$336+ Cheap flights from Idaho to Spain
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/12. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — MAD
Nov 25 — Dec 21
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Idaho to Spain 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Idaho to Spain
Cheapest
Best
Last-minute
One-way
Cheapest flights from Idaho to SpainExplore the most affordable flight options available from Idaho to Spain. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 26, 2026.
Explore the most affordable flight options available from Idaho to Spain. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 26, 2026.
This United Airlines deal was found by Cheapflights users on 10/24. 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 12/86:15 am -
2 stops17h 45m
Tue 12/151:25 pm -
2 stops40h 27m
Deal found 10/24![United Airlines logo]()
$777
This Orbitz deal was found by Cheapflights users on 10/22. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/16:44 am -
2 stops23h 56m
Mon 12/79:15 pm -
2 stops24h 37m
Deal found 10/22![Iberia logo]()
$788
This Air France deal was found by Cheapflights users on 10/25. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/91:07 pm -
2 stops20h 18m
Wed 12/167:10 am -
2 stops23h 14m
Deal found 10/25![Air France logo]()
$792
This Priceline deal was found by Cheapflights users on 10/24. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/86:40 am -
1 stop18h 45m
Tue 12/151:00 pm -
1 stop17h 46m
Deal found 10/24![Iberia logo]()
$794
This American Airlines deal was found by Cheapflights users on 10/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/88:00 am -
2 stops16h 50m
Tue 12/151:00 pm -
1 stop17h 46m
Deal found 10/24![American Airlines logo]()
$799
This United Airlines deal was found by Cheapflights users on 10/21. 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 12/17:00 am -
2 stops18h 00m
Mon 12/711:50 am -
2 stops41h 37m
Deal found 10/21![United Airlines logo]()
$804
This Air Canada deal was found by Cheapflights users on 10/24. 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.
Tue 12/86:15 am -
2 stops17h 45m
Tue 12/151:25 pm -
3 stops30h 42m
Deal found 10/24![Multiple Airlines logo]()
$809
This United Airlines deal was found by Cheapflights users on 10/23. 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 12/74:24 pm -
2 stops31h 56m
Mon 12/1411:50 am -
2 stops54h 09m
Deal found 10/23![United Airlines logo]()
$810
This Air Canada deal was found by Cheapflights users on 10/22. 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.
Sat 11/712:31 pm -
2 stops37h 04m
Wed 11/181:35 pm -
2 stops29h 56m
Deal found 10/22![Multiple Airlines logo]()
$823
This United Airlines deal was found by Cheapflights users on 10/22. 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 12/712:48 pm -
2 stops34h 57m
Mon 12/141:20 pm -
2 stops41h 39m
Deal found 10/22![United Airlines logo]()
$825
This Priceline deal was found by Cheapflights users on 10/21. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/46:40 am -
2 stops21h 40m
Thu 12/101:00 pm -
1 stop17h 46m
Deal found 10/21![Iberia logo]()
$831
This American Airlines deal was found by Cheapflights users on 10/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/46:40 am -
1 stop18h 45m
Thu 12/101:00 pm -
1 stop17h 46m
Deal found 10/21![American Airlines logo]()
$834
Best flights from Idaho to SpainDiscover carefully curated flight deals from Idaho to Spain that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 26, 2026.
Discover carefully curated flight deals from Idaho to Spain that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 26, 2026.
This Air France deal was found by Cheapflights users on 10/24. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/131:43 pm -
2 stops20h 57m
Tue 4/2710:45 am -
2 stops17h 32m
Deal found 10/24![Multiple Airlines logo]()
$723
This United Airlines deal was found by Cheapflights users on 10/25. 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 2/222:35 pm -
2 stops24h 35m
Fri 4/306:50 am -
2 stops22h 25m
Deal found 10/25![United Airlines logo]()
$724
This Delta deal was found by Cheapflights users on 10/25. 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 4/1310:38 am -
2 stops24h 02m
Fri 6/116:00 am -
2 stops22h 17m
Deal found 10/25![Delta logo]()
$796
This KLM deal was found by Cheapflights users on 10/25. 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.
Thu 4/154:05 pm -
2 stops16h 25m
Fri 6/116:45 am -
2 stops16h 45m
Deal found 10/25![KLM logo]()
$826
This American Airlines deal was found by Cheapflights users on 10/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/42:49 pm -
2 stops18h 16m
Thu 12/1012:00 pm -
2 stops20h 06m
Deal found 10/21![American Airlines logo]()
$836
This British Airways deal was found by Cheapflights users on 10/21. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/13:39 pm -
2 stops35h 46m
Fri 2/57:55 pm -
2 stops34h 27m
Deal found 10/21![British Airways logo]()
$1,024
This Ovago deal was found by Cheapflights users on 10/23. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/147:00 am -
2 stops20h 40m
Tue 1/266:50 am -
3 stops35h 58m
Deal found 10/23![Iberia logo]()
$1,222
This United Airlines deal was found by Cheapflights users on 10/24. 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 3/15:30 pm -
2 stops21h 40m
Fri 3/56:45 am -
2 stops25h 14m
Deal found 10/24![United Airlines logo]()
$724
This United Airlines deal was found by Cheapflights users on 10/25. 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 2/216:00 am -
2 stops27h 45m
Tue 4/276:50 am -
2 stops22h 25m
Deal found 10/25![United Airlines logo]()
$724
This Air Canada deal was found by Cheapflights users on 10/26. 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.
Sat 11/77:10 pm -
2 stops30h 25m
Wed 11/181:35 pm -
2 stops29h 56m
Deal found 10/26![Multiple Airlines logo]()
$829
This KLM deal was found by Cheapflights users on 10/25. 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.
Wed 11/1812:13 pm -
2 stops17h 27m
Thu 11/268:30 pm -
2 stops28h 49m
Deal found 10/25![KLM logo]()
$842
This Delta deal was found by Cheapflights users on 10/25. 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.
Thu 4/157:30 pm -
2 stops39h 10m
Wed 6/96:00 am -
2 stops17h 30m
Deal found 10/25![Delta logo]()
$851
This United Airlines deal was found by Cheapflights users on 10/25. 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 2/226:00 am -
2 stops33h 10m
Wed 4/286:50 am -
2 stops22h 25m
Deal found 10/25![United Airlines logo]()
$724
This American Airlines deal was found by Cheapflights users on 10/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/58:00 am -
1 stop16h 50m
Tue 11/1010:40 am -
2 stops20h 19m
Deal found 10/26![American Airlines logo]()
$879
This Delta deal was found by Cheapflights users on 10/23. 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 11/1812:13 pm -
2 stops19h 52m
Thu 11/2612:20 pm -
2 stops29h 37m
Deal found 10/23![Delta logo]()
$856
This United Airlines deal was found by Cheapflights users on 10/25. 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 4/137:00 am -
2 stops26h 55m
Tue 6/86:50 am -
2 stops22h 25m
Deal found 10/25![United Airlines logo]()
$775
This Delta deal was found by Cheapflights users on 10/25. 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 4/124:05 pm -
2 stops35h 40m
Mon 6/146:00 am -
2 stops20h 33m
Deal found 10/25![Delta logo]()
$857
This American Airlines deal was found by Cheapflights users on 10/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/26:06 am -
2 stops18h 44m
Mon 11/912:55 am -
1 stop20h 56m
Deal found 10/26![American Airlines logo]()
$944
This United Airlines deal was found by Cheapflights users on 10/25. 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 2/265:30 pm -
2 stops21h 40m
Wed 4/287:15 am -
2 stops23h 50m
Deal found 10/25![United Airlines logo]()
$776
This United deal was found by Cheapflights users on 10/21. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/76:15 am -
2 stops27h 20m
Fri 12/1111:45 am -
2 stops19h 14m
Deal found 10/21![Multiple Airlines logo]()
$1,044
This American Airlines deal was found by Cheapflights users on 10/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/147:00 am -
2 stops19h 45m
Tue 1/266:50 am -
2 stops36h 54m
Deal found 10/22![American Airlines logo]()
$1,018
This United Airlines deal was found by Cheapflights users on 10/25. 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 2/265:30 pm -
2 stops21h 40m
Tue 4/277:15 am -
2 stops23h 50m
Deal found 10/25![United Airlines logo]()
$776
This Delta deal was found by Cheapflights users on 10/25. 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 4/174:05 pm -
2 stops18h 35m
Fri 6/116:00 am -
2 stops22h 17m
Deal found 10/25![Delta logo]()
$963
This United Airlines deal was found by Cheapflights users on 10/25. 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 2/242:35 pm -
2 stops19h 10m
Sat 5/17:15 am -
2 stops22h 01m
Deal found 10/25![United Airlines logo]()
$776
This United Airlines deal was found by Cheapflights users on 10/24. 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 12/86:15 am -
2 stops17h 45m
Tue 12/151:25 pm -
2 stops40h 27m
Deal found 10/24![United Airlines logo]()
$777
This Ovago deal was found by Cheapflights users on 10/23. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/1411:10 am -
3 stops21h 25m
Tue 1/266:50 am -
3 stops22h 32m
Deal found 10/23![Multiple Airlines logo]()
$1,295
This Delta deal was found by Cheapflights users on 10/25. 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 4/1710:38 am -
2 stops24h 02m
Sun 6/1312:40 pm -
2 stops37h 53m
Deal found 10/25![Delta logo]()
$1,071
This Ovago deal was found by Cheapflights users on 10/24. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/212:42 pm -
2 stops34h 23m
Sat 11/287:30 pm -
2 stops36h 19m
Deal found 10/24![Iberia logo]()
$1,666
This United Airlines deal was found by Cheapflights users on 10/21. 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 12/17:00 am -
2 stops18h 00m
Mon 12/711:50 am -
2 stops41h 37m
Deal found 10/21![United Airlines logo]()
$804
This United Airlines deal was found by Cheapflights users on 10/22. 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 12/712:48 pm -
2 stops34h 57m
Mon 12/141:20 pm -
2 stops41h 39m
Deal found 10/22![United Airlines logo]()
$825
Last-minute flights from Idaho to SpainDiscover last-minute flight deals from Idaho to Spain. Data last updated October 26, 2026 and is based on user searches.
Discover last-minute flight deals from Idaho to Spain. Data last updated October 26, 2026 and is based on user searches.
This Justfly.com deal was found by Cheapflights users on 10/22. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/27:00 pm -
2 stops29h 00m
Tue 11/107:25 am -
2 stops18h 38m
Deal found 10/22![Multiple Airlines logo]()
$859
This United Airlines deal was found by Cheapflights users on 10/22. 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 11/62:34 pm -
2 stops58h 26m
Thu 12/310:30 am -
2 stops35h 34m
Deal found 10/22![United Airlines logo]()
$856
This United Airlines deal was found by Cheapflights users on 10/25. 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 11/62:34 pm -
2 stops58h 26m
Fri 12/410:30 am -
2 stops35h 34m
Deal found 10/25![United Airlines logo]()
$862
This Air Canada deal was found by Cheapflights users on 10/22. 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.
Sat 11/712:31 pm -
2 stops37h 04m
Wed 11/181:35 pm -
2 stops29h 56m
Deal found 10/22![Multiple Airlines logo]()
$823
This United Airlines deal was found by Cheapflights users on 10/22. 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 11/75:44 pm -
2 stops31h 16m
Wed 11/183:10 pm -
1 stop15h 41m
Deal found 10/22![United Airlines logo]()
$844
This United Airlines deal was found by Cheapflights users on 10/22. 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 11/72:34 pm -
2 stops48h 31m
Thu 12/36:50 am -
2 stops37h 43m
Deal found 10/22![United Airlines logo]()
$850
This United Airlines deal was found by Cheapflights users on 10/22. 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 11/82:34 pm -
2 stops24h 31m
Thu 12/36:50 am -
2 stops37h 43m
Deal found 10/22![United Airlines logo]()
$845
This United Airlines deal was found by Cheapflights users on 10/25. 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 11/82:34 pm -
2 stops24h 31m
Fri 12/41:35 pm -
2 stops32h 29m
Deal found 10/25![United Airlines logo]()
$851
This United Airlines deal was found by Cheapflights users on 10/22. 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 11/82:34 pm -
2 stops24h 31m
Wed 12/211:50 am -
2 stops56h 43m
Deal found 10/22![United Airlines logo]()
$857
This United Airlines deal was found by Cheapflights users on 10/22. 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 11/1112:31 pm -
1 stop16h 44m
Thu 11/266:50 am -
2 stops38h 55m
Deal found 10/22![United Airlines logo]()
$843
This KLM deal was found by Cheapflights users on 10/24. 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.
Wed 11/1812:13 pm -
2 stops17h 27m
Thu 11/268:30 pm -
2 stops28h 49m
Deal found 10/24![KLM logo]()
$842
This Delta deal was found by Cheapflights users on 10/22. 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 11/1812:13 pm -
2 stops19h 52m
Thu 11/269:20 am -
2 stops34h 13m
Deal found 10/22![Delta logo]()
$846
One-way flights from Idaho to SpainSearch for one-way flight options from Idaho to Spain. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.
Search for one-way flight options from Idaho to Spain. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/22. 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.
Thu 11/122:49 pm -
3 stops45h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Multiple Airlines logo]()
$336
This Kiwi.com deal was found by Cheapflights users on 10/24. 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.
Sat 11/1410:13 am -
3 stops39h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Multiple Airlines logo]()
$369
This Kiwi.com deal was found by Cheapflights users on 10/21. 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.
Tue 11/107:30 pm -
3 stops44h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Multiple Airlines logo]()
$377
This Delta deal was found by Cheapflights users on 10/23. 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 2/63:22 pm -
2 stops31h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Delta logo]()
$381
This Kiwi.com deal was found by Cheapflights users on 10/23. 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.
Sat 2/67:00 am -
3 stops53h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Multiple Airlines logo]()
$393
This Expedia deal was found by Cheapflights users on 10/23. 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.
Sat 2/67:00 am -
1 stop18h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Iberia logo]()
$413
This Kiwi.com deal was found by Cheapflights users on 10/24. 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.
Sun 11/156:37 am -
3 stops32h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Multiple Airlines logo]()
$431
This Kiwi.com deal was found by Cheapflights users on 10/25. 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.
Tue 1/197:00 am -
3 stops53h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Multiple Airlines logo]()
$473
This Expedia deal was found by Cheapflights users on 10/25. 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 1/127:00 am -
2 stops26h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Iberia logo]()
$542
This KLM deal was found by Cheapflights users on 10/23. 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 1/127:15 am -
2 stops28h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![KLM logo]()
$545
This American Airlines deal was found by Cheapflights users on 10/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/127:00 am -
2 stops26h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![American Airlines logo]()
$558
This American Airlines deal was found by Cheapflights users on 10/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/107:00 am -
1 stop17h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![American Airlines logo]()
$569
Find flight deals from Idaho to Spain
Keep the following information in mind while searching for Idaho to Spain flight deals. Data was last updated October 26, 2026.
Round-trip from | $722 (Air France) |
|---|---|
One-way from | $336 (Kiwi.com) |
Popular in | June |
Cheapest in | February |
Average price | $940 |
Cheapflights Fare Finder
Customize your flight search to find flights from Idaho 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, Cheapflights users made 7,457,451 searches. Data last updated October 26, 2026.
Use the filters below to find and compare flights from Idaho to Spain that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BoiseMadrid
BOI Boise Air Term. Gowen Fld - MAD Madrid Barajas
BOIMAD
Boise Air Term. Gowen Fld
Thu 11/12
2:49 pm-8:20 pm
3 stops45h 31m
Madrid Barajas
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$336
BoiseBarcelona
BOI Boise Air Term. Gowen Fld - BCN Barcelona-El Prat
BOIBCN
Boise Air Term. Gowen Fld
Tue 11/10
7:30 pm-11:45 pm
3 stops44h 15m
Barcelona-El Prat
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$377
BoiseSeville
BOI Boise Air Term. Gowen Fld - SVQ Sevilla
BOISVQ
Boise Air Term. Gowen Fld
Tue 1/19
7:00 am-8:05 pm
3 stops53h 05m
Sevilla
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$473
BoiseSeville
BOI Boise Air Term. Gowen Fld - SVQ Sevilla
BOISVQ
Boise Air Term. Gowen Fld
Tue 1/12
7:00 am-5:05 pm
2 stops26h 05m
Sevilla
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$542
BoiseSeville
BOI Boise Air Term. Gowen Fld - SVQ Sevilla
BOISVQ
Boise Air Term. Gowen Fld
Tue 1/12
7:15 am-7:25 pm
2 stops28h 10m
Sevilla
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$545
BoiseSeville
BOI Boise Air Term. Gowen Fld - SVQ Sevilla
BOISVQ
Boise Air Term. Gowen Fld
Tue 1/19
1:15 pm-10:00 am
2 stops36h 45m
Sevilla
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$545
BoiseBarcelona
BOI Boise Air Term. Gowen Fld - BCN Barcelona-El Prat
BOIBCN
Boise Air Term. Gowen Fld
Tue 11/10
7:00 am-8:50 am
1 stop17h 50m
Barcelona-El Prat
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$569
BoiseMadrid
BOI Boise Air Term. Gowen Fld - MAD Madrid Barajas
BOIMAD
Boise Air Term. Gowen Fld
Sun 11/15
6:00 am-9:45 am
2 stops19h 45m
Madrid Barajas
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$596
Quickest round-trip
BoiseMadrid
BOI Boise Air Term. Gowen Fld - MAD Madrid Barajas
BOIMAD
Boise Air Term. Gowen Fld
Tue 11/17
7:00 am-6:10 am
1 stop15h 10m
Madrid Barajas
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$596
BoiseMadrid
BOI Boise Air Term. Gowen Fld - MAD Madrid Barajas
BOIMAD
Boise Air Term. Gowen Fld
Sun 11/22
11:10 pm-9:45 am
1 stop26h 35m
Madrid Barajas
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$599
Showing 1-10 of 49 resultsSorted by cheapest first
Best time to book a flight from Idaho to Spain
Have a flexible travel schedule? Discover the best time to fly to Spain from Idaho with our price prediction graph.
BOI-MAD
BOI-BCN
BOI-BIO
SUN-BCN
BOI-SVQ
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 Spain
USID-ES0
BOI-MAD
BOI-BCN
BOI-BIO
SUN-BCN
What is the cheapest month to book a flight from Idaho to Spain?
Currently, February is the cheapest month in which you can book a flight from Idaho to Spain (average of $539). Flying from Idaho to Spain in June is currently the most expensive (average of $1,433). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Related info for your journey
Find useful and relevant information for your journey from Idaho to Spain. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Return Flight Options
Top destinations
Top regions
Alternative routes for Idaho to Spain
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Spain by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Idaho to Spain by cabin class
Find flights from Idaho to Spain, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Idaho and Spain flights
Browse other Idaho and Spain flight options. Last updated on October 26, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Spain
Find the right flight back to Idaho after your stay in Spain
Idaho to Spain flights
Consider these flights traveling from Idaho to Spain.
Fly to Spain regions
Consider these flights traveling to Spain regions.
Top 4 airlines flying from Idaho to Spain
Discover the top 4 airlines that operate flights from Idaho to Spain. 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 7,457,451 searches. Data last updated October 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$483 | Average$976 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$489 | Average$969 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$498 | Average$789 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$528 | Average$936 | FlexibilityNo cancel fee | On-timeN/A |