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$76+ Cheap flights from Kentucky to Phoenix

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 8/20. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — PHX
Aug 8 — Aug 151
Sat 8/8
Sat 8/15
1 adult, Economy
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Cheap flight deals from Kentucky to Phoenix

Cheapest flights from Kentucky to Phoenix
Explore the most affordable flight options available from Kentucky to Phoenix. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 9, 2026.

This Cheapflightsfares deal was found by Cheapflights users on 7/8. 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 9/32:34 pm
TYS
-
PHX
Nonstop3h 58m
Allegiant Air
Thu 9/104:22 pm
PHX
-
TYS
Nonstop3h 31m
Allegiant Air
Deal found 7/8$131
This CheapOair deal was found by Cheapflights users on 7/5. 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 8/202:39 pm
TYS
-
PHX
Nonstop3h 47m
Allegiant Air
Sun 8/234:16 pm
PHX
-
TYS
Nonstop3h 36m
Allegiant Air
Deal found 7/5$137
This CheapOair deal was found by Cheapflights users on 7/8. 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.
Sun 8/232:39 pm
TYS
-
PHX
Nonstop3h 47m
Allegiant Air
Thu 8/274:16 pm
PHX
-
TYS
Nonstop3h 36m
Allegiant Air
Deal found 7/8$138
This CheapOair deal was found by Cheapflights users on 7/5. 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 8/133:01 pm
TYS
-
PHX
Nonstop4h 10m
Allegiant Air
Thu 8/274:16 pm
PHX
-
TYS
Nonstop3h 36m
Allegiant Air
Deal found 7/5$146
This Cheapflightsfares deal was found by Cheapflights users on 7/8. 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 9/102:34 pm
TYS
-
PHX
Nonstop3h 58m
Allegiant Air
Sun 9/134:22 pm
PHX
-
TYS
Nonstop3h 31m
Allegiant Air
Deal found 7/8$169
This Cheapflightsfares deal was found by Cheapflights users on 7/7. 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.
Sun 10/46:00 am
TYS
-
PHX
Nonstop4h 01m
Allegiant Air
Mon 10/129:11 am
PHX
-
TYS
Nonstop3h 27m
Allegiant Air
Deal found 7/7$182
This Cheapflightsfares deal was found by Cheapflights users on 7/7. 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 10/26:30 am
TYS
-
PHX
Nonstop4h 01m
Allegiant Air
Mon 10/129:11 am
PHX
-
TYS
Nonstop3h 27m
Allegiant Air
Deal found 7/7$189
This Kiwi.com deal was found by Cheapflights users on 7/8. 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.
Thu 9/32:34 pm
TYS
-
PHX
Nonstop3h 58m
Multiple Airlines
Thu 9/103:40 pm
PHX
-
TYS
2 stops18h 47m
Multiple Airlines
Deal found 7/8$190
This Kiwi.com deal was found by Cheapflights users on 7/8. 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.
Sun 8/232:39 pm
TYS
-
PHX
Nonstop3h 47m
Multiple Airlines
Thu 8/278:35 am
PHX
-
TYS
2 stops26h 26m
Multiple Airlines
Deal found 7/8$199
This Delta deal was found by Cheapflights users on 7/8. 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 10/318:20 am
SDF
-
PHX
1 stop6h 48m
Delta
Mon 11/211:57 am
PHX
-
SDF
1 stop6h 54m
Delta
Deal found 7/8$237
This Delta deal was found by Cheapflights users on 7/8. 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.
Fri 10/307:05 pm
SDF
-
PHX
1 stop7h 16m
Delta
Mon 11/210:36 am
PHX
-
SDF
1 stop6h 25m
Delta
Deal found 7/8$242
This United Airlines deal was found by Cheapflights users on 7/7. 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.
Fri 8/287:25 am
SDF
-
PHX
1 stop5h 57m
United Airlines
Mon 8/3111:32 am
PHX
-
SDF
2 stops9h 27m
United Airlines
Deal found 7/7$247

Find flight deals from Kentucky to Phoenix

Keep the following information in mind while searching for Kentucky to Phoenix flight deals. Data was last updated July 9, 2026.

Round-trip from

$131
(Cheapflightsfares)

One-way from

$76
(iWofly)

Popular in

September

Cheapest in

June

Average price

$450
From Kentucky to Phoenix
Search Deals
One-way flight from Kentucky to Phoenix
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($6 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kentucky to Phoenix 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 July 9, 2026.
Use the filters below to find and compare flights from Kentucky to Phoenix that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LouisvillePhoenix

SDF - PHX

SDFPHX

Louisville Intl

Sat 9/12

3:50 pm-8:05 pm

1 stop7h 15m

Phoenix Sky Harbor Intl

Mon 9/14

4:40 pm-11:05 pm

Nonstop3h 25m

$256

KnoxvillePhoenix

TYS - PHX

TYSPHX

Knoxville McGhee Tyson

Wed 8/5

6:35 am-12:37 pm

1 stop9h 02m

Phoenix Sky Harbor Intl

Wed 8/12

1:18 pm-11:54 pm

1 stop7h 36m

$257

LouisvillePhoenix

SDF - PHX

SDFPHX

Louisville Intl

Thu 7/30

9:00 am-3:19 pm

1 stop9h 19m

Phoenix Sky Harbor Intl

Wed 8/5

2:48 pm-11:59 pm

1 stop6h 11m

$267

LouisvillePhoenix

SDF - PHX

SDFPHX

Louisville Intl

Fri 9/18

4:10 pm-9:30 pm

1 stop8h 20m

Phoenix Sky Harbor Intl

Thu 9/24

4:40 pm-11:05 pm

Nonstop3h 25m

$286

LouisvillePhoenix

SDF - PHX

SDFPHX

Louisville Intl

Sat 9/12

12:34 pm-3:58 pm

1 stop6h 24m

Phoenix Sky Harbor Intl

Wed 9/16

11:05 pm-9:52 am

1 stop7h 47m

$288

LouisvillePhoenix

SDF - PHX

SDFPHX

Louisville Intl

Fri 8/14

6:00 am-9:06 am

1 stop6h 06m

Phoenix Sky Harbor Intl

Thu 9/3

1:18 pm-12:34 am

1 stop8h 16m

$297

LouisvillePhoenix

SDF - PHX

SDFPHX

Louisville Intl

Tue 10/20

7:05 pm-11:21 pm

1 stop7h 16m

Phoenix Sky Harbor Intl

Tue 10/27

7:15 am-4:51 pm

1 stop6h 36m

$297

LouisvillePhoenix

SDF - PHX

SDFPHX

Louisville Intl

Fri 9/18

5:55 pm-10:42 pm

1 stop7h 47m

Phoenix Sky Harbor Intl

Thu 9/24

11:05 pm-9:52 am

1 stop7h 47m

$297

CincinnatiPhoenix

CVG - PHX

CVGPHX

Cincinnati Cinci./N. Kentucky

Thu 8/6

5:25 pm-10:20 pm

1 stop7h 55m

Phoenix Sky Harbor Intl

Wed 8/12

6:40 am-2:55 pm

1 stop5h 15m

$309
Quickest round-trip

CincinnatiPhoenix

CVG - AZA

CVGAZA

Cincinnati Cinci./N. Kentucky

Thu 7/16

8:00 am-8:46 am

Nonstop3h 46m

Phoenix-Mesa Gateway

Sun 7/19

9:36 am-4:11 pm

Nonstop3h 35m

$317

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/6

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Kentucky to Phoenix

Have a flexible travel schedule? Discover the best time to fly to Phoenix 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 Phoenix

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

Currently, December is the cheapest month in which you can book a flight from Kentucky to Phoenix (average of $53). Flying from Kentucky to Phoenix in April is currently the most expensive (average of $236). 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 KY to PHX?

Find hourly flight availability from Kentucky to Phoenix. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 9, 2026.

One of the essential ways to save on airfare from Kentucky to Phoenix is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the afternoon could potentially save you up to 35% on airfare.

How much does it cost to fly round-trip from Kentucky to Phoenix?

How far ahead should I book a flight from Kentucky to Phoenix?

The price you pay for your flight from Kentucky to Phoenix may vary depending on when you book. For the best chance of a lower fare, look to book 86 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Related info for your journey

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

    Airlines like Southwest, Delta, and United Airlines fly from Kentucky to Phoenix in about 7h 15m. The time it takes to get you to your destination can typically vary by up to 2h 04m. The distance from Kentucky to Phoenix is about 1501 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Kentucky to Phoenix one-way?

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as $91. However, be on the lookout for offers from American Airlines and Delta, as they are both options that can get you from Kentucky to Phoenix for a low price.

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

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

  • What are the cheapest flights from Kentucky to Phoenix?

    The cheapest flight price from Kentucky to Phoenix is $170. On average you can expect to pay $354. The most popular route, (Cincinnati Cinci./N. Kentucky - Phoenix Sky Harbor Intl), can usually be booked for $220.

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

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

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

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

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

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

    Currently, December is the cheapest month in which you can book a flight from Kentucky to Phoenix (average of $53). Flying from Kentucky to Phoenix in April is currently the most expensive (average of $236). 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 Kentucky to Phoenix

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Kentucky to Phoenix

Discover the top 5 airlines that operate flights from Kentucky to Phoenix. 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 July 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$53Average$220FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$218Average$427FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$235Average$446FlexibilityNo cancel feeOn-time69%
DeltaCheapest$256Average$400FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$303Average$475FlexibilityNo cancel feeOn-time63%

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