What airlines fly to Idaho?

American Airlines, Delta and United Airlines are the top three most popular airlines that fly to Idaho from Tennessee according to our data. American Airlines is the first choice among our users, with 38% of people opting to fly with this airline when traveling to Idaho. Keep in mind that there are 6 different airlines that fly to Idaho on a routine basis, so you have a few additional options to choose from.

How long is the flight from Tennessee to Idaho?

Flight times from Tennessee to Idaho vary, but if you’re flying out of Memphis and flying into Boise (one of the most popular routes), then the duration is 5h 10m on average. Another popular route from Tennessee to Idaho is flying from Knoxville to Boise, which will take roughly 6h 31m. Keep in mind that layovers or delays could extend your travel time.

What is the cheapest airline that flies from Tennessee to Idaho?

Hawaiian Airlines, Frontier, and Alaska Airlines are the most popular carriers operating from Tennessee to Idaho

When did momondo last update prices for flights from Tennessee to Idaho?

Prices for flights from Tennessee to Idaho are updated daily.

How many operators does momondo search for flights from Tennessee to Idaho?

As of August 2025, there are 7 operators available to choose from for flights from Tennessee to Idaho.

How old do you have to be to fly from Tennessee to Idaho?

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 Tennessee to Idaho.

What documentation or ID do you need to fly to Idaho?

The travel and health documents required for your trip to Idaho 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. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$119 Cheap Flights from Tennessee to Idaho in 2025

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Find the cheapest flights from Tennessee to Idaho

Round-trip

One-way

Last minute

Cheap round-trip flights

8:42 pm - 1:21 pmBNA-BOI

17h 39m1 stop

9:26 pm - 2:31 pmBOI-BNA

16h 05m1 stop

$213Spirit Airlines

Find Deal

Fri, Sep 12 - Mon, Sep 22

6:17 pm - 1:21 pmBNA-BOI

20h 04m2 stops

9:26 pm - 2:31 pmBOI-BNA

16h 05m1 stop

$236Spirit Airlines

Find Deal

Fri, Sep 12 - Mon, Sep 22

5:00 pm - 9:42 pmBNA-BOI

5h 42m1 stop

12:45 pm - 9:56 pmBOI-BNA

8h 11m1 stop

$257Delta

Find Deal

Tue, Aug 26 - Thu, Sep 4

5:10 pm - 12:02 amBNA-GEG

8h 52m1 stop

6:10 am - 4:15 pmGEG-BNA

8h 05m1 stop

$259Delta

Find Deal

Thu, Aug 21 - Wed, Aug 27

5:10 am - 10:15 amBNA-BOI

6h 05m1 stop

1:40 pm - 12:35 amBOI-BNA

9h 55m1 stop

$264Southwest

Find Deal

Mon, Nov 3 - Thu, Nov 6

12:45 pm - 6:39 pmBNA-GEG

7h 54m1 stop

6:00 am - 3:43 pmGEG-BNA

7h 43m1 stop

$265American Airlines

Find Deal

Fri, Sep 5 - Sat, Sep 13

7:45 am - 2:17 pmCHA-JAC

8h 32m1 stop

4:12 pm - 11:39 pmJAC-CHA

5h 27m1 stop

$269American Airlines

Find Deal

Sat, Jan 17 - Sat, Jan 24

9:54 am - 9:03 pmBNA-GEG

13h 09m2 stops

5:15 am - 1:18 pmGEG-BNA

6h 03m1 stop

$306United Airlines

Find Deal

Fri, Sep 5 - Sat, Sep 13

5:10 am - 10:15 amBNA-BOI

6h 05m1 stop

7:05 am - 11:25 pmBOI-BNA

15h 20m2 stops

$322Southwest

Find Deal

Mon, Nov 3 - Thu, Nov 6

8:56 am - 3:13 pmMEM-JAC

7h 17m1 stop

2:30 pm - 9:16 pmJAC-MEM

5h 46m1 stop

$349United Airlines

Find Deal

Wed, Oct 1 - Wed, Oct 15

American Airlines flights from Tennessee to Idaho

Our best American Airlines deals on Tennessee to Idaho flight tickets

American Airlines

Sep 5

BNA12:45 pmNashville Intl

7h 54m

1 stop

GEG6:39 pmSpokane

Sep 13

GEG6:00 amSpokane

7h 43m

1 stop

BNA3:43 pmNashville Intl

$265

Find similar

American Airlines

Jan 17

CHA7:45 amChattanooga Lovell Field

8h 32m

1 stop

JAC2:17 pmJackson Hole

Jan 24

JAC4:12 pmJackson Hole

5h 27m

1 stop

CHA11:39 pmChattanooga Lovell Field

$269

Find similar

American Airlines

Dec 9

BNA9:20 amNashville Intl

8h 32m

2 stops

BOI4:52 pmBoise Air Term. Gowen Fld

Dec 12

BOI1:20 pmBoise Air Term. Gowen Fld

8h 37m

2 stops

BNA10:57 pmNashville Intl

$274

Find similar

Frontier flights from Tennessee to Idaho

Our best Frontier deals on Tennessee to Idaho flight tickets

Frontier

Sep 11

BNA6:15 amNashville Intl

6h 22m

1 stop

BOI11:37 amBoise Air Term. Gowen Fld

Sep 14

BOI12:22 pmBoise Air Term. Gowen Fld

7h 21m

1 stop

BNA8:43 pmNashville Intl

$255

Find similar

Frontier

Oct 16

BNA6:12 amNashville Intl

6h 41m

1 stop

BOI11:53 amBoise Air Term. Gowen Fld

Oct 19

BOI12:48 pmBoise Air Term. Gowen Fld

11h 04m

1 stop

BNA12:52 amNashville Intl

$258

Find similar

Fly from

Fly to

Route

Depart

Return

Price

NashvilleBoise

BNA - BOI

BNABOI

Nashville Intl

Fri 9/12

8:42 pm-1:21 pm

1 stop17h 39m

Boise Air Term. Gowen Fld

Mon 9/22

9:26 pm-2:31 pm

1 stop16h 05m

$213

NashvilleBoise

BNA - BOI

BNABOI

Nashville Intl

Fri 9/12

6:17 pm-1:21 pm

2 stops20h 04m

Boise Air Term. Gowen Fld

Mon 9/22

9:26 pm-2:31 pm

1 stop16h 05m

$236

NashvilleBoise

BNA - BOI

BNABOI

Nashville Intl

Tue 8/26

5:00 pm-9:42 pm

1 stop5h 42m

Boise Air Term. Gowen Fld

Thu 9/4

12:45 pm-9:56 pm

1 stop8h 11m

$257

NashvilleSpokane

BNA - GEG

BNAGEG

Nashville Intl

Thu 8/21

5:10 pm-12:02 am

1 stop8h 52m

Spokane

Wed 8/27

6:10 am-4:15 pm

1 stop8h 05m

$259

NashvilleBoise

BNA - BOI

BNABOI

Nashville Intl

Mon 11/3

5:10 am-10:15 am

1 stop6h 05m

Boise Air Term. Gowen Fld

Thu 11/6

1:40 pm-12:35 am

1 stop9h 55m

$264

NashvilleSpokane

BNA - GEG

BNAGEG

Nashville Intl

Fri 9/5

12:45 pm-6:39 pm

1 stop7h 54m

Spokane

Sat 9/13

6:00 am-3:43 pm

1 stop7h 43m

$265

ChattanoogaJackson

CHA - JAC

CHAJAC

Chattanooga Lovell Field

Sat 1/17

7:45 am-2:17 pm

1 stop8h 32m

Jackson Hole

Sat 1/24

4:12 pm-11:39 pm

1 stop5h 27m

$269

NashvilleSpokane

BNA - GEG

BNAGEG

Nashville Intl

Fri 9/5

9:54 am-9:03 pm

2 stops13h 09m

Spokane

Sat 9/13

5:15 am-1:18 pm

1 stop6h 03m

$306

NashvilleBoise

BNA - BOI

BNABOI

Nashville Intl

Mon 11/3

5:10 am-10:15 am

1 stop6h 05m

Boise Air Term. Gowen Fld

Thu 11/6

7:05 am-11:25 pm

2 stops15h 20m

$322

MemphisJackson

MEM - JAC

MEMJAC

Memphis

Wed 10/1

8:56 am-3:13 pm

1 stop7h 17m

Jackson Hole

Wed 10/15

2:30 pm-9:16 pm

1 stop5h 46m

$349

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Tennessee to Idaho

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

Prices

Airlines

Other information

What is the cheapest month to fly to Idaho?

In general, August is the cheapest month to fly from Tennessee to Idaho. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $314. If you don’t want to visit Idaho in August, then you should wait until November to fly from Tennessee, when ticket prices are also cheap, with an average price of $345.

What is the cheapest day to depart on your flight to Idaho?

Our data shows that Tuesday is the least expensive day to fly to Idaho. Tickets to fly out on this day can be as low as $360. On the other hand, Sunday is the most expensive day to depart from Tennessee because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $537.

What is the cheapest time of day to depart on your flight to Idaho?

According to our data, the cheapest time of day to fly to Idaho is in the afternoon. momondo users have found flights departing from Tennessee to Idaho in the afternoon for as low as $381. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. At noon is when there is more demand to fly to Idaho, so prices are often more expensive at around $547 per ticket.

How far in advance should I book a flight to Idaho?

You are more likely to see cheaper flights to Idaho from Tennessee when booking weeks ahead of your departure date. In general, you can expect to find flights to Idaho for around $397 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Idaho from Tennessee for as low as $296 on momondo.

Can stopping save me money on Tennessee to Idaho flights?

You could potentially save up to 83% on your flight if you consider stops on a Tennessee to Idaho flight.

Cheap Tennessee to Idaho flight deals and tips

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

Best Price Found	$119
Fastest flight time	5h 11m
Direct flights	None
Airports in Idaho	4 airports

The best one-way flight to Idaho from Tennessee in the past 72 hours is $119. The best round-trip flight deal from Tennessee to Idaho found on momondo in the last 72 hours is $213.

The fastest flight from Tennessee to Idaho takes 5h 11m

There are no direct flights from Tennessee to Idaho. Popular non-direct routes for this connection are Nashville Intl Airport - Boise Air Term. Gowen Fld Airport, Nashville Intl Airport - Jackson Hole Airport and Nashville Intl Airport - Spokane Airport.

There are 4 airports near Idaho: Idaho Falls Fanning Field (IDA), Spokane (GEG), Boise Air Term. Gowen Fld (BOI), Jackson Hole (JAC)

Search flight deals

When did momondo last update prices for flights from Tennessee to Idaho?
Prices for flights from Tennessee to Idaho are updated daily.
How many operators does momondo search for flights from Tennessee to Idaho?
As of August 2025, there are 7 operators available to choose from for flights from Tennessee to Idaho.
How old do you have to be to fly from Tennessee to Idaho?
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 Tennessee to Idaho.
What documentation or ID do you need to fly to Idaho?
The travel and health documents required for your trip to Idaho 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. 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

Compare and see reviews for airlines that fly from Tennessee to Idaho with momondo

Airline	Rating	Free Cancellation	Price
Spirit Airlines	PriceFrom $163	Free Cancellation	Rating 6.3 8,058 reviews	Search Spirit Airlines flights
American Airlines	PriceFrom $172	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Delta	PriceFrom $193	Free Cancellation	Rating 8.0 7,985 reviews	Search Delta flights
Alaska Airlines	PriceFrom $237	Free Cancellation	Rating 8.0 10,000 reviews	Search Alaska Airlines flights
United Airlines	PriceFrom $313	Free Cancellation	Rating 7.4 8,905 reviews	Search United Airlines flights
Southwest	PriceFrom $339	Free Cancellation	Rating 8.0 4,246 reviews	Search Southwest flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Tennessee to Idaho. momondo saves you time and could save you money on your trip.

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

All flight searches from Tennessee to Idaho on momondo can be filtered to show those which offer flexible booking policies.

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

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 Tennessee to Idaho.

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

Of course. momondo tracks the price of Tennessee to Idaho flights. All you need is a valid email address and we will do the rest; it is that quick and easy.