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 $351 on this airline. Additional options worth looking into are Alaska Airlines and Delta, starting at $368 and $406 round-trip. American Airlines is 45% 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 Delta. According to our data, you can fly for as low as $176. Users have also found prices from $193 and $249 on Hawaiian Airlines and Alaska Airlines, respectively.

What is the cheapest day to fly from Nashville to Idaho Falls?

Travelers seeking maximum savings on their Nashville to Idaho Falls flight should consider departing on Tuesday mornings when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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.

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).

What are the most popular airlines that fly from Nashville to Idaho Falls?

The most popular airlines flying from Nashville to Idaho Falls are American Airlines, Delta and United Airlines. Something to consider prior to booking your flight.

What is the cheapest day to fly round-trip from Nashville to Idaho Falls?

Thursday flights are found to be more expensive to fly from Nashville to Idaho Falls. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Idaho Falls.

What is the cheapest month to fly from Nashville to Idaho Falls?

Our data shows that April tends to be the cheapest month to fly to Idaho Falls from Nashville. Users have commonly found prices around $638 for the month, but tickets can be as low as $320. Due to multiple factors, prepare for potentially higher prices in February.

What is the cheapest time of day to fly from BNA to IDA?

When flying from Nashville to Idaho Falls, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 23% versus a flight in the morning.

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.

$155+ Flights from Nashville to Idaho Falls

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Cheap flight deals from Nashville to Idaho Falls

Round-trip from	$351 (American Airlines)
One-way from	$155 (Mytrip)
Popular in	February
Cheapest in	April
Average price	$659

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 ($128 potential increase over avg. RT price).

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Cheapest flight prices on average. 3% potential price decrease ($22 potential savings vs. average RT price).

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Average for round-trip flights in July 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 July 3, 2025.

Tue 10/217:20 amBNA - IDA

1 stop6h 05mAmerican Airlines

Thu 10/301:11 pmIDA - BNA

1 stop8h 09mAmerican Airlines

Deal found 7/2

$351

Thu 7/174:46 pmBNA - IDA

2 stops19h 58mMultiple Airlines

Mon 7/216:12 pmIDA - BNA

3 stops23h 45mMultiple Airlines

Deal found 7/2

$365

Tue 10/287:15 amBNA - IDA

1 stop9h 04mAlaska Airlines

Sat 11/13:56 pmIDA - BNA

1 stop7h 03mAlaska Airlines

Deal found 7/2

$368

Tue 10/2812:14 pmBNA - IDA

2 stops11h 06mDelta

Sat 11/11:05 pmIDA - BNA

1 stop8h 12mDelta

Deal found 7/2

$406

Tue 10/2812:50 pmBNA - IDA

2 stops11h 02mUnited Airlines

Sat 11/15:00 amIDA - BNA

2 stops7h 56mUnited Airlines

Deal found 7/2

$459

Best flights from Nashville to Idaho Falls
Discover carefully curated flight deals from Nashville to Idaho Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 3, 2025.

Tue 10/213:22 pmBNA - IDA

1 stop7h 26mAmerican Airlines

Fri 10/3112:55 pmIDA - BNA

1 stop8h 04mAmerican Airlines

Deal found 7/2

$351

Thu 7/174:46 pmBNA - IDA

2 stops19h 58mMultiple Airlines

Mon 7/216:12 pmIDA - BNA

3 stops23h 45mMultiple Airlines

Deal found 7/2

$365

Tue 10/287:15 amBNA - IDA

1 stop9h 04mAlaska Airlines

Sat 11/13:56 pmIDA - BNA

1 stop7h 03mAlaska Airlines

Deal found 7/2

$368

Tue 10/2812:14 pmBNA - IDA

2 stops11h 06mDelta

Sat 11/11:05 pmIDA - BNA

1 stop8h 12mDelta

Deal found 7/2

$406

Tue 10/2812:50 pmBNA - IDA

2 stops11h 02mUnited Airlines

Sat 11/15:00 amIDA - BNA

2 stops7h 56mUnited Airlines

Deal found 7/2

$459

Last-minute flights from Nashville to Idaho Falls
Discover last-minute flight deals from Nashville to Idaho Falls. Data last updated July 3, 2025 and is based on user searches.

Tue 7/83:43 pmBNA - IDA

1 stop6h 52mAmerican Airlines

Thu 7/106:51 amIDA - BNA

2 stops9h 22mAmerican Airlines

Deal found 7/1

$566

Fri 7/119:00 amBNA - IDA

1 stop7h 22mAlaska Airlines

Tue 7/154:03 pmIDA - BNA

1 stop6h 56mAlaska Airlines

Deal found 7/1

$545

Fri 7/111:47 pmBNA - IDA

2 stops9h 42mDelta

Tue 7/156:00 amIDA - BNA

1 stop6h 50mDelta

Deal found 7/1

$556

Fri 7/113:00 pmBNA - IDA

2 stops8h 51mUnited Airlines

Tue 7/155:00 amIDA - BNA

2 stops10h 26mUnited Airlines

Deal found 7/1

$586

Thu 7/174:46 pmBNA - IDA

2 stops19h 58mMultiple Airlines

Mon 7/216:12 pmIDA - BNA

3 stops23h 45mMultiple Airlines

Deal found 7/2

$365

Thu 7/317:30 amBNA - IDA

1 stop7h 54mDelta

Thu 8/73:04 pmIDA - BNA

1 stop5h 56mDelta

Deal found 7/1

$351

Fri 8/15:32 pmBNA - IDA

1 stop6h 19mUnited Airlines

Fri 8/85:00 amIDA - BNA

1 stop5h 29mUnited Airlines

Deal found 7/2

$500

Mon 8/113:32 pmBNA - IDA

1 stop6h 46mAmerican Airlines

Sun 8/1712:46 pmIDA - BNA

1 stop19h 20mAmerican Airlines

Deal found 6/30

$424

One-way flights from Nashville to Idaho Falls
Search for one-way flight options from Nashville to Idaho Falls. Find affordable one-way fares based on user searches. Data last updated July 3, 2025.

Sun 9/145:00 pmBNA - IDA

2 stops19h 06mMultiple Airlines

Deal found 6/30

$155

Tue 9/167:34 amBNA - IDA

1 stop5h 52mDelta

Deal found 7/2

$176

Sat 9/67:00 amBNA - IDA

1 stop9h 20mHawaiian Airlines

Deal found 7/3

$193

Sun 9/146:47 pmBNA - IDA

1 stop21h 33mAlaska Airlines

Deal found 6/30

$249

Fri 10/106:33 amBNA - IDA

3 stops17h 16mUnited Airlines

Deal found 7/1

$400

Cheapflights Fare Finder

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

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Tue 10/21

3:22 pm-9:48 pm

1 stop7h 26m

Idaho Falls Fanning Field

Fri 10/31

12:55 pm-9:59 pm

1 stop8h 04m

$351

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Thu 7/17

4:46 pm-11:44 am

2 stops19h 58m

Idaho Falls Fanning Field

Mon 7/21

6:12 pm-6:57 pm

3 stops23h 45m

$365

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Tue 10/28

7:15 am-3:19 pm

1 stop9h 04m

Idaho Falls Fanning Field

Sat 11/1

3:56 pm-11:59 pm

1 stop7h 03m

$368

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Tue 10/28

12:14 pm-10:20 pm

2 stops11h 06m

Idaho Falls Fanning Field

Sat 11/1

1:05 pm-10:17 pm

1 stop8h 12m

$406

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Tue 10/28

12:50 pm-10:52 pm

2 stops11h 02m

Idaho Falls Fanning Field

Sat 11/1

5:00 am-1:56 pm

2 stops7h 56m

$459

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Sun 9/14

5:00 pm-11:06 am

2 stops19h 06m

$155

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Tue 9/16

7:34 am-12:26 pm

1 stop5h 52m

$176

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Sat 9/6

7:00 am-3:20 pm

1 stop9h 20m

$193

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Sun 9/14

6:47 pm-3:20 pm

1 stop21h 33m

$249

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Fri 10/10

6:33 am-10:49 pm

3 stops17h 16m

$400

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

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 a feel of what it's like to fly with Alaska Airlines, Delta, and Hawaiian 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.

Alaska Airlines

8.0

Very good

10,000 reviews

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

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

7,982 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Hawaiian Airlines

7.8

Good

2,545 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

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

8,861 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

American Airlines

7.2

Good

10,000 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

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

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 $351 on this airline. Additional options worth looking into are Alaska Airlines and Delta, starting at $368 and $406 round-trip. American Airlines is 45% 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 Delta. According to our data, you can fly for as low as $176. Users have also found prices from $193 and $249 on Hawaiian Airlines and Alaska 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

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Top 3 airlines flying from Nashville to Idaho Falls

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$193	Average$746	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$320	Average$678	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$426	Average$682	FlexibilityNo cancel fee	On-time69%

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$155+ 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 9/14. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Nashville to Idaho Falls with Cheapflights

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2. Select your favorite providers

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Cheap flight deals from Nashville to Idaho Falls

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Nashville to Idaho Falls

Cheapest flights from Nashville to Idaho FallsExplore 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 July 3, 2025.

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 July 3, 2025.

Cheapflights Fare Finder

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

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.

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?

How much does it cost to fly round-trip from Nashville to Idaho Falls?

Reviews of airlines servicing Idaho Falls

Get a feel of what it's like to fly with Alaska Airlines, Delta, and Hawaiian 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.

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?

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

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

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

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

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

Traveling to a place near Nashville?

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Alternative routes for Nashville to Idaho Falls

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Top 3 airlines flying from Nashville to Idaho Falls

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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 July 3, 2025.