HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Sky Harbor Intl

$103+ Cheap flights from Louisville (SDF) to Sky Harbor Intl (PHX)

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 6/20. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — PHX
may. 4 — may. 111
dom. 5/4
dom. 5/11
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Louisville to Sky Harbor Intl with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Louisville Intl to Phoenix Sky Harbor Intl are usually found in August or May, booked 21 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

Cheap flight deals from Louisville to Sky Harbor Intl

Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) to Sky Harbor Intl (PHX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated abril 29, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$281
(Cheapflightsfares)

One-way from

$103
(FlightHub)

Popular in

March

Cheapest in

August

Average price

$490

Good round-trip deal

$416 or less

Good one-way deal

$238 or less
Provider with most accurate pricing for Louisville Intl-Phoenix Sky Harbor Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Louisville Intl-Phoenix Sky Harbor Intl flights.
Search Deals
From Louisville Intl to Phoenix Sky Harbor Intl
Search Deals
One-way flight from Louisville Intl to Phoenix Sky Harbor Intl
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($46 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals
Price to beat on a round-trip flight from Louisville Intl to Phoenix Sky Harbor Intl.
Search Deals
Price to beat on a one-way flight from Louisville Intl to Phoenix Sky Harbor Intl.
Search Deals

Find flight deals from Louisville to Sky Harbor Intl

Cheapest flights from Louisville to Sky Harbor Intl
Explore the most affordable flight options available from Louisville to Sky Harbor Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 29, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 4/28. 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.
lun. 6/2311:04 amSDF - PHX
1 stop12h 01mSpirit Airlines
dom. 6/299:35 pmPHX - SDF
1 stop9h 22mSpirit Airlines
Deal found 4/28$281
This Sun Country Air deal was found by Cheapflights users on 4/28. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 6/2710:04 amSDF - PHX
1 stop15h 40mSun Country Air
dom. 6/294:26 pmPHX - SDF
1 stop15h 01mSun Country Air
Deal found 4/28$285
This Mytrip deal was found by Cheapflights users on 4/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 6/912:28 pmSDF - PHX
1 stop23h 42mMultiple Airlines
jue. 6/1212:54 pmPHX - SDF
2 stops20h 56mMultiple Airlines
Deal found 4/28$288
This Delta deal was found by Cheapflights users on 4/28. 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.
mar. 7/87:44 pmSDF - PHX
1 stop6h 23mDelta
lun. 7/1412:45 amPHX - SDF
1 stop8h 16mDelta
Deal found 4/28$363
This Southwest deal was found by Cheapflights users on 4/28. 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.
sáb. 5/317:15 amSDF - PHX
Nonstop4h 00mSouthwest
mié. 6/45:30 amPHX - SDF
1 stop7h 55mSouthwest
Deal found 4/28$386
This American Airlines deal was found by Cheapflights users on 4/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/188:58 amSDF - PHX
1 stop8h 38mAmerican Airlines
lun. 9/2912:25 amPHX - SDF
1 stop5h 59mAmerican Airlines
Deal found 4/27$391
This United Airlines deal was found by Cheapflights users on 4/28. 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.
mié. 6/117:00 amSDF - PHX
2 stops8h 18mUnited Airlines
sáb. 6/1412:32 pmPHX - SDF
1 stop6h 42mUnited Airlines
Deal found 4/28$428
This Alaska Airlines deal was found by Cheapflights users on 4/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 5/285:45 amSDF - PHX
2 stops12h 02mAlaska Airlines
mar. 6/108:49 pmPHX - SDF
2 stops17h 45mAlaska Airlines
Deal found 4/28$613
This KAYAK deal was found by Cheapflights users on 4/28. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 6/279:37 amSDF - PHX
3 stops30h 44mBreeze Airways
dom. 6/299:23 amPHX - SDF
2 stops31h 32mBreeze Airways
Deal found 4/28$961

Cheapflights Fare Finder

Customize your flight search to find flights from Louisville to Sky Harbor Intl 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 abril 29, 2025.
Use the filters below to find and compare flights from Louisville to Phoenix Sky Harbor Intl Airport that are best for you.

Fly from

Louisville

Fly to

Sky Harbor Intl

Route

Depart

Return

Price

LouisvillePhoenix

SDF - PHX

SDFPHX

Louisville Intl

lun. 6/23

11:04 am-8:05 pm

1 stop12h 01m

Phoenix Sky Harbor Intl

dom. 6/29

9:35 pm-9:57 am

1 stop9h 22m

$281

LouisvillePhoenix

SDF - PHX

SDFPHX

Louisville Intl

vie. 6/27

10:04 am-10:44 pm

1 stop15h 40m

Phoenix Sky Harbor Intl

dom. 6/29

4:26 pm-10:27 am

1 stop15h 01m

$285

LouisvillePhoenix

SDF - PHX

SDFPHX

Louisville Intl

lun. 6/9

12:28 pm-9:10 am

1 stop23h 42m

Phoenix Sky Harbor Intl

jue. 6/12

12:54 pm-12:50 pm

2 stops20h 56m

$288

LouisvillePhoenix

SDF - PHX

SDFPHX

Louisville Intl

mar. 7/8

7:44 pm-11:07 pm

1 stop6h 23m

Phoenix Sky Harbor Intl

lun. 7/14

12:45 am-12:01 pm

1 stop8h 16m

$363

LouisvillePhoenix

SDF - PHX

SDFPHX

Louisville Intl

jue. 9/18

8:58 am-2:36 pm

1 stop8h 38m

Phoenix Sky Harbor Intl

lun. 9/29

12:25 am-9:24 am

1 stop5h 59m

$391

LouisvillePhoenix

SDF - PHX

SDFPHX

Louisville Intl

sáb. 5/31

3:45 pm-9:40 pm

2 stops8h 55m

Phoenix Sky Harbor Intl

mié. 6/4

6:20 am-4:25 pm

1 stop7h 05m

$401

LouisvillePhoenix

SDF - PHX

SDFPHX

Louisville Intl

mié. 6/11

7:00 am-12:18 pm

2 stops8h 18m

Phoenix Sky Harbor Intl

sáb. 6/14

12:32 pm-10:14 pm

1 stop6h 42m

$428

LouisvillePhoenix

SDF - PHX

SDFPHX

Louisville Intl

mié. 5/28

5:45 am-2:47 pm

2 stops12h 02m

Phoenix Sky Harbor Intl

mar. 6/10

8:49 pm-5:34 pm

2 stops17h 45m

$613

LouisvillePhoenix

SDF - PHX

SDFPHX

Louisville Intl

vie. 6/27

9:37 am-1:21 pm

3 stops30h 44m

Phoenix Sky Harbor Intl

dom. 6/29

9:23 am-7:55 pm

2 stops31h 32m

$961

LouisvillePhoenix

SDF - PHX

SDFPHX

Louisville Intl

vie. 6/20

11:04 am-8:05 pm

1 stop12h 01m

$103

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 17 results
1
2

Compare providers for flights from Louisville to Sky Harbor Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Louisville to Sky Harbor Intl in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy2 starsTrust Score*3 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Louisville-Phoenix Sky Harbor Intl Airport flights, users find the pricing of CheapOair to be most consistent on Cheapflights vs. CheapOair Users can find the same prices on Louisville-Phoenix Sky Harbor Intl Airport flight deals on Cheapflights vs. CheapOair >95% of the time. Price accuracy is based on data collected from Louisville-Phoenix Sky Harbor Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Louisville-Phoenix Sky Harbor Intl Airport flights, Cheapflights users trust CheapOair the most. CheapOair has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Louisville-Phoenix Sky Harbor Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Louisville to Sky Harbor Intl

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

How far ahead should I book a flight from Louisville to Phoenix Sky Harbor Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Louisville to Sky Harbor Intl. Price data was last updated on April 25, 2025.

To ensure you get the cheapest price possible for a flight from Louisville to Phoenix Sky Harbor Intl Airport, you should look to book at least 21 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, January is the cheapest month in which you can book a flight from Louisville to Phoenix Sky Harbor Intl Airport (average of $258). Flying from Louisville to Phoenix Sky Harbor Intl Airport in March is currently the most expensive (average of $337). 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 SDF to PHX?

Find hourly flight availability from Louisville to Sky Harbor Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated abril 29, 2025.

It’s optimal to fly from Louisville to Phoenix Sky Harbor Intl Airport in the afternoon. By choosing this option you can save up to 7% on the cost of your flight, compared to a flight in the evening.

What is the cheapest day to fly from Louisville to Phoenix Sky Harbor Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Louisville to Sky Harbor Intl. Price data was last updated on March 30, 2025.

Travelers seeking maximum savings on their Louisville to Phoenix Sky Harbor Intl Airport flight should consider departing on Tuesday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Louisville to Phoenix Sky Harbor Intl Airport

Explore weekly flight availability from Louisville to Sky Harbor Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated abril 29, 2025.

The most flights from SDF to PHX are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

Rainfall in Sky Harbor Intl by month

Plan your trip to Sky Harbor Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Phoenix Sky Harbor Intl Airport ranges from 0.0 - 1.1 inches per month. July is typically the wettest month, when rainfall can reach 1.1 in. June is typically the driest time to visit Phoenix Sky Harbor Intl Airport when rainfall is around 0.0 in.

Temperature in Sky Harbor Intl by month

Plan your trip to Sky Harbor Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Phoenix Sky Harbor Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 95.0 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 55.4 F).

Reviews of airlines servicing Sky Harbor Intl

Get insights into the airlines that provide service to Sky Harbor Intl. 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 Sky Harbor Intl. Reviews last updated abril 29, 2025.
Peruse reviews from past customers who have flown with Breeze Airways, Alaska Airlines and Southwest from Louisville to Phoenix to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Breeze Airways
8.1
Very good
160 reviews

Boarding

8.3

Comfort

8.2

Crew

8.8

Entertainment

6.6

Food

6.7

Overall

8.1

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Breeze Airways
8.1
Very good
160 reviews
Breeze Airways
8.1
Very good
160 reviews

Boarding

8.3

Comfort

8.2

Crew

8.8

Entertainment

6.6

Food

6.7

Overall

8.1

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Alaska Airlines
8.0
Very good
9,949 reviews
Breeze Airways
8.1
Very good
160 reviews

Boarding

8.3

Comfort

8.2

Crew

8.8

Entertainment

6.6

Food

6.7

Overall

8.1

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Southwest
8.0
Very good
4,292 reviews
Breeze Airways
8.1
Very good
160 reviews

Boarding

8.3

Comfort

8.2

Crew

8.8

Entertainment

6.6

Food

6.7

Overall

8.1

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Delta
8.0
Very good
7,929 reviews
Breeze Airways
8.1
Very good
160 reviews

Boarding

8.3

Comfort

8.2

Crew

8.8

Entertainment

6.6

Food

6.7

Overall

8.1

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
United Airlines
7.4
Good
8,696 reviews
Breeze Airways
8.1
Very good
160 reviews

Boarding

8.3

Comfort

8.2

Crew

8.8

Entertainment

6.6

Food

6.7

Overall

8.1

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!

Related info for your journey

Find useful and relevant information for your journey from Louisville to Sky Harbor Intl. 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 Louisville to Phoenix Sky Harbor Intl?

    For a flight from Louisville to Phoenix Sky Harbor Intl, you will be flying from Louisville Intl. Louisville Intl (SDF) is just 5.3 mi from the center of the city. Louisville Intl is the only Louisville airport and it handles 1 outbound flight to Phoenix Sky Harbor Intl per day. 5 airlines have flights to Phoenix Sky Harbor Intl from Louisville Intl on a regular basis.

  • What are the cheapest airlines flying from Louisville to Phoenix Sky Harbor Intl Airport round-trip?

    According to our current data, Spirit Airlines ($281), Sun Country Air ($285), and Delta ($363) offers the cheapest pricing from Louisville to Phoenix Sky Harbor Intl Airport. Spirit Airlines is 40% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Louisville to Phoenix Sky Harbor Intl Airport one-way?

    $103 is the cheapest one-way deal found within the past few days, from Spirit Airlines. You may also be able to find cheap deals on Sun Country Air and Southwest, with prices starting from $130 and $177, respectively.

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

    The cheapest flight price from Louisville to Phoenix Sky Harbor Intl Airport is $173. On average you can expect to pay $378. The most popular route, (Louisville Intl - Phoenix Sky Harbor Intl), can usually be booked for $270.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Louisville to Phoenix Sky Harbor Intl Airport (average of $258). Flying from Louisville to Phoenix Sky Harbor Intl Airport in March is currently the most expensive (average of $337). 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

Traveling to a place near Louisville?

Book flights to Louisville if you plan to visit one of these locations
Chandler
Peoria
Buckeye
Glendale
Globe
Goodyear
Payson
Camp Verde
Surprise
Avondale
Paradise Valley
Guadalupe
Litchfield Park
Fountain Hills

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 5 airlines flying from Louisville to Sky Harbor Intl

Discover the top 5 airlines that operate flights from Louisville to Sky Harbor Intl. 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 abril 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$166Average$229FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$188Average$439FlexibilityNo cancel feeOn-time71%
DeltaCheapest$368Average$512FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$409Average$512FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$422Average$514FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.