$176+ Cheap flights from Idaho Falls (IDA) 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 6/4. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — BNA
May 29 — Jun 51
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Idaho Falls to Tennessee with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Idaho Falls to Tennessee
Cheapest
Best
Last-minute
One-way
Cheapest flights from Idaho Falls to TennesseeExplore the most affordable flight options available from Idaho Falls to Tennessee. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2026.
Explore the most affordable flight options available from Idaho Falls to Tennessee. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2026.
This Alaska Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/161:45 pm
IDA
- BNA
1 stop9h 11m
Alaska Airlines
Tue 9/225:11 pm
BNA
- IDA
1 stop20h 55m
Alaska Airlines
Deal found 4/28![Alaska Airlines logo]()
$349
This American Airlines deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” 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 9/91:44 pm
IDA
- BNA
1 stop5h 26m
American Airlines
Wed 9/165:34 am
BNA
- IDA
1 stop7h 38m
American Airlines
Deal found 4/24![American Airlines logo]()
$351
This American Airlines deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” 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 9/1612:12 pm
IDA
- BNA
2 stops10h 36m
American Airlines
Tue 9/227:00 am
BNA
- IDA
1 stop7h 44m
American Airlines
Deal found 4/25![American Airlines logo]()
$356
This American Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” 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 9/27:00 am
IDA
- BNA
1 stop8h 03m
American Airlines
Wed 9/95:34 am
BNA
- IDA
1 stop7h 38m
American Airlines
Deal found 4/28![American Airlines logo]()
$375
This American Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” 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 5/127:48 am
IDA
- TYS
2 stops14h 08m
American Airlines
Tue 5/192:49 pm
TYS
- IDA
2 stops10h 50m
American Airlines
Deal found 4/28![American Airlines logo]()
$404
This United Airlines deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” 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 5/2710:35 am
IDA
- BNA
2 stops10h 09m
United Airlines
Sat 5/307:00 am
BNA
- IDA
1 stop7h 25m
United Airlines
Deal found 4/26![United Airlines logo]()
$412
This American Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” 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 5/21:43 pm
IDA
- CHA
1 stop8h 01m
American Airlines
Mon 5/42:28 pm
CHA
- IDA
2 stops11h 11m
American Airlines
Deal found 4/28![American Airlines logo]()
$507
This American Airlines deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” 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 5/207:48 am
IDA
- TYS
2 stops14h 11m
American Airlines
Sun 5/245:00 am
TYS
- IDA
2 stops10h 38m
American Airlines
Deal found 4/26![American Airlines logo]()
$517
This American Airlines deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” 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 5/97:48 am
IDA
- TYS
2 stops14h 07m
American Airlines
Sat 5/305:33 pm
TYS
- IDA
1 stop6h 42m
American Airlines
Deal found 4/24![American Airlines logo]()
$538
This Kiwi.com deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” 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 5/319:46 am
IDA
- TYS
1 stop11h 30m
Multiple Airlines
Thu 6/47:00 am
TYS
- IDA
2 stops35h 08m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$567
This American Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” 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 6/102:19 pm
IDA
- TYS
1 stop7h 36m
American Airlines
Mon 6/155:37 am
TYS
- IDA
1 stop8h 10m
American Airlines
Deal found 4/28![American Airlines logo]()
$572
This Delta deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” 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 5/911:30 am
IDA
- TYS
2 stops10h 26m
Delta
Sat 5/303:05 pm
TYS
- IDA
2 stops9h 37m
Delta
Deal found 4/24![Delta logo]()
$580
Best flights from Idaho Falls to TennesseeDiscover carefully curated flight deals from Idaho Falls to Tennessee that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 29, 2026.
Discover carefully curated flight deals from Idaho Falls to Tennessee that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 29, 2026.
This Alaska Airlines deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/161:45 pm
IDA
- BNA
1 stop9h 11m
Alaska Airlines
Tue 9/225:11 pm
BNA
- IDA
1 stop20h 55m
Alaska Airlines
Deal found 4/26![Alaska Airlines logo]()
$349
This American Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” 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 5/127:48 am
IDA
- TYS
2 stops14h 08m
American Airlines
Tue 5/192:49 pm
TYS
- IDA
2 stops10h 50m
American Airlines
Deal found 4/28![American Airlines logo]()
$404
This Delta deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” 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 6/97:07 pm
IDA
- BNA
2 stops12h 57m
Delta
Wed 6/172:05 pm
BNA
- IDA
2 stops9h 26m
Delta
Deal found 4/24![Delta logo]()
$471
This United Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/262:30 pm
IDA
- BNA
1 stop5h 39m
United Airlines
Sat 8/298:45 am
BNA
- IDA
2 stops9h 31m
United Airlines
Deal found 4/28![United Airlines logo]()
$476
This American Airlines deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” 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 9/212:46 pm
IDA
- BNA
2 stops9h 41m
American Airlines
Wed 9/95:34 am
BNA
- IDA
1 stop7h 38m
American Airlines
Deal found 4/24![American Airlines logo]()
$428
This Alaska Airlines deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” 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 9/31:45 pm
IDA
- BNA
1 stop9h 10m
Alaska Airlines
Sun 9/66:26 pm
BNA
- IDA
1 stop22h 11m
Alaska Airlines
Deal found 4/24![Alaska Airlines logo]()
$449
This Delta deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” 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 6/113:25 pm
IDA
- BNA
1 stop6h 42m
Delta
Tue 6/162:01 pm
BNA
- IDA
1 stop5h 16m
Delta
Deal found 4/25![Delta logo]()
$494
This Alaska Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/261:45 pm
IDA
- BNA
1 stop9h 10m
Alaska Airlines
Sat 8/299:00 am
BNA
- IDA
1 stop7h 37m
Alaska Airlines
Deal found 4/28![Alaska Airlines logo]()
$456
This American Airlines deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” 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 5/207:48 am
IDA
- TYS
2 stops14h 11m
American Airlines
Sun 5/245:00 am
TYS
- IDA
2 stops10h 38m
American Airlines
Deal found 4/26![American Airlines logo]()
$517
This United Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/182:30 pm
IDA
- TYS
1 stop5h 49m
United Airlines
Tue 7/218:48 am
TYS
- IDA
1 stop6h 37m
United Airlines
Deal found 4/28![United Airlines logo]()
$611
This Alaska Airlines deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” 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 55m
Alaska Airlines
Deal found 4/27![Alaska Airlines logo]()
$506
This Delta deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” 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 5/911:30 am
IDA
- TYS
2 stops10h 26m
Delta
Sat 5/303:05 pm
TYS
- IDA
2 stops9h 37m
Delta
Deal found 4/24![Delta logo]()
$580
This Delta deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” 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 7/246:00 am
IDA
- TYS
2 stops11h 53m
Delta
Tue 1/512:00 pm
TYS
- IDA
2 stops12h 19m
Delta
Deal found 4/24![Delta logo]()
$603
This American Airlines deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” 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 7/2412:29 pm
IDA
- TYS
1 stop20h 24m
American Airlines
Tue 1/55:23 am
TYS
- IDA
1 stop9h 43m
American Airlines
Deal found 4/25![American Airlines logo]()
$682
This American Airlines deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/12:14 pm
IDA
- TYS
1 stop7h 42m
American Airlines
Mon 7/66:26 pm
TYS
- IDA
1 stop20h 58m
American Airlines
Deal found 4/24![American Airlines logo]()
$701
This Alaska Airlines deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” 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 9/106:18 am
IDA
- TYS
2 stops15h 00m
Alaska Airlines
Sun 9/136:00 am
TYS
- IDA
2 stops11h 37m
Alaska Airlines
Deal found 4/24![Alaska Airlines logo]()
$728
Last-minute flights from Idaho Falls to TennesseeDiscover last-minute flight deals from Idaho Falls to Tennessee. Data last updated April 29, 2026 and is based on user searches.
Discover last-minute flight deals from Idaho Falls to Tennessee. Data last updated April 29, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” 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 5/21:43 pm
IDA
- CHA
1 stop8h 01m
American Airlines
Mon 5/42:28 pm
CHA
- IDA
2 stops11h 11m
American Airlines
Deal found 4/28![American Airlines logo]()
$507
This United Airlines deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” 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 5/42:31 pm
IDA
- BNA
1 stop6h 26m
United Airlines
Fri 5/810:18 am
BNA
- IDA
1 stop6h 25m
United Airlines
Deal found 4/25![United Airlines logo]()
$493
This American Airlines deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” 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 5/97:48 am
IDA
- TYS
2 stops14h 07m
American Airlines
Sat 5/305:33 pm
TYS
- IDA
1 stop6h 42m
American Airlines
Deal found 4/24![American Airlines logo]()
$538
This American Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” 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 5/127:48 am
IDA
- TYS
2 stops14h 08m
American Airlines
Tue 5/192:49 pm
TYS
- IDA
2 stops10h 50m
American Airlines
Deal found 4/28![American Airlines logo]()
$404
This American Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” 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 5/147:48 am
IDA
- BNA
2 stops13h 35m
American Airlines
Mon 5/185:40 pm
BNA
- IDA
1 stop6h 59m
American Airlines
Deal found 4/29![American Airlines logo]()
$548
This American Airlines deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” 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 5/157:48 am
IDA
- BNA
1 stop6h 41m
American Airlines
Mon 5/185:40 pm
BNA
- IDA
1 stop6h 59m
American Airlines
Deal found 4/26![American Airlines logo]()
$552
This American Airlines deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” 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 5/207:48 am
IDA
- BNA
2 stops11h 12m
American Airlines
Sat 5/235:50 pm
BNA
- IDA
1 stop20h 48m
American Airlines
Deal found 4/26![American Airlines logo]()
$461
This American Airlines deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” 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 5/207:48 am
IDA
- TYS
2 stops14h 11m
American Airlines
Sun 5/245:00 am
TYS
- IDA
2 stops10h 38m
American Airlines
Deal found 4/26![American Airlines logo]()
$517
This American Airlines deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” 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 5/207:48 am
IDA
- BNA
1 stop6h 41m
American Airlines
Sun 5/247:27 pm
BNA
- IDA
1 stop19h 11m
American Airlines
Deal found 4/26![American Airlines logo]()
$551
This United Airlines deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” 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 5/2710:35 am
IDA
- BNA
2 stops10h 09m
United Airlines
Sat 5/307:00 am
BNA
- IDA
1 stop7h 25m
United Airlines
Deal found 4/26![United Airlines logo]()
$412
This Expedia deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” 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.
Wed 5/271:54 pm
IDA
- BNA
1 stop9h 03m
Alaska Airlines
Sat 5/305:43 pm
BNA
- IDA
1 stop20h 34m
Alaska Airlines
Deal found 4/26![Alaska Airlines logo]()
$449
This American Airlines deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” 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 5/2912:44 pm
IDA
- BNA
2 stops10h 04m
American Airlines
Mon 6/13:21 pm
BNA
- IDA
1 stop7h 54m
American Airlines
Deal found 4/26![American Airlines logo]()
$543
One-way flights from Idaho Falls to TennesseeSearch for one-way flight options from Idaho Falls to Tennessee. Find affordable one-way fares based on user searches. Data last updated April 29, 2026.
Search for one-way flight options from Idaho Falls to Tennessee. Find affordable one-way fares based on user searches. Data last updated April 29, 2026.
This Delta deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” 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 6/43:16 pm
IDA
- BNA
1 stop6h 29m
Delta
Deal found 4/26![Delta logo]()
$176
This Delta deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/176:54 pm
IDA
- BNA
2 stops12h 41m
Delta
Deal found 4/26![Delta logo]()
$232
This Kiwi.com deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” 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 6/49:45 am
IDA
- BNA
2 stops34h 44m
Allegiant Air
Deal found 4/26![Allegiant Air logo]()
$244
This American Airlines deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1012:12 pm
IDA
- TYS
1 stop9h 06m
American Airlines
Deal found 4/24![American Airlines logo]()
$256
This United Airlines deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” 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 10/94:04 pm
IDA
- BNA
1 stop6h 55m
United Airlines
Deal found 4/25![United Airlines logo]()
$266
This Alaska Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” 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.
Sun 9/271:45 pm
IDA
- BNA
1 stop9h 11m
Alaska Airlines
Deal found 4/28![Alaska Airlines logo]()
$282
This Kiwi.com deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” 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 10/910:49 pm
IDA
- BNA
2 stops36h 58m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$303
This Alaska Airlines deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” 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 9/106:18 am
IDA
- TYS
2 stops11h 02m
Alaska Airlines
Deal found 4/24![Alaska Airlines logo]()
$311
This American Airlines deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” 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 5/41:43 pm
IDA
- TYS
1 stop8h 13m
American Airlines
Deal found 4/24![American Airlines logo]()
$317
This Delta deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” 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 5/46:58 pm
IDA
- TYS
2 stops12h 24m
Delta
Deal found 4/24![Delta logo]()
$322
This Delta deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” 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 7/246:00 am
IDA
- TYS
2 stops11h 53m
Delta
Deal found 4/24![Delta logo]()
$325
This Kiwi.com deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” 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 9/107:50 pm
IDA
- TYS
3 stops44h 15m
Allegiant Air
Deal found 4/24![Allegiant Air logo]()
$357
Find flight deals from Idaho Falls to Tennessee
Keep the following information in mind while searching for Idaho Falls to Tennessee flight deals. Data was last updated April 29, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $349 (Alaska Airlines) |
One-way from | $176 (Delta) |
Popular in | January |
Cheapest in | April |
Average price | $360 |
Cheapflights Fare Finder
Customize your flight search to find flights from Idaho Falls 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 29, 2026.
Use the filters below to find and compare flights from Idaho Falls to Tennessee that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Idaho FallsNashville
IDA - BNA
IDABNA
Idaho Falls Fanning Field
Wed 9/16
1:45 pm-11:56 pm
1 stop9h 11m
Nashville Intl
Tue 9/22
5:11 pm-1:06 pm
1 stop20h 55m
$349
Idaho FallsKnoxville
IDA - TYS
IDATYS
Idaho Falls Fanning Field
Tue 5/12
7:48 am-11:56 pm
2 stops14h 08m
Knoxville McGhee Tyson
Tue 5/19
2:49 pm-11:39 pm
2 stops10h 50m
$404
Idaho FallsNashville
IDA - BNA
IDABNA
Idaho Falls Fanning Field
Wed 9/2
12:46 pm-11:27 pm
2 stops9h 41m
Nashville Intl
Wed 9/9
5:34 am-12:12 pm
1 stop7h 38m
$428
Idaho FallsNashville
IDA - BNA
IDABNA
Idaho Falls Fanning Field
Thu 9/3
1:45 pm-11:55 pm
1 stop9h 10m
Nashville Intl
Sun 9/6
6:26 pm-3:37 pm
1 stop22h 11m
$449
Idaho FallsNashville
IDA - BNA
IDABNA
Idaho Falls Fanning Field
Wed 8/26
1:45 pm-11:55 pm
1 stop9h 10m
Nashville Intl
Sat 8/29
9:00 am-3:37 pm
1 stop7h 37m
$456
Idaho FallsNashville
IDA - BNA
IDABNA
Idaho Falls Fanning Field
Tue 6/9
7:07 pm-9:04 am
2 stops12h 57m
Nashville Intl
Wed 6/17
2:05 pm-10:31 pm
2 stops9h 26m
$471
Idaho FallsNashville
IDA - BNA
IDABNA
Idaho Falls Fanning Field
Wed 8/26
2:30 pm-9:09 pm
1 stop5h 39m
Nashville Intl
Sat 8/29
8:45 am-5:16 pm
2 stops9h 31m
$476
Quickest round-trip
Idaho FallsNashville
IDA - BNA
IDABNA
Idaho Falls Fanning Field
Thu 6/11
3:25 pm-11:07 pm
1 stop6h 42m
Nashville Intl
Tue 6/16
2:01 pm-6:17 pm
1 stop5h 16m
$494
Idaho FallsNashville
IDA - BNA
IDABNA
Idaho Falls Fanning Field
Thu 9/17
4:14 pm-5:31 pm
1 stop24h 17m
Nashville Intl
Mon 9/21
5:11 pm-1:06 pm
1 stop20h 55m
$506
Idaho FallsKnoxville
IDA - TYS
IDATYS
Idaho Falls Fanning Field
Wed 5/20
7:48 am-11:59 pm
2 stops14h 11m
Knoxville McGhee Tyson
Sun 5/24
5:00 am-1:38 pm
2 stops10h 38m
$517
Showing 1-10 of 28 resultsSorted by cheapest first
Best time to book a flight from Idaho Falls to Tennessee
Have a flexible travel schedule? Discover the best time to fly to Tennessee from Idaho Falls with our price prediction graph.
IDA-TYS
IDA-BNA
IDA-CHA
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 Falls to Tennessee
IDA-USTN
IDA-TYS
IDA-BNA
IDA-CHA
What is the cheapest month to book a flight from Idaho Falls to Tennessee?
Currently, February is the cheapest month in which you can book a flight from Idaho Falls to Tennessee (average of $164). Flying from Idaho Falls to Tennessee in March is currently the most expensive (average of $488). 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 Falls 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 29, 2026.
Get a feel of what it's like to fly with Delta,United Airlines, andAmerican Airlines from Idaho Falls to Tennessee by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.2
Crew
8.5
Entertainment
7.8
Boarding
8.1
Comfort
7.9
Overall
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Food
7.2
Crew
8.5
Entertainment
7.8
Boarding
8.1
Comfort
7.9
Overall
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Food
7.2
Crew
8.5
Entertainment
7.8
Boarding
8.1
Comfort
7.9
Overall
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Food
7.2
Crew
8.5
Entertainment
7.8
Boarding
8.1
Comfort
7.9
Overall
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Related info for your journey
Find useful and relevant information for your journey from Idaho Falls 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.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Top destinations
Alternative routes for Idaho Falls 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 Falls to Tennessee by cabin class
Find flights from Idaho Falls to Tennessee, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Idaho Falls and Tennessee flights
Browse other Idaho Falls and Tennessee flight options. Last updated on April 29, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Idaho Falls to Tennessee flights
Consider these flights traveling from Idaho Falls to Tennessee.
Top 3 airlines flying from Idaho Falls to Tennessee
Discover the top 3 airlines that operate flights from Idaho Falls 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 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$210 | Average$583 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$243 | Average$508 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$274 | Average$540 | FlexibilityNo cancel fee | On-time71% |