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$206+ 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 6/26. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — BNA
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$335
(Mytrip)

One-way from

$206
(American Airlines)

Popular in

September

Cheapest in

April

Average price

$475
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. 8% potential increase in price ($55 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($28 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 12, 2025.

This Mytrip deal was found by Cheapflights users on 6/11. 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.
Mon 6/304:30 pmIDA - BNA
2 stops12h 27mMultiple Airlines
Fri 7/41:54 pmBNA - IDA
2 stops32h 25mMultiple Airlines
Deal found 6/11$335
This American Airlines deal was found by Cheapflights users on 6/10. 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 8/1312:46 pmIDA - BNA
2 stops8h 58mAmerican Airlines
Sat 8/163:23 pmBNA - IDA
1 stop6h 55mAmerican Airlines
Deal found 6/10$342
This Alaska Airlines deal was found by Cheapflights users on 6/10. 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.
Thu 10/234:15 pmIDA - BNA
1 stop12h 25mAlaska Airlines
Wed 10/297:15 amBNA - IDA
1 stop9h 04mAlaska Airlines
Deal found 6/10$343
This Delta deal was found by Cheapflights users on 6/10. 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 8/1311:20 amIDA - BNA
2 stops10h 33mDelta
Sat 8/1612:58 pmBNA - IDA
2 stops10h 29mDelta
Deal found 6/10$372
This United Airlines deal was found by Cheapflights users on 6/11. 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 7/125:00 amIDA - BNA
2 stops9h 55mUnited Airlines
Fri 7/185:29 pmBNA - IDA
1 stop6h 22mUnited Airlines
Deal found 6/11$392
This Mytrip deal was found by Cheapflights users on 6/11. 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.
Thu 6/269:44 amIDA - TYS
2 stops25h 54mAllegiant Air
Mon 6/305:37 pmTYS - IDA
2 stops19h 17mAllegiant Air
Deal found 6/11$575
This American Airlines deal was found by Cheapflights users on 6/11. 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 6/261:51 pmIDA - TYS
1 stop8h 08mAmerican Airlines
Mon 6/307:00 amTYS - IDA
1 stop8h 21mAmerican Airlines
Deal found 6/11$706
This Delta deal was found by Cheapflights users on 6/10. 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 6/256:52 pmIDA - TYS
2 stops13h 27mDelta
Sun 6/297:46 amTYS - IDA
2 stops12h 26mDelta
Deal found 6/10$803
This United Airlines deal was found by Cheapflights users on 6/10. 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 6/255:00 amIDA - TYS
1 stop7h 49mUnited Airlines
Sun 6/294:35 pmTYS - IDA
1 stop8h 16mUnited Airlines
Deal found 6/10$844

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 June 12, 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

Mon 6/30

4:30 pm-5:57 am

2 stops12h 27m

Nashville Intl

Fri 7/4

1:54 pm-9:19 pm

2 stops32h 25m

$335

Idaho FallsNashville

IDA - BNA

IDABNA

Idaho Falls Fanning Field

Wed 8/13

12:46 pm-10:44 pm

2 stops8h 58m

Nashville Intl

Sat 8/16

3:23 pm-9:18 pm

1 stop6h 55m

$342

Idaho FallsNashville

IDA - BNA

IDABNA

Idaho Falls Fanning Field

Thu 10/23

4:15 pm-5:40 am

1 stop12h 25m

Nashville Intl

Wed 10/29

7:15 am-3:19 pm

1 stop9h 04m

$343

Idaho FallsNashville

IDA - BNA

IDABNA

Idaho Falls Fanning Field

Wed 8/13

11:20 am-10:53 pm

2 stops10h 33m

Nashville Intl

Sat 8/16

12:58 pm-10:27 pm

2 stops10h 29m

$372

Idaho FallsNashville

IDA - BNA

IDABNA

Idaho Falls Fanning Field

Sat 7/12

5:00 am-3:55 pm

2 stops9h 55m

Nashville Intl

Fri 7/18

5:29 pm-10:51 pm

1 stop6h 22m

$392

Idaho FallsKnoxville

IDA - TYS

IDATYS

Idaho Falls Fanning Field

Thu 6/26

9:44 am-1:38 pm

2 stops25h 54m

Knoxville McGhee Tyson

Mon 6/30

5:37 pm-10:54 am

2 stops19h 17m

$575

Idaho FallsKnoxville

IDA - TYS

IDATYS

Idaho Falls Fanning Field

Thu 6/26

1:51 pm-11:59 pm

1 stop8h 08m

Knoxville McGhee Tyson

Mon 6/30

7:00 am-1:21 pm

1 stop8h 21m

$706

Idaho FallsKnoxville

IDA - TYS

IDATYS

Idaho Falls Fanning Field

Wed 6/25

6:52 pm-10:19 am

2 stops13h 27m

Knoxville McGhee Tyson

Sun 6/29

7:46 am-6:12 pm

2 stops12h 26m

$803

Idaho FallsKnoxville

IDA - TYS

IDATYS

Idaho Falls Fanning Field

Wed 6/25

5:00 am-2:49 pm

1 stop7h 49m

Knoxville McGhee Tyson

Sun 6/29

4:35 pm-10:51 pm

1 stop8h 16m

$844

Idaho FallsNashville

IDA - BNA

IDABNA

Idaho Falls Fanning Field

Thu 6/26

7:00 am-2:56 pm

1 stop6h 56m

$206

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 14 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 $289). 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 June 12, 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.

Rainfall in Tennessee by month

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

In terms of precipitation, rainfall in Tennessee ranges from 2.8 - 5.0 inches per month. May is typically the wettest month, when rainfall can reach 5.0 in. October is typically the driest time to visit Tennessee when rainfall is around 2.8 in.

Temperature in Tennessee by month

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

If weather is an important factor for your trip to Tennessee, 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 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 37.4 F).

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 June 12, 2025.
To help decide which airline to fly from Idaho Falls to Tennessee, see what other customers have to say about Alaska Airlines, Delta and United Airlines. 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

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

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

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

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
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

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
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Allegiant Air
7.3
Good
725 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

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

Boarding

8.1

Food

7.1

Crew

8.5

Comfort

7.8

Overall

8.0

Entertainment

7.1

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

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 American Airlines ($206), United Airlines ($281), and Delta ($291).

  • 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 - Chattanooga Lovell Field or Idaho Falls Fanning Field - Knoxville McGhee Tyson 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 $289). 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$288Average$499FlexibilityNo cancel feeOn-time71%
DeltaCheapest$343Average$468FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$386Average$580FlexibilityNo cancel feeOn-time69%

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