$480+ Cheap flights from Barcelona-El Prat (BCN) to Idaho
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.
BCN — BOI
Mar 5 — Mar 121
1 adult, Economy
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Find cheap flights from Barcelona-El Prat to Idaho 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 Barcelona-El Prat to IdahoExplore the most affordable flight options available from Barcelona-El Prat to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 3, 2026.
Explore the most affordable flight options available from Barcelona-El Prat to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 3, 2026.
This lol.travel 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/1910:40 am
BCN
- BOI
1 stop19h 42m
Finnair
Mon 2/237:00 am
BOI
- BCN
1 stop17h 50m
Finnair
Deal found 2/1![Finnair logo]()
$868
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.
Thu 2/196:50 am
BCN
- IDA
2 stops34h 58m
United Airlines
Mon 2/235:33 pm
IDA
- BCN
2 stops31h 27m
United Airlines
Deal found 2/3![United Airlines logo]()
$894
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 2/186:50 am
BCN
- GEG
2 stops23h 27m
United Airlines
Sun 2/224:02 pm
GEG
- BCN
2 stops55h 18m
United Airlines
Deal found 2/2![United Airlines logo]()
$894
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/199:55 am
BCN
- BOI
2 stops19h 16m
United Airlines
Mon 2/235:24 pm
BOI
- BCN
2 stops30h 56m
United Airlines
Deal found 2/1![United Airlines logo]()
$895
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.
Sun 3/15:50 am
BCN
- GEG
2 stops24h 27m
Lufthansa
Mon 3/91:37 pm
GEG
- BCN
2 stops25h 28m
Lufthansa
Deal found 2/2![Lufthansa logo]()
$902
This KLM 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/196:00 am
BCN
- BOI
2 stops20h 22m
KLM
Mon 2/231:43 pm
BOI
- BCN
1 stop34h 57m
KLM
Deal found 2/1![KLM logo]()
$905
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/1910:40 am
BCN
- IDA
1 stop35h 08m
American Airlines
Mon 2/232:18 pm
IDA
- BCN
1 stop34h 32m
American Airlines
Deal found 2/3![American Airlines logo]()
$905
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.
Wed 2/186:00 am
BCN
- GEG
2 stops17h 58m
KLM
Sun 2/2212:48 pm
GEG
- BCN
1 stop34h 52m
KLM
Deal found 2/2![KLM logo]()
$905
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/1810:40 am
BCN
- GEG
1 stop19h 32m
American Airlines
Sun 2/226:00 am
GEG
- BCN
1 stop17h 50m
American Airlines
Deal found 2/2![American Airlines logo]()
$924
This Condor 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 Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/148:00 am
BCN
- BOI
2 stops23h 59m
Multiple Airlines
Sat 9/51:29 pm
BOI
- BCN
2 stops24h 41m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$937
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/171:00 pm
BCN
- IDA
2 stops41h 21m
Delta
Sat 2/211:10 pm
IDA
- BCN
2 stops38h 00m
Delta
Deal found 2/1![Delta logo]()
$942
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/112:30 pm
BCN
- GEG
2 stops19h 44m
American Airlines
Mon 3/96:00 am
GEG
- BCN
1 stop17h 50m
American Airlines
Deal found 2/2![American Airlines logo]()
$948
Best flights from Barcelona-El Prat to IdahoDiscover carefully curated flight deals from Barcelona-El Prat to Idaho that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 3, 2026.
Discover carefully curated flight deals from Barcelona-El Prat to Idaho that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 3, 2026.
This lol.travel 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/1910:40 am
BCN
- BOI
1 stop19h 42m
Finnair
Mon 2/237:00 am
BOI
- BCN
1 stop17h 50m
Finnair
Deal found 2/1![Finnair logo]()
$868
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.
Thu 2/196:50 am
BCN
- IDA
2 stops34h 58m
United Airlines
Mon 2/235:33 pm
IDA
- BCN
2 stops31h 27m
United Airlines
Deal found 2/3![United Airlines logo]()
$894
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.
Sun 3/15:50 am
BCN
- GEG
2 stops24h 27m
Lufthansa
Mon 3/91:37 pm
GEG
- BCN
2 stops25h 28m
Lufthansa
Deal found 2/2![Lufthansa logo]()
$902
This KLM 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/196:00 am
BCN
- BOI
2 stops20h 22m
KLM
Mon 2/231:43 pm
BOI
- BCN
1 stop34h 57m
KLM
Deal found 2/1![KLM logo]()
$905
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/1910:40 am
BCN
- IDA
1 stop35h 08m
American Airlines
Mon 2/232:18 pm
IDA
- BCN
1 stop34h 32m
American Airlines
Deal found 2/3![American Airlines logo]()
$905
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/171:00 pm
BCN
- IDA
2 stops41h 21m
Delta
Sat 2/211:10 pm
IDA
- BCN
2 stops38h 00m
Delta
Deal found 2/1![Delta logo]()
$942
This Iberia 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/110:40 am
BCN
- GEG
1 stop19h 32m
Iberia
Mon 3/96:00 am
GEG
- BCN
1 stop17h 50m
Iberia
Deal found 2/2![Iberia logo]()
$958
This Trip.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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/206:50 am
BCN
- IDA
2 stops23h 02m
Multiple Airlines
Fri 3/276:00 am
IDA
- BCN
2 stops30h 50m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$1,225
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 2/186:50 am
BCN
- GEG
2 stops23h 27m
United Airlines
Sun 2/224:02 pm
GEG
- BCN
2 stops55h 18m
United Airlines
Deal found 2/2![United Airlines logo]()
$894
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.
Wed 2/186:00 am
BCN
- GEG
2 stops17h 58m
KLM
Sun 2/2212:48 pm
GEG
- BCN
1 stop34h 52m
KLM
Deal found 2/2![KLM logo]()
$905
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/1810:40 am
BCN
- GEG
1 stop19h 32m
American Airlines
Sun 2/226:00 am
GEG
- BCN
1 stop17h 50m
American Airlines
Deal found 2/2![American Airlines logo]()
$924
This Lufthansa deal was found by Cheapflights users on 1/31. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/186:45 am
BCN
- BOI
2 stops21h 44m
Lufthansa
Wed 3/252:40 pm
BOI
- BCN
2 stops17h 05m
Lufthansa
Deal found 1/31![Lufthansa logo]()
$959
This Delta deal was found by Cheapflights users on 1/31. 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 3/189:45 am
BCN
- BOI
1 stop19h 40m
Delta
Wed 3/2510:35 am
BOI
- BCN
2 stops21h 25m
Delta
Deal found 1/31![Delta logo]()
$963
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/199:55 am
BCN
- BOI
2 stops19h 16m
United Airlines
Mon 2/235:24 pm
BOI
- BCN
2 stops30h 56m
United Airlines
Deal found 2/1![United Airlines logo]()
$895
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/112:30 pm
BCN
- GEG
2 stops19h 44m
American Airlines
Mon 3/96:00 am
GEG
- BCN
1 stop17h 50m
American Airlines
Deal found 2/2![American Airlines logo]()
$948
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.
Thu 4/166:40 am
BCN
- BOI
2 stops23h 23m
United Airlines
Sun 4/196:15 am
BOI
- BCN
2 stops18h 45m
United Airlines
Deal found 2/2![United Airlines logo]()
$954
This United Airlines deal was found by Cheapflights users on 1/31. 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 4/1510:15 am
BCN
- BOI
2 stops19h 07m
United Airlines
Sun 4/198:20 am
BOI
- BCN
1 stop20h 55m
United Airlines
Deal found 1/31![United Airlines logo]()
$955
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/1710:40 am
BCN
- IDA
2 stops20h 44m
American Airlines
Sat 2/212:18 pm
IDA
- BCN
1 stop34h 32m
American Airlines
Deal found 2/1![American Airlines logo]()
$1,178
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/2011:30 am
BCN
- IDA
2 stops18h 54m
American Airlines
Fri 3/272:18 pm
IDA
- BCN
1 stop33h 17m
American Airlines
Deal found 2/3![American Airlines logo]()
$1,492
This Scandinavian 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/197:10 pm
BCN
- IDA
3 stops35h 11m
Multiple Airlines
Mon 2/235:25 am
IDA
- BCN
3 stops28h 55m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$2,502
This Scandinavian Airlines 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/177:10 pm
BCN
- IDA
3 stops49h 12m
Multiple Airlines
Sat 2/215:25 am
IDA
- BCN
3 stops28h 55m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$2,702
Last-minute flights from Barcelona-El Prat to IdahoDiscover last-minute flight deals from Barcelona-El Prat to Idaho. Data last updated February 3, 2026 and is based on user searches.
Discover last-minute flight deals from Barcelona-El Prat to Idaho. Data last updated February 3, 2026 and is based on user searches.
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/171:00 pm
BCN
- IDA
2 stops41h 21m
Delta
Sat 2/211:10 pm
IDA
- BCN
2 stops38h 00m
Delta
Deal found 2/1![Delta logo]()
$942
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 2/186:50 am
BCN
- GEG
2 stops23h 27m
United Airlines
Sun 2/224:02 pm
GEG
- BCN
2 stops55h 18m
United Airlines
Deal found 2/2![United Airlines logo]()
$894
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.
Wed 2/186:00 am
BCN
- GEG
2 stops17h 58m
KLM
Sun 2/2212:48 pm
GEG
- BCN
1 stop34h 52m
KLM
Deal found 2/2![KLM logo]()
$905
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/1810:40 am
BCN
- GEG
1 stop19h 32m
American Airlines
Sun 2/226:00 am
GEG
- BCN
1 stop17h 50m
American Airlines
Deal found 2/2![American Airlines logo]()
$924
This lol.travel 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/1910:40 am
BCN
- BOI
1 stop19h 42m
Finnair
Mon 2/237:00 am
BOI
- BCN
1 stop17h 50m
Finnair
Deal found 2/1![Finnair logo]()
$868
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.
Thu 2/196:50 am
BCN
- IDA
2 stops34h 58m
United Airlines
Mon 2/235:33 pm
IDA
- BCN
2 stops31h 27m
United Airlines
Deal found 2/3![United Airlines logo]()
$894
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/199:55 am
BCN
- BOI
2 stops19h 16m
United Airlines
Mon 2/235:24 pm
BOI
- BCN
2 stops30h 56m
United Airlines
Deal found 2/1![United Airlines logo]()
$895
This KLM 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/196:00 am
BCN
- BOI
2 stops20h 22m
KLM
Mon 2/231:43 pm
BOI
- BCN
1 stop34h 57m
KLM
Deal found 2/1![KLM logo]()
$905
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/1910:40 am
BCN
- IDA
1 stop35h 08m
American Airlines
Mon 2/232:18 pm
IDA
- BCN
1 stop34h 32m
American Airlines
Deal found 2/3![American Airlines logo]()
$905
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.
Sun 3/15:50 am
BCN
- GEG
2 stops24h 27m
Lufthansa
Mon 3/91:37 pm
GEG
- BCN
2 stops25h 28m
Lufthansa
Deal found 2/2![Lufthansa logo]()
$902
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/112:30 pm
BCN
- GEG
2 stops19h 44m
American Airlines
Mon 3/96:00 am
GEG
- BCN
1 stop17h 50m
American Airlines
Deal found 2/2![American Airlines logo]()
$948
This Iberia 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/110:40 am
BCN
- GEG
1 stop19h 32m
Iberia
Mon 3/96:00 am
GEG
- BCN
1 stop17h 50m
Iberia
Deal found 2/2![Iberia logo]()
$958
One-way flights from Barcelona-El Prat to IdahoSearch for one-way flight options from Barcelona-El Prat to Idaho. Find affordable one-way fares based on user searches. Data last updated February 3, 2026.
Search for one-way flight options from Barcelona-El Prat to Idaho. Find affordable one-way fares based on user searches. Data last updated February 3, 2026.
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.
Tue 5/56:00 am
BCN
- GEG
3 stops26h 55m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$480
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.
Fri 5/89:50 pm
BCN
- GEG
3 stops55h 39m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$492
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.
Mon 5/1110:40 pm
BCN
- GEG
3 stops34h 15m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$496
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.
Sun 5/101:45 pm
BCN
- GEG
3 stops43h 10m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$527
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/165:45 am
BCN
- IDA
3 stops41h 46m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$591
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/183:20 pm
BCN
- IDA
3 stops32h 11m
Multiple Airlines
Deal found 2/1![Multiple Airlines logo]()
$597
This Iberia 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2910:45 am
BCN
- GEG
1 stop18h 48m
Iberia
Deal found 2/3![Iberia logo]()
$624
This Iberia 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2110:45 am
BCN
- BOI
1 stop20h 20m
Iberia
Deal found 2/1![Iberia logo]()
$630
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2910:45 am
BCN
- GEG
2 stops21h 25m
American Airlines
Deal found 2/3![American Airlines logo]()
$633
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.
Mon 5/119:20 pm
BCN
- GEG
2 stops28h 35m
Iberia
Deal found 2/2![Iberia logo]()
$643
This Iberia 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/810:45 am
BCN
- GEG
1 stop18h 48m
Iberia
Deal found 2/2![Iberia logo]()
$655
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.
Thu 5/2110:45 am
BCN
- BOI
1 stop19h 52m
Finnair
Deal found 2/3![Finnair logo]()
$656
Find flight deals from Barcelona-El Prat to Idaho
Keep the following information in mind while searching for Barcelona-El Prat to Idaho flight deals. Data was last updated February 3, 2026.
Round-trip from | $868 (lol.travel) |
|---|---|
One-way from | $480 (Kiwi.com) |
Cheapflights Fare Finder
Customize your flight search to find flights from Barcelona-El Prat to Idaho 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 3, 2026.
Use the filters below to find and compare flights from Barcelona-El Prat Airport to Idaho that are best for you.
Fly from
Barcelona-El Prat
Fly to
Idaho
Route
Depart
Return
Price
BarcelonaBoise
BCN - BOI
BCNBOI
Barcelona-El Prat
Thu 2/19
10:40 am-10:22 pm
1 stop19h 42m
Boise Air Term. Gowen Fld
Mon 2/23
7:00 am-8:50 am
1 stop17h 50m
$868
BarcelonaIdaho Falls
BCN - IDA
BCNIDA
Barcelona-El Prat
Thu 2/19
6:50 am-9:48 am
2 stops34h 58m
Idaho Falls Fanning Field
Mon 2/23
5:33 pm-9:00 am
2 stops31h 27m
$894
BarcelonaSpokane
BCN - GEG
BCNGEG
Barcelona-El Prat
Wed 2/18
6:50 am-9:17 pm
2 stops23h 27m
Spokane
Sun 2/22
4:02 pm-8:20 am
2 stops55h 18m
$894
BarcelonaBoise
BCN - BOI
BCNBOI
Barcelona-El Prat
Thu 2/19
9:55 am-9:11 pm
2 stops19h 16m
Boise Air Term. Gowen Fld
Mon 2/23
5:24 pm-8:20 am
2 stops30h 56m
$895
BarcelonaSpokane
BCN - GEG
BCNGEG
Barcelona-El Prat
Sun 3/1
5:50 am-9:17 pm
2 stops24h 27m
Spokane
Mon 3/9
1:37 pm-11:05 pm
2 stops25h 28m
$902
BarcelonaBoise
BCN - BOI
BCNBOI
Barcelona-El Prat
Thu 2/19
6:00 am-6:22 pm
2 stops20h 22m
Boise Air Term. Gowen Fld
Mon 2/23
1:43 pm-8:40 am
1 stop34h 57m
$905
BarcelonaIdaho Falls
BCN - IDA
BCNIDA
Barcelona-El Prat
Thu 2/19
10:40 am-1:48 pm
1 stop35h 08m
Idaho Falls Fanning Field
Mon 2/23
2:18 pm-8:50 am
1 stop34h 32m
$905
BarcelonaSpokane
BCN - GEG
BCNGEG
Barcelona-El Prat
Wed 2/18
6:00 am-2:58 pm
2 stops17h 58m
Spokane
Sun 2/22
12:48 pm-8:40 am
1 stop34h 52m
$905
BarcelonaSpokane
BCN - GEG
BCNGEG
Barcelona-El Prat
Wed 2/18
10:40 am-9:12 pm
1 stop19h 32m
Spokane
Sun 2/22
6:00 am-8:50 am
1 stop17h 50m
$924
BarcelonaIdaho Falls
BCN - IDA
BCNIDA
Barcelona-El Prat
Tue 2/17
1:00 pm-10:21 pm
2 stops41h 21m
Idaho Falls Fanning Field
Sat 2/21
1:10 pm-11:10 am
2 stops38h 00m
$942
Showing 1-10 of 46 results
Best time to book a flight from Barcelona-El Prat to Idaho
Have a flexible travel schedule? Discover the best time to fly to Idaho from Barcelona-El Prat with our price prediction graph.
BCN-BOI
BCN-IDA
BCN-GEG
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 Barcelona-El Prat Airport to Idaho
BCN-USID
BCN-BOI
BCN-IDA
BCN-GEG
No data available for this route at this time. Please check back soon.