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Cheap flights from Tennessee to Idaho Falls from $134

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Tennessee to Idaho Falls departing on 4/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Tennessee to Idaho Falls

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
6:43 pm - 3:31 pm
BNA
-
IDA
21h 48m
1 stop
Alaska Airlines Logo
6:00 am - 4:23 pm
IDA
-
BNA
9h 23m
1 stop
$369Alaska Airlines
Tue, Jun 2 - Sat, Jun 6
American Airlines Logo
11:04 am - 11:24 pm
MEM
-
IDA
13h 20m
2 stops
American Airlines Logo
2:18 pm - 11:40 pm
IDA
-
MEM
8h 22m
1 stop
$379American Airlines
Thu, Feb 26 - Thu, Mar 5
American Airlines Logo
10:25 am - 11:24 pm
BNA
-
IDA
13h 59m
2 stops
American Airlines Logo
2:18 pm - 11:13 pm
IDA
-
BNA
7h 55m
1 stop
$404American Airlines
Fri, Feb 20 - Wed, Feb 25
United Airlines Logo
8:15 am - 1:30 pm
BNA
-
IDA
6h 15m
1 stop
United Airlines Logo
2:40 pm - 9:36 pm
IDA
-
BNA
5h 56m
1 stop
$409United Airlines
Tue, Feb 17 - Sat, Feb 21
Multiple Airlines Logo
8:41 pm - 3:27 pm
BNA
-
IDA
19h 46m
1 stop
Multiple Airlines Logo
5:46 pm - 11:46 am
IDA
-
BNA
17h 00m
2 stops
$412Multiple Airlines
Thu, Apr 9 - Thu, Apr 16
United Airlines Logo
6:45 am - 1:30 pm
TYS
-
IDA
8h 45m
2 stops
United Airlines Logo
2:40 pm - 10:30 pm
IDA
-
TYS
5h 50m
1 stop
$413United Airlines
Wed, Feb 25 - Tue, Mar 3
United Airlines Logo
7:00 am - 8:58 pm
BNA
-
IDA
14h 58m
2 stops
United Airlines Logo
2:31 pm - 9:12 pm
IDA
-
BNA
5h 41m
1 stop
$414United Airlines
Tue, Jun 2 - Sat, Jun 6
United Airlines Logo
8:30 am - 8:58 pm
BNA
-
IDA
13h 28m
3 stops
United Airlines Logo
2:31 pm - 9:12 pm
IDA
-
BNA
5h 41m
1 stop
$419United Airlines
Tue, Jun 2 - Sat, Jun 6
Delta Logo
1:45 pm - 6:14 pm
BNA
-
IDA
5h 29m
1 stop
Delta Logo
11:20 am - 6:28 pm
IDA
-
BNA
6h 08m
1 stop
$429Delta
Thu, Jul 9 - Mon, Jul 13
United Airlines Logo
7:00 am - 1:30 pm
BNA
-
IDA
7h 30m
1 stop
United Airlines Logo
2:40 pm - 9:36 pm
IDA
-
BNA
5h 56m
1 stop
$449United Airlines
Fri, Feb 20 - Wed, Feb 25

Delta flights from Tennessee to Idaho Falls

Our best Delta deals on Tennessee to Idaho Falls flight tickets
Delta
Jul 9
BNA1:45 pmNashville Intl
5h 29m
1 stop
IDA6:14 pmIdaho Falls Fanning Field
Jul 13
IDA11:20 amIdaho Falls Fanning Field
6h 08m
1 stop
BNA6:28 pmNashville Intl
$429
Delta
Feb 11
BNA4:55 pmNashville Intl
7h 02m
1 stop
IDA10:57 pmIdaho Falls Fanning Field
Feb 15
IDA5:25 amIdaho Falls Fanning Field
7h 50m
1 stop
BNA2:15 pmNashville Intl
$484
Delta
Feb 9
MEM6:59 amMemphis
6h 35m
1 stop
IDA12:34 pmIdaho Falls Fanning Field
Feb 16
IDA6:35 pmIdaho Falls Fanning Field
13h 00m
2 stops
MEM8:35 amMemphis
$604

American Airlines flights from Tennessee to Idaho Falls

Our best American Airlines deals on Tennessee to Idaho Falls flight tickets
American Airlines
Feb 26
MEM11:04 amMemphis
13h 20m
2 stops
IDA11:24 pmIdaho Falls Fanning Field
Mar 5
IDA2:18 pmIdaho Falls Fanning Field
8h 22m
1 stop
MEM11:40 pmMemphis
$379
American Airlines
Feb 20
BNA10:25 amNashville Intl
13h 59m
2 stops
IDA11:24 pmIdaho Falls Fanning Field
Feb 25
IDA2:18 pmIdaho Falls Fanning Field
7h 55m
1 stop
BNA11:13 pmNashville Intl
$404
American Airlines
Feb 26
MEM5:38 amMemphis
9h 10m
1 stop
IDA1:48 pmIdaho Falls Fanning Field
Mar 5
IDA2:18 pmIdaho Falls Fanning Field
8h 22m
1 stop
MEM11:40 pmMemphis
$449

momondo 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, momondo users made 832,500 searches. Data last updated February 3, 2026.
Use the filters below to find and compare flights from Tennessee to Idaho Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Tue 6/2

6:43 pm-3:31 pm

1 stop21h 48m

Idaho Falls Fanning Field

Sat 6/6

6:00 am-4:23 pm

1 stop9h 23m

$369

MemphisIdaho Falls

MEM - IDA

MEMIDA

Memphis

Thu 2/26

11:04 am-11:24 pm

2 stops13h 20m

Idaho Falls Fanning Field

Thu 3/5

2:18 pm-11:40 pm

1 stop8h 22m

$379

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Fri 2/20

10:25 am-11:24 pm

2 stops13h 59m

Idaho Falls Fanning Field

Wed 2/25

2:18 pm-11:13 pm

1 stop7h 55m

$404

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Tue 2/17

8:15 am-1:30 pm

1 stop6h 15m

Idaho Falls Fanning Field

Sat 2/21

2:40 pm-9:36 pm

1 stop5h 56m

$409

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Thu 4/9

8:41 pm-3:27 pm

1 stop19h 46m

Idaho Falls Fanning Field

Thu 4/16

5:46 pm-11:46 am

2 stops17h 00m

$412

KnoxvilleIdaho Falls

TYS - IDA

TYSIDA

Knoxville McGhee Tyson

Wed 2/25

6:45 am-1:30 pm

2 stops8h 45m

Idaho Falls Fanning Field

Tue 3/3

2:40 pm-10:30 pm

1 stop5h 50m

$413

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Tue 6/2

7:00 am-8:58 pm

2 stops14h 58m

Idaho Falls Fanning Field

Sat 6/6

2:31 pm-9:12 pm

1 stop5h 41m

$414

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Tue 6/2

8:30 am-8:58 pm

3 stops13h 28m

Idaho Falls Fanning Field

Sat 6/6

2:31 pm-9:12 pm

1 stop5h 41m

$419

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Thu 7/9

1:45 pm-6:14 pm

1 stop5h 29m

Idaho Falls Fanning Field

Mon 7/13

11:20 am-6:28 pm

1 stop6h 08m

$429

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Fri 2/20

7:00 am-1:30 pm

1 stop7h 30m

Idaho Falls Fanning Field

Wed 2/25

2:40 pm-9:36 pm

1 stop5h 56m

$449

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Idaho Falls from

How to get the cheapest flight ticket from Tennessee to Idaho Falls

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on Tennessee to Idaho Falls flights?

You could potentially save up to 39% on your flight if you consider stops on a Tennessee to Idaho Falls flight.

Cheap Tennessee to Idaho Falls flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Tennessee to Idaho Falls

Fastest flight time

5h 29m

Direct flights

None
The fastest flight from Tennessee to Idaho Falls takes 5h 29m
There are no direct flights from Tennessee to Idaho Falls. There are no popular flight routes from Tennessee to Idaho Falls.
Search flight deals

  • When did momondo last update prices for flights from Tennessee to Idaho Falls Fanning Field Airport?

    Prices for flights from Tennessee to Idaho Falls Fanning Field Airport were last updated today.

  • How many operators does momondo search for flights from Tennessee to Idaho Falls Fanning Field Airport?

  • How old do you have to be to fly from Tennessee to Idaho Falls Fanning Field Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Tennessee to Idaho Falls Fanning Field Airport.

  • What documentation or ID do you need to fly to Idaho Falls Fanning Field Airport?

    The travel and health documents required for your trip to Idaho Falls Fanning Field Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Idaho Falls Fanning Field Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Tennessee to Idaho Falls

Compare and see reviews for airlines that fly from Tennessee to Idaho Falls with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $193Free CancellationRating
7.9
8,138 reviews
Search Delta flights
American AirlinesPriceFrom $268Free CancellationRating
7.2
11,216 reviews
Search American Airlines flights
United AirlinesPriceFrom $368Free CancellationRating
7.4
9,236 reviews
Search United Airlines flights

Traveling to a place near Idaho Falls?

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

Why use momondo?

Why should I use momondo to find a flight deal from Tennessee to Idaho Falls?

It is quick and easy to find Tennessee to Idaho Falls flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Idaho Falls that suits you.

Can I find flights from Tennessee to Idaho Falls with flexible booking policies on momondo?

Flights from Tennessee to Idaho Falls with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Tennessee to Idaho Falls?

Once all potential Tennessee to Idaho Falls flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Tennessee to Idaho Falls right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Idaho Falls, momondo offers a useful price alert feature which will track prices for flights to Idaho Falls from Tennessee and alert you when they change.

An easier way to manage your Idaho Falls trip

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