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Boise

$131+ Cheap flights from Kentucky to Boise (BOI)

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 7/20. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — BOI
Jul 30 — Aug 61
Thu 7/30
Thu 8/6
1 adult, Economy
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Cheap flight deals from Kentucky to Boise

Cheapest flights from Kentucky to Boise
Explore the most affordable flight options available from Kentucky to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 30, 2026.

This CheapOair deal was found by Cheapflights users on 6/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/132:52 pm
BNA
-
BOI
1 stop25h 05m
Frontier
Sun 9/2012:59 pm
BOI
-
BNA
1 stop20h 38m
Frontier
Deal found 6/27$260
This Delta deal was found by Cheapflights users on 6/25. 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.
Tue 7/214:00 pm
BNA
-
BOI
1 stop8h 46m
Delta
Tue 7/2811:10 pm
BOI
-
BNA
1 stop7h 28m
Delta
Deal found 6/25$303
This American Airlines deal was found by Cheapflights users on 6/27. 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.
Mon 8/246:03 am
TYS
-
BOI
1 stop7h 13m
American Airlines
Mon 8/312:49 pm
BOI
-
TYS
1 stop6h 29m
American Airlines
Deal found 6/27$307
This Delta deal was found by Cheapflights users on 6/29. 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 7/296:49 am
SDF
-
BOI
1 stop6h 08m
Delta
Wed 8/55:30 am
BOI
-
SDF
1 stop8h 20m
Delta
Deal found 6/29$309
This Delta deal was found by Cheapflights users on 6/27. 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.
Tue 7/286:45 pm
BNA
-
BOI
1 stop6h 01m
Delta
Mon 8/311:10 pm
BOI
-
BNA
1 stop8h 20m
Delta
Deal found 6/27$311
This American Airlines deal was found by Cheapflights users on 6/27. 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.
Tue 8/44:36 pm
BNA
-
BOI
1 stop7h 45m
American Airlines
Tue 8/111:55 pm
BOI
-
BNA
2 stops8h 32m
American Airlines
Deal found 6/27$313
This American Airlines deal was found by Cheapflights users on 6/27. 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.
Tue 7/288:01 am
BNA
-
BOI
2 stops9h 48m
American Airlines
Mon 8/33:54 pm
BOI
-
BNA
1 stop6h 34m
American Airlines
Deal found 6/27$316
This Alaska Airlines deal was found by Cheapflights users on 6/24. 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.
Thu 8/136:03 pm
BNA
-
BOI
1 stop16h 34m
Alaska Airlines
Mon 8/176:13 pm
BOI
-
BNA
1 stop10h 27m
Alaska Airlines
Deal found 6/24$319
This American Airlines deal was found by Cheapflights users on 6/28. 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.
Tue 7/218:01 am
BNA
-
BOI
2 stops9h 48m
American Airlines
Sat 7/251:57 pm
BOI
-
BNA
1 stop7h 02m
American Airlines
Deal found 6/28$326
This United Airlines deal was found by Cheapflights users on 6/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/271:00 pm
BNA
-
BOI
2 stops9h 30m
United Airlines
Fri 10/3012:32 pm
BOI
-
BNA
1 stop6h 09m
United Airlines
Deal found 6/26$331
This American Airlines deal was found by Cheapflights users on 6/28. 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.
Fri 7/245:45 pm
BNA
-
BOI
1 stop6h 36m
American Airlines
Mon 7/273:54 pm
BOI
-
BNA
1 stop6h 34m
American Airlines
Deal found 6/28$334
This United Airlines deal was found by Cheapflights users on 6/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/86:00 am
TYS
-
BOI
1 stop7h 32m
United Airlines
Wed 8/122:44 pm
BOI
-
TYS
1 stop5h 45m
United Airlines
Deal found 6/27$337

Find flight deals from Kentucky to Boise

Keep the following information in mind while searching for Kentucky to Boise flight deals. Data was last updated June 30, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$260
(CheapOair)

One-way from

$131
(CheapOair)

Popular in

December

Cheapest in

September

Average price

$524
Provider with most accurate pricing for Louisville Intl-Boise Air Term. Gowen Fld flight deals.
Search Deals
Provider most trusted by Cheapflights users for Louisville Intl-Boise Air Term. Gowen Fld flights.
Search Deals
From Kentucky to Boise Air Term. Gowen Fld
Search Deals
One-way flight from Kentucky to Boise Air Term. Gowen Fld
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($34 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kentucky to Boise 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 June 30, 2026.
Use the filters below to find and compare flights from Kentucky to Boise that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

NashvilleBoise

BNA - BOI

BNABOI

Nashville Intl

Thu 8/13

6:03 pm-9:37 am

1 stop16h 34m

Boise Air Term. Gowen Fld

Mon 8/17

6:13 pm-5:40 am

1 stop10h 27m

$319

KnoxvilleBoise

TYS - BOI

TYSBOI

Knoxville McGhee Tyson

Wed 9/16

6:00 am-11:26 am

1 stop7h 26m

Boise Air Term. Gowen Fld

Sat 9/19

12:28 pm-10:49 pm

1 stop8h 21m

$337

KnoxvilleBoise

TYS - BOI

TYSBOI

Knoxville McGhee Tyson

Mon 8/24

4:50 pm-10:35 pm

1 stop7h 45m

Boise Air Term. Gowen Fld

Mon 8/31

6:00 am-6:35 pm

2 stops10h 35m

$342

NashvilleBoise

BNA - BOI

BNABOI

Nashville Intl

Fri 9/11

4:25 pm-11:59 pm

1 stop8h 34m

Boise Air Term. Gowen Fld

Sun 9/13

11:10 pm-8:25 am

1 stop8h 15m

$349

CincinnatiBoise

CVG - BOI

CVGBOI

Cincinnati Cinci./N. Kentucky

Sat 8/1

6:00 am-11:19 am

1 stop7h 19m

Boise Air Term. Gowen Fld

Tue 8/4

3:10 pm-12:30 am

1 stop7h 20m

$371

KnoxvilleBoise

TYS - BOI

TYSBOI

Knoxville McGhee Tyson

Wed 9/16

1:55 pm-11:10 pm

2 stops11h 15m

Boise Air Term. Gowen Fld

Sat 9/19

6:40 am-5:40 pm

2 stops9h 00m

$374

LexingtonBoise

LEX - BOI

LEXBOI

Lexington Blue Grass

Wed 7/29

3:27 pm-9:57 pm

1 stop8h 30m

Boise Air Term. Gowen Fld

Mon 8/3

11:10 pm-9:24 am

1 stop8h 14m

$374

NashvilleBoise

BNA - BOI

BNABOI

Nashville Intl

Mon 8/17

6:10 pm-10:35 pm

1 stop5h 25m

Boise Air Term. Gowen Fld

Fri 8/21

6:00 am-3:20 pm

2 stops8h 20m

$374

KnoxvilleBoise

TYS - BOI

TYSBOI

Knoxville McGhee Tyson

Wed 7/29

6:40 am-10:57 am

1 stop6h 17m

Boise Air Term. Gowen Fld

Mon 8/3

11:10 pm-9:36 am

1 stop8h 26m

$384

LouisvilleBoise

SDF - BOI

SDFBOI

Louisville Intl

Fri 10/23

1:15 pm-9:05 pm

2 stops9h 50m

Boise Air Term. Gowen Fld

Tue 10/27

2:15 pm-11:15 pm

1 stop7h 00m

$387

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/28

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Kentucky to Boise

Have a flexible travel schedule? Discover the best time to fly to Boise from Kentucky 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 Kentucky to Boise

What is the cheapest month to book a flight from Kentucky to Boise?

Currently, August is the cheapest month in which you can book a flight from Kentucky to Boise (average of $196). Flying from Kentucky to Boise in June is currently the most expensive (average of $472). 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.

How much does it cost to fly round-trip from Kentucky to Boise?

Related info for your journey

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

  • What airport do you fly into for flights to Boise from Kentucky?

    If you book a flight to Boise from Kentucky, you will be flying to Air Term. Gowen Fld, which is the city’s only airport. Boise Air Term. Gowen Fld (BOI) is located 3.3 mi from the center of Boise.

  • How long is the flight from Kentucky to Boise?

    Airlines like Alaska Airlines, United Airlines, and Southwest fly from Kentucky to Boise in about 7h 26m. The time it takes to get you to your destination can typically vary by up to 9h 08m. The distance between Kentucky and Boise is about 1782 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Kentucky to Boise?

    The most popular flight routes from Kentucky to Boise are Nashville Intl - Boise Air Term. Gowen Fld, Cincinnati Cinci./N. Kentucky - Boise Air Term. Gowen Fld and Knoxville McGhee Tyson - Boise Air Term. Gowen Fld.

  • Can I find deals for flights from Kentucky to Boise that include hotel bookings?

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

  • How can I find direct flights from Kentucky to Boise?

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

  • Can I find deals for business class flights from Kentucky to Boise?

    Yes. Cheapflights offers flight deals from Kentucky to Boise 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 Kentucky to Boise?

    Currently, August is the cheapest month in which you can book a flight from Kentucky to Boise (average of $196). Flying from Kentucky to Boise in June is currently the most expensive (average of $472). 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

Traveling to a place near Boise?

Book flights to Boise if you plan to visit one of these locations
Meridian
Nampa
Caldwell
Ontario

Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from Kentucky to Boise

Discover the top 4 airlines that operate flights from Kentucky to Boise. 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 June 30, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$196Average$376FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$288Average$564FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$327Average$484FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$401Average$446FlexibilityNo cancel feeOn-time63%

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