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$52+ Cheap flights from Sky Harbor Intl (PHX) 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 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — SDF
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from Sky Harbor Intl to Kentucky

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

Round-trip from

$170
(Frontier)

One-way from

$52
(Kiwi.com)

Popular in

February

Cheapest in

August

Average price

$513

Good round-trip deal

$468 or less
From Phoenix Sky Harbor Intl to Kentucky
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One-way flight from Phoenix Sky Harbor Intl to Kentucky
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Highest demand for flights based on searches. 4% potential increase in price ($25 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Phoenix Sky Harbor Intl to Kentucky.
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Find flight deals from Sky Harbor Intl to Kentucky

Cheapest flights from Sky Harbor Intl to Kentucky
Explore the most affordable flight options available from Sky Harbor Intl 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 9/15. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2810:05 amPHX - CVG
Nonstop3h 36mFrontier
Mon 9/291:14 pmCVG - PHX
1 stop9h 11mFrontier
Deal found 9/15$170
This Flightnetwork 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/181:10 pmPHX - CVG
1 stop25h 44mFrontier
Wed 10/228:00 amCVG - PHX
1 stop10h 04mFrontier
Deal found 9/16$173
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/256:00 amPHX - CVG
1 stop6h 43mFrontier
Sun 9/286:18 amCVG - PHX
1 stop6h 16mFrontier
Deal found 9/14$178
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 10/1011:24 pmPHX - CVG
1 stop11h 18mFrontier
Sun 10/126:23 pmCVG - PHX
1 stop6h 00mFrontier
Deal found 9/14$179
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1411:24 amPHX - CVG
Nonstop3h 35mFrontier
Sun 11/168:25 amCVG - PHX
Nonstop3h 59mFrontier
Deal found 9/14$180
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/44:56 pmPHX - TYS
Nonstop3h 26mAllegiant Air
Sun 12/72:01 pmTYS - PHX
Nonstop4h 05mAllegiant Air
Deal found 9/15$180
This Booking.com 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/266:00 amPHX - CVG
1 stop6h 19mFrontier
Mon 9/298:00 amCVG - PHX
1 stop14h 34mFrontier
Deal found 9/15$181
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.
Sat 10/1112:14 pmPHX - CVG
1 stop8h 45mFrontier
Sun 10/128:15 amCVG - PHX
Nonstop3h 59mFrontier
Deal found 9/14$185
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/65:06 pmPHX - CVG
2 stops41h 50mFrontier
Fri 10/108:15 amCVG - PHX
Nonstop3h 59mFrontier
Deal found 9/16$186
This Cheapflightsfares deal was found by Cheapflights users on 9/13. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2510:05 amPHX - CVG
Nonstop3h 36mFrontier
Mon 9/296:18 amCVG - PHX
1 stop6h 56mFrontier
Deal found 9/13$188
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.
Mon 12/811:59 pmPHX - CVG
1 stop11h 50mFrontier
Thu 12/116:00 amCVG - PHX
Nonstop4h 23mFrontier
Deal found 9/14$190
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/266:00 amPHX - CVG
1 stop6h 19mFrontier
Sun 9/286:18 amCVG - PHX
1 stop6h 16mFrontier
Deal found 9/14$192

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sky Harbor Intl 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 Phoenix Sky Harbor Intl Airport to Kentucky that are best for you.

Fly from

Sky Harbor Intl

Fly to

Kentucky

Route

Depart

Return

Price

PhoenixCincinnati

PHX - CVG

PHXCVG

Phoenix Sky Harbor Intl

Thu 9/25

6:00 am-3:43 pm

1 stop6h 43m

Cincinnati Cinci./N. Kentucky

Mon 9/29

6:18 am-10:14 am

1 stop6h 56m

$178

PhoenixLouisville

PHX - SDF

PHXSDF

Phoenix Sky Harbor Intl

Thu 2/5

1:57 pm-10:30 pm

1 stop6h 33m

Louisville Intl

Sun 2/8

8:29 am-2:16 pm

1 stop7h 47m

$183

PhoenixCincinnati

PHX - CVG

PHXCVG

Phoenix Sky Harbor Intl

Fri 10/31

7:25 am-1:39 am

2 stops15h 14m

Cincinnati Cinci./N. Kentucky

Mon 11/3

3:22 pm-7:33 pm

1 stop6h 11m

$193

PhoenixCincinnati

PHX - CVG

PHXCVG

Phoenix Sky Harbor Intl

Wed 9/24

8:00 am-10:41 pm

1 stop11h 41m

Cincinnati Cinci./N. Kentucky

Thu 9/25

4:48 pm-10:42 pm

1 stop8h 54m

$194

PhoenixCincinnati

PHX - CVG

PHXCVG

Phoenix Sky Harbor Intl

Sat 10/11

1:10 pm-5:54 pm

1 stop25h 44m

Cincinnati Cinci./N. Kentucky

Sun 10/12

9:10 pm-11:41 pm

1 stop29h 31m

$200

PhoenixCincinnati

PHX - CVG

PHXCVG

Phoenix Sky Harbor Intl

Thu 10/23

10:19 am-4:57 pm

Nonstop3h 38m

Cincinnati Cinci./N. Kentucky

Tue 10/28

6:05 am-12:15 pm

1 stop9h 10m

$203

PhoenixCincinnati

PHX - CVG

PHXCVG

Phoenix Sky Harbor Intl

Sat 9/20

8:00 am-10:41 pm

1 stop11h 41m

Cincinnati Cinci./N. Kentucky

Sun 9/28

6:18 am-9:34 am

1 stop6h 16m

$218

PhoenixNashville

PHX - BNA

PHXBNA

Phoenix Sky Harbor Intl

Sun 12/7

10:09 am-1:21 pm

1 stop26h 12m

Nashville Intl

Tue 1/6

10:07 pm-1:22 pm

1 stop16h 15m

$238

PhoenixNashville

PHX - BNA

PHXBNA

Phoenix Sky Harbor Intl

Sun 10/26

10:59 pm-9:44 am

1 stop8h 45m

Nashville Intl

Mon 10/27

2:55 pm-8:48 pm

1 stop7h 53m

$240

PhoenixNashville

PHX - BNA

PHXBNA

Phoenix Sky Harbor Intl

Sun 12/7

10:11 am-6:45 pm

1 stop7h 34m

Nashville Intl

Mon 1/5

10:07 pm-1:22 pm

1 stop16h 15m

$241

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 60 results
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Best time to book a flight from Sky Harbor Intl to Kentucky

Have a flexible travel schedule? Discover the best time to fly to Kentucky from Sky Harbor Intl 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 Phoenix Sky Harbor Intl Airport to Kentucky

What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to Kentucky?

Currently, January is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Kentucky (average of $299). Flying from Phoenix Sky Harbor Intl Airport 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 PHX to KY?

Find hourly flight availability from Sky Harbor Intl 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.

When flying from Phoenix Sky Harbor Intl Airport to Kentucky, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 reviews from past customers who have flown Southwest, Delta, and United Airlines from Phoenix Sky Harbor Intl Airport to Kentucky. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Boarding

8.1

Food

7.0

Overall

8.0

Crew

8.6

Entertainment

7.5

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

Boarding

8.1

Food

7.0

Overall

8.0

Crew

8.6

Entertainment

7.5

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
7,957 reviews
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Boarding

8.1

Food

7.0

Overall

8.0

Crew

8.6

Entertainment

7.5

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
8,924 reviews
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Boarding

8.1

Food

7.0

Overall

8.0

Crew

8.6

Entertainment

7.5

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

Boarding

8.1

Food

7.0

Overall

8.0

Crew

8.6

Entertainment

7.5

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 Sky Harbor Intl to Kentucky. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Phoenix Sky Harbor Intl Airport to Kentucky?

    A quick flight from Phoenix Sky Harbor Intl Airport to Kentucky can take about 3h 10m. Frontier provides one of the quickest options available for as low as $255. There are 1443 mi between Phoenix Sky Harbor Intl Airport and Kentucky. 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 Phoenix Sky Harbor Intl Airport to Kentucky one-way?

    One-way options have recently been found by users for as low as $76 on Frontier. Other airlines that offer cheap prices include Allegiant Air from $86 and United Airlines from $92 one-way.

  • What are the most popular routes from Phoenix Sky Harbor Intl Airport to Kentucky?

    The most popular route from Phoenix Sky Harbor Intl Airport to Kentucky is Phoenix Sky Harbor Intl - Nashville Intl. You may also consider Phoenix Sky Harbor Intl - Cincinnati Cinci./N. Kentucky or Phoenix Sky Harbor Intl - Louisville Intl.

  • What are the cheapest flights from Phoenix Sky Harbor Intl Airport to Kentucky?

    Looking at all options, your cheapest flight can be booked for $413. While the most popular route (Phoenix Sky Harbor Intl - Nashville Intl) can be booked for $145 on average, our data indicates $720 when flying from Phoenix Sky Harbor Intl Airport to Kentucky.

  • Can I find deals for flights from Sky Harbor Intl to Kentucky that include hotel bookings?

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

  • How can I find direct flights from Sky Harbor Intl to Kentucky?

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

  • Can I find deals for business class flights from Sky Harbor Intl to Kentucky?

    Yes. Cheapflights offers flight deals from Sky Harbor Intl 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 Phoenix Sky Harbor Intl Airport to Kentucky?

    Currently, January is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Kentucky (average of $299). Flying from Phoenix Sky Harbor Intl Airport 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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Alternative routes for Sky Harbor Intl to Kentucky

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Sky Harbor Intl to Kentucky

Discover the top 4 airlines that operate flights from Sky Harbor Intl 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
United AirlinesCheapest$216Average$486FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$288Average$464FlexibilityNo cancel feeOn-time71%
DeltaCheapest$288Average$454FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$398Average$516FlexibilityNo cancel feeOn-time63%

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