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Cheap flights from Tennessee to Idaho Falls from $195

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 7/26. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Tennessee to Idaho Falls

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
7:30 am - 2:35 pm
BNA
-
IDA
8h 05m
1 stop
Delta Logo
3:17 pm - 10:50 pm
IDA
-
BNA
6h 33m
1 stop
$320Delta
Wed, Aug 5 - Sun, Aug 9
American Airlines Logo
1:17 pm - 10:36 pm
MEM
-
IDA
10h 19m
2 stops
American Airlines Logo
1:58 pm - 8:22 pm
IDA
-
MEM
5h 24m
1 stop
$334American Airlines
Sat, Dec 5 - Sat, Dec 12
American Airlines Logo
4:36 pm - 10:11 pm
BNA
-
IDA
6h 35m
1 stop
American Airlines Logo
2:20 pm - 10:39 pm
IDA
-
BNA
7h 19m
1 stop
$350American Airlines
Mon, Jul 20 - Fri, Aug 7
Delta Logo
8:10 am - 6:16 pm
TYS
-
IDA
12h 06m
2 stops
Delta Logo
6:56 pm - 9:40 am
IDA
-
TYS
12h 44m
2 stops
$359Delta
Tue, Oct 20 - Tue, Nov 3
American Airlines Logo
7:00 am - 1:27 pm
MEM
-
IDA
7h 27m
1 stop
American Airlines Logo
1:58 pm - 10:26 pm
IDA
-
MEM
7h 28m
1 stop
$364American Airlines
Sat, Dec 5 - Sat, Dec 12
United Airlines Logo
9:00 am - 3:23 pm
TYS
-
IDA
8h 23m
1 stop
United Airlines Logo
2:25 pm - 10:29 pm
IDA
-
TYS
6h 04m
1 stop
$369United Airlines
Tue, Aug 25 - Sat, Aug 29
American Airlines Logo
3:38 pm - 9:20 pm
BNA
-
IDA
6h 42m
1 stop
American Airlines Logo
2:20 pm - 10:39 pm
IDA
-
BNA
7h 19m
1 stop
$371American Airlines
Fri, Aug 28 - Mon, Aug 31
United Airlines Logo
8:45 am - 1:24 pm
MEM
-
IDA
5h 39m
1 stop
United Airlines Logo
2:28 pm - 9:15 pm
IDA
-
MEM
5h 47m
1 stop
$384United Airlines
Wed, Oct 7 - Wed, Oct 14
Alaska Airlines Logo
9:03 am - 10:56 pm
BNA
-
IDA
14h 53m
1 stop
Alaska Airlines Logo
2:01 pm - 11:52 pm
IDA
-
BNA
8h 51m
1 stop
$399Alaska Airlines
Mon, Aug 24 - Fri, Aug 28
Multiple Airlines Logo
3:41 pm - 4:00 pm
BNA
-
IDA
25h 19m
1 stop
Multiple Airlines Logo
10:47 pm - 11:32 am
IDA
-
BNA
35h 45m
2 stops
$463Multiple Airlines
Thu, Jul 23 - Mon, Jul 27

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United Airlines flights from Tennessee to Idaho Falls

Our best United Airlines deals on Tennessee to Idaho Falls flight tickets
United Airlines
Aug 25
TYS9:00 amKnoxville McGhee Tyson
8h 23m
1 stop
IDA3:23 pmIdaho Falls Fanning Field
Aug 29
IDA2:25 pmIdaho Falls Fanning Field
6h 04m
1 stop
TYS10:29 pmKnoxville McGhee Tyson
$369
United Airlines
Oct 7
MEM8:45 amMemphis
5h 39m
1 stop
IDA1:24 pmIdaho Falls Fanning Field
Oct 14
IDA2:28 pmIdaho Falls Fanning Field
5h 47m
1 stop
MEM9:15 pmMemphis
$384
United Airlines
Oct 27
MEM8:30 amMemphis
7h 53m
1 stop
IDA3:23 pmIdaho Falls Fanning Field
Oct 31
IDA2:32 pmIdaho Falls Fanning Field
5h 07m
1 stop
MEM8:39 pmMemphis
$419

Alaska Airlines flights from Tennessee to Idaho Falls

Our best Alaska Airlines deals on Tennessee to Idaho Falls flight tickets
Alaska Airlines
Aug 24
BNA9:03 amNashville Intl
14h 53m
1 stop
IDA10:56 pmIdaho Falls Fanning Field
Aug 28
IDA2:01 pmIdaho Falls Fanning Field
8h 51m
1 stop
BNA11:52 pmNashville Intl
$399
Alaska Airlines
Aug 24
BNA5:07 pmNashville Intl
30h 49m
2 stops
IDA10:56 pmIdaho Falls Fanning Field
Aug 28
IDA3:57 pmIdaho Falls Fanning Field
24h 29m
1 stop
BNA5:26 pmNashville Intl
$476
Alaska Airlines
Aug 24
BNA7:00 amNashville Intl
16h 56m
2 stops
IDA10:56 pmIdaho Falls Fanning Field
Aug 28
IDA3:57 pmIdaho Falls Fanning Field
24h 02m
2 stops
BNA4:59 pmNashville Intl
$539

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 July 1, 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

Cheapest round-trip

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Wed 8/5

7:30 am-2:35 pm

1 stop8h 05m

Idaho Falls Fanning Field

Sun 8/9

3:17 pm-10:50 pm

1 stop6h 33m

$320

MemphisIdaho Falls

MEM - IDA

MEMIDA

Memphis

Sat 12/5

1:17 pm-10:36 pm

2 stops10h 19m

Idaho Falls Fanning Field

Sat 12/12

1:58 pm-8:22 pm

1 stop5h 24m

$334

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Mon 7/20

4:36 pm-10:11 pm

1 stop6h 35m

Idaho Falls Fanning Field

Fri 8/7

2:20 pm-10:39 pm

1 stop7h 19m

$350

KnoxvilleIdaho Falls

TYS - IDA

TYSIDA

Knoxville McGhee Tyson

Tue 10/20

8:10 am-6:16 pm

2 stops12h 06m

Idaho Falls Fanning Field

Tue 11/3

6:56 pm-9:40 am

2 stops12h 44m

$359

MemphisIdaho Falls

MEM - IDA

MEMIDA

Memphis

Sat 12/5

7:00 am-1:27 pm

1 stop7h 27m

Idaho Falls Fanning Field

Sat 12/12

1:58 pm-10:26 pm

1 stop7h 28m

$364

KnoxvilleIdaho Falls

TYS - IDA

TYSIDA

Knoxville McGhee Tyson

Tue 8/25

9:00 am-3:23 pm

1 stop8h 23m

Idaho Falls Fanning Field

Sat 8/29

2:25 pm-10:29 pm

1 stop6h 04m

$369

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Fri 8/28

3:38 pm-9:20 pm

1 stop6h 42m

Idaho Falls Fanning Field

Mon 8/31

2:20 pm-10:39 pm

1 stop7h 19m

$371
Quickest round-trip

MemphisIdaho Falls

MEM - IDA

MEMIDA

Memphis

Wed 10/7

8:45 am-1:24 pm

1 stop5h 39m

Idaho Falls Fanning Field

Wed 10/14

2:28 pm-9:15 pm

1 stop5h 47m

$384

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Mon 8/24

9:03 am-10:56 pm

1 stop14h 53m

Idaho Falls Fanning Field

Fri 8/28

2:01 pm-11:52 pm

1 stop8h 51m

$399

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Thu 7/23

3:41 pm-4:00 pm

1 stop25h 19m

Idaho Falls Fanning Field

Mon 7/27

10:47 pm-11:32 am

2 stops35h 45m

$463

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest 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 45m

Direct flights

None
The fastest flight from Tennessee to Idaho Falls takes 5h 45m
There are no direct flights from Tennessee to Idaho Falls. There are no popular flight routes from Tennessee to Idaho Falls.
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Frequently asked questions about flying from Tennessee to Idaho Falls

  • 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
American AirlinesPriceFrom $288Free CancellationRating
7.1
11,766 reviews
Search American Airlines flights
DeltaPriceFrom $328Free CancellationRating
7.8
8,452 reviews
Search Delta flights
United AirlinesPriceFrom $328Free CancellationRating
7.4
9,909 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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