$388+ Cheap flights from Nashville to Idaho Falls (BNA - IDA)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/27. Fares are subject to change and may not be available on all flights or dates of travel.
BNA — IDA
Nov 24 — Dec 11
Round-trip
1 adult, Economy
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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
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 October 25, 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 October 25, 2026.
This American Airlines deal was found by Cheapflights users on 10/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/287:00 am -
1 stop7h 09m
Wed 11/48:00 am -
1 stop8h 16m
Deal found 10/20![American Airlines logo]()
$433
This United Airlines deal was found by Cheapflights users on 10/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/57:30 am -
2 stops9h 08m
Mon 11/92:35 pm -
1 stop5h 58m
Deal found 10/20![United Airlines logo]()
$434
This United Airlines deal was found by Cheapflights users on 10/24. 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 12/57:00 am -
1 stop7h 37m
Tue 12/82:40 pm -
1 stop5h 29m
Deal found 10/24![United Airlines logo]()
$469
This United Airlines deal was found by Cheapflights users on 10/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/207:00 am -
1 stop7h 28m
Fri 11/277:00 am -
1 stop5h 12m
Deal found 10/20![United Airlines logo]()
$471
This American Airlines deal was found by Cheapflights users on 10/21. 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 11/56:00 am -
1 stop8h 05m
Mon 11/98:00 am -
1 stop8h 16m
Deal found 10/21![American Airlines logo]()
$474
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 October 25, 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 October 25, 2026.
This Delta deal was found by Cheapflights users on 10/21. 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 1/274:55 pm -
1 stop6h 24m
Thu 1/286:00 am -
1 stop6h 45m
Deal found 10/21![Delta logo]()
$388
This Alaska Airlines deal was found by Cheapflights users on 10/20. 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 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 2/91:56 pm -
1 stop9h 03m
Deal found 10/20![Alaska Airlines logo]()
$469
This United Airlines deal was found by Cheapflights users on 10/21. 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.
Mon 1/252:25 pm -
1 stop7h 45m
Sun 1/317:00 am -
1 stop5h 19m
Deal found 10/21![United Airlines logo]()
$469
This Delta deal was found by Cheapflights users on 10/21. 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 1/267:05 am -
1 stop6h 22m
Thu 1/286:45 pm -
2 stops12h 51m
Deal found 10/21![Delta logo]()
$393
This United Airlines deal was found by Cheapflights users on 10/21. 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 1/282:25 pm -
1 stop7h 45m
Sat 1/307:00 am -
1 stop5h 19m
Deal found 10/21![United Airlines logo]()
$469
This United Airlines deal was found by Cheapflights users on 10/23. 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 2/611:10 am -
2 stops11h 00m
Tue 2/92:30 pm -
1 stop5h 32m
Deal found 10/23![United Airlines logo]()
$474
This United Airlines deal was found by Cheapflights users on 10/24. 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 12/56:00 am -
2 stops8h 37m
Tue 12/82:40 pm -
1 stop5h 29m
Deal found 10/24![United Airlines logo]()
$474
Last-minute flights from Nashville to Idaho FallsDiscover last-minute flight deals from Nashville to Idaho Falls. Data last updated October 25, 2026 and is based on user searches.
Discover last-minute flight deals from Nashville to Idaho Falls. Data last updated October 25, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 10/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/287:00 am -
1 stop7h 09m
Wed 11/48:00 am -
1 stop8h 16m
Deal found 10/20![American Airlines logo]()
$433
This United Airlines deal was found by Cheapflights users on 10/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/57:30 am -
2 stops9h 08m
Mon 11/92:35 pm -
1 stop5h 58m
Deal found 10/20![United Airlines logo]()
$434
This American Airlines deal was found by Cheapflights users on 10/21. 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 11/56:00 am -
1 stop8h 05m
Mon 11/98:00 am -
1 stop8h 16m
Deal found 10/21![American Airlines logo]()
$474
This United Airlines deal was found by Cheapflights users on 10/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/207:00 am -
1 stop7h 28m
Fri 11/277:00 am -
1 stop5h 12m
Deal found 10/20![United Airlines logo]()
$471
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 October 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $359 (American Airlines) |
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 October 25, 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
Wed 1/27
4:55 pm-10:19 pm
1 stop6h 24m
Idaho Falls Fanning Field
Thu 1/28
6:00 am-1:45 pm
1 stop6h 45m
$388
NashvilleIdaho Falls
BNA Nashville Intl - IDA Idaho Falls Fanning Field
BNAIDA
Nashville Intl
Tue 1/26
7:05 am-12:27 pm
1 stop6h 22m
Idaho Falls Fanning Field
Thu 1/28
6:45 pm-8:36 am
2 stops12h 51m
$393
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
1:56 pm-11:59 pm
1 stop9h 03m
$469
Quickest round-trip
NashvilleIdaho Falls
BNA Nashville Intl - IDA Idaho Falls Fanning Field
BNAIDA
Nashville Intl
Mon 1/25
2:25 pm-9:10 pm
1 stop7h 45m
Idaho Falls Fanning Field
Sun 1/31
7:00 am-1:19 pm
1 stop5h 19m
$469
NashvilleIdaho Falls
BNA Nashville Intl - IDA Idaho Falls Fanning Field
BNAIDA
Nashville Intl
Thu 1/28
2:25 pm-9:10 pm
1 stop7h 45m
Idaho Falls Fanning Field
Sat 1/30
7:00 am-1:19 pm
1 stop5h 19m
$469
NashvilleIdaho Falls
BNA Nashville Intl - IDA Idaho Falls Fanning Field
BNAIDA
Nashville Intl
Sat 2/6
11:10 am-9:10 pm
2 stops11h 00m
Idaho Falls Fanning Field
Tue 2/9
2:30 pm-9:02 pm
1 stop5h 32m
$474
NashvilleIdaho Falls
BNA Nashville Intl - IDA Idaho Falls Fanning Field
BNAIDA
Nashville Intl
Sat 12/5
6:00 am-1:37 pm
2 stops8h 37m
Idaho Falls Fanning Field
Tue 12/8
2:40 pm-9:09 pm
1 stop5h 29m
$474
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 October.
| 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 October 25, 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.
Overall
7.8
Boarding
8.1
Entertainment
7.8
Crew
8.5
Comfort
7.8
Food
7.2
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Overall
7.8
Boarding
8.1
Entertainment
7.8
Crew
8.5
Comfort
7.8
Food
7.2
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Overall
7.8
Boarding
8.1
Entertainment
7.8
Crew
8.5
Comfort
7.8
Food
7.2
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Overall
7.8
Boarding
8.1
Entertainment
7.8
Crew
8.5
Comfort
7.8
Food
7.2
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - 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.
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Alternative routes for Nashville to Idaho Falls
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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 October 25, 2026.
Nashville and Idaho Falls flights
Browse other Nashville and Idaho Falls flight options. Last updated on October 25, 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 October 25, 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 October 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$319 | Average$428 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$331 | Average$523 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$407 | Average$568 | FlexibilityNo cancel fee | On-time71% |