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Idaho Falls

$226+ Cheap flights from Nashville to Idaho Falls (BNA - IDA)

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 4/22. Fares are subject to change and may not be available on all flights or dates of travel.
BNA — IDA
Apr 7 — Apr 141
Tue 4/7
Tue 4/14
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 March 8, 2026.

This United Airlines deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/288:00 am
BNA
-
IDA
1 stop6h 24m
United Airlines
Sat 9/52:30 pm
IDA
-
BNA
1 stop5h 39m
United Airlines
Deal found 3/5$354
This Alaska Airlines deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/295:43 pm
BNA
-
IDA
1 stop20h 34m
Alaska Airlines
Sat 6/64:03 pm
IDA
-
BNA
1 stop25h 00m
Alaska Airlines
Deal found 3/7$359
This American Airlines deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/281:03 pm
BNA
-
IDA
2 stops9h 16m
American Airlines
Sat 9/512:46 pm
IDA
-
BNA
2 stops9h 51m
American Airlines
Deal found 3/5$364
This American Airlines deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure 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
Mon 4/271:43 pm
IDA
-
BNA
1 stop8h 50m
American Airlines
Deal found 3/5$369
This American Airlines deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/2110:25 am
BNA
-
IDA
2 stops13h 59m
American Airlines
Wed 4/221:43 pm
IDA
-
BNA
1 stop8h 50m
American Airlines
Deal found 3/7$374
This United Airlines deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2310:12 am
BNA
-
IDA
1 stop8h 10m
United Airlines
Tue 10/272:35 pm
IDA
-
BNA
1 stop5h 59m
United Airlines
Deal found 3/5$389
This United Airlines deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/297:00 am
BNA
-
IDA
1 stop7h 25m
United Airlines
Sat 6/610:35 am
IDA
-
BNA
2 stops10h 04m
United Airlines
Deal found 3/5$392
This United Airlines deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/226:15 am
BNA
-
IDA
2 stops10h 24m
United Airlines
Mon 4/272:30 pm
IDA
-
BNA
1 stop6h 16m
United Airlines
Deal found 3/7$395
This United Airlines deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/216:15 am
BNA
-
IDA
2 stops10h 24m
United Airlines
Sat 4/252:30 pm
IDA
-
BNA
1 stop5h 48m
United Airlines
Deal found 3/4$396
This Kiwi.com deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/28:41 pm
BNA
-
IDA
1 stop19h 31m
Multiple Airlines
Sun 4/59:50 am
IDA
-
BNA
2 stops18h 20m
Multiple Airlines
Deal found 3/6$402

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 March 8, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$354
(United Airlines)

One-way from

$226
(American Airlines)

Popular in

December

Cheapest in

August
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
One-way flight from Nashville Intl to Idaho Falls Fanning Field
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($145 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

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 March 8, 2026.
Use the filters below to find and compare flights from Nashville to Idaho Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Fri 8/28

8:00 am-1:24 pm

1 stop6h 24m

Idaho Falls Fanning Field

Sat 9/5

2:30 pm-9:09 pm

1 stop5h 39m

$354
Quickest round-trip

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Wed 8/5

1:45 pm-6:14 pm

1 stop5h 29m

Idaho Falls Fanning Field

Mon 8/10

11:20 am-6:28 pm

1 stop6h 08m

$419

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Tue 6/2

5:43 pm-1:17 pm

1 stop20h 34m

Idaho Falls Fanning Field

Sat 6/6

4:03 pm-6:03 pm

1 stop25h 00m

$422

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Thu 4/2

7:00 am-1:24 pm

1 stop7h 24m

Idaho Falls Fanning Field

Sat 4/4

2:30 pm-9:18 pm

1 stop5h 48m

$439

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Tue 5/12

1:58 pm-6:14 pm

1 stop5h 16m

Idaho Falls Fanning Field

Tue 5/19

3:16 pm-10:45 pm

1 stop6h 29m

$439

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Fri 5/29

7:00 am-1:25 pm

1 stop7h 25m

Idaho Falls Fanning Field

Sat 6/6

10:35 am-9:39 pm

2 stops10h 04m

$479

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Wed 4/22

5:00 am-1:13 pm

1 stop9h 13m

Idaho Falls Fanning Field

Sun 4/26

1:43 pm-11:33 pm

1 stop8h 50m

$489

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Wed 8/5

6:00 pm-1:06 pm

2 stops20h 06m

Idaho Falls Fanning Field

Mon 8/10

4:14 pm-5:00 pm

1 stop23h 46m

$492
Cheapest one-way

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Wed 4/22

6:43 pm-3:27 pm

2 stops45h 44m

$267
Quickest one-way

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Tue 3/17

7:25 am-12:27 pm

1 stop6h 02m

$276

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/4

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

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 March.
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 $209). 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 March 8, 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
8,269 reviews

Boarding

8.1

Comfort

7.9

Crew

8.5

Entertainment

7.8

Overall

7.9

Food

7.2

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
8,269 reviews
Delta
7.9
Good
8,269 reviews

Boarding

8.1

Comfort

7.9

Crew

8.5

Entertainment

7.8

Overall

7.9

Food

7.2

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
9,405 reviews
Delta
7.9
Good
8,269 reviews

Boarding

8.1

Comfort

7.9

Crew

8.5

Entertainment

7.8

Overall

7.9

Food

7.2

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
7.1
Good
11,397 reviews
Delta
7.9
Good
8,269 reviews

Boarding

8.1

Comfort

7.9

Crew

8.5

Entertainment

7.8

Overall

7.9

Food

7.2

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 $419, United Airlines can have you in Idaho Falls from Nashville in 5h 29m. Airlines will cover a distance of 1433 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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 $378 and $382 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 $209). 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 March 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$193Average$632FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$378Average$487FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$382Average$659FlexibilityNo cancel feeOn-time69%

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