How does KAYAK find such low prices on flights from Kentucky to Philadelphia?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Kentucky to Philadelphia.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Kentucky to Philadelphia?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Philadelphia from Kentucky is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Kentucky to Philadelphia?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Philadelphia with an airline and back to Kentucky with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Kentucky to Philadelphia?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Philadelphia from Kentucky up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Cheap Flights from Kentucky to Philadelphia

Save 25% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Flight Deals

Cheap Flights from Kentucky to Philadelphia

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Kentucky to Philadelphia

Wed, Dec 2 - Wed, Dec 9

5:12 pm - 11:28 pmSDF Louisville Intl-PHL Philadelphia

6h 16m1 stop Raleigh-Durham

11:28 am - 4:32 pmPHL Philadelphia-SDF Louisville Intl

5h 04m1 stop Raleigh-Durham

$178Multiple Airlines

Sat, Dec 5 - Wed, Dec 9

5:12 pm - 11:26 pmSDF Louisville Intl-PHL Philadelphia

6h 14m1 stop Raleigh-Durham

11:28 am - 4:32 pmPHL Philadelphia-SDF Louisville Intl

5h 04m1 stop Raleigh-Durham

$178Multiple Airlines

Wed, Dec 2 - Tue, Dec 15

5:12 pm - 11:28 pmSDF Louisville Intl-PHL Philadelphia

6h 16m1 stop Raleigh-Durham

4:16 pm - 4:32 pmPHL Philadelphia-SDF Louisville Intl

24h 16m1 stop Raleigh-Durham

$180Multiple Airlines

Wed, Dec 2 - Mon, Dec 7

7:20 am - 1:15 pmSDF Louisville Intl-PHL Philadelphia

5h 55m1 stop Nashville Intl

5:35 am - 12:15 pmPHL Philadelphia-SDF Louisville Intl

6h 40m1 stop Nashville Intl

$311Southwest

Tue, Dec 1 - Wed, Dec 2

5:55 pm - 11:15 pmSDF Louisville Intl-PHL Philadelphia

5h 20m1 stop Orlando

1:25 pm - 8:35 pmPHL Philadelphia-SDF Louisville Intl

7h 10m1 stop Chicago Midway

$311Southwest

Thu, Dec 10 - Sat, Dec 12

5:55 pm - 11:15 pmSDF Louisville Intl-PHL Philadelphia

5h 20m1 stop Orlando

11:30 am - 4:25 pmPHL Philadelphia-SDF Louisville Intl

4h 55m1 stop Nashville Intl

$311Southwest

Thu, Nov 19 - Thu, Nov 19

10:01 am - 6:32 pmSDF Louisville Intl-PHL Philadelphia

8h 31m1 stop Chicago O'Hare Intl

8:04 pm - 10:30 pmPHL Philadelphia-SDF Louisville Intl

2h 26mnonstop

$392American Airlines

Thu, Jan 28 - Thu, Jan 28

10:17 am - 6:32 pmSDF Louisville Intl-PHL Philadelphia

8h 15m1 stop Chicago O'Hare Intl

7:35 pm - 9:59 pmPHL Philadelphia-SDF Louisville Intl

2h 24mnonstop

$411American Airlines

Tue, Dec 22 - Wed, Jun 2

5:53 pm - 1:03 amLEX Lexington Blue Grass-PHL Philadelphia

7h 10m1 stop Atlanta Hartsfield-Jackson

4:05 pm - 9:21 pmPHL Philadelphia-LEX Lexington Blue Grass

5h 16m1 stop Atlanta Hartsfield-Jackson

$503Delta

Tue, Dec 22 - Sat, Jun 5

5:53 pm - 1:03 amLEX Lexington Blue Grass-PHL Philadelphia

7h 10m1 stop Atlanta Hartsfield-Jackson

5:15 pm - 9:35 pmPHL Philadelphia-LEX Lexington Blue Grass

4h 20m1 stop Detroit Metropolitan Wayne County

$503Delta

Recent last minute flight deals from Kentucky to Philadelphia

Wed, Nov 4 - Tue, Nov 10

4:06 pm - 4:24 pmSDF Louisville Intl-PHL Philadelphia

24h 18m1 stop Raleigh-Durham

5:14 pm - 3:26 pmPHL Philadelphia-SDF Louisville Intl

22h 12m2 stops Atlanta Hartsfield-Jackson Raleigh-Durham

$395Multiple Airlines

Wed, Nov 4 - Mon, Nov 9

4:06 pm - 4:24 pmSDF Louisville Intl-PHL Philadelphia

24h 18m1 stop Raleigh-Durham

9:54 am - 5:33 pmPHL Philadelphia-SDF Louisville Intl

7h 39m1 stop Tampa St. Petersburg

$415Multiple Airlines

Mon, Nov 2 - Fri, Nov 6

12:24 pm - 12:29 amSDF Louisville Intl-PHL Philadelphia

12h 05m1 stop Tampa St. Petersburg

7:20 pm - 3:26 pmPHL Philadelphia-SDF Louisville Intl

20h 06m1 stop Raleigh-Durham

$431Multiple Airlines

Sat, Oct 31 - Sun, Nov 1

1:08 pm - 8:15 amLEX Lexington Blue Grass-PHL Philadelphia

19h 07m2 stops Charlotte Douglas Harrisburg

10:40 am - 6:24 pmPHL Philadelphia-LEX Lexington Blue Grass

7h 44m1 stop Chicago O'Hare Intl

$546American Airlines

Sat, Oct 31 - Sun, Nov 1

1:08 pm - 11:33 amLEX Lexington Blue Grass-PHL Philadelphia

22h 25m2 stops Charlotte Douglas Harrisburg

1:35 pm - 3:33 pmPHL Philadelphia-LEX Lexington Blue Grass

1h 58mnonstop

$551American Airlines

Sat, Oct 31 - Sun, Nov 1

1:08 pm - 8:15 amLEX Lexington Blue Grass-PHL Philadelphia

19h 07m2 stops Charlotte Douglas Harrisburg

10:40 am - 6:24 pmPHL Philadelphia-LEX Lexington Blue Grass

7h 44m1 stop Chicago O'Hare Intl

$556American Airlines

Sat, Oct 31 - Tue, Nov 3

11:04 am - 4:51 pmLEX Lexington Blue Grass-PHL Philadelphia

5h 47m1 stop Atlanta Hartsfield-Jackson

2:10 pm - 7:13 pmPHL Philadelphia-LEX Lexington Blue Grass

5h 03m1 stop Atlanta Hartsfield-Jackson

$559Delta

Sat, Oct 31 - Tue, Nov 3

11:04 am - 4:51 pmLEX Lexington Blue Grass-PHL Philadelphia

5h 47m1 stop Atlanta Hartsfield-Jackson

4:00 pm - 10:53 pmPHL Philadelphia-LEX Lexington Blue Grass

6h 53m1 stop Atlanta Hartsfield-Jackson

$559Delta

Sun, Nov 1 - Sun, Nov 15

7:05 am - 5:40 pmSDF Louisville Intl-PHL Philadelphia

10h 35m2 stops Nashville Intl Orlando

6:00 am - 3:05 pmPHL Philadelphia-SDF Louisville Intl

9h 05m2 stops Lambert-St Louis Chicago Midway

$605Southwest

Tue, Nov 3 - Sat, Nov 7

5:55 pm - 11:10 pmSDF Louisville Intl-PHL Philadelphia

5h 15m1 stop Orlando

11:30 am - 10:25 pmPHL Philadelphia-SDF Louisville Intl

10h 55m2 stops Nashville Intl Baltimore/Washington

$620Southwest

Recent direct flight deals from Kentucky to Philadelphia

Wed, Feb 3 - Sat, Feb 6

7:00 am - 9:03 amSDF Louisville Intl-PHL Philadelphia

2h 03mnonstop

7:35 pm - 9:59 pmPHL Philadelphia-SDF Louisville Intl

2h 24mnonstop

$555American Airlines

Sat, Dec 12 - Sat, Dec 19

11:44 am - 1:45 pmSDF Louisville Intl-PHL Philadelphia

2h 01mnonstop

8:57 pm - 11:14 pmPHL Philadelphia-SDF Louisville Intl

2h 17mnonstop

$555American Airlines

Wed, Dec 23 - Wed, Dec 30

7:44 am - 9:50 amSDF Louisville Intl-PHL Philadelphia

2h 06mnonstop

8:57 pm - 11:14 pmPHL Philadelphia-SDF Louisville Intl

2h 17mnonstop

$555American Airlines

Tue, Dec 22 - Wed, Dec 30

7:44 am - 9:50 amSDF Louisville Intl-PHL Philadelphia

2h 06mnonstop

8:57 pm - 11:14 pmPHL Philadelphia-SDF Louisville Intl

2h 17mnonstop

$555American Airlines

Wed, Dec 23 - Tue, Jan 5

7:44 am - 9:50 amSDF Louisville Intl-PHL Philadelphia

2h 06mnonstop

8:57 pm - 11:14 pmPHL Philadelphia-SDF Louisville Intl

2h 17mnonstop

$555American Airlines

Sat, Feb 6 - Sat, Feb 13

7:00 am - 9:03 amSDF Louisville Intl-PHL Philadelphia

2h 03mnonstop

8:12 am - 10:30 amPHL Philadelphia-SDF Louisville Intl

2h 18mnonstop

$555American Airlines

Sat, Feb 6 - Wed, Feb 17

7:00 am - 9:03 amSDF Louisville Intl-PHL Philadelphia

2h 03mnonstop

6:07 pm - 8:21 pmPHL Philadelphia-SDF Louisville Intl

2h 14mnonstop

$555American Airlines

Wed, Dec 2 - Wed, Dec 9

11:44 am - 1:45 pmSDF Louisville Intl-PHL Philadelphia

2h 01mnonstop

8:03 pm - 10:34 pmPHL Philadelphia-SDF Louisville Intl

2h 31mnonstop

$555American Airlines

Wed, Dec 2 - Sat, Dec 12

11:44 am - 1:45 pmSDF Louisville Intl-PHL Philadelphia

2h 01mnonstop

8:42 pm - 11:13 pmPHL Philadelphia-SDF Louisville Intl

2h 31mnonstop

$555American Airlines

Tue, Apr 6 - Sat, Apr 10

6:00 am - 7:52 amLEX Lexington Blue Grass-PHL Philadelphia

1h 52mnonstop

1:20 pm - 3:18 pmPHL Philadelphia-LEX Lexington Blue Grass

1h 58mnonstop

$577American Airlines

Useful Info

Low season	January
High season	July
Cheapest flight	$118

Best time to beat the crowds with an average 17% drop in price.

Most popular time to fly with an average 5% increase in price.

Flight from Louisville to Philadelphia

How does KAYAK find such low prices on flights from Kentucky to Philadelphia?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Kentucky to Philadelphia.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Kentucky to Philadelphia?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Philadelphia from Kentucky is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Kentucky to Philadelphia?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Philadelphia with an airline and back to Kentucky with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Kentucky to Philadelphia?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Philadelphia from Kentucky up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Wildwood Crest

Newark

Essington

North Wildwood

Vineland

West Chester

Elkton

Willow Grove

Middletown

Voorhees

Pottstown

Kennett Square

Somers Point

Glen Mills

Millville

Springfield

Blackwood

Wyomissing

Phoenixville

Strasburg

More options for your flight to Philadelphia

Add a hotel or car rental

Airports

Cabin class

Direct Flights

Origins

Other destinations

Return flight

Complete your trip to Philadelphia with a hotel stay or car rental

Car rentals in Philadelphia

Hotels in Philadelphia

Vacations in Philadelphia

PHL

$118 Find Cheap Flights from Kentucky to Philadelphia - Compare and Save

Cheap Flights from Kentucky to Philadelphia

Recent round-trip flight deals from Kentucky to Philadelphia

Recent one-way flight deals from Kentucky to Philadelphia

Recent last minute flight deals from Kentucky to Philadelphia

Recent direct flight deals from Kentucky to Philadelphia

Good to know

Low season

High season

Cheapest flight

FAQs for booking flights from Kentucky to Philadelphia

Traveling to a place near Philadelphia?

More options for your flight to Philadelphia

Complete your trip to Philadelphia with a hotel stay or car rental

Information on the airport you'll fly into in Philadelphia

Cabin class types available on flights to Kentucky

Find direct flights for Philadelphia

Flights from domestic origins to Philadelphia

Flights to other popular destinations

Find deals for your return flight