$128+ 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 5/3. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — BNA
Apr 6 — Apr 131
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 March 7, 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 March 7, 2026.
This Delta deal was found by Cheapflights users on 3/6. 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 4/85:52 am
BOI
- BNA
1 stop9h 11m
Delta
Tue 4/144:58 pm
BNA
- BOI
1 stop8h 19m
Delta
Deal found 3/6![Delta logo]()
$227
This Delta deal was found by Cheapflights users on 3/6. 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.
Thu 4/97:15 am
GEG
- BNA
1 stop6h 48m
Delta
Mon 4/134:58 pm
BNA
- GEG
1 stop8h 17m
Delta
Deal found 3/6![Delta logo]()
$227
This Delta deal was found by Cheapflights users on 3/6. 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.
Fri 4/247:38 pm
GEG
- BNA
2 stops11h 30m
Delta
Mon 4/274:58 pm
BNA
- GEG
1 stop9h 22m
Delta
Deal found 3/6![Delta logo]()
$232
This Delta deal was found by Cheapflights users on 3/6. 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.
Tue 5/57:24 am
BOI
- BNA
2 stops9h 51m
Delta
Tue 5/121:58 pm
BNA
- BOI
2 stops10h 57m
Delta
Deal found 3/6![Delta logo]()
$237
This Delta deal was found by Cheapflights users on 3/6. 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 4/2211:25 am
GEG
- BNA
2 stops10h 34m
Delta
Sat 4/2511:51 am
BNA
- GEG
2 stops11h 11m
Delta
Deal found 3/6![Delta logo]()
$237
This CheapOair deal was found by Cheapflights users on 3/5. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/2211:33 am
GEG
- BNA
1 stop24h 41m
Frontier
Wed 3/253:01 pm
BNA
- GEG
1 stop21h 46m
Frontier
Deal found 3/5![Frontier logo]()
$261
This Delta deal was found by Cheapflights users on 3/7. 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.
Fri 10/1611:30 pm
BOI
- CHA
1 stop7h 36m
Delta
Fri 10/233:15 pm
CHA
- BOI
1 stop9h 26m
Delta
Deal found 3/7![Delta logo]()
$273
This United Airlines deal was found by Cheapflights users on 3/6. 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.
Wed 7/812:38 pm
BOI
- CHA
1 stop6h 11m
United Airlines
Tue 7/141:56 pm
CHA
- BOI
2 stops11h 59m
United Airlines
Deal found 3/6![United Airlines logo]()
$278
This CheapOair deal was found by Cheapflights users on 3/5. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2112:21 pm
BOI
- MEM
1 stop25h 03m
Frontier
Wed 5/273:19 pm
MEM
- BOI
1 stop20h 57m
Frontier
Deal found 3/5![Frontier logo]()
$281
This Delta deal was found by Cheapflights users on 3/6. 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 5/67:15 am
GEG
- BNA
1 stop6h 48m
Delta
Sat 5/94:20 pm
BNA
- GEG
1 stop8h 46m
Delta
Deal found 3/6![Delta logo]()
$282
This Kiwi.com deal was found by Cheapflights users on 3/6. 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.
Thu 5/2812:21 pm
BOI
- TYS
1 stop28h 52m
Frontier
Wed 6/38:08 pm
TYS
- BOI
1 stop17h 08m
Frontier
Deal found 3/6![Frontier logo]()
$284
This Delta deal was found by Cheapflights users on 3/6. 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.
Thu 4/95:00 am
GEG
- BNA
1 stop9h 03m
Delta
Sat 4/114:58 pm
BNA
- GEG
1 stop9h 05m
Delta
Deal found 3/6![Delta logo]()
$286
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 March 7, 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 March 7, 2026.
This Delta deal was found by Cheapflights users on 3/6. 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 4/81:45 pm
BOI
- BNA
1 stop9h 07m
Delta
Mon 4/134:58 pm
BNA
- BOI
1 stop8h 19m
Delta
Deal found 3/6![Delta logo]()
$227
This United Airlines deal was found by Cheapflights users on 3/6. 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.
Sat 4/252:30 pm
IDA
- BNA
1 stop5h 48m
United Airlines
Thu 4/307:00 am
BNA
- IDA
1 stop7h 25m
United Airlines
Deal found 3/6![United Airlines logo]()
$309
This Southwest deal was found by Cheapflights users on 3/4. 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.
Tue 4/2110:05 am
BOI
- BNA
2 stops7h 00m
Southwest
Tue 4/285:55 pm
BNA
- BOI
1 stop7h 30m
Southwest
Deal found 3/4![Southwest logo]()
$322
This Alaska Airlines deal was found by Cheapflights users on 3/6. 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.
Mon 3/305:59 pm
IDA
- BNA
1 stop10h 41m
Alaska Airlines
Fri 4/36:53 pm
BNA
- IDA
1 stop28h 59m
Alaska Airlines
Deal found 3/6![Alaska Airlines logo]()
$373
This American Airlines deal was found by Cheapflights users on 3/4. 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.
Wed 4/156:05 am
GEG
- TYS
2 stops11h 13m
American Airlines
Thu 4/301:20 pm
TYS
- GEG
1 stop10h 13m
American Airlines
Deal found 3/4![American Airlines logo]()
$414
This Kiwi.com deal was found by Cheapflights users on 3/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/411:35 am
GEG
- TYS
1 stop28h 38m
Multiple Airlines
Sat 6/137:10 am
TYS
- GEG
2 stops39h 47m
Multiple Airlines
Deal found 3/2![Multiple Airlines logo]()
$446
This Delta deal was found by Cheapflights users on 3/6. 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.
Thu 4/236:15 am
GEG
- BNA
1 stop7h 48m
Delta
Sat 4/2511:51 am
BNA
- GEG
2 stops11h 11m
Delta
Deal found 3/6![Delta logo]()
$232
This Delta deal was found by Cheapflights users on 3/6. 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 4/295:40 am
BOI
- BNA
1 stop9h 23m
Delta
Sat 5/27:05 am
BNA
- BOI
1 stop8h 58m
Delta
Deal found 3/6![Delta logo]()
$292
This United Airlines deal was found by Cheapflights users on 3/6. 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.
Wed 4/1510:35 am
BOI
- BNA
2 stops10h 26m
United Airlines
Sat 4/186:00 am
BNA
- BOI
1 stop6h 49m
United Airlines
Deal found 3/6![United Airlines logo]()
$322
This Southwest deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/62:25 pm
GEG
- BNA
1 stop6h 40m
Southwest
Sun 5/105:10 am
BNA
- GEG
2 stops10h 45m
Southwest
Deal found 3/3![Southwest logo]()
$362
This Alaska Airlines deal was found by Cheapflights users on 3/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/217:20 am
GEG
- BNA
1 stop14h 36m
Alaska Airlines
Thu 7/236:00 pm
BNA
- GEG
1 stop7h 59m
Alaska Airlines
Deal found 3/2![Alaska Airlines logo]()
$387
This Delta deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/15:40 am
BOI
- BNA
1 stop9h 23m
Delta
Sun 5/34:58 pm
BNA
- BOI
1 stop8h 19m
Delta
Deal found 3/3![Delta logo]()
$323
This Southwest deal was found by Cheapflights users on 3/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1510:05 am
BOI
- BNA
2 stops7h 45m
Southwest
Sat 4/189:40 am
BNA
- BOI
2 stops7h 35m
Southwest
Deal found 3/6![Southwest logo]()
$364
This United Airlines deal was found by Cheapflights users on 3/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/22:30 pm
IDA
- BNA
1 stop6h 16m
United Airlines
Sat 4/47:00 am
BNA
- IDA
1 stop7h 24m
United Airlines
Deal found 3/2![United Airlines logo]()
$373
This Delta deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/237:24 am
BOI
- BNA
1 stop7h 39m
Delta
Mon 4/274:58 pm
BNA
- BOI
1 stop8h 19m
Delta
Deal found 3/3![Delta logo]()
$323
This United Airlines deal was found by Cheapflights users on 3/6. 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.
Sat 5/95:00 am
GEG
- MEM
1 stop7h 27m
United Airlines
Tue 5/123:23 pm
MEM
- GEG
1 stop7h 53m
United Airlines
Deal found 3/6![United Airlines logo]()
$379
This Southwest deal was found by Cheapflights users on 3/7. 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 4/162:50 pm
GEG
- MEM
1 stop5h 25m
Southwest
Sat 4/185:35 pm
MEM
- GEG
1 stop5h 40m
Southwest
Deal found 3/7![Southwest logo]()
$379
This Delta deal was found by Cheapflights users on 3/4. 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.
Mon 3/301:45 pm
BOI
- BNA
1 stop9h 07m
Delta
Fri 4/104:58 pm
BNA
- BOI
1 stop7h 48m
Delta
Deal found 3/4![Delta logo]()
$323
This American Airlines deal was found by Cheapflights users on 3/4. 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.
Mon 4/131:25 pm
JAC
- CHA
1 stop8h 19m
American Airlines
Sun 4/195:00 am
CHA
- JAC
2 stops9h 41m
American Airlines
Deal found 3/4![American Airlines logo]()
$497
This United Airlines deal was found by Cheapflights users on 3/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/116:15 am
BOI
- TYS
1 stop6h 51m
United Airlines
Sat 4/189:00 am
TYS
- BOI
2 stops11h 05m
United Airlines
Deal found 3/2![United Airlines logo]()
$384
This Southwest deal was found by Cheapflights users on 3/4. 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.
Thu 4/304:20 pm
BOI
- MEM
1 stop4h 55m
Southwest
Mon 5/44:10 pm
MEM
- BOI
2 stops9h 35m
Southwest
Deal found 3/4![Southwest logo]()
$384
This Delta deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/27:24 am
BOI
- BNA
1 stop7h 39m
Delta
Mon 5/44:58 pm
BNA
- BOI
1 stop8h 19m
Delta
Deal found 3/3![Delta logo]()
$323
This Southwest deal was found by Cheapflights users on 3/4. 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.
Wed 4/155:10 am
GEG
- TYS
2 stops11h 30m
Southwest
Thu 4/302:45 pm
TYS
- GEG
2 stops12h 45m
Southwest
Deal found 3/4![Southwest logo]()
$389
This Delta deal was found by Cheapflights users on 3/4. 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.
Fri 4/35:00 am
GEG
- BNA
1 stop9h 03m
Delta
Fri 4/104:58 pm
BNA
- GEG
1 stop9h 05m
Delta
Deal found 3/4![Delta logo]()
$323
This United Airlines deal was found by Cheapflights users on 3/6. 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.
Wed 4/86:15 am
BOI
- BNA
2 stops11h 11m
United Airlines
Tue 4/146:00 am
BNA
- BOI
2 stops14h 53m
United Airlines
Deal found 3/6![United Airlines logo]()
$404
This American Airlines deal was found by Cheapflights users on 3/4. 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.
Thu 4/96:00 am
GEG
- TRI
1 stop7h 38m
American Airlines
Sat 4/182:55 pm
TRI
- GEG
2 stops11h 15m
American Airlines
Deal found 3/4![American Airlines logo]()
$562
This Southwest deal was found by Cheapflights users on 3/4. 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 5/95:45 am
GEG
- MEM
2 stops9h 05m
Southwest
Mon 5/116:10 am
MEM
- GEG
2 stops10h 00m
Southwest
Deal found 3/4![Southwest logo]()
$389
This Delta deal was found by Cheapflights users on 3/7. 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 4/110:40 pm
GEG
- BNA
1 stop7h 55m
Delta
Tue 4/74:58 pm
BNA
- GEG
1 stop9h 05m
Delta
Deal found 3/7![Delta logo]()
$333
This United Airlines deal was found by Cheapflights users on 3/4. 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.
Fri 7/32:30 pm
IDA
- BNA
1 stop5h 43m
United Airlines
Fri 7/107:00 am
BNA
- IDA
1 stop7h 25m
United Airlines
Deal found 3/4![United Airlines logo]()
$413
This Southwest deal was found by Cheapflights users on 3/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/215:00 am
GEG
- BNA
2 stops9h 50m
Southwest
Thu 7/237:20 pm
BNA
- GEG
1 stop8h 00m
Southwest
Deal found 3/2![Southwest logo]()
$392
Last-minute flights from Idaho to TennesseeDiscover last-minute flight deals from Idaho to Tennessee. Data last updated March 7, 2026 and is based on user searches.
Discover last-minute flight deals from Idaho to Tennessee. Data last updated March 7, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 3/5. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/2211:33 am
GEG
- BNA
1 stop24h 41m
Frontier
Wed 3/253:01 pm
BNA
- GEG
1 stop21h 46m
Frontier
Deal found 3/5![Frontier logo]()
$261
This Southwest deal was found by Cheapflights users on 3/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/243:10 pm
GEG
- BNA
1 stop6h 30m
Southwest
Wed 3/254:05 pm
BNA
- GEG
2 stops10h 05m
Southwest
Deal found 3/2![Southwest logo]()
$302
This Delta deal was found by Cheapflights users on 3/4. 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.
Sat 3/281:45 pm
BOI
- BNA
1 stop9h 07m
Delta
Sat 4/47:00 am
BNA
- BOI
1 stop7h 05m
Delta
Deal found 3/4![Delta logo]()
$291
This United Airlines deal was found by Cheapflights users on 3/4. 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.
Mon 3/305:00 am
BOI
- BNA
1 stop5h 43m
United Airlines
Tue 4/711:32 am
BNA
- BOI
2 stops10h 50m
United Airlines
Deal found 3/4![United Airlines logo]()
$296
This Southwest deal was found by Cheapflights users on 3/4. 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 3/308:15 pm
BOI
- BNA
2 stops7h 55m
Southwest
Tue 4/74:35 pm
BNA
- BOI
2 stops8h 50m
Southwest
Deal found 3/4![Southwest logo]()
$301
This Delta deal was found by Cheapflights users on 3/6. 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 4/85:52 am
BOI
- BNA
1 stop9h 11m
Delta
Tue 4/144:58 pm
BNA
- BOI
1 stop8h 19m
Delta
Deal found 3/6![Delta logo]()
$227
This Delta deal was found by Cheapflights users on 3/6. 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.
Thu 4/97:15 am
GEG
- BNA
1 stop6h 48m
Delta
Mon 4/134:58 pm
BNA
- GEG
1 stop8h 17m
Delta
Deal found 3/6![Delta logo]()
$227
This Delta deal was found by Cheapflights users on 3/6. 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.
Thu 4/95:00 am
GEG
- BNA
1 stop9h 03m
Delta
Sat 4/114:58 pm
BNA
- GEG
1 stop9h 05m
Delta
Deal found 3/6![Delta logo]()
$286
This Delta deal was found by Cheapflights users on 3/6. 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 4/2211:25 am
GEG
- BNA
2 stops10h 34m
Delta
Sat 4/2511:51 am
BNA
- GEG
2 stops11h 11m
Delta
Deal found 3/6![Delta logo]()
$237
This Southwest deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/222:25 pm
GEG
- BNA
1 stop6h 40m
Southwest
Wed 4/296:15 am
BNA
- GEG
1 stop6h 00m
Southwest
Deal found 3/3![Southwest logo]()
$297
This Delta deal was found by Cheapflights users on 3/6. 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.
Fri 4/247:38 pm
GEG
- BNA
2 stops11h 30m
Delta
Mon 4/274:58 pm
BNA
- GEG
1 stop9h 22m
Delta
Deal found 3/6![Delta logo]()
$232
This Delta deal was found by Cheapflights users on 3/6. 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 4/295:40 am
BOI
- BNA
1 stop9h 23m
Delta
Sat 5/27:05 am
BNA
- BOI
1 stop8h 58m
Delta
Deal found 3/6![Delta logo]()
$292
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 March 7, 2026.
Search for one-way flight options from Idaho to Tennessee. Find affordable one-way fares based on user searches. Data last updated March 7, 2026.
This CheapOair deal was found by Cheapflights users on 3/4. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/311:44 am
GEG
- BNA
1 stop26h 11m
Frontier
Deal found 3/4![Frontier logo]()
$128
This United Airlines deal was found by Cheapflights users on 3/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/79:26 am
BOI
- BNA
1 stop9h 58m
United Airlines
Deal found 3/2![United Airlines logo]()
$136
This CheapOair deal was found by Cheapflights users on 3/6. 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 4/511:06 am
GEG
- BNA
1 stop25h 23m
Frontier
Deal found 3/6![Frontier logo]()
$137
This Southwest deal was found by Cheapflights users on 3/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/75:00 pm
BOI
- BNA
2 stops10h 30m
Southwest
Deal found 3/2![Southwest logo]()
$141
This United Airlines deal was found by Cheapflights users on 3/6. 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.
Tue 3/315:00 am
BOI
- BNA
1 stop7h 32m
United Airlines
Deal found 3/6![United Airlines logo]()
$146
This Delta deal was found by Cheapflights users on 3/6. 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.
Sat 4/46:15 am
GEG
- BNA
1 stop7h 48m
Delta
Deal found 3/6![Delta logo]()
$149
This Trip.com deal was found by Cheapflights users on 3/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2811:35 am
GEG
- TYS
1 stop28h 38m
Frontier
Deal found 3/2![Frontier logo]()
$153
This Delta deal was found by Cheapflights users on 3/6. 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.
Sat 4/117:30 am
BOI
- BNA
1 stop7h 33m
Delta
Deal found 3/6![Delta logo]()
$154
This Delta deal was found by Cheapflights users on 3/6. 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 4/65:00 am
GEG
- BNA
1 stop9h 03m
Delta
Deal found 3/6![Delta logo]()
$154
This CheapOair deal was found by Cheapflights users on 3/6. 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 3/2911:33 am
GEG
- BNA
1 stop24h 43m
Frontier
Deal found 3/6![Frontier logo]()
$157
This Delta deal was found by Cheapflights users on 3/4. 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 4/295:40 am
BOI
- BNA
1 stop9h 23m
Delta
Deal found 3/4![Delta logo]()
$159
This United Airlines deal was found by Cheapflights users on 3/4. 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.
Tue 4/71:46 pm
GEG
- BNA
1 stop6h 01m
United Airlines
Deal found 3/4![United Airlines logo]()
$159
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 March 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $227 (Delta) |
One-way from | $128 (CheapOair) |
Popular in | March |
Cheapest in | January |
Average price | $468 |
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 March 7, 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
BoiseNashville
BOI - BNA
BOIBNA
Boise Air Term. Gowen Fld
Wed 4/8
1:45 pm-11:52 pm
1 stop9h 07m
Nashville Intl
Mon 4/13
4:58 pm-12:17 am
1 stop8h 19m
$227
SpokaneNashville
GEG - BNA
GEGBNA
Spokane
Thu 4/23
6:15 am-4:03 pm
1 stop7h 48m
Nashville Intl
Sat 4/25
11:51 am-9:02 pm
2 stops11h 11m
$232
BoiseNashville
BOI - BNA
BOIBNA
Boise Air Term. Gowen Fld
Wed 4/29
5:40 am-4:03 pm
1 stop9h 23m
Nashville Intl
Sat 5/2
7:05 am-3:03 pm
1 stop8h 58m
$292
Idaho FallsNashville
IDA - BNA
IDABNA
Idaho Falls Fanning Field
Sat 4/25
2:30 pm-9:18 pm
1 stop5h 48m
Nashville Intl
Thu 4/30
7:00 am-1:25 pm
1 stop7h 25m
$309
BoiseNashville
BOI - BNA
BOIBNA
Boise Air Term. Gowen Fld
Tue 4/21
10:05 am-6:05 pm
2 stops7h 00m
Nashville Intl
Tue 4/28
5:55 pm-12:25 am
1 stop7h 30m
$322
BoiseNashville
BOI - BNA
BOIBNA
Boise Air Term. Gowen Fld
Wed 4/15
10:35 am-10:01 pm
2 stops10h 26m
Nashville Intl
Sat 4/18
6:00 am-11:49 am
1 stop6h 49m
$322
BoiseNashville
BOI - BNA
BOIBNA
Boise Air Term. Gowen Fld
Fri 5/1
5:40 am-4:03 pm
1 stop9h 23m
Nashville Intl
Sun 5/3
4:58 pm-12:17 am
1 stop8h 19m
$323
BoiseNashville
BOI - BNA
BOIBNA
Boise Air Term. Gowen Fld
Thu 4/23
7:24 am-4:03 pm
1 stop7h 39m
Nashville Intl
Mon 4/27
4:58 pm-12:17 am
1 stop8h 19m
$323
BoiseNashville
BOI - BNA
BOIBNA
Boise Air Term. Gowen Fld
Mon 3/30
1:45 pm-11:52 pm
1 stop9h 07m
Nashville Intl
Fri 4/10
4:58 pm-11:46 pm
1 stop7h 48m
$323
BoiseNashville
BOI - BNA
BOIBNA
Boise Air Term. Gowen Fld
Sat 5/2
7:24 am-4:03 pm
1 stop7h 39m
Nashville Intl
Mon 5/4
4:58 pm-12:17 am
1 stop8h 19m
$323
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.
BOI-BNA
IDA-BNA
GEG-TYS
GEG-BNA
GEG-MEM
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
BOI-BNA
IDA-BNA
GEG-TYS
GEG-BNA
What is the cheapest month to book a flight from Idaho to Tennessee?
Currently, April is the cheapest month in which you can book a flight from Idaho to Tennessee (average of $104). Flying from Idaho to Tennessee in December is currently the most expensive (average of $319). 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.
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 March 7, 2026.
Get a feel of what it's like to fly with Alaska Airlines, Southwest, and Delta 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.
Entertainment
7.0
Boarding
8.1
Comfort
7.8
Food
7.1
Crew
8.5
Overall
8.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Entertainment
7.0
Boarding
8.1
Comfort
7.8
Food
7.1
Crew
8.5
Overall
8.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Entertainment
7.0
Boarding
8.1
Comfort
7.8
Food
7.1
Crew
8.5
Overall
8.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Entertainment
7.0
Boarding
8.1
Comfort
7.8
Food
7.1
Crew
8.5
Overall
8.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Entertainment
7.0
Boarding
8.1
Comfort
7.8
Food
7.1
Crew
8.5
Overall
8.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Entertainment
7.0
Boarding
8.1
Comfort
7.8
Food
7.1
Crew
8.5
Overall
8.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
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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Complete your trip
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Top destinations
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 March 7, 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 March 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$108 | Average$474 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$158 | Average$481 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$260 | Average$491 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$273 | Average$516 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$277 | Average$423 | FlexibilityNo cancel fee | On-time63% |