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Boise

$107+ 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 3/11. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — BOI
Mar 5 — Mar 121
Thu 3/5
Thu 3/12
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 February 3, 2026.

This CheapOair deal was found by Cheapflights users on 2/2. 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.
Thu 2/267:35 pm
BNA
-
BOI
1 stop16h 36m
Frontier
Thu 3/512:38 pm
BOI
-
BNA
1 stop24h 38m
Frontier
Deal found 2/2$204
This CheapOair deal was found by Cheapflights users on 2/2. 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.
Tue 3/317:00 am
BNA
-
BOI
1 stop9h 29m
Alaska Airlines
Sat 4/411:58 am
BOI
-
BNA
1 stop16h 42m
Alaska Airlines
Deal found 2/2$237
This Alaska Airlines deal was found by Cheapflights users on 2/1. 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.
Tue 3/178:09 am
CVG
-
BOI
1 stop8h 59m
Alaska Airlines
Tue 3/242:22 pm
BOI
-
CVG
1 stop26h 07m
Alaska Airlines
Deal found 2/1$237
This Delta deal was found by Cheapflights users on 2/3. 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 3/116:00 am
BNA
-
BOI
2 stops9h 05m
Delta
Tue 3/1711:30 pm
BOI
-
BNA
1 stop7h 06m
Delta
Deal found 2/3$242
This Delta deal was found by Cheapflights users on 2/2. 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 3/107:25 am
BNA
-
BOI
2 stops12h 17m
Delta
Tue 3/177:30 am
BOI
-
BNA
2 stops9h 40m
Delta
Deal found 2/2$247
This Delta deal was found by Cheapflights users on 2/1. 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 2/247:35 am
BNA
-
BOI
1 stop9h 40m
Delta
Thu 2/261:51 pm
BOI
-
BNA
1 stop9h 15m
Delta
Deal found 2/1$254
This Kiwi.com deal was found by Cheapflights users on 2/2. 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.
Wed 3/253:01 pm
BNA
-
BOI
1 stop21h 19m
Multiple Airlines
Sun 3/2912:15 pm
BOI
-
BNA
2 stops39h 55m
Multiple Airlines
Deal found 2/2$259
This American Airlines deal was found by Cheapflights users on 2/1. 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.
Wed 4/296:00 am
CVG
-
BOI
1 stop9h 03m
American Airlines
Sat 5/21:29 pm
BOI
-
CVG
1 stop7h 57m
American Airlines
Deal found 2/1$260
This Frontier deal was found by Cheapflights users on 2/2. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/157:00 am
CVG
-
BOI
1 stop6h 11m
Frontier
Fri 2/2011:56 am
BOI
-
CVG
1 stop9h 46m
Frontier
Deal found 2/2$270
This CheapOair deal was found by Cheapflights users on 2/1. 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.
Tue 3/103:54 pm
BNA
-
BOI
1 stop7h 46m
Alaska Airlines
Tue 3/171:00 pm
BOI
-
BNA
1 stop9h 59m
Alaska Airlines
Deal found 2/1$277
This Delta deal was found by Cheapflights users on 2/2. 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 3/316:30 am
CVG
-
BOI
1 stop8h 35m
Delta
Wed 4/1511:35 pm
BOI
-
CVG
1 stop7h 20m
Delta
Deal found 2/2$277
This United Airlines deal was found by Cheapflights users on 2/2. 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 3/313:26 pm
CVG
-
BOI
1 stop9h 09m
United Airlines
Mon 4/132:37 pm
BOI
-
CVG
1 stop5h 53m
United Airlines
Deal found 2/2$281

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 February 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$204
(CheapOair)

One-way from

$107
(CheapOair)

Popular in

December

Cheapest in

September

Average price

$401
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. 3% potential increase in price ($16 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 February 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 February 3, 2026.
Use the filters below to find and compare flights from Kentucky to Boise that are best for you.

Fly from

Kentucky

Fly to

Boise

Route

Depart

Return

Price

NashvilleBoise

BNA - BOI

BNABOI

Nashville Intl

Tue 3/31

7:00 am-3:29 pm

1 stop9h 29m

Boise Air Term. Gowen Fld

Sat 4/4

11:58 am-5:40 am

1 stop16h 42m

$237

NashvilleBoise

BNA - BOI

BNABOI

Nashville Intl

Tue 2/24

7:35 am-4:15 pm

1 stop9h 40m

Boise Air Term. Gowen Fld

Wed 2/25

1:51 pm-12:06 am

1 stop9h 15m

$237

NashvilleBoise

BNA - BOI

BNABOI

Nashville Intl

Wed 4/15

7:00 am-4:14 pm

1 stop10h 14m

Boise Air Term. Gowen Fld

Tue 4/28

11:35 pm-7:44 am

1 stop7h 09m

$237

CincinnatiBoise

CVG - BOI

CVGBOI

Cincinnati Cinci./N. Kentucky

Tue 3/17

8:09 am-3:08 pm

1 stop8h 59m

Boise Air Term. Gowen Fld

Tue 3/24

2:22 pm-6:29 pm

1 stop26h 07m

$237

NashvilleBoise

BNA - BOI

BNABOI

Nashville Intl

Tue 3/24

4:34 pm-10:25 pm

1 stop6h 51m

Boise Air Term. Gowen Fld

Tue 3/31

10:25 am-6:10 pm

1 stop6h 45m

$237

NashvilleBoise

BNA - BOI

BNABOI

Nashville Intl

Wed 3/11

7:00 am-1:05 pm

1 stop7h 05m

Boise Air Term. Gowen Fld

Tue 3/17

7:30 am-6:10 pm

2 stops9h 40m

$242

NashvilleBoise

BNA - BOI

BNABOI

Nashville Intl

Tue 3/31

2:32 pm-10:11 pm

2 stops8h 39m

Boise Air Term. Gowen Fld

Sat 4/4

12:45 pm-9:38 pm

1 stop7h 53m

$242

NashvilleBoise

BNA - BOI

BNABOI

Nashville Intl

Tue 3/10

6:00 am-5:18 pm

2 stops12h 18m

Boise Air Term. Gowen Fld

Tue 3/17

7:30 am-6:10 pm

2 stops9h 40m

$247

CincinnatiBoise

CVG - BOI

CVGBOI

Cincinnati Cinci./N. Kentucky

Wed 4/1

5:53 am-12:38 pm

1 stop8h 45m

Boise Air Term. Gowen Fld

Wed 4/15

11:35 pm-8:55 am

1 stop7h 20m

$277

CincinnatiBoise

CVG - BOI

CVGBOI

Cincinnati Cinci./N. Kentucky

Sat 3/7

6:35 am-1:11 pm

1 stop8h 36m

Boise Air Term. Gowen Fld

Tue 3/10

3:01 pm-11:52 pm

1 stop6h 51m

$277

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/1

Showing 1-10 of 60 results
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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 January is currently the most expensive (average of $397). 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.

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, Delta, and United Airlines fly from Kentucky to Boise in about 9h 29m. The time it takes to get you to your destination can typically vary by up to 3h 49m. The distance between Kentucky and Boise is about 1638 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, Knoxville McGhee Tyson - Boise Air Term. Gowen Fld and Cincinnati Cinci./N. Kentucky - 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 January is currently the most expensive (average of $397). 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
Ontario
Meridian
Nampa
Caldwell
McCall

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Alternative routes for Kentucky to Boise

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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 February 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$196Average$429FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$287Average$460FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$346Average$416FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$397Average$646FlexibilityNo cancel feeOn-time69%

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