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$236+ 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 5/15. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — BNA
Mar 8 — Mar 151
Sat 3/8
Sat 3/15
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 March 3, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$326
(American Airlines)

One-way from

$236
(Alaska Airlines)

Popular in

September

Cheapest in

April

Average price

$593
Provider with most accurate pricing for Idaho Falls Fanning Field-Nashville Intl flight deals.
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Provider most trusted by Cheapflights users for Idaho Falls Fanning Field-Nashville Intl flights.
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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. 11% potential increase in price ($76 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in March 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 March 3, 2025.

This American Airlines deal was found by Cheapflights users on 3/2. 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.
Sat 4/512:59 pmIDA - BNA
2 stops9h 27mAmerican Airlines
Wed 4/94:25 pmBNA - IDA
1 stop6h 45mAmerican Airlines
Deal found 3/2$326
This United Airlines deal was found by Cheapflights users on 3/2. 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.
Sun 4/62:20 pmIDA - BNA
1 stop6h 03mUnited Airlines
Wed 4/98:15 amBNA - IDA
1 stop8h 06mUnited Airlines
Deal found 3/2$482
This Alaska Airlines deal was found by Cheapflights users on 3/2. 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.
Mon 3/174:07 pmIDA - BNA
1 stop6h 52mAlaska Airlines
Fri 3/217:00 amBNA - IDA
1 stop9h 34mAlaska Airlines
Deal found 3/2$490
This Delta deal was found by Cheapflights users on 3/3. 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 5/1512:30 pmIDA - BNA
2 stops10h 29mDelta
Wed 5/217:35 amBNA - IDA
1 stop5h 15mDelta
Deal found 3/3$626
This United Airlines deal was found by Cheapflights users on 3/3. 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.
Sun 5/185:00 amIDA - TYS
1 stop7h 59mUnited Airlines
Fri 5/234:52 pmTYS - IDA
1 stop7h 59mUnited Airlines
Deal found 3/3$676
This American Airlines deal was found by Cheapflights users on 3/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/151:02 pmIDA - CHA
1 stop8h 53mAmerican Airlines
Mon 5/196:07 pmCHA - IDA
1 stop20h 22mAmerican Airlines
Deal found 3/1$735
This American Airlines deal was found by Cheapflights users on 3/2. 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 3/147:47 amIDA - TYS
2 stops11h 06mAmerican Airlines
Sat 3/158:00 amTYS - IDA
2 stops16h 12mAmerican Airlines
Deal found 3/2$764
This Alaska Airlines deal was found by Cheapflights users on 3/2. 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 3/144:07 pmIDA - TYS
3 stops27h 50mAlaska Airlines
Sun 3/1610:50 amTYS - IDA
2 stops30h 40mAlaska Airlines
Deal found 3/2$1,035
This Delta deal was found by Cheapflights users on 3/3. 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 12/186:10 amIDA - TYS
2 stops8h 30mDelta
Sun 12/287:20 amTYS - IDA
2 stops12h 55mDelta
Deal found 3/3$1,779

Find flights from Idaho Falls to Tennessee within your budget

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 March 3, 2025.

Fly from

Idaho Falls

Fly to

Tennessee

Route

Depart

Return

Price

Idaho FallsNashville

IDA - BNA

IDABNA

Idaho Falls Fanning Field

Sat 4/5

12:59 pm-11:26 pm

2 stops9h 27m

Nashville Intl

Wed 4/9

4:25 pm-10:10 pm

1 stop6h 45m

$326

Idaho FallsNashville

IDA - BNA

IDABNA

Idaho Falls Fanning Field

Sun 4/6

2:20 pm-9:23 pm

1 stop6h 03m

Nashville Intl

Wed 4/9

8:15 am-3:21 pm

1 stop8h 06m

$482

Idaho FallsNashville

IDA - BNA

IDABNA

Idaho Falls Fanning Field

Mon 3/17

4:07 pm-11:59 pm

1 stop6h 52m

Nashville Intl

Fri 3/21

7:00 am-3:34 pm

1 stop9h 34m

$490

Idaho FallsNashville

IDA - BNA

IDABNA

Idaho Falls Fanning Field

Thu 5/15

12:30 pm-11:59 pm

2 stops10h 29m

Nashville Intl

Wed 5/21

7:35 am-11:50 am

1 stop5h 15m

$626

Idaho FallsKnoxville

IDA - TYS

IDATYS

Idaho Falls Fanning Field

Sun 5/18

5:00 am-2:59 pm

1 stop7h 59m

Knoxville McGhee Tyson

Fri 5/23

4:52 pm-10:51 pm

1 stop7h 59m

$676

Idaho FallsChattanooga

IDA - CHA

IDACHA

Idaho Falls Fanning Field

Thu 5/15

1:02 pm-11:55 pm

1 stop8h 53m

Chattanooga Lovell Field

Mon 5/19

6:07 pm-12:29 pm

1 stop20h 22m

$735

Idaho FallsKnoxville

IDA - TYS

IDATYS

Idaho Falls Fanning Field

Fri 3/14

7:47 am-8:53 pm

2 stops11h 06m

Knoxville McGhee Tyson

Sat 3/15

8:00 am-10:12 pm

2 stops16h 12m

$764

Idaho FallsKnoxville

IDA - TYS

IDATYS

Idaho Falls Fanning Field

Fri 3/14

4:07 pm-9:57 pm

3 stops27h 50m

Knoxville McGhee Tyson

Sun 3/16

10:50 am-3:30 pm

2 stops30h 40m

$1,035

Idaho FallsNashville

IDA - BNA

IDABNA

Idaho Falls Fanning Field

Thu 5/15

4:20 pm-5:40 am

1 stop12h 20m

$236

Idaho FallsNashville

IDA - BNA

IDABNA

Idaho Falls Fanning Field

Thu 5/15

1:02 pm-10:40 pm

1 stop8h 38m

$299

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/3

Showing 1-10 of 13 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.

Travel insights for flights from Idaho Falls to Tennessee

Get recent, data-driven insights about flights from Idaho Falls to Tennessee including ideal travel times, pricing trends, and more.

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 $292). 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 March 3, 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 March 3, 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
9,710 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Food

7.1

Overall

8.0

Crew

8.5

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
9,710 reviews
Alaska Airlines
8.0
Very good
9,710 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Food

7.1

Overall

8.0

Crew

8.5

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
8,068 reviews
Alaska Airlines
8.0
Very good
9,710 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Food

7.1

Overall

8.0

Crew

8.5

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
8,679 reviews
Alaska Airlines
8.0
Very good
9,710 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Food

7.1

Overall

8.0

Crew

8.5

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
9,710 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Food

7.1

Overall

8.0

Crew

8.5

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

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 Alaska Airlines ($236), American Airlines ($299), and United Airlines ($387).

  • 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 $292). 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 March 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$343Average$602FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$436Average$605FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$448Average$645FlexibilityNo cancel feeOn-time69%
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