$183+ 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 12/31. Fares are subject to change and may not be available on all flights or dates of travel.
BNA — IDA
Oct 1 — Oct 81
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Nashville to Idaho Falls with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Nashville to Idaho Falls
Cheapest
Best
Last-minute
One-way
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 September 1, 2026.
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 September 1, 2026.
This American Airlines deal was found by Cheapflights users on 8/30. 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 10/306:00 am -
1 stop8h 09m
Mon 11/21:35 pm -
1 stop7h 04m
Deal found 8/30![American Airlines logo]()
$360
This Delta deal was found by Cheapflights users on 8/28. 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.
Fri 10/27:30 am -
1 stop5h 45m
Wed 10/76:00 am -
1 stop7h 24m
Deal found 8/28![Delta logo]()
$374
This Delta deal was found by Cheapflights users on 8/28. 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.
Tue 10/67:25 am -
1 stop5h 57m
Wed 10/76:00 am -
1 stop7h 24m
Deal found 8/28![Delta logo]()
$380
This Alaska Airlines deal was found by Cheapflights users on 8/27. 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 10/305:01 pm -
1 stop21h 20m
Mon 11/21:53 pm -
1 stop9h 06m
Deal found 8/27![Alaska Airlines logo]()
$381
This Delta deal was found by Cheapflights users on 8/28. 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.
Tue 10/67:25 am -
1 stop5h 57m
Tue 10/136:00 am -
2 stops14h 51m
Deal found 8/28![Delta logo]()
$428
This Alaska Airlines deal was found by Cheapflights users on 8/28. 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 10/67:00 am -
1 stop9h 20m
Mon 10/121:58 pm -
1 stop9h 01m
Deal found 8/28![Alaska Airlines logo]()
$430
This Delta deal was found by Cheapflights users on 8/28. 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.
Fri 10/27:30 am -
1 stop5h 45m
Tue 10/136:00 am -
2 stops14h 51m
Deal found 8/28![Delta logo]()
$437
This United Airlines deal was found by Cheapflights users on 8/31. 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.
Sat 9/1912:37 pm -
2 stops9h 41m
Tue 9/292:28 pm -
1 stop5h 47m
Deal found 8/31![United Airlines logo]()
$440
This Booking.com deal was found by Cheapflights users on 8/31. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/195:14 pm -
1 stop21h 10m
Tue 9/292:01 pm -
1 stop8h 58m
Deal found 8/31![Alaska Airlines logo]()
$444
This United Airlines deal was found by Cheapflights users on 8/27. 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 9/239:52 am -
2 stops8h 24m
Sun 9/275:51 pm -
1 stop5h 08m
Deal found 8/27![United Airlines logo]()
$451
This Alaska Airlines deal was found by Cheapflights users on 8/28. 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.
Wed 9/307:00 am -
1 stop9h 20m
Mon 10/121:58 pm -
1 stop9h 01m
Deal found 8/28![Alaska Airlines logo]()
$479
Best flights from Nashville to Idaho FallsDiscover 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 September 1, 2026.
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 September 1, 2026.
This Alaska Airlines deal was found by Cheapflights users on 8/27. 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 10/305:01 pm -
1 stop21h 20m
Mon 11/21:53 pm -
1 stop9h 06m
Deal found 8/27![Alaska Airlines logo]()
$381
This United Airlines deal was found by Cheapflights users on 8/31. 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.
Sat 2/612:43 pm -
2 stops9h 25m
Tue 2/92:35 pm -
1 stop5h 31m
Deal found 8/31![United Airlines logo]()
$416
This Delta deal was found by Cheapflights users on 8/28. 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.
Tue 10/67:25 am -
1 stop5h 57m
Tue 10/136:00 am -
2 stops14h 51m
Deal found 8/28![Delta logo]()
$428
This United Airlines deal was found by Cheapflights users on 8/31. 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.
Sat 9/1912:37 pm -
2 stops9h 41m
Tue 9/292:28 pm -
1 stop5h 47m
Deal found 8/31![United Airlines logo]()
$440
This United Airlines deal was found by Cheapflights users on 8/27. 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 9/239:52 am -
2 stops8h 24m
Sun 9/275:51 pm -
1 stop5h 08m
Deal found 8/27![United Airlines logo]()
$451
This Alaska Airlines deal was found by Cheapflights users on 8/27. 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.
Sat 2/67:01 am -
1 stop9h 20m
Tue 2/99:08 am -
2 stops12h 26m
Deal found 8/27![Alaska Airlines logo]()
$505
Last-minute flights from Nashville to Idaho FallsDiscover last-minute flight deals from Nashville to Idaho Falls. Data last updated September 1, 2026 and is based on user searches.
Discover last-minute flight deals from Nashville to Idaho Falls. Data last updated September 1, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 8/31. 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.
Sat 9/1912:37 pm -
2 stops9h 41m
Tue 9/292:28 pm -
1 stop5h 47m
Deal found 8/31![United Airlines logo]()
$440
This Booking.com deal was found by Cheapflights users on 8/31. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/195:14 pm -
1 stop21h 10m
Tue 9/292:01 pm -
1 stop8h 58m
Deal found 8/31![Alaska Airlines logo]()
$444
This United Airlines deal was found by Cheapflights users on 8/27. 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 9/239:52 am -
2 stops8h 24m
Sun 9/275:51 pm -
1 stop5h 08m
Deal found 8/27![United Airlines logo]()
$451
This Alaska Airlines deal was found by Cheapflights users on 8/28. 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.
Wed 9/307:00 am -
1 stop9h 20m
Mon 10/121:58 pm -
1 stop9h 01m
Deal found 8/28![Alaska Airlines logo]()
$479
This Delta deal was found by Cheapflights users on 8/28. 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.
Fri 10/27:30 am -
1 stop5h 45m
Wed 10/76:00 am -
1 stop7h 24m
Deal found 8/28![Delta logo]()
$374
This Delta deal was found by Cheapflights users on 8/28. 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.
Fri 10/27:30 am -
1 stop5h 45m
Tue 10/136:00 am -
2 stops14h 51m
Deal found 8/28![Delta logo]()
$437
This Delta deal was found by Cheapflights users on 8/28. 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.
Tue 10/67:25 am -
1 stop5h 57m
Wed 10/76:00 am -
1 stop7h 24m
Deal found 8/28![Delta logo]()
$380
This Delta deal was found by Cheapflights users on 8/28. 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.
Tue 10/67:25 am -
1 stop5h 57m
Tue 10/136:00 am -
2 stops14h 51m
Deal found 8/28![Delta logo]()
$428
This Alaska Airlines deal was found by Cheapflights users on 8/28. 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 10/67:00 am -
1 stop9h 20m
Mon 10/121:58 pm -
1 stop9h 01m
Deal found 8/28![Alaska Airlines logo]()
$430
This American Airlines deal was found by Cheapflights users on 8/30. 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 10/306:00 am -
1 stop8h 09m
Mon 11/21:35 pm -
1 stop7h 04m
Deal found 8/30![American Airlines logo]()
$360
This Alaska Airlines deal was found by Cheapflights users on 8/27. 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 10/305:01 pm -
1 stop21h 20m
Mon 11/21:53 pm -
1 stop9h 06m
Deal found 8/27![Alaska Airlines logo]()
$381
One-way flights from Nashville to Idaho FallsSearch for one-way flight options from Nashville to Idaho Falls. Find affordable one-way fares based on user searches. Data last updated September 1, 2026.
Search for one-way flight options from Nashville to Idaho Falls. Find affordable one-way fares based on user searches. Data last updated September 1, 2026.
This Delta deal was found by Cheapflights users on 9/1. 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.
Thu 12/313:30 pm -
1 stop7h 55m
Deal found 9/1![Delta logo]()
$183
This American Airlines deal was found by Cheapflights users on 8/29. 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.
Thu 12/317:00 am -
2 stops11h 20m
Deal found 8/29![American Airlines logo]()
$188
This Delta deal was found by Cheapflights users on 8/31. 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.
Mon 9/142:01 pm -
1 stop5h 16m
Deal found 8/31![Delta logo]()
$221
This United Airlines deal was found by Cheapflights users on 8/31. 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.
Sat 9/127:25 am -
2 stops10h 51m
Deal found 8/31![United Airlines logo]()
$226
This Booking.com deal was found by Cheapflights users on 8/31. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/115:14 pm -
1 stop21h 10m
Deal found 8/31![Alaska Airlines logo]()
$245
This United Airlines deal was found by Cheapflights users on 8/31. 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 9/92:45 pm -
1 stop7h 33m
Deal found 8/31![United Airlines logo]()
$249
This American Airlines deal was found by Cheapflights users on 8/29. 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 1/18:30 am -
2 stops9h 50m
Deal found 8/29![American Airlines logo]()
$264
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 September 1, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $330 (Delta) |
One-way from | $183 (Delta) |
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 7,457,451 searches. Data last updated September 1, 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
Cheapest round-trip
NashvilleIdaho Falls
BNA Nashville Intl - IDA Idaho Falls Fanning Field
BNAIDA
Nashville Intl
Fri 10/30
5:01 pm-1:21 pm
1 stop21h 20m
Idaho Falls Fanning Field
Mon 11/2
1:53 pm-11:59 pm
1 stop9h 06m
$381
NashvilleIdaho Falls
BNA Nashville Intl - IDA Idaho Falls Fanning Field
BNAIDA
Nashville Intl
Sat 2/6
12:43 pm-9:08 pm
2 stops9h 25m
Idaho Falls Fanning Field
Tue 2/9
2:35 pm-9:06 pm
1 stop5h 31m
$416
NashvilleIdaho Falls
BNA Nashville Intl - IDA Idaho Falls Fanning Field
BNAIDA
Nashville Intl
Tue 10/6
7:25 am-12:22 pm
1 stop5h 57m
Idaho Falls Fanning Field
Tue 10/13
6:00 am-9:51 pm
2 stops14h 51m
$428
NashvilleIdaho Falls
BNA Nashville Intl - IDA Idaho Falls Fanning Field
BNAIDA
Nashville Intl
Sat 9/19
12:37 pm-9:18 pm
2 stops9h 41m
Idaho Falls Fanning Field
Tue 9/29
2:28 pm-9:15 pm
1 stop5h 47m
$440
Quickest round-trip
NashvilleIdaho Falls
BNA Nashville Intl - IDA Idaho Falls Fanning Field
BNAIDA
Nashville Intl
Wed 9/23
9:52 am-5:16 pm
2 stops8h 24m
Idaho Falls Fanning Field
Sun 9/27
5:51 pm-11:59 pm
1 stop5h 08m
$451
NashvilleIdaho Falls
BNA Nashville Intl - IDA Idaho Falls Fanning Field
BNAIDA
Nashville Intl
Sat 2/6
7:01 am-3:21 pm
1 stop9h 20m
Idaho Falls Fanning Field
Tue 2/9
9:08 am-10:34 pm
2 stops12h 26m
$505
Cheapest one-way
NashvilleIdaho Falls
BNA Nashville Intl - IDA Idaho Falls Fanning Field
BNAIDA
Nashville Intl
Thu 12/31
3:30 pm-10:25 pm
1 stop7h 55m
$183
NashvilleIdaho Falls
BNA Nashville Intl - IDA Idaho Falls Fanning Field
BNAIDA
Nashville Intl
Fri 1/1
7:00 am-3:18 pm
1 stop9h 18m
$188
NashvilleIdaho Falls
BNA Nashville Intl - IDA Idaho Falls Fanning Field
BNAIDA
Nashville Intl
Thu 12/31
7:00 am-5:20 pm
2 stops11h 20m
$188
Quickest one-way
NashvilleIdaho Falls
BNA Nashville Intl - IDA Idaho Falls Fanning Field
BNAIDA
Nashville Intl
Fri 1/1
7:00 am-1:13 pm
1 stop7h 13m
$210
Sorted by cheapest first
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 September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
BNA-IDA
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.
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 September 1, 2026.
Get a feel of what it's like to fly with Delta,United Airlines, andAmerican 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.
Comfort
7.8
Boarding
8.1
Food
7.2
Crew
8.5
Entertainment
7.8
Overall
7.8
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Comfort
7.8
Boarding
8.1
Food
7.2
Crew
8.5
Entertainment
7.8
Overall
7.8
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Comfort
7.8
Boarding
8.1
Food
7.2
Crew
8.5
Entertainment
7.8
Overall
7.8
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Comfort
7.8
Boarding
8.1
Food
7.2
Crew
8.5
Entertainment
7.8
Overall
7.8
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
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.
Traveling to a place near Idaho Falls?
Book flights to Idaho Falls if you plan to visit one of these locationsRexburg
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Idaho Falls flight routes
Other flight options
Other flights from Nashville
Popular flights
Alternative routes for Nashville to Idaho Falls
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Idaho Falls by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Nashville to Idaho Falls by cabin class
Find flights from Nashville to Idaho Falls, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Idaho Falls
Explore flights to Idaho Falls departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 1, 2026.
Nashville and Idaho Falls flights
Browse other Nashville and Idaho Falls flight options. Last updated on September 1, 2026.
Other flights from Nashville
Browse through other flights departing from Nashville. Flights are based on user searches made on Cheapflights and were last updated on September 1, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 7,457,451 searches. Data last updated September 1, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$319 | Average$504 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$338 | Average$523 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$406 | Average$574 | FlexibilityNo cancel fee | On-time71% |