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Idaho Falls

$168+ 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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
BNA — IDA
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$296
(Mytrip)

One-way from

$168
(Hawaiian Airlines)

Popular in

February

Cheapest in

April

Average price

$684
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. 13% potential increase in price ($102 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 12, 2025.

This Mytrip deal was found by Cheapflights users on 6/10. 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 7/319:55 pmBNA - IDA
1 stop14h 49mMultiple Airlines
Mon 8/46:12 pmIDA - BNA
1 stop20h 17mMultiple Airlines
Deal found 6/10$296
This American Airlines deal was found by Cheapflights users on 6/12. 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 9/175:00 amBNA - IDA
1 stop8h 59mAmerican Airlines
Wed 9/2412:43 pmIDA - BNA
1 stop7h 55mAmerican Airlines
Deal found 6/12$337
This Delta deal was found by Cheapflights users on 6/10. 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.
Wed 9/177:05 amBNA - IDA
1 stop6h 24mDelta
Wed 9/246:50 pmIDA - BNA
2 stops12h 44mDelta
Deal found 6/10$342
This Mytrip deal was found by Cheapflights users on 6/11. 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.
Fri 7/255:06 pmBNA - IDA
2 stops28h 38mAllegiant Air
Fri 8/19:48 amIDA - BNA
2 stops27h 59mAllegiant Air
Deal found 6/11$391
This United Airlines deal was found by Cheapflights users on 6/10. 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 7/315:29 pmBNA - IDA
1 stop6h 22mUnited Airlines
Sun 8/35:00 amIDA - BNA
1 stop5h 29mUnited Airlines
Deal found 6/10$431
This Alaska Airlines deal was found by Cheapflights users on 6/10. 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 10/105:13 amBNA - IDA
2 stops18h 25mAlaska Airlines
Tue 10/146:13 amIDA - BNA
2 stops11h 13mAlaska Airlines
Deal found 6/10$534

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 June 12, 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

Thu 7/31

9:55 pm-11:44 am

1 stop14h 49m

Idaho Falls Fanning Field

Mon 8/4

6:12 pm-3:29 pm

1 stop20h 17m

$296

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Wed 9/17

6:44 am-12:59 pm

1 stop7h 15m

Idaho Falls Fanning Field

Wed 9/24

1:35 pm-9:58 pm

1 stop7h 23m

$337

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Wed 9/17

7:05 am-12:29 pm

1 stop6h 24m

Idaho Falls Fanning Field

Wed 9/24

6:50 pm-8:34 am

2 stops12h 44m

$342

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Fri 7/25

5:06 pm-8:44 pm

2 stops28h 38m

Idaho Falls Fanning Field

Fri 8/1

9:48 am-2:47 pm

2 stops27h 59m

$391

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Thu 7/31

5:29 pm-10:51 pm

1 stop6h 22m

Idaho Falls Fanning Field

Sun 8/3

5:00 am-11:29 am

1 stop5h 29m

$431

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Fri 10/10

5:13 am-10:38 pm

2 stops18h 25m

Idaho Falls Fanning Field

Tue 10/14

6:13 am-6:26 pm

2 stops11h 13m

$534

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Sat 9/6

7:00 am-3:23 pm

1 stop9h 23m

$168

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Sat 9/6

1:58 pm-10:27 pm

2 stops9h 29m

$174

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Sun 8/3

7:34 am-4:14 pm

2 stops33h 40m

$175

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Fri 10/10

5:36 am-12:10 pm

1 stop7h 34m

$189

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 13 results
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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.

Rainfall in Idaho Falls by month

Plan your trip to Idaho Falls by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Idaho Falls ranges from 0.6 - 2.0 inches per month. May is typically the wettest month, when rainfall can reach 2.0 in. July is typically the driest time to visit Idaho Falls when rainfall is around 0.6 in.

Temperature in Idaho Falls by month

Plan your trip to Idaho Falls by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Idaho Falls, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

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 June 12, 2025.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,494 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Allegiant Air
7.3
Good
725 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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 $337 on this airline. Additional options worth looking into are Delta and Allegiant Air, starting at $342 and $391 round-trip. American Airlines is 49% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Nashville to Idaho Falls one-way?

    For one-way options, check prices for Hawaiian Airlines. According to our data, you can fly for as low as $168. Users have also found prices from $174 and $189 on Delta and American Airlines, respectively.

  • 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 Nashville?

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Rexburg

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Alternative routes for Nashville to Idaho Falls

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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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$320Average$678FlexibilityNo cancel feeOn-time71%
DeltaCheapest$336Average$746FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$426Average$725FlexibilityNo cancel feeOn-time69%

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