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Pennsylvania

$55+ Cheap flights from Louisville (SDF) to Pennsylvania

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 1/8. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — PHL
Jan 8 — Jan 151
Thu 1/8
Thu 1/15
1 adult, Economy
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Cheap flight deals from Louisville to Pennsylvania

Cheapest flights from Louisville to Pennsylvania
Explore the most affordable flight options available from Louisville to Pennsylvania. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 9, 2025.

This American Airlines deal was found by Cheapflights users on 12/7. 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.
Mon 12/226:03 amSDF - DCA
Nonstop1h 39mAmerican Airlines
Fri 12/267:45 pmDCA - SDF
Nonstop1h 48mAmerican Airlines
Deal found 12/7$219
This United Airlines deal was found by Cheapflights users on 12/8. 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.
Mon 12/229:55 amSDF - IAD
Nonstop1h 41mUnited Airlines
Fri 12/265:15 pmIAD - SDF
Nonstop1h 56mUnited Airlines
Deal found 12/8$219
This American Airlines deal was found by Cheapflights users on 12/8. 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 12/166:08 amSDF - DCA
Nonstop1h 41mAmerican Airlines
Sat 1/101:52 pmDCA - SDF
Nonstop2h 03mAmerican Airlines
Deal found 12/8$234
This United Airlines deal was found by Cheapflights users on 12/8. 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.
Sun 12/219:55 amSDF - IAD
Nonstop1h 41mUnited Airlines
Sat 1/175:45 pmIAD - SDF
Nonstop1h 58mUnited Airlines
Deal found 12/8$234
This Delta deal was found by Cheapflights users on 12/8. 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.
Mon 12/222:20 pmSDF - DCA
1 stop6h 12mDelta
Fri 12/265:35 pmDCA - SDF
1 stop5h 23mDelta
Deal found 12/8$239
This Kiwi.com deal was found by Cheapflights users on 12/7. 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 12/212:55 pmSDF - EWR
1 stop6h 05mMultiple Airlines
Wed 1/712:01 pmEWR - SDF
1 stop11h 58mMultiple Airlines
Deal found 12/7$248
This American Airlines deal was found by Cheapflights users on 12/8. 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.
Sat 12/206:03 amSDF - DCA
Nonstop1h 39mAmerican Airlines
Thu 12/252:54 pmDCA - SDF
Nonstop1h 56mAmerican Airlines
Deal found 12/8$249
This American Airlines deal was found by Cheapflights users on 12/7. 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 12/235:00 amSDF - EWR
1 stop4h 38mAmerican Airlines
Tue 12/307:02 amEWR - SDF
1 stop6h 28mAmerican Airlines
Deal found 12/7$249
This United Airlines deal was found by Cheapflights users on 12/8. 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 12/209:55 amSDF - IAD
Nonstop1h 41mUnited Airlines
Wed 12/245:15 pmIAD - SDF
Nonstop1h 56mUnited Airlines
Deal found 12/8$249
This Kiwi.com deal was found by Cheapflights users on 12/8. 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 12/198:52 pmSDF - EWR
1 stop19h 26mMultiple Airlines
Sun 1/411:05 amEWR - SDF
1 stop21h 53mMultiple Airlines
Deal found 12/8$251
This Delta deal was found by Cheapflights users on 12/8. 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 12/167:50 amSDF - DCA
1 stop3h 47mDelta
Sat 1/108:00 amDCA - SDF
1 stop6h 42mDelta
Deal found 12/8$254
This Delta deal was found by Cheapflights users on 12/9. 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 12/168:35 amSDF - IAD
1 stop6h 05mDelta
Sat 1/106:00 amIAD - SDF
1 stop4h 11mDelta
Deal found 12/9$254

Find flight deals from Louisville to Pennsylvania

Keep the following information in mind while searching for Louisville to Pennsylvania flight deals. Data was last updated December 9, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$161
(Priceline)

One-way from

$55
(Spirit)

Popular in

December

Cheapest in

June

Average price

$586

Good round-trip deal

$442 or less

Good one-way deal

$409 or less
Provider with most accurate pricing for Louisville Intl-Philadelphia flight deals.
Search Deals
Provider most trusted by Cheapflights users for Louisville Intl-Philadelphia flights.
Search Deals
From Louisville Intl to Pennsylvania
Search Deals
One-way flight from Louisville Intl to Pennsylvania
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($28 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Louisville Intl to Pennsylvania.
Search Deals
Price to beat on a one-way flight from Louisville Intl to Pennsylvania.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Louisville to Pennsylvania 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 9, 2025.
Use the filters below to find and compare flights from Louisville to Pennsylvania that are best for you.

Fly from

Louisville

Fly to

Pennsylvania

Route

Depart

Return

Price

LouisvillePhiladelphia

SDF - PHL

SDFPHL

Louisville Intl

Fri 1/9

6:54 pm-8:47 am

1 stop13h 53m

Philadelphia

Sun 1/11

8:43 pm-1:00 pm

1 stop16h 17m

$172

LouisvillePhiladelphia

SDF - PHL

SDFPHL

Louisville Intl

Fri 1/9

1:55 pm-7:48 pm

1 stop5h 53m

Philadelphia

Mon 1/12

5:30 am-1:00 pm

1 stop7h 30m

$180

LouisvillePhiladelphia

SDF - PHL

SDFPHL

Louisville Intl

Tue 1/20

3:36 pm-11:50 pm

1 stop8h 14m

Philadelphia

Wed 1/21

4:55 pm-2:41 pm

1 stop21h 46m

$190

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

Sat 1/10

3:37 pm-8:32 pm

1 stop4h 55m

Washington, D.C. Reagan-National

Wed 1/14

6:05 am-10:11 am

1 stop4h 06m

$209

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

Mon 1/12

12:50 pm-8:35 pm

1 stop7h 45m

Washington, D.C. Reagan-National

Thu 1/15

6:00 am-11:50 am

1 stop5h 50m

$209

LouisvilleNewark

SDF - EWR

SDFEWR

Louisville Intl

Fri 1/9

1:50 pm-4:09 pm

Nonstop2h 19m

Newark

Fri 1/16

4:58 pm-7:31 pm

Nonstop2h 33m

$209

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

Fri 1/9

5:45 pm-10:33 pm

1 stop4h 48m

Washington, D.C. Reagan-National

Mon 1/12

1:45 pm-9:05 pm

1 stop7h 20m

$209

LouisvilleNewark

SDF - EWR

SDFEWR

Louisville Intl

Thu 1/22

1:50 pm-4:09 pm

Nonstop2h 19m

Newark

Sun 1/25

8:45 pm-11:23 pm

Nonstop2h 38m

$209

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

Mon 1/19

6:54 pm-10:57 pm

1 stop4h 03m

Washington, D.C. Reagan-National

Mon 2/2

7:30 pm-11:50 pm

1 stop4h 20m

$209

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

Thu 1/8

6:00 am-12:40 pm

1 stop6h 40m

Washington, D.C. Reagan-National

Thu 1/15

8:50 am-4:11 pm

1 stop7h 21m

$209

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/8

Showing 1-10 of 60 results
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Best time to book a flight from Louisville to Pennsylvania

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

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

Currently, February is the cheapest month in which you can book a flight from Louisville to Pennsylvania (average of $116). Flying from Louisville to Pennsylvania in November is currently the most expensive (average of $219). 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 PA?

Find hourly flight availability from Louisville to Pennsylvania. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 9, 2025.

It’s optimal to fly from Louisville to Pennsylvania in the evening. By choosing this option you can save up to 39% on the cost of your flight, compared to a flight at noon.

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

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

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

Weekly flight availability from Louisville to Pennsylvania

Explore weekly flight availability from Louisville to Pennsylvania. 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 December 9, 2025.

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

Reviews of airlines servicing Pennsylvania

Get insights into the airlines that provide service to Pennsylvania. 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 Pennsylvania. Reviews last updated December 9, 2025.
Get a feel of what it's like to fly with Southwest, Delta, and United Airlines from Louisville to Pennsylvania by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,254 reviews

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

8.0

Food

7.0

Boarding

8.1

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
8.0
Very good
4,254 reviews
Southwest
8.0
Very good
4,254 reviews

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

8.0

Food

7.0

Boarding

8.1

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
8,011 reviews
Southwest
8.0
Very good
4,254 reviews

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

8.0

Food

7.0

Boarding

8.1

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
9,089 reviews
Southwest
8.0
Very good
4,254 reviews

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

8.0

Food

7.0

Boarding

8.1

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
11,045 reviews
Southwest
8.0
Very good
4,254 reviews

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

8.0

Food

7.0

Boarding

8.1

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
Spirit Airlines
6.3
Okay
8,168 reviews
Southwest
8.0
Very good
4,254 reviews

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

8.0

Food

7.0

Boarding

8.1

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 Pennsylvania. 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 Pennsylvania?

    Louisville Intl (SDF) is the airport you will fly out of if you book a flight from Louisville to Pennsylvania. It is only a 5.3 mi journey to Louisville Intl (SDF) from Louisville’s city center.

  • How popular is this Louisville to Pennsylvania flight route?

    The Louisville Intl to Pennsylvania flight path was viewed by 17 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Louisville to Pennsylvania?

    A quick flight from Louisville to Pennsylvania can take about 2h 19m. Spirit Airlines provides one of the quickest options available for as low as $209. There are 640 mi between Louisville and Pennsylvania. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    For one-way options, check prices for Spirit Airlines. According to our data, you can fly for as low as $49. Users have also found prices from $113 and $136 on Delta and American Airlines, respectively.

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

    When deciding which route to take from Louisville to Pennsylvania consider Louisville Intl - New York LaGuardia, Louisville Intl - Newark or Louisville Intl - New York John F Kennedy Intl as they are the most popular.

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

    The top 3 most reliable airlines when flying from Louisville to Pennsylvania are Piedmont Airlines (91%), Alaska Airlines (90%) and Qatar Airways (87%).

  • What are the cheapest flights from Louisville to Pennsylvania?

    Looking at all options, your cheapest flight can be booked for $288. While the most popular route (Louisville Intl - New York LaGuardia) can be booked for $176 on average, our data indicates $592 when flying from Louisville to Pennsylvania.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Louisville to Pennsylvania (average of $116). Flying from Louisville to Pennsylvania in November is currently the most expensive (average of $219). 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 Pennsylvania

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Louisville to Pennsylvania

Discover the top 5 airlines that operate flights from Louisville to Pennsylvania. 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 9, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$150Average$382FlexibilityNo cancel feeOn-time63%
Spirit AirlinesCheapest$165Average$230FlexibilityNo cancel feeOn-time65%
DeltaCheapest$196Average$342FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$215Average$379FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$267Average$429FlexibilityNo cancel feeOn-time69%

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