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Boise

$106+ 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 6/3. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — BOI
Apr 28 — May 51
Tue 4/28
Tue 5/5
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 March 29, 2026.

This CheapOair deal was found by Cheapflights users on 3/24. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/97:08 pm
BNA
-
BOI
1 stop18h 19m
Frontier
Tue 5/121:22 pm
BOI
-
BNA
1 stop28h 00m
Frontier
Deal found 3/24$216
This CheapOair deal was found by Cheapflights users on 3/25. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/511:59 am
BNA
-
BOI
1 stop25h 10m
Frontier
Tue 8/111:04 pm
BOI
-
BNA
1 stop21h 00m
Frontier
Deal found 3/25$261
This Kiwi.com deal was found by Cheapflights users on 3/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/137:17 pm
BNA
-
BOI
1 stop18h 10m
Frontier
Sun 5/171:22 pm
BOI
-
BNA
1 stop29h 13m
Frontier
Deal found 3/24$274
This CheapOair deal was found by Cheapflights users on 3/25. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/1311:59 am
BNA
-
BOI
1 stop25h 10m
Frontier
Tue 7/211:04 pm
BOI
-
BNA
1 stop21h 00m
Frontier
Deal found 3/25$281
This Delta deal was found by Cheapflights users on 3/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/27:52 pm
CVG
-
BOI
1 stop5h 54m
Delta
Wed 6/1010:29 am
BOI
-
CVG
1 stop6h 09m
Delta
Deal found 3/26$287
This Delta deal was found by Cheapflights users on 3/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/27:49 pm
SDF
-
BOI
1 stop5h 57m
Delta
Wed 6/1011:45 pm
BOI
-
SDF
1 stop7h 12m
Delta
Deal found 3/26$293
This Kiwi.com deal was found by Cheapflights users on 3/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/118:20 pm
BNA
-
BOI
1 stop17h 07m
Frontier
Thu 5/141:22 pm
BOI
-
BNA
2 stops22h 49m
Frontier
Deal found 3/27$309
This Delta deal was found by Cheapflights users on 3/27. 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.
Sat 4/185:25 am
BNA
-
BOI
1 stop8h 42m
Delta
Thu 4/2311:35 pm
BOI
-
BNA
1 stop8h 17m
Delta
Deal found 3/27$311
This Delta deal was found by Cheapflights users on 3/25. 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.
Thu 5/141:58 pm
BNA
-
BOI
1 stop8h 46m
Delta
Tue 5/1911:39 pm
BOI
-
BNA
1 stop6h 58m
Delta
Deal found 3/25$312
This Delta deal was found by Cheapflights users on 3/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/147:52 pm
CVG
-
BOI
1 stop5h 54m
Delta
Tue 5/1911:39 pm
BOI
-
CVG
1 stop9h 08m
Delta
Deal found 3/26$316
This Delta deal was found by Cheapflights users on 3/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/165:54 pm
TYS
-
BOI
1 stop6h 34m
Delta
Tue 4/213:23 pm
BOI
-
TYS
1 stop5h 36m
Delta
Deal found 3/24$324
This Southwest deal was found by Cheapflights users on 3/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/92:00 pm
BNA
-
BOI
2 stops9h 05m
Southwest
Tue 5/125:00 pm
BOI
-
BNA
2 stops10h 30m
Southwest
Deal found 3/24$330

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 March 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$216
(CheapOair)

One-way from

$106
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$553
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 ($15 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 March 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 March 29, 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
Quickest round-trip

CincinnatiBoise

CVG - BOI

CVGBOI

Cincinnati Cinci./N. Kentucky

Tue 6/2

7:52 pm-11:46 pm

1 stop5h 54m

Boise Air Term. Gowen Fld

Wed 6/10

11:45 pm-9:00 am

1 stop7h 15m

$287

LouisvilleBoise

SDF - BOI

SDFBOI

Louisville Intl

Tue 6/2

7:49 pm-11:46 pm

1 stop5h 57m

Boise Air Term. Gowen Fld

Wed 6/10

11:45 pm-8:57 am

1 stop7h 12m

$293

CincinnatiBoise

CVG - BOI

CVGBOI

Cincinnati Cinci./N. Kentucky

Thu 5/14

7:52 pm-11:46 pm

1 stop5h 54m

Boise Air Term. Gowen Fld

Tue 5/19

9:16 pm-9:40 am

2 stops10h 24m

$321

KnoxvilleBoise

TYS - BOI

TYSBOI

Knoxville McGhee Tyson

Thu 4/16

6:15 am-12:02 pm

2 stops7h 47m

Boise Air Term. Gowen Fld

Tue 4/21

11:35 pm-9:18 am

1 stop7h 43m

$329

NashvilleBoise

BNA - BOI

BNABOI

Nashville Intl

Tue 4/28

4:45 pm-11:59 pm

1 stop8h 14m

Boise Air Term. Gowen Fld

Sat 5/2

2:57 pm-11:59 pm

1 stop8h 02m

$341

NashvilleBoise

BNA - BOI

BNABOI

Nashville Intl

Sat 5/30

6:00 am-1:18 pm

1 stop8h 18m

Boise Air Term. Gowen Fld

Mon 6/1

11:39 pm-7:37 am

1 stop6h 58m

$341

CincinnatiBoise

CVG - BOI

CVGBOI

Cincinnati Cinci./N. Kentucky

Fri 5/15

6:59 am-1:18 pm

1 stop8h 19m

Boise Air Term. Gowen Fld

Tue 5/19

9:16 pm-9:40 am

2 stops10h 24m

$351

CincinnatiBoise

CVG - BOI

CVGBOI

Cincinnati Cinci./N. Kentucky

Mon 4/20

3:00 pm-11:57 pm

2 stops10h 57m

Boise Air Term. Gowen Fld

Mon 4/27

8:40 pm-10:28 am

2 stops11h 48m

$355

NashvilleBoise

BNA - BOI

BNABOI

Nashville Intl

Sat 4/25

2:49 pm-10:35 pm

2 stops8h 46m

Boise Air Term. Gowen Fld

Sat 5/2

2:33 pm-9:57 pm

1 stop6h 24m

$360

LexingtonBoise

LEX - BOI

LEXBOI

Lexington Blue Grass

Wed 5/27

10:43 am-10:28 pm

2 stops13h 45m

Boise Air Term. Gowen Fld

Wed 6/3

11:39 pm-9:21 am

1 stop7h 42m

$374

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

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 February is currently the most expensive (average of $401). 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 Delta and Alaska Airlines fly from Kentucky to Boise in about 5h 54m. The time it takes to get you to your destination can typically vary by up to 2h 20m. The distance between Kentucky and Boise is about 1656 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 Lexington Blue Grass - 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 February is currently the most expensive (average of $401). 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

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 March 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$196Average$388FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$287Average$489FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$327Average$536FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$346Average$416FlexibilityNo cancel feeOn-time63%

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