$352+ 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 12/30. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — MAD
Oct 13 — Oct 201
Round-trip
1 adult, Economy
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Find cheap flights from Idaho to Spain with Cheapflights
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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 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 September 13, 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 September 13, 2026.
This Flighttix deal was found by Cheapflights users on 9/12. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/112:31 pm -
2 stops35h 29m
Tue 11/171:25 pm -
2 stops40h 07m
Deal found 9/12![Air Canada logo]()
$574
This Flysmarter deal was found by Cheapflights users on 9/9. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:05 pm -
2 stops28h 55m
Wed 10/73:15 pm -
2 stops26h 19m
Deal found 9/9![Air Canada logo]()
$581
This Expedia deal was found by Cheapflights users on 9/8. 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 12/87:00 am -
1 stop15h 10m
Mon 12/1412:55 am -
1 stop20h 56m
Deal found 9/8![Iberia logo]()
$582
This Air Canada deal was found by Cheapflights users on 9/13. 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 9/13![Multiple Airlines logo]()
$584
This American Airlines deal was found by Cheapflights users on 9/9. 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 9/213:21 pm -
2 stops17h 04m
Wed 10/710:45 am -
1 stop19h 54m
Deal found 9/9![American Airlines logo]()
$585
This Flysmarter deal was found by Cheapflights users on 9/9. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:02 am -
1 stop19h 08m
Wed 10/710:45 am -
1 stop19h 54m
Deal found 9/9![Iberia logo]()
$586
This American Airlines deal was found by Cheapflights users on 9/12. 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.
Sun 11/12:41 pm -
1 stop33h 24m
Tue 11/1710:55 am -
2 stops19h 47m
Deal found 9/12![American Airlines logo]()
$590
This American Airlines deal was found by Cheapflights users on 9/11. 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 11/22:41 pm -
2 stops33h 49m
Wed 11/111:35 pm -
2 stops29h 50m
Deal found 9/11![American Airlines logo]()
$592
This American Airlines deal was found by Cheapflights users on 9/9. 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 9/221:52 pm -
2 stops17h 48m
Tue 10/612:20 pm -
2 stops19h 39m
Deal found 9/9![Multiple Airlines logo]()
$597
This United Airlines deal was found by Cheapflights users on 9/11. 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 11/1810:30 am -
2 stops20h 29m
Deal found 9/11![United Airlines logo]()
$600
This Delta deal was found by Cheapflights users on 9/11. 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 11/175:00 am -
2 stops18h 40m
Thu 12/310:50 am -
2 stops32h 50m
Deal found 9/11![Delta logo]()
$600
This Delta deal was found by Cheapflights users on 9/13. 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.
Sun 10/1111:10 pm -
1 stop29h 40m
Wed 10/211:20 pm -
1 stop16h 48m
Deal found 9/13![Delta logo]()
$601
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 September 13, 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 September 13, 2026.
This American Airlines deal was found by Cheapflights users on 9/11. 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 11/22:41 pm -
2 stops33h 49m
Wed 11/111:35 pm -
2 stops29h 50m
Deal found 9/11![American Airlines logo]()
$592
This United Airlines deal was found by Cheapflights users on 9/12. 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 11/263:10 pm -
1 stop28h 21m
Deal found 9/12![United Airlines logo]()
$602
This Finnair deal was found by Cheapflights users on 9/8. 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 10/207:00 am -
1 stop23h 25m
Tue 10/274:30 pm -
2 stops28h 21m
Deal found 9/8![Multiple Airlines logo]()
$604
This Delta deal was found by Cheapflights users on 9/11. 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 10/35:20 pm -
2 stops29h 00m
Tue 10/132:35 pm -
2 stops27h 19m
Deal found 9/11![Delta logo]()
$604
This Alaska Airlines deal was found by Cheapflights users on 9/13. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/86:03 am -
2 stops29h 47m
Thu 11/129:00 am -
2 stops35h 30m
Deal found 9/13![Alaska Airlines logo]()
$774
This Ovago deal was found by Cheapflights users on 9/10. 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.
Sun 10/256:20 am -
2 stops50h 10m
Sun 11/17:20 pm -
2 stops36h 13m
Deal found 9/10![SWISS logo]()
$901
This Iberia deal was found by Cheapflights users on 9/12. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/16:00 am -
1 stop18h 20m
Fri 2/512:55 pm -
1 stop19h 17m
Deal found 9/12![Iberia logo]()
$1,055
This United Airlines deal was found by Cheapflights users on 9/12. 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 10/115:00 am -
2 stops20h 20m
Wed 10/214:05 pm -
1 stop15h 54m
Deal found 9/12![United Airlines logo]()
$603
This Delta deal was found by Cheapflights users on 9/11. 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 11/185:15 am -
2 stops22h 15m
Thu 11/266:50 am -
2 stops18h 10m
Deal found 9/11![Delta logo]()
$627
This Finnair deal was found by Cheapflights users on 9/9. 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 12/16:44 am -
2 stops22h 26m
Mon 12/78:00 am -
2 stops46h 42m
Deal found 9/9![Multiple Airlines logo]()
$628
This United Airlines deal was found by Cheapflights users on 9/11. 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 9/285:30 pm -
2 stops29h 20m
Fri 10/1611:15 am -
2 stops34h 23m
Deal found 9/11![United Airlines logo]()
$614
This Delta deal was found by Cheapflights users on 9/13. 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 11/183:00 pm -
2 stops17h 05m
Tue 12/812:20 pm -
1 stop33h 24m
Deal found 9/13![Delta logo]()
$636
This KLM deal was found by Cheapflights users on 9/9. 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 11/97:25 am -
2 stops17h 15m
Mon 11/238:20 pm -
2 stops28h 03m
Deal found 9/9![Multiple Airlines logo]()
$667
This United Airlines deal was found by Cheapflights users on 9/10. 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 9/292:20 pm -
2 stops25h 05m
Tue 10/1311:55 am -
2 stops29h 39m
Deal found 9/10![United Airlines logo]()
$631
This Alaska Airlines deal was found by Cheapflights users on 9/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/11:38 pm -
2 stops23h 32m
Fri 2/57:40 am -
2 stops25h 17m
Deal found 9/11![Alaska Airlines logo]()
$774
This Delta deal was found by Cheapflights users on 9/10. 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.
Sun 10/1111:10 pm -
1 stop29h 40m
Wed 10/211:20 pm -
1 stop16h 48m
Deal found 9/10![Delta logo]()
$641
This Air France deal was found by Cheapflights users on 9/13. 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 2/241:00 pm -
2 stops19h 20m
Sun 3/78:20 pm -
2 stops32h 07m
Deal found 9/13![Multiple Airlines logo]()
$683
This United Airlines deal was found by Cheapflights users on 9/12. 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 11/25:44 pm -
2 stops30h 16m
Tue 11/106:05 am -
2 stops35h 47m
Deal found 9/12![United Airlines logo]()
$641
This Delta deal was found by Cheapflights users on 9/13. 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 11/31:00 pm -
2 stops19h 00m
Wed 11/1110:05 am -
2 stops17h 52m
Deal found 9/13![Delta logo]()
$641
This United deal was found by Cheapflights users on 9/12. 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.
Tue 10/1310:30 am -
2 stops28h 35m
Tue 10/276:45 am -
3 stops40h 57m
Deal found 9/12![Multiple Airlines logo]()
$701
This Expedia deal was found by Cheapflights users on 9/11. 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.
Fri 10/1612:42 pm -
2 stops24h 28m
Tue 10/277:40 am -
2 stops24h 15m
Deal found 9/11![Alaska Airlines logo]()
$856
This United Airlines deal was found by Cheapflights users on 9/13. 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 11/247:10 pm -
2 stops29h 50m
Sun 12/610:30 am -
2 stops36h 20m
Deal found 9/13![United Airlines logo]()
$650
This Delta deal was found by Cheapflights users on 9/10. 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 1/157:00 am -
2 stops19h 45m
Wed 1/209:20 am -
2 stops23h 22m
Deal found 9/10![Delta logo]()
$659
This United Airlines deal was found by Cheapflights users on 9/9. 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 12/14:24 pm -
2 stops32h 36m
Mon 12/711:00 am -
3 stops36h 06m
Deal found 9/9![United Airlines logo]()
$650
This Delta deal was found by Cheapflights users on 9/10. 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 1/147:20 pm -
2 stops27h 00m
Wed 1/209:20 am -
2 stops32h 22m
Deal found 9/10![Delta logo]()
$659
This American Airlines deal was found by Cheapflights users on 9/11. 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.
Wed 11/251:22 pm -
1 stop32h 48m
Mon 11/3012:55 am -
1 stop19h 47m
Deal found 9/11![American Airlines logo]()
$1,080
This American Airlines deal was found by Cheapflights users on 9/12. 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 10/136:00 am -
1 stop19h 10m
Fri 10/2312:20 pm -
2 stops19h 13m
Deal found 9/12![Multiple Airlines logo]()
$741
This United Airlines deal was found by Cheapflights users on 9/13. 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 11/245:00 am -
2 stops20h 35m
Mon 12/71:35 pm -
2 stops28h 24m
Deal found 9/13![United Airlines logo]()
$652
This Delta deal was found by Cheapflights users on 9/13. 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 11/285:00 am -
2 stops26h 35m
Wed 12/94:10 pm -
2 stops33h 47m
Deal found 9/13![Delta logo]()
$678
This United deal was found by Cheapflights users on 9/9. 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 11/235:00 am -
2 stops25h 25m
Tue 12/15:10 pm -
2 stops36h 59m
Deal found 9/9![Multiple Airlines logo]()
$760
Last-minute flights from Idaho to SpainDiscover last-minute flight deals from Idaho to Spain. Data last updated September 13, 2026 and is based on user searches.
Discover last-minute flight deals from Idaho to Spain. Data last updated September 13, 2026 and is based on user searches.
This Flysmarter deal was found by Cheapflights users on 9/9. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:05 pm -
2 stops28h 55m
Wed 10/73:15 pm -
2 stops26h 19m
Deal found 9/9![Air Canada logo]()
$581
This American Airlines deal was found by Cheapflights users on 9/9. 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 9/213:21 pm -
2 stops17h 04m
Wed 10/710:45 am -
1 stop19h 54m
Deal found 9/9![American Airlines logo]()
$585
This Flysmarter deal was found by Cheapflights users on 9/9. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:02 am -
1 stop19h 08m
Wed 10/710:45 am -
1 stop19h 54m
Deal found 9/9![Iberia logo]()
$586
This American Airlines deal was found by Cheapflights users on 9/9. 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 9/221:52 pm -
2 stops17h 48m
Tue 10/612:20 pm -
2 stops19h 39m
Deal found 9/9![Multiple Airlines logo]()
$597
This Delta deal was found by Cheapflights users on 9/11. 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 9/286:44 pm -
2 stops27h 36m
Thu 10/152:35 pm -
2 stops27h 19m
Deal found 9/11![Delta logo]()
$604
This United Airlines deal was found by Cheapflights users on 9/11. 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 9/285:30 pm -
2 stops29h 20m
Fri 10/1611:15 am -
2 stops34h 23m
Deal found 9/11![United Airlines logo]()
$614
This United Airlines deal was found by Cheapflights users on 9/11. 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 9/295:00 am -
2 stops17h 50m
Fri 10/1611:15 am -
2 stops30h 18m
Deal found 9/11![United Airlines logo]()
$608
This United Airlines deal was found by Cheapflights users on 9/11. 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 9/292:20 pm -
2 stops25h 05m
Tue 10/137:15 am -
2 stops24h 44m
Deal found 9/11![United Airlines logo]()
$626
This United Airlines deal was found by Cheapflights users on 9/13. 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 10/65:00 am -
2 stops19h 50m
Wed 10/1410:50 am -
2 stops30h 44m
Deal found 9/13![United Airlines logo]()
$612
This Delta deal was found by Cheapflights users on 9/13. 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.
Sun 10/1111:10 pm -
1 stop29h 40m
Wed 10/211:20 pm -
1 stop16h 48m
Deal found 9/13![Delta logo]()
$601
This United Airlines deal was found by Cheapflights users on 9/12. 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 10/115:00 am -
2 stops20h 20m
Wed 10/214:05 pm -
1 stop15h 54m
Deal found 9/12![United Airlines logo]()
$603
This Justfly.com deal was found by Cheapflights users on 9/11. 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.
Sun 10/115:00 am -
2 stops19h 00m
Wed 10/211:15 pm -
2 stops28h 19m
Deal found 9/11![Air Canada logo]()
$607
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 September 13, 2026.
Search for one-way flight options from Idaho to Spain. Find affordable one-way fares based on user searches. Data last updated September 13, 2026.
This Delta deal was found by Cheapflights users on 9/13. 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 12/3011:53 am -
2 stops40h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Delta logo]()
$352
This Delta deal was found by Cheapflights users on 9/12. 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 12/2911:52 pm -
2 stops39h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Delta logo]()
$355
This Finnair deal was found by Cheapflights users on 9/12. 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 12/286:07 am -
2 stops33h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Multiple Airlines logo]()
$371
This American Airlines deal was found by Cheapflights users on 9/9. 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 12/111:24 pm -
2 stops19h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![American Airlines logo]()
$394
This Delta deal was found by Cheapflights users on 9/13. 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 12/312:10 pm -
2 stops19h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Delta logo]()
$401
This Expedia deal was found by Cheapflights users on 9/12. 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.
Thu 12/316:30 am -
2 stops26h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Iberia logo]()
$407
This American Airlines deal was found by Cheapflights users on 9/11. 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 12/3112:21 pm -
2 stops17h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![American Airlines logo]()
$418
This Priceline deal was found by Cheapflights users on 9/11. 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.
Thu 12/316:30 am -
1 stop15h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Iberia logo]()
$420
This Delta deal was found by Cheapflights users on 9/12. 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 12/286:09 pm -
2 stops38h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Delta logo]()
$424
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 11/108:59 pm -
3 stops38h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Multiple Airlines logo]()
$442
This United Airlines deal was found by Cheapflights users on 9/8. 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 12/2211:42 pm -
2 stops48h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![United Airlines logo]()
$445
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 12/304:56 pm -
3 stops35h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Multiple Airlines logo]()
$446
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 September 13, 2026.
Round-trip from | $574 (Flighttix) |
|---|---|
One-way from | $394 (American Airlines) |
Popular in | June |
Cheapest in | February |
Average price | $839 |
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 September 13, 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
BoiseValencia
BOI Boise Air Term. Gowen Fld - VLC Valencia
BOIVLC
Boise Air Term. Gowen Fld
Wed 12/30
11:53 am-11:55 am
2 stops40h 02m
Valencia
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$352
BoiseValencia
BOI Boise Air Term. Gowen Fld - VLC Valencia
BOIVLC
Boise Air Term. Gowen Fld
Tue 12/29
11:52 pm-11:25 pm
2 stops39h 33m
Valencia
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$355
BoiseValencia
BOI Boise Air Term. Gowen Fld - VLC Valencia
BOIVLC
Boise Air Term. Gowen Fld
Mon 12/28
6:07 am-12:05 am
2 stops33h 58m
Valencia
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$371
BoiseMálaga
BOI Boise Air Term. Gowen Fld - AGP Malaga
BOIAGP
Boise Air Term. Gowen Fld
Fri 12/11
1:24 pm-4:30 pm
2 stops19h 06m
Malaga
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$394
BoiseValencia
BOI Boise Air Term. Gowen Fld - VLC Valencia
BOIVLC
Boise Air Term. Gowen Fld
Wed 12/30
4:56 pm-12:05 pm
3 stops35h 09m
Valencia
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$446
BoiseBarcelona
BOI Boise Air Term. Gowen Fld - BCN Barcelona-El Prat
BOIBCN
Boise Air Term. Gowen Fld
Tue 11/10
6:37 am-1:10 pm
2 stops22h 33m
Barcelona-El Prat
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$460
SpokaneBarcelona
GEG Spokane - BCN Barcelona-El Prat
GEGBCN
Spokane
Wed 10/28
4:41 pm-6:30 pm
2 stops17h 49m
Barcelona-El Prat
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$460
BoiseBarcelona
BOI Boise Air Term. Gowen Fld - BCN Barcelona-El Prat
BOIBCN
Boise Air Term. Gowen Fld
Tue 10/13
3:24 pm-6:40 pm
2 stops19h 16m
Barcelona-El Prat
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$461
BoiseBarcelona
BOI Boise Air Term. Gowen Fld - BCN Barcelona-El Prat
BOIBCN
Boise Air Term. Gowen Fld
Tue 10/13
6:45 am-11:10 am
1 stop20h 25m
Barcelona-El Prat
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$463
Quickest round-trip
BoiseBarcelona
BOI Boise Air Term. Gowen Fld - BCN Barcelona-El Prat
BOIBCN
Boise Air Term. Gowen Fld
Mon 10/12
12:14 pm-10:10 am
1 stop13h 56m
Barcelona-El Prat
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$463
Showing 1-10 of 60 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
GEG-BCN
GEG-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 Spain
USID-ES0
BOI-MAD
BOI-BCN
BOI-BIO
GEG-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 $504). 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
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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 September 13, 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 5 airlines flying from Idaho to Spain
Discover the top 5 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 September 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$483 | Average$1,002 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$489 | Average$969 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$498 | Average$782 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$528 | Average$891 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$856 | Average$865 | FlexibilityNo cancel fee | On-time67% |