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Idaho Falls

$289+ Cheap flights from Nashville to Idaho Falls (BNA - IDA)

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 4/24. Fares are subject to change and may not be available on all flights or dates of travel.
BNA — IDA
Mar 26 — Apr 21
Thu 3/26
Thu 4/2
1 adult, Economy
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Cheap flight deals from Nashville to Idaho Falls

Cheapest flights from Nashville to Idaho Falls
Explore the most affordable flight options available from Nashville to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 24, 2026.

This United Airlines deal was found by Cheapflights users on 2/20. 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 4/247:00 am
BNA
-
IDA
1 stop7h 24m
United Airlines
Mon 4/272:30 pm
IDA
-
BNA
1 stop6h 16m
United Airlines
Deal found 2/20$289
This Kiwi.com deal was found by Cheapflights users on 2/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/128:41 pm
BNA
-
IDA
1 stop19h 46m
Multiple Airlines
Mon 4/2010:21 pm
IDA
-
BNA
2 stops47h 57m
Multiple Airlines
Deal found 2/23$358
This Delta deal was found by Cheapflights users on 2/23. 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 8/41:45 pm
BNA
-
IDA
1 stop5h 29m
Delta
Tue 8/113:04 pm
IDA
-
BNA
1 stop6h 17m
Delta
Deal found 2/23$374
This American Airlines deal was found by Cheapflights users on 2/23. 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 9/305:34 am
BNA
-
IDA
1 stop7h 38m
American Airlines
Sun 10/41:44 pm
IDA
-
BNA
1 stop5h 26m
American Airlines
Deal found 2/23$380
This United Airlines deal was found by Cheapflights users on 2/21. 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 4/2211:29 am
BNA
-
IDA
2 stops10h 35m
United Airlines
Sat 4/252:30 pm
IDA
-
BNA
1 stop5h 48m
United Airlines
Deal found 2/21$384
This American Airlines deal was found by Cheapflights users on 2/23. 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 9/297:13 am
BNA
-
IDA
1 stop5h 59m
American Airlines
Sat 10/31:44 pm
IDA
-
BNA
1 stop5h 26m
American Airlines
Deal found 2/23$405
This American Airlines deal was found by Cheapflights users on 2/21. 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 4/225:00 am
BNA
-
IDA
1 stop9h 13m
American Airlines
Sat 4/257:48 am
IDA
-
BNA
1 stop6h 41m
American Airlines
Deal found 2/21$409
This American Airlines deal was found by Cheapflights users on 2/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/141:40 pm
BNA
-
IDA
2 stops10h 59m
American Airlines
Tue 4/211:43 pm
IDA
-
BNA
1 stop8h 50m
American Airlines
Deal found 2/23$414
This Alaska Airlines deal was found by Cheapflights users on 2/23. 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 4/167:00 am
BNA
-
IDA
1 stop10h 19m
Alaska Airlines
Mon 4/204:59 pm
IDA
-
BNA
1 stop11h 41m
Alaska Airlines
Deal found 2/23$417
This Delta deal was found by Cheapflights users on 2/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/61:45 pm
BNA
-
IDA
1 stop5h 29m
Delta
Tue 8/113:04 pm
IDA
-
BNA
1 stop6h 17m
Delta
Deal found 2/23$419

Find flight deals from Nashville to Idaho Falls

Discover tips and strategies to find the most affordable flight options for your journey from Nashville (BNA) to Idaho Falls (IDA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$289
(United Airlines)

Popular in

December

Cheapest in

August

Average price

$686
Provider with most accurate pricing for Nashville Intl-Idaho Falls Fanning Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for Nashville Intl-Idaho Falls Fanning Field flights.
Search Deals
From Nashville Intl to Idaho Falls Fanning Field
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($148 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($40 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Nashville to Idaho Falls 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 February 24, 2026.
Use the filters below to find and compare flights from Nashville to Idaho Falls that are best for you.

Fly from

Nashville

Fly to

Idaho Falls

Route

Depart

Return

Price

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Wed 4/22

11:29 am-9:04 pm

2 stops10h 35m

Idaho Falls Fanning Field

Sat 4/25

6:45 am-3:59 pm

2 stops8h 14m

$415

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Thu 4/16

7:00 am-4:19 pm

1 stop10h 19m

Idaho Falls Fanning Field

Mon 4/20

4:59 pm-5:40 am

1 stop11h 41m

$417

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Tue 4/21

7:00 am-4:19 pm

1 stop10h 19m

Idaho Falls Fanning Field

Sun 4/26

6:00 am-11:59 pm

1 stop16h 59m

$438

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Mon 4/20

7:00 am-9:53 am

1 stop27h 53m

Idaho Falls Fanning Field

Sat 4/25

2:30 pm-9:18 pm

1 stop5h 48m

$442

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Fri 4/24

10:00 am-9:04 pm

2 stops12h 04m

Idaho Falls Fanning Field

Mon 4/27

2:30 pm-9:46 pm

1 stop6h 16m

$443

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Wed 4/15

7:20 am-12:26 pm

1 stop6h 06m

Idaho Falls Fanning Field

Tue 4/21

6:58 pm-8:17 pm

2 stops24h 19m

$472

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Tue 4/21

4:35 pm-9:53 am

2 stops18h 18m

Idaho Falls Fanning Field

Sun 4/26

2:30 pm-9:46 pm

1 stop6h 16m

$472

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Thu 7/9

7:00 am-1:25 pm

1 stop7h 25m

Idaho Falls Fanning Field

Mon 7/13

2:30 pm-9:13 pm

1 stop5h 43m

$489

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Thu 7/9

1:45 pm-6:14 pm

1 stop5h 29m

Idaho Falls Fanning Field

Mon 7/13

11:20 am-6:28 pm

1 stop6h 08m

$499

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Tue 4/14

7:20 am-12:26 pm

1 stop6h 06m

Idaho Falls Fanning Field

Wed 4/22

5:47 am-9:50 pm

2 stops15h 03m

$504

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/21

Compare providers for flights from Nashville to Idaho Falls

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Nashville to Idaho Falls in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Nashville-Idaho Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Nashville-Idaho Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Nashville-Idaho Falls flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Nashville-Idaho Falls flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Nashville-Idaho Falls flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Nashville to Idaho Falls

Have a flexible travel schedule? Discover the best time to fly to Idaho Falls from Nashville 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 Nashville to Idaho Falls

What is the cheapest month to book a flight from Nashville to Idaho Falls?

Currently, June is the cheapest month in which you can book a flight from Nashville to Idaho Falls (average of $205). Flying from Nashville to Idaho Falls 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 Idaho Falls

Get insights into the airlines that provide service to Idaho Falls. 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 Idaho Falls. Reviews last updated February 24, 2026.
Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from Nashville to Idaho Falls by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,239 reviews

Comfort

7.9

Food

7.2

Crew

8.5

Entertainment

7.8

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
8,239 reviews
Delta
7.9
Good
8,239 reviews

Comfort

7.9

Food

7.2

Crew

8.5

Entertainment

7.8

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
9,344 reviews
Delta
7.9
Good
8,239 reviews

Comfort

7.9

Food

7.2

Crew

8.5

Entertainment

7.8

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
11,344 reviews
Delta
7.9
Good
8,239 reviews

Comfort

7.9

Food

7.2

Crew

8.5

Entertainment

7.8

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 Nashville to Idaho Falls. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    For as low as $415, United Airlines can have you in Idaho Falls from Nashville in 10h 35m. Airlines will cover a distance of 1433 mi.

  • What are the cheapest airlines flying from Nashville to Idaho Falls round-trip?

    Our cheapest airline available from Nashville to Idaho Falls is Delta. Our recent data shows that you can find tickets from as low as $193 on this airline. Additional options worth looking into are American Airlines and United Airlines, starting at $370 and $408 round-trip. Delta is 69% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Nashville to Idaho Falls 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 Nashville to Idaho Falls?

    Currently, June is the cheapest month in which you can book a flight from Nashville to Idaho Falls (average of $205). Flying from Nashville to Idaho Falls 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

Traveling to a place near Idaho Falls?

Book flights to Idaho Falls if you plan to visit one of these locations
Rexburg

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Top 3 airlines flying from Nashville to Idaho Falls

Discover the top 3 airlines that operate flights from Nashville to Idaho Falls. 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 February 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$193Average$632FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$370Average$487FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$408Average$659FlexibilityNo cancel feeOn-time69%

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