$106+ Cheap flights from Louisville (SDF) to Sky Harbor Intl (PHX)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/1. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — PHX
Apr 10 — Apr 171
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 August or November, booked 89 days in advance, depart on a Wednesday or Tuesday 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 March 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 March 11, 2026.
This Southwest deal was found by Cheapflights users on 3/10. 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.
Sun 5/105:50 am
SDF
- PHX
2 stops12h 10m
Southwest
Thu 5/1411:55 pm
PHX
- SDF
1 stop7h 00m
Southwest
Deal found 3/10![Southwest logo]()
$309
This American Airlines deal was found by Cheapflights users on 3/8. 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.
Sat 3/287:40 am
SDF
- PHX
1 stop8h 30m
American Airlines
Fri 4/36:00 am
PHX
- SDF
1 stop8h 37m
American Airlines
Deal found 3/8![American Airlines logo]()
$318
This Southwest deal was found by Cheapflights users on 3/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/288:35 pm
SDF
- PHX
Nonstop4h 00m
Southwest
Fri 4/36:25 pm
PHX
- SDF
Nonstop3h 20m
Southwest
Deal found 3/8![Southwest logo]()
$319
This Southwest deal was found by Cheapflights users on 3/9. 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.
Fri 5/12:40 pm
SDF
- PHX
2 stops8h 10m
Southwest
Thu 5/75:00 am
PHX
- SDF
1 stop6h 00m
Southwest
Deal found 3/9![Southwest logo]()
$320
This Kiwi.com deal was found by Cheapflights users on 3/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/161:03 pm
SDF
- PHX
1 stop13h 15m
Multiple Airlines
Sun 4/195:08 am
PHX
- SDF
2 stops32h 56m
Multiple Airlines
Deal found 3/6![Multiple Airlines logo]()
$321
This Delta deal was found by Cheapflights users on 3/9. 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.
Sun 4/55:35 pm
SDF
- PHX
1 stop8h 14m
Delta
Mon 4/1310:35 pm
PHX
- SDF
1 stop8h 51m
Delta
Deal found 3/9![Delta logo]()
$322
This Delta deal was found by Cheapflights users on 3/9. 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 3/182:17 pm
SDF
- PHX
1 stop7h 01m
Delta
Thu 3/2611:59 pm
PHX
- SDF
1 stop8h 52m
Delta
Deal found 3/9![Delta logo]()
$323
This Southwest deal was found by Cheapflights users on 3/10. 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 9/253:05 pm
SDF
- PHX
2 stops9h 50m
Southwest
Sat 10/37:05 am
PHX
- SDF
1 stop8h 00m
Southwest
Deal found 3/10![Southwest logo]()
$324
This Southwest deal was found by Cheapflights users on 3/10. 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 5/18:40 am
SDF
- PHX
2 stops7h 35m
Southwest
Mon 5/411:05 am
PHX
- SDF
2 stops6h 55m
Southwest
Deal found 3/10![Southwest logo]()
$325
This Southwest deal was found by Cheapflights users on 3/9. 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.
Wed 4/88:25 am
SDF
- PHX
Nonstop3h 55m
Southwest
Wed 4/1511:55 pm
PHX
- SDF
1 stop7h 00m
Southwest
Deal found 3/9![Southwest logo]()
$327
This Kiwi.com deal was found by Cheapflights users on 3/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/139:21 am
SDF
- PHX
1 stop10h 37m
Multiple Airlines
Fri 5/155:15 am
PHX
- SDF
2 stops24h 21m
Multiple Airlines
Deal found 3/6![Multiple Airlines logo]()
$328
This Southwest deal was found by Cheapflights users on 3/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/83:00 pm
SDF
- PHX
2 stops10h 40m
Southwest
Fri 6/125:05 am
PHX
- SDF
1 stop6h 20m
Southwest
Deal found 3/6![Southwest logo]()
$329
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 March 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 March 11, 2026.
This Southwest deal was found by Cheapflights users on 3/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/198:25 am
SDF
- PHX
Nonstop3h 55m
Southwest
Thu 5/287:10 am
PHX
- SDF
1 stop7h 05m
Southwest
Deal found 3/8![Southwest logo]()
$327
This United Airlines deal was found by Cheapflights users on 3/7. 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 5/165:52 pm
SDF
- PHX
1 stop7h 42m
United Airlines
Tue 5/1911:05 am
PHX
- SDF
1 stop8h 25m
United Airlines
Deal found 3/7![United Airlines logo]()
$347
This Delta deal was found by Cheapflights users on 3/6. 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.
Sat 3/215:58 pm
SDF
- PHX
1 stop7h 51m
Delta
Fri 3/2710:30 pm
PHX
- SDF
1 stop7h 58m
Delta
Deal found 3/6![Delta logo]()
$378
This Southwest deal was found by Cheapflights users on 3/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/222:15 pm
SDF
- PHX
1 stop6h 50m
Southwest
Sun 4/1911:55 pm
PHX
- SDF
1 stop8h 45m
Southwest
Deal found 3/7![Southwest logo]()
$343
This United Airlines deal was found by Cheapflights users on 3/8. 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 5/85:40 am
SDF
- PHX
2 stops8h 08m
United Airlines
Tue 5/1210:30 am
PHX
- SDF
2 stops10h 26m
United Airlines
Deal found 3/8![United Airlines logo]()
$357
This Southwest deal was found by Cheapflights users on 3/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/2411:25 am
SDF
- PHX
1 stop9h 05m
Southwest
Tue 3/316:30 pm
PHX
- SDF
Nonstop3h 20m
Southwest
Deal found 3/7![Southwest logo]()
$355
This United Airlines deal was found by Cheapflights users on 3/8. 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.
Sun 5/245:20 am
SDF
- PHX
2 stops12h 48m
United Airlines
Wed 5/276:54 pm
PHX
- SDF
2 stops11h 08m
United Airlines
Deal found 3/8![United Airlines logo]()
$357
This Southwest deal was found by Cheapflights users on 3/10. 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.
Wed 4/11:30 pm
SDF
- PHX
1 stop6h 55m
Southwest
Mon 4/66:25 pm
PHX
- SDF
Nonstop3h 20m
Southwest
Deal found 3/10![Southwest logo]()
$365
This United Airlines deal was found by Cheapflights users on 3/9. 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.
Thu 8/279:00 am
SDF
- PHX
2 stops13h 42m
United Airlines
Sun 8/306:10 am
PHX
- SDF
2 stops11h 26m
United Airlines
Deal found 3/9![United Airlines logo]()
$378
Last-minute flights from Louisville to Sky Harbor IntlDiscover last-minute flight deals from Louisville to Sky Harbor Intl. Data last updated March 11, 2026 and is based on user searches.
Discover last-minute flight deals from Louisville to Sky Harbor Intl. Data last updated March 11, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 3/8. 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 3/126:00 am
SDF
- PHX
1 stop6h 20m
Delta
Sat 3/1411:05 pm
PHX
- SDF
1 stop8h 05m
Delta
Deal found 3/8![Delta logo]()
$336
This Delta deal was found by Cheapflights users on 3/9. 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 3/182:17 pm
SDF
- PHX
1 stop7h 01m
Delta
Thu 3/2611:59 pm
PHX
- SDF
1 stop8h 52m
Delta
Deal found 3/9![Delta logo]()
$323
This Delta deal was found by Cheapflights users on 3/9. 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.
Mon 3/235:35 pm
SDF
- PHX
1 stop8h 14m
Delta
Sat 3/2810:30 pm
PHX
- SDF
1 stop7h 58m
Delta
Deal found 3/9![Delta logo]()
$338
This Southwest deal was found by Cheapflights users on 3/9. 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.
Wed 3/254:30 pm
SDF
- PHX
1 stop9h 35m
Southwest
Mon 3/3010:40 pm
PHX
- SDF
2 stops14h 15m
Southwest
Deal found 3/9![Southwest logo]()
$329
This American Airlines deal was found by Cheapflights users on 3/8. 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.
Sat 3/287:40 am
SDF
- PHX
1 stop8h 30m
American Airlines
Fri 4/36:00 am
PHX
- SDF
1 stop8h 37m
American Airlines
Deal found 3/8![American Airlines logo]()
$318
This Southwest deal was found by Cheapflights users on 3/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/288:35 pm
SDF
- PHX
Nonstop4h 00m
Southwest
Fri 4/36:25 pm
PHX
- SDF
Nonstop3h 20m
Southwest
Deal found 3/8![Southwest logo]()
$319
This Delta deal was found by Cheapflights users on 3/9. 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.
Sun 4/55:35 pm
SDF
- PHX
1 stop8h 14m
Delta
Mon 4/1310:35 pm
PHX
- SDF
1 stop8h 51m
Delta
Deal found 3/9![Delta logo]()
$322
This United Airlines deal was found by Cheapflights users on 3/8. 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.
Sun 4/53:36 pm
SDF
- PHX
1 stop6h 09m
United Airlines
Wed 4/86:00 am
PHX
- SDF
2 stops7h 41m
United Airlines
Deal found 3/8![United Airlines logo]()
$330
This Southwest deal was found by Cheapflights users on 3/9. 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.
Wed 4/88:25 am
SDF
- PHX
Nonstop3h 55m
Southwest
Wed 4/1511:55 pm
PHX
- SDF
1 stop7h 00m
Southwest
Deal found 3/9![Southwest logo]()
$327
This Southwest deal was found by Cheapflights users on 3/10. 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.
Thu 4/94:45 pm
SDF
- PHX
1 stop10h 05m
Southwest
Wed 4/154:10 pm
PHX
- SDF
Nonstop3h 20m
Southwest
Deal found 3/10![Southwest logo]()
$337
This Kiwi.com deal was found by Cheapflights users on 3/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/161:03 pm
SDF
- PHX
1 stop13h 15m
Multiple Airlines
Sun 4/195:08 am
PHX
- SDF
2 stops32h 56m
Multiple Airlines
Deal found 3/6![Multiple Airlines logo]()
$321
This Southwest deal was found by Cheapflights users on 3/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/297:15 pm
SDF
- PHX
1 stop6h 30m
Southwest
Wed 5/64:10 pm
PHX
- SDF
Nonstop3h 20m
Southwest
Deal found 3/8![Southwest logo]()
$332
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 March 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 March 11, 2026.
This Southwest deal was found by Cheapflights users on 3/10. 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 5/15:55 pm
SDF
- PHX
1 stop8h 40m
Southwest
Deal found 3/10![Southwest logo]()
$106
This American Airlines deal was found by Cheapflights users on 3/10. 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 5/15:41 pm
SDF
- PHX
1 stop7h 51m
American Airlines
Deal found 3/10![American Airlines logo]()
$116
This Delta deal was found by Cheapflights users on 3/8. 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 4/307:40 pm
SDF
- PHX
1 stop6h 58m
Delta
Deal found 3/8![Delta logo]()
$119
This American Airlines deal was found by Cheapflights users on 3/7. 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.
Sat 4/48:00 pm
SDF
- PHX
1 stop7h 07m
American Airlines
Deal found 3/7![American Airlines logo]()
$127
This Delta deal was found by Cheapflights users on 3/8. 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.
Tue 5/55:48 pm
SDF
- PHX
1 stop7h 56m
Delta
Deal found 3/8![Delta logo]()
$129
This American Airlines deal was found by Cheapflights users on 3/9. 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 3/236:23 pm
SDF
- PHX
1 stop6h 30m
American Airlines
Deal found 3/9![American Airlines logo]()
$130
This Southwest deal was found by Cheapflights users on 3/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/67:00 am
SDF
- PHX
2 stops8h 25m
Southwest
Deal found 3/7![Southwest logo]()
$134
This Kiwi.com deal was found by Cheapflights users on 3/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/712:42 pm
SDF
- PHX
2 stops28h 51m
Multiple Airlines
Deal found 3/6![Multiple Airlines logo]()
$136
This United Airlines deal was found by Cheapflights users on 3/10. 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 4/95:48 pm
SDF
- PHX
1 stop9h 08m
United Airlines
Deal found 3/10![United Airlines logo]()
$139
This Southwest deal was found by Cheapflights users on 3/9. 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 6/83:00 pm
SDF
- PHX
2 stops10h 40m
Southwest
Deal found 3/9![Southwest logo]()
$140
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 March 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $309 (Southwest) |
One-way from | $106 (Southwest) |
Popular in | June |
Cheapest in | August |
Average price | $487 |
Good round-trip deal | $431 or less |
Good one-way deal | $259 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 2,558,603 searches. Data last updated March 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 - PHX
SDFPHX
Louisville Intl
Tue 5/19
8:25 am-9:20 am
Nonstop3h 55m
Phoenix Sky Harbor Intl
Thu 5/28
7:10 am-5:15 pm
1 stop7h 05m
$327
LouisvillePhoenix
SDF - PHX
SDFPHX
Louisville Intl
Sun 3/22
2:15 pm-6:05 pm
1 stop6h 50m
Phoenix Sky Harbor Intl
Sun 4/19
11:55 pm-11:40 am
1 stop8h 45m
$343
LouisvillePhoenix
SDF - PHX
SDFPHX
Louisville Intl
Sat 5/16
5:52 pm-10:34 pm
1 stop7h 42m
Phoenix Sky Harbor Intl
Tue 5/19
11:05 am-10:30 pm
1 stop8h 25m
$347
LouisvillePhoenix
SDF - PHX
SDFPHX
Louisville Intl
Tue 3/24
11:25 am-5:30 pm
1 stop9h 05m
Phoenix Sky Harbor Intl
Tue 3/31
6:30 pm-12:50 am
Nonstop3h 20m
$355
LouisvillePhoenix
SDF - PHX
SDFPHX
Louisville Intl
Fri 5/8
5:40 am-10:48 am
2 stops8h 08m
Phoenix Sky Harbor Intl
Tue 5/12
10:30 am-11:56 pm
2 stops10h 26m
$357
LouisvillePhoenix
SDF - PHX
SDFPHX
Louisville Intl
Sun 5/24
5:20 am-3:08 pm
2 stops12h 48m
Phoenix Sky Harbor Intl
Wed 5/27
6:54 pm-9:02 am
2 stops11h 08m
$357
Quickest round-trip
LouisvillePhoenix
SDF - PHX
SDFPHX
Louisville Intl
Wed 4/1
1:30 pm-5:25 pm
1 stop6h 55m
Phoenix Sky Harbor Intl
Mon 4/6
6:25 pm-12:45 am
Nonstop3h 20m
$365
LouisvillePhoenix
SDF - PHX
SDFPHX
Louisville Intl
Sat 3/21
5:58 pm-10:49 pm
1 stop7h 51m
Phoenix Sky Harbor Intl
Fri 3/27
10:30 pm-9:28 am
1 stop7h 58m
$378
LouisvillePhoenix
SDF - PHX
SDFPHX
Louisville Intl
Thu 8/27
9:00 am-7:42 pm
2 stops13h 42m
Phoenix Sky Harbor Intl
Sun 8/30
6:10 am-8:36 pm
2 stops11h 26m
$378
Cheapest one-way
LouisvillePhoenix
SDF - PHX
SDFPHX
Louisville Intl
Sat 9/5
3:24 pm-8:29 pm
1 stop8h 05m
$119
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 March.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | 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
How far ahead should I book a flight from Louisville to Phoenix Sky Harbor Intl Airport?
Use this chart to determine the optimal time to book a round-trip flight from Louisville to Sky Harbor Intl. Price data was last updated on March 6, 2026.
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 88 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, December is the cheapest month in which you can book a flight from Louisville to Phoenix Sky Harbor Intl Airport (average of $53). Flying from Louisville to Phoenix Sky Harbor Intl Airport in May is currently the most expensive (average of $195). 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 March 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 20% on the cost of your flight, compared to a flight in the evening.
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 March 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.
Food
7.0
Comfort
8.0
Overall
8.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Food
7.0
Comfort
8.0
Overall
8.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Food
7.0
Comfort
8.0
Overall
8.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Food
7.0
Comfort
8.0
Overall
8.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Food
7.0
Comfort
8.0
Overall
8.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - 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 locationsGoodyear
Glendale
Paradise Valley
Casa Grande
Payson
Peoria
Camp Verde
Chandler
Globe
Surprise
Buckeye
Guadalupe
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Louisville and Sky Harbor Intl flights
Browse other Louisville and Sky Harbor Intl flight options. Last updated on March 11, 2026.
Other flights from Louisville
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Other flights to Sky Harbor Intl
Explore flights to Sky Harbor Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on March 11, 2026.
Top 4 airlines flying from Louisville to Sky Harbor Intl
Discover the top 4 airlines that operate flights from Louisville to Sky Harbor Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$182 | Average$396 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$205 | Average$388 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$218 | Average$450 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$324 | Average$506 | FlexibilityNo cancel fee | On-time63% |