Cheap flights from Kentucky to Arizona from $76

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kentucky to Arizona departing on 8/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Kentucky to Arizona

Cheap round-trip flights

Enter your travel dates to find the best prices.
Allegiant Air Logo
3:01 pm - 4:11 pm
TYS
-
PHX
4h 10mnonstop
Allegiant Air Logo
4:51 pm - 11:27 pm
PHX
-
TYS
3h 36mnonstop
$144Allegiant Air
Thu, Aug 13 - Sun, Aug 16
Multiple Airlines Logo
7:00 am - 8:07 am
CVG
-
LAS
4h 07mnonstop
Multiple Airlines Logo
12:49 pm - 7:48 pm
LAS
-
CVG
3h 59mnonstop
$145Multiple Airlines
Sun, Jul 5 - Thu, Jul 9
Southwest Logo
7:45 am - 8:40 am
SDF
-
PHX
3h 55mnonstop
Southwest Logo
6:10 am - 3:50 pm
PHX
-
SDF
6h 40m
1 stop
$237Southwest
Sun, May 24 - Wed, May 27
United Airlines Logo
7:52 pm - 11:37 pm
SDF
-
PHX
6h 45m
1 stop
United Airlines Logo
11:50 pm - 9:26 am
PHX
-
SDF
6h 36m
1 stop
$267United Airlines
Fri, May 29 - Sun, May 31
Southwest Logo
2:40 pm - 7:50 pm
SDF
-
PHX
8h 10m
2 stops
Southwest Logo
1:15 pm - 12:25 am
PHX
-
SDF
8h 10m
1 stop
$272Southwest
Thu, May 28 - Thu, Jun 4
Delta Logo
7:05 am - 12:12 pm
SDF
-
PHX
8h 07m
1 stop
Delta Logo
10:57 pm - 9:55 am
PHX
-
SDF
7h 58m
1 stop
$297Delta
Tue, Jun 9 - Sat, Jun 13
Delta Logo
2:22 pm - 7:54 pm
SDF
-
LAS
8h 32m
1 stop
Delta Logo
6:19 am - 5:15 pm
LAS
-
SDF
7h 56m
1 stop
$318Delta
Fri, Jul 10 - Fri, Jul 17
United Airlines Logo
5:50 pm - 9:59 pm
SDF
-
LAS
7h 09m
1 stop
United Airlines Logo
12:59 am - 11:54 am
LAS
-
SDF
7h 55m
1 stop
$322United Airlines
Sun, Jul 26 - Tue, Jul 28
American Airlines Logo
7:15 am - 9:10 am
BNA
-
PHX
3h 55mnonstop
American Airlines Logo
8:30 am - 2:02 pm
PHX
-
BNA
3h 32mnonstop
$333American Airlines
Wed, Jul 1 - Tue, Jul 7
American Airlines Logo
8:07 pm - 11:33 pm
LEX
-
PHX
6h 26m
1 stop
American Airlines Logo
12:50 am - 10:44 am
PHX
-
LEX
6h 54m
1 stop
$343American Airlines
Sat, Jun 13 - Sat, Jun 13

Allegiant Air flights from Kentucky to Arizona

Our best Allegiant Air deals on Kentucky to Arizona flight tickets
Allegiant Air
May 24
LEX9:56 pmLexington Blue Grass
4h 20m
LAS11:16 pmLas Vegas Harry Reid Intl
May 28
LAS2:20 pmLas Vegas Harry Reid Intl
3h 46m
LEX9:06 pmLexington Blue Grass
$137
Allegiant Air
May 24
LEX9:56 pmLexington Blue Grass
4h 20m
LAS11:16 pmLas Vegas Harry Reid Intl
May 28
LAS2:20 pmLas Vegas Harry Reid Intl
3h 46m
LEX9:06 pmLexington Blue Grass
$143
Allegiant Air
Aug 13
TYS3:01 pmKnoxville McGhee Tyson
4h 10m
PHX4:11 pmPhoenix Sky Harbor Intl
Aug 16
PHX4:51 pmPhoenix Sky Harbor Intl
3h 36m
TYS11:27 pmKnoxville McGhee Tyson
$144

Frontier flights from Kentucky to Arizona

Our best Frontier deals on Kentucky to Arizona flight tickets
Frontier
Jul 7
CVG9:00 pmCincinnati Cinci./N. Kentucky
4h 14m
LAS10:14 pmLas Vegas Harry Reid Intl
Jul 10
LAS12:49 pmLas Vegas Harry Reid Intl
3h 59m
CVG7:48 pmCincinnati Cinci./N. Kentucky
$148
Frontier
Jul 30
CVG12:27 pmCincinnati Cinci./N. Kentucky
11h 09m
1 stop
LAS8:36 pmLas Vegas Harry Reid Intl
Aug 3
LAS12:49 pmLas Vegas Harry Reid Intl
3h 59m
CVG7:48 pmCincinnati Cinci./N. Kentucky
$156
Frontier
May 24
CVG8:40 pmCincinnati Cinci./N. Kentucky
4h 16m
LAS9:56 pmLas Vegas Harry Reid Intl
May 28
LAS12:36 pmLas Vegas Harry Reid Intl
3h 59m
CVG7:35 pmCincinnati Cinci./N. Kentucky
$157

momondo Fare Finder

 
Customize your flight search to find flights from Kentucky to Arizona 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, momondo users made 832,500 searches. Data last updated May 15, 2026.
Use the filters below to find and compare flights from Kentucky to Arizona that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KnoxvillePhoenix

TYS - PHX

TYSPHX

Knoxville McGhee Tyson

Thu 8/13

3:01 pm-4:11 pm

Nonstop4h 10m

Phoenix Sky Harbor Intl

Sun 8/16

4:51 pm-11:27 pm

Nonstop3h 36m

$144

CincinnatiLas Vegas

CVG - LAS

CVGLAS

Cincinnati Cinci./N. Kentucky

Sun 7/5

7:00 am-8:07 am

Nonstop4h 07m

Las Vegas Harry Reid Intl

Thu 7/9

12:49 pm-7:48 pm

Nonstop3h 59m

$145

LouisvillePhoenix

SDF - PHX

SDFPHX

Louisville Intl

Sun 5/24

7:45 am-8:40 am

Nonstop3h 55m

Phoenix Sky Harbor Intl

Wed 5/27

6:10 am-3:50 pm

1 stop6h 40m

$237

LouisvillePhoenix

SDF - PHX

SDFPHX

Louisville Intl

Fri 5/29

7:52 pm-11:37 pm

1 stop6h 45m

Phoenix Sky Harbor Intl

Sun 5/31

11:50 pm-9:26 am

1 stop6h 36m

$267

LouisvillePhoenix

SDF - PHX

SDFPHX

Louisville Intl

Thu 5/28

2:40 pm-7:50 pm

2 stops8h 10m

Phoenix Sky Harbor Intl

Thu 6/4

1:15 pm-12:25 am

1 stop8h 10m

$272

LouisvillePhoenix

SDF - PHX

SDFPHX

Louisville Intl

Tue 6/9

7:05 am-12:12 pm

1 stop8h 07m

Phoenix Sky Harbor Intl

Sat 6/13

10:57 pm-9:55 am

1 stop7h 58m

$297

LouisvilleLas Vegas

SDF - LAS

SDFLAS

Louisville Intl

Fri 7/10

2:22 pm-7:54 pm

1 stop8h 32m

Las Vegas Harry Reid Intl

Fri 7/17

6:19 am-5:15 pm

1 stop7h 56m

$318

LouisvilleLas Vegas

SDF - LAS

SDFLAS

Louisville Intl

Sun 7/26

5:50 pm-9:59 pm

1 stop7h 09m

Las Vegas Harry Reid Intl

Tue 7/28

12:59 am-11:54 am

1 stop7h 55m

$322
Quickest round-trip

NashvillePhoenix

BNA - PHX

BNAPHX

Nashville Intl

Wed 7/1

7:15 am-9:10 am

Nonstop3h 55m

Phoenix Sky Harbor Intl

Tue 7/7

8:30 am-2:02 pm

Nonstop3h 32m

$333

LexingtonPhoenix

LEX - PHX

LEXPHX

Lexington Blue Grass

Sat 6/13

8:07 pm-11:33 pm

1 stop6h 26m

Phoenix Sky Harbor Intl

Sat 6/13

12:50 am-10:44 am

1 stop6h 54m

$343

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Arizona from

How to get the cheapest flight ticket from Kentucky to Arizona

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Arizona?

The month of December is, on average, the cheapest month to fly to Arizona from Kentucky, with most prices found around $53. If you aren’t able to travel to Arizona during the month of December, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $98.

What is the cheapest day to depart on your flight to Arizona?

On average, the least expensive day to fly to Arizona from Kentucky is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $435. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Arizona is Sunday, with ticket prices averaging around $532.

What is the cheapest time of day to depart on your flight to Arizona?

Our most recent data shows that the best time of day to fly to Arizona is in the afternoon. Flights from Kentucky to Arizona during this time can be as low as $417. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $649 on average. Flights to Arizona from Kentucky in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Kentucky to Arizona flight route?

Fly from Louisville Intl to Phoenix Sky Harbor Intl for the best Kentucky - Arizona flight prices

How far in advance should I book a flight from Kentucky to Arizona?

You are more likely to see cheaper flights to Arizona from Kentucky when booking weeks ahead of your departure date. In general, you can expect to find flights to Arizona for around $444 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Arizona from Kentucky for as low as $377 on momondo.

Can stopping save me money on Kentucky to Arizona flights?

You could potentially save up to 6% on your flight if you consider stops on a Kentucky to Arizona flight.

Cheap Kentucky to Arizona flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kentucky to Arizona

Best Price Found

$203

Fastest flight time

3h 35m

Direct flights

Every day

Airports in Arizona

66 airports
The best one-way flight to Arizona from Kentucky in the past 72 hours is $203. The best round-trip flight deal from Kentucky to Arizona found on momondo in the last 72 hours is $431.
The fastest flight from Kentucky to Arizona takes 3h 35m
Direct flights go from Kentucky to Arizona every day.
There are 66 airports in Arizona. From Kentucky there are direct flights to Phoenix Sky Harbor Intl (PHX), Las Vegas Harry Reid Intl (LAS).

Frequently asked questions about flying from Kentucky to Arizona

  • When did momondo last update prices for flights from Kentucky to Arizona?

    Prices for flights from Kentucky to Arizona refresh daily.

  • How many operators does momondo search for flights from Kentucky to Arizona?

  • How old do you have to be to fly from Kentucky to Arizona?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Kentucky to Arizona.

  • What documentation or ID do you need to fly to Arizona?

    The required travel and health documents for your Arizona trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Arizona. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Kentucky to Arizona?

Best airlines flying from Kentucky to Arizona

Compare and see reviews for airlines that fly from Kentucky to Arizona with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $53Free CancellationRating
5.6
2,951 reviews
Search Frontier flights
DeltaPriceFrom $205Free CancellationRating
7.9
8,453 reviews
Search Delta flights
American AirlinesPriceFrom $218Free CancellationRating
7.1
11,662 reviews
Search American Airlines flights
United AirlinesPriceFrom $235Free CancellationRating
7.4
9,717 reviews
Search United Airlines flights
SouthwestPriceFrom $252Free CancellationRating
8.0
4,299 reviews
Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Kentucky to Arizona?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Kentucky to Arizona for you.

Can I find flights from Kentucky to Arizona with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Kentucky to Arizona flights to just show those with flexible booking policies.

How can momondo help me find flights from Kentucky to Arizona?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Kentucky to Arizona.

I’m not ready to book a flight from Kentucky to Arizona right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Arizona, momondo offers a useful price alert feature which will track prices for flights to Arizona from Kentucky and alert you when they change.

An easier way to manage your Arizona trip

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1 adult
Sun 6/14
Sun 6/21

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