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$66+ 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 10/31. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — PHL
Nov 15 — Nov 221
Sat 11/15
Sat 11/22
1 adult, Economy
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Cheap flight deals from Louisville to Pennsylvania

Keep the following information in mind while searching for Louisville to Pennsylvania flight deals. Data was last updated October 16, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$189
(American Airlines)

One-way from

$66
(Cheapflightsfares)

Popular in

August

Cheapest in

June

Average price

$511

Good round-trip deal

$456 or less

Good one-way deal

$329 or less
Provider with most accurate pricing for Louisville Intl-Philadelphia flight deals.
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Provider most trusted by Cheapflights users for Louisville Intl-Philadelphia flights.
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From Louisville Intl to Pennsylvania
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One-way flight from Louisville Intl to Pennsylvania
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Highest demand for flights based on searches. 12% potential increase in price ($66 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 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 Louisville Intl to Pennsylvania.
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Price to beat on a one-way flight from Louisville Intl to Pennsylvania.
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Find 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 October 16, 2025.

This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/116:08 amSDF - DCA
Nonstop1h 41mAmerican Airlines
Mon 12/157:45 pmDCA - SDF
Nonstop1h 53mAmerican Airlines
Deal found 10/15$189
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.
Wed 11/122:35 pmSDF - IAD
Nonstop1h 36mUnited Airlines
Wed 11/1912:50 pmIAD - SDF
Nonstop1h 55mUnited Airlines
Deal found 10/15$189
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/66:01 amSDF - DCA
Nonstop1h 44mAmerican Airlines
Sun 11/98:31 amDCA - SDF
Nonstop2h 08mAmerican Airlines
Deal found 10/16$190
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/262:35 pmSDF - IAD
Nonstop1h 36mUnited Airlines
Fri 11/2812:51 pmIAD - SDF
Nonstop1h 55mUnited Airlines
Deal found 10/16$194
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/296:05 amSDF - DCA
Nonstop1h 40mAmerican Airlines
Sat 11/18:32 amDCA - SDF
Nonstop2h 11mAmerican Airlines
Deal found 10/15$199
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/319:55 amSDF - IAD
Nonstop1h 38mUnited Airlines
Sun 11/212:50 pmIAD - SDF
Nonstop1h 55mUnited Airlines
Deal found 10/14$199
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/126:16 pmSDF - DCA
1 stop5h 24mDelta
Mon 12/156:21 pmDCA - SDF
1 stop5h 38mDelta
Deal found 10/15$209
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/66:45 amSDF - EWR
Nonstop2h 10mUnited Airlines
Sun 11/99:05 pmEWR - SDF
Nonstop2h 35mUnited Airlines
Deal found 10/16$209
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/127:59 pmSDF - IAD
1 stop4h 14mDelta
Mon 12/1512:30 pmIAD - SDF
1 stop6h 22mDelta
Deal found 10/14$209
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.
Thu 11/62:55 pmSDF - EWR
1 stop7h 22mMultiple Airlines
Sun 11/92:55 pmEWR - SDF
1 stop18h 03mMultiple Airlines
Deal found 10/16$210
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/49:55 amSDF - IAD
Nonstop1h 38mUnited Airlines
Sun 12/712:50 pmIAD - SDF
Nonstop1h 55mUnited Airlines
Deal found 10/16$210
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/67:09 amSDF - IAD
1 stop4h 22mDelta
Sun 11/96:00 amIAD - SDF
1 stop3h 59mDelta
Deal found 10/16$211

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 October 16, 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

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

Thu 12/11

6:08 am-7:49 am

Nonstop1h 41m

Washington, D.C. Reagan-National

Mon 12/15

7:45 pm-9:38 pm

Nonstop1h 53m

$189

LouisvilleWashington, D.C.

SDF - IAD

SDFIAD

Louisville Intl

Wed 1/7

2:10 pm-3:49 pm

Nonstop1h 39m

Washington, D.C. Dulles Intl

Mon 1/12

5:45 pm-7:43 pm

Nonstop1h 58m

$189

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

Fri 1/9

6:00 am-7:50 am

Nonstop1h 50m

Washington, D.C. Reagan-National

Tue 1/13

8:26 am-10:38 am

Nonstop2h 12m

$189

LouisvilleWashington, D.C.

SDF - IAD

SDFIAD

Louisville Intl

Wed 11/12

2:35 pm-4:11 pm

Nonstop1h 36m

Washington, D.C. Dulles Intl

Wed 11/19

12:50 pm-2:45 pm

Nonstop1h 55m

$189

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

Wed 11/12

6:45 am-1:00 pm

1 stop6h 15m

Washington, D.C. Reagan-National

Thu 11/13

6:00 am-11:45 am

1 stop5h 45m

$209

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

Thu 12/11

3:18 pm-8:40 pm

1 stop5h 22m

Washington, D.C. Reagan-National

Mon 12/15

7:59 am-2:12 pm

1 stop6h 13m

$209

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

Wed 1/7

6:05 am-1:11 pm

1 stop7h 06m

Washington, D.C. Reagan-National

Mon 1/12

2:00 pm-9:03 pm

1 stop7h 03m

$209

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

Fri 12/12

12:25 pm-6:40 pm

1 stop6h 15m

Washington, D.C. Reagan-National

Mon 12/15

6:55 pm-11:05 pm

1 stop4h 10m

$209

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

Fri 12/5

3:18 pm-8:40 pm

1 stop5h 22m

Washington, D.C. Reagan-National

Sun 12/7

7:59 am-12:13 pm

1 stop4h 14m

$209

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

Thu 11/6

6:00 am-11:31 am

1 stop5h 31m

Washington, D.C. Reagan-National

Sun 11/9

6:06 am-9:59 am

1 stop3h 53m

$209

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/14

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, November is the cheapest month in which you can book a flight from Louisville to Pennsylvania (average of $76). Flying from Louisville to Pennsylvania in August is currently the most expensive (average of $212). 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 October 16, 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 October 16, 2025.

The most flights from SDF to USPA are scheduled on a Monday (10 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (4 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 October 16, 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
4,241 reviews

Boarding

8.1

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,241 reviews
Southwest
8.0
Very good
4,241 reviews

Boarding

8.1

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
8.0
Very good
7,984 reviews
Southwest
8.0
Very good
4,241 reviews

Boarding

8.1

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,982 reviews
Southwest
8.0
Very good
4,241 reviews

Boarding

8.1

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,043 reviews
Southwest
8.0
Very good
4,241 reviews

Boarding

8.1

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Spirit Airlines
6.3
Okay
8,097 reviews
Southwest
8.0
Very good
4,241 reviews

Boarding

8.1

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

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 13 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 1h 39m. American Airlines provides one of the quickest options available for as low as $189. There are 450 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 $86. Users have also found prices from $97 and $105 on American Airlines and Southwest, 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 Republic Airways (96%), Alaska Airlines (93%) and PSA Airlines (93%).

  • What are the cheapest flights from Louisville to Pennsylvania?

    Looking at all options, your cheapest flight can be booked for $163. While the most popular route (Louisville Intl - New York LaGuardia) can be booked for $173 on average, our data indicates $545 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, November is the cheapest month in which you can book a flight from Louisville to Pennsylvania (average of $76). Flying from Louisville to Pennsylvania in August is currently the most expensive (average of $212). 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 October 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$150Average$371FlexibilityNo cancel feeOn-time63%
Spirit AirlinesCheapest$165Average$233FlexibilityNo cancel feeOn-time65%
DeltaCheapest$196Average$357FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$215Average$367FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$256Average$425FlexibilityNo cancel feeOn-time69%

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