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Kentucky

$138+ 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 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — SDF
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap 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 December 18, 2025.

This Expedia deal was found by Cheapflights users on 12/15. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1812:38 pmBOI - CVG
1 stop21h 35mMultiple Airlines
Tue 1/66:39 pmCVG - BOI
2 stops15h 33mMultiple Airlines
Deal found 12/15$350
This Expedia deal was found by Cheapflights users on 12/15. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2012:54 pmBOI - CVG
1 stop11h 14mMultiple Airlines
Tue 1/66:39 pmCVG - BOI
2 stops15h 33mMultiple Airlines
Deal found 12/15$360
This Delta deal was found by Cheapflights users on 12/17. 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 12/3011:47 pmBOI - BNA
1 stop7h 49mDelta
Wed 1/77:35 amBNA - BOI
1 stop9h 42mDelta
Deal found 12/17$387
This Delta deal was found by Cheapflights users on 12/16. 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 12/313:23 pmBOI - SDF
1 stop5h 40mDelta
Sun 1/46:00 amSDF - BOI
1 stop8h 45mDelta
Deal found 12/16$429
This Southwest deal was found by Cheapflights users on 12/17. 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.
Tue 12/305:35 amBOI - BNA
2 stops9h 30mSouthwest
Wed 1/712:40 pmBNA - BOI
1 stop10h 50mSouthwest
Deal found 12/17$445
This United Airlines deal was found by Cheapflights users on 12/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:40 pmBOI - SDF
1 stop5h 44mUnited Airlines
Sun 1/45:40 amSDF - BOI
2 stops9h 56mUnited Airlines
Deal found 12/16$474
This Southwest deal was found by Cheapflights users on 12/17. 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.
Wed 12/315:50 pmBOI - BNA
1 stop10h 10mSouthwest
Sun 1/411:15 amBNA - BOI
1 stop9h 50mSouthwest
Deal found 12/17$474
This Delta deal was found by Cheapflights users on 12/16. 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 12/311:55 pmBOI - CVG
1 stop8h 25mDelta
Sun 1/47:59 pmCVG - BOI
1 stop6h 20mDelta
Deal found 12/16$492
This United Airlines deal was found by Cheapflights users on 12/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:35 amBOI - BNA
1 stop8h 32mUnited Airlines
Sun 1/46:01 amBNA - BOI
1 stop7h 38mUnited Airlines
Deal found 12/16$508
This Kiwi.com deal was found by Cheapflights users on 12/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1910:41 pmBOI - BNA
2 stops31h 22mMultiple Airlines
Wed 12/317:02 pmBNA - BOI
1 stop17h 41mMultiple Airlines
Deal found 12/15$540
This Southwest deal was found by Cheapflights users on 12/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3112:05 pmBOI - SDF
2 stops9h 00mSouthwest
Sun 1/46:45 amSDF - BOI
1 stop6h 50mSouthwest
Deal found 12/16$543
This United Airlines deal was found by Cheapflights users on 12/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:40 pmBOI - CVG
1 stop5h 32mUnited Airlines
Sun 1/43:18 pmCVG - BOI
1 stop8h 13mUnited Airlines
Deal found 12/16$548

Find flight deals from Boise to Kentucky

Keep the following information in mind while searching for Boise to Kentucky flight deals. Data was last updated December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$180
(Kiwi.com)

One-way from

$138
(Alaska Airlines)

Popular in

March

Cheapest in

August

Average price

$578
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Louisville Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Louisville Intl flights.
Search Deals
From Boise Air Term. Gowen Fld to Kentucky
Search Deals
One-way flight from Boise Air Term. Gowen Fld to Kentucky
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($33 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 December 18, 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

Sun 1/18

1:55 pm-11:57 pm

1 stop9h 02m

Nashville Intl

Thu 1/22

7:00 am-3:10 pm

1 stop9h 10m

$216

BoiseNashville

BOI - BNA

BOIBNA

Boise Air Term. Gowen Fld

Fri 1/16

3:01 pm-9:52 pm

1 stop5h 51m

Nashville Intl

Tue 1/20

7:00 am-1:34 pm

1 stop7h 34m

$217

BoiseNashville

BOI - BNA

BOIBNA

Boise Air Term. Gowen Fld

Thu 1/8

9:48 am-5:03 pm

1 stop6h 15m

Nashville Intl

Tue 1/13

6:30 am-4:10 pm

1 stop10h 40m

$217

BoiseNashville

BOI - BNA

BOIBNA

Boise Air Term. Gowen Fld

Fri 1/16

3:01 pm-9:52 pm

1 stop5h 51m

Nashville Intl

Mon 1/19

7:00 am-1:34 pm

1 stop7h 34m

$217

BoiseNashville

BOI - BNA

BOIBNA

Boise Air Term. Gowen Fld

Thu 1/22

2:20 pm-10:55 pm

1 stop7h 35m

Nashville Intl

Tue 1/27

4:50 pm-10:57 pm

1 stop7h 07m

$217

BoiseNashville

BOI - BNA

BOIBNA

Boise Air Term. Gowen Fld

Wed 1/14

9:15 am-10:30 pm

2 stops12h 15m

Nashville Intl

Sun 1/18

7:00 am-2:02 pm

1 stop8h 02m

$222

BoiseNashville

BOI - BNA

BOIBNA

Boise Air Term. Gowen Fld

Thu 1/22

3:03 pm-9:52 pm

1 stop5h 49m

Nashville Intl

Mon 1/26

7:15 am-6:28 pm

2 stops12h 13m

$222

BoiseCincinnati

BOI - CVG

BOICVG

Boise Air Term. Gowen Fld

Wed 1/14

6:23 am-7:49 pm

1 stop11h 26m

Cincinnati Cinci./N. Kentucky

Wed 1/21

8:00 am-11:59 pm

1 stop17h 59m

$245

BoiseCincinnati

BOI - CVG

BOICVG

Boise Air Term. Gowen Fld

Wed 3/18

8:59 am-7:04 pm

1 stop8h 05m

Cincinnati Cinci./N. Kentucky

Wed 3/25

6:30 am-1:07 pm

1 stop8h 37m

$266

BoiseCincinnati

BOI - CVG

BOICVG

Boise Air Term. Gowen Fld

Wed 1/14

7:25 am-7:04 pm

1 stop9h 39m

Cincinnati Cinci./N. Kentucky

Wed 1/21

8:15 am-6:28 pm

2 stops12h 13m

$271

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

Showing 1-10 of 54 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, October is the cheapest month in which you can book a flight from Boise to Kentucky (average of $219). Flying from Boise to Kentucky in December is currently the most expensive (average of $454). 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 December 18, 2025.

It’s optimal to fly from Boise to Kentucky at noon. By choosing this option you can save up to 9% on the cost of your flight, compared to a flight in the morning.

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 December 18, 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
7.9
Good
4,250 reviews

Boarding

8.1

Crew

8.6

Comfort

8.0

Overall

7.9

Entertainment

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
7.9
Good
4,250 reviews
Southwest
7.9
Good
4,250 reviews

Boarding

8.1

Crew

8.6

Comfort

8.0

Overall

7.9

Entertainment

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,005 reviews
Southwest
7.9
Good
4,250 reviews

Boarding

8.1

Crew

8.6

Comfort

8.0

Overall

7.9

Entertainment

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,091 reviews
Southwest
7.9
Good
4,250 reviews

Boarding

8.1

Crew

8.6

Comfort

8.0

Overall

7.9

Entertainment

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,054 reviews
Southwest
7.9
Good
4,250 reviews

Boarding

8.1

Crew

8.6

Comfort

8.0

Overall

7.9

Entertainment

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

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?

    Alaska Airlines, Delta, and United Airlines can get you from Boise to Kentucky in just under 5h 51m. Your travel time can differ by up to 3h 11m. 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?

    $153 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on United Airlines and Delta, with prices starting from $171 and $199, 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 - Louisville Intl and Boise Air Term. Gowen Fld - Cincinnati Cinci./N. Kentucky.

  • 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, October is the cheapest month in which you can book a flight from Boise to Kentucky (average of $219). Flying from Boise to Kentucky in December is currently the most expensive (average of $454). 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 Boise to Kentucky

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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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$234Average$418FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$363Average$467FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$377Average$467FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$378Average$566FlexibilityNo cancel feeOn-time69%

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