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 $413 on this airline. Additional options worth looking into are United Airlines and Delta, starting at $430 and $500 round-trip. American Airlines is 38% 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 American Airlines. According to our data, you can fly for as low as $194. Users have also found prices from $213 and $280 on United Airlines and Hawaiian 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.

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 May tends to be the cheapest month to fly to Idaho Falls from Nashville. Users have commonly found prices around $666 for the month, but tickets can be as low as $426. 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.

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.

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.

$194+ Flights from Nashville to Idaho Falls

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1. Tell us where you want to go

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2. Select your favorite providers

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Cheap flight deals from Nashville to Idaho Falls

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$413 (American Airlines)
One-way from	$194 (American Airlines)
Popular in	February
Cheapest in	May
Average price	$537

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. 13% potential increase in price ($101 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($20 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in March 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 March 28, 2025.

Sat 9/64:06 pmBNA - IDA

1 stop6h 02mAmerican Airlines

Sat 9/277:34 amIDA - BNA

1 stop5h 35mAmerican Airlines

Deal found 3/26

$413

Tue 7/155:29 pmBNA - IDA

1 stop6h 22mUnited Airlines

Tue 7/2210:45 amIDA - BNA

2 stops11h 35mUnited Airlines

Deal found 3/26

$430

Wed 6/257:34 amBNA - IDA

1 stop7h 50mDelta

Thu 7/173:05 pmIDA - BNA

1 stop6h 17mDelta

Deal found 3/26

$500

Fri 8/14:19 pmBNA - IDA

2 stops24h 04mAlaska Airlines

Fri 8/84:03 pmIDA - BNA

2 stops22h 16mAlaska Airlines

Deal found 3/26

$614

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 March 28, 2025.

Sat 9/64:06 pmBNA - IDA

1 stop6h 02mAmerican Airlines

Sat 9/277:34 amIDA - BNA

1 stop5h 35mAmerican Airlines

Deal found 3/26

$413

Tue 7/155:29 pmBNA - IDA

1 stop6h 22mUnited Airlines

Tue 7/2210:45 amIDA - BNA

2 stops11h 35mUnited Airlines

Deal found 3/26

$430

Wed 6/257:34 amBNA - IDA

1 stop7h 50mDelta

Thu 7/173:05 pmIDA - BNA

1 stop6h 17mDelta

Deal found 3/26

$500

Fri 8/14:19 pmBNA - IDA

2 stops24h 04mAlaska Airlines

Fri 8/84:03 pmIDA - BNA

2 stops22h 16mAlaska Airlines

Deal found 3/26

$614

Last-minute flights from Nashville to Idaho Falls
Discover last-minute flight deals from Nashville to Idaho Falls. Data last updated March 28, 2025 and is based on user searches.

Sat 3/297:00 amBNA - IDA

1 stop9h 34mAlaska Airlines

Sat 4/54:11 pmIDA - BNA

1 stop6h 48mAlaska Airlines

Deal found 3/27

$716

Sat 3/299:48 amBNA - IDA

2 stops13h 24mAmerican Airlines

Sat 4/512:59 pmIDA - BNA

1 stop7h 55mAmerican Airlines

Deal found 3/27

$741

Sun 3/307:01 amBNA - IDA

1 stop27h 31mUnited Airlines

Thu 4/106:50 amIDA - BNA

1 stop13h 33mUnited Airlines

Deal found 3/26

$1,137

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 March 28, 2025.

Sat 9/69:35 amBNA - IDA

1 stop5h 58mAmerican Airlines

Deal found 3/27

$194

Tue 5/209:58 amBNA - IDA

2 stops12h 06mUnited Airlines

Deal found 3/26

$213

Thu 4/37:00 amBNA - IDA

1 stop9h 34mHawaiian Airlines

Deal found 3/25

$280

Thu 4/310:35 amBNA - IDA

2 stops8h 40mDelta

Deal found 3/25

$286

Thu 4/36:30 pmBNA - IDA

3 stops22h 04mMultiple Airlines

Deal found 3/25

$801

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

Sat 9/6

4:06 pm-9:08 pm

1 stop6h 02m

Idaho Falls Fanning Field

Sat 9/27

7:34 am-2:09 pm

1 stop5h 35m

$413

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Tue 7/15

5:29 pm-10:51 pm

1 stop6h 22m

Idaho Falls Fanning Field

Tue 7/22

10:45 am-11:20 pm

2 stops11h 35m

$430

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Wed 6/25

7:34 am-2:24 pm

1 stop7h 50m

Idaho Falls Fanning Field

Thu 7/17

3:05 pm-10:22 pm

1 stop6h 17m

$500

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Fri 8/1

4:19 pm-3:23 pm

2 stops24h 04m

Idaho Falls Fanning Field

Fri 8/8

4:03 pm-3:19 pm

2 stops22h 16m

$614

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Sat 9/6

9:35 am-2:33 pm

1 stop5h 58m

$194

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Tue 5/20

9:58 am-9:04 pm

2 stops12h 06m

$213

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Thu 4/3

7:00 am-3:34 pm

1 stop9h 34m

$280

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Thu 4/3

10:35 am-6:15 pm

2 stops8h 40m

$286

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Thu 4/3

6:30 pm-3:34 pm

3 stops22h 04m

$801

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

Compare providers for flights from Nashville to Idaho Falls

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.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust 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, 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 July is currently the most expensive (average of $628). 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

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

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

Alaska Airlines

8.0

Very good

9,798 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines

8.0

Very good

9,798 reviews

Alaska Airlines

8.0

Very good

9,798 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta

8.0

Very good

7,896 reviews

Alaska Airlines

8.0

Very good

9,798 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Hawaiian Airlines

7.9

Good

2,335 reviews

Alaska Airlines

8.0

Very good

9,798 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines

7.4

Good

8,603 reviews

Alaska Airlines

8.0

Very good

9,798 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

American Airlines

7.2

Good

10,000 reviews

Alaska Airlines

8.0

Very good

9,798 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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 $413 on this airline. Additional options worth looking into are United Airlines and Delta, starting at $430 and $500 round-trip. American Airlines is 38% 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 American Airlines. According to our data, you can fly for as low as $194. Users have also found prices from $213 and $280 on United Airlines and Hawaiian 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 July is currently the most expensive (average of $628). 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
American Airlines	Cheapest$320	Average$658	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$423	Average$758	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$426	Average$866	FlexibilityNo cancel fee	On-time69%

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$194+ 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.

Find cheap flights from Nashville to Idaho Falls with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Nashville to Idaho Falls

Most accurate provider

Most trusted provider

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 March 28, 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 March 28, 2025.

Cheapflights Fare Finder

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

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.

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?

Rainfall in Idaho Falls by month

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

Temperature in Idaho Falls by month

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

Reviews of airlines servicing Idaho Falls

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 March 28, 2025.