$151+ 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 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — PHX
Oct 11 — Oct 181
Round-trip
1 adult, Economy
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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 November, booked 84 days in advance, depart on a Wednesday or Thursday and return on a Saturday
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 September 11, 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 September 11, 2026.
This American Airlines deal was found by Cheapflights users on 9/6. 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 9/265:59 pm -
1 stop9h 23m
Sun 9/2711:29 pm -
1 stop7h 14m
Deal found 9/6![American Airlines logo]()
$307
This Delta deal was found by Cheapflights users on 9/10. 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.
Mon 10/196:39 pm -
1 stop7h 42m
Mon 10/2611:32 pm -
1 stop7h 49m
Deal found 9/10![Delta logo]()
$327
This United Airlines deal was found by Cheapflights users on 9/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/79:17 am -
2 stops8h 11m
Fri 11/1312:20 pm -
1 stop6h 32m
Deal found 9/8![United Airlines logo]()
$332
This American Airlines deal was found by Cheapflights users on 9/6. 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 11/56:31 pm -
1 stop8h 01m
Fri 11/68:51 am -
1 stop6h 22m
Deal found 9/6![American Airlines logo]()
$343
This Delta deal was found by Cheapflights users on 9/11. 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.
Tue 9/296:00 am -
1 stop6h 03m
Mon 10/511:59 pm -
1 stop7h 22m
Deal found 9/11![Delta logo]()
$347
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Sat 9/261:50 pm -
1 stop6h 45m
Sat 10/36:30 am -
1 stop8h 10m
Deal found 9/9![United Airlines logo]()
$349
This United Airlines deal was found by Cheapflights users on 9/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/23:36 pm -
1 stop6h 56m
Mon 10/511:52 pm -
1 stop6h 42m
Deal found 9/8![United Airlines logo]()
$351
This United Airlines deal was found by Cheapflights users on 9/9. 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 10/265:10 am -
1 stop7h 07m
Mon 10/2610:59 pm -
1 stop11h 04m
Deal found 9/9![United Airlines logo]()
$352
This Delta deal was found by Cheapflights users on 9/9. 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.
Wed 9/236:30 am -
1 stop6h 55m
Wed 10/2812:50 am -
1 stop8h 07m
Deal found 9/9![Delta logo]()
$353
This American Airlines deal was found by Cheapflights users on 9/9. 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 10/157:27 pm -
1 stop6h 54m
Sun 10/1811:33 pm -
1 stop6h 59m
Deal found 9/9![American Airlines logo]()
$363
This Delta deal was found by Cheapflights users on 9/8. 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.
Wed 10/145:57 pm -
1 stop7h 24m
Sat 10/1710:25 pm -
1 stop8h 34m
Deal found 9/8![Delta logo]()
$372
This Delta deal was found by Cheapflights users on 9/8. 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.
Thu 12/316:10 am -
1 stop9h 21m
Sun 1/311:50 pm -
1 stop8h 05m
Deal found 9/8![Delta logo]()
$373
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 September 11, 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 September 11, 2026.
This Delta deal was found by Cheapflights users on 9/6. 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 11/275:59 pm -
1 stop7h 27m
Fri 12/41:39 pm -
1 stop8h 30m
Deal found 9/6![Delta logo]()
$327
This United Airlines deal was found by Cheapflights users on 9/7. 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 11/272:10 pm -
1 stop7h 06m
Sun 11/2911:59 pm -
1 stop7h 39m
Deal found 9/7![United Airlines logo]()
$327
This Southwest deal was found by Cheapflights users on 9/9. 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 10/266:35 am -
Nonstop3h 55m
Mon 10/2610:30 pm -
1 stop8h 30m
Deal found 9/9![Southwest logo]()
$407
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Sat 9/261:50 pm -
1 stop6h 45m
Sat 10/36:30 am -
1 stop8h 10m
Deal found 9/9![United Airlines logo]()
$349
This Southwest deal was found by Cheapflights users on 9/10. 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.
Fri 10/166:35 am -
Nonstop3h 55m
Wed 10/2112:40 pm -
1 stop7h 25m
Deal found 9/10![Southwest logo]()
$415
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Tue 12/110:45 am -
1 stop9h 17m
Tue 12/812:22 pm -
1 stop6h 40m
Deal found 9/9![United Airlines logo]()
$427
This United Airlines deal was found by Cheapflights users on 9/6. 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 -
1 stop8h 43m
Mon 11/1611:59 pm -
2 stops14h 58m
Deal found 9/6![United Airlines logo]()
$432
This United Airlines deal was found by Cheapflights users on 9/7. 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.
Wed 11/187:00 am -
2 stops13h 56m
Sat 11/216:20 am -
1 stop6h 02m
Deal found 9/7![United Airlines logo]()
$432
This United Airlines deal was found by Cheapflights users on 9/10. 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 11/197:00 am -
2 stops10h 32m
Sat 11/2111:30 pm -
2 stops12h 05m
Deal found 9/10![United Airlines logo]()
$437
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Sat 10/1010:13 am -
2 stops13h 36m
Wed 10/146:40 pm -
2 stops11h 54m
Deal found 9/9![United Airlines logo]()
$437
This United Airlines deal was found by Cheapflights users on 9/6. 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 11/510:27 am -
2 stops12h 58m
Fri 11/611:21 am -
2 stops9h 03m
Deal found 9/6![United Airlines logo]()
$437
Last-minute flights from Louisville to Sky Harbor IntlDiscover last-minute flight deals from Louisville to Sky Harbor Intl. Data last updated September 11, 2026 and is based on user searches.
Discover last-minute flight deals from Louisville to Sky Harbor Intl. Data last updated September 11, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/9. 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.
Wed 9/236:30 am -
1 stop6h 55m
Sat 10/3111:59 pm -
1 stop8h 22m
Deal found 9/9![Delta logo]()
$353
This American Airlines deal was found by Cheapflights users on 9/6. 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 9/265:59 pm -
1 stop9h 23m
Tue 9/2912:15 pm -
1 stop7h 18m
Deal found 9/6![American Airlines logo]()
$307
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Sat 9/266:16 pm -
1 stop7h 08m
Sat 10/319:55 am -
2 stops7h 57m
Deal found 9/9![United Airlines logo]()
$332
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Sat 9/261:50 pm -
1 stop6h 45m
Sat 10/36:30 am -
1 stop8h 10m
Deal found 9/9![United Airlines logo]()
$349
This Delta deal was found by Cheapflights users on 9/11. 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.
Tue 9/296:00 am -
1 stop6h 03m
Tue 10/63:17 pm -
1 stop5h 42m
Deal found 9/11![Delta logo]()
$347
This United Airlines deal was found by Cheapflights users on 9/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/23:36 pm -
1 stop6h 56m
Mon 10/511:52 pm -
1 stop6h 42m
Deal found 9/8![United Airlines logo]()
$351
This American Airlines deal was found by Cheapflights users on 9/6. 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 10/78:18 pm -
1 stop6h 41m
Sat 10/1012:36 am -
1 stop5h 56m
Deal found 9/6![American Airlines logo]()
$343
This Delta deal was found by Cheapflights users on 9/8. 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.
Wed 10/145:57 pm -
1 stop7h 24m
Sat 10/1710:25 pm -
1 stop8h 34m
Deal found 9/8![Delta logo]()
$372
This American Airlines deal was found by Cheapflights users on 9/9. 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 10/157:27 pm -
1 stop6h 54m
Sun 10/1811:33 pm -
1 stop6h 59m
Deal found 9/9![American Airlines logo]()
$363
This Delta deal was found by Cheapflights users on 9/10. 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.
Mon 10/196:39 pm -
1 stop7h 42m
Thu 10/2910:25 pm -
1 stop8h 34m
Deal found 9/10![Delta logo]()
$327
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 10/1911:39 am -
2 stops27h 38m
Thu 10/291:45 pm -
1 stop26h 34m
Deal found 9/10![Multiple Airlines logo]()
$374
This United Airlines deal was found by Cheapflights users on 9/9. 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 10/265:10 am -
1 stop7h 07m
Mon 10/2610:59 pm -
1 stop11h 04m
Deal found 9/9![United Airlines logo]()
$352
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 September 11, 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 September 11, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 10/511:39 am -
2 stops27h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Multiple Airlines logo]()
$151
This American Airlines deal was found by Cheapflights users on 9/6. 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 10/216:00 am -
1 stop9h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![American Airlines logo]()
$153
This American Airlines deal was found by Cheapflights users on 9/6. 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 9/292:47 pm -
1 stop8h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![American Airlines logo]()
$154
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Sun 11/85:10 am -
1 stop9h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![United Airlines logo]()
$164
This United Airlines deal was found by Cheapflights users on 9/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/79:17 am -
2 stops8h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![United Airlines logo]()
$169
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 11/98:47 am -
2 stops39h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Multiple Airlines logo]()
$170
This Delta deal was found by Cheapflights users on 9/11. 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.
Mon 12/75:59 pm -
1 stop7h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Delta logo]()
$174
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 11/68:47 am -
2 stops30h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Multiple Airlines logo]()
$183
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Sun 10/45:15 am -
1 stop6h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![United Airlines logo]()
$184
This Kiwi.com deal was found by Cheapflights users on 9/8. 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.
Fri 10/238:47 am -
2 stops33h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Multiple Airlines logo]()
$186
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
Sat 10/109:06 pm -
2 stops38h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Multiple Airlines logo]()
$187
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 September 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $307 (American Airlines) |
One-way from | $151 (Kiwi.com) |
Popular in | December |
Cheapest in | June |
Average price | $449 |
Good round-trip deal | $385 or less |
Good one-way deal | $324 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 September 11, 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
Sat 11/7
5:59 pm-10:45 pm
1 stop6h 46m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$164
LouisvillePhoenix
SDF Louisville Intl - PHX Phoenix Sky Harbor Intl
SDFPHX
Louisville Intl
Sun 11/8
5:57 pm-11:40 pm
1 stop7h 43m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$164
LouisvillePhoenix
SDF Louisville Intl - PHX Phoenix Sky Harbor Intl
SDFPHX
Louisville Intl
Fri 3/5
12:53 pm-6:36 pm
1 stop7h 43m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$164
LouisvillePhoenix
SDF Louisville Intl - PHX Phoenix Sky Harbor Intl
SDFPHX
Louisville Intl
Tue 12/8
7:00 am-12:04 pm
1 stop7h 04m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$164
LouisvillePhoenix
SDF Louisville Intl - PHX Phoenix Sky Harbor Intl
SDFPHX
Louisville Intl
Tue 10/6
6:00 am-9:09 am
1 stop6h 09m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$164
LouisvillePhoenix
SDF Louisville Intl - PHX Phoenix Sky Harbor Intl
SDFPHX
Louisville Intl
Sat 11/21
5:40 pm-11:25 pm
1 stop7h 45m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$164
LouisvillePhoenix
SDF Louisville Intl - PHX Phoenix Sky Harbor Intl
SDFPHX
Louisville Intl
Fri 12/11
3:18 pm-7:48 pm
1 stop6h 30m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$164
LouisvillePhoenix
SDF Louisville Intl - PHX Phoenix Sky Harbor Intl
SDFPHX
Louisville Intl
Wed 11/4
5:57 pm-10:45 pm
1 stop6h 48m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$164
Quickest round-trip
LouisvillePhoenix
SDF Louisville Intl - PHX Phoenix Sky Harbor Intl
SDFPHX
Louisville Intl
Sun 11/15
5:05 am-7:05 am
Nonstop4h 00m
Phoenix Sky Harbor Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$207
LouisvillePhoenix
SDF Louisville Intl - PHX Phoenix Sky Harbor Intl
SDFPHX
Louisville Intl
Fri 11/27
5:59 pm-11:26 pm
1 stop7h 27m
Phoenix Sky Harbor Intl
Fri 12/4
1:39 pm-12:09 am
1 stop8h 30m
$327
Showing 1-10 of 20 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 September.
| 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
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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 $492). 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 September 11, 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 33% on the cost of your flight, compared to a flight in the evening.
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 50% 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 Chicago (ORD) offer the fastest connection on this route, with an average layover time of 1h 17m.
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 September 11, 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.
Entertainment
7.5
Crew
8.6
Overall
8.0
Food
7.0
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Entertainment
7.5
Crew
8.6
Overall
8.0
Food
7.0
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Entertainment
7.5
Crew
8.6
Overall
8.0
Food
7.0
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Entertainment
7.5
Crew
8.6
Overall
8.0
Food
7.0
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Entertainment
7.5
Crew
8.6
Overall
8.0
Food
7.0
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
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
Surprise
Wickenburg
Paradise Valley
Peoria
Chandler
Casa Grande
Camp Verde
Globe
Fountain Hills
Guadalupe
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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 September 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$218 | Average$397 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$236 | Average$388 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$256 | Average$363 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$305 | Average$483 | FlexibilityNo cancel fee | On-time63% |