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 20m on average. Another popular route from Tennessee to Idaho is flying from Nashville to Boise, which will take roughly 5h 31m. Keep in mind that layovers or delays could extend your travel time.

How many flights depart from Tennessee to Idaho on average per week?

2 flights are operational weekly from Tennessee to Idaho as of July 2026. The most popular departure day for this route is Tue, with 50% of flights per week taking off on this day.

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

Delta, United Airlines, and Southwest are the most popular carriers operating from Tennessee to Idaho

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 33% of people opting to fly with this airline when traveling to Idaho. Keep in mind that there are 4 different airlines that fly to Idaho on a routine basis, so you have a few additional options to choose from.

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 July 2026, there are 6 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.

$131 Cheap Flights from Tennessee to Idaho in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Tennessee to Idaho

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:55 pm - 11:29 am

BNA

BOI

23h 34m

1 stop

1:24 pm - 12:10 pm

BOI

BNA

21h 46m

1 stop

$250Frontier

Wed, Aug 19 - Tue, Aug 25

2:52 pm - 2:57 pm

BNA

BOI

25h 05m

1 stop

12:59 pm - 10:37 am

BOI

BNA

20h 38m

1 stop

$260Frontier

Sun, Sep 13 - Sun, Sep 20

5:20 pm - 11:59 pm

BNA

GEG

8h 39m

1 stop

6:45 am - 5:34 pm

GEG

BNA

8h 49m

1 stop

$303Delta

Tue, Aug 4 - Tue, Aug 11

5:45 am - 11:05 am

BNA

BOI

6h 20m

1 stop

3:30 pm - 4:35 am

BOI

BNA

12h 05m

1 stop

$304Southwest

Tue, Jul 28 - Tue, Aug 4

7:00 am - 12:19 pm

MEM

GEG

7h 19m

1 stop

2:00 pm - 10:15 pm

GEG

MEM

6h 15m

1 stop

$307Delta

Thu, Oct 15 - Tue, Oct 20

5:01 am - 1:59 pm

BNA

GEG

10h 58m

2 stops

5:20 am - 2:30 pm

GEG

BNA

7h 10m

1 stop

$308American Airlines

Tue, Aug 4 - Tue, Aug 11

6:00 am - 11:16 am

BNA

BOI

6h 16m

1 stop

1:55 pm - 11:27 pm

BOI

BNA

8h 32m

2 stops

$308American Airlines

Wed, Aug 19 - Tue, Aug 25

6:00 am - 8:46 pm

MEM

GEG

16h 46m

2 stops

1:37 pm - 9:57 pm

GEG

MEM

6h 20m

1 stop

$312United Airlines

Mon, Aug 24 - Thu, Aug 27

7:35 am - 2:35 pm

BNA

GEG

9h 00m

2 stops

12:20 pm - 4:35 am

GEG

BNA

14h 15m

1 stop

$314Southwest

Sat, Sep 19 - Mon, Sep 21

4:59 pm - 11:04 pm

BNA

GEG

8h 05m

1 stop

7:07 pm - 6:37 am

GEG

BNA

9h 30m

1 stop

$320United Airlines

Mon, Jul 27 - Fri, Jul 31

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Alaska Airlines flights from Tennessee to Idaho

Our best Alaska Airlines deals on Tennessee to Idaho flight tickets

Alaska Airlines

Aug 4

BNA6:03 pmNashville Intl

16h 34m

1 stop

BOI9:37 amBoise Air Term. Gowen Fld

Aug 11

BOI6:13 pmBoise Air Term. Gowen Fld

10h 27m

1 stop

BNA5:40 amNashville Intl

$303

Alaska Airlines

Aug 13

BNA6:03 pmNashville Intl

16h 34m

1 stop

BOI9:37 amBoise Air Term. Gowen Fld

Aug 17

BOI6:13 pmBoise Air Term. Gowen Fld

10h 27m

1 stop

BNA5:40 amNashville Intl

$319

Alaska Airlines

Aug 20

BNA5:07 pmNashville Intl

7h 48m

1 stop

BOI11:55 pmBoise Air Term. Gowen Fld

Aug 23

BOI5:52 pmBoise Air Term. Gowen Fld

10h 45m

1 stop

BNA5:37 amNashville Intl

$334

Frontier flights from Tennessee to Idaho

Our best Frontier deals on Tennessee to Idaho flight tickets

Frontier

Aug 19

BNA12:55 pmNashville Intl

23h 34m

1 stop

BOI11:29 amBoise Air Term. Gowen Fld

Aug 25

BOI1:24 pmBoise Air Term. Gowen Fld

21h 46m

1 stop

BNA12:10 pmNashville Intl

$250

Frontier

Sep 13

BNA2:52 pmNashville Intl

25h 05m

1 stop

BOI2:57 pmBoise Air Term. Gowen Fld

Sep 20

BOI12:59 pmBoise Air Term. Gowen Fld

20h 38m

1 stop

BNA10:37 amNashville Intl

$260

Frontier

Jul 18

BNA12:17 pmNashville Intl

25h 12m

1 stop

BOI12:29 pmBoise Air Term. Gowen Fld

Jul 21

BOI1:24 pmBoise Air Term. Gowen Fld

21h 08m

1 stop

BNA11:32 amNashville Intl

$309

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

NashvilleBoise

BNA - BOI

BNABOI

Nashville Intl

Wed 8/19

12:55 pm-11:29 am

1 stop23h 34m

Boise Air Term. Gowen Fld

Tue 8/25

1:24 pm-12:10 pm

1 stop21h 46m

$250

NashvilleBoise

BNA - BOI

BNABOI

Nashville Intl

Sun 9/13

2:52 pm-2:57 pm

1 stop25h 05m

Boise Air Term. Gowen Fld

Sun 9/20

12:59 pm-10:37 am

1 stop20h 38m

$260

NashvilleSpokane

BNA - GEG

BNAGEG

Nashville Intl

Tue 8/4

5:20 pm-11:59 pm

1 stop8h 39m

Spokane

Tue 8/11

6:45 am-5:34 pm

1 stop8h 49m

$303

NashvilleBoise

BNA - BOI

BNABOI

Nashville Intl

Tue 7/28

5:45 am-11:05 am

1 stop6h 20m

Boise Air Term. Gowen Fld

Tue 8/4

3:30 pm-4:35 am

1 stop12h 05m

$304

Quickest round-trip

MemphisSpokane

MEM - GEG

MEMGEG

Memphis

Thu 10/15

7:00 am-12:19 pm

1 stop7h 19m

Spokane

Tue 10/20

2:00 pm-10:15 pm

1 stop6h 15m

$307

NashvilleSpokane

BNA - GEG

BNAGEG

Nashville Intl

Tue 8/4

5:01 am-1:59 pm

2 stops10h 58m

Spokane

Tue 8/11

5:20 am-2:30 pm

1 stop7h 10m

$308

NashvilleBoise

BNA - BOI

BNABOI

Nashville Intl

Wed 8/19

6:00 am-11:16 am

1 stop6h 16m

Boise Air Term. Gowen Fld

Tue 8/25

1:55 pm-11:27 pm

2 stops8h 32m

$308

MemphisSpokane

MEM - GEG

MEMGEG

Memphis

Mon 8/24

6:00 am-8:46 pm

2 stops16h 46m

Spokane

Thu 8/27

1:37 pm-9:57 pm

1 stop6h 20m

$312

NashvilleSpokane

BNA - GEG

BNAGEG

Nashville Intl

Sat 9/19

7:35 am-2:35 pm

2 stops9h 00m

Spokane

Mon 9/21

12:20 pm-4:35 am

1 stop14h 15m

$314

NashvilleSpokane

BNA - GEG

BNAGEG

Nashville Intl

Mon 7/27

4:59 pm-11:04 pm

1 stop8h 05m

Spokane

Fri 7/31

7:07 pm-6:37 am

1 stop9h 30m

$320

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, September 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 $91. If you don’t want to visit Idaho in September, then you should wait until February to fly from Tennessee, when ticket prices are also cheap, with an average price of $91.

How far in advance should I book a flight from Tennessee 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 $403 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 $276 on momondo.

Can stopping save me money on Tennessee to Idaho flights?

You could potentially save up to 35% 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

Fastest flight time	5h 07m
Direct flights	None

The fastest flight from Tennessee to Idaho takes 5h 07m

There are no direct flights from Tennessee to Idaho. There are no popular flight routes from Tennessee to Idaho.

Search flight deals

Frequently asked questions about flying 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 July 2026, there are 6 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
Delta	PriceFrom $182	Free Cancellation	Rating 7.8 8,452 reviews	Search Delta flights
American Airlines	PriceFrom $250	Free Cancellation	Rating 7.1 11,766 reviews	Search American Airlines flights
United Airlines	PriceFrom $270	Free Cancellation	Rating 7.4 9,909 reviews	Search United Airlines flights
Southwest	PriceFrom $274	Free Cancellation	Rating 7.9 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.