$119+ Cheap flights from Nashville (BNA) 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 8/15. Fares are subject to change and may not be available on all flights or dates of travel.
BNA — BOI
Aug 23 — Aug 301
Round-trip
1 adult, Economy
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Cheapest flights from Nashville to IdahoExplore the most affordable flight options available from Nashville to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 24, 2026.
Explore the most affordable flight options available from Nashville to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 24, 2026.
This United Airlines deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/142:45 pm
BNA
- GEG
1 stop8h 01m
United Airlines
Fri 8/215:00 am
GEG
- BNA
1 stop6h 37m
United Airlines
Deal found 7/23![United Airlines logo]()
$237
This United Airlines deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/148:00 am
BNA
- GEG
1 stop6h 35m
United Airlines
Wed 8/195:00 am
GEG
- BNA
2 stops11h 45m
United Airlines
Deal found 7/23![United Airlines logo]()
$242
This Delta deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/135:20 pm
BNA
- GEG
1 stop8h 39m
Delta
Thu 8/201:00 pm
GEG
- BNA
1 stop8h 55m
Delta
Deal found 7/23![Delta logo]()
$247
This Kiwi.com deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/3112:55 pm
BNA
- BOI
1 stop24h 34m
Frontier
Sun 9/612:24 pm
BOI
- BNA
1 stop22h 46m
Frontier
Deal found 7/23![Frontier logo]()
$253
This Delta deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/125:20 pm
BNA
- GEG
1 stop8h 39m
Delta
Wed 8/191:00 pm
GEG
- BNA
1 stop8h 55m
Delta
Deal found 7/23![Delta logo]()
$257
This United Airlines deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/122:45 pm
BNA
- GEG
1 stop8h 01m
United Airlines
Wed 8/195:00 am
GEG
- BNA
2 stops11h 45m
United Airlines
Deal found 7/23![United Airlines logo]()
$262
This Delta deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/147:11 am
BNA
- GEG
1 stop10h 08m
Delta
Tue 8/1812:36 pm
GEG
- BNA
1 stop8h 27m
Delta
Deal found 7/23![Delta logo]()
$270
This CheapOair deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/152:52 pm
BNA
- BOI
1 stop25h 05m
Frontier
Sun 10/1812:23 pm
BOI
- BNA
1 stop20h 19m
Frontier
Deal found 7/19![Frontier logo]()
$274
This United Airlines deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/166:00 am
BNA
- GEG
1 stop7h 39m
United Airlines
Fri 8/215:00 am
GEG
- BNA
1 stop6h 37m
United Airlines
Deal found 7/23![United Airlines logo]()
$278
This Travelocity deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/207:00 am
BNA
- BOI
1 stop9h 23m
Multiple Airlines
Sun 10/2512:23 pm
BOI
- BNA
1 stop5h 24m
Multiple Airlines
Deal found 7/19![Multiple Airlines logo]()
$285
This Expedia deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” 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 10/157:00 am
BNA
- BOI
1 stop9h 23m
Multiple Airlines
Sun 10/1812:23 pm
BOI
- BNA
1 stop20h 19m
Multiple Airlines
Deal found 7/20![Multiple Airlines logo]()
$290
This Delta deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/45:20 pm
BNA
- GEG
1 stop8h 39m
Delta
Tue 8/111:00 pm
GEG
- BNA
1 stop8h 55m
Delta
Deal found 7/23![Delta logo]()
$295
Best flights from Nashville to IdahoDiscover carefully curated flight deals from Nashville to Idaho that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 24, 2026.
Discover carefully curated flight deals from Nashville to Idaho that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 24, 2026.
This Southwest deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/176:10 pm
BNA
- GEG
1 stop7h 05m
Southwest
Fri 8/216:00 am
GEG
- BNA
1 stop8h 45m
Southwest
Deal found 7/23![Southwest logo]()
$237
This Delta deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/135:20 pm
BNA
- GEG
1 stop8h 39m
Delta
Thu 8/201:00 pm
GEG
- BNA
1 stop8h 55m
Delta
Deal found 7/23![Delta logo]()
$247
This United Airlines deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/166:00 am
BNA
- GEG
1 stop7h 39m
United Airlines
Fri 8/215:00 am
GEG
- BNA
1 stop6h 37m
United Airlines
Deal found 7/23![United Airlines logo]()
$278
This Alaska Airlines deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” 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.
Thu 8/134:43 pm
BNA
- GEG
1 stop8h 16m
Alaska Airlines
Sun 8/167:45 pm
GEG
- BNA
1 stop7h 55m
Alaska Airlines
Deal found 7/19![Alaska Airlines logo]()
$303
This American Airlines deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2110:43 am
BNA
- IDA
2 stops11h 37m
American Airlines
Fri 8/282:20 pm
IDA
- BNA
1 stop8h 07m
American Airlines
Deal found 7/23![American Airlines logo]()
$445
This Southwest deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/192:50 pm
BNA
- GEG
1 stop9h 15m
Southwest
Sat 8/228:00 am
GEG
- BNA
1 stop8h 55m
Southwest
Deal found 7/20![Southwest logo]()
$303
This Alaska Airlines deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/175:14 pm
BNA
- GEG
1 stop7h 57m
Alaska Airlines
Sun 9/208:39 pm
GEG
- BNA
1 stop6h 58m
Alaska Airlines
Deal found 7/21![Alaska Airlines logo]()
$303
This Delta deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” 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 9/237:00 am
BNA
- GEG
1 stop10h 14m
Delta
Mon 9/2810:50 pm
GEG
- BNA
1 stop7h 35m
Delta
Deal found 7/20![Delta logo]()
$303
This United Airlines deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” 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 8/182:54 pm
BNA
- BOI
1 stop7h 30m
United Airlines
Sat 8/225:00 am
BOI
- BNA
1 stop7h 37m
United Airlines
Deal found 7/20![United Airlines logo]()
$303
This Alaska Airlines deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” 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.
Sat 8/227:00 am
BNA
- BOI
1 stop9h 31m
Alaska Airlines
Sat 8/294:28 pm
BOI
- BNA
1 stop23h 58m
Alaska Airlines
Deal found 7/18![Alaska Airlines logo]()
$303
This Southwest deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/227:50 am
BNA
- BOI
1 stop8h 40m
Southwest
Sat 8/294:05 pm
BOI
- BNA
2 stops11h 30m
Southwest
Deal found 7/18![Southwest logo]()
$308
This Delta deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/137:00 am
BNA
- GEG
1 stop9h 50m
Delta
Tue 10/201:00 pm
GEG
- BNA
1 stop8h 59m
Delta
Deal found 7/22![Delta logo]()
$313
This United Airlines deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/315:27 pm
BNA
- BOI
1 stop6h 13m
United Airlines
Sun 9/66:30 am
BOI
- BNA
2 stops10h 02m
United Airlines
Deal found 7/23![United Airlines logo]()
$313
This Delta deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/12:20 pm
BNA
- BOI
1 stop9h 40m
Delta
Mon 9/711:10 pm
BOI
- BNA
1 stop8h 15m
Delta
Deal found 7/23![Delta logo]()
$316
This Alaska Airlines deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/225:07 pm
BNA
- GEG
1 stop8h 04m
Alaska Airlines
Wed 8/265:52 am
GEG
- BNA
1 stop8h 12m
Alaska Airlines
Deal found 7/22![Alaska Airlines logo]()
$328
This Southwest deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/287:25 am
BNA
- BOI
2 stops9h 50m
Southwest
Tue 9/16:00 am
BOI
- BNA
1 stop8h 00m
Southwest
Deal found 7/21![Southwest logo]()
$331
This Delta deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” 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 8/132:03 pm
BNA
- BOI
1 stop8h 54m
Delta
Mon 8/174:00 pm
BOI
- BNA
1 stop7h 27m
Delta
Deal found 7/18![Delta logo]()
$319
This United Airlines deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2512:39 pm
BNA
- JAC
2 stops9h 07m
United Airlines
Wed 9/304:28 pm
JAC
- BNA
1 stop6h 31m
United Airlines
Deal found 7/21![United Airlines logo]()
$361
This Alaska Airlines deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” 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.
Thu 8/277:00 am
BNA
- BOI
1 stop9h 31m
Alaska Airlines
Sun 8/306:00 am
BOI
- BNA
1 stop10h 26m
Alaska Airlines
Deal found 7/19![Alaska Airlines logo]()
$334
This Southwest deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/155:15 am
BNA
- BOI
2 stops9h 05m
Southwest
Sun 10/186:20 pm
BOI
- BNA
1 stop9h 10m
Southwest
Deal found 7/19![Southwest logo]()
$339
This Delta deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” 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 8/125:00 pm
BNA
- IDA
1 stop6h 32m
Delta
Sat 8/156:00 am
IDA
- BNA
1 stop6h 57m
Delta
Deal found 7/19![Delta logo]()
$329
This Southwest deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/143:50 pm
BNA
- GEG
2 stops8h 10m
Southwest
Tue 9/226:15 am
GEG
- BNA
2 stops9h 35m
Southwest
Deal found 7/21![Southwest logo]()
$340
This Alaska Airlines deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” 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.
Fri 9/116:34 pm
BNA
- BOI
1 stop16h 22m
Alaska Airlines
Sun 9/138:25 pm
BOI
- BNA
1 stop20h 06m
Alaska Airlines
Deal found 7/19![Alaska Airlines logo]()
$349
This United Airlines deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” 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 9/182:45 pm
BNA
- JAC
1 stop6h 55m
United Airlines
Wed 9/231:40 pm
JAC
- BNA
2 stops8h 05m
United Airlines
Deal found 7/20![United Airlines logo]()
$410
This Delta deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/37:05 am
BNA
- JAC
1 stop6h 07m
Delta
Thu 1/71:10 pm
JAC
- BNA
1 stop8h 05m
Delta
Deal found 7/21![Delta logo]()
$341
This Alaska Airlines deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” 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.
Tue 8/257:00 am
BNA
- IDA
1 stop9h 20m
Alaska Airlines
Fri 8/286:18 am
IDA
- BNA
1 stop8h 46m
Alaska Airlines
Deal found 7/19![Alaska Airlines logo]()
$370
This United Airlines deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” 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 10/262:21 pm
BNA
- JAC
1 stop7h 41m
United Airlines
Wed 10/287:00 am
JAC
- BNA
1 stop5h 11m
United Airlines
Deal found 7/18![United Airlines logo]()
$421
This Delta deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” 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 8/197:30 am
BNA
- IDA
1 stop8h 05m
Delta
Sat 8/226:00 am
IDA
- BNA
1 stop6h 57m
Delta
Deal found 7/19![Delta logo]()
$365
This Delta deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/168:00 am
BNA
- IDA
2 stops11h 17m
Delta
Thu 9/246:57 pm
IDA
- BNA
2 stops12h 28m
Delta
Deal found 7/23![Delta logo]()
$370
This United Airlines deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” 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 8/198:45 am
BNA
- JAC
2 stops10h 04m
United Airlines
Wed 8/268:05 am
JAC
- BNA
2 stops9h 40m
United Airlines
Deal found 7/20![United Airlines logo]()
$456
Last-minute flights from Nashville to IdahoDiscover last-minute flight deals from Nashville to Idaho. Data last updated July 24, 2026 and is based on user searches.
Discover last-minute flight deals from Nashville to Idaho. Data last updated July 24, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/45:20 pm
BNA
- GEG
1 stop8h 39m
Delta
Tue 8/111:00 pm
GEG
- BNA
1 stop8h 55m
Delta
Deal found 7/23![Delta logo]()
$295
This American Airlines deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” 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 8/43:31 pm
BNA
- GEG
2 stops9h 35m
American Airlines
Tue 8/115:20 am
GEG
- BNA
1 stop7h 10m
American Airlines
Deal found 7/19![American Airlines logo]()
$308
This Delta deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/125:20 pm
BNA
- GEG
1 stop8h 39m
Delta
Wed 8/191:00 pm
GEG
- BNA
1 stop8h 55m
Delta
Deal found 7/23![Delta logo]()
$257
This United Airlines deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/122:45 pm
BNA
- GEG
1 stop8h 01m
United Airlines
Wed 8/195:00 am
GEG
- BNA
2 stops11h 45m
United Airlines
Deal found 7/23![United Airlines logo]()
$262
This Delta deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/135:20 pm
BNA
- GEG
1 stop8h 39m
Delta
Thu 8/201:00 pm
GEG
- BNA
1 stop8h 55m
Delta
Deal found 7/23![Delta logo]()
$247
This United Airlines deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/142:45 pm
BNA
- GEG
1 stop8h 01m
United Airlines
Fri 8/215:00 am
GEG
- BNA
1 stop6h 37m
United Airlines
Deal found 7/23![United Airlines logo]()
$237
This United Airlines deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/148:00 am
BNA
- GEG
1 stop6h 35m
United Airlines
Wed 8/195:00 am
GEG
- BNA
2 stops11h 45m
United Airlines
Deal found 7/23![United Airlines logo]()
$242
This Delta deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/147:11 am
BNA
- GEG
1 stop10h 08m
Delta
Tue 8/1812:36 pm
GEG
- BNA
1 stop8h 27m
Delta
Deal found 7/23![Delta logo]()
$270
This Alaska Airlines deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/197:00 am
BNA
- GEG
1 stop9h 47m
Alaska Airlines
Wed 8/268:31 am
GEG
- BNA
1 stop13h 21m
Alaska Airlines
Deal found 7/21![Alaska Airlines logo]()
$303
This Southwest deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/194:40 pm
BNA
- BOI
1 stop7h 40m
Southwest
Sat 8/222:25 pm
BOI
- BNA
1 stop6h 50m
Southwest
Deal found 7/21![Southwest logo]()
$303
This Southwest deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/193:35 pm
BNA
- BOI
2 stops8h 35m
Southwest
Wed 8/262:25 pm
BOI
- BNA
1 stop6h 20m
Southwest
Deal found 7/22![Southwest logo]()
$308
This Kiwi.com deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/3112:55 pm
BNA
- BOI
1 stop24h 34m
Frontier
Sun 9/612:24 pm
BOI
- BNA
1 stop22h 46m
Frontier
Deal found 7/23![Frontier logo]()
$253
One-way flights from Nashville to IdahoSearch for one-way flight options from Nashville to Idaho. Find affordable one-way fares based on user searches. Data last updated July 24, 2026.
Search for one-way flight options from Nashville to Idaho. Find affordable one-way fares based on user searches. Data last updated July 24, 2026.
This United Airlines deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/156:00 am
BNA
- GEG
1 stop8h 23m
United Airlines
Deal found 7/23![United Airlines logo]()
$119
This CheapOair deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/37:42 pm
BNA
- BOI
1 stop17h 22m
Frontier
Deal found 7/22![Frontier logo]()
$131
This Delta deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” 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 8/277:39 pm
BNA
- GEG
1 stop6h 14m
Delta
Deal found 7/20![Delta logo]()
$152
This Southwest deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/249:25 am
BNA
- BOI
1 stop5h 45m
Southwest
Deal found 7/22![Southwest logo]()
$152
This United Airlines deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/312:54 pm
BNA
- GEG
1 stop10h 10m
United Airlines
Deal found 7/21![United Airlines logo]()
$157
This Southwest deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/293:25 pm
BNA
- BOI
2 stops8h 45m
Southwest
Deal found 7/20![Southwest logo]()
$157
This United Airlines deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” 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 9/36:00 am
BNA
- BOI
1 stop6h 28m
United Airlines
Deal found 7/20![United Airlines logo]()
$160
This United Airlines deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2911:10 am
BNA
- GEG
2 stops11h 55m
United Airlines
Deal found 7/21![United Airlines logo]()
$162
This Delta deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/35:20 pm
BNA
- BOI
1 stop7h 33m
Delta
Deal found 7/22![Delta logo]()
$165
This American Airlines deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” 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 9/275:09 am
BNA
- JAC
1 stop7h 58m
American Airlines
Deal found 7/20![American Airlines logo]()
$166
This American Airlines deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” 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 10/34:55 pm
BNA
- BOI
1 stop6h 32m
American Airlines
Deal found 7/19![American Airlines logo]()
$171
This United Airlines deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2410:40 am
BNA
- JAC
1 stop5h 48m
United Airlines
Deal found 7/22![United Airlines logo]()
$171
Find flight deals from Nashville to Idaho
Keep the following information in mind while searching for Nashville to Idaho flight deals. Data was last updated July 24, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $237 (United Airlines) |
One-way from | $119 (United Airlines) |
Popular in | June |
Cheapest in | January |
Average price | $425 |
Cheapflights Fare Finder
Customize your flight search to find flights from Nashville 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 July 24, 2026.
Use the filters below to find and compare flights from Nashville to Idaho that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
NashvilleSpokane
BNA - GEG
BNAGEG
Nashville Intl
Mon 8/17
6:10 pm-11:15 pm
1 stop7h 05m
Spokane
Fri 8/21
6:00 am-4:45 pm
1 stop8h 45m
$237
NashvilleSpokane
BNA - GEG
BNAGEG
Nashville Intl
Thu 8/13
5:20 pm-11:59 pm
1 stop8h 39m
Spokane
Thu 8/20
1:00 pm-11:55 pm
1 stop8h 55m
$247
NashvilleSpokane
BNA - GEG
BNAGEG
Nashville Intl
Sun 8/16
6:00 am-11:39 am
1 stop7h 39m
Spokane
Fri 8/21
5:00 am-1:37 pm
1 stop6h 37m
$278
NashvilleSpokane
BNA - GEG
BNAGEG
Nashville Intl
Thu 8/13
4:43 pm-10:59 pm
1 stop8h 16m
Spokane
Sun 8/16
7:45 pm-5:40 am
1 stop7h 55m
$303
NashvilleSpokane
BNA - GEG
BNAGEG
Nashville Intl
Wed 8/19
2:50 pm-10:05 pm
1 stop9h 15m
Spokane
Sat 8/22
8:00 am-6:55 pm
1 stop8h 55m
$303
NashvilleSpokane
BNA - GEG
BNAGEG
Nashville Intl
Thu 9/17
5:14 pm-11:11 pm
1 stop7h 57m
Spokane
Sun 9/20
8:39 pm-5:37 am
1 stop6h 58m
$303
NashvilleSpokane
BNA - GEG
BNAGEG
Nashville Intl
Wed 9/23
7:00 am-3:14 pm
1 stop10h 14m
Spokane
Mon 9/28
10:50 pm-8:25 am
1 stop7h 35m
$303
NashvilleBoise
BNA - BOI
BNABOI
Nashville Intl
Tue 8/18
2:54 pm-9:24 pm
1 stop7h 30m
Boise Air Term. Gowen Fld
Sat 8/22
5:00 am-1:37 pm
1 stop7h 37m
$303
NashvilleBoise
BNA - BOI
BNABOI
Nashville Intl
Sat 8/22
7:00 am-3:31 pm
1 stop9h 31m
Boise Air Term. Gowen Fld
Sat 8/29
4:28 pm-5:26 pm
1 stop23h 58m
$303
NashvilleBoise
BNA - BOI
BNABOI
Nashville Intl
Sat 8/22
7:50 am-3:30 pm
1 stop8h 40m
Boise Air Term. Gowen Fld
Sat 8/29
4:05 pm-4:35 am
2 stops11h 30m
$308
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Nashville to Idaho
Have a flexible travel schedule? Discover the best time to fly to Idaho from Nashville with our price prediction graph.
BNA-GEG
BNA-BOI
BNA-JAC
BNA-IDA
BNA-WYS
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 Nashville to Idaho
BNA-USID
BNA-GEG
BNA-BOI
BNA-JAC
BNA-IDA
What is the cheapest month to book a flight from Nashville to Idaho?
Currently, January is the cheapest month in which you can book a flight from Nashville to Idaho (average of $324). Flying from Nashville to Idaho in June is currently the most expensive (average of $548). 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 Nashville to Idaho?
Airfare is below average for this route at the moment.
Nashville to Idaho flights typically cost between $344 and $696 in August.The cheapest round-trip price found within the last 5 days was $253 on Frontier (Aug 31-Sep 6).
How far ahead should I book a flight from Nashville to Idaho?
To ensure you get the cheapest price possible for a flight from Nashville to Idaho, you should look to book at least 35 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
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 July 24, 2026.
Get a feel of what it's like to fly with Southwest,Delta, andUnited Airlines from Nashville to Idaho by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Overall
8.0
Boarding
8.1
Food
7.0
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Crew
8.6
Overall
8.0
Boarding
8.1
Food
7.0
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Crew
8.6
Overall
8.0
Boarding
8.1
Food
7.0
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Crew
8.6
Overall
8.0
Boarding
8.1
Food
7.0
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Crew
8.6
Overall
8.0
Boarding
8.1
Food
7.0
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Related info for your journey
Find useful and relevant information for your journey from Nashville 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 Nashville to Idaho
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Complete your trip
Complete your trip to Idaho by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Nashville to Idaho by cabin class
Find flights from Nashville to Idaho, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Nashville and Idaho flights
Browse other Nashville and Idaho flight options. Last updated on July 24, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Nashville to Idaho flights
Consider these flights traveling from Nashville to Idaho.
Top 4 airlines flying from Nashville to Idaho
Discover the top 4 airlines that operate flights from Nashville 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 July 24, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$182 | Average$475 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$250 | Average$479 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$270 | Average$497 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$274 | Average$478 | FlexibilityNo cancel fee | On-time63% |