$122+ Cheap flights from Idaho to Tennessee
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 5/15. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — BNA
May 19 — May 261
Round-trip
1 adult, Economy
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Cheapest flights from Idaho to TennesseeExplore the most affordable flight options available from Idaho to Tennessee. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 19, 2026.
Explore the most affordable flight options available from Idaho to Tennessee. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 19, 2026.
This CheapOair deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” 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.
Tue 5/261:25 pm
BOI
- BNA
1 stop27h 57m
Frontier
Sat 5/308:20 pm
BNA
- BOI
1 stop17h 10m
Frontier
Deal found 4/17![Frontier logo]()
$196
This Southwest deal was found by Cheapflights users on 4/19. 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.
Tue 8/113:40 pm
BOI
- BNA
1 stop6h 15m
Southwest
Thu 8/135:20 am
BNA
- BOI
1 stop7h 10m
Southwest
Deal found 4/19![Southwest logo]()
$243
This Delta deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” 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 5/236:10 am
GEG
- BNA
1 stop7h 27m
Delta
Wed 5/277:27 pm
BNA
- GEG
1 stop6h 08m
Delta
Deal found 4/17![Delta logo]()
$263
This American Airlines deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” 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 7/216:30 am
GEG
- BNA
2 stops9h 19m
American Airlines
Tue 7/2812:44 pm
BNA
- GEG
1 stop10h 01m
American Airlines
Deal found 4/15![American Airlines logo]()
$268
This Expedia deal was found by Cheapflights users on 4/18. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/47:45 pm
GEG
- BNA
1 stop7h 55m
Alaska Airlines
Tue 8/116:03 pm
BNA
- GEG
1 stop7h 56m
Alaska Airlines
Deal found 4/18![Alaska Airlines logo]()
$283
This United Airlines deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/15:00 am
GEG
- BNA
1 stop6h 35m
United Airlines
Sat 9/511:18 am
BNA
- GEG
2 stops11h 46m
United Airlines
Deal found 4/17![United Airlines logo]()
$288
This Delta deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” 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 9/410:45 pm
GEG
- CHA
1 stop8h 04m
Delta
Sun 9/66:30 am
CHA
- GEG
1 stop7h 54m
Delta
Deal found 4/14![Delta logo]()
$293
This Delta deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” 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 6/303:31 pm
BOI
- BNA
1 stop7h 28m
Delta
Tue 7/74:00 pm
BNA
- BOI
1 stop8h 46m
Delta
Deal found 4/15![Delta logo]()
$293
This American Airlines deal was found by Cheapflights users on 4/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/284:05 pm
BOI
- BNA
1 stop6h 21m
American Airlines
Tue 6/95:00 am
BNA
- BOI
1 stop6h 29m
American Airlines
Deal found 4/18![American Airlines logo]()
$294
This Delta deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” 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 8/710:48 pm
GEG
- BNA
1 stop9h 21m
Delta
Wed 8/197:16 pm
BNA
- GEG
1 stop6h 19m
Delta
Deal found 4/14![Delta logo]()
$295
This American Airlines deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” 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 5/61:53 pm
BOI
- BNA
1 stop8h 40m
American Airlines
Tue 5/123:30 pm
BNA
- BOI
1 stop8h 08m
American Airlines
Deal found 4/15![American Airlines logo]()
$299
This Delta deal was found by Cheapflights users on 4/18. 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.
Mon 6/153:31 pm
BOI
- BNA
1 stop7h 28m
Delta
Tue 6/235:00 pm
BNA
- BOI
1 stop7h 55m
Delta
Deal found 4/18![Delta logo]()
$301
Best flights from Idaho to TennesseeDiscover carefully curated flight deals from Idaho to Tennessee that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 19, 2026.
Discover carefully curated flight deals from Idaho to Tennessee that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 19, 2026.
This Delta deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” 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 6/110:40 pm
GEG
- BNA
1 stop9h 37m
Delta
Wed 6/32:50 pm
BNA
- GEG
1 stop10h 28m
Delta
Deal found 4/17![Delta logo]()
$263
This Alaska Airlines deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/18:38 pm
GEG
- BNA
1 stop7h 13m
Alaska Airlines
Wed 6/37:03 pm
BNA
- GEG
1 stop6h 56m
Alaska Airlines
Deal found 4/15![Alaska Airlines logo]()
$352
This American Airlines deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” 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 7/253:06 pm
BOI
- CHA
1 stop6h 53m
American Airlines
Tue 7/284:25 pm
CHA
- BOI
1 stop8h 40m
American Airlines
Deal found 4/14![American Airlines logo]()
$353
This Southwest deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” 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 6/305:30 am
BOI
- BNA
2 stops11h 10m
Southwest
Fri 7/35:15 am
BNA
- BOI
1 stop5h 30m
Southwest
Deal found 4/16![Southwest logo]()
$367
This United Airlines deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” 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 6/17:25 pm
GEG
- BNA
2 stops11h 26m
United Airlines
Wed 6/36:30 am
BNA
- GEG
2 stops10h 42m
United Airlines
Deal found 4/17![United Airlines logo]()
$374
This Kiwi.com deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” 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 6/181:25 pm
BOI
- MEM
1 stop28h 49m
Multiple Airlines
Mon 6/229:29 pm
MEM
- BOI
2 stops16h 01m
Multiple Airlines
Deal found 4/17![Multiple Airlines logo]()
$410
This Delta deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” 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 9/410:45 pm
GEG
- CHA
1 stop8h 04m
Delta
Sun 9/66:30 am
CHA
- GEG
1 stop7h 54m
Delta
Deal found 4/14![Delta logo]()
$293
This Delta deal was found by Cheapflights users on 4/18. 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.
Fri 7/33:05 pm
BOI
- BNA
1 stop7h 54m
Delta
Sun 7/56:00 am
BNA
- BOI
1 stop5h 58m
Delta
Deal found 4/18![Delta logo]()
$316
This Delta deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” 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 6/272:23 pm
GEG
- BNA
1 stop6h 06m
Delta
Fri 7/34:05 pm
BNA
- GEG
1 stop9h 11m
Delta
Deal found 4/16![Delta logo]()
$321
This United Airlines deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” 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 8/222:30 pm
IDA
- BNA
1 stop5h 39m
United Airlines
Tue 8/258:00 am
BNA
- IDA
1 stop6h 24m
United Airlines
Deal found 4/17![United Airlines logo]()
$401
This Southwest deal was found by Cheapflights users on 4/18. 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 6/132:20 pm
GEG
- BNA
1 stop7h 15m
Southwest
Sun 6/215:15 am
BNA
- GEG
1 stop5h 50m
Southwest
Deal found 4/18![Southwest logo]()
$402
This American Airlines deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” 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 9/96:00 am
GEG
- TYS
1 stop7h 45m
American Airlines
Tue 9/151:40 pm
TYS
- GEG
1 stop10h 07m
American Airlines
Deal found 4/14![American Airlines logo]()
$429
This Southwest deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” 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 6/136:05 am
BOI
- BNA
2 stops9h 55m
Southwest
Mon 6/157:20 pm
BNA
- BOI
1 stop7h 25m
Southwest
Deal found 4/17![Southwest logo]()
$404
This United Airlines deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” 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 5/512:25 pm
GEG
- BNA
1 stop8h 19m
United Airlines
Wed 5/61:00 pm
BNA
- GEG
2 stops10h 16m
United Airlines
Deal found 4/14![United Airlines logo]()
$405
This Delta deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” 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 5/123:14 pm
BOI
- BNA
1 stop7h 56m
Delta
Sat 5/166:00 am
BNA
- BOI
1 stop8h 18m
Delta
Deal found 4/16![Delta logo]()
$345
This American Airlines deal was found by Cheapflights users on 4/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/234:06 pm
BOI
- MEM
1 stop6h 58m
American Airlines
Tue 6/305:52 am
MEM
- BOI
1 stop5h 37m
American Airlines
Deal found 4/18![American Airlines logo]()
$457
This Alaska Airlines deal was found by Cheapflights users on 4/18. 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.
Thu 9/174:14 pm
IDA
- BNA
1 stop24h 17m
Alaska Airlines
Mon 9/215:11 pm
BNA
- IDA
1 stop20h 57m
Alaska Airlines
Deal found 4/18![Alaska Airlines logo]()
$506
This Delta deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” 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 6/133:31 pm
BOI
- BNA
1 stop7h 28m
Delta
Mon 6/156:00 am
BNA
- BOI
1 stop5h 58m
Delta
Deal found 4/17![Delta logo]()
$346
This Southwest deal was found by Cheapflights users on 4/18. 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.
Thu 7/28:45 am
BOI
- BNA
1 stop8h 50m
Southwest
Sun 7/55:00 am
BNA
- BOI
2 stops9h 30m
Southwest
Deal found 4/18![Southwest logo]()
$424
This United Airlines deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” 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 6/295:00 am
BOI
- BNA
1 stop5h 42m
United Airlines
Wed 7/812:49 pm
BNA
- BOI
2 stops10h 16m
United Airlines
Deal found 4/15![United Airlines logo]()
$429
This American Airlines deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” 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 6/303:11 pm
BOI
- CHA
1 stop6h 53m
American Airlines
Mon 7/64:25 pm
CHA
- BOI
1 stop8h 40m
American Airlines
Deal found 4/16![American Airlines logo]()
$460
This Delta deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” 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 6/306:43 am
BOI
- BNA
1 stop8h 19m
Delta
Mon 7/65:20 pm
BNA
- BOI
1 stop7h 35m
Delta
Deal found 4/15![Delta logo]()
$346
This Southwest deal was found by Cheapflights users on 4/19. 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.
Wed 5/275:15 pm
BOI
- BNA
2 stops14h 35m
Southwest
Sun 5/315:05 am
BNA
- BOI
1 stop7h 15m
Southwest
Deal found 4/19![Southwest logo]()
$430
This United Airlines deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” 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 6/2912:38 pm
BOI
- TYS
1 stop6h 01m
United Airlines
Sat 7/46:30 am
TYS
- BOI
1 stop7h 02m
United Airlines
Deal found 4/14![United Airlines logo]()
$443
This American Airlines deal was found by Cheapflights users on 4/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/281:59 pm
BOI
- MEM
2 stops9h 05m
American Airlines
Tue 6/27:16 am
MEM
- BOI
2 stops11h 11m
American Airlines
Deal found 4/18![American Airlines logo]()
$468
This Delta deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” 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 6/43:23 pm
BOI
- BNA
1 stop8h 13m
Delta
Sun 6/76:00 am
BNA
- BOI
1 stop8h 51m
Delta
Deal found 4/17![Delta logo]()
$354
This Alaska Airlines deal was found by Cheapflights users on 4/19. 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 5/281:54 pm
IDA
- BNA
1 stop9h 03m
Alaska Airlines
Sat 5/305:43 pm
BNA
- IDA
1 stop20h 34m
Alaska Airlines
Deal found 4/19![Alaska Airlines logo]()
$573
This Southwest deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” 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 9/97:00 am
GEG
- TYS
1 stop6h 30m
Southwest
Tue 9/151:55 pm
TYS
- GEG
2 stops11h 30m
Southwest
Deal found 4/14![Southwest logo]()
$434
This Delta deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” 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 9/312:40 pm
GEG
- CHA
1 stop6h 28m
Delta
Sun 9/66:30 am
CHA
- GEG
1 stop7h 54m
Delta
Deal found 4/14![Delta logo]()
$356
This American Airlines deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” 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 7/253:06 pm
BOI
- CHA
1 stop6h 53m
American Airlines
Sun 8/26:15 am
CHA
- BOI
1 stop7h 06m
American Airlines
Deal found 4/14![American Airlines logo]()
$480
Last-minute flights from Idaho to TennesseeDiscover last-minute flight deals from Idaho to Tennessee. Data last updated April 19, 2026 and is based on user searches.
Discover last-minute flight deals from Idaho to Tennessee. Data last updated April 19, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” 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 5/61:53 pm
BOI
- BNA
1 stop8h 40m
American Airlines
Tue 5/123:30 pm
BNA
- BOI
1 stop8h 08m
American Airlines
Deal found 4/15![American Airlines logo]()
$299
This Delta deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” 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 5/711:39 pm
BOI
- BNA
1 stop6h 58m
Delta
Mon 5/116:54 pm
BNA
- BOI
1 stop5h 52m
Delta
Deal found 4/16![Delta logo]()
$309
This Delta deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” 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 5/83:23 pm
BOI
- BNA
1 stop8h 13m
Delta
Tue 5/127:29 am
BNA
- BOI
1 stop8h 05m
Delta
Deal found 4/17![Delta logo]()
$316
This Delta deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” 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 5/1311:39 pm
BOI
- BNA
1 stop7h 26m
Delta
Wed 5/202:50 pm
BNA
- BOI
1 stop9h 08m
Delta
Deal found 4/15![Delta logo]()
$342
This Delta deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” 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 5/1510:40 pm
GEG
- BNA
1 stop7h 55m
Delta
Wed 5/202:50 pm
BNA
- GEG
1 stop10h 28m
Delta
Deal found 4/15![Delta logo]()
$295
This Kiwi.com deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” 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 5/1512:33 pm
GEG
- BNA
1 stop27h 40m
Multiple Airlines
Wed 5/202:05 pm
BNA
- GEG
2 stops31h 50m
Multiple Airlines
Deal found 4/15![Multiple Airlines logo]()
$333
This Delta deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” 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 5/201:30 pm
GEG
- BNA
1 stop7h 15m
Delta
Tue 5/267:27 pm
BNA
- GEG
1 stop6h 08m
Delta
Deal found 4/16![Delta logo]()
$321
This Delta deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” 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 5/236:10 am
GEG
- BNA
1 stop7h 27m
Delta
Wed 5/277:27 pm
BNA
- GEG
1 stop6h 08m
Delta
Deal found 4/17![Delta logo]()
$263
This CheapOair deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” 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.
Tue 5/261:25 pm
BOI
- BNA
1 stop27h 57m
Frontier
Sat 5/308:20 pm
BNA
- BOI
1 stop17h 10m
Frontier
Deal found 4/17![Frontier logo]()
$196
This American Airlines deal was found by Cheapflights users on 4/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/284:05 pm
BOI
- BNA
1 stop6h 21m
American Airlines
Tue 6/95:00 am
BNA
- BOI
1 stop6h 29m
American Airlines
Deal found 4/18![American Airlines logo]()
$294
This Delta deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” 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 5/293:23 pm
BOI
- BNA
1 stop8h 13m
Delta
Sat 5/306:00 am
BNA
- BOI
1 stop8h 18m
Delta
Deal found 4/17![Delta logo]()
$293
This American Airlines deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” 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 5/294:05 pm
BOI
- BNA
1 stop6h 21m
American Airlines
Sat 5/305:00 am
BNA
- BOI
1 stop7h 19m
American Airlines
Deal found 4/15![American Airlines logo]()
$321
One-way flights from Idaho to TennesseeSearch for one-way flight options from Idaho to Tennessee. Find affordable one-way fares based on user searches. Data last updated April 19, 2026.
Search for one-way flight options from Idaho to Tennessee. Find affordable one-way fares based on user searches. Data last updated April 19, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” 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 5/1510:21 pm
IDA
- BNA
2 stops18h 52m
Multiple Airlines
Deal found 4/15![Multiple Airlines logo]()
$122
This Delta deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” 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 5/131:11 pm
GEG
- BNA
1 stop8h 59m
Delta
Deal found 4/17![Delta logo]()
$132
This CheapOair deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” 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.
Sun 6/211:25 pm
BOI
- BNA
1 stop20h 59m
Frontier
Deal found 4/15![Frontier logo]()
$137
This Southwest deal was found by Cheapflights users on 4/19. 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.
Wed 8/197:05 am
BOI
- TYS
2 stops9h 50m
Southwest
Deal found 4/19![Southwest logo]()
$144
This Delta deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” 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 5/2711:39 pm
BOI
- BNA
1 stop7h 56m
Delta
Deal found 4/16![Delta logo]()
$147
This Delta deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” 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 6/13:14 pm
BOI
- BNA
1 stop7h 54m
Delta
Deal found 4/15![Delta logo]()
$155
This Alaska Airlines deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/14:19 pm
BOI
- BNA
1 stop12h 32m
Alaska Airlines
Deal found 4/17![Alaska Airlines logo]()
$160
This Delta deal was found by Cheapflights users on 4/18. 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.
Fri 7/171:01 pm
GEG
- BNA
1 stop8h 54m
Delta
Deal found 4/18![Delta logo]()
$164
This American Airlines deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” 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 5/2812:52 pm
JAC
- BNA
1 stop8h 15m
American Airlines
Deal found 4/16![American Airlines logo]()
$166
This Delta deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” 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 5/1511:39 pm
BOI
- BNA
1 stop7h 56m
Delta
Deal found 4/17![Delta logo]()
$170
This Delta deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” 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 8/57:40 am
JAC
- BNA
2 stops9h 50m
Delta
Deal found 4/17![Delta logo]()
$171
This Kiwi.com deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” 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 6/91:25 pm
BOI
- BNA
2 stops25h 59m
Frontier
Deal found 4/16![Frontier logo]()
$178
Find flight deals from Idaho to Tennessee
Keep the following information in mind while searching for Idaho to Tennessee flight deals. Data was last updated April 19, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $196 (CheapOair) |
One-way from | $122 (Kiwi.com) |
Popular in | June |
Cheapest in | January |
Average price | $397 |
Cheapflights Fare Finder
Customize your flight search to find flights from Idaho to Tennessee 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 April 19, 2026.
Use the filters below to find and compare flights from Idaho to Tennessee that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SpokaneNashville
GEG - BNA
GEGBNA
Spokane
Mon 6/1
10:40 pm-10:17 am
1 stop9h 37m
Nashville Intl
Wed 6/3
2:50 pm-11:18 pm
1 stop10h 28m
$263
SpokaneChattanooga
GEG - CHA
GEGCHA
Spokane
Fri 9/4
10:45 pm-9:49 am
1 stop8h 04m
Chattanooga Lovell Field
Sun 9/6
6:30 am-11:24 am
1 stop7h 54m
$293
BoiseNashville
BOI - BNA
BOIBNA
Boise Air Term. Gowen Fld
Fri 7/3
3:05 pm-11:59 pm
1 stop7h 54m
Nashville Intl
Sun 7/5
6:00 am-10:58 am
1 stop5h 58m
$316
SpokaneNashville
GEG - BNA
GEGBNA
Spokane
Sat 6/27
2:23 pm-10:29 pm
1 stop6h 06m
Nashville Intl
Fri 7/3
4:05 pm-11:16 pm
1 stop9h 11m
$321
BoiseNashville
BOI - BNA
BOIBNA
Boise Air Term. Gowen Fld
Tue 5/12
3:14 pm-12:10 am
1 stop7h 56m
Nashville Intl
Sat 5/16
6:00 am-1:18 pm
1 stop8h 18m
$345
BoiseNashville
BOI - BNA
BOIBNA
Boise Air Term. Gowen Fld
Sat 6/13
3:31 pm-11:59 pm
1 stop7h 28m
Nashville Intl
Mon 6/15
6:00 am-10:58 am
1 stop5h 58m
$346
BoiseNashville
BOI - BNA
BOIBNA
Boise Air Term. Gowen Fld
Tue 6/30
6:43 am-4:02 pm
1 stop8h 19m
Nashville Intl
Mon 7/6
5:20 pm-11:55 pm
1 stop7h 35m
$346
SpokaneNashville
GEG - BNA
GEGBNA
Spokane
Mon 6/1
8:38 pm-5:51 am
1 stop7h 13m
Nashville Intl
Wed 6/3
7:03 pm-11:59 pm
1 stop6h 56m
$352
BoiseChattanooga
BOI - CHA
BOICHA
Boise Air Term. Gowen Fld
Sat 7/25
3:06 pm-11:59 pm
1 stop6h 53m
Chattanooga Lovell Field
Tue 7/28
4:25 pm-11:05 pm
1 stop8h 40m
$353
BoiseNashville
BOI - BNA
BOIBNA
Boise Air Term. Gowen Fld
Thu 6/4
3:23 pm-12:36 am
1 stop8h 13m
Nashville Intl
Sun 6/7
6:00 am-1:51 pm
1 stop8h 51m
$354
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Idaho to Tennessee
Have a flexible travel schedule? Discover the best time to fly to Tennessee from Idaho with our price prediction graph.
IDA-BNA
GEG-BNA
BOI-BNA
BOI-TYS
JAC-BNA
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Idaho to Tennessee
USID-USTN
IDA-BNA
GEG-BNA
BOI-BNA
BOI-TYS
What is the cheapest month to book a flight from Idaho to Tennessee?
Currently, October is the cheapest month in which you can book a flight from Idaho to Tennessee (average of $41). Flying from Idaho to Tennessee in December is currently the most expensive (average of $280). 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 Idaho to Tennessee?
Reviews of airlines servicing Tennessee
Get insights into the airlines that provide service to Tennessee. 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 Tennessee. Reviews last updated April 19, 2026.
Get a feel of what it's like to fly with Southwest,Alaska Airlines, andDelta from Idaho to Tennessee by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Food
7.0
Overall
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Food
7.0
Overall
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Food
7.0
Overall
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Food
7.0
Overall
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Food
7.0
Overall
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Food
7.0
Overall
8.0
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Related info for your journey
Find useful and relevant information for your journey from Idaho to Tennessee. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Alternative routes for Idaho to Tennessee
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Tennessee by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Idaho to Tennessee by cabin class
Find flights from Idaho to Tennessee, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Idaho and Tennessee flights
Browse other Idaho and Tennessee flight options. Last updated on April 19, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Tennessee
Find the right flight back to Idaho after your stay in Tennessee
Idaho to Tennessee flights
Consider these flights traveling from Idaho to Tennessee.
Top 5 airlines flying from Idaho to Tennessee
Discover the top 5 airlines that operate flights from Idaho to Tennessee. 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 April 19, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$108 | Average$457 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$204 | Average$479 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$243 | Average$508 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$273 | Average$526 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$303 | Average$425 | FlexibilityNo cancel fee | On-time63% |