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Cheap flights from Tennessee to Idaho from $102

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 departing on 3/18. 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

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
7:00 am - 4:00 pm
BNA
-
BOI
10h 00m
1 stop
Delta Logo
1:45 pm - 11:52 pm
BOI
-
BNA
9h 07m
1 stop
$217Delta
Wed, Mar 11 - Tue, Mar 17
Delta Logo
6:00 am - 2:05 pm
BNA
-
BOI
9h 05m
2 stops
Delta Logo
1:45 pm - 11:52 pm
BOI
-
BNA
9h 07m
1 stop
$222Delta
Wed, Mar 11 - Tue, Mar 17
Alaska Airlines Logo
7:00 am - 10:40 pm
BNA
-
BOI
16h 40m
1 stop
Alaska Airlines Logo
8:27 pm - 11:59 pm
BOI
-
BNA
26h 32m
1 stop
$225Alaska Airlines
Thu, Feb 26 - Thu, Mar 5
American Airlines Logo
5:42 pm - 11:14 pm
BNA
-
GEG
7h 32m
1 stop
American Airlines Logo
12:25 pm - 10:31 pm
GEG
-
BNA
8h 06m
1 stop
$257American Airlines
Wed, Mar 11 - Tue, Mar 17
American Airlines Logo
5:00 am - 12:48 pm
BNA
-
BOI
8h 48m
1 stop
American Airlines Logo
7:00 am - 4:38 pm
BOI
-
BNA
8h 38m
1 stop
$258American Airlines
Wed, Mar 25 - Tue, Mar 31
Alaska Airlines Logo
5:53 pm - 11:59 pm
BNA
-
BOI
7h 06m
1 stop
Alaska Airlines Logo
1:00 pm - 11:59 pm
BOI
-
BNA
9h 59m
1 stop
$267Alaska Airlines
Tue, Mar 10 - Tue, Mar 17
United Airlines Logo
6:00 am - 3:16 pm
BNA
-
GEG
11h 16m
2 stops
United Airlines Logo
5:00 am - 1:29 pm
GEG
-
BNA
6h 29m
1 stop
$283United Airlines
Sat, Feb 28 - Tue, Mar 3
United Airlines Logo
9:44 am - 5:52 pm
BNA
-
JAC
9h 08m
2 stops
United Airlines Logo
1:45 pm - 9:12 pm
JAC
-
BNA
6h 27m
1 stop
$334United Airlines
Tue, Jun 2 - Tue, Jun 9
Southwest Logo
6:35 am - 10:55 am
MEM
-
BOI
5h 20m
1 stop
Southwest Logo
8:00 am - 2:20 pm
BOI
-
MEM
5h 20m
1 stop
$359Southwest
Tue, Apr 21 - Tue, Apr 28
Southwest Logo
6:35 am - 10:55 am
MEM
-
BOI
5h 20m
1 stop
Southwest Logo
8:00 am - 5:30 pm
BOI
-
MEM
8h 30m
2 stops
$364Southwest
Tue, Apr 21 - Tue, Apr 28

Delta flights from Tennessee to Idaho

Our best Delta deals on Tennessee to Idaho flight tickets
Delta
Mar 11
BNA7:00 amNashville Intl
10h 00m
1 stop
BOI4:00 pmBoise Air Term. Gowen Fld
Mar 17
BOI1:45 pmBoise Air Term. Gowen Fld
9h 07m
1 stop
BNA11:52 pmNashville Intl
$217
Delta
Mar 11
BNA6:00 amNashville Intl
9h 05m
2 stops
BOI2:05 pmBoise Air Term. Gowen Fld
Mar 17
BOI1:45 pmBoise Air Term. Gowen Fld
9h 07m
1 stop
BNA11:52 pmNashville Intl
$222
Delta
Apr 15
BNA1:54 pmNashville Intl
9h 30m
2 stops
BOI10:24 pmBoise Air Term. Gowen Fld
Apr 28
BOI5:40 amBoise Air Term. Gowen Fld
11h 35m
2 stops
BNA6:15 pmNashville Intl
$227

Southwest flights from Tennessee to Idaho

Our best Southwest deals on Tennessee to Idaho flight tickets
Southwest
May 3
BNA5:10 amNashville Intl
10h 45m
2 stops
GEG1:55 pmSpokane
May 6
GEG1:45 pmSpokane
5h 45m
1 stop
BNA9:30 pmNashville Intl
$342
Southwest
Apr 21
MEM6:35 amMemphis
5h 20m
1 stop
BOI10:55 amBoise Air Term. Gowen Fld
Apr 28
BOI8:00 amBoise Air Term. Gowen Fld
5h 20m
1 stop
MEM2:20 pmMemphis
$359
Southwest
Apr 21
MEM6:35 amMemphis
5h 20m
1 stop
BOI10:55 amBoise Air Term. Gowen Fld
Apr 28
BOI8:00 amBoise Air Term. Gowen Fld
8h 30m
2 stops
MEM5:30 pmMemphis
$364

momondo Fare Finder

 
Customize your flight search to find flights from Tennessee to Idaho 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 7, 2026.
Use the filters below to find and compare flights from Tennessee to Idaho that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

NashvilleBoise

BNA - BOI

BNABOI

Nashville Intl

Wed 3/11

7:00 am-4:00 pm

1 stop10h 00m

Boise Air Term. Gowen Fld

Tue 3/17

1:45 pm-11:52 pm

1 stop9h 07m

$217

NashvilleBoise

BNA - BOI

BNABOI

Nashville Intl

Wed 3/11

6:00 am-2:05 pm

2 stops9h 05m

Boise Air Term. Gowen Fld

Tue 3/17

1:45 pm-11:52 pm

1 stop9h 07m

$222

NashvilleBoise

BNA - BOI

BNABOI

Nashville Intl

Thu 2/26

7:00 am-10:40 pm

1 stop16h 40m

Boise Air Term. Gowen Fld

Thu 3/5

8:27 pm-11:59 pm

1 stop26h 32m

$225

NashvilleSpokane

BNA - GEG

BNAGEG

Nashville Intl

Wed 3/11

5:42 pm-11:14 pm

1 stop7h 32m

Spokane

Tue 3/17

12:25 pm-10:31 pm

1 stop8h 06m

$257

NashvilleBoise

BNA - BOI

BNABOI

Nashville Intl

Wed 3/25

5:00 am-12:48 pm

1 stop8h 48m

Boise Air Term. Gowen Fld

Tue 3/31

7:00 am-4:38 pm

1 stop8h 38m

$258

NashvilleBoise

BNA - BOI

BNABOI

Nashville Intl

Tue 3/10

5:53 pm-11:59 pm

1 stop7h 06m

Boise Air Term. Gowen Fld

Tue 3/17

1:00 pm-11:59 pm

1 stop9h 59m

$267

NashvilleSpokane

BNA - GEG

BNAGEG

Nashville Intl

Sat 2/28

6:00 am-3:16 pm

2 stops11h 16m

Spokane

Tue 3/3

5:00 am-1:29 pm

1 stop6h 29m

$283

NashvilleJackson

BNA - JAC

BNAJAC

Nashville Intl

Tue 6/2

9:44 am-5:52 pm

2 stops9h 08m

Jackson Hole

Tue 6/9

1:45 pm-9:12 pm

1 stop6h 27m

$334

MemphisBoise

MEM - BOI

MEMBOI

Memphis

Tue 4/21

6:35 am-10:55 am

1 stop5h 20m

Boise Air Term. Gowen Fld

Tue 4/28

8:00 am-2:20 pm

1 stop5h 20m

$359

MemphisBoise

MEM - BOI

MEMBOI

Memphis

Tue 4/21

6:35 am-10:55 am

1 stop5h 20m

Boise Air Term. Gowen Fld

Tue 4/28

8:00 am-5:30 pm

2 stops8h 30m

$364

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 from

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

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 January to fly from Tennessee, when ticket prices are also cheap, with an average price of $324.

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 $385 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 $337 on momondo.

Can stopping save me money on Tennessee to Idaho flights?

You could potentially save up to 60% 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 20m

Direct flights

None
The fastest flight from Tennessee to Idaho takes 5h 20m
There are no direct flights from Tennessee to Idaho. There are no popular flight routes from Tennessee to Idaho.
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?

  • 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
FrontierPriceFrom $130Free CancellationRating
5.7
3,054 reviews
Search Frontier flights
American AirlinesPriceFrom $156Free CancellationRating
7.2
11,247 reviews
Search American Airlines flights
DeltaPriceFrom $193Free CancellationRating
7.9
8,164 reviews
Search Delta flights
Alaska AirlinesPriceFrom $237Free CancellationRating
8.0
11,848 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $270Free CancellationRating
7.4
9,245 reviews
Search United Airlines flights
SouthwestPriceFrom $274Free CancellationRating
8.0
4,280 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.

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