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$92+ 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 11/3. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SDF
Nov 16 — Nov 231
Sun 11/16
Sun 11/23
1 adult, Economy
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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 October 17, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$183
(American Airlines)

One-way from

$92
(Priceline)

Popular in

October

Cheapest in

February

Average price

$565

Good round-trip deal

$509 or less

Good one-way deal

$360 or less
Provider with most accurate pricing for Philadelphia-Louisville Intl flight deals.
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Provider most trusted by Cheapflights users for Philadelphia-Louisville Intl flights.
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From Pennsylvania to Louisville Intl
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One-way flight from Pennsylvania to Louisville Intl
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Highest demand for flights based on searches. 8% potential increase in price ($44 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Price to beat on a round-trip flight from Pennsylvania to Louisville Intl.
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Price to beat on a one-way flight from Pennsylvania to Louisville Intl.
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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 October 17, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/14. 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 10/306:34 amEWR - SDF
1 stop7h 41mMultiple Airlines
Fri 11/78:52 pmSDF - EWR
1 stop14h 07mMultiple Airlines
Deal found 10/14$182
This American Airlines deal was found by Cheapflights users on 10/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/412:21 pmPIT - SDF
1 stop7h 58mAmerican Airlines
Thu 11/67:25 amSDF - PIT
1 stop8h 09mAmerican Airlines
Deal found 10/14$183
This Kiwi.com deal was found by Cheapflights users on 10/14. 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 11/22:55 pmEWR - SDF
1 stop18h 03mMultiple Airlines
Fri 11/78:52 pmSDF - EWR
1 stop14h 07mMultiple Airlines
Deal found 10/14$192
This Kiwi.com deal was found by Cheapflights users on 10/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/298:19 pmEWR - SDF
2 stops36h 39mMultiple Airlines
Mon 11/38:52 pmSDF - EWR
1 stop23h 21mMultiple Airlines
Deal found 10/15$195
This Kiwi.com deal was found by Cheapflights users on 10/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/306:34 amEWR - SDF
1 stop7h 41mMultiple Airlines
Mon 11/38:52 pmSDF - EWR
1 stop23h 21mMultiple Airlines
Deal found 10/15$199
This Kiwi.com deal was found by Cheapflights users on 10/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/306:34 amEWR - SDF
1 stop7h 41mMultiple Airlines
Sun 11/22:55 pmSDF - EWR
1 stop25h 09mMultiple Airlines
Deal found 10/15$207
This Kiwi.com deal was found by Cheapflights users on 10/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/138:51 pmPHL - SDF
1 stop12h 13mMultiple Airlines
Sun 11/167:11 pmSDF - PHL
1 stop14h 19mMultiple Airlines
Deal found 10/15$208
This Kiwi.com deal was found by Cheapflights users on 10/14. 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 10/306:34 amEWR - SDF
1 stop7h 41mMultiple Airlines
Thu 11/62:55 pmSDF - EWR
1 stop7h 22mMultiple Airlines
Deal found 10/14$208
This United Airlines deal was found by Cheapflights users on 10/15. 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 12/168:57 pmEWR - SDF
Nonstop2h 35mUnited Airlines
Wed 2/256:15 amSDF - EWR
Nonstop2h 12mUnited Airlines
Deal found 10/15$209
This Delta deal was found by Cheapflights users on 10/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/56:05 amIAD - SDF
1 stop3h 45mDelta
Sun 11/97:54 pmSDF - IAD
1 stop4h 22mDelta
Deal found 10/13$209
This Kiwi.com deal was found by Cheapflights users on 10/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/149:00 amEWR - SDF
1 stop9h 16mMultiple Airlines
Mon 11/178:52 pmSDF - EWR
1 stop23h 21mMultiple Airlines
Deal found 10/15$211
This Kiwi.com deal was found by Cheapflights users on 10/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/174:00 pmPHL - SDF
1 stop16h 43mMultiple Airlines
Tue 1/136:00 amSDF - PHL
1 stop13h 17mMultiple Airlines
Deal found 10/16$213

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 October 17, 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

PittsburghLouisville

PIT - SDF

PITSDF

Pittsburgh

Wed 11/12

12:21 pm-8:19 pm

1 stop7h 58m

Louisville Intl

Wed 11/19

12:43 pm-9:15 pm

1 stop8h 32m

$183

NewarkLouisville

EWR - SDF

EWRSDF

Newark

Thu 11/20

4:47 pm-7:14 pm

Nonstop2h 27m

Louisville Intl

Sun 11/23

6:50 am-9:00 am

Nonstop2h 10m

$209

NewarkLouisville

EWR - SDF

EWRSDF

Newark

Fri 11/14

9:20 pm-11:54 pm

Nonstop2h 34m

Louisville Intl

Wed 11/19

6:45 am-8:55 am

Nonstop2h 10m

$209

Washington, D.C.Louisville

IAD - SDF

IADSDF

Washington, D.C. Dulles Intl

Sat 11/1

6:00 am-11:49 am

1 stop5h 49m

Louisville Intl

Tue 11/4

6:00 am-11:31 am

1 stop5h 31m

$214

Washington, D.C.Louisville

DCA - SDF

DCASDF

Washington, D.C. Reagan-National

Wed 11/12

9:30 am-5:10 pm

2 stops7h 40m

Louisville Intl

Thu 11/13

6:35 am-4:20 pm

2 stops9h 45m

$219

Washington, D.C.Louisville

DCA - SDF

DCASDF

Washington, D.C. Reagan-National

Mon 11/17

8:15 am-5:10 pm

2 stops8h 55m

Louisville Intl

Wed 11/19

11:45 am-5:50 pm

2 stops6h 05m

$219

Washington, D.C.Louisville

DCA - SDF

DCASDF

Washington, D.C. Reagan-National

Thu 10/30

6:00 am-9:56 am

1 stop3h 56m

Louisville Intl

Mon 11/3

5:00 pm-10:51 pm

1 stop5h 51m

$219

Washington, D.C.Louisville

DCA - SDF

DCASDF

Washington, D.C. Reagan-National

Fri 1/9

2:55 pm-10:10 pm

2 stops7h 15m

Louisville Intl

Mon 1/12

11:50 am-6:00 pm

2 stops6h 10m

$219

PittsburghLouisville

PIT - SDF

PITSDF

Pittsburgh

Mon 11/3

10:15 am-6:16 pm

1 stop8h 01m

Louisville Intl

Thu 11/6

7:11 pm-11:09 am

1 stop15h 58m

$220

NewarkLouisville

EWR - SDF

EWRSDF

Newark

Fri 11/14

9:20 pm-11:54 pm

Nonstop2h 34m

Louisville Intl

Mon 11/17

6:07 pm-12:13 am

1 stop6h 06m

$225

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/13

Showing 1-10 of 60 results
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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, November is the cheapest month in which you can book a flight from Pennsylvania to Louisville (average of $68). Flying from Pennsylvania to Louisville in March is currently the most expensive (average of $226). 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 October 17, 2025.

A simple way to save on the total cost of your ticket is to fly from Pennsylvania to Louisville in the evening. If you’re flexible enough to do this you can expect to save up to 18% on your trip compared to booking a flight in the morning.

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

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

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

Weekly flight availability from Pennsylvania to Louisville

Explore weekly flight availability from Pennsylvania to Louisville. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated October 17, 2025.

The most flights from USPA to SDF are scheduled on a Monday (8 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (4 on average).

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.

  • How popular is this Pennsylvania to Louisville flight route?

    Within the past month, 1 users have taken a look at flights from Pennsylvania to Louisville Intl.

  • How long is the flight from Pennsylvania to Louisville?

    There are many flights that can get you from Pennsylvania to Louisville in 2h 27m. Fly via American Airlines, United Airlines, or Delta to get the fastest option. There are 640 mi between Pennsylvania and Louisville. This flight may include one or multiple stops.

  • 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 $98 on Spirit Airlines. Other airlines that offer cheap prices include Southwest from $105 and American Airlines from $117 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 Piedmont Airlines (95%), Alaska Airlines (89%) and PSA Airlines (88%).

  • What are the cheapest flights from Pennsylvania to Louisville?

    Looking for the cheapest flight from Pennsylvania to Louisville? While on average our users pay $540, our data indicates the cheapest price to be $340. The most popular route (New York LaGuardia - Louisville Intl), is priced around $186.

  • 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, November is the cheapest month in which you can book a flight from Pennsylvania to Louisville (average of $68). Flying from Pennsylvania to Louisville in March is currently the most expensive (average of $226). 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 Louisville?

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

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Alternative routes for Pennsylvania to Louisville

See prices for flight routes from nearby airports that may be better suited for you.
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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 October 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$166Average$230FlexibilityNo cancel feeOn-time65%
DeltaCheapest$207Average$351FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$214Average$454FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$223Average$449FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$258Average$390FlexibilityNo cancel feeOn-time63%

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