Cheap Flights from Philadelphia, PA to Louisville, KY from $135

On Cheapflightsplus.com you will find 132 connecting flights from Philadelphia to Louisville. You can compare airfare deals from 2 airlines and multiple travel sites from $135, book and save on cheap plane tickets and last minute offers. Also check out PHL-SDF flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip Philadelphia to Louisville Flight Deals

To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights». To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight. Cheapest flights in November: $135 (one-way), $232 (round-trip).
Direct flights
  • Check to choose departure date Check to choose departure date
Check prices for return flight
Find flights
Full flight schedule will help you in detecting at what time planes fly from Philadelphia to Louisville. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.
Departure Arrival Flight Details Flight Duration Price
06:30 — 13:17
06:30 — 07:52 UA1659 United Airlines
Philadelphia — Chicago
2h 54m stop
10:46 — 13:17 UA5899 United Airlines
Chicago — Louisville
6h 47m
including layover
Find flight
from$161
08:15 — 13:24
08:15 — 09:39 UA622 United Airlines
Philadelphia — Chicago
1h 16m stop
10:55 — 13:24 UA4559 United Airlines
Chicago — Louisville
5h 9m
including layover
Find flight
from$163
08:15 — 15:22
+1 day
08:15 — 11:13 NK2596 Spirit Airlines
Philadelphia — Los Angeles
21h 8m stop
08:21 — 15:22 NK2072 Spirit Airlines
Los Angeles — Louisville
31h 7m
including layover
Find flight
from$207
09:00 — 20:50
09:00 — 11:44 NK3161 Spirit Airlines
Philadelphia — Sanford
7h stop
18:44 — 20:50 G41350 Allegiant Air
Sanford — Louisville
11h 50m
including layover
Find flight
from$135
10:10 — 17:16
10:10 — 11:32 UA622 United Airlines
Philadelphia — Chicago
3h 13m stop
14:45 — 17:16 UA4529 United Airlines
Chicago — Louisville
7h 6m
including layover
Find flight
from$190
10:40 — 14:40
10:40 — 11:40 UA4578 United Airlines
Philadelphia — Washington D.C.
1h 10m stop
12:50 — 14:40 UA6195 United Airlines
Washington D.C. — Louisville
4h
including layover
Find flight
from$164
12:50 — 20:33
12:38 — 14:02 UA511 United Airlines
Philadelphia — Chicago
3h 48m stop
17:55 — 20:26 UA3598 United Airlines
Chicago — Louisville
7h 43m
including layover
Find flight
from$161
13:06 — 19:35
12:58 — 15:28 UA2197 United Airlines
Philadelphia — Houston
40m stop
16:40 — 20:06 UA6151 United Airlines
Houston — Louisville
6h 29m
including layover
Find flight
from$345
15:05 — 21:06
15:05 — 16:15 UA4852 United Airlines
Philadelphia — Washington D.C.
3h stop
19:15 — 21:06 UA6242 United Airlines
Washington D.C. — Louisville
6h 1m
including layover
Find flight
from$315
17:03 — 10:02
+1 day
17:03 — 18:25 UA308 United Airlines
Philadelphia — Chicago
13h 1m stop
07:26 — 10:02 UA5323 United Airlines
Chicago — Louisville
16h 59m
including layover
Find flight
from$209
17:16 — 22:14
17:16 — 18:40 UA308 United Airlines
Philadelphia — Chicago
1h stop
19:40 — 22:14 UA3551 United Airlines
Chicago — Louisville
4h 58m
including layover
Find flight
from$163
18:18 — 20:03
+1 day
18:18 — 21:15 NK877 Spirit Airlines
Philadelphia — Miami
20h 21m stop
17:36 — 20:03 NK1042 Spirit Airlines
Miami — Louisville
25h 45m
including layover
Find flight
from$168
18:47 — 17:49
+1 day
18:47 — 21:31 NK3161 Spirit Airlines
Philadelphia — Sanford
18h 5m stop
15:36 — 17:49 G42963 Allegiant Air
Sanford — Louisville
23h 2m
including layover
Find flight
from$135
20:15 — 12:13
+1 day
20:15 — 22:55 NK2276 Spirit Airlines
Philadelphia — Orlando
11h 8m stop
10:03 — 12:13 NK2609 Spirit Airlines
Orlando — Louisville
15h 58m
including layover
Find flight
from$192
20:15 — 14:20
+1 day
20:15 — 22:55 NK2276 Spirit Airlines
Philadelphia — Sanford
13h 23m stop
12:18 — 14:20 G41234 Allegiant Air
Sanford — Louisville
18h 5m
including layover
Find flight
from$222
05:45 — 20:50
05:45 — 07:53 NK1062 Spirit Airlines
Philadelphia — Atlanta
1h 49m stop
09:42 — 11:14 NK1851 Spirit Airlines
Atlanta — Sanford
7h 30m stop
18:44 — 20:50 G41350 Allegiant Air
Sanford — Louisville
15h 5m
including layover
Find flight
from$178
05:45 — 08:11
+1 day
05:45 — 07:53 NK1062 Spirit Airlines
Philadelphia — Atlanta
1h 49m stop
09:42 — 11:14 NK1851 Spirit Airlines
Atlanta — Orlando
18h 46m stop
06:00 — 08:11 NK142 Spirit Airlines
Orlando — Louisville
26h 26m
including layover
Find flight
from$192
06:30 — 17:45
+1 day
06:30 — 08:47 NK905 Spirit Airlines
Philadelphia — Las Vegas
8h 14m stop
17:01 — 21:51 NK3712 Spirit Airlines
Las Vegas — Dallas
16h 44m stop
14:35 — 17:45 NK2050 Spirit Airlines
Dallas — Louisville
35h 15m
including layover
Find flight
from$143
07:22 — 20:50
07:22 — 09:03 NK1012 Spirit Airlines
Philadelphia — Detroit
4h 10m stop
13:13 — 15:55 NK3782 Spirit Airlines
Detroit — Sanford
2h 49m stop
18:44 — 20:50 G41350 Allegiant Air
Sanford — Louisville
13h 28m
including layover
Find flight
from$178
07:22 — 17:45
+1 day
07:22 — 09:03 NK1012 Spirit Airlines
Philadelphia — Detroit
9h 39m stop
18:42 — 20:32 NK1020 Spirit Airlines
Detroit — Dallas
18h 3m stop
14:35 — 17:45 NK2050 Spirit Airlines
Dallas — Louisville
34h 23m
including layover
Find flight
from$186
09:00 — 20:03
+1 day
09:00 — 11:44 NK3161 Spirit Airlines
Philadelphia — Orlando
7h 56m stop
19:40 — 20:53 NK675 Spirit Airlines
Orlando — Miami
20h 43m stop
17:36 — 20:03 NK1042 Spirit Airlines
Miami — Louisville
35h 3m
including layover
Find flight
from$194
12:59 — 17:45
+1 day
12:59 — 15:58 NK3149 Spirit Airlines
Philadelphia — Miami
4h 28m stop
20:26 — 22:42 NK1558 Spirit Airlines
Miami — Dallas
15h 53m stop
14:35 — 17:45 NK2050 Spirit Airlines
Dallas — Louisville
28h 46m
including layover
Find flight
from$143
*Departure and arrival times - local. Updated on July 21, 2025

Flight Information

Below we will explain in detail what the flights cost on the destination from Philadelphia to Louisville depends on and how to choose the most interesting flight option for you.

Distance between Philadelphia and Louisville is 926 miles. Time difference between the cities is 0h. Airplanes depart 05:45 to 20:50 from 4 Philadelphia airports and arrive 05:45 to 20:50 to 3 Louisville airports. Average flight time is 20h 45m.

  • The fastest flight 4h
  • Average flight time 20h 45m
  • The earliest flight 05:45
  • The latest flight 20:50
  • Distance 576 ml

The cheapest months to travel to Louisville are october (from 135 $), september (from 135 $), july (from 162 $).

The most expensive months are august (from 163 $), july (from 162 $), september (from 135 $).

What is the lowest airfare Philadelphia to Louisville?

The cheapest plane ticket found by our users is $135. This airfare is for economy class on one-way NK3161 flight by Spirit Airlines for October 7, 2025 which leaves Philadelphia Int. in Philadelphia at 09:00 am and arrives at Louisville Standiford Field at 20:50.

Economy class
$135
Find
Business class
?
Find
First class
?
Find

Popular Airlines on the Route

The flight Philadelphia — Louisville is served by 2 regular airlines and 1 low-cost airline. Most of the flights on this route are operated by United Airlines - 37 departures per week at the price of from $ 161 . And the most expensive tickets are offered by United Airlines airline - from $ 618.

Direct flights

There’re no direct flights on this route. Try flights with stops.

Connecting Flights

There are 132 flights with layovers on the route. The fastest connecting flight is UA4578 by United Airlines takes 4h and the cheapest is NK3161 by Spirit Airlines for $135.

  • UA - United Airlines
    from $161
    Find
  • NK - Spirit Airlines
    from $135
    Find
See more connecting flights

Airports

You can fly from Philadelphia to Louisville from 4 airports (Philadelphia Int., North Philadelphia, Mustin Alf, Philadelphia Sea Plane Base).

Philadelphia airports

  • Philadelphia Int.-PHL
    from $135
    Find
  • North Philadelphia-PNE
    Find
  • Mustin Alf-MUV
    Find
  • Philadelphia Sea Plane Base-PSQ
    Find

Louisville airports

  • Standiford Field-SDF
    Find
  • Intercontinental-LJC
    Find
  • Bowman Field-LOU
    Find

How to book a plane ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

    To find a plane ticket, please select dates.

Back