$150+ Cheap flights from Louisville (SDF) to Sky Harbor Intl (PHX)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/13. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — PHX
Nov 25 — Dec 21
Round-trip
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 June or August, booked 84 days in advance, depart on a Wednesday or Thursday and return on a Tuesday
Cheap flight deals from Louisville to Sky Harbor Intl
Cheapest
Best
Last-minute
One-way
Cheapest flights from Louisville to Sky Harbor IntlExplore 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 October 26, 2026.
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 October 26, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/22. 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.
Mon 12/78:47 am -
1 stop10h 39m
Thu 12/1011:55 am -
1 stop29h 24m
Deal found 10/22![Multiple Airlines logo]()
$247
This Kiwi.com deal was found by Cheapflights users on 10/23. 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.
Mon 12/78:47 am -
1 stop10h 39m
Sat 12/1211:36 am -
2 stops45h 23m
Deal found 10/23![Multiple Airlines logo]()
$291
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 12/118:47 am -
1 stop10h 39m
Wed 12/169:29 pm -
2 stops35h 30m
Deal found 10/25![Multiple Airlines logo]()
$294
This Kiwi.com deal was found by Cheapflights users on 10/23. 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.
Mon 12/78:47 am -
1 stop10h 39m
Fri 12/117:20 am -
2 stops31h 12m
Deal found 10/23![Multiple Airlines logo]()
$295
This Kiwi.com deal was found by Cheapflights users on 10/24. 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.
Mon 11/2311:39 am -
2 stops25h 46m
Sun 12/1311:55 am -
1 stop29h 24m
Deal found 10/24![Multiple Airlines logo]()
$306
This Kiwi.com deal was found by Cheapflights users on 10/25. 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.
Mon 12/148:47 am -
1 stop10h 39m
Thu 12/1711:49 am -
2 stops21h 10m
Deal found 10/25![Multiple Airlines logo]()
$310
This Kiwi.com deal was found by Cheapflights users on 10/21. 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 12/48:47 am -
1 stop10h 32m
Sun 12/66:49 am -
2 stops26h 59m
Deal found 10/21![Multiple Airlines logo]()
$322
This Kiwi.com deal was found by Cheapflights users on 10/23. 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 12/69:09 pm -
2 stops21h 40m
Thu 12/1011:55 am -
1 stop29h 24m
Deal found 10/23![Multiple Airlines logo]()
$326
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 12/118:47 am -
1 stop10h 39m
Thu 12/1711:49 am -
2 stops21h 10m
Deal found 10/25![Multiple Airlines logo]()
$331
This Southwest deal was found by Cheapflights users on 10/26. 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 12/212:10 pm -
1 stop8h 35m
Mon 12/71:35 pm -
Nonstop3h 20m
Deal found 10/26![Southwest logo]()
$333
This Kiwi.com deal was found by Cheapflights users on 10/22. 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 11/89:09 pm -
2 stops28h 46m
Thu 11/122:45 pm -
1 stop26h 34m
Deal found 10/22![Multiple Airlines logo]()
$334
Best flights from Louisville to Sky Harbor IntlDiscover carefully curated flight deals from Louisville to Sky Harbor Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 26, 2026.
Discover carefully curated flight deals from Louisville to Sky Harbor Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 26, 2026.
This Southwest deal was found by Cheapflights users on 10/21. 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.
Sat 2/135:45 pm -
Nonstop4h 05m
Sat 2/206:20 am -
1 stop5h 35m
Deal found 10/21![Southwest logo]()
$367
This United Airlines deal was found by Cheapflights users on 10/22. 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.
Mon 2/2210:15 am -
2 stops13h 08m
Thu 2/254:00 pm -
1 stop5h 55m
Deal found 10/22![United Airlines logo]()
$470
This Southwest deal was found by Cheapflights users on 10/22. 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 12/238:35 pm -
1 stop7h 20m
Thu 12/241:35 pm -
Nonstop3h 20m
Deal found 10/22![Southwest logo]()
$367
This Southwest deal was found by Cheapflights users on 10/22. 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.
Thu 1/217:05 am -
2 stops7h 30m
Sun 1/2411:40 pm -
1 stop11h 15m
Deal found 10/22![Southwest logo]()
$391
This United Airlines deal was found by Cheapflights users on 10/21. 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.
Thu 11/1210:27 am -
2 stops12h 58m
Wed 11/1810:55 am -
2 stops9h 35m
Deal found 10/21![United Airlines logo]()
$475
This Southwest deal was found by Cheapflights users on 10/23. 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.
Mon 12/710:15 am -
Nonstop4h 00m
Fri 12/116:25 pm -
Nonstop3h 20m
Deal found 10/23![Southwest logo]()
$393
This Southwest deal was found by Cheapflights users on 10/25. 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 1/138:30 am -
1 stop8h 10m
Tue 1/1911:55 am -
Nonstop3h 20m
Deal found 10/25![Southwest logo]()
$402
This Southwest deal was found by Cheapflights users on 10/23. 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.
Mon 11/235:05 am -
Nonstop4h 00m
Mon 11/301:45 pm -
1 stop8h 25m
Deal found 10/23![Southwest logo]()
$412
This Southwest deal was found by Cheapflights users on 10/24. 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.
Thu 12/310:15 am -
Nonstop4h 00m
Sun 12/66:25 pm -
Nonstop3h 20m
Deal found 10/24![Southwest logo]()
$465
This Southwest deal was found by Cheapflights users on 10/25. 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 2/101:10 pm -
Nonstop4h 00m
Sat 2/131:25 am -
1 stop7h 25m
Deal found 10/25![Southwest logo]()
$470
This Southwest deal was found by Cheapflights users on 10/24. 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 12/298:35 pm -
1 stop7h 20m
Tue 1/510:10 am -
2 stops8h 25m
Deal found 10/24![Southwest logo]()
$485
Last-minute flights from Louisville to Sky Harbor IntlDiscover last-minute flight deals from Louisville to Sky Harbor Intl. Data last updated October 26, 2026 and is based on user searches.
Discover last-minute flight deals from Louisville to Sky Harbor Intl. Data last updated October 26, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 10/24. 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.
Mon 11/28:47 am -
1 stop9h 54m
Wed 11/49:59 pm -
2 stops35h 00m
Deal found 10/24![Multiple Airlines logo]()
$527
This American Airlines deal was found by Cheapflights users on 10/22. 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.
Mon 11/26:31 pm -
1 stop7h 19m
Fri 11/61:12 pm -
1 stop6h 25m
Deal found 10/22![American Airlines logo]()
$545
This American Airlines deal was found by Cheapflights users on 10/21. 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.
Tue 11/36:16 pm -
1 stop7h 34m
Sat 11/73:40 pm -
1 stop5h 54m
Deal found 10/21![American Airlines logo]()
$423
This Kiwi.com deal was found by Cheapflights users on 10/22. 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.
Wed 11/44:06 pm -
2 stops10h 36m
Thu 11/122:45 pm -
1 stop26h 34m
Deal found 10/22![Multiple Airlines logo]()
$462
This American Airlines deal was found by Cheapflights users on 10/21. 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.
Wed 11/46:01 am -
1 stop9h 07m
Sat 11/712:20 am -
1 stop7h 18m
Deal found 10/21![American Airlines logo]()
$474
This American Airlines deal was found by Cheapflights users on 10/21. 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.
Thu 11/56:54 pm -
1 stop7h 31m
Mon 11/93:40 pm -
1 stop5h 54m
Deal found 10/21![American Airlines logo]()
$455
This Kiwi.com deal was found by Cheapflights users on 10/22. 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 11/59:09 pm -
2 stops21h 08m
Thu 11/122:45 pm -
1 stop26h 34m
Deal found 10/22![Multiple Airlines logo]()
$457
This Southwest deal was found by Cheapflights users on 10/21. 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.
Thu 11/54:05 pm -
1 stop7h 15m
Mon 11/97:05 pm -
2 stops13h 25m
Deal found 10/21![Southwest logo]()
$518
This American Airlines deal was found by Cheapflights users on 10/22. 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.
Thu 11/56:10 pm -
1 stop7h 10m
Sat 11/712:20 am -
1 stop7h 18m
Deal found 10/22![American Airlines logo]()
$525
One-way flights from Louisville to Sky Harbor IntlSearch for one-way flight options from Louisville to Sky Harbor Intl. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.
Search for one-way flight options from Louisville to Sky Harbor Intl. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/24. 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 11/138:47 am -
1 stop9h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Multiple Airlines logo]()
$150
This Kiwi.com deal was found by Cheapflights users on 10/24. 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.
Mon 11/2311:39 am -
2 stops33h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Multiple Airlines logo]()
$151
This Kiwi.com deal was found by Cheapflights users on 10/24. 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.
Mon 11/168:47 am -
1 stop9h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Multiple Airlines logo]()
$164
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 12/109:09 pm -
2 stops39h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Multiple Airlines logo]()
$170
This Southwest deal was found by Cheapflights users on 10/25. 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.
Thu 12/107:35 pm -
1 stop6h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Southwest logo]()
$172
This American Airlines deal was found by Cheapflights users on 10/22. 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.
Sat 11/216:21 pm -
1 stop8h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![American Airlines logo]()
$173
This Kiwi.com deal was found by Cheapflights users on 10/22. 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 11/89:09 pm -
3 stops42h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Multiple Airlines logo]()
$178
Find 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 October 26, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $247 (Kiwi.com) |
One-way from | $150 (Kiwi.com) |
Popular in | December |
Cheapest in | June |
Average price | $446 |
Good round-trip deal | $406 or less |
Good one-way deal | $208 or less |
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 7,457,451 searches. Data last updated October 26, 2026.
Use the filters below to find and compare flights from Louisville to Phoenix Sky Harbor Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
LouisvillePhoenix
SDF Louisville Intl - PHX Phoenix Sky Harbor Intl
SDFPHX
Louisville Intl
Thu 12/10
7:35 pm-11:40 pm
1 stop6h 05m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$172
LouisvillePhoenix
SDF Louisville Intl - PHX Phoenix Sky Harbor Intl
SDFPHX
Louisville Intl
Thu 11/26
7:00 am-3:20 pm
2 stops10h 20m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$178
Quickest round-trip
LouisvillePhoenix
SDF Louisville Intl - PHX Phoenix Sky Harbor Intl
SDFPHX
Louisville Intl
Mon 11/23
5:05 am-7:05 am
Nonstop4h 00m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$195
LouisvillePhoenix
SDF Louisville Intl - PHX Phoenix Sky Harbor Intl
SDFPHX
Louisville Intl
Sun 12/20
10:40 am-12:40 pm
Nonstop4h 00m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$198
LouisvillePhoenix
SDF Louisville Intl - PHX Phoenix Sky Harbor Intl
SDFPHX
Louisville Intl
Mon 11/16
10:15 am-12:15 pm
Nonstop4h 00m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$199
LouisvillePhoenix
SDF Louisville Intl - PHX Phoenix Sky Harbor Intl
SDFPHX
Louisville Intl
Wed 11/25
5:59 pm-11:26 pm
1 stop7h 27m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$204
LouisvillePhoenix
SDF Louisville Intl - PHX Phoenix Sky Harbor Intl
SDFPHX
Louisville Intl
Fri 11/20
9:17 pm-8:18 am
2 stops37h 01m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$211
LouisvillePhoenix
SDF Louisville Intl - PHX Phoenix Sky Harbor Intl
SDFPHX
Louisville Intl
Sun 12/20
8:00 am-3:55 pm
2 stops9h 55m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$222
LouisvillePhoenix
SDF Louisville Intl - PHX Phoenix Sky Harbor Intl
SDFPHX
Louisville Intl
Sat 11/21
2:15 pm-10:53 pm
2 stops10h 38m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$238
LouisvillePhoenix
SDF Louisville Intl - PHX Phoenix Sky Harbor Intl
SDFPHX
Louisville Intl
Fri 12/18
6:35 am-2:20 pm
2 stops9h 45m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$262
Showing 1-10 of 21 resultsSorted by cheapest first
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 October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Louisville-Phoenix Sky Harbor Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Louisville-Phoenix Sky Harbor Intl Airport flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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.
SDF-PHX
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
Prices
More
How far ahead should I book a flight from Louisville to Phoenix Sky Harbor Intl Airport?
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 83 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, June is the cheapest month in which you can book a flight from Louisville to Phoenix Sky Harbor Intl Airport (average of $377). Flying from Louisville to Phoenix Sky Harbor Intl Airport in December is currently the most expensive (average of $481). 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 October 26, 2026.
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 14% on the cost of your flight, compared to a flight at noon.
What’s the top layover airport for flights from Louisville to Phoenix Sky Harbor Intl Airport?
Share of 1-stop round-trip flights from Louisville to Phoenix Sky Harbor Intl Airport chosen by Cheapflights users in the past 12 months, using the same layover each way.
Chicago (ORD) – chosen by Cheapflights users on 33% of 1-stop itineraries from Louisville to Phoenix Sky Harbor Intl Airport on Cheapflights.
What’s the cheapest layover airport for flights from Louisville to Phoenix Sky Harbor Intl Airport?
Average round-trip fare for 1-stop flights from Louisville to Phoenix Sky Harbor Intl Airport, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Chicago (MDW) is the most affordable 1-stop option, with an average round-trip price of $296.
What’s the fastest layover option from Louisville to Phoenix Sky Harbor Intl Airport?
Shortest average travel time for 1-stop one-way flights from Louisville to Phoenix Sky Harbor Intl Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Chicago (MDW) have the shortest average one-way travel time for 1-stop routes: 5h 40m.
Which airport typically offers the quickest layover for flights from Louisville to Phoenix Sky Harbor Intl Airport?
Average layover duration for 1-stop one-way flights from Louisville to Phoenix Sky Harbor Intl Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Dallas (DFW) offer the fastest connection on this route, with an average layover time of 0h 53m.
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 October 26, 2026.
See what other customers who have flown with Southwest,Delta, andUnited Airlines from Louisville to Phoenix Sky Harbor Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Food
7.0
Crew
8.6
Boarding
8.1
Entertainment
7.4
Overall
7.9
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Comfort
8.0
Food
7.0
Crew
8.6
Boarding
8.1
Entertainment
7.4
Overall
7.9
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Comfort
8.0
Food
7.0
Crew
8.6
Boarding
8.1
Entertainment
7.4
Overall
7.9
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Comfort
8.0
Food
7.0
Crew
8.6
Boarding
8.1
Entertainment
7.4
Overall
7.9
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Comfort
8.0
Food
7.0
Crew
8.6
Boarding
8.1
Entertainment
7.4
Overall
7.9
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
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.
Traveling to a place near Phoenix Sky Harbor Intl Airport?
Book flights to Phoenix Sky Harbor Intl Airport if you plan to visit one of these locationsGlendale
Buckeye
Payson
Goodyear
Peoria
Surprise
Wickenburg
Paradise Valley
Casa Grande
Chandler
Camp Verde
Globe
Fountain Hills
Guadalupe
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.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Louisville
Popular flights
Sky Harbor Intl flight routes
Alternative routes for Louisville to Sky Harbor Intl
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Sky Harbor Intl by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Louisville to Sky Harbor Intl by cabin class
Find flights from Louisville to Sky Harbor Intl, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Louisville and Sky Harbor Intl flights
Browse other Louisville and Sky Harbor Intl flight options. Last updated on October 26, 2026.
Other flights from Louisville
Browse through other flights departing from Louisville. Flights are based on user searches made on Cheapflights and were last updated on October 26, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Sky Harbor Intl
Explore flights to Sky Harbor Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 26, 2026.
Top 4 airlines flying from Louisville to Sky Harbor Intl
Discover the top 4 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 7,457,451 searches. Data last updated October 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$236 | Average$389 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$236 | Average$403 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$271 | Average$353 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$308 | Average$487 | FlexibilityNo cancel fee | On-time63% |