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$91+ Cheap flights from Louisville (SDF) to Phoenix

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 1/7. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — PHX
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheapflights Tip: The best prices from Louisville Intl to Phoenix are usually found in August or September, booked 75 days in advance, depart on a Tuesday or Wednesday and return on a Monday

Cheap flight deals from Louisville to Phoenix

Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) to Phoenix (PH1). 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 15, 2025.

Round-trip from

$183
(United Airlines)

One-way from

$91
(American Airlines)

Popular in

March

Cheapest in

August

Average price

$479
From Louisville Intl to Phoenix
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One-way flight from Louisville Intl to Phoenix
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Highest demand for flights based on searches. 2% potential increase in price ($13 potential increase over avg. RT price).
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Cheapest flight prices on average. 0% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Louisville to Phoenix

Cheapest flights from Louisville to Phoenix
Explore the most affordable flight options available from Louisville to Phoenix. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This United Airlines deal was found by Cheapflights users on 9/15. 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 10/77:15 amSDF - PHX
1 stop6h 49mUnited Airlines
Sat 10/1812:16 pmPHX - SDF
1 stop6h 38mUnited Airlines
Deal found 9/15$183
This United Airlines deal was found by Cheapflights users on 9/13. 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 10/147:15 amSDF - PHX
1 stop6h 49mUnited Airlines
Fri 10/1711:59 pmPHX - SDF
1 stop9h 19mUnited Airlines
Deal found 9/13$240
This United Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/123:35 pmSDF - PHX
1 stop8h 40mUnited Airlines
Mon 11/171:55 pmPHX - SDF
1 stop6h 34mUnited Airlines
Deal found 9/15$247
This United Airlines deal was found by Cheapflights users on 9/14. 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 10/183:37 pmSDF - PHX
1 stop8h 25mUnited Airlines
Sat 10/2512:35 pmPHX - SDF
1 stop6h 55mUnited Airlines
Deal found 9/14$248
This United Airlines deal was found by Cheapflights users on 9/15. 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 10/319:00 amSDF - PHX
1 stop7h 08mUnited Airlines
Sat 11/11:51 pmPHX - SDF
1 stop5h 39mUnited Airlines
Deal found 9/15$250
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/202:57 pmSDF - PHX
1 stop24h 09mMultiple Airlines
Sat 10/251:33 pmPHX - SDF
1 stop21h 29mMultiple Airlines
Deal found 9/14$251
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 10/237:15 amSDF - PHX
1 stop9h 02mMultiple Airlines
Fri 10/2411:24 pmPHX - SDF
1 stop20h 23mMultiple Airlines
Deal found 9/14$253
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/202:57 pmSDF - PHX
1 stop24h 09mMultiple Airlines
Fri 10/2411:24 pmPHX - SDF
1 stop20h 23mMultiple Airlines
Deal found 9/14$255
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 11/135:20 pmSDF - PHX
1 stop8h 14mMultiple Airlines
Sat 11/152:10 pmPHX - SDF
1 stop24h 02mMultiple Airlines
Deal found 9/14$256
This Delta deal was found by Cheapflights users on 9/14. 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 11/127:26 pmSDF - PHX
1 stop6h 33mDelta
Tue 11/1811:50 pmPHX - SDF
1 stop8h 01mDelta
Deal found 9/14$257
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/196:58 pmSDF - PHX
1 stop17h 55mMultiple Airlines
Sat 10/251:33 pmPHX - SDF
1 stop21h 29mMultiple Airlines
Deal found 9/14$258

Cheapflights Fare Finder

 
Customize your flight search to find flights from Louisville to Phoenix 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 September 15, 2025.
Use the filters below to find and compare flights from Louisville to Phoenix that are best for you.

Fly from

Louisville

Fly to

Phoenix

Route

Depart

Return

Price

LouisvillePhoenix

SDF - PHX

SDFPHX

Louisville Intl

Sat 1/10

2:05 pm-7:22 pm

1 stop7h 17m

Phoenix Sky Harbor Intl

Sat 1/24

2:42 pm-10:44 pm

1 stop6h 02m

$247

LouisvillePhoenix

SDF - PHX

SDFPHX

Louisville Intl

Fri 10/31

9:00 am-1:08 pm

1 stop7h 08m

Phoenix Sky Harbor Intl

Sat 11/1

1:51 pm-10:30 pm

1 stop5h 39m

$250

LouisvillePhoenix

SDF - PHX

SDFPHX

Louisville Intl

Wed 10/22

7:15 pm-11:04 pm

1 stop6h 49m

Phoenix Sky Harbor Intl

Thu 10/23

10:40 pm-9:50 am

1 stop8h 10m

$257

LouisvillePhoenix

SDF - PHX

SDFPHX

Louisville Intl

Thu 11/13

7:26 pm-11:59 pm

1 stop6h 33m

Phoenix Sky Harbor Intl

Mon 11/17

12:59 am-11:57 am

1 stop8h 58m

$257

LouisvillePhoenix

SDF - PHX

SDFPHX

Louisville Intl

Fri 1/9

6:26 pm-11:33 pm

1 stop7h 07m

Phoenix Sky Harbor Intl

Sat 1/10

4:00 pm-11:56 pm

1 stop5h 56m

$257

LouisvillePhoenix

SDF - PHX

SDFPHX

Louisville Intl

Fri 11/14

6:16 pm-12:08 am

1 stop7h 52m

Phoenix Sky Harbor Intl

Mon 11/17

11:50 pm-9:51 am

1 stop8h 01m

$257

LouisvillePhoenix

SDF - PHX

SDFPHX

Louisville Intl

Fri 1/9

2:59 pm-9:51 pm

1 stop8h 52m

Phoenix Sky Harbor Intl

Wed 1/14

12:31 pm-9:45 pm

1 stop7h 14m

$257

LouisvillePhoenix

SDF - PHX

SDFPHX

Louisville Intl

Sat 11/1

5:58 pm-11:00 pm

1 stop8h 02m

Phoenix Sky Harbor Intl

Mon 11/3

11:59 pm-9:56 am

1 stop7h 57m

$257

LouisvillePhoenix

SDF - PHX

SDFPHX

Louisville Intl

Sat 10/25

8:17 am-12:05 pm

1 stop6h 48m

Phoenix Sky Harbor Intl

Mon 10/27

10:59 pm-9:56 am

1 stop7h 57m

$257

LouisvillePhoenix

SDF - PHX

SDFPHX

Louisville Intl

Sun 11/16

6:00 am-10:28 am

1 stop6h 28m

Phoenix Sky Harbor Intl

Mon 11/17

11:50 pm-9:51 am

1 stop8h 01m

$257

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 20 results
1
2

Best time to book a flight from Louisville to Phoenix

Have a flexible travel schedule? Discover the best time to fly to Phoenix from Louisville with our price prediction graph.
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

How far ahead should I book a flight from Louisville to Phoenix?

Use this chart to determine the optimal time to book a round-trip flight from Louisville to Phoenix. Price data was last updated on September 12, 2025.

The price you pay for your flight from Louisville to Phoenix may vary depending on when you book. For the best chance of a lower fare, look to book 75 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Louisville to Phoenix?

Currently, January is the cheapest month in which you can book a flight from Louisville to Phoenix (average of $258). Flying from Louisville to Phoenix in March is currently the most expensive (average of $337). 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 Phoenix. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2025.

It’s optimal to fly from Louisville to Phoenix in the afternoon. By choosing this option you can save up to 10% on the cost of your flight, compared to a flight at noon.

What is the cheapest day to fly from Louisville to Phoenix?

Use this chart to determine the cheapest time to fly round-trip from Louisville to Phoenix. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Louisville to Phoenix flight should consider departing on Tuesday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Phoenix

Get insights into the airlines that provide service to Phoenix. 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 Phoenix. Reviews last updated September 15, 2025.
Get a feel of what it's like to fly with Southwest, Delta, and United Airlines from Louisville to Phoenix by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,242 reviews

Crew

8.6

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,242 reviews
Southwest
8.0
Very good
4,242 reviews

Crew

8.6

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
8.0
Very good
7,954 reviews
Southwest
8.0
Very good
4,242 reviews

Crew

8.6

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,929 reviews
Southwest
8.0
Very good
4,242 reviews

Crew

8.6

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,242 reviews

Crew

8.6

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Louisville to Phoenix. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Louisville to Phoenix?

    Most people fly from Louisville Intl (SDF) if they book a flight from Louisville to Phoenix. On average, Louisville Intl has 1 outbound flight to Phoenix per day from 4 airlines. Louisville Intl is conveniently located just 5.3 mi from Louisville’s city center.

  • How long is the flight from Louisville to Phoenix?

    Airlines like United Airlines and Delta fly from Louisville to Phoenix in about 6h 49m. The time it takes to get you to your destination can typically vary by up to 28m. Airlines will cover a distance of 1501 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Louisville to Phoenix round-trip?

    Cheapflights users have booked flights from Louisville to Phoenix round-trip from $205. Other airlines that can offer you cheap pricing are American Airlines, from $293, and United Airlines, from $368. Delta is 59% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest flights from Louisville to Phoenix?

    Looking for the cheapest flight from Louisville to Phoenix? While on average our users pay $465, our data indicates the cheapest price to be $128. The most popular route (Louisville Intl - Phoenix Sky Harbor Intl), is priced around $183.

  • Can I find deals for flights from Louisville to Phoenix that include hotel bookings?

    Yes. In addition to deals on Louisville to Phoenix flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Louisville to Phoenix?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Louisville to Phoenix.

  • Can I find deals for business class flights from Louisville to Phoenix?

    Yes. Cheapflights offers flight deals from Louisville to Phoenix by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Louisville to Phoenix?

    Currently, January is the cheapest month in which you can book a flight from Louisville to Phoenix (average of $258). Flying from Louisville to Phoenix in March is currently the most expensive (average of $337). 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.

See more FAQs

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Alternative routes for Louisville to Phoenix

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Louisville to Phoenix

Discover the top 4 airlines that operate flights from Louisville to Phoenix. 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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$205Average$512FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$293Average$512FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$368Average$602FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$370Average$514FlexibilityNo cancel feeOn-time63%

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