HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Louisville

$39+ Cheap flights from Pennsylvania to Louisville (SDF)

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 5/30. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SDF
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Pennsylvania 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.

Cheap flight deals from Pennsylvania to Louisville

Keep the following information in mind while searching for Pennsylvania to Louisville flight deals. Data was last updated May 1, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$166
(Cheapflightsfares)

One-way from

$39
(Cheapflightsfares)

Popular in

March

Cheapest in

February

Average price

$423

Good round-trip deal

$387 or less

Good one-way deal

$188 or less
Provider with most accurate pricing for Philadelphia-Louisville Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Philadelphia-Louisville Intl flights.
Search Deals
From Pennsylvania to Louisville Intl
Search Deals
One-way flight from Pennsylvania to Louisville Intl
Search Deals
High demand for flights, 1% potential price rise
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2025
Search Deals
Price to beat on a round-trip flight from Pennsylvania to Louisville Intl.
Search Deals
Price to beat on a one-way flight from Pennsylvania to Louisville Intl.
Search Deals

Find flight deals from Pennsylvania to Louisville

Cheapest flights from Pennsylvania to Louisville
Explore the most affordable flight options available from Pennsylvania to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 4/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/236:48 amEWR - SDF
Nonstop2h 12mSpirit Airlines
Sun 5/2511:23 amSDF - EWR
1 stop11h 50mSpirit Airlines
Deal found 4/30$166
This Mytrip deal was found by Cheapflights users on 5/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/295:15 amEWR - SDF
1 stop27h 32mMultiple Airlines
Sat 5/314:45 pmSDF - EWR
1 stop4h 15mMultiple Airlines
Deal found 5/1$170
This Mytrip deal was found by Cheapflights users on 4/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/287:00 amPIT - SDF
1 stop12h 15mMultiple Airlines
Wed 6/42:07 pmSDF - PIT
1 stop21h 23mMultiple Airlines
Deal found 4/30$176
This Mytrip deal was found by Cheapflights users on 5/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2911:06 amPIT - SDF
1 stop21h 54mSpirit Airlines
Thu 6/511:23 amSDF - PIT
1 stop24h 13mSpirit Airlines
Deal found 5/1$177
This Booking.com deal was found by Cheapflights users on 5/1. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/206:00 amPHL - SDF
1 stop6h 03mSpirit Airlines
Thu 5/2211:23 amSDF - PHL
1 stop11h 13mSpirit Airlines
Deal found 5/1$183
This United Airlines deal was found by Cheapflights users on 4/30. 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 6/310:40 amEWR - SDF
Nonstop2h 22mUnited Airlines
Sat 6/76:30 amSDF - EWR
Nonstop2h 10mUnited Airlines
Deal found 4/30$197
This Delta deal was found by Cheapflights users on 4/30. 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 5/246:16 pmPHL - SDF
1 stop3h 45mDelta
Sun 5/2510:52 amSDF - PHL
1 stop6h 42mDelta
Deal found 4/30$201
This Delta deal was found by Cheapflights users on 5/1. 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 5/2212:29 pmLGA - SDF
Nonstop2h 30mDelta
Thu 5/296:00 amSDF - LGA
Nonstop2h 14mDelta
Deal found 5/1$203
This Mytrip deal was found by Cheapflights users on 4/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/3111:55 amLGA - SDF
1 stop22h 23mSpirit Airlines
Mon 6/26:48 pmSDF - LGA
1 stop15h 12mSpirit Airlines
Deal found 4/30$204
This Mytrip deal was found by Cheapflights users on 5/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/275:54 amLGA - SDF
1 stop6h 09mMultiple Airlines
Wed 5/288:05 pmSDF - LGA
1 stop13h 55mMultiple Airlines
Deal found 5/1$208
This Delta deal was found by Cheapflights users on 4/30. 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.
Fri 6/66:00 amDCA - SDF
1 stop4h 12mDelta
Mon 6/93:24 pmSDF - DCA
1 stop4h 21mDelta
Deal found 4/30$209
This Delta deal was found by Cheapflights users on 4/30. 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 7/1010:05 amIAD - SDF
1 stop4h 11mDelta
Mon 7/147:14 pmSDF - IAD
1 stop3h 41mDelta
Deal found 4/30$209

Cheapflights Fare Finder

Customize your flight search to find flights from Pennsylvania 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 2,558,603 searches. Data last updated May 1, 2025.
Use the filters below to find and compare flights from Pennsylvania to Louisville that are best for you.

Fly from

Pennsylvania

Fly to

Louisville

Route

Depart

Return

Price

NewarkLouisville

EWR - SDF

EWRSDF

Newark

Fri 5/23

6:48 am-9:00 am

Nonstop2h 12m

Louisville Intl

Sun 5/25

11:23 am-11:13 pm

1 stop11h 50m

$166

NewarkLouisville

EWR - SDF

EWRSDF

Newark

Thu 5/29

5:15 am-8:47 am

1 stop27h 32m

Louisville Intl

Sat 5/31

4:45 pm-9:00 pm

1 stop4h 15m

$170

PittsburghLouisville

PIT - SDF

PITSDF

Pittsburgh

Wed 5/28

7:00 am-7:15 pm

1 stop12h 15m

Louisville Intl

Wed 6/4

2:07 pm-11:30 am

1 stop21h 23m

$176

PittsburghLouisville

PIT - SDF

PITSDF

Pittsburgh

Thu 5/29

11:06 am-9:00 am

1 stop21h 54m

Louisville Intl

Thu 6/5

11:23 am-11:36 am

1 stop24h 13m

$177

PhiladelphiaLouisville

PHL - SDF

PHLSDF

Philadelphia

Tue 5/20

6:00 am-12:03 pm

1 stop6h 03m

Louisville Intl

Thu 5/22

11:23 am-10:36 pm

1 stop11h 13m

$183

NewarkLouisville

EWR - SDF

EWRSDF

Newark

Tue 6/3

10:40 am-1:02 pm

Nonstop2h 22m

Louisville Intl

Sat 6/7

6:30 am-8:40 am

Nonstop2h 10m

$197

PhiladelphiaLouisville

PHL - SDF

PHLSDF

Philadelphia

Sat 5/24

6:16 pm-10:01 pm

1 stop3h 45m

Louisville Intl

Sun 5/25

10:52 am-5:34 pm

1 stop6h 42m

$201

New YorkLouisville

LGA - SDF

LGASDF

New York LaGuardia

Thu 5/22

12:29 pm-2:59 pm

Nonstop2h 30m

Louisville Intl

Thu 5/29

6:00 am-8:14 am

Nonstop2h 14m

$203

New YorkLouisville

LGA - SDF

LGASDF

New York LaGuardia

Sat 5/31

11:55 am-10:18 am

1 stop22h 23m

Louisville Intl

Mon 6/2

6:48 pm-10:00 am

1 stop15h 12m

$204

New YorkLouisville

LGA - SDF

LGASDF

New York LaGuardia

Tue 5/27

5:54 am-12:03 pm

1 stop6h 09m

Louisville Intl

Wed 5/28

8:05 pm-10:00 am

1 stop13h 55m

$208

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Pennsylvania to Louisville

Have a flexible travel schedule? Discover the best time to fly to Louisville from Pennsylvania 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 Pennsylvania to Louisville

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

Currently, January is the cheapest month in which you can book a flight from Pennsylvania to Louisville (average of $299). Flying from Pennsylvania to Louisville in April is currently the most expensive (average of $369). 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 PA to SDF?

Find hourly flight availability from Pennsylvania 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 May 1, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Pennsylvania to Louisville as you normally would.

Rainfall in Louisville by month

Plan your trip to Louisville by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Louisville ranges from 3.1 - 5.3 inches per month. May is typically the wettest month, when rainfall can reach 5.3 in. September is typically the driest time to visit Louisville when rainfall is around 3.1 in.

Temperature in Louisville by month

Plan your trip to Louisville by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Louisville, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

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 May 1, 2025.
Read reviews from past customers who have flown Breeze Airways, Southwest and Delta from Pennsylvania to Louisville. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Breeze Airways
8.1
Very good
160 reviews

Food

6.7

Comfort

8.2

Boarding

8.3

Entertainment

6.6

Crew

8.8

Overall

8.1

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Breeze Airways
8.1
Very good
160 reviews
Breeze Airways
8.1
Very good
160 reviews

Food

6.7

Comfort

8.2

Boarding

8.3

Entertainment

6.6

Crew

8.8

Overall

8.1

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Southwest
8.0
Very good
4,293 reviews
Breeze Airways
8.1
Very good
160 reviews

Food

6.7

Comfort

8.2

Boarding

8.3

Entertainment

6.6

Crew

8.8

Overall

8.1

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Delta
8.0
Very good
7,934 reviews
Breeze Airways
8.1
Very good
160 reviews

Food

6.7

Comfort

8.2

Boarding

8.3

Entertainment

6.6

Crew

8.8

Overall

8.1

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
United Airlines
7.4
Good
8,696 reviews
Breeze Airways
8.1
Very good
160 reviews

Food

6.7

Comfort

8.2

Boarding

8.3

Entertainment

6.6

Crew

8.8

Overall

8.1

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Allegiant Air
7.3
Good
734 reviews
Breeze Airways
8.1
Very good
160 reviews

Food

6.7

Comfort

8.2

Boarding

8.3

Entertainment

6.6

Crew

8.8

Overall

8.1

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!

Related info for your journey

Find useful and relevant information for your journey from Pennsylvania to Louisville. 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 into for flights to Louisville from Pennsylvania?

    For a flight from Pennsylvania to Louisville, you will be flying into Louisville Intl. Louisville Intl (SDF) is just 5.3 mi from the center of the city.

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

    One-way options have recently been found by users for as low as $39 on Spirit Airlines. Other airlines that offer cheap prices include Allegiant Air from $79 and American Airlines from $90 one-way.

  • What are the most popular routes from Pennsylvania to Louisville?

    The most popular route from Pennsylvania to Louisville is New York LaGuardia - Louisville Intl. You may also consider Newark - Louisville Intl or New York John F Kennedy Intl - Louisville Intl.

  • What are the most reliable airlines from Pennsylvania to Louisville?

    The top 3 most reliable airlines when flying from Pennsylvania to Louisville are Aer Lingus (89%), Alaska Airlines (89%) and American Airlines (81%).

  • What are the cheapest flights from Pennsylvania to Louisville?

    Looking for the cheapest flight from Pennsylvania to Louisville? While on average our users pay $411, our data indicates the cheapest price to be $149. The most popular route (New York LaGuardia - Louisville Intl), is priced around $184.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Pennsylvania to Louisville 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 Pennsylvania to Louisville?

    Currently, January is the cheapest month in which you can book a flight from Pennsylvania to Louisville (average of $299). Flying from Pennsylvania to Louisville in April is currently the most expensive (average of $369). 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

Traveling to a place near Pennsylvania?

Book flights to Pennsylvania if you plan to visit one of these locations
Jeffersonville
Corydon
Elizabethtown
Bardstown

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Pennsylvania to Louisville

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Nashville flights
Newark to Nashville flights
LaGuardia to Nashville flights
Los Angeles to Nashville flights
O'Hare Intl to Nashville flights
Reagan-National to Nashville flights
Dallas/Fort Worth to Nashville flights
Boston to Nashville flights
Seattle to Nashville flights
Denver to Nashville flights
San Francisco to Nashville flights
Baltimore to Nashville flights
Dulles Intl to Nashville flights
Dallas/Fort Worth to Cincinnati flights
Boston to Cincinnati flights
LaGuardia to Louisville flights
Minneapolis to Nashville flights
John F Kennedy Intl to Cincinnati flights
Ontario to Nashville flights
Philadelphia to Nashville flights
LaGuardia to Cincinnati flights
Newark to Cincinnati flights
Raleigh to Nashville flights
Newark to Louisville flights
Burbank to Nashville flights
O'Hare Intl to Knoxville flights
Seattle to Cincinnati flights
Sky Harbor Intl to Nashville flights
Portland to Nashville flights
Santa Ana to Nashville flights
John F Kennedy Intl to Louisville flights
Denver to Cincinnati flights
Boston to Louisville flights
Orlando to Nashville flights
LaGuardia to Knoxville flights
San Diego to Nashville flights
Hobby to Nashville flights
Detroit to Nashville flights
Fort Lauderdale to Nashville flights
Hobby to Cincinnati flights
Los Angeles to Cincinnati flights
John F Kennedy Intl to Knoxville flights
O'Hare Intl to Cincinnati flights
Dallas/Fort Worth to Knoxville flights
George Bush Intcntl to Nashville flights
Las Vegas to Nashville flights
Cleveland to Nashville flights
Reagan-National to Louisville flights
Dulles Intl to Cincinnati flights
Reagan-National to Cincinnati flights

Top 5 airlines flying from Pennsylvania to Louisville

Discover the top 5 airlines that operate flights from Pennsylvania 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 2,558,603 searches. Data last updated May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$128Average$230FlexibilityNo cancel feeOn-time65%
United AirlinesCheapest$172Average$405FlexibilityNo cancel feeOn-time69%
DeltaCheapest$177Average$355FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$195Average$380FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$310Average$392FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
Privacy Preferences©2025 Cheapflights