$210+ Cheap flights from Idaho Falls (IDA) to Tennessee
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/2. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — BNA
Oct 7 — Oct 141
Round-trip
1 adult, Economy
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Find cheap flights from Idaho Falls to Tennessee with Cheapflights
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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
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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 September 7, 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 September 7, 2026.
This United Airlines deal was found by Cheapflights users on 9/2. 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.
Wed 11/42:35 pm -
1 stop5h 58m
Wed 11/118:15 am -
1 stop8h 23m
Deal found 9/2![United Airlines logo]()
$321
This Delta deal was found by Cheapflights users on 9/5. 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 12/151:00 pm -
1 stop8h 08m
Thu 12/313:30 pm -
1 stop7h 55m
Deal found 9/5![Delta logo]()
$350
This American Airlines deal was found by Cheapflights users on 9/5. 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.
Thu 10/291:50 pm -
1 stop8h 03m
Mon 11/22:06 pm -
1 stop9h 53m
Deal found 9/5![American Airlines logo]()
$383
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Sun 9/275:51 pm -
1 stop5h 08m
Sat 10/37:34 am -
2 stops8h 50m
Deal found 9/6![United Airlines logo]()
$386
This Delta deal was found by Cheapflights users on 9/5. 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.
Sun 12/206:57 pm -
2 stops12h 39m
Thu 12/313:30 pm -
1 stop7h 55m
Deal found 9/5![Delta logo]()
$399
This American Airlines deal was found by Cheapflights users on 9/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/162:08 pm -
1 stop7h 21m
Tue 9/226:03 am -
1 stop6h 42m
Deal found 9/2![American Airlines logo]()
$409
This United Airlines deal was found by Cheapflights users on 9/2. 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 12/57:00 am -
1 stop5h 21m
Tue 12/87:00 am -
1 stop7h 37m
Deal found 9/2![United Airlines logo]()
$411
This American Airlines deal was found by Cheapflights users on 9/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/157:00 am -
1 stop6h 26m
Sat 9/196:13 am -
1 stop7h 32m
Deal found 9/2![American Airlines logo]()
$457
This American Airlines deal was found by Cheapflights users on 9/5. 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 9/92:08 pm -
1 stop6h 16m
Sat 9/196:13 am -
1 stop9h 24m
Deal found 9/5![American Airlines logo]()
$487
This United Airlines deal was found by Cheapflights users on 9/2. 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 9/1510:35 am -
2 stops11h 35m
Sat 9/196:00 am -
1 stop7h 39m
Deal found 9/2![United Airlines logo]()
$518
This American Airlines deal was found by Cheapflights users on 9/5. 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 9/157:00 am -
2 stops11h 51m
Sat 9/266:13 am -
1 stop7h 32m
Deal found 9/5![American Airlines logo]()
$540
This American Airlines deal was found by Cheapflights users on 9/6. 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.
Mon 10/121:50 pm -
1 stop8h 09m
Sat 10/177:30 am -
1 stop7h 50m
Deal found 9/6![American Airlines logo]()
$552
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 September 7, 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 September 7, 2026.
This United Airlines deal was found by Cheapflights users on 9/2. 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.
Wed 11/42:35 pm -
1 stop5h 58m
Wed 11/116:00 am -
2 stops8h 28m
Deal found 9/2![United Airlines logo]()
$326
This Delta deal was found by Cheapflights users on 9/5. 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 12/171:00 pm -
1 stop8h 08m
Thu 12/313:30 pm -
1 stop7h 55m
Deal found 9/5![Delta logo]()
$519
This United Airlines deal was found by Cheapflights users on 9/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/52:40 pm -
1 stop5h 34m
Tue 12/810:20 am -
1 stop6h 09m
Deal found 9/3![United Airlines logo]()
$411
This American Airlines deal was found by Cheapflights users on 9/5. 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.
Sun 9/201:58 pm -
1 stop6h 31m
Thu 9/246:13 am -
1 stop9h 24m
Deal found 9/5![American Airlines logo]()
$887
This United Airlines deal was found by Cheapflights users on 9/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/307:00 am -
1 stop5h 36m
Wed 2/34:25 pm -
1 stop6h 43m
Deal found 9/3![United Airlines logo]()
$459
This Delta deal was found by Cheapflights users on 9/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/186:57 pm -
2 stops23h 29m
Tue 9/222:32 pm -
2 stops9h 50m
Deal found 9/2![Delta logo]()
$597
This United Airlines deal was found by Cheapflights users on 9/2. 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 10/292:35 pm -
1 stop5h 58m
Mon 11/27:30 am -
2 stops9h 08m
Deal found 9/2![United Airlines logo]()
$510
This United Airlines deal was found by Cheapflights users on 9/4. 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.
Sat 1/97:00 am -
2 stops7h 58m
Tue 1/126:45 am -
2 stops10h 47m
Deal found 9/4![United Airlines logo]()
$569
This United Airlines deal was found by Cheapflights users on 9/2. 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 9/174:04 pm -
2 stops15h 50m
Sat 9/194:30 pm -
1 stop6h 48m
Deal found 9/2![United Airlines logo]()
$737
This United Airlines deal was found by Cheapflights users on 9/2. 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.
Fri 9/185:53 pm -
2 stops14h 02m
Sat 9/194:30 pm -
1 stop6h 48m
Deal found 9/2![United Airlines logo]()
$737
This United Airlines deal was found by Cheapflights users on 9/2. 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 9/174:04 pm -
2 stops15h 50m
Tue 9/221:51 pm -
2 stops9h 27m
Deal found 9/2![United Airlines logo]()
$742
Last-minute flights from Idaho Falls to TennesseeDiscover last-minute flight deals from Idaho Falls to Tennessee. Data last updated September 7, 2026 and is based on user searches.
Discover last-minute flight deals from Idaho Falls to Tennessee. Data last updated September 7, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/5. 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 9/92:08 pm -
1 stop6h 16m
Sat 9/196:13 am -
1 stop9h 24m
Deal found 9/5![American Airlines logo]()
$487
This American Airlines deal was found by Cheapflights users on 9/6. 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.
Fri 9/112:08 pm -
1 stop6h 21m
Sun 9/136:03 am -
1 stop6h 42m
Deal found 9/6![American Airlines logo]()
$485
This American Airlines deal was found by Cheapflights users on 9/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/157:00 am -
1 stop6h 26m
Sat 9/196:13 am -
1 stop7h 32m
Deal found 9/2![American Airlines logo]()
$457
This United Airlines deal was found by Cheapflights users on 9/2. 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 9/1510:35 am -
2 stops11h 35m
Sat 9/196:00 am -
1 stop7h 39m
Deal found 9/2![United Airlines logo]()
$518
This American Airlines deal was found by Cheapflights users on 9/5. 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 9/157:00 am -
2 stops11h 51m
Sat 9/266:13 am -
1 stop7h 32m
Deal found 9/5![American Airlines logo]()
$540
This American Airlines deal was found by Cheapflights users on 9/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/162:08 pm -
1 stop7h 21m
Tue 9/226:03 am -
1 stop6h 42m
Deal found 9/2![American Airlines logo]()
$409
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Sun 9/275:51 pm -
1 stop5h 08m
Sat 10/37:34 am -
2 stops8h 50m
Deal found 9/6![United Airlines logo]()
$386
This United Airlines deal was found by Cheapflights users on 9/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/275:51 pm -
1 stop5h 08m
Tue 9/298:15 am -
1 stop8h 06m
Deal found 9/3![United Airlines logo]()
$422
This United Airlines deal was found by Cheapflights users on 9/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/14:05 pm -
1 stop6h 54m
Thu 10/87:00 am -
1 stop7h 24m
Deal found 9/3![United Airlines logo]()
$436
This Booking.com deal was found by Cheapflights users on 9/6. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/231:58 pm -
1 stop9h 01m
Mon 10/265:01 pm -
1 stop21h 20m
Deal found 9/6![Alaska Airlines logo]()
$430
This American Airlines deal was found by Cheapflights users on 9/5. 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.
Thu 10/291:50 pm -
1 stop8h 03m
Mon 11/22:06 pm -
1 stop9h 53m
Deal found 9/5![American Airlines logo]()
$383
This Alaska Airlines deal was found by Cheapflights users on 9/2. 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.
Thu 10/293:57 pm -
1 stop24h 38m
Mon 11/27:02 am -
1 stop9h 16m
Deal found 9/2![Alaska Airlines logo]()
$469
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 September 7, 2026.
Search for one-way flight options from Idaho Falls to Tennessee. Find affordable one-way fares based on user searches. Data last updated September 7, 2026.
This American Airlines deal was found by Cheapflights users on 9/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/22:08 pm -
1 stop7h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![American Airlines logo]()
$210
This United Airlines deal was found by Cheapflights users on 9/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/275:51 pm -
1 stop5h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![United Airlines logo]()
$221
This United Airlines deal was found by Cheapflights users on 9/4. 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 10/210:35 am -
2 stops11h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![United Airlines logo]()
$226
This Expedia deal was found by Cheapflights users on 9/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/23:57 pm -
2 stops23h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Alaska Airlines logo]()
$231
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/210:49 pm -
3 stops32h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$281
This Kiwi.com deal was found by Cheapflights users on 9/5. 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.
Fri 10/1610:49 pm -
2 stops40h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Multiple Airlines logo]()
$286
This United Airlines deal was found by Cheapflights users on 9/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/122:25 pm -
1 stop5h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![United Airlines logo]()
$336
This United Airlines deal was found by Cheapflights users on 9/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/172:28 pm -
1 stop5h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![United Airlines logo]()
$379
This United Airlines deal was found by Cheapflights users on 9/2. 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 10/2210:35 am -
2 stops11h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![United Airlines logo]()
$384
This Alaska Airlines deal was found by Cheapflights users on 9/3. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/176:09 am -
2 stops15h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Alaska Airlines logo]()
$384
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/278:20 pm -
2 stops25h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Allegiant Air logo]()
$406
This United Airlines deal was found by Cheapflights users on 9/5. 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.
Fri 10/162:28 pm -
1 stop5h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![United Airlines logo]()
$414
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 September 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $321 (United Airlines) |
One-way from | $210 (American Airlines) |
Popular in | September |
Cheapest in | January |
Average price | $1,026 |
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 7,457,451 searches. Data last updated September 7, 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 Idaho Falls Fanning Field - BNA Nashville Intl
IDABNA
Idaho Falls Fanning Field
Fri 10/2
2:08 pm-10:29 pm
1 stop7h 21m
Nashville Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$210
Idaho FallsNashville
IDA Idaho Falls Fanning Field - BNA Nashville Intl
IDABNA
Idaho Falls Fanning Field
Fri 10/2
10:35 am-11:14 pm
2 stops11h 39m
Nashville Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$226
Idaho FallsKnoxville
IDA Idaho Falls Fanning Field - TYS Knoxville McGhee Tyson
IDATYS
Idaho Falls Fanning Field
Fri 10/16
10:49 pm-5:21 pm
2 stops40h 32m
Knoxville McGhee Tyson
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$286
Idaho FallsNashville
IDA Idaho Falls Fanning Field - BNA Nashville Intl
IDABNA
Idaho Falls Fanning Field
Wed 11/4
2:35 pm-9:33 pm
1 stop5h 58m
Nashville Intl
Wed 11/11
6:00 am-1:28 pm
2 stops8h 28m
$326
Idaho FallsNashville
IDA Idaho Falls Fanning Field - BNA Nashville Intl
IDABNA
Idaho Falls Fanning Field
Sat 9/12
2:25 pm-9:15 pm
1 stop5h 50m
Nashville Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$336
Quickest round-trip
Idaho FallsKnoxville
IDA Idaho Falls Fanning Field - TYS Knoxville McGhee Tyson
IDATYS
Idaho Falls Fanning Field
Sat 10/17
2:28 pm-10:14 pm
1 stop5h 46m
Knoxville McGhee Tyson
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$379
Idaho FallsKnoxville
IDA Idaho Falls Fanning Field - TYS Knoxville McGhee Tyson
IDATYS
Idaho Falls Fanning Field
Sat 10/17
6:09 am-11:18 pm
2 stops15h 09m
Knoxville McGhee Tyson
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$384
Idaho FallsChattanooga
IDA Idaho Falls Fanning Field - CHA Chattanooga Lovell Field
IDACHA
Idaho Falls Fanning Field
Thu 10/22
10:35 am-12:10 am
2 stops11h 35m
Chattanooga Lovell Field
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$384
Idaho FallsNashville
IDA Idaho Falls Fanning Field - BNA Nashville Intl
IDABNA
Idaho Falls Fanning Field
Sun 9/27
8:20 pm-10:32 pm
2 stops25h 12m
Nashville Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$406
Idaho FallsNashville
IDA Idaho Falls Fanning Field - BNA Nashville Intl
IDABNA
Idaho Falls Fanning Field
Sat 12/5
2:40 pm-9:14 pm
1 stop5h 34m
Nashville Intl
Tue 12/8
10:20 am-3:29 pm
1 stop6h 09m
$411
Showing 1-10 of 24 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-BNA
IDA-CHA
IDA-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 Falls to Tennessee
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What is the cheapest month to book a flight from Idaho Falls to Tennessee?
Currently, January is the cheapest month in which you can book a flight from Idaho Falls to Tennessee (average of $376). Flying from Idaho Falls to Tennessee in May is currently the most expensive (average of $772). 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 September 7, 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.
Comfort
7.8
Food
7.2
Crew
8.5
Overall
7.8
Boarding
8.1
Entertainment
7.8
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Comfort
7.8
Food
7.2
Crew
8.5
Overall
7.8
Boarding
8.1
Entertainment
7.8
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Comfort
7.8
Food
7.2
Crew
8.5
Overall
7.8
Boarding
8.1
Entertainment
7.8
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Comfort
7.8
Food
7.2
Crew
8.5
Overall
7.8
Boarding
8.1
Entertainment
7.8
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - 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.
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Alternative routes for Idaho Falls to Tennessee
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Complete your trip
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Idaho Falls and Tennessee flights
Browse other Idaho Falls and Tennessee flight options. Last updated on September 7, 2026.
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Idaho Falls to Tennessee flights
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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 7,457,451 searches. Data last updated September 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$245 | Average$638 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$291 | Average$523 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$371 | Average$592 | FlexibilityNo cancel fee | On-time71% |