$130+ 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 5/7. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — BNA
May 10 — May 171
Round-trip
1 adult, Economy
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Find cheap flights from Idaho to Tennessee with Cheapflights
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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 10, 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 10, 2026.
This Frontier deal was found by Cheapflights users on 4/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/812:33 pm
GEG
- BNA
1 stop27h 40m
Frontier
Thu 5/147:08 pm
BNA
- GEG
1 stop18h 30m
Frontier
Deal found 4/9![Frontier logo]()
$188
This CheapOair deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” 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
Mon 6/18:20 pm
BNA
- BOI
1 stop17h 10m
Frontier
Deal found 4/7![Frontier logo]()
$221
This Delta deal was found by Cheapflights users on 4/4. Clicking the “Pick Dates” 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 5/2610:40 pm
GEG
- BNA
1 stop6h 57m
Delta
Tue 6/27:27 pm
BNA
- GEG
1 stop6h 08m
Delta
Deal found 4/4![Delta logo]()
$263
This Southwest deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” 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 6/22:40 pm
GEG
- BNA
1 stop12h 35m
Southwest
Sat 6/68:05 am
BNA
- GEG
1 stop7h 35m
Southwest
Deal found 4/7![Southwest logo]()
$268
This Southwest deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” 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 5/75:35 pm
GEG
- BNA
2 stops8h 55m
Southwest
Tue 5/123:10 pm
BNA
- GEG
2 stops9h 45m
Southwest
Deal found 4/7![Southwest logo]()
$273
This Kiwi.com deal was found by Cheapflights users on 4/8. 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 Kiwi.com 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 6/68:20 pm
BNA
- BOI
1 stop17h 10m
Frontier
Deal found 4/8![Frontier logo]()
$277
This American Airlines deal was found by Cheapflights users on 4/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/265:44 am
GEG
- BNA
1 stop6h 45m
American Airlines
Tue 6/25:00 am
BNA
- GEG
1 stop9h 01m
American Airlines
Deal found 4/9![American Airlines logo]()
$279
This CheapOair deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” 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 8/181:04 pm
BOI
- BNA
1 stop21h 00m
Frontier
Sat 8/2211:59 am
BNA
- BOI
1 stop25h 10m
Frontier
Deal found 4/7![Frontier logo]()
$281
This Delta deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” 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 7/216:20 am
GEG
- BNA
1 stop10h 04m
Delta
Tue 7/287:00 am
BNA
- GEG
1 stop7h 16m
Delta
Deal found 4/7![Delta logo]()
$283
This United Airlines deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” 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 11/261:45 pm
GEG
- BNA
1 stop5h 49m
United Airlines
Mon 12/711:15 am
BNA
- GEG
2 stops11h 54m
United Airlines
Deal found 4/7![United Airlines logo]()
$288
This American Airlines deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” 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 7/283:20 pm
BNA
- GEG
1 stop7h 25m
American Airlines
Deal found 4/7![American Airlines logo]()
$291
This Delta deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” 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 5/611:35 pm
BOI
- BNA
1 stop8h 00m
Delta
Tue 5/124:20 pm
BNA
- BOI
1 stop8h 26m
Delta
Deal found 4/5![Delta logo]()
$293
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 10, 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 10, 2026.
This Delta deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” 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 5/232:16 pm
GEG
- BNA
1 stop6h 20m
Delta
Wed 5/277:27 pm
BNA
- GEG
1 stop6h 08m
Delta
Deal found 4/5![Delta logo]()
$263
This Southwest deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” 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 5/21:10 pm
GEG
- BNA
1 stop6h 15m
Southwest
Wed 5/65:55 pm
BNA
- GEG
1 stop7h 30m
Southwest
Deal found 4/5![Southwest logo]()
$263
This United Airlines deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” 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 9/12:44 pm
BOI
- BNA
1 stop5h 25m
United Airlines
Sun 9/66:00 am
BNA
- BOI
1 stop6h 25m
United Airlines
Deal found 4/5![United Airlines logo]()
$316
This American Airlines deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” 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 9/212:12 pm
IDA
- BNA
2 stops11h 09m
American Airlines
Wed 9/95:34 am
BNA
- IDA
1 stop7h 38m
American Airlines
Deal found 4/5![American Airlines logo]()
$354
This Alaska Airlines deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” 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 6/25:00 am
GEG
- BNA
1 stop11h 03m
Alaska Airlines
Wed 6/37:03 pm
BNA
- GEG
1 stop6h 56m
Alaska Airlines
Deal found 4/6![Alaska Airlines logo]()
$409
This Southwest deal was found by Cheapflights users on 4/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/82:50 pm
GEG
- BNA
1 stop5h 50m
Southwest
Thu 5/144:20 pm
BNA
- GEG
2 stops10h 10m
Southwest
Deal found 4/9![Southwest logo]()
$300
This Delta deal was found by Cheapflights users on 4/9. 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.
Thu 9/32:45 pm
BOI
- BNA
1 stop8h 17m
Delta
Thu 9/107:00 am
BNA
- BOI
1 stop9h 01m
Delta
Deal found 4/9![Delta logo]()
$309
This Kiwi.com deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/129:45 am
IDA
- TYS
1 stop11h 11m
Multiple Airlines
Sat 7/185:59 pm
TYS
- IDA
2 stops40h 58m
Multiple Airlines
Deal found 4/6![Multiple Airlines logo]()
$644
This Southwest deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” 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 5/15:35 pm
GEG
- BNA
1 stop9h 25m
Southwest
Wed 5/66:15 am
BNA
- GEG
2 stops8h 50m
Southwest
Deal found 4/5![Southwest logo]()
$300
This Delta deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” 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 5/411:35 pm
BOI
- BNA
1 stop8h 17m
Delta
Mon 5/116:54 pm
BNA
- BOI
1 stop5h 52m
Delta
Deal found 4/6![Delta logo]()
$309
This United Airlines deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2812:30 pm
GEG
- BNA
1 stop9h 05m
United Airlines
Thu 10/12:26 pm
BNA
- GEG
1 stop8h 43m
United Airlines
Deal found 4/6![United Airlines logo]()
$383
This Southwest deal was found by Cheapflights users on 4/4. Clicking the “Pick Dates” 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 6/63:15 pm
BOI
- BNA
1 stop7h 20m
Southwest
Thu 6/1110:40 pm
BNA
- BOI
1 stop13h 45m
Southwest
Deal found 4/4![Southwest logo]()
$326
This Delta deal was found by Cheapflights users on 4/4. Clicking the “Pick Dates” 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 5/610:40 pm
GEG
- BNA
1 stop7h 55m
Delta
Mon 5/117:27 pm
BNA
- GEG
1 stop6h 08m
Delta
Deal found 4/4![Delta logo]()
$331
This American Airlines deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” 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 4/217:48 am
IDA
- TYS
2 stops14h 08m
American Airlines
Sat 4/256:00 am
TYS
- IDA
1 stop9h 13m
American Airlines
Deal found 4/5![American Airlines logo]()
$404
This Delta deal was found by Cheapflights users on 4/4. Clicking the “Pick Dates” 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 8/2010:45 pm
GEG
- BNA
1 stop7h 48m
Delta
Sun 8/237:00 am
BNA
- GEG
1 stop9h 06m
Delta
Deal found 4/4![Delta logo]()
$331
This United Airlines deal was found by Cheapflights users on 4/4. Clicking the “Pick Dates” 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 8/205:00 am
GEG
- BNA
1 stop6h 35m
United Airlines
Sun 8/236:30 am
BNA
- GEG
2 stops10h 28m
United Airlines
Deal found 4/4![United Airlines logo]()
$404
This American Airlines deal was found by Cheapflights users on 4/4. Clicking the “Pick Dates” 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 6/211:19 am
BOI
- TYS
2 stops10h 40m
American Airlines
Tue 6/95:33 pm
TYS
- BOI
1 stop6h 56m
American Airlines
Deal found 4/4![American Airlines logo]()
$407
This Alaska Airlines deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” 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 8/291:45 pm
IDA
- BNA
1 stop9h 10m
Alaska Airlines
Wed 9/27:00 am
BNA
- IDA
1 stop9h 37m
Alaska Airlines
Deal found 4/7![Alaska Airlines logo]()
$449
This United Airlines deal was found by Cheapflights users on 4/9. 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.
Mon 6/17:25 pm
GEG
- BNA
1 stop9h 12m
United Airlines
Wed 6/36:30 am
BNA
- GEG
2 stops10h 42m
United Airlines
Deal found 4/9![United Airlines logo]()
$405
This Delta deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” 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 8/191:43 pm
BOI
- BNA
1 stop8h 06m
Delta
Sun 8/237:16 pm
BNA
- BOI
1 stop5h 40m
Delta
Deal found 4/6![Delta logo]()
$336
This American Airlines deal was found by Cheapflights users on 4/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/221:41 pm
BOI
- CHA
1 stop8h 03m
American Airlines
Tue 4/285:44 pm
CHA
- BOI
1 stop6h 54m
American Airlines
Deal found 4/8![American Airlines logo]()
$419
This Southwest deal was found by Cheapflights users on 4/4. Clicking the “Pick Dates” 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 4/2711:15 am
BOI
- BNA
2 stops8h 50m
Southwest
Thu 4/3011:35 am
BNA
- BOI
2 stops11h 15m
Southwest
Deal found 4/4![Southwest logo]()
$385
This United Airlines deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” 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 5/287:25 pm
GEG
- TYS
2 stops11h 40m
United Airlines
Tue 6/24:56 pm
TYS
- GEG
1 stop7h 09m
United Airlines
Deal found 4/7![United Airlines logo]()
$407
This American Airlines deal was found by Cheapflights users on 4/9. 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.
Sat 7/253:06 pm
BOI
- CHA
1 stop6h 53m
American Airlines
Tue 7/286:15 am
CHA
- BOI
1 stop7h 06m
American Airlines
Deal found 4/9![American Airlines logo]()
$420
This Alaska Airlines deal was found by Cheapflights users on 4/4. Clicking the “Pick Dates” 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 9/171:45 pm
IDA
- BNA
1 stop9h 11m
Alaska Airlines
Mon 9/215:11 pm
BNA
- IDA
1 stop20h 57m
Alaska Airlines
Deal found 4/4![Alaska Airlines logo]()
$509
This Southwest deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” 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 5/163:25 pm
BOI
- BNA
1 stop12h 35m
Southwest
Tue 5/265:55 pm
BNA
- BOI
1 stop7h 30m
Southwest
Deal found 4/7![Southwest logo]()
$390
This Delta deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” 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 9/102:45 pm
BOI
- BNA
1 stop8h 17m
Delta
Sun 9/136:00 am
BNA
- BOI
1 stop9h 03m
Delta
Deal found 4/5![Delta logo]()
$384
This United Airlines deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” 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 8/257:01 pm
BOI
- CHA
2 stops13h 08m
United Airlines
Sat 8/292:01 pm
CHA
- BOI
2 stops11h 49m
United Airlines
Deal found 4/5![United Airlines logo]()
$423
This Southwest deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” 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.
Sun 5/175:10 pm
BOI
- BNA
1 stop7h 45m
Southwest
Fri 5/222:45 pm
BNA
- BOI
1 stop11h 15m
Southwest
Deal found 4/5![Southwest logo]()
$395
This American Airlines deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” 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 5/2812:51 pm
GEG
- TYS
1 stop8h 05m
American Airlines
Tue 6/25:00 am
TYS
- GEG
2 stops11h 14m
American Airlines
Deal found 4/7![American Airlines logo]()
$439
Last-minute flights from Idaho to TennesseeDiscover last-minute flight deals from Idaho to Tennessee. Data last updated April 10, 2026 and is based on user searches.
Discover last-minute flight deals from Idaho to Tennessee. Data last updated April 10, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/2611:44 am
GEG
- BNA
1 stop26h 11m
Multiple Airlines
Tue 5/57:17 pm
BNA
- GEG
2 stops51h 12m
Multiple Airlines
Deal found 4/5![Multiple Airlines logo]()
$294
This Southwest deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” 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 5/21:10 pm
GEG
- BNA
2 stops9h 00m
Southwest
Wed 5/62:30 pm
BNA
- GEG
1 stop10h 25m
Southwest
Deal found 4/5![Southwest logo]()
$268
This Delta deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” 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 5/611:35 pm
BOI
- BNA
1 stop8h 00m
Delta
Tue 5/124:20 pm
BNA
- BOI
1 stop8h 26m
Delta
Deal found 4/5![Delta logo]()
$293
This Southwest deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” 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 5/75:35 pm
GEG
- BNA
2 stops8h 55m
Southwest
Tue 5/123:10 pm
BNA
- GEG
2 stops9h 45m
Southwest
Deal found 4/7![Southwest logo]()
$273
This Delta deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” 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 5/710:40 pm
GEG
- BNA
1 stop7h 55m
Delta
Tue 5/124:20 pm
BNA
- GEG
1 stop8h 46m
Delta
Deal found 4/7![Delta logo]()
$283
This Southwest deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” 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 5/71:30 pm
GEG
- BNA
1 stop8h 35m
Southwest
Fri 5/154:35 pm
BNA
- GEG
1 stop7h 45m
Southwest
Deal found 4/5![Southwest logo]()
$295
This Frontier deal was found by Cheapflights users on 4/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/812:33 pm
GEG
- BNA
1 stop27h 40m
Frontier
Thu 5/147:08 pm
BNA
- GEG
1 stop18h 30m
Frontier
Deal found 4/9![Frontier logo]()
$188
This CheapOair deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” 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
Mon 6/18:20 pm
BNA
- BOI
1 stop17h 10m
Frontier
Deal found 4/7![Frontier logo]()
$221
This Delta deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” 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 5/261:11 pm
GEG
- BNA
1 stop8h 59m
Delta
Tue 6/27:29 am
BNA
- GEG
1 stop10h 04m
Delta
Deal found 4/5![Delta logo]()
$263
This Kiwi.com deal was found by Cheapflights users on 4/8. 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 Kiwi.com 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 6/68:20 pm
BNA
- BOI
1 stop17h 10m
Frontier
Deal found 4/8![Frontier logo]()
$277
This American Airlines deal was found by Cheapflights users on 4/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/265:44 am
GEG
- BNA
1 stop6h 45m
American Airlines
Tue 6/25:00 am
BNA
- GEG
1 stop9h 01m
American Airlines
Deal found 4/9![American Airlines logo]()
$279
This Southwest deal was found by Cheapflights users on 4/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/287:55 pm
BOI
- BNA
1 stop8h 05m
Southwest
Tue 6/95:45 pm
BNA
- BOI
2 stops7h 45m
Southwest
Deal found 4/8![Southwest logo]()
$298
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 10, 2026.
Search for one-way flight options from Idaho to Tennessee. Find affordable one-way fares based on user searches. Data last updated April 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” 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 5/79:19 pm
GEG
- BNA
2 stops42h 54m
Multiple Airlines
Deal found 4/7![Multiple Airlines logo]()
$130
This United Airlines deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” 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 5/217:25 pm
GEG
- BNA
1 stop9h 12m
United Airlines
Deal found 4/5![United Airlines logo]()
$132
This Kiwi.com deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” 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 6/161:04 pm
BOI
- MEM
1 stop29h 10m
Frontier
Deal found 4/6![Frontier logo]()
$133
This CheapOair deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” 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 6/211:04 pm
BOI
- BNA
1 stop21h 00m
Frontier
Deal found 4/6![Frontier logo]()
$137
This American Airlines deal was found by Cheapflights users on 4/9. 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.
Sat 8/226:30 am
GEG
- BNA
2 stops10h 03m
American Airlines
Deal found 4/9![American Airlines logo]()
$137
This Delta deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” 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 8/2410:45 pm
GEG
- BNA
1 stop9h 04m
Delta
Deal found 4/7![Delta logo]()
$142
This Kiwi.com deal was found by Cheapflights users on 4/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/33:13 pm
BOI
- BNA
3 stops50h 09m
Multiple Airlines
Deal found 4/8![Multiple Airlines logo]()
$145
This Delta deal was found by Cheapflights users on 4/8. 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 4/295:40 am
BOI
- BNA
1 stop9h 23m
Delta
Deal found 4/8![Delta logo]()
$147
This American Airlines deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” 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 5/162:14 pm
BOI
- BNA
2 stops8h 19m
American Airlines
Deal found 4/6![American Airlines logo]()
$152
This American Airlines deal was found by Cheapflights users on 4/4. Clicking the “Pick Dates” 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 6/166:30 am
GEG
- BNA
2 stops9h 17m
American Airlines
Deal found 4/4![American Airlines logo]()
$154
This Southwest deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” 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 5/44:20 pm
BOI
- BNA
1 stop5h 20m
Southwest
Deal found 4/5![Southwest logo]()
$155
This Delta deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” 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 4/7![Delta logo]()
$157
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 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $188 (Frontier) |
One-way from | $130 (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 10, 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
Sat 5/23
2:16 pm-10:36 pm
1 stop6h 20m
Nashville Intl
Wed 5/27
7:27 pm-11:35 pm
1 stop6h 08m
$263
SpokaneNashville
GEG - BNA
GEGBNA
Spokane
Sat 5/2
1:10 pm-9:25 pm
1 stop6h 15m
Nashville Intl
Wed 5/6
5:55 pm-11:25 pm
1 stop7h 30m
$263
SpokaneNashville
GEG - BNA
GEGBNA
Spokane
Fri 5/8
2:50 pm-10:40 pm
1 stop5h 50m
Nashville Intl
Thu 5/14
4:20 pm-12:30 am
2 stops10h 10m
$300
SpokaneNashville
GEG - BNA
GEGBNA
Spokane
Fri 5/1
5:35 pm-5:00 am
1 stop9h 25m
Nashville Intl
Wed 5/6
6:15 am-1:05 pm
2 stops8h 50m
$300
BoiseNashville
BOI - BNA
BOIBNA
Boise Air Term. Gowen Fld
Thu 9/3
2:45 pm-12:02 am
1 stop8h 17m
Nashville Intl
Thu 9/10
7:00 am-3:01 pm
1 stop9h 01m
$309
BoiseNashville
BOI - BNA
BOIBNA
Boise Air Term. Gowen Fld
Mon 5/4
11:35 pm-8:52 am
1 stop8h 17m
Nashville Intl
Mon 5/11
6:54 pm-11:46 pm
1 stop5h 52m
$309
Quickest round-trip
BoiseNashville
BOI - BNA
BOIBNA
Boise Air Term. Gowen Fld
Tue 9/1
2:44 pm-9:09 pm
1 stop5h 25m
Nashville Intl
Sun 9/6
6:00 am-11:25 am
1 stop6h 25m
$316
BoiseNashville
BOI - BNA
BOIBNA
Boise Air Term. Gowen Fld
Sat 6/6
3:15 pm-11:35 pm
1 stop7h 20m
Nashville Intl
Thu 6/11
10:40 pm-11:25 am
1 stop13h 45m
$326
SpokaneNashville
GEG - BNA
GEGBNA
Spokane
Wed 5/6
10:40 pm-8:35 am
1 stop7h 55m
Nashville Intl
Mon 5/11
7:27 pm-11:35 pm
1 stop6h 08m
$331
SpokaneNashville
GEG - BNA
GEGBNA
Spokane
Thu 8/20
10:45 pm-8:33 am
1 stop7h 48m
Nashville Intl
Sun 8/23
7:00 am-2:06 pm
1 stop9h 06m
$331
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.
GEG-BNA
BOI-BNA
GEG-TYS
BOI-MEM
BOI-TYS
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
GEG-BNA
BOI-BNA
GEG-TYS
BOI-MEM
What is the cheapest month to book a flight from Idaho to Tennessee?
Currently, January is the cheapest month in which you can book a flight from Idaho to Tennessee (average of $108). Flying from Idaho to Tennessee in December is currently the most expensive (average of $318). 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 10, 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.
Boarding
8.1
Overall
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Overall
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Overall
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Overall
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Overall
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Overall
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Comfort
8.0
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
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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 10, 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 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$108 | Average$449 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$204 | Average$485 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$243 | Average$500 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$273 | Average$516 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$303 | Average$426 | FlexibilityNo cancel fee | On-time63% |