What is the cheapest airline that flies from Phoenix Sky Harbor Intl to Louisville Intl?

Delta is the most popular carrier operating from Phoenix Sky Harbor Intl to Louisville Intl

Which airport is the most popular layover for flights between Phoenix Sky Harbor Intl Airport and Louisville?

Denver (DEN) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport has the shortest travel time from Phoenix Sky Harbor Intl Airport to Louisville?

Flights connecting via Denver (DEN) have the shortest average one-way travel time: 4h 57m.

Which layover airport offers the lowest fares from Phoenix Sky Harbor Intl Airport to Louisville?

Flights via Dallas (DAL) offer the lowest average round-trip price of $433.

Which layover airport has the shortest connection time from Phoenix Sky Harbor Intl Airport to Louisville?

Denver (DEN) has the shortest average layover time for this route: 0h 48m.

What airlines fly to Louisville?

American Airlines, Frontier and Southwest are the top three most popular airlines that fly to Louisville from Phoenix Sky Harbor Intl Airport according to our data. American Airlines is the first choice among our users, with 51% of people opting to fly with this airline when traveling to Louisville. Keep in mind that there are 6 different airlines that fly to Louisville on a routine basis, so you have a few additional options to choose from.

How many operators does momondo search for flights from Phoenix Sky Harbor Intl Airport to Louisville Intl Airport?

As of June 2026, there are 5 operators available to choose from for flights from Phoenix Sky Harbor Intl Airport to Louisville Intl Airport.

What documentation or ID do you need to fly to Louisville Intl Airport?

The required travel and health documents for your Louisville Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Louisville Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$149 Cheap Flights from Phoenix Sky Harbor Intl Airport to Louisville in 2026

Q: What is the typical price of a round-trip flight between Phoenix Sky Harbor Intl Airport and Louisville?

Prices are currently low for flights on this route. Typical prices usually range from $328 to $513. The lowest price recently found on this route was $296.

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Phoenix Sky Harbor Intl Airport to Louisville

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:48 pm - 11:11 pm

PHX

SDF

6h 23m

1 stop

7:03 am - 11:17 am

SDF

PHX

7h 14m

1 stop

$296American Airlines

Thu, Aug 6 - Wed, Aug 12

8:45 am - 7:07 pm

PHX

SDF

7h 22m

1 stop

3:36 pm - 7:32 pm

SDF

PHX

6h 56m

1 stop

$297United Airlines

Wed, Sep 23 - Mon, Oct 5

6:15 am - 4:20 pm

PHX

SDF

7h 05m

1 stop

7:05 am - 11:00 am

SDF

PHX

6h 55m

2 stops

$302Southwest

Wed, Aug 5 - Wed, Aug 12

8:10 am - 8:55 pm

PHX

SDF

9h 45m

2 stops

9:05 am - 1:20 pm

SDF

PHX

7h 15m

2 stops

$307Southwest

Tue, Oct 20 - Tue, Oct 27

12:36 am - 10:39 am

PHX

SDF

7h 03m

1 stop

7:48 pm - 11:01 pm

SDF

PHX

6h 13m

1 stop

$318American Airlines

Sat, Jul 18 - Wed, Jul 22

1:30 pm - 11:00 pm

PHX

SDF

6h 30m

1 stop

6:45 am - 10:35 am

SDF

PHX

6h 50m

2 stops

$323Southwest

Wed, Aug 12 - Sat, Aug 15

10:15 am - 10:29 pm

PHX

SDF

9h 14m

2 stops

7:25 am - 10:22 am

SDF

PHX

5h 57m

1 stop

$325United Airlines

Wed, Aug 12 - Sat, Aug 15

12:15 pm - 10:15 pm

PHX

SDF

7h 00m

1 stop

5:15 am - 10:34 am

SDF

PHX

8h 19m

2 stops

$326United Airlines

Fri, Aug 28 - Sun, Aug 30

5:00 am - 5:14 pm

PHX

SDF

9h 14m

1 stop

2:41 pm - 8:57 pm

SDF

PHX

9h 16m

1 stop

$327American Airlines

Wed, Sep 16 - Fri, Sep 18

2:48 pm - 11:59 pm

PHX

SDF

6h 11m

1 stop

5:15 am - 10:37 am

SDF

PHX

8h 22m

2 stops

$334United Airlines

Thu, Aug 6 - Wed, Aug 12

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

United Airlines flights from Phoenix Sky Harbor Intl Airport to Louisville

Our best United Airlines deals on Phoenix Sky Harbor Intl Airport to Louisville flight tickets

United Airlines

Sep 23

PHX8:45 amPhoenix Sky Harbor Intl

7h 22m

1 stop

SDF7:07 pmLouisville Intl

Oct 5

SDF3:36 pmLouisville Intl

6h 56m

1 stop

PHX7:32 pmPhoenix Sky Harbor Intl

$297

United Airlines

Aug 12

PHX10:15 amPhoenix Sky Harbor Intl

9h 14m

2 stops

SDF10:29 pmLouisville Intl

Aug 15

SDF7:25 amLouisville Intl

5h 57m

1 stop

PHX10:22 amPhoenix Sky Harbor Intl

$325

United Airlines

Aug 28

PHX12:15 pmPhoenix Sky Harbor Intl

7h 00m

1 stop

SDF10:15 pmLouisville Intl

Aug 30

SDF5:15 amLouisville Intl

8h 19m

2 stops

PHX10:34 amPhoenix Sky Harbor Intl

$326

Delta flights from Phoenix Sky Harbor Intl Airport to Louisville

Our best Delta deals on Phoenix Sky Harbor Intl Airport to Louisville flight tickets

Delta

Jul 8

PHX11:50 pmPhoenix Sky Harbor Intl

7h 39m

1 stop

SDF10:29 amLouisville Intl

Jul 11

SDF1:16 pmLouisville Intl

7h 23m

1 stop

PHX5:39 pmPhoenix Sky Harbor Intl

$297

Delta

Oct 1

PHX11:51 amPhoenix Sky Harbor Intl

8h 52m

1 stop

SDF11:43 pmLouisville Intl

Oct 12

SDF7:30 pmLouisville Intl

6h 36m

1 stop

PHX11:06 pmPhoenix Sky Harbor Intl

$368

Delta

Jul 16

PHX11:50 pmPhoenix Sky Harbor Intl

7h 39m

1 stop

SDF10:29 amLouisville Intl

Jul 19

SDF10:34 amLouisville Intl

6h 16m

1 stop

PHX1:50 pmPhoenix Sky Harbor Intl

$378

momondo Fare Finder

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

Price

Cheapest round-trip

PhoenixLouisville

PHX - SDF

PHXSDF

Phoenix Sky Harbor Intl

Thu 8/6

1:48 pm-11:11 pm

1 stop6h 23m

Louisville Intl

Wed 8/12

7:03 am-11:17 am

1 stop7h 14m

$296

PhoenixLouisville

PHX - SDF

PHXSDF

Phoenix Sky Harbor Intl

Wed 9/23

8:45 am-7:07 pm

1 stop7h 22m

Louisville Intl

Mon 10/5

3:36 pm-7:32 pm

1 stop6h 56m

$297

PhoenixLouisville

PHX - SDF

PHXSDF

Phoenix Sky Harbor Intl

Wed 8/5

6:15 am-4:20 pm

1 stop7h 05m

Louisville Intl

Wed 8/12

7:05 am-11:00 am

2 stops6h 55m

$302

PhoenixLouisville

PHX - SDF

PHXSDF

Phoenix Sky Harbor Intl

Tue 10/20

8:10 am-8:55 pm

2 stops9h 45m

Louisville Intl

Tue 10/27

9:05 am-1:20 pm

2 stops7h 15m

$307

Quickest round-trip

PhoenixLouisville

PHX - SDF

PHXSDF

Phoenix Sky Harbor Intl

Sat 7/18

12:36 am-10:39 am

1 stop7h 03m

Louisville Intl

Wed 7/22

7:48 pm-11:01 pm

1 stop6h 13m

$318

PhoenixLouisville

PHX - SDF

PHXSDF

Phoenix Sky Harbor Intl

Wed 8/12

1:30 pm-11:00 pm

1 stop6h 30m

Louisville Intl

Sat 8/15

6:45 am-10:35 am

2 stops6h 50m

$323

PhoenixLouisville

PHX - SDF

PHXSDF

Phoenix Sky Harbor Intl

Wed 8/12

10:15 am-10:29 pm

2 stops9h 14m

Louisville Intl

Sat 8/15

7:25 am-10:22 am

1 stop5h 57m

$325

PhoenixLouisville

PHX - SDF

PHXSDF

Phoenix Sky Harbor Intl

Fri 8/28

12:15 pm-10:15 pm

1 stop7h 00m

Louisville Intl

Sun 8/30

5:15 am-10:34 am

2 stops8h 19m

$326

PhoenixLouisville

PHX - SDF

PHXSDF

Phoenix Sky Harbor Intl

Wed 9/16

5:00 am-5:14 pm

1 stop9h 14m

Louisville Intl

Fri 9/18

2:41 pm-8:57 pm

1 stop9h 16m

$327

PhoenixLouisville

PHX - SDF

PHXSDF

Phoenix Sky Harbor Intl

Thu 8/6

2:48 pm-11:59 pm

1 stop6h 11m

Louisville Intl

Wed 8/12

5:15 am-10:37 am

2 stops8h 22m

$334

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Phoenix Sky Harbor Intl Airport to Louisville

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Layovers

Other information

What is the typical price of a round-trip flight between Phoenix Sky Harbor Intl Airport and Louisville?

What is the cheapest month to fly to Louisville?

If you are unable to visit Louisville during the month of November, then departing from Phoenix Sky Harbor Intl Airport during the month August is also very affordable. Most momondo users find prices during this month for around $361.

What is the cheapest day to depart on your flight to Louisville?

On average, the least expensive day to fly to Louisville from Phoenix Sky Harbor Intl Airport is on a Saturday. momondo users have found tickets for Saturday departures for as low as $484. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Phoenix Sky Harbor Intl Airport to Louisville on a Sunday will generally be more expensive and average around $720. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Louisville?

Our data shows that the cheapest Phoenix Sky Harbor Intl Airport to Louisville flights are usually those with departure times in the morning. Our users have found flights to Louisville in the morning for as low as $513. In the afternoon is when there is more demand to fly to Louisville, so prices are often more expensive at around $584 per ticket.

What is the cheapest Phoenix Sky Harbor Intl to Louisville Intl flight route?

Fly from Phoenix Sky Harbor Intl to Louisville Intl for the best Phoenix Sky Harbor Intl - Louisville Intl flight prices

How far in advance should I book a flight from Phoenix Sky Harbor Intl Airport to Louisville?

You are more likely to see cheaper flights to Louisville from Phoenix Sky Harbor Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Louisville for around $426 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Louisville from Phoenix Sky Harbor Intl Airport for as low as $182 on momondo.

What cabin class options are available on Phoenix Sky Harbor Intl Airport to Louisville flights?

There is only 1 cabin class available to choose from on Phoenix Sky Harbor Intl Airport to Louisville flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Phoenix Sky Harbor Intl Airport to Louisville flights?

You could potentially save up to 16% on your flight if you consider stops on a Phoenix Sky Harbor Intl Airport to Louisville flight.

How have Phoenix Sky Harbor Intl Airport to Louisville flight prices changed over time?

As of June 2026, prices for Phoenix Sky Harbor Intl Airport to Louisville flights are approximately 3% more expensive when compared to flights at the same time last year.

When to book flights from Phoenix Sky Harbor Intl Airport to Louisville

Are you open to changing your travel dates? Check out the ideal times to fly from Phoenix Sky Harbor Intl Airport to Louisville according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Phoenix Sky Harbor Intl Airport to Louisville (PHX to SDF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Phoenix Sky Harbor Intl Airport to Louisville

Best Price Found	$398
Fastest flight time	3h 15m
Direct flights	Every day
Airports in Louisville	1 airport

The best one-way flight to Louisville from Phoenix Sky Harbor Intl Airport in the past 72 hours is $398. The best round-trip flight deal from Phoenix Sky Harbor Intl Airport to Louisville found on momondo in the last 72 hours is $473.

The fastest flight from Phoenix Sky Harbor Intl Airport to Louisville takes 3h 15m

Direct flights go from Phoenix Sky Harbor Intl Airport to Louisville every day.

There is 1 airport in Louisville. From Phoenix Sky Harbor Intl Airport there are direct flights to Louisville Intl (SDF).

Search flight deals

Frequently asked questions about flying from Phoenix Sky Harbor Intl Airport to Louisville

How far is Phoenix Sky Harbor Intl to Louisville Intl by plane?
Louisville Intl is 1500.6 mi away from Phoenix Sky Harbor Intl. By plane, this route typically takes 3h 15m.
When did momondo last update prices for flights from Phoenix Sky Harbor Intl Airport to Louisville Intl Airport?
Prices for flights from Phoenix Sky Harbor Intl Airport to Louisville Intl Airport refresh daily.
How many operators does momondo search for flights from Phoenix Sky Harbor Intl Airport to Louisville Intl Airport?
As of June 2026, there are 5 operators available to choose from for flights from Phoenix Sky Harbor Intl Airport to Louisville Intl Airport.
How old do you have to be to fly from Phoenix Sky Harbor Intl Airport to Louisville Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Phoenix Sky Harbor Intl Airport to Louisville Intl Airport.
What documentation or ID do you need to fly to Louisville Intl Airport?
The required travel and health documents for your Louisville Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Louisville Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Phoenix Sky Harbor Intl Airport to Louisville?
momondo data reveals that the most frequently booked plane model on the route from Phoenix Sky Harbor Intl Airport to Louisville is Boeing 737 MAX 8, representing 45.95% of all bookings. The subsequent popular models are Boeing 737-800 Passenger/BBJ2 (winglets) at 27.03%, Boeing 737 at 8.11%, and Airbus A321-100/200 at 5.41%.
What is the most popular airline from Phoenix Sky Harbor Intl Airport to Louisville?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Phoenix Sky Harbor Intl Airport to Louisville is Southwest (41% of total bookings). The next most popular airlines are American Airlines (30%), United Airlines (14%), and Delta (12%).

Best airlines flying from Phoenix Sky Harbor Intl Airport to Louisville

Compare and see reviews for airlines that fly from Phoenix Sky Harbor Intl Airport to Louisville with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $182	Free Cancellation	Rating 7.4 9,889 reviews	Search United Airlines flights
JetBlue	PriceFrom $238	Free Cancellation	Rating 7.1 3,008 reviews	Search JetBlue flights
American Airlines	PriceFrom $256	Free Cancellation	Rating 7.1 11,757 reviews	Search American Airlines flights
Delta	PriceFrom $261	Free Cancellation	Rating 7.8 8,440 reviews	Search Delta flights
Southwest	PriceFrom $270	Free Cancellation	Rating 7.9 4,243 reviews	Search Southwest flights

Southwest Flights From Phoenix Sky Harbor Intl Airport to Louisville
Southwest operates around 5 flights from Phoenix Sky Harbor Intl Airport to Louisville every week. The average price of these flights found in the last 72 hours has been $492, but momondo users have found Southwest deals from Phoenix Sky Harbor Intl Airport to Louisville from as low as $270 round-trip. Southwest has been scored 7.9/10 in 4,243 reviews.

French Lick

Elizabethtown

Jeffersonville

West Baden Springs

Bardstown

Shepherdsville

New Albany

Elizabeth

Charlestown

Corydon

Brandenburg

Georgetown

Springfield

Why use momondo?

Why should I use momondo to find a flight deal from Phoenix to Louisville?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Phoenix to Louisville. momondo saves you time and could save you money on your trip.

Can I find flights from Phoenix to Louisville with flexible booking policies on momondo?

momondo does allow users to show only those flights to Louisville from Phoenix which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Phoenix to Louisville?

Once all potential Phoenix to Louisville flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Phoenix to Louisville right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Phoenix to Louisville flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Louisville trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Sat 7/25

Sat 8/1

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States

Nearby airports

Airlines

Cabin classes

Other United States destinations

Other flights from Phoenix Sky Harbor Intl Airport

Complete your trip

Feeling lucky

Airports servicing Kentucky

Lexington Blue Grass Airport

Owensboro Daviess County Airport

Paducah Barkley Regional Airport

Cheap flights from Phoenix Sky Harbor Intl Airport to Louisville from $149

Find the cheapest flights from Phoenix Sky Harbor Intl Airport to Louisville

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

United Airlines flights from Phoenix Sky Harbor Intl Airport to Louisville

Our best United Airlines deals on Phoenix Sky Harbor Intl Airport to Louisville flight tickets

Delta flights from Phoenix Sky Harbor Intl Airport to Louisville

Our best Delta deals on Phoenix Sky Harbor Intl Airport to Louisville flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Louisville that are best for you.

See travel insights to Louisville from

How to get the cheapest flight ticket from Phoenix Sky Harbor Intl Airport to Louisville

What is the typical price of a round-trip flight between Phoenix Sky Harbor Intl Airport and Louisville?

What is the cheapest month to fly to Louisville?

What is the cheapest day to depart on your flight to Louisville?

What is the cheapest time of day to depart on your flight to Louisville?

What is the cheapest Phoenix Sky Harbor Intl to Louisville Intl flight route?

How far in advance should I book a flight from Phoenix Sky Harbor Intl Airport to Louisville?

What cabin class options are available on Phoenix Sky Harbor Intl Airport to Louisville flights?

Can stopping save me money on Phoenix Sky Harbor Intl Airport to Louisville flights?

How have Phoenix Sky Harbor Intl Airport to Louisville flight prices changed over time?

What is the cheapest airline that flies from Phoenix Sky Harbor Intl to Louisville Intl?

What airlines fly to Louisville?

Which airport is the most popular layover for flights between Phoenix Sky Harbor Intl Airport and Louisville?

Which layover airport offers the lowest fares from Phoenix Sky Harbor Intl Airport to Louisville?

Which layover airport has the shortest travel time from Phoenix Sky Harbor Intl Airport to Louisville?

Which layover airport has the shortest connection time from Phoenix Sky Harbor Intl Airport to Louisville?

How many flights depart from Phoenix Sky Harbor Intl Airport to Louisville on average per week?

When to book flights from Phoenix Sky Harbor Intl Airport to Louisville

Cheap Phoenix Sky Harbor Intl Airport to Louisville (PHX to SDF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Phoenix Sky Harbor Intl Airport to Louisville

Best Price Found

Fastest flight time

Direct flights

Airports in Louisville

Frequently asked questions about flying from Phoenix Sky Harbor Intl Airport to Louisville

Best airlines flying from Phoenix Sky Harbor Intl Airport to Louisville

Compare and see reviews for airlines that fly from Phoenix Sky Harbor Intl Airport to Louisville with momondo

Southwest Flights From Phoenix Sky Harbor Intl Airport to Louisville

Traveling to a place near Louisville?

Why use momondo?

An easier way to manage your Louisville trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Kentucky

Fly your favorite airline to Louisville

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Louisville

List of cabin classes available on flights landing in Louisville. Availability may vary depending on flight origin and airline.

Popular cities in the United States

Popular flights according to clicks in the last 7 days on momondo

Fly to other destinations from Phoenix Sky Harbor Intl Airport

According to popular flight searches on momondo this year

Complete your trip to Louisville

Explore popular destinations other users love

According to popular flight searches on momondo this year