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Kentucky

$159+ Cheap flights from Boise (BOI) to Kentucky

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 12/30. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — SDF
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from Boise to Kentucky

Keep the following information in mind while searching for Boise to Kentucky flight deals. Data was last updated September 16, 2025.

Round-trip from

$160
(Frontier)

One-way from

$159
(Southwest)

Popular in

March

Cheapest in

February

Average price

$466
From Boise Air Term. Gowen Fld to Kentucky
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One-way flight from Boise Air Term. Gowen Fld to Kentucky
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Highest demand for flights based on searches. 3% potential increase in price ($18 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Boise to Kentucky

Cheapest flights from Boise to Kentucky
Explore the most affordable flight options available from Boise to Kentucky. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This Frontier deal was found by Cheapflights users on 9/14. 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.
Thu 10/212:22 pmBOI - CVG
1 stop11h 21mFrontier
Thu 10/166:05 amCVG - BOI
1 stop7h 38mFrontier
Deal found 9/14$160
This Frontier deal was found by Cheapflights users on 9/14. 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.
Thu 10/212:22 pmBOI - CVG
1 stop11h 21mFrontier
Sun 10/126:05 amCVG - BOI
1 stop7h 38mFrontier
Deal found 9/14$189
This Frontier deal was found by Cheapflights users on 9/14. 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.
Fri 10/312:22 pmBOI - CVG
1 stop11h 18mFrontier
Thu 10/166:05 amCVG - BOI
1 stop7h 38mFrontier
Deal found 9/14$193
This Frontier deal was found by Cheapflights users on 9/14. 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.
Thu 10/212:22 pmBOI - CVG
1 stop11h 21mFrontier
Fri 10/176:05 amCVG - BOI
1 stop7h 38mFrontier
Deal found 9/14$205
This Frontier deal was found by Cheapflights users on 9/14. 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.
Fri 10/312:22 pmBOI - CVG
1 stop11h 18mFrontier
Sun 10/126:05 amCVG - BOI
1 stop7h 38mFrontier
Deal found 9/14$222
This Frontier deal was found by Cheapflights users on 9/14. 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.
Fri 10/312:22 pmBOI - CVG
1 stop11h 18mFrontier
Fri 10/176:05 amCVG - BOI
1 stop7h 38mFrontier
Deal found 9/14$238
This Frontier deal was found by Cheapflights users on 9/14. 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 9/2812:22 pmBOI - CVG
1 stop11h 18mFrontier
Thu 10/166:05 amCVG - BOI
1 stop7h 38mFrontier
Deal found 9/14$262
This Hawaiian Airlines deal was found by Cheapflights users on 9/15. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/122:20 pmBOI - BNA
1 stop8h 57mHawaiian Airlines
Sat 11/157:15 amBNA - BOI
1 stop8h 57mHawaiian Airlines
Deal found 9/15$270
This Delta deal was found by Cheapflights users on 9/15. 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 10/152:00 pmBOI - BNA
1 stop8h 58mDelta
Wed 10/227:15 amBNA - BOI
1 stop9h 51mDelta
Deal found 9/15$271
This Delta deal was found by Cheapflights users on 9/16. 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 11/124:45 pmBOI - BNA
1 stop6h 32mDelta
Sat 11/157:10 amBNA - BOI
2 stops12h 44mDelta
Deal found 9/16$276
This Frontier deal was found by Cheapflights users on 9/14. 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 9/1412:22 pmBOI - CVG
1 stop11h 18mFrontier
Wed 10/159:10 pmCVG - BOI
2 stops16h 33mFrontier
Deal found 9/14$279
This Frontier deal was found by Cheapflights users on 9/14. 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 9/2812:22 pmBOI - CVG
1 stop11h 18mFrontier
Sun 10/126:05 amCVG - BOI
1 stop7h 38mFrontier
Deal found 9/14$291

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boise to Kentucky 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 September 16, 2025.
Use the filters below to find and compare flights from Boise to Kentucky that are best for you.

Fly from

Boise

Fly to

Kentucky

Route

Depart

Return

Price

BoiseNashville

BOI - BNA

BOIBNA

Boise Air Term. Gowen Fld

Wed 11/12

2:20 pm-12:17 am

1 stop8h 57m

Nashville Intl

Sat 11/15

5:51 pm-11:59 pm

1 stop7h 08m

$270

BoiseNashville

BOI - BNA

BOIBNA

Boise Air Term. Gowen Fld

Sat 11/15

6:28 am-2:49 pm

1 stop7h 21m

Nashville Intl

Mon 11/17

7:15 am-4:17 pm

1 stop10h 02m

$270

BoiseNashville

BOI - BNA

BOIBNA

Boise Air Term. Gowen Fld

Wed 11/12

5:54 am-4:51 pm

1 stop9h 57m

Nashville Intl

Sat 11/15

7:15 am-3:12 pm

1 stop8h 57m

$271

BoiseNashville

BOI - BNA

BOIBNA

Boise Air Term. Gowen Fld

Thu 11/6

11:39 pm-9:40 am

1 stop9h 01m

Nashville Intl

Mon 11/10

7:23 pm-12:35 am

1 stop6h 12m

$271

BoiseNashville

BOI - BNA

BOIBNA

Boise Air Term. Gowen Fld

Mon 10/27

7:00 pm-5:11 am

1 stop9h 11m

Nashville Intl

Mon 11/3

6:30 am-1:44 pm

1 stop8h 14m

$271

BoiseNashville

BOI - BNA

BOIBNA

Boise Air Term. Gowen Fld

Wed 11/12

11:13 am-9:57 pm

2 stops9h 44m

Nashville Intl

Sat 11/15

7:00 am-4:05 pm

1 stop10h 05m

$276

BoiseNashville

BOI - BNA

BOIBNA

Boise Air Term. Gowen Fld

Sat 11/15

12:58 pm-10:49 pm

2 stops8h 51m

Nashville Intl

Mon 11/17

6:45 pm-12:09 am

1 stop6h 24m

$276

BoiseLouisville

BOI - SDF

BOISDF

Boise Air Term. Gowen Fld

Wed 1/28

1:30 pm-9:10 pm

1 stop5h 40m

Louisville Intl

Sat 1/31

4:45 pm-9:15 pm

1 stop6h 30m

$334

BoiseCincinnati

BOI - CVG

BOICVG

Boise Air Term. Gowen Fld

Tue 10/28

6:28 am-5:30 pm

1 stop9h 02m

Cincinnati Cinci./N. Kentucky

Tue 11/4

6:30 pm-10:29 am

1 stop17h 59m

$336

BoiseCincinnati

BOI - CVG

BOICVG

Boise Air Term. Gowen Fld

Tue 10/28

1:35 pm-11:19 pm

1 stop7h 44m

Cincinnati Cinci./N. Kentucky

Tue 11/4

5:20 pm-10:32 pm

1 stop7h 12m

$337

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 55 results
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Best time to book a flight from Boise to Kentucky

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

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

Currently, January is the cheapest month in which you can book a flight from Boise to Kentucky (average of $299). Flying from Boise to Kentucky in April is currently the most expensive (average of $369). 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 BOI to KY?

Find hourly flight availability from Boise to Kentucky. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 16, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Boise to Kentucky as you normally would.

Reviews of airlines servicing Kentucky

Get insights into the airlines that provide service to Kentucky. 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 Kentucky. Reviews last updated September 16, 2025.
Read through reviews of airlines operating flights from Boise to Kentucky, such as Southwest, Delta, and United Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Overall

8.0

Crew

8.6

Boarding

8.1

Entertainment

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,242 reviews
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Overall

8.0

Crew

8.6

Boarding

8.1

Entertainment

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
8.0
Very good
7,954 reviews
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Overall

8.0

Crew

8.6

Boarding

8.1

Entertainment

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,929 reviews
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Overall

8.0

Crew

8.6

Boarding

8.1

Entertainment

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Overall

8.0

Crew

8.6

Boarding

8.1

Entertainment

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Boise to Kentucky. 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 from for flights from Boise to Kentucky?

    Boise Air Term. Gowen Fld (BOI) is the airport you will fly out of if you book a flight from Boise to Kentucky. It is only a 3.3 mi journey to Air Term. Gowen Fld (BOI) from Boise’s city center.

  • How long is the flight from Boise to Kentucky?

    Hawaiian Airlines, Alaska Airlines, and Delta can get you from Boise to Kentucky in just under 8h 57m. Your travel time can differ by up to 1h. The distance from Boise to Kentucky 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 cheapest airlines to fly from Boise to Kentucky one-way?

    $159 is the cheapest one-way deal found within the past few days, from Southwest. You may also be able to find cheap deals on American Airlines and Hawaiian Airlines, with prices starting from $168 and $179, respectively.

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

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

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Boise to Kentucky (average of $299). Flying from Boise to Kentucky in April is currently the most expensive (average of $369). 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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Top 4 airlines flying from Boise to Kentucky

Discover the top 4 airlines that operate flights from Boise to Kentucky. 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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$234Average$390FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$348Average$446FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$377Average$466FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$384Average$612FlexibilityNo cancel feeOn-time69%

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