$99+ Cheap flights from Sky Harbor Intl (PHX) to Louisville (SDF)
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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — SDF
May 28 — Jun 41
Round-trip
1 adult, Economy
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Find cheap flights from Sky Harbor Intl to Louisville 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
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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 Phoenix Sky Harbor Intl to Louisville Intl are usually found in November or August, booked 79 days in advance, depart on a Saturday or Friday and return on a Wednesday
Cheap flight deals from Sky Harbor Intl to Louisville
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Best
Last-minute
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Cheapest flights from Sky Harbor Intl to LouisvilleExplore the most affordable flight options available from Sky Harbor Intl to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 28, 2026.
Explore the most affordable flight options available from Sky Harbor Intl to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 28, 2026.
This Southwest deal was found by Cheapflights users on 4/23. 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 8/3112:35 am
PHX
- SDF
1 stop7h 40m
Southwest
Tue 9/812:10 pm
SDF
- PHX
1 stop6h 55m
Southwest
Deal found 4/23![Southwest logo]()
$223
This Southwest deal was found by Cheapflights users on 4/23. 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.
Thu 6/41:15 pm
PHX
- SDF
1 stop8h 10m
Southwest
Mon 6/88:05 pm
SDF
- PHX
1 stop6h 30m
Southwest
Deal found 4/23![Southwest logo]()
$235
This American Airlines deal was found by Cheapflights users on 4/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/912:29 pm
PHX
- SDF
1 stop6h 12m
American Airlines
Wed 5/138:36 am
SDF
- PHX
1 stop6h 44m
American Airlines
Deal found 4/23![American Airlines logo]()
$247
This Delta deal was found by Cheapflights users on 4/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/1412:59 am
PHX
- SDF
1 stop8h 00m
Delta
Tue 5/1912:42 pm
SDF
- PHX
1 stop5h 57m
Delta
Deal found 4/24![Delta logo]()
$254
This American Airlines deal was found by Cheapflights users on 4/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/910:22 am
PHX
- SDF
1 stop8h 06m
American Airlines
Mon 5/117:01 pm
SDF
- PHX
1 stop7h 03m
American Airlines
Deal found 4/23![American Airlines logo]()
$266
This Delta deal was found by Cheapflights users on 4/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1011:58 am
PHX
- SDF
1 stop8h 56m
Delta
Sat 6/1310:35 am
SDF
- PHX
1 stop6h 20m
Delta
Deal found 4/23![Delta logo]()
$267
This Delta deal was found by Cheapflights users on 4/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/2212:59 am
PHX
- SDF
1 stop8h 00m
Delta
Sat 5/304:28 pm
SDF
- PHX
1 stop6h 42m
Delta
Deal found 4/23![Delta logo]()
$278
This Southwest deal was found by Cheapflights users on 4/23. 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.
Sun 5/244:25 pm
PHX
- SDF
1 stop5h 05m
Southwest
Wed 5/273:30 pm
SDF
- PHX
1 stop8h 10m
Southwest
Deal found 4/23![Southwest logo]()
$279
This American Airlines deal was found by Cheapflights users on 4/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2712:21 pm
PHX
- SDF
1 stop8h 00m
American Airlines
Sat 5/307:39 pm
SDF
- PHX
1 stop7h 35m
American Airlines
Deal found 4/23![American Airlines logo]()
$296
Best flights from Sky Harbor Intl to LouisvilleDiscover carefully curated flight deals from Sky Harbor Intl to Louisville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 28, 2026.
Discover carefully curated flight deals from Sky Harbor Intl to Louisville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 28, 2026.
This Delta deal was found by Cheapflights users on 4/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/106:50 am
PHX
- SDF
1 stop7h 29m
Delta
Sat 6/1312:38 pm
SDF
- PHX
1 stop6h 08m
Delta
Deal found 4/26![Delta logo]()
$297
This United Airlines deal was found by Cheapflights users on 4/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/246:00 am
PHX
- SDF
1 stop5h 23m
United Airlines
Sat 10/319:32 am
SDF
- PHX
1 stop8h 49m
United Airlines
Deal found 4/25![United Airlines logo]()
$297
This Southwest deal was found by Cheapflights users on 4/24. 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.
Wed 6/38:10 am
PHX
- SDF
1 stop6h 00m
Southwest
Wed 6/1010:55 am
SDF
- PHX
Nonstop3h 40m
Southwest
Deal found 4/24![Southwest logo]()
$337
This Southwest deal was found by Cheapflights users on 4/23. 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 7/2011:55 pm
PHX
- SDF
1 stop7h 10m
Southwest
Thu 7/236:05 pm
SDF
- PHX
2 stops7h 35m
Southwest
Deal found 4/23![Southwest logo]()
$343
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/1411:55 pm
PHX
- SDF
1 stop7h 40m
Southwest
Sat 5/165:35 am
SDF
- PHX
2 stops15h 40m
Southwest
Deal found 4/27![Southwest logo]()
$349
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/185:45 am
PHX
- SDF
1 stop6h 20m
Delta
Sun 7/264:47 pm
SDF
- PHX
1 stop8h 52m
Delta
Deal found 4/27![Delta logo]()
$408
This United Airlines deal was found by Cheapflights users on 4/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2710:06 am
PHX
- SDF
2 stops9h 08m
United Airlines
Sat 5/305:46 pm
SDF
- PHX
1 stop7h 29m
United Airlines
Deal found 4/23![United Airlines logo]()
$431
This Southwest deal was found by Cheapflights users on 4/26. 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.
Sun 5/247:10 am
PHX
- SDF
2 stops8h 05m
Southwest
Wed 5/276:20 am
SDF
- PHX
2 stops11h 55m
Southwest
Deal found 4/26![Southwest logo]()
$382
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/32:55 pm
PHX
- SDF
1 stop6h 10m
United Airlines
Wed 10/73:25 pm
SDF
- PHX
1 stop8h 19m
United Airlines
Deal found 4/27![United Airlines logo]()
$438
This United Airlines deal was found by Cheapflights users on 4/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/96:00 am
PHX
- SDF
2 stops9h 36m
United Airlines
Mon 5/119:10 am
SDF
- PHX
1 stop9h 04m
United Airlines
Deal found 4/23![United Airlines logo]()
$462
This Southwest deal was found by Cheapflights users on 4/23. 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.
Fri 6/197:15 pm
PHX
- SDF
1 stop11h 45m
Southwest
Tue 6/2310:55 am
SDF
- PHX
Nonstop3h 40m
Southwest
Deal found 4/23![Southwest logo]()
$432
This Southwest deal was found by Cheapflights users on 4/26. 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 9/912:35 am
PHX
- SDF
1 stop6h 50m
Southwest
Sun 9/1311:35 am
SDF
- PHX
Nonstop3h 45m
Southwest
Deal found 4/26![Southwest logo]()
$459
Last-minute flights from Sky Harbor Intl to LouisvilleDiscover last-minute flight deals from Sky Harbor Intl to Louisville. Data last updated April 28, 2026 and is based on user searches.
Discover last-minute flight deals from Sky Harbor Intl to Louisville. Data last updated April 28, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 4/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/912:29 pm
PHX
- SDF
1 stop6h 12m
American Airlines
Wed 5/138:36 am
SDF
- PHX
1 stop6h 44m
American Airlines
Deal found 4/23![American Airlines logo]()
$247
This American Airlines deal was found by Cheapflights users on 4/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/910:22 am
PHX
- SDF
1 stop8h 06m
American Airlines
Mon 5/117:01 pm
SDF
- PHX
1 stop7h 03m
American Airlines
Deal found 4/23![American Airlines logo]()
$266
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/127:40 am
PHX
- SDF
1 stop7h 55m
Southwest
Wed 5/138:55 am
SDF
- PHX
2 stops7h 15m
Southwest
Deal found 4/27![Southwest logo]()
$323
This Delta deal was found by Cheapflights users on 4/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/1412:59 am
PHX
- SDF
1 stop8h 00m
Delta
Tue 5/1912:42 pm
SDF
- PHX
1 stop5h 57m
Delta
Deal found 4/24![Delta logo]()
$254
This Southwest deal was found by Cheapflights users on 4/24. 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.
Wed 5/207:45 am
PHX
- SDF
1 stop7h 15m
Southwest
Mon 6/13:40 pm
SDF
- PHX
1 stop6h 50m
Southwest
Deal found 4/24![Southwest logo]()
$318
This Delta deal was found by Cheapflights users on 4/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/2212:59 am
PHX
- SDF
1 stop8h 00m
Delta
Sat 5/304:28 pm
SDF
- PHX
1 stop6h 42m
Delta
Deal found 4/23![Delta logo]()
$278
This Southwest deal was found by Cheapflights users on 4/23. 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.
Sat 5/235:30 am
PHX
- SDF
2 stops7h 45m
Southwest
Wed 5/273:30 pm
SDF
- PHX
1 stop8h 10m
Southwest
Deal found 4/23![Southwest logo]()
$324
This Southwest deal was found by Cheapflights users on 4/23. 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.
Sun 5/244:25 pm
PHX
- SDF
1 stop5h 05m
Southwest
Wed 5/273:30 pm
SDF
- PHX
1 stop8h 10m
Southwest
Deal found 4/23![Southwest logo]()
$279
This American Airlines deal was found by Cheapflights users on 4/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2712:21 pm
PHX
- SDF
1 stop8h 00m
American Airlines
Sat 5/307:39 pm
SDF
- PHX
1 stop7h 35m
American Airlines
Deal found 4/23![American Airlines logo]()
$296
One-way flights from Sky Harbor Intl to LouisvilleSearch for one-way flight options from Sky Harbor Intl to Louisville. Find affordable one-way fares based on user searches. Data last updated April 28, 2026.
Search for one-way flight options from Sky Harbor Intl to Louisville. Find affordable one-way fares based on user searches. Data last updated April 28, 2026.
This American Airlines deal was found by Cheapflights users on 4/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/152:09 pm
PHX
- SDF
1 stop6h 58m
American Airlines
Deal found 4/24![American Airlines logo]()
$99
This American Airlines deal was found by Cheapflights users on 4/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/1012:38 am
PHX
- SDF
1 stop6h 37m
American Airlines
Deal found 4/23![American Airlines logo]()
$118
This Delta deal was found by Cheapflights users on 4/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1812:59 am
PHX
- SDF
1 stop8h 00m
Delta
Deal found 4/23![Delta logo]()
$119
This Kiwi.com deal was found by Cheapflights users on 4/25. 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 5/2511:30 pm
PHX
- SDF
2 stops33h 04m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$131
This Kiwi.com deal was found by Cheapflights users on 4/24. 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.
Thu 5/2811:30 pm
PHX
- SDF
2 stops30h 06m
Multiple Airlines
Deal found 4/24![Multiple Airlines logo]()
$144
This Southwest deal was found by Cheapflights users on 4/23. 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 6/2211:55 pm
PHX
- SDF
1 stop7h 10m
Southwest
Deal found 4/23![Southwest logo]()
$149
This American Airlines deal was found by Cheapflights users on 4/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/197:23 am
PHX
- SDF
2 stops11h 18m
American Airlines
Deal found 4/23![American Airlines logo]()
$154
This Kiwi.com deal was found by Cheapflights users on 4/23. 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.
Tue 5/199:15 am
PHX
- SDF
3 stops23h 19m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$155
This Kiwi.com deal was found by Cheapflights users on 4/23. 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.
Fri 5/2211:30 pm
PHX
- SDF
2 stops30h 58m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$157
This Delta deal was found by Cheapflights users on 4/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/2212:59 am
PHX
- SDF
1 stop8h 00m
Delta
Deal found 4/23![Delta logo]()
$160
This Kiwi.com deal was found by Cheapflights users on 4/23. 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 5/116:51 pm
PHX
- SDF
2 stops34h 45m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$168
This Kiwi.com deal was found by Cheapflights users on 4/25. 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 6/85:15 am
PHX
- SDF
2 stops48h 21m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$169
Find flight deals from Sky Harbor Intl to Louisville
Discover tips and strategies to find the most affordable flight options for your journey from Sky Harbor Intl (PHX) to Louisville (SDF). 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 April 28, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $223 (Southwest) |
One-way from | $99 (American Airlines) |
Popular in | July |
Cheapest in | November |
Average price | $423 |
Good round-trip deal | $420 or less |
Good one-way deal | $246 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Sky Harbor Intl to Louisville 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 April 28, 2026.
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Louisville that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PhoenixLouisville
PHX - SDF
PHXSDF
Phoenix Sky Harbor Intl
Wed 6/10
6:50 am-5:19 pm
1 stop7h 29m
Louisville Intl
Sat 6/13
12:38 pm-3:46 pm
1 stop6h 08m
$297
PhoenixLouisville
PHX - SDF
PHXSDF
Phoenix Sky Harbor Intl
Sat 10/24
6:00 am-2:23 pm
1 stop5h 23m
Louisville Intl
Sat 10/31
9:32 am-3:21 pm
1 stop8h 49m
$297
Quickest round-trip
PhoenixLouisville
PHX - SDF
PHXSDF
Phoenix Sky Harbor Intl
Wed 6/3
8:10 am-5:10 pm
1 stop6h 00m
Louisville Intl
Wed 6/10
10:55 am-11:35 am
Nonstop3h 40m
$337
PhoenixLouisville
PHX - SDF
PHXSDF
Phoenix Sky Harbor Intl
Mon 7/20
11:55 pm-10:05 am
1 stop7h 10m
Louisville Intl
Thu 7/23
6:05 pm-10:40 pm
2 stops7h 35m
$343
PhoenixLouisville
PHX - SDF
PHXSDF
Phoenix Sky Harbor Intl
Thu 5/14
11:55 pm-10:35 am
1 stop7h 40m
Louisville Intl
Sat 5/16
5:35 am-6:15 pm
2 stops15h 40m
$349
PhoenixLouisville
PHX - SDF
PHXSDF
Phoenix Sky Harbor Intl
Sun 5/24
7:10 am-6:15 pm
2 stops8h 05m
Louisville Intl
Wed 5/27
6:20 am-3:15 pm
2 stops11h 55m
$382
PhoenixLouisville
PHX - SDF
PHXSDF
Phoenix Sky Harbor Intl
Sat 7/18
5:45 am-3:05 pm
1 stop6h 20m
Louisville Intl
Sun 7/26
4:47 pm-10:39 pm
1 stop8h 52m
$408
PhoenixLouisville
PHX - SDF
PHXSDF
Phoenix Sky Harbor Intl
Wed 5/27
10:06 am-10:14 pm
2 stops9h 08m
Louisville Intl
Sat 5/30
5:46 pm-10:15 pm
1 stop7h 29m
$431
PhoenixLouisville
PHX - SDF
PHXSDF
Phoenix Sky Harbor Intl
Fri 6/19
7:15 pm-10:00 am
1 stop11h 45m
Louisville Intl
Tue 6/23
10:55 am-11:35 am
Nonstop3h 40m
$432
PhoenixLouisville
PHX - SDF
PHXSDF
Phoenix Sky Harbor Intl
Sat 10/3
2:55 pm-12:05 am
1 stop6h 10m
Louisville Intl
Wed 10/7
3:25 pm-8:44 pm
1 stop8h 19m
$438
Showing 1-10 of 23 resultsSorted by cheapest first
Compare providers for flights from Sky Harbor Intl to Louisville
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 Sky Harbor Intl to Louisville in April.
| 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 | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Phoenix Sky Harbor Intl Airport-Louisville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Phoenix Sky Harbor Intl Airport-Louisville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Phoenix Sky Harbor Intl Airport-Louisville flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Phoenix Sky Harbor Intl Airport-Louisville 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 Phoenix Sky Harbor Intl Airport-Louisville 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 Sky Harbor Intl to Louisville
Have a flexible travel schedule? Discover the best time to fly to Louisville from Sky Harbor Intl with our price prediction graph.
PHX-SDF
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 Phoenix Sky Harbor Intl Airport to Louisville
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How far ahead should I book a flight from Phoenix Sky Harbor Intl Airport to Louisville?
To ensure you get the cheapest price possible for a flight from Phoenix Sky Harbor Intl Airport to Louisville, you should look to book at least 78 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 Phoenix Sky Harbor Intl Airport to Louisville?
Currently, November is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Louisville (average of $337). Flying from Phoenix Sky Harbor Intl Airport to Louisville in July is currently the most expensive (average of $512). 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 PHX to SDF?
Find hourly flight availability from Sky Harbor Intl to Louisville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 28, 2026.
It’s typically best to fly out from Phoenix Sky Harbor Intl Airport to Louisville in the evening. Doing so could potentially save you 20% on the flight price compared to flying in the morning, which is usually more expensive.
What’s the top layover airport for flights from Phoenix Sky Harbor Intl Airport to Louisville?
Share of 1-stop round-trip flights from Phoenix Sky Harbor Intl Airport to Louisville chosen by Cheapflights users in the past 12 months, using the same layover each way.
Atlanta (ATL) – chosen by Cheapflights users on 67% of 1-stop itineraries from Phoenix Sky Harbor Intl Airport to Louisville on Cheapflights.
What’s the cheapest layover airport for flights from Phoenix Sky Harbor Intl Airport to Louisville?
Average round-trip fare for 1-stop flights from Phoenix Sky Harbor Intl Airport to Louisville, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Las Vegas (LAS) is the most affordable 1-stop option, with an average round-trip price of $226.
What’s the fastest layover option from Phoenix Sky Harbor Intl Airport to Louisville?
Shortest average travel time for 1-stop one-way flights from Phoenix Sky Harbor Intl Airport to Louisville, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Las Vegas (LAS) have the shortest average one-way travel time for 1-stop routes: 5h 55m.
Which airport typically offers the quickest layover for flights from Phoenix Sky Harbor Intl Airport to Louisville?
Average layover duration for 1-stop one-way flights from Phoenix Sky Harbor Intl Airport to Louisville, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Las Vegas (LAS) offer the fastest connection on this route, with an average layover time of 1h 03m.
Reviews of airlines servicing Louisville
Get insights into the airlines that provide service to Louisville. 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 Louisville. Reviews last updated April 28, 2026.
Read through reviews of airlines operating flights from Phoenix Sky Harbor Intl Airport to Louisville, such as Southwest,Delta, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Entertainment
7.5
Overall
8.0
Comfort
8.0
Food
7.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Entertainment
7.5
Overall
8.0
Comfort
8.0
Food
7.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Entertainment
7.5
Overall
8.0
Comfort
8.0
Food
7.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Entertainment
7.5
Overall
8.0
Comfort
8.0
Food
7.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Entertainment
7.5
Overall
8.0
Comfort
8.0
Food
7.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Related info for your journey
Find useful and relevant information for your journey from Sky Harbor Intl to Louisville. 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 Louisville?
Book flights to Louisville if you plan to visit one of these locationsShepherdsville
Elizabethtown
Corydon
Jeffersonville
Bardstown
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Top 4 airlines flying from Sky Harbor Intl to Louisville
Discover the top 4 airlines that operate flights from Sky Harbor Intl to Louisville. 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 April 28, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$182 | Average$419 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$256 | Average$395 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$256 | Average$449 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$276 | Average$511 | FlexibilityNo cancel fee | On-time63% |