$228+ Cheap flights from Sioux Falls (FSD) 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 7/23. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — BOI
Jul 13 — Jul 201
Round-trip
1 adult, Economy
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Cheapest flights from Sioux Falls to IdahoExplore the most affordable flight options available from Sioux Falls to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 13, 2026.
Explore the most affordable flight options available from Sioux Falls to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 13, 2026.
This Delta deal was found by Cheapflights users on 6/11. 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 8/291:26 pm
FSD
- GEG
1 stop7h 58m
Delta
Sat 9/52:05 pm
GEG
- FSD
1 stop6h 46m
Delta
Deal found 6/11![Delta logo]()
$319
This Delta deal was found by Cheapflights users on 6/10. 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 8/208:22 am
FSD
- BOI
1 stop6h 20m
Delta
Sun 8/235:30 am
BOI
- FSD
1 stop6h 08m
Delta
Deal found 6/10![Delta logo]()
$319
This Delta deal was found by Cheapflights users on 6/11. 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.
Thu 9/178:23 am
FSD
- GEG
1 stop6h 30m
Delta
Mon 9/217:46 pm
GEG
- FSD
2 stops12h 33m
Delta
Deal found 6/11![Delta logo]()
$324
This Delta deal was found by Cheapflights users on 6/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/161:05 pm
FSD
- BOI
2 stops11h 53m
Delta
Sat 9/192:50 pm
BOI
- FSD
1 stop7h 01m
Delta
Deal found 6/9![Delta logo]()
$334
This American Airlines deal was found by Cheapflights users on 6/12. 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.
Thu 9/102:10 pm
FSD
- BOI
1 stop8h 53m
American Airlines
Mon 9/146:30 am
BOI
- FSD
1 stop6h 09m
American Airlines
Deal found 6/12![American Airlines logo]()
$344
This American Airlines deal was found by Cheapflights users on 6/9. 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.
Thu 9/1712:56 pm
FSD
- GEG
1 stop9h 29m
American Airlines
Mon 9/211:45 pm
GEG
- FSD
1 stop8h 03m
American Airlines
Deal found 6/9![American Airlines logo]()
$349
This Delta deal was found by Cheapflights users on 6/10. 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 8/288:22 am
FSD
- BOI
2 stops10h 33m
Delta
Sat 9/510:58 am
BOI
- FSD
2 stops7h 31m
Delta
Deal found 6/10![Delta logo]()
$352
This Delta deal was found by Cheapflights users on 6/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/44:26 pm
FSD
- BOI
1 stop5h 46m
Delta
Fri 7/105:30 am
BOI
- FSD
1 stop6h 19m
Delta
Deal found 6/8![Delta logo]()
$354
This American Airlines deal was found by Cheapflights users on 6/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/512:57 pm
FSD
- GEG
1 stop9h 45m
American Airlines
Mon 8/105:20 am
GEG
- FSD
1 stop6h 20m
American Airlines
Deal found 6/10![American Airlines logo]()
$361
This United Airlines deal was found by Cheapflights users on 6/9. 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 7/2811:35 am
FSD
- BOI
2 stops11h 30m
United Airlines
Sat 8/15:46 pm
BOI
- FSD
1 stop5h 07m
United Airlines
Deal found 6/9![United Airlines logo]()
$361
This American Airlines deal was found by Cheapflights users on 6/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/155:34 pm
FSD
- BOI
1 stop6h 47m
American Airlines
Wed 7/221:57 pm
BOI
- FSD
1 stop9h 00m
American Airlines
Deal found 6/10![American Airlines logo]()
$365
This United Airlines deal was found by Cheapflights users on 6/8. 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.
Sat 8/156:00 am
FSD
- JAC
1 stop4h 43m
United Airlines
Tue 8/184:25 pm
JAC
- FSD
1 stop6h 19m
United Airlines
Deal found 6/8![United Airlines logo]()
$382
Best flights from Sioux Falls to IdahoDiscover carefully curated flight deals from Sioux Falls to Idaho that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 13, 2026.
Discover carefully curated flight deals from Sioux Falls to Idaho that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 13, 2026.
This United Airlines deal was found by Cheapflights users on 6/9. 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.
Sat 8/155:05 pm
FSD
- BOI
1 stop6h 35m
United Airlines
Wed 8/195:44 pm
BOI
- FSD
1 stop5h 00m
United Airlines
Deal found 6/9![United Airlines logo]()
$319
This Delta deal was found by Cheapflights users on 6/13. 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 9/178:23 am
FSD
- GEG
1 stop6h 30m
Delta
Mon 9/217:46 pm
GEG
- FSD
2 stops12h 33m
Delta
Deal found 6/13![Delta logo]()
$324
This American Airlines deal was found by Cheapflights users on 6/12. 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.
Sat 8/2912:57 pm
FSD
- GEG
1 stop9h 45m
American Airlines
Sat 9/55:20 am
GEG
- FSD
2 stops10h 16m
American Airlines
Deal found 6/12![American Airlines logo]()
$324
This Delta deal was found by Cheapflights users on 6/11. 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 9/161:05 pm
FSD
- BOI
2 stops11h 53m
Delta
Sat 9/192:50 pm
BOI
- FSD
1 stop7h 01m
Delta
Deal found 6/11![Delta logo]()
$324
This United Airlines deal was found by Cheapflights users on 6/9. 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.
Thu 11/126:00 am
FSD
- BOI
1 stop4h 43m
United Airlines
Tue 11/175:22 pm
BOI
- FSD
1 stop4h 34m
United Airlines
Deal found 6/9![United Airlines logo]()
$329
This American Airlines deal was found by Cheapflights users on 6/11. 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 9/1712:56 pm
FSD
- GEG
1 stop9h 29m
American Airlines
Mon 9/211:45 pm
GEG
- FSD
1 stop8h 03m
American Airlines
Deal found 6/11![American Airlines logo]()
$339
This Delta deal was found by Cheapflights users on 6/10. 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.
Sat 8/296:15 am
FSD
- GEG
2 stops7h 57m
Delta
Sat 9/52:05 pm
GEG
- FSD
1 stop6h 46m
Delta
Deal found 6/10![Delta logo]()
$334
This United Airlines deal was found by Cheapflights users on 6/8. 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.
Sat 7/49:30 am
FSD
- GEG
2 stops10h 56m
United Airlines
Wed 7/84:18 pm
GEG
- FSD
1 stop5h 35m
United Airlines
Deal found 6/8![United Airlines logo]()
$334
This Delta deal was found by Cheapflights users on 6/12. 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.
Thu 8/204:28 pm
FSD
- BOI
2 stops8h 31m
Delta
Sun 8/235:30 am
BOI
- FSD
1 stop6h 08m
Delta
Deal found 6/12![Delta logo]()
$349
This United Airlines deal was found by Cheapflights users on 6/9. 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 7/2811:35 am
FSD
- BOI
1 stop7h 21m
United Airlines
Sat 8/15:46 pm
BOI
- FSD
1 stop5h 07m
United Airlines
Deal found 6/9![United Airlines logo]()
$365
This United Airlines deal was found by Cheapflights users on 6/8. 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.
Fri 8/145:05 pm
FSD
- JAC
1 stop4h 35m
United Airlines
Tue 8/184:25 pm
JAC
- FSD
1 stop6h 19m
United Airlines
Deal found 6/8![United Airlines logo]()
$382
This Delta deal was found by Cheapflights users on 6/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/21:53 pm
FSD
- BOI
1 stop8h 02m
Delta
Thu 7/91:05 pm
BOI
- FSD
2 stops9h 01m
Delta
Deal found 6/8![Delta logo]()
$394
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Sat 8/156:00 am
FSD
- JAC
1 stop4h 43m
United Airlines
Tue 8/184:25 pm
JAC
- FSD
1 stop6h 19m
United Airlines
Deal found 6/10![United Airlines logo]()
$382
This Delta deal was found by Cheapflights users on 6/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/158:23 am
FSD
- BOI
1 stop6h 21m
Delta
Sun 7/192:50 pm
BOI
- FSD
1 stop7h 16m
Delta
Deal found 6/8![Delta logo]()
$429
This United Airlines deal was found by Cheapflights users on 6/8. 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.
Sat 11/149:14 am
FSD
- JAC
1 stop6h 58m
United Airlines
Wed 11/184:25 pm
JAC
- FSD
1 stop5h 31m
United Airlines
Deal found 6/8![United Airlines logo]()
$409
This Delta deal was found by Cheapflights users on 6/10. 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.
Wed 7/298:23 am
FSD
- BOI
1 stop6h 21m
Delta
Sun 8/25:30 am
BOI
- FSD
1 stop6h 19m
Delta
Deal found 6/10![Delta logo]()
$439
This United Airlines deal was found by Cheapflights users on 6/12. 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 8/265:05 pm
FSD
- BOI
1 stop5h 32m
United Airlines
Sat 8/295:00 am
BOI
- FSD
2 stops11h 58m
United Airlines
Deal found 6/12![United Airlines logo]()
$460
This Delta deal was found by Cheapflights users on 6/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/268:23 am
FSD
- BOI
1 stop6h 28m
Delta
Tue 6/305:30 am
BOI
- FSD
1 stop6h 40m
Delta
Deal found 6/9![Delta logo]()
$509
This United Airlines deal was found by Cheapflights users on 6/12. 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.
Sat 11/149:14 am
FSD
- SUN
1 stop5h 30m
United Airlines
Wed 11/182:29 pm
SUN
- FSD
1 stop5h 17m
United Airlines
Deal found 6/12![United Airlines logo]()
$475
This Delta deal was found by Cheapflights users on 6/10. 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.
Wed 6/248:23 am
FSD
- PIH
2 stops10h 58m
Delta
Sat 6/2711:45 am
PIH
- FSD
2 stops6h 53m
Delta
Deal found 6/10![Delta logo]()
$1,249
This Delta deal was found by Cheapflights users on 6/11. 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 7/68:23 am
FSD
- PIH
2 stops10h 58m
Delta
Fri 7/1011:45 am
PIH
- FSD
2 stops6h 51m
Delta
Deal found 6/11![Delta logo]()
$1,881
This Delta deal was found by Cheapflights users on 6/10. 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 6/258:23 am
FSD
- PIH
2 stops10h 58m
Delta
Mon 6/2911:45 am
PIH
- FSD
2 stops6h 53m
Delta
Deal found 6/10![Delta logo]()
$2,201
Last-minute flights from Sioux Falls to IdahoDiscover last-minute flight deals from Sioux Falls to Idaho. Data last updated June 13, 2026 and is based on user searches.
Discover last-minute flight deals from Sioux Falls to Idaho. Data last updated June 13, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 6/12. 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 6/301:53 pm
FSD
- GEG
1 stop7h 33m
Delta
Sun 7/57:00 am
GEG
- FSD
1 stop6h 44m
Delta
Deal found 6/12![Delta logo]()
$461
This Delta deal was found by Cheapflights users on 6/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/21:53 pm
FSD
- BOI
1 stop8h 02m
Delta
Thu 7/91:05 pm
BOI
- FSD
2 stops9h 01m
Delta
Deal found 6/8![Delta logo]()
$394
This United Airlines deal was found by Cheapflights users on 6/8. 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.
Fri 7/35:05 pm
FSD
- GEG
1 stop6h 00m
United Airlines
Wed 7/84:18 pm
GEG
- FSD
1 stop5h 35m
United Airlines
Deal found 6/8![United Airlines logo]()
$437
This United Airlines deal was found by Cheapflights users on 6/8. 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.
Sat 7/49:30 am
FSD
- GEG
2 stops10h 56m
United Airlines
Wed 7/84:18 pm
GEG
- FSD
1 stop5h 35m
United Airlines
Deal found 6/8![United Airlines logo]()
$334
This United Airlines deal was found by Cheapflights users on 6/8. 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.
Sat 7/49:30 am
FSD
- BOI
2 stops13h 10m
United Airlines
Fri 7/105:46 pm
BOI
- FSD
1 stop5h 07m
United Airlines
Deal found 6/8![United Airlines logo]()
$334
This Delta deal was found by Cheapflights users on 6/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/44:26 pm
FSD
- BOI
1 stop5h 46m
Delta
Fri 7/105:30 am
BOI
- FSD
1 stop6h 19m
Delta
Deal found 6/8![Delta logo]()
$354
This American Airlines deal was found by Cheapflights users on 6/12. 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 7/75:34 pm
FSD
- BOI
1 stop6h 47m
American Airlines
Tue 7/141:57 pm
BOI
- FSD
1 stop9h 00m
American Airlines
Deal found 6/12![American Airlines logo]()
$400
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Sat 7/115:05 pm
FSD
- GEG
1 stop5h 25m
United Airlines
Wed 7/154:18 pm
GEG
- FSD
1 stop5h 35m
United Airlines
Deal found 6/10![United Airlines logo]()
$451
This American Airlines deal was found by Cheapflights users on 6/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/155:34 pm
FSD
- BOI
1 stop6h 47m
American Airlines
Wed 7/221:57 pm
BOI
- FSD
1 stop9h 00m
American Airlines
Deal found 6/10![American Airlines logo]()
$365
This Delta deal was found by Cheapflights users on 6/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/158:23 am
FSD
- BOI
1 stop6h 21m
Delta
Wed 7/225:30 am
BOI
- FSD
1 stop6h 19m
Delta
Deal found 6/8![Delta logo]()
$384
This United Airlines deal was found by Cheapflights users on 6/9. 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 7/2811:35 am
FSD
- BOI
2 stops11h 30m
United Airlines
Sat 8/15:46 pm
BOI
- FSD
1 stop5h 07m
United Airlines
Deal found 6/9![United Airlines logo]()
$361
This Delta deal was found by Cheapflights users on 6/10. 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.
Wed 7/298:23 am
FSD
- BOI
1 stop6h 21m
Delta
Sun 8/25:30 am
BOI
- FSD
1 stop6h 19m
Delta
Deal found 6/10![Delta logo]()
$439
One-way flights from Sioux Falls to IdahoSearch for one-way flight options from Sioux Falls to Idaho. Find affordable one-way fares based on user searches. Data last updated June 13, 2026.
Search for one-way flight options from Sioux Falls to Idaho. Find affordable one-way fares based on user searches. Data last updated June 13, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/239:39 pm
FSD
- GEG
1 stop15h 29m
Allegiant Air
Deal found 6/12![Allegiant Air logo]()
$228
This Kiwi.com deal was found by Cheapflights users on 6/10. 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.
Wed 8/53:39 pm
FSD
- GEG
3 stops45h 23m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$232
This Delta deal was found by Cheapflights users on 6/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/261:26 pm
FSD
- JAC
1 stop7h 44m
Delta
Deal found 6/8![Delta logo]()
$247
This Kiwi.com deal was found by Cheapflights users on 6/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/2411:46 am
FSD
- GEG
2 stops54h 07m
Multiple Airlines
Deal found 6/12![Multiple Airlines logo]()
$252
This Kiwi.com deal was found by Cheapflights users on 6/10. 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.
Wed 8/52:47 pm
FSD
- GEG
2 stops27h 09m
Allegiant Air
Deal found 6/10![Allegiant Air logo]()
$259
This United Airlines deal was found by Cheapflights users on 6/8. 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.
Wed 8/267:47 am
FSD
- JAC
2 stops11h 02m
United Airlines
Deal found 6/8![United Airlines logo]()
$285
This Kiwi.com deal was found by Cheapflights users on 6/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/228:53 pm
FSD
- GEG
2 stops21h 00m
Allegiant Air
Deal found 6/12![Allegiant Air logo]()
$286
This Delta deal was found by Cheapflights users on 6/10. 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.
Mon 8/108:22 am
FSD
- GEG
1 stop6h 35m
Delta
Deal found 6/10![Delta logo]()
$304
This Delta deal was found by Cheapflights users on 6/12. 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.
Sun 7/268:23 am
FSD
- GEG
1 stop5h 16m
Delta
Deal found 6/12![Delta logo]()
$330
This Kiwi.com deal was found by Cheapflights users on 6/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/248:40 pm
FSD
- GEG
3 stops45h 13m
Allegiant Air
Deal found 6/12![Allegiant Air logo]()
$332
This Kiwi.com deal was found by Cheapflights users on 6/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/228:08 pm
FSD
- GEG
3 stops25h 53m
Multiple Airlines
Deal found 6/12![Multiple Airlines logo]()
$341
This Kiwi.com deal was found by Cheapflights users on 6/10. 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.
Fri 6/268:42 pm
FSD
- BOI
2 stops40h 48m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$342
Find flight deals from Sioux Falls to Idaho
Keep the following information in mind while searching for Sioux Falls to Idaho flight deals. Data was last updated June 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $319 (American Airlines) |
One-way from | $228 (Kiwi.com) |
Popular in | November |
Cheapest in | June |
Average price | $278 |
Cheapflights Fare Finder
Customize your flight search to find flights from Sioux Falls 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 June 13, 2026.
Use the filters below to find and compare flights from Sioux Falls to Idaho that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Sioux FallsBoise
FSD - BOI
FSDBOI
Sioux Falls Joe Foss Field
Sat 8/15
5:05 pm-10:40 pm
1 stop6h 35m
Boise Air Term. Gowen Fld
Wed 8/19
5:44 pm-11:44 pm
1 stop5h 00m
$319
Sioux FallsSpokane
FSD - GEG
FSDGEG
Sioux Falls Joe Foss Field
Thu 9/17
8:23 am-12:53 pm
1 stop6h 30m
Spokane
Mon 9/21
7:46 pm-10:19 am
2 stops12h 33m
$324
Sioux FallsSpokane
FSD - GEG
FSDGEG
Sioux Falls Joe Foss Field
Sat 8/29
12:57 pm-8:42 pm
1 stop9h 45m
Spokane
Sat 9/5
5:20 am-5:36 pm
2 stops10h 16m
$324
Sioux FallsBoise
FSD - BOI
FSDBOI
Sioux Falls Joe Foss Field
Wed 9/16
1:05 pm-11:58 pm
2 stops11h 53m
Boise Air Term. Gowen Fld
Sat 9/19
2:50 pm-10:51 pm
1 stop7h 01m
$324
Quickest round-trip
Sioux FallsBoise
FSD - BOI
FSDBOI
Sioux Falls Joe Foss Field
Thu 11/12
6:00 am-9:43 am
1 stop4h 43m
Boise Air Term. Gowen Fld
Tue 11/17
5:22 pm-10:56 pm
1 stop4h 34m
$329
Sioux FallsSpokane
FSD - GEG
FSDGEG
Sioux Falls Joe Foss Field
Sat 8/29
6:15 am-12:12 pm
2 stops7h 57m
Spokane
Sat 9/5
2:05 pm-10:51 pm
1 stop6h 46m
$334
Sioux FallsSpokane
FSD - GEG
FSDGEG
Sioux Falls Joe Foss Field
Sat 7/4
9:30 am-6:26 pm
2 stops10h 56m
Spokane
Wed 7/8
4:18 pm-11:53 pm
1 stop5h 35m
$334
Sioux FallsSpokane
FSD - GEG
FSDGEG
Sioux Falls Joe Foss Field
Thu 9/17
12:56 pm-8:25 pm
1 stop9h 29m
Spokane
Mon 9/21
1:45 pm-11:48 pm
1 stop8h 03m
$339
Sioux FallsBoise
FSD - BOI
FSDBOI
Sioux Falls Joe Foss Field
Thu 8/20
4:28 pm-11:59 pm
2 stops8h 31m
Boise Air Term. Gowen Fld
Sun 8/23
5:30 am-12:38 pm
1 stop6h 08m
$349
Sioux FallsBoise
FSD - BOI
FSDBOI
Sioux Falls Joe Foss Field
Tue 7/28
11:35 am-5:56 pm
1 stop7h 21m
Boise Air Term. Gowen Fld
Sat 8/1
5:46 pm-11:53 pm
1 stop5h 07m
$365
Showing 1-10 of 36 resultsSorted by cheapest first
Best time to book a flight from Sioux Falls to Idaho
Have a flexible travel schedule? Discover the best time to fly to Idaho from Sioux Falls with our price prediction graph.
FSD-BOI
FSD-GEG
FSD-JAC
FSD-SUN
FSD-PIH
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 Sioux Falls to Idaho
FSD-USID
FSD-BOI
FSD-GEG
FSD-JAC
FSD-SUN
What is the cheapest month to book a flight from Sioux Falls to Idaho?
Currently, June is the cheapest month in which you can book a flight from Sioux Falls to Idaho (average of $226). Flying from Sioux Falls to Idaho in November is currently the most expensive (average of $733). 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.
How much does it cost to fly round-trip from Sioux Falls to Idaho?
Reviews of airlines servicing Idaho
Get insights into the airlines that provide service to Idaho. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Idaho. Reviews last updated June 13, 2026.
Read reviews from past customers who have flown Delta,United Airlines, andAmerican Airlines from Sioux Falls to Idaho. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.8
Boarding
8.1
Food
7.2
Overall
7.9
Crew
8.5
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Boarding
8.1
Food
7.2
Overall
7.9
Crew
8.5
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Boarding
8.1
Food
7.2
Overall
7.9
Crew
8.5
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Comfort
7.8
Boarding
8.1
Food
7.2
Overall
7.9
Crew
8.5
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Related info for your journey
Find useful and relevant information for your journey from Sioux Falls to Idaho. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Sioux Falls to Idaho
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Complete your trip
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Sioux Falls and Idaho flights
Browse other Sioux Falls and Idaho flight options. Last updated on June 13, 2026.
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Check out other popular destinations found by fellow travelers in 2026
Sioux Falls to Idaho flights
Consider these flights traveling from Sioux Falls to Idaho.
Top 3 airlines flying from Sioux Falls to Idaho
Discover the top 3 airlines that operate flights from Sioux Falls to Idaho. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$226 | Average$413 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$278 | Average$458 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$334 | Average$413 | FlexibilityNo cancel fee | On-time71% |