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Cheap flights from Nashville to Idaho Falls from $153

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Nashville to Idaho Falls departing on 9/30. 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 Nashville to Idaho Falls

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
10:40 am - 5:16 pm
BNA
-
IDA
7h 36m
1 stop
United Airlines Logo
2:25 pm - 9:15 pm
IDA
-
BNA
5h 50m
1 stop
$372United Airlines
Fri, Aug 14 - Thu, Aug 20
Alaska Airlines Logo
5:14 pm - 1:24 pm
BNA
-
IDA
21h 10m
1 stop
Alaska Airlines Logo
1:46 pm - 11:55 pm
IDA
-
BNA
9h 09m
1 stop
$395Alaska Airlines
Wed, Sep 30 - Tue, Oct 6
United Airlines Logo
7:25 am - 3:23 pm
BNA
-
IDA
8h 58m
2 stops
United Airlines Logo
4:05 pm - 11:59 pm
IDA
-
BNA
6h 54m
1 stop
$410United Airlines
Wed, Sep 23 - Wed, Sep 30
Alaska Airlines Logo
6:03 pm - 3:37 pm
BNA
-
IDA
22h 34m
1 stop
Alaska Airlines Logo
4:14 pm - 5:00 pm
IDA
-
BNA
23h 46m
1 stop
$429Alaska Airlines
Wed, Aug 12 - Sat, Aug 15
American Airlines Logo
6:00 am - 11:30 am
BNA
-
IDA
6h 30m
1 stop
American Airlines Logo
1:43 pm - 10:29 pm
IDA
-
BNA
7h 46m
1 stop
$450American Airlines
Wed, Aug 5 - Mon, Aug 10
Delta Logo
5:10 pm - 10:22 pm
BNA
-
IDA
6h 12m
1 stop
Delta Logo
6:57 pm - 8:25 am
IDA
-
BNA
12h 28m
2 stops
$454Delta
Wed, Sep 16 - Thu, Sep 24
American Airlines Logo
5:00 am - 11:30 am
BNA
-
IDA
7h 30m
1 stop
American Airlines Logo
2:20 pm - 10:39 pm
IDA
-
BNA
7h 19m
1 stop
$455American Airlines
Wed, Aug 5 - Mon, Aug 10
United Airlines Logo
8:45 am - 5:16 pm
BNA
-
IDA
9h 31m
2 stops
United Airlines Logo
2:25 pm - 9:15 pm
IDA
-
BNA
5h 50m
1 stop
$456United Airlines
Fri, Aug 14 - Thu, Aug 20
American Airlines Logo
6:00 am - 11:30 am
BNA
-
IDA
6h 30m
1 stop
American Airlines Logo
1:43 pm - 10:29 pm
IDA
-
BNA
7h 46m
1 stop
$465American Airlines
Wed, Aug 5 - Mon, Aug 10
United Airlines Logo
2:45 pm - 9:18 pm
BNA
-
IDA
7h 33m
1 stop
United Airlines Logo
2:25 pm - 9:15 pm
IDA
-
BNA
5h 50m
1 stop
$477United Airlines
Wed, Aug 12 - Sat, Aug 15

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American Airlines flights from Nashville to Idaho Falls

Our best American Airlines deals on Nashville to Idaho Falls flight tickets
American Airlines
Aug 5
BNA6:00 amNashville Intl
6h 30m
1 stop
IDA11:30 amIdaho Falls Fanning Field
Aug 10
IDA1:43 pmIdaho Falls Fanning Field
7h 46m
1 stop
BNA10:29 pmNashville Intl
$450
American Airlines
Aug 5
BNA5:00 amNashville Intl
7h 30m
1 stop
IDA11:30 amIdaho Falls Fanning Field
Aug 10
IDA2:20 pmIdaho Falls Fanning Field
7h 19m
1 stop
BNA10:39 pmNashville Intl
$455
American Airlines
Aug 5
BNA6:00 amNashville Intl
6h 30m
1 stop
IDA11:30 amIdaho Falls Fanning Field
Aug 10
IDA1:43 pmIdaho Falls Fanning Field
7h 46m
1 stop
BNA10:29 pmNashville Intl
$465

United Airlines flights from Nashville to Idaho Falls

Our best United Airlines deals on Nashville to Idaho Falls flight tickets
United Airlines
Aug 14
BNA10:40 amNashville Intl
7h 36m
1 stop
IDA5:16 pmIdaho Falls Fanning Field
Aug 20
IDA2:25 pmIdaho Falls Fanning Field
5h 50m
1 stop
BNA9:15 pmNashville Intl
$372
United Airlines
Sep 23
BNA7:25 amNashville Intl
8h 58m
2 stops
IDA3:23 pmIdaho Falls Fanning Field
Sep 30
IDA4:05 pmIdaho Falls Fanning Field
6h 54m
1 stop
BNA11:59 pmNashville Intl
$410
United Airlines
Aug 14
BNA8:45 amNashville Intl
9h 31m
2 stops
IDA5:16 pmIdaho Falls Fanning Field
Aug 20
IDA2:25 pmIdaho Falls Fanning Field
5h 50m
1 stop
BNA9:15 pmNashville Intl
$456

momondo Fare Finder

 
Customize your flight search to find flights from Nashville 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 16, 2026.
Use the filters below to find and compare flights from Nashville 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

Fri 8/14

10:40 am-5:16 pm

1 stop7h 36m

Idaho Falls Fanning Field

Thu 8/20

2:25 pm-9:15 pm

1 stop5h 50m

$372

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Wed 9/30

5:14 pm-1:24 pm

1 stop21h 10m

Idaho Falls Fanning Field

Tue 10/6

1:46 pm-11:55 pm

1 stop9h 09m

$395

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Wed 9/23

7:25 am-3:23 pm

2 stops8h 58m

Idaho Falls Fanning Field

Wed 9/30

4:05 pm-11:59 pm

1 stop6h 54m

$410

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Wed 8/12

6:03 pm-3:37 pm

1 stop22h 34m

Idaho Falls Fanning Field

Sat 8/15

4:14 pm-5:00 pm

1 stop23h 46m

$429

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Wed 8/5

6:00 am-11:30 am

1 stop6h 30m

Idaho Falls Fanning Field

Mon 8/10

1:43 pm-10:29 pm

1 stop7h 46m

$450

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Wed 9/16

5:10 pm-10:22 pm

1 stop6h 12m

Idaho Falls Fanning Field

Thu 9/24

6:57 pm-8:25 am

2 stops12h 28m

$454

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Wed 8/5

5:00 am-11:30 am

1 stop7h 30m

Idaho Falls Fanning Field

Mon 8/10

2:20 pm-10:39 pm

1 stop7h 19m

$455

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Fri 8/14

8:45 am-5:16 pm

2 stops9h 31m

Idaho Falls Fanning Field

Thu 8/20

2:25 pm-9:15 pm

1 stop5h 50m

$456

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Wed 8/5

6:00 am-11:30 am

1 stop6h 30m

Idaho Falls Fanning Field

Mon 8/10

1:43 pm-10:29 pm

1 stop7h 46m

$465
Quickest round-trip

NashvilleIdaho Falls

BNA - IDA

BNAIDA

Nashville Intl

Wed 8/12

2:45 pm-9:18 pm

1 stop7h 33m

Idaho Falls Fanning Field

Sat 8/15

2:25 pm-9:15 pm

1 stop5h 50m

$477

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Idaho Falls from

How to get the cheapest flight ticket from Nashville 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

What is the cheapest airline that flies from Nashville Intl to Idaho Falls Fanning Field?

Alaska Airlines, United Airlines, and Delta are the most popular carriers operating from Nashville Intl to Idaho Falls Fanning Field

What airlines fly to Idaho Falls?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Idaho Falls from Nashville according to our data. American Airlines is the first choice among our users, with 41% of people opting to fly with this airline when traveling to Idaho Falls. Keep in mind that there are 3 different airlines that fly to Idaho Falls on a routine basis, so you have a few additional options to choose from.

When to book flights from Nashville to Idaho Falls

Are you open to changing your travel dates? Check out the ideal times to fly from Nashville to Idaho Falls according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Nashville to Idaho Falls (BNA to IDA) flight deals and tips

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

Fastest flight time

5h 29m

Direct flights

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

Frequently asked questions about flying from Nashville to Idaho Falls

  • How far is Nashville Intl to Idaho Falls Fanning Field by plane?

    There are 1424.4 mi between Nashville Intl and Idaho Falls Fanning Field. Typically, this will take 5h 29m by plane in normal conditions.

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

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

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Nashville Intl Airport to Idaho Falls Fanning Field Airport.

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

    The required travel and health documents for your Idaho Falls Fanning Field Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Idaho Falls Fanning Field Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Nashville to Idaho Falls?

Best airlines flying from Nashville to Idaho Falls

Compare and see reviews for airlines that fly from Nashville to Idaho Falls with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $328Free CancellationRating
7.8
8,471 reviews
Search Delta flights
United AirlinesPriceFrom $331Free CancellationRating
7.4
9,993 reviews
Search United Airlines flights
American AirlinesPriceFrom $378Free CancellationRating
7.1
11,814 reviews
Search American 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 Nashville to Idaho Falls?

Finding the right flight to Idaho Falls from Nashville is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Idaho Falls quick and easy, saving you time and money.

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

momondo does allow users to show only those flights to Idaho Falls from Nashville which offer a flexible booking policy as well as other useful filters and features.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Nashville to Idaho Falls.

I’m not ready to book a flight from Nashville 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 Nashville and alert you when they change.

An easier way to manage your Idaho Falls trip

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