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Idaho Falls

$193+ 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 10/10. Fares are subject to change and may not be available on all flights or dates of travel.
BNA — IDA
Aug 25 — Sep 11
Mon 8/25
Mon 9/1
1 adult, Economy
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Cheap 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 August 20, 2025.

Round-trip from

$304
(Kiwi.com)

One-way from

$193
(Hawaiian Airlines)

Popular in

February

Cheapest in

April

Average price

$368
From Nashville Intl to Idaho Falls Fanning Field
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One-way flight from Nashville Intl to Idaho Falls Fanning Field
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Highest demand for flights based on searches. 16% potential increase in price ($126 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find 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 August 20, 2025.

This Kiwi.com deal was found by Cheapflights users on 8/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/316:15 amBNA - IDA
1 stop11h 51mMultiple Airlines
Fri 9/510:55 pmIDA - BNA
1 stop14h 36mMultiple Airlines
Deal found 8/20$304
This Mytrip deal was found by Cheapflights users on 8/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/46:17 pmBNA - IDA
2 stops22h 48mMultiple Airlines
Mon 9/89:39 pmIDA - BNA
1 stop15h 52mMultiple Airlines
Deal found 8/20$305
This Alaska Airlines deal was found by Cheapflights users on 8/18. 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.
Tue 10/287:15 amBNA - IDA
1 stop8h 58mAlaska Airlines
Sat 11/16:05 amIDA - BNA
1 stop7h 44mAlaska Airlines
Deal found 8/18$368
This American Airlines deal was found by Cheapflights users on 8/18. 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 9/176:44 amBNA - IDA
1 stop7h 15mAmerican Airlines
Wed 9/2412:54 pmIDA - BNA
1 stop7h 44mAmerican Airlines
Deal found 8/18$369
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 9/188:42 pmBNA - IDA
1 stop20h 23mMultiple Airlines
Mon 9/229:39 pmIDA - BNA
1 stop15h 52mMultiple Airlines
Deal found 8/17$395

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 August 20, 2025.
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

Sun 8/31

6:15 am-5:06 pm

1 stop11h 51m

Idaho Falls Fanning Field

Fri 9/5

10:55 pm-2:31 pm

1 stop14h 36m

$304

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Thu 9/4

6:17 pm-4:05 pm

2 stops22h 48m

Idaho Falls Fanning Field

Mon 9/8

9:39 pm-2:31 pm

1 stop15h 52m

$305

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Thu 9/18

6:17 pm-4:05 pm

2 stops22h 48m

Idaho Falls Fanning Field

Mon 9/22

9:39 pm-2:31 pm

1 stop15h 52m

$315

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Tue 10/28

4:01 pm-11:59 pm

1 stop8h 58m

Idaho Falls Fanning Field

Sat 11/1

3:50 pm-12:17 am

1 stop7h 27m

$368

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Fri 10/10

8:45 am-3:38 pm

1 stop7h 53m

$193

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Fri 10/10

4:57 pm-9:48 am

2 stops17h 51m

$283

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Fri 10/10

10:04 am-6:13 pm

2 stops9h 09m

$304

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/18

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, October is the cheapest month in which you can book a flight from Nashville to Idaho Falls (average of $380). Flying from Nashville to Idaho Falls in December is currently the most expensive (average of $578). 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 Nashville to Idaho Falls?

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 August 20, 2025.
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
8.0
Very good
7,982 reviews

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,982 reviews
Delta
8.0
Very good
7,982 reviews

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,928 reviews
Delta
8.0
Very good
7,982 reviews

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,982 reviews

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

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

    Our cheapest airline available from Nashville to Idaho Falls is American Airlines. Our recent data shows that you can find tickets from as low as $320 on this airline. Additional options worth looking into are Delta and United Airlines, starting at $336 and $426 round-trip. American Airlines is 50% 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, October is the cheapest month in which you can book a flight from Nashville to Idaho Falls (average of $380). Flying from Nashville to Idaho Falls in December is currently the most expensive (average of $578). 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 August 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$320Average$504FlexibilityNo cancel feeOn-time71%
DeltaCheapest$336Average$632FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$426Average$659FlexibilityNo cancel feeOn-time69%

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