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Tennessee

$116+ Cheap flights from Idaho to Tennessee

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/22. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — BNA
Dec 10 — Dec 171
Wed 12/10
Wed 12/17
1 adult, Economy
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Find flight deals from Idaho to Tennessee

Cheapest flights from Idaho to Tennessee
Explore the most affordable flight options available from Idaho to Tennessee. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 10, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/712:44 pmBOI - MEM
1 stop25h 49mFrontier
Thu 12/118:07 pmMEM - BOI
1 stop16h 42mFrontier
Deal found 11/10$248
This Alaska Airlines deal was found by Cheapflights users on 11/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/31:33 pmGEG - BNA
1 stop8h 26mAlaska Airlines
Sat 12/67:00 amBNA - GEG
1 stop18h 14mAlaska Airlines
Deal found 11/8$266
This Delta deal was found by Cheapflights users on 11/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/113:35 pmGEG - BNA
1 stop6h 42mDelta
Mon 12/157:00 amBNA - GEG
1 stop7h 29mDelta
Deal found 11/8$267
This American Airlines deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/45:17 amGEG - BNA
1 stop9h 01mAmerican Airlines
Tue 12/911:21 amBNA - GEG
1 stop7h 19mAmerican Airlines
Deal found 11/9$271
This Delta deal was found by Cheapflights users on 11/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/33:35 pmGEG - BNA
1 stop6h 42mDelta
Sat 12/610:45 amBNA - GEG
2 stops14h 04mDelta
Deal found 11/8$272
This Kiwi.com deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/712:44 pmBOI - MEM
1 stop25h 49mMultiple Airlines
Thu 12/118:52 pmMEM - BOI
2 stops15h 57mMultiple Airlines
Deal found 11/10$277
This Delta deal was found by Cheapflights users on 11/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/135:20 amBOI - BNA
1 stop17h 57mDelta
Thu 12/187:00 amBNA - BOI
1 stop12h 51mDelta
Deal found 11/8$287
This Delta deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/111:54 pmBOI - BNA
1 stop9h 23mDelta
Mon 12/151:52 pmBNA - BOI
2 stops11h 12mDelta
Deal found 11/9$292
This Delta deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/109:00 amBOI - BNA
2 stops11h 05mDelta
Mon 12/151:52 pmBNA - BOI
2 stops11h 12mDelta
Deal found 11/9$298
This Alaska Airlines deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/103:39 pmBOI - BNA
1 stop7h 20mAlaska Airlines
Mon 12/157:00 amBNA - BOI
1 stop28h 34mAlaska Airlines
Deal found 11/9$305
This Delta deal was found by Cheapflights users on 11/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1111:44 amBOI - BNA
2 stops9h 18mDelta
Sun 12/147:00 amBNA - BOI
1 stop10h 02mDelta
Deal found 11/9$312
This Delta deal was found by Cheapflights users on 11/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1311:10 amBOI - BNA
2 stops10h 39mDelta
Mon 12/157:00 amBNA - BOI
1 stop18h 04mDelta
Deal found 11/8$316

Cheap flight deals from Idaho to Tennessee

Keep the following information in mind while searching for Idaho to Tennessee flight deals. Data was last updated November 10, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$202
(Frontier)

One-way from

$116
(Kiwi.com)

Popular in

March

Cheapest in

April

Average price

$404
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Nashville Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Nashville Intl flights.
Search Deals
From Idaho to Tennessee
Search Deals
One-way flight from Idaho to Tennessee
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($19 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho to Tennessee 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, Cheapflights users made 2,558,603 searches. Data last updated November 10, 2025.
Use the filters below to find and compare flights from Idaho to Tennessee that are best for you.

Fly from

Idaho

Fly to

Tennessee

Route

Depart

Return

Price

SpokaneNashville

GEG - BNA

GEGBNA

Spokane

Wed 12/3

1:33 pm-11:59 pm

1 stop8h 26m

Nashville Intl

Sat 12/6

7:00 am-11:14 pm

1 stop18h 14m

$266

SpokaneNashville

GEG - BNA

GEGBNA

Spokane

Thu 12/4

8:47 pm-11:59 pm

1 stop25h 12m

Nashville Intl

Tue 12/9

3:55 pm-8:52 am

1 stop18h 57m

$266

SpokaneNashville

GEG - BNA

GEGBNA

Spokane

Thu 12/11

3:35 pm-12:17 am

1 stop6h 42m

Nashville Intl

Mon 12/15

7:00 am-12:29 pm

1 stop7h 29m

$267

SpokaneNashville

GEG - BNA

GEGBNA

Spokane

Wed 12/3

3:35 pm-12:17 am

1 stop6h 42m

Nashville Intl

Sat 12/6

10:45 am-10:49 pm

2 stops14h 04m

$272

SpokaneNashville

GEG - BNA

GEGBNA

Spokane

Thu 12/4

5:17 am-4:18 pm

1 stop9h 01m

Nashville Intl

Tue 12/9

8:55 am-4:34 pm

2 stops9h 39m

$276

BoiseMemphis

BOI - MEM

BOIMEM

Boise Air Term. Gowen Fld

Sun 12/7

12:44 pm-3:33 pm

1 stop25h 49m

Memphis

Thu 12/11

8:52 pm-11:49 am

2 stops15h 57m

$277

BoiseNashville

BOI - BNA

BOIBNA

Boise Air Term. Gowen Fld

Fri 12/12

1:54 pm-12:17 am

1 stop9h 23m

Nashville Intl

Sun 12/14

7:00 am-4:02 pm

1 stop10h 02m

$287

BoiseNashville

BOI - BNA

BOIBNA

Boise Air Term. Gowen Fld

Fri 1/16

1:55 pm-3:21 pm

1 stop24h 26m

Nashville Intl

Tue 1/20

7:00 am-3:10 pm

1 stop9h 10m

$287

BoiseNashville

BOI - BNA

BOIBNA

Boise Air Term. Gowen Fld

Wed 12/10

1:54 pm-12:17 am

1 stop9h 23m

Nashville Intl

Sun 12/14

7:00 am-4:02 pm

1 stop10h 02m

$287

SpokaneNashville

GEG - BNA

GEGBNA

Spokane

Thu 1/15

6:00 pm-11:57 pm

1 stop27h 57m

Nashville Intl

Mon 1/19

7:00 am-11:12 am

1 stop30h 12m

$287

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/9

Showing 1-10 of 60 results
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Best time to book a flight from Idaho to Tennessee

Have a flexible travel schedule? Discover the best time to fly to Tennessee from Idaho with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Idaho to Tennessee

What is the cheapest month to book a flight from Idaho to Tennessee?

Currently, April is the cheapest month in which you can book a flight from Idaho to Tennessee (average of $104). Flying from Idaho to Tennessee in May is currently the most expensive (average of $299). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ID to TN?

Find hourly flight availability from Idaho to Tennessee. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 10, 2025.

It’s optimal to fly from Idaho to Tennessee in the evening. By choosing this option you can save up to 29% on the cost of your flight, compared to a flight in the morning.

What is the cheapest day to fly from Idaho to Tennessee?

Use this chart to determine the cheapest time to fly round-trip from Idaho to Tennessee. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Idaho to Tennessee flight should consider departing on Wednesday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Tennessee

Get insights into the airlines that provide service to Tennessee. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Tennessee. Reviews last updated November 10, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest, and Delta from Idaho to Tennessee by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,268 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.0

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Alaska Airlines
8.0
Very good
11,268 reviews
Alaska Airlines
8.0
Very good
11,268 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.0

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Southwest
8.0
Very good
4,235 reviews
Alaska Airlines
8.0
Very good
11,268 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.0

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Delta
7.9
Good
8,007 reviews
Alaska Airlines
8.0
Very good
11,268 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.0

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
United Airlines
7.4
Good
9,012 reviews
Alaska Airlines
8.0
Very good
11,268 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.0

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
American Airlines
7.2
Good
11,045 reviews
Alaska Airlines
8.0
Very good
11,268 reviews

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.0

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.

Related info for your journey

Find useful and relevant information for your journey from Idaho to Tennessee. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Idaho to Tennessee?

    For as low as $267, Alaska Airlines can have you in Tennessee from Idaho in 6h 42m. Airlines will cover a distance of 1758 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Idaho to Tennessee one-way?

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $116. American Airlines flights start at $135 while deals on Allegiant Air start at $135 one-way.

  • Can I find deals for flights from Idaho to Tennessee that include hotel bookings?

    Yes. In addition to deals on Idaho to Tennessee flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Idaho to Tennessee?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Idaho to Tennessee.

  • Can I find deals for business class flights from Idaho to Tennessee?

    Yes. Cheapflights offers flight deals from Idaho to Tennessee by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Idaho to Tennessee?

    Currently, April is the cheapest month in which you can book a flight from Idaho to Tennessee (average of $104). Flying from Idaho to Tennessee in May is currently the most expensive (average of $299). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Idaho to Tennessee

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Idaho to Tennessee

Discover the top 5 airlines that operate flights from Idaho to Tennessee. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 10, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$204Average$449FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$216Average$469FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$221Average$510FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$283Average$502FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$284Average$542FlexibilityNo cancel feeOn-time63%

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