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$103+ 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 1/14. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — PHX
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Louisville Intl to Phoenix are usually found in August or November, booked 88 days in advance, depart on a Wednesday or Tuesday and return on a Monday

Cheap 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 December 18, 2025.

This American Airlines deal was found by Cheapflights users on 12/17. 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 12/308:00 amSDF - PHX
1 stop9h 42mAmerican Airlines
Wed 1/141:40 pmPHX - SDF
1 stop6h 32mAmerican Airlines
Deal found 12/17$382
This United Airlines deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/232:00 pmSDF - PHX
1 stop6h 38mUnited Airlines
Tue 1/2011:35 amPHX - SDF
2 stops8h 49mUnited Airlines
Deal found 12/17$387
This American Airlines deal was found by Cheapflights users on 12/17. 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 12/233:44 pmSDF - PHX
1 stop9h 53mAmerican Airlines
Wed 12/317:00 amPHX - SDF
1 stop12h 54mAmerican Airlines
Deal found 12/17$396
This Southwest deal was found by Cheapflights users on 12/16. 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 12/313:20 pmSDF - PHX
1 stop9h 25mSouthwest
Wed 1/712:10 pmPHX - SDF
Nonstop3h 20mSouthwest
Deal found 12/16$402
This Delta deal was found by Cheapflights users on 12/16. 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 12/3110:14 amSDF - PHX
1 stop8h 06mDelta
Wed 1/74:13 pmPHX - SDF
1 stop5h 42mDelta
Deal found 12/16$407
This Delta deal was found by Cheapflights users on 12/16. 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 12/307:25 amSDF - PHX
1 stop9h 12mDelta
Thu 1/87:00 amPHX - SDF
1 stop8h 32mDelta
Deal found 12/16$424
This United Airlines deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/309:55 amSDF - PHX
1 stop8h 04mUnited Airlines
Wed 1/1411:35 amPHX - SDF
2 stops8h 49mUnited Airlines
Deal found 12/17$430
This Southwest deal was found by Cheapflights users on 12/17. 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 12/236:20 amSDF - PHX
1 stop6h 20mSouthwest
Tue 1/2012:10 pmPHX - SDF
Nonstop3h 20mSouthwest
Deal found 12/17$432
This Delta deal was found by Cheapflights users on 12/16. 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 12/307:25 amSDF - PHX
1 stop9h 12mDelta
Tue 1/67:15 amPHX - SDF
2 stops14h 40mDelta
Deal found 12/16$448
This Delta deal was found by Cheapflights users on 12/17. 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 12/201:52 pmSDF - PHX
1 stop7h 18mDelta
Wed 12/2411:35 pmPHX - SDF
1 stop7h 54mDelta
Deal found 12/17$451

Find 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 December 18, 2025.

Round-trip from

$228
(Kiwi.com)

One-way from

$103
(Kiwi.com)

Popular in

January

Cheapest in

August

Average price

$488
From Louisville Intl to Phoenix
Search Deals
One-way flight from Louisville Intl to Phoenix
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($20 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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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 December 18, 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

Mon 1/12

12:50 pm-7:55 pm

2 stops9h 05m

Phoenix Sky Harbor Intl

Wed 1/14

1:10 pm-11:20 pm

1 stop8h 10m

$318

LouisvillePhoenix

SDF - PHX

SDFPHX

Louisville Intl

Wed 1/21

5:10 pm-7:45 pm

Nonstop4h 35m

Phoenix Sky Harbor Intl

Sun 1/25

8:45 am-5:10 pm

1 stop6h 25m

$333

LouisvillePhoenix

SDF - PHX

SDFPHX

Louisville Intl

Wed 1/21

5:10 pm-7:45 pm

Nonstop4h 35m

Phoenix Sky Harbor Intl

Wed 1/28

12:10 pm-5:30 pm

Nonstop3h 20m

$353

LouisvillePhoenix

SDF - PHX

SDFPHX

Louisville Intl

Sat 2/14

4:50 pm-11:15 pm

2 stops8h 25m

Phoenix Sky Harbor Intl

Tue 2/17

6:00 am-5:10 pm

2 stops9h 10m

$358

LouisvillePhoenix

SDF - PHX

SDFPHX

Louisville Intl

Thu 1/29

5:10 pm-7:45 pm

Nonstop4h 35m

Phoenix Sky Harbor Intl

Sun 2/1

5:45 am-4:15 pm

1 stop8h 30m

$363

LouisvillePhoenix

SDF - PHX

SDFPHX

Louisville Intl

Tue 3/17

4:30 pm-11:05 pm

1 stop9h 35m

Phoenix Sky Harbor Intl

Sun 3/22

5:05 am-1:40 pm

1 stop5h 35m

$397

LouisvillePhoenix

SDF - PHX

SDFPHX

Louisville Intl

Sat 2/21

9:00 am-3:29 pm

2 stops8h 29m

Phoenix Sky Harbor Intl

Sat 2/28

1:55 pm-10:13 pm

1 stop6h 18m

$402

LouisvillePhoenix

SDF - PHX

SDFPHX

Louisville Intl

Wed 12/31

4:49 pm-11:53 pm

1 stop9h 04m

Phoenix Sky Harbor Intl

Wed 1/7

3:05 pm-11:06 pm

1 stop6h 01m

$407

LouisvillePhoenix

SDF - PHX

SDFPHX

Louisville Intl

Sat 2/21

4:50 pm-11:15 pm

2 stops8h 25m

Phoenix Sky Harbor Intl

Sat 2/28

5:25 am-4:15 pm

2 stops8h 50m

$407

LouisvillePhoenix

SDF - PHX

SDFPHX

Louisville Intl

Tue 1/20

3:36 pm-1:36 pm

2 stops24h 00m

$124

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 18 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 December 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 88 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, December is the cheapest month in which you can book a flight from Louisville to Phoenix (average of $59). Flying from Louisville to Phoenix 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 Phoenix. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

It’s optimal to fly from Louisville to Phoenix in the afternoon. By choosing this option you can save up to 27% on the cost of your flight, compared to a flight in the morning.

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. Thursday 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 December 18, 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
7.9
Good
4,250 reviews

Entertainment

7.5

Crew

8.6

Overall

7.9

Boarding

8.1

Food

7.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
7.9
Good
4,250 reviews
Southwest
7.9
Good
4,250 reviews

Entertainment

7.5

Crew

8.6

Overall

7.9

Boarding

8.1

Food

7.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,005 reviews
Southwest
7.9
Good
4,250 reviews

Entertainment

7.5

Crew

8.6

Overall

7.9

Boarding

8.1

Food

7.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,091 reviews
Southwest
7.9
Good
4,250 reviews

Entertainment

7.5

Crew

8.6

Overall

7.9

Boarding

8.1

Food

7.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,054 reviews
Southwest
7.9
Good
4,250 reviews

Entertainment

7.5

Crew

8.6

Overall

7.9

Boarding

8.1

Food

7.0

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

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 0 outbound flights 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 Southwest fly from Louisville to Phoenix in about 9h 05m. The time it takes to get you to your destination can typically vary by up to . Airlines will cover a distance of 1501 mi.

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

    Cheapflights users have booked flights from Louisville to Phoenix round-trip from $189. Other airlines that can offer you cheap pricing are United Airlines, from $192, and Delta, from $205. American Airlines is 61% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Louisville to Phoenix one-way?

    To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at $91. Spirit Airlines flights start at $101 while deals on American Airlines start at $153 one-way.

  • What are the cheapest flights from Louisville to Phoenix?

    Looking for the cheapest flight from Louisville to Phoenix? While on average our users pay $470, our data indicates the cheapest price to be $179. The most popular route (Louisville Intl - Phoenix Sky Harbor Intl), is priced around $228.

  • 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, December is the cheapest month in which you can book a flight from Louisville to Phoenix (average of $59). Flying from Louisville to Phoenix 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.

See more FAQs

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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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$189Average$494FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$192Average$398FlexibilityNo cancel feeOn-time69%
DeltaCheapest$205Average$404FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$335Average$514FlexibilityNo cancel feeOn-time63%

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