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Cheap flights from Philadelphia to Louisville from $115

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Philadelphia to Louisville departing on 8/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Philadelphia to Louisville

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
4:35 pm - 9:49 am
PHL
-
SDF
17h 14m
2 stops
Multiple Airlines Logo
10:39 am - 3:37 pm
SDF
-
PHL
28h 58m
1 stop
$275Multiple Airlines
Thu, Aug 20 - Mon, Aug 24
Multiple Airlines Logo
2:59 pm - 11:26 am
PHL
-
SDF
20h 27m
1 stop
Multiple Airlines Logo
1:02 pm - 8:06 pm
SDF
-
PHL
7h 04m
1 stop
$288Multiple Airlines
Tue, Jul 21 - Sat, Jul 25
Multiple Airlines Logo
2:59 pm - 11:26 am
PHL
-
SDF
20h 27m
1 stop
Multiple Airlines Logo
8:06 pm - 12:22 pm
SDF
-
PHL
16h 16m
2 stops
$291Multiple Airlines
Tue, Jul 21 - Sat, Jul 25
Multiple Airlines Logo
6:33 pm - 10:32 am
PHL
-
SDF
15h 59m
1 stop
Multiple Airlines Logo
9:10 pm - 12:48 am
SDF
-
PHL
27h 38m
1 stop
$293Multiple Airlines
Wed, Aug 5 - Mon, Aug 10
Multiple Airlines Logo
4:30 pm - 8:36 am
PHL
-
SDF
16h 06m
2 stops
Multiple Airlines Logo
12:16 pm - 4:05 pm
SDF
-
PHL
27h 49m
1 stop
$296Multiple Airlines
Tue, Jul 7 - Wed, Jul 22
Multiple Airlines Logo
2:59 pm - 11:26 am
PHL
-
SDF
20h 27m
1 stop
Multiple Airlines Logo
8:48 pm - 12:39 am
SDF
-
PHL
27h 51m
1 stop
$314Multiple Airlines
Tue, Jul 14 - Fri, Jul 17
Multiple Airlines Logo
5:16 pm - 8:36 am
PHL
-
SDF
15h 20m
1 stop
Multiple Airlines Logo
12:16 pm - 4:05 pm
SDF
-
PHL
27h 49m
1 stop
$315Multiple Airlines
Tue, Jul 7 - Wed, Jul 22
Multiple Airlines Logo
6:33 pm - 10:32 am
PHL
-
SDF
15h 59m
1 stop
Multiple Airlines Logo
9:10 pm - 12:22 pm
SDF
-
PHL
15h 12m
2 stops
$324Multiple Airlines
Wed, Aug 5 - Mon, Aug 10
Multiple Airlines Logo
2:59 pm - 7:58 pm
PHL
-
SDF
28h 59m
1 stop
Multiple Airlines Logo
8:48 pm - 12:22 pm
SDF
-
PHL
15h 34m
2 stops
$326Multiple Airlines
Thu, Jul 30 - Mon, Aug 3
Multiple Airlines Logo
6:00 am - 10:38 am
PHL
-
SDF
28h 38m
2 stops
Multiple Airlines Logo
8:48 pm - 4:05 pm
SDF
-
PHL
19h 17m
1 stop
$330Multiple Airlines
Wed, Jul 8 - Mon, Jul 13

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Southwest flights from Philadelphia to Louisville

Our best Southwest deals on Philadelphia to Louisville flight tickets
Southwest
Jul 14
PHL11:25 amPhiladelphia
4h 10m
1 stop
SDF3:35 pmLouisville Intl
Jul 21
SDF5:25 pmLouisville Intl
5h 30m
1 stop
PHL10:55 pmPhiladelphia
$339
Southwest
Jul 14
PHL12:55 pmPhiladelphia
7h 35m
1 stop
SDF8:30 pmLouisville Intl
Jul 15
SDF5:25 pmLouisville Intl
5h 30m
1 stop
PHL10:55 pmPhiladelphia
$344
Southwest
Jul 14
PHL12:55 pmPhiladelphia
8h 50m
2 stops
SDF9:45 pmLouisville Intl
Jul 15
SDF8:45 amLouisville Intl
8h 15m
2 stops
PHL5:00 pmPhiladelphia
$349

American Airlines flights from Philadelphia to Louisville

Our best American Airlines deals on Philadelphia to Louisville flight tickets
American Airlines
Jun 17
PHL8:46 amPhiladelphia
2h 17m
SDF11:03 amLouisville Intl
Jun 24
SDF7:43 amLouisville Intl
2h 02m
PHL9:45 amPhiladelphia
$525
American Airlines
Jun 17
PHL10:16 amPhiladelphia
6h 21m
1 stop
SDF4:37 pmLouisville Intl
Jun 24
SDF10:11 amLouisville Intl
4h 40m
1 stop
PHL2:51 pmPhiladelphia
$545
American Airlines
Jun 19
PHL3:34 pmPhiladelphia
2h 11m
SDF5:45 pmLouisville Intl
Jun 24
SDF6:25 pmLouisville Intl
2h 05m
PHL8:30 pmPhiladelphia
$585

momondo Fare Finder

 
Customize your flight search to find flights from Philadelphia 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, momondo users made 832,500 searches. Data last updated June 16, 2026.
Use the filters below to find and compare flights from Philadelphia to Louisville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhiladelphiaLouisville

PHL - SDF

PHLSDF

Philadelphia

Thu 8/20

4:35 pm-9:49 am

2 stops17h 14m

Louisville Intl

Mon 8/24

10:39 am-3:37 pm

1 stop28h 58m

$275
Quickest round-trip

PhiladelphiaLouisville

PHL - SDF

PHLSDF

Philadelphia

Tue 7/21

2:59 pm-11:26 am

1 stop20h 27m

Louisville Intl

Sat 7/25

1:02 pm-8:06 pm

1 stop7h 04m

$288

PhiladelphiaLouisville

PHL - SDF

PHLSDF

Philadelphia

Tue 7/21

2:59 pm-11:26 am

1 stop20h 27m

Louisville Intl

Sat 7/25

8:06 pm-12:22 pm

2 stops16h 16m

$291

PhiladelphiaLouisville

PHL - SDF

PHLSDF

Philadelphia

Wed 8/5

6:33 pm-10:32 am

1 stop15h 59m

Louisville Intl

Mon 8/10

9:10 pm-12:48 am

1 stop27h 38m

$293

PhiladelphiaLouisville

PHL - SDF

PHLSDF

Philadelphia

Tue 7/7

4:30 pm-8:36 am

2 stops16h 06m

Louisville Intl

Wed 7/22

12:16 pm-4:05 pm

1 stop27h 49m

$296

PhiladelphiaLouisville

PHL - SDF

PHLSDF

Philadelphia

Tue 7/14

2:59 pm-11:26 am

1 stop20h 27m

Louisville Intl

Fri 7/17

8:48 pm-12:39 am

1 stop27h 51m

$314

PhiladelphiaLouisville

PHL - SDF

PHLSDF

Philadelphia

Tue 7/7

5:16 pm-8:36 am

1 stop15h 20m

Louisville Intl

Wed 7/22

12:16 pm-4:05 pm

1 stop27h 49m

$315

PhiladelphiaLouisville

PHL - SDF

PHLSDF

Philadelphia

Wed 8/5

6:33 pm-10:32 am

1 stop15h 59m

Louisville Intl

Mon 8/10

9:10 pm-12:22 pm

2 stops15h 12m

$324

PhiladelphiaLouisville

PHL - SDF

PHLSDF

Philadelphia

Thu 7/30

2:59 pm-7:58 pm

1 stop28h 59m

Louisville Intl

Mon 8/3

8:48 pm-12:22 pm

2 stops15h 34m

$326

PhiladelphiaLouisville

PHL - SDF

PHLSDF

Philadelphia

Wed 7/8

6:00 am-10:38 am

2 stops28h 38m

Louisville Intl

Mon 7/13

8:48 pm-4:05 pm

1 stop19h 17m

$330

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Louisville from

How to get the cheapest flight ticket from Philadelphia to Louisville

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Philadelphia and Louisville?

What is the cheapest month to fly to Louisville?

If you are unable to visit Louisville during the month of August, then departing from Philadelphia during the month September is also very affordable. Most momondo users find prices during this month for around $533.

What is the cheapest day to depart on your flight to Louisville?

On average, the least expensive day to fly to Louisville from Philadelphia is on a Saturday. momondo users have found tickets for Saturday departures for as low as $533. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Philadelphia to Louisville on a Tuesday will generally be more expensive and average around $669. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Louisville?

Our data shows that the cheapest Philadelphia to Louisville flights are usually those with departure times in the afternoon. Our users have found flights to Louisville in the afternoon for as low as $543. At noon is when there is more demand to fly to Louisville, so prices are often more expensive at around $671 per ticket.

What is the cheapest Philadelphia to Louisville Intl flight route?

Fly from Philadelphia to Louisville Intl for the best Philadelphia - Louisville Intl flight prices

How far in advance should I book a flight from Philadelphia to Louisville?

You are more likely to see cheaper flights to Louisville from Philadelphia when booking weeks ahead of your departure date. In general, you can expect to find flights to Louisville for around $548 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Louisville from Philadelphia for as low as $436 on momondo.

What cabin class options are available on Philadelphia to Louisville flights?

There are 3 cabin classes available to choose from on Philadelphia to Louisville flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Philadelphia to Louisville flights?

No. A direct flight is the cheapest option for a flight between Philadelphia to Louisville.

How have Philadelphia to Louisville flight prices changed over time?

As of June 2026, prices for Philadelphia to Louisville flights are approximately 120% more expensive when compared to flights at the same time last year.

When to book flights from Philadelphia to Louisville

Are you open to changing your travel dates? Check out the ideal times to fly from Philadelphia to Louisville according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Philadelphia to Louisville (PHL to SDF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Philadelphia to Louisville

Best Price Found

$526

Fastest flight time

2h 14m

Direct flights

Every day

Airports in Louisville

1 airport
The best flight deal from Philadelphia to Louisville found on momondo in the last 72 hours is $526
The fastest flight from Philadelphia to Louisville takes 2h 14m
Direct flights go from Philadelphia to Louisville every day.
There is 1 airport in Louisville. From Philadelphia there are direct flights to Louisville Intl (SDF).
Search flight deals

Frequently asked questions about flying from Philadelphia to Louisville

  • How far is Philadelphia to Louisville Intl by plane?

    Philadelphia and Louisville Intl are 579.7 mi apart from one another. 2h 14m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Philadelphia Airport to Louisville Intl Airport?

    Prices for flights from Philadelphia Airport to Louisville Intl Airport refresh daily.

  • How many operators does momondo search for flights from Philadelphia Airport to Louisville Intl Airport?

  • How old do you have to be to fly from Philadelphia Airport to Louisville Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Philadelphia Airport to Louisville Intl Airport.

  • What documentation or ID do you need to fly to Louisville Intl Airport?

    The travel and health documents required for your trip to Louisville Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Louisville Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Philadelphia to Louisville?

  • What is the most popular airline from Philadelphia to Louisville?

Best airlines flying from Philadelphia to Louisville

Compare and see reviews for airlines that fly from Philadelphia to Louisville with momondo
Airline
Rating
Free Cancellation
Price
SouthwestPriceFrom $189Free CancellationRating
7.9
4,237 reviews
Search Southwest flights
American AirlinesPriceFrom $469Free CancellationRating
7.1
11,667 reviews
Search American Airlines flights

  • American Airlines Flights From Philadelphia to Louisville

    American Airlines flight deals from Philadelphia to Louisville start from $469 round-trip. Over the 19 American Airlines flights for this route in a normal week, average airfare is usually $560 round-trip - but some users have found much cheaper deals with momondo.

Traveling to a place near Louisville?

Book flights to Louisville if you plan to visit one of these locations
French Lick
Elizabethtown
Jeffersonville
West Baden Springs
Bardstown
Shepherdsville
New Albany
Elizabeth
Charlestown
Corydon
Brandenburg
Georgetown
Springfield

Why use momondo?

Why should I use momondo to find a flight deal from Philadelphia to Louisville?

Finding the right flight to Louisville from Philadelphia is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Louisville quick and easy, saving you time and money.

Can I find flights from Philadelphia to Louisville with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Louisville from Philadelphia with this policy.

How can momondo help me find flights from Philadelphia to Louisville?

momondo helps you find the best flight between Philadelphia and Louisville by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Philadelphia to Louisville right now. Can momondo alert me if prices change?

Price alerts on flights to Louisville from Philadelphia are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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