$154+ Cheap flights from Sky Harbor Intl (PHX) to Louisville (SDF)
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.
PHX — SDF
Oct 11 — Oct 181
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
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 Phoenix Sky Harbor Intl to Louisville Intl are usually found in August or March, booked 48 days in advance, depart on a Saturday or Tuesday and return on a Wednesday
Cheap flight deals from Sky Harbor Intl to Louisville
Cheapest
Best
Last-minute
One-way
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 September 11, 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 September 11, 2026.
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/295:00 am -
1 stop7h 28m
Wed 9/306:03 pm -
1 stop9h 19m
Deal found 9/7![American Airlines logo]()
$307
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 10/2811:57 am -
1 stop6h 36m
Mon 11/25:57 pm -
1 stop6h 48m
Deal found 9/9![Delta logo]()
$327
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.
Fri 10/301:50 pm -
1 stop5h 34m
Sat 10/318:00 am -
2 stops9h 32m
Deal found 9/6![United Airlines logo]()
$332
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/215:00 am -
1 stop9h 14m
Thu 9/247:35 pm -
1 stop6h 45m
Deal found 9/7![American Airlines logo]()
$343
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2511:59 pm -
1 stop8h 10m
Sat 11/286:55 pm -
1 stop7h 29m
Deal found 9/7![Delta logo]()
$347
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 12/242:48 pm -
1 stop5h 42m
Thu 12/3110:17 am -
1 stop7h 42m
Deal found 9/6![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.
Fri 10/21:33 pm -
1 stop5h 59m
Sun 10/45:15 am -
1 stop6h 39m
Deal found 9/9![United Airlines logo]()
$352
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/911:33 pm -
1 stop6h 59m
Sat 10/105:19 pm -
1 stop6h 38m
Deal found 9/10![American Airlines 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.
Mon 10/1211:33 pm -
1 stop6h 59m
Thu 10/157:27 pm -
1 stop6h 54m
Deal found 9/9![American Airlines logo]()
$363
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 9/281:33 pm -
1 stop5h 59m
Thu 10/15:15 am -
1 stop6h 39m
Deal found 9/9![United Airlines logo]()
$366
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.
Sat 11/1412:59 am -
1 stop9h 00m
Sat 11/287:00 am -
1 stop6h 35m
Deal found 9/11![Delta logo]()
$367
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.
Thu 12/318:08 am -
2 stops8h 39m
Mon 1/43:20 pm -
1 stop6h 38m
Deal found 9/7![United Airlines logo]()
$368
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 September 11, 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 September 11, 2026.
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.
Mon 10/1211:52 pm -
1 stop6h 42m
Mon 10/263:24 pm -
1 stop6h 31m
Deal found 9/10![United Airlines logo]()
$327
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 2/1811:59 pm -
1 stop7h 56m
Sun 2/216:26 pm -
1 stop6h 56m
Deal found 9/8![Delta 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.
Thu 10/295:00 am -
1 stop8h 25m
Mon 11/25:05 am -
Nonstop4h 00m
Deal found 9/9![Southwest logo]()
$407
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.
Thu 1/1411:59 pm -
1 stop7h 56m
Tue 3/23:24 pm -
1 stop8h 21m
Deal found 9/9![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.
Tue 10/277:50 am -
1 stop8h 40m
Sat 10/312:15 pm -
1 stop7h 01m
Deal found 9/7![United Airlines logo]()
$427
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 1/137:05 am -
1 stop7h 46m
Sun 2/287:30 pm -
1 stop6h 36m
Deal found 9/9![Delta logo]()
$393
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 10/710:00 am -
1 stop6h 11m
Wed 10/145:15 am -
2 stops9h 38m
Deal found 9/7![United Airlines logo]()
$432
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.
Tue 10/68:00 am -
2 stops11h 32m
Tue 10/135:15 am -
1 stop6h 39m
Deal found 9/8![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.
Thu 2/187:00 am -
2 stops11h 14m
Sun 2/213:20 pm -
1 stop7h 54m
Deal found 9/7![United Airlines logo]()
$432
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 10/1211:52 pm -
1 stop6h 42m
Thu 10/1510:25 am -
2 stops13h 24m
Deal found 9/9![United Airlines logo]()
$458
Last-minute flights from Sky Harbor Intl to LouisvilleDiscover last-minute flight deals from Sky Harbor Intl to Louisville. Data last updated September 11, 2026 and is based on user searches.
Discover last-minute flight deals from Sky Harbor Intl to Louisville. Data last updated September 11, 2026 and is based on user searches.
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/215:00 am -
1 stop9h 14m
Thu 9/247:35 pm -
1 stop6h 45m
Deal found 9/7![American Airlines logo]()
$343
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 9/281:33 pm -
1 stop5h 59m
Thu 10/15:15 am -
1 stop6h 39m
Deal found 9/9![United Airlines logo]()
$366
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/295:00 am -
1 stop7h 28m
Wed 9/306:03 pm -
1 stop9h 19m
Deal found 9/7![American Airlines logo]()
$307
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.
Fri 10/21:33 pm -
1 stop5h 59m
Sun 10/45:15 am -
1 stop6h 39m
Deal found 9/10![United Airlines logo]()
$347
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/911:33 pm -
1 stop6h 59m
Sat 10/105:19 pm -
1 stop6h 38m
Deal found 9/10![American Airlines logo]()
$353
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/911:33 pm -
1 stop6h 59m
Mon 10/128:18 pm -
1 stop6h 41m
Deal found 9/8![American Airlines logo]()
$379
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.
Mon 10/1211:33 pm -
1 stop6h 59m
Thu 10/157:27 pm -
1 stop6h 54m
Deal found 9/9![American Airlines logo]()
$363
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.
Wed 10/1412:36 am -
1 stop5h 56m
Sun 10/188:18 pm -
1 stop6h 41m
Deal found 9/9![American Airlines logo]()
$380
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 10/2810:25 pm -
1 stop8h 34m
Sun 11/16:00 am -
1 stop6h 09m
Deal found 9/9![Delta logo]()
$327
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.
Fri 10/301:50 pm -
1 stop5h 34m
Sat 10/318:00 am -
2 stops9h 32m
Deal found 9/6![United Airlines logo]()
$332
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 September 11, 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 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.
Mon 10/55:30 am -
1 stop7h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![American Airlines logo]()
$154
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:20 am -
1 stop7h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![American Airlines logo]()
$163
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.
Tue 10/611:32 pm -
1 stop6h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Delta logo]()
$164
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.
Sat 11/78:10 am -
2 stops8h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![United Airlines logo]()
$169
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.
Thu 11/127:32 pm -
2 stops13h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Multiple Airlines logo]()
$171
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 10/1311:32 pm -
1 stop6h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Delta logo]()
$174
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/149:20 pm -
2 stops34h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Multiple Airlines logo]()
$176
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.
Wed 10/219:20 pm -
2 stops34h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Multiple Airlines logo]()
$178
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.
Sun 1/311:50 pm -
1 stop8h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Delta logo]()
$184
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.
Thu 11/57:32 pm -
2 stops13h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Multiple Airlines logo]()
$186
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.
Wed 12/98:30 am -
2 stops7h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![United Airlines logo]()
$189
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.
Fri 10/911:52 pm -
1 stop6h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![United Airlines logo]()
$190
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 September 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $307 (American Airlines) |
One-way from | $154 (American Airlines) |
Popular in | October |
Cheapest in | August |
Average price | $466 |
Good round-trip deal | $473 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 7,457,451 searches. Data last updated September 11, 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 Phoenix Sky Harbor Intl - SDF Louisville Intl
PHXSDF
Phoenix Sky Harbor Intl
Mon 12/7
11:35 pm-10:10 am
1 stop8h 35m
Louisville Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$164
PhoenixLouisville
PHX Phoenix Sky Harbor Intl - SDF Louisville Intl
PHXSDF
Phoenix Sky Harbor Intl
Mon 10/12
11:52 pm-9:34 am
1 stop6h 42m
Louisville Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$164
PhoenixLouisville
PHX Phoenix Sky Harbor Intl - SDF Louisville Intl
PHXSDF
Phoenix Sky Harbor Intl
Fri 12/4
3:00 pm-11:03 pm
1 stop6h 03m
Louisville Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$164
PhoenixLouisville
PHX Phoenix Sky Harbor Intl - SDF Louisville Intl
PHXSDF
Phoenix Sky Harbor Intl
Sun 12/6
6:20 am-2:17 pm
1 stop5h 57m
Louisville Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$164
PhoenixLouisville
PHX Phoenix Sky Harbor Intl - SDF Louisville Intl
PHXSDF
Phoenix Sky Harbor Intl
Sat 10/24
12:50 am-11:57 am
1 stop8h 07m
Louisville Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$164
PhoenixLouisville
PHX Phoenix Sky Harbor Intl - SDF Louisville Intl
PHXSDF
Phoenix Sky Harbor Intl
Mon 1/18
11:59 pm-9:55 am
1 stop7h 56m
Louisville Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$174
Quickest round-trip
PhoenixLouisville
PHX Phoenix Sky Harbor Intl - SDF Louisville Intl
PHXSDF
Phoenix Sky Harbor Intl
Wed 10/14
7:50 am-2:15 pm
Nonstop3h 25m
Louisville Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$207
PhoenixLouisville
PHX Phoenix Sky Harbor Intl - SDF Louisville Intl
PHXSDF
Phoenix Sky Harbor Intl
Sat 10/10
11:32 pm-8:57 am
1 stop6h 25m
Louisville Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$209
PhoenixLouisville
PHX Phoenix Sky Harbor Intl - SDF Louisville Intl
PHXSDF
Phoenix Sky Harbor Intl
Mon 1/11
11:30 am-8:00 pm
2 stops6h 30m
Louisville Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$214
PhoenixLouisville
PHX Phoenix Sky Harbor Intl - SDF Louisville Intl
PHXSDF
Phoenix Sky Harbor Intl
Thu 1/7
10:40 am-7:50 pm
2 stops7h 10m
Louisville Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$214
Showing 1-10 of 21 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 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 | |
| Price Accuracy1 star | Trust Score*3 stars | |
| 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 47 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, August is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Louisville (average of $368). Flying from Phoenix Sky Harbor Intl Airport to Louisville in October is currently the most expensive (average of $483). 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 September 11, 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 22% on the flight price compared to flying at noon, 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.
Denver (DEN) – chosen by Cheapflights users on 50% 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 September 11, 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.
Comfort
8.0
Boarding
8.1
Crew
8.6
Overall
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Comfort
8.0
Boarding
8.1
Crew
8.6
Overall
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Comfort
8.0
Boarding
8.1
Crew
8.6
Overall
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Comfort
8.0
Boarding
8.1
Crew
8.6
Overall
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Comfort
8.0
Boarding
8.1
Crew
8.6
Overall
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
Comfort
8.0
Boarding
8.1
Crew
8.6
Overall
8.0
Food
7.0
Entertainment
7.5
Reviews
1 / 20
4.0
OkaySteven,Sep 2026
OGG - HNL
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
Jeffersonville
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Other flights to Louisville
Explore flights to Louisville departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 11, 2026.
Sky Harbor Intl and Louisville flights
Browse other Sky Harbor Intl and Louisville flight options. Last updated on September 11, 2026.
Other flights from Sky Harbor Intl
Browse through other flights departing from Sky Harbor Intl. Flights are based on user searches made on Cheapflights and were last updated on September 11, 2026.
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Top 5 airlines flying from Sky Harbor Intl to Louisville
Discover the top 5 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 7,457,451 searches. Data last updated September 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$182 | Average$396 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$238 | Average$371 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$256 | Average$404 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$261 | Average$386 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$276 | Average$487 | FlexibilityNo cancel fee | On-time63% |