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$193+ 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 2/8. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — BNA
Feb 27 — Mar 61
Fri 2/27
Fri 3/6
1 adult, Economy
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Cheap flight deals from Idaho Falls to Tennessee

Cheapest flights from Idaho Falls to Tennessee
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 January 28, 2026.

This United Airlines deal was found by Cheapflights users on 1/26. 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.
Sat 5/92:31 pm
IDA
-
BNA
1 stop6h 26m
United Airlines
Thu 5/147:00 am
BNA
-
IDA
1 stop7h 25m
United Airlines
Deal found 1/26$314
This United Airlines deal was found by Cheapflights users on 1/26. 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.
Fri 3/62:35 pm
IDA
-
TYS
1 stop5h 55m
United Airlines
Wed 3/117:00 am
TYS
-
IDA
2 stops8h 30m
United Airlines
Deal found 1/26$330
This United Airlines deal was found by Cheapflights users on 1/26. 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.
Sat 5/232:31 pm
IDA
-
BNA
1 stop5h 41m
United Airlines
Thu 5/287:00 am
BNA
-
IDA
1 stop7h 24m
United Airlines
Deal found 1/26$337
This Expedia deal was found by Cheapflights users on 1/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/258:00 am
IDA
-
BNA
1 stop14h 59m
Alaska Airlines
Sun 3/17:00 am
BNA
-
IDA
1 stop10h 43m
Alaska Airlines
Deal found 1/28$339
This American Airlines deal was found by Cheapflights users on 1/27. 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 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 9/165:15 am
BNA
-
IDA
1 stop7h 58m
American Airlines
Deal found 1/27$344
This United Airlines deal was found by Cheapflights users on 1/26. 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.
Sun 5/102:31 pm
IDA
-
BNA
1 stop6h 26m
United Airlines
Thu 5/147:00 am
BNA
-
IDA
1 stop7h 25m
United Airlines
Deal found 1/26$389
This Delta deal was found by Cheapflights users on 1/26. 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.
Fri 2/131:10 pm
IDA
-
BNA
1 stop7h 50m
Delta
Tue 2/174:55 pm
BNA
-
IDA
1 stop6h 26m
Delta
Deal found 1/26$399
This United Airlines deal was found by Cheapflights users on 1/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/282:35 pm
IDA
-
TYS
1 stop5h 45m
United Airlines
Sat 10/314:25 pm
TYS
-
IDA
1 stop8h 28m
United Airlines
Deal found 1/27$399
This American Airlines deal was found by Cheapflights users on 1/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/161:44 pm
IDA
-
BNA
2 stops8h 19m
American Airlines
Tue 9/225:15 am
BNA
-
IDA
1 stop7h 58m
American Airlines
Deal found 1/27$415
This United Airlines deal was found by Cheapflights users on 1/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/286:35 am
IDA
-
TYS
2 stops12h 02m
United Airlines
Tue 3/36:45 am
TYS
-
IDA
2 stops8h 45m
United Airlines
Deal found 1/27$419
This United Airlines deal was found by Cheapflights users on 1/26. 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.
Sun 5/102:31 pm
IDA
-
BNA
1 stop6h 26m
United Airlines
Fri 5/157:00 am
BNA
-
IDA
1 stop7h 25m
United Airlines
Deal found 1/26$432
This American Airlines deal was found by Cheapflights users on 1/25. 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 10/21:44 pm
IDA
-
BNA
1 stop5h 26m
American Airlines
Wed 10/75:30 am
BNA
-
IDA
1 stop7h 50m
American Airlines
Deal found 1/25$435

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 January 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$314
(United Airlines)

One-way from

$193
(Kiwi.com)

Popular in

March

Cheapest in

September

Average price

$602
Provider with most accurate pricing for Idaho Falls Fanning Field-Nashville Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Idaho Falls Fanning Field-Nashville Intl flights.
Search Deals
From Idaho Falls Fanning Field to Tennessee
Search Deals
One-way flight from Idaho Falls Fanning Field to Tennessee
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 January 28, 2026.
Use the filters below to find and compare flights from Idaho Falls to Tennessee that are best for you.

Fly from

Idaho Falls

Fly to

Tennessee

Route

Depart

Return

Price

Idaho FallsNashville

IDA - BNA

IDABNA

Idaho Falls Fanning Field

Sat 5/9

2:31 pm-9:57 pm

1 stop6h 26m

Nashville Intl

Thu 5/14

7:00 am-1:25 pm

1 stop7h 25m

$314

Idaho FallsKnoxville

IDA - TYS

IDATYS

Idaho Falls Fanning Field

Fri 3/6

2:35 pm-10:30 pm

1 stop5h 55m

Knoxville McGhee Tyson

Wed 3/11

7:00 am-1:30 pm

2 stops8h 30m

$330

Idaho FallsNashville

IDA - BNA

IDABNA

Idaho Falls Fanning Field

Wed 2/25

8:00 am-11:59 pm

1 stop14h 59m

Nashville Intl

Sun 3/1

7:00 am-4:43 pm

1 stop10h 43m

$339

Idaho FallsNashville

IDA - BNA

IDABNA

Idaho Falls Fanning Field

Sun 5/10

2:31 pm-9:57 pm

1 stop6h 26m

Nashville Intl

Thu 5/14

7:00 am-1:25 pm

1 stop7h 25m

$389

Idaho FallsNashville

IDA - BNA

IDABNA

Idaho Falls Fanning Field

Fri 2/13

1:10 pm-10:00 pm

1 stop7h 50m

Nashville Intl

Tue 2/17

4:55 pm-10:21 pm

1 stop6h 26m

$399

Idaho FallsKnoxville

IDA - TYS

IDATYS

Idaho Falls Fanning Field

Sat 2/28

6:35 am-8:37 pm

2 stops12h 02m

Knoxville McGhee Tyson

Tue 3/3

6:45 am-1:30 pm

2 stops8h 45m

$419

Idaho FallsNashville

IDA - BNA

IDABNA

Idaho Falls Fanning Field

Sun 5/10

2:31 pm-9:57 pm

1 stop6h 26m

Nashville Intl

Fri 5/15

7:00 am-1:25 pm

1 stop7h 25m

$432

Idaho FallsNashville

IDA - BNA

IDABNA

Idaho Falls Fanning Field

Tue 2/10

7:20 am-3:28 pm

1 stop7h 08m

Nashville Intl

Sat 2/14

3:19 pm-11:24 pm

2 stops9h 05m

$440

Idaho FallsNashville

IDA - BNA

IDABNA

Idaho Falls Fanning Field

Wed 6/3

1:43 pm-11:57 pm

1 stop9h 14m

Nashville Intl

Tue 6/9

6:43 pm-3:40 pm

1 stop21h 57m

$450

Idaho FallsNashville

IDA - BNA

IDABNA

Idaho Falls Fanning Field

Sat 5/23

4:08 pm-6:03 am

2 stops12h 55m

Nashville Intl

Thu 5/28

7:30 am-10:45 pm

2 stops16h 15m

$454

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 21 results
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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.
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

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 $239). Flying from Idaho Falls to Tennessee in May is currently the most expensive (average of $386). 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 January 28, 2026.
Get a feel of what it's like to fly with Delta, United Airlines, and American 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.
Delta
7.9
Good
8,124 reviews

Comfort

7.9

Entertainment

7.8

Crew

8.5

Food

7.2

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,124 reviews
Delta
7.9
Good
8,124 reviews

Comfort

7.9

Entertainment

7.8

Crew

8.5

Food

7.2

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,212 reviews
Delta
7.9
Good
8,124 reviews

Comfort

7.9

Entertainment

7.8

Crew

8.5

Food

7.2

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,201 reviews
Delta
7.9
Good
8,124 reviews

Comfort

7.9

Entertainment

7.8

Crew

8.5

Food

7.2

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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.

  • What airport do you fly from for flights from Idaho Falls to Tennessee?

    For a flight from Idaho Falls to Tennessee, you will be flying from Fanning Field. Idaho Falls Fanning Field (IDA) is just 3.8 mi from the center of the city.

  • How long is the flight from Idaho Falls to Tennessee?

    A quick flight from Idaho Falls to Tennessee can take about 6h 26m. United Airlines provides one of the quickest options available for as low as $314. There are 1433 mi between Idaho Falls and Tennessee. This flight may include one or multiple stops.

  • What are the most popular routes from Idaho Falls to Tennessee?

    When deciding which route to take from Idaho Falls to Tennessee consider Idaho Falls Fanning Field - Nashville Intl, Idaho Falls Fanning Field - Knoxville McGhee Tyson or Idaho Falls Fanning Field - Chattanooga Lovell Field as they are the most popular.

  • Can I find deals for flights from Idaho Falls to Tennessee that include hotel bookings?

    Yes. In addition to deals on Idaho Falls to Tennessee flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Idaho Falls to Tennessee?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Idaho Falls to Tennessee.

  • Can I find deals for business class flights from Idaho Falls to Tennessee?

    Yes. Cheapflights offers flight deals from Idaho Falls to Tennessee by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • 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 $239). Flying from Idaho Falls to Tennessee in May is currently the most expensive (average of $386). 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.

See more FAQs

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Alternative routes for Idaho Falls to Tennessee

See prices for flight routes from nearby airports that may be better suited for you.
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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 2,558,603 searches. Data last updated January 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$274Average$540FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$291Average$500FlexibilityNo cancel feeOn-time69%
DeltaCheapest$336Average$638FlexibilityNo cancel feeOn-timeN/A

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