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Idaho Falls

$153+ Cheap flights from Tennessee to Idaho Falls (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 8/7. Fares are subject to change and may not be available on all flights or dates of travel.
BNA — IDA
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
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Cheap flight deals from Tennessee to Idaho Falls

Keep the following information in mind while searching for Tennessee to Idaho Falls flight deals. Data was last updated junio 12, 2025.

Round-trip from

$269
(American Airlines)

One-way from

$153
(Mytrip)

Popular in

February

Cheapest in

April

Average price

$684
From Tennessee to Idaho Falls Fanning Field
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One-way flight from Tennessee to Idaho Falls Fanning Field
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Highest demand for flights based on searches. 13% potential increase in price ($102 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($20 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 Tennessee to Idaho Falls

Cheapest flights from Tennessee to Idaho Falls
Explore the most affordable flight options available from Tennessee to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 12, 2025.

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.
mar. 9/26:48 amMEM - IDA
1 stop6h 28mAmerican Airlines
sáb. 9/612:43 pmIDA - MEM
1 stop7h 20mAmerican Airlines
Deal found 6/10$269
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 6/267:45 pmMEM - IDA
1 stop17h 00mMultiple Airlines
lun. 6/306:17 pmIDA - MEM
1 stop23h 27mMultiple Airlines
Deal found 6/10$279
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 7/319:55 pmBNA - IDA
1 stop14h 49mMultiple Airlines
lun. 8/46:12 pmIDA - BNA
1 stop20h 17mMultiple Airlines
Deal found 6/10$296
This American Airlines deal was found by Cheapflights users on 6/12. 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.
mié. 9/175:00 amBNA - IDA
1 stop8h 59mAmerican Airlines
mié. 9/2412:43 pmIDA - BNA
1 stop7h 55mAmerican Airlines
Deal found 6/12$337
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.
mié. 9/177:05 amBNA - IDA
1 stop6h 24mDelta
mié. 9/246:50 pmIDA - BNA
2 stops12h 44mDelta
Deal found 6/10$342
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.
jue. 8/75:30 amTYS - IDA
2 stops10h 54mDelta
mié. 8/1311:20 amIDA - TYS
2 stops10h 28mDelta
Deal found 6/10$354
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.
vie. 7/255:06 pmBNA - IDA
2 stops28h 38mAllegiant Air
vie. 8/19:48 amIDA - BNA
2 stops27h 59mAllegiant Air
Deal found 6/11$391
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/212:46 pmMEM - IDA
2 stops10h 41mDelta
sáb. 9/66:52 pmIDA - MEM
2 stops13h 13mDelta
Deal found 6/11$399
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.
jue. 7/315:29 pmBNA - IDA
1 stop6h 22mUnited Airlines
dom. 8/35:00 amIDA - BNA
1 stop5h 29mUnited Airlines
Deal found 6/10$431
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.
mié. 7/303:10 pmMEM - IDA
1 stop6h 49mUnited Airlines
mié. 8/65:00 amIDA - MEM
1 stop8h 07mUnited Airlines
Deal found 6/10$446
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.
jue. 8/75:30 amTYS - IDA
1 stop8h 46mAmerican Airlines
jue. 8/147:00 amIDA - TYS
1 stop8h 38mAmerican Airlines
Deal found 6/10$451
This United Airlines deal was found by Cheapflights users on 6/12. 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. 7/44:35 pmTYS - IDA
1 stop6h 25mUnited Airlines
mar. 7/85:00 amIDA - TYS
2 stops15h 35mUnited Airlines
Deal found 6/12$519

Cheapflights Fare Finder

Customize your flight search to find flights from Tennessee 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 2,558,603 searches. Data last updated junio 12, 2025.
Use the filters below to find and compare flights from Tennessee to Idaho Falls that are best for you.

Fly from

Tennessee

Fly to

Idaho Falls

Route

Depart

Return

Price

MemphisIdaho Falls

MEM - IDA

MEMIDA

Memphis

mar. 9/2

6:48 am-12:16 pm

1 stop6h 28m

Idaho Falls Fanning Field

sáb. 9/6

12:43 pm-9:03 pm

1 stop7h 20m

$269

MemphisIdaho Falls

MEM - IDA

MEMIDA

Memphis

jue. 6/26

7:45 pm-11:45 am

1 stop17h 00m

Idaho Falls Fanning Field

lun. 6/30

6:17 pm-6:44 pm

1 stop23h 27m

$279

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

jue. 7/31

9:55 pm-11:44 am

1 stop14h 49m

Idaho Falls Fanning Field

lun. 8/4

6:12 pm-3:29 pm

1 stop20h 17m

$296

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

mié. 9/17

6:44 am-12:59 pm

1 stop7h 15m

Idaho Falls Fanning Field

mié. 9/24

1:35 pm-9:58 pm

1 stop7h 23m

$337

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

mié. 9/17

7:05 am-12:29 pm

1 stop6h 24m

Idaho Falls Fanning Field

mié. 9/24

6:50 pm-8:34 am

2 stops12h 44m

$342

KnoxvilleIdaho Falls

TYS - IDA

TYSIDA

Knoxville McGhee Tyson

jue. 8/7

5:30 am-2:24 pm

2 stops10h 54m

Idaho Falls Fanning Field

mié. 8/13

11:20 am-11:48 pm

2 stops10h 28m

$354

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

vie. 7/25

5:06 pm-8:44 pm

2 stops28h 38m

Idaho Falls Fanning Field

vie. 8/1

9:48 am-2:47 pm

2 stops27h 59m

$391

MemphisIdaho Falls

MEM - IDA

MEMIDA

Memphis

mar. 9/2

12:46 pm-10:27 pm

2 stops10h 41m

Idaho Falls Fanning Field

sáb. 9/6

6:52 pm-9:05 am

2 stops13h 13m

$399

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

jue. 7/31

5:29 pm-10:51 pm

1 stop6h 22m

Idaho Falls Fanning Field

dom. 8/3

5:00 am-11:29 am

1 stop5h 29m

$431

MemphisIdaho Falls

MEM - IDA

MEMIDA

Memphis

mié. 7/30

3:10 pm-8:59 pm

1 stop6h 49m

Idaho Falls Fanning Field

mié. 8/6

5:00 am-2:07 pm

1 stop8h 07m

$446

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 26 results
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Best time to book a flight from Tennessee to Idaho Falls

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

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

Currently, October is the cheapest month in which you can book a flight from Tennessee to Idaho Falls (average of $380). Flying from Tennessee to Idaho Falls in December is currently the most expensive (average of $578). 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 TN to IDA?

Find hourly flight availability from Tennessee to Idaho Falls. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated junio 12, 2025.

When flying from Tennessee to Idaho Falls, 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 Idaho Falls by month

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

In terms of precipitation, rainfall in Idaho Falls ranges from 0.6 - 2.0 inches per month. May is typically the wettest month, when rainfall can reach 2.0 in. July is typically the driest time to visit Idaho Falls when rainfall is around 0.6 in.

Temperature in Idaho Falls by month

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

If weather is an important factor for your trip to Idaho Falls, 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 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

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 junio 12, 2025.
See what other customers who have flown with Alaska Airlines, Delta and Hawaiian Airlines from Tennessee to Idaho Falls have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

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

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

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
7,946 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,494 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

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

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

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

Food

7.1

Entertainment

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Crew

8.5

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 Tennessee to Idaho Falls. 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 into for flights to Idaho Falls from Tennessee?

    If you book a flight to Idaho Falls from Tennessee, you will be flying to Fanning Field, which is the city’s only airport. Idaho Falls Fanning Field (IDA) is located 3.8 mi from the center of Idaho Falls.

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

    One-way options have recently been found by users for as low as $168 on Hawaiian Airlines. Other airlines that offer cheap prices include Delta from $174 and American Airlines from $188 one-way.

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

    The most popular flight routes from Tennessee to Idaho Falls are Nashville Intl - Idaho Falls Fanning Field, Memphis - Idaho Falls Fanning Field and Knoxville McGhee Tyson - Idaho Falls Fanning Field.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Tennessee to Idaho Falls (average of $380). Flying from Tennessee to Idaho Falls in December is currently the most expensive (average of $578). 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

Traveling to a place near Tennessee?

Book flights to Tennessee if you plan to visit one of these locations
Rexburg

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Alternative routes for Tennessee to Idaho Falls

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

Discover the top 3 airlines that operate flights from Tennessee 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 2,558,603 searches. Data last updated junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$278Average$653FlexibilityNo cancel feeOn-time71%
DeltaCheapest$336Average$746FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$378Average$604FlexibilityNo cancel feeOn-time69%

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