madrid Barajas
Tue 4/28
5:55 am-8:13 pm
2 stops22h 18m
$496
SpokaneMadrid
GEG - MAD
GEGMAD
Spokane
Tue 4/14
5:05 am-9:00 am
2 stops18h 55m
Madrid Barajas
Tue 4/28
10:50 am-9:11 pm
2 stops19h 21m
$496
SpokaneMadrid
GEG - MAD
GEGMAD
Spokane
Wed 4/22
5:05 am-8:05 am
2 stops18h 00m
Madrid Barajas
Wed 4/29
5:55 am-6:51 pm
2 stops21h 56m
$496
SpokaneMadrid
GEG - MAD
GEGMAD
Spokane
Wed 4/15
5:05 am-9:00 am
2 stops18h 55m
Madrid Barajas
Tue 4/28
8:25 am-9:34 pm
2 stops22h 09m
$496
SpokaneMadrid
GEG - MAD
GEGMAD
Spokane
Mon 3/16
12:41 pm-11:35 pm
2 stops26h 54m
Madrid Barajas
Wed 4/1
7:00 am-9:11 pm
2 stops23h 11m
$547
BoiseMadrid
BOI - MAD
BOIMAD
Boise Air Term. Gowen Fld
Mon 3/16
11:30 pm-8:05 am
1 stop25h 35m
Madrid Barajas
Wed 4/1
6:00 am-4:00 pm
2 stops18h 00m
$549
BoiseMadrid
BOI - MAD
BOIMAD
Boise Air Term. Gowen Fld
Mon 3/16
7:30 pm-7:00 am
2 stops28h 30m
Madrid Barajas
Wed 4/1
6:00 am-6:43 pm
2 stops20h 43m
$549
SpokaneMadrid
GEG - MAD
GEGMAD
Spokane
Wed 4/22
10:40 pm-12:15 pm
1 stop28h 35m
Madrid Barajas
Wed 4/29
6:00 am-11:05 pm
2 stops26h 05m
$549
SpokaneMadrid
GEG - MAD
GEGMAD
Spokane
Mon 3/16
11:30 am-3:20 pm
2 stops19h 50m
Madrid Barajas
Wed 4/1
12:45 pm-9:37 pm
1 stop17h 52m
$565
Showing 1-10 of 42 results
Best time to book a flight from Idaho to Madrid
Have a flexible travel schedule? Discover the best time to fly to Madrid from Idaho with our price prediction graph.
BOI-MAD
GEG-MAD
JAC-MAD
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Idaho to Madrid
USID-MAD
BOI-MAD
GEG-MAD
JAC-MAD
How much does it cost to fly round-trip from Idaho to Madrid?
Related info for your journey
Find useful and relevant information for your journey from Idaho to Madrid. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Madrid?
Book flights to Madrid if you plan to visit one of these locationsGetafe
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Alternative routes for Idaho to Madrid
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Complete your trip
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Search flights from Idaho to Madrid by cabin class
Find flights from Idaho to Madrid, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Madrid
Explore flights to Madrid departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on February 4, 2026.
Idaho and Madrid flights
Browse other Idaho and Madrid flight options. Last updated on February 4, 2026.
Popular flight searches
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Idaho to Madrid flights
Consider these flights traveling from Idaho to Madrid.
Top 4 airlines flying from Idaho to Madrid
Discover the top 4 airlines that operate flights from Idaho to Madrid. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$493 | Average$673 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$494 | Average$652 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$541 | Average$837 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$550 | Average$787 | FlexibilityNo cancel fee | On-timeN/A |