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$175+ Cheap flights from Idaho Falls (IDA) to Tennessee

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 9/24. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — BNA
ago. 4 — ago. 111
lun. 8/4
lun. 8/11
1 adult, Economy
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Cheap flight deals from Idaho Falls to Tennessee

Keep the following information in mind while searching for Idaho Falls to Tennessee flight deals. Data was last updated julio 30, 2025.

Round-trip from

$271
(Mytrip)

One-way from

$175
(Hawaiian Airlines)

Popular in

September

Cheapest in

July

Average price

$373
From Idaho Falls Fanning Field to Tennessee
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One-way flight from Idaho Falls Fanning Field to Tennessee
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Highest demand for flights based on searches. 13% potential increase in price ($81 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($27 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 Idaho Falls to Tennessee

Cheapest flights from Idaho Falls to Tennessee
Explore the most affordable flight options available from Idaho Falls to Tennessee. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 30, 2025.

This Mytrip deal was found by Cheapflights users on 7/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/89:39 pmIDA - BNA
1 stop15h 52mMultiple Airlines
jue. 9/116:17 pmBNA - IDA
2 stops22h 48mMultiple Airlines
Deal found 7/30$271
This American Airlines deal was found by Cheapflights users on 7/30. 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.
mar. 10/2112:55 pmIDA - TYS
1 stop6h 08mAmerican Airlines
sáb. 10/258:09 amTYS - IDA
1 stop6h 15mAmerican Airlines
Deal found 7/30$289
This Delta deal was found by Cheapflights users on 7/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/236:00 amIDA - BNA
1 stop6h 42mDelta
mar. 9/307:34 amBNA - IDA
1 stop5h 52mDelta
Deal found 7/29$351
This Hawaiian Airlines deal was found by Cheapflights users on 7/28. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/133:50 pmIDA - BNA
1 stop7h 27mHawaiian Airlines
dom. 11/167:15 amBNA - IDA
1 stop8h 58mHawaiian Airlines
Deal found 7/28$368
This American Airlines deal was found by Cheapflights users on 7/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/1812:41 pmIDA - BNA
2 stops9h 56mAmerican Airlines
lun. 9/2211:15 amBNA - IDA
2 stops11h 10mAmerican Airlines
Deal found 7/28$379
This Delta deal was found by Cheapflights users on 7/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/216:53 pmIDA - TYS
2 stops12h 07mDelta
sáb. 10/2512:47 pmTYS - IDA
2 stops11h 43mDelta
Deal found 7/30$384
This United Airlines deal was found by Cheapflights users on 7/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/245:00 amIDA - BNA
1 stop5h 37mUnited Airlines
mié. 8/272:20 pmBNA - IDA
1 stop7h 34mUnited Airlines
Deal found 7/28$391
This Alaska Airlines deal was found by Cheapflights users on 7/28. 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.
jue. 11/133:50 pmIDA - BNA
1 stop7h 27mAlaska Airlines
dom. 11/165:51 pmBNA - IDA
2 stops31h 08mAlaska Airlines
Deal found 7/28$462
This American Airlines deal was found by Cheapflights users on 7/30. 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.
sáb. 8/231:32 pmIDA - CHA
1 stop8h 52mAmerican Airlines
mar. 9/97:22 amCHA - IDA
1 stop7h 37mAmerican Airlines
Deal found 7/30$607
This United Airlines deal was found by Cheapflights users on 7/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/235:00 amIDA - CHA
2 stops28h 36mUnited Airlines
mar. 9/912:11 pmCHA - IDA
2 stops10h 43mUnited Airlines
Deal found 7/28$619
This United Airlines deal was found by Cheapflights users on 7/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/35:56 pmIDA - TYS
2 stops26h 54mUnited Airlines
dom. 10/127:00 amTYS - IDA
2 stops17h 49mUnited Airlines
Deal found 7/29$839

Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho Falls to Tennessee 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 julio 30, 2025.
Use the filters below to find and compare flights from Idaho Falls to Tennessee that are best for you.

Fly from

Idaho Falls

Fly to

Tennessee

Route

Depart

Return

Price

Idaho FallsNashville

IDA - BNA

IDABNA

Idaho Falls Fanning Field

lun. 9/8

9:39 pm-2:31 pm

1 stop15h 52m

Nashville Intl

jue. 9/11

6:17 pm-4:05 pm

2 stops22h 48m

$271

Idaho FallsKnoxville

IDA - TYS

IDATYS

Idaho Falls Fanning Field

mar. 10/21

12:55 pm-9:03 pm

1 stop6h 08m

Knoxville McGhee Tyson

sáb. 10/25

8:09 am-12:24 pm

1 stop6h 15m

$289

Idaho FallsNashville

IDA - BNA

IDABNA

Idaho Falls Fanning Field

mar. 9/23

6:00 am-1:42 pm

1 stop6h 42m

Nashville Intl

mar. 9/30

7:34 am-12:26 pm

1 stop5h 52m

$351

Idaho FallsNashville

IDA - BNA

IDABNA

Idaho Falls Fanning Field

jue. 9/18

12:41 pm-11:37 pm

2 stops9h 56m

Nashville Intl

lun. 9/22

11:15 am-9:25 pm

2 stops11h 10m

$379

Idaho FallsKnoxville

IDA - TYS

IDATYS

Idaho Falls Fanning Field

mar. 10/21

6:53 pm-9:00 am

2 stops12h 07m

Knoxville McGhee Tyson

sáb. 10/25

12:47 pm-10:30 pm

2 stops11h 43m

$384

Idaho FallsNashville

IDA - BNA

IDABNA

Idaho Falls Fanning Field

dom. 8/24

5:00 am-11:37 am

1 stop5h 37m

Nashville Intl

mié. 8/27

2:20 pm-8:54 pm

1 stop7h 34m

$391

Idaho FallsNashville

IDA - BNA

IDABNA

Idaho Falls Fanning Field

jue. 10/9

4:15 pm-5:40 am

1 stop12h 25m

Nashville Intl

sáb. 10/18

4:06 pm-10:38 pm

1 stop7h 32m

$491

Idaho FallsChattanooga

IDA - CHA

IDACHA

Idaho Falls Fanning Field

sáb. 8/23

1:32 pm-12:24 am

1 stop8h 52m

Chattanooga Lovell Field

mar. 9/9

7:22 am-12:59 pm

1 stop7h 37m

$607

Idaho FallsChattanooga

IDA - CHA

IDACHA

Idaho Falls Fanning Field

sáb. 8/23

5:00 am-11:36 am

2 stops28h 36m

Chattanooga Lovell Field

mar. 9/9

12:11 pm-8:54 pm

2 stops10h 43m

$619

Idaho FallsKnoxville

IDA - TYS

IDATYS

Idaho Falls Fanning Field

vie. 10/3

5:56 pm-10:50 pm

2 stops26h 54m

Knoxville McGhee Tyson

dom. 10/12

7:00 am-10:49 pm

2 stops17h 49m

$839

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 15 results
1
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Best time to book a flight from Idaho Falls to Tennessee

Have a flexible travel schedule? Discover the best time to fly to Tennessee from Idaho Falls 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 Idaho Falls to Tennessee

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

Currently, January is the cheapest month in which you can book a flight from Idaho Falls to Tennessee (average of $220). Flying from Idaho Falls to Tennessee in June is currently the most expensive (average of $291). 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.

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

Find hourly flight availability from Idaho Falls to Tennessee. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated julio 30, 2025.

When flying from Idaho Falls to Tennessee, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

Reviews of airlines servicing Tennessee

Get insights into the airlines that provide service to Tennessee. 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 Tennessee. Reviews last updated julio 30, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Delta, and Hawaiian Airlines from Idaho Falls to Tennessee by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,980 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Hawaiian Airlines
7.8
Good
2,611 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,896 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

Find useful and relevant information for your journey from Idaho Falls to Tennessee. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Idaho Falls to Tennessee?

    For a flight from Idaho Falls to Tennessee, you will be flying from Fanning Field. Idaho Falls Fanning Field (IDA) is just 3.8 mi from the center of the city.

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

    The cheapest airlines for a one-way flight from Idaho Falls to Tennessee are Hawaiian Airlines ($175), Delta ($181), and American Airlines ($261).

  • What are the most popular routes from Idaho Falls to Tennessee?

    When deciding which route to take from Idaho Falls to Tennessee consider Idaho Falls Fanning Field - Nashville Intl, Idaho Falls Fanning Field - Knoxville McGhee Tyson or Idaho Falls Fanning Field - Chattanooga Lovell Field as they are the most popular.

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

    Yes. In addition to deals on Idaho Falls to Tennessee flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Idaho Falls to Tennessee?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Idaho Falls to Tennessee.

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

    Yes. Cheapflights offers flight deals from Idaho Falls to Tennessee 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 Idaho Falls to Tennessee?

    Currently, January is the cheapest month in which you can book a flight from Idaho Falls to Tennessee (average of $220). Flying from Idaho Falls to Tennessee in June is currently the most expensive (average of $291). 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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Alternative routes for Idaho Falls to Tennessee

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Idaho Falls to Tennessee

Discover the top 3 airlines that operate flights from Idaho Falls to Tennessee. 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 julio 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$268Average$422FlexibilityNo cancel feeOn-time71%
DeltaCheapest$280Average$457FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$386Average$627FlexibilityNo cancel feeOn-time69%

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