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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 9/17. 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
0 bags

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Find the cheapest flights from Philadelphia to Louisville

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
4:36 pm - 8:36 am
PHL
-
SDF
16h 00m
1 stop
Multiple Airlines Logo
9:05 pm - 3:37 pm
SDF
-
PHL
18h 32m
1 stop
$297Multiple Airlines
Tue, Jun 9 - Mon, Jun 15
Multiple Airlines Logo
5:21 am - 2:40 pm
PHL
-
SDF
9h 19m
1 stop
Multiple Airlines Logo
9:10 pm - 12:23 pm
SDF
-
PHL
15h 13m
2 stops
$303Multiple Airlines
Thu, Aug 13 - Mon, Aug 17
Multiple Airlines Logo
2:31 pm - 8:36 am
PHL
-
SDF
18h 05m
1 stop
Multiple Airlines Logo
8:19 pm - 1:17 am
SDF
-
PHL
28h 58m
1 stop
$304Multiple Airlines
Fri, Jun 5 - Fri, Jun 12
Multiple Airlines Logo
2:31 pm - 8:36 am
PHL
-
SDF
18h 05m
1 stop
Multiple Airlines Logo
9:10 pm - 3:42 pm
SDF
-
PHL
18h 32m
1 stop
$308Multiple Airlines
Fri, May 29 - Mon, Jun 1
Multiple Airlines Logo
5:21 am - 2:40 pm
PHL
-
SDF
9h 19m
1 stop
Multiple Airlines Logo
1:11 pm - 8:11 pm
SDF
-
PHL
7h 00m
1 stop
$310Multiple Airlines
Thu, Aug 6 - Sat, Aug 8
Multiple Airlines Logo
8:00 am - 8:36 am
PHL
-
SDF
24h 36m
2 stops
Multiple Airlines Logo
9:05 pm - 3:37 pm
SDF
-
PHL
18h 32m
1 stop
$315Multiple Airlines
Tue, Jun 9 - Mon, Jun 15
Multiple Airlines Logo
4:25 pm - 8:36 am
PHL
-
SDF
16h 11m
2 stops
Multiple Airlines Logo
8:19 pm - 1:17 am
SDF
-
PHL
28h 58m
1 stop
$322Multiple Airlines
Fri, Jun 5 - Fri, Jun 12
Multiple Airlines Logo
9:16 pm - 8:51 am
PHL
-
SDF
11h 35m
1 stop
Multiple Airlines Logo
6:55 pm - 6:40 pm
SDF
-
PHL
23h 45m
2 stops
$324Multiple Airlines
Sat, May 23 - Thu, May 28
Multiple Airlines Logo
5:16 pm - 8:36 am
PHL
-
SDF
15h 20m
1 stop
Multiple Airlines Logo
8:24 pm - 1:09 am
SDF
-
PHL
28h 45m
1 stop
$329Multiple 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
8:06 pm - 4:44 pm
SDF
-
PHL
20h 38m
1 stop
$330Multiple Airlines
Tue, Aug 4 - Wed, Aug 12

Southwest flights from Philadelphia to Louisville

Our best Southwest deals on Philadelphia to Louisville flight tickets
Southwest
Jun 3
PHL9:10 amPhiladelphia
5h 35m
1 stop
SDF2:45 pmLouisville Intl
Jun 10
SDF7:25 amLouisville Intl
5h 45m
1 stop
PHL1:10 pmPhiladelphia
$371
Southwest
Sep 14
PHL10:20 amPhiladelphia
4h 05m
1 stop
SDF2:25 pmLouisville Intl
Sep 17
SDF9:00 amLouisville Intl
7h 00m
1 stop
PHL4:00 pmPhiladelphia
$375
Southwest
Jun 3
PHL9:10 amPhiladelphia
5h 35m
1 stop
SDF2:45 pmLouisville Intl
Jun 10
SDF8:45 amLouisville Intl
8h 15m
2 stops
PHL5:00 pmPhiladelphia
$376

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 May 11, 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

Tue 6/9

4:36 pm-8:36 am

1 stop16h 00m

Louisville Intl

Mon 6/15

9:05 pm-3:37 pm

1 stop18h 32m

$297

PhiladelphiaLouisville

PHL - SDF

PHLSDF

Philadelphia

Thu 8/13

5:21 am-2:40 pm

1 stop9h 19m

Louisville Intl

Mon 8/17

9:10 pm-12:23 pm

2 stops15h 13m

$303

PhiladelphiaLouisville

PHL - SDF

PHLSDF

Philadelphia

Fri 6/5

2:31 pm-8:36 am

1 stop18h 05m

Louisville Intl

Fri 6/12

8:19 pm-1:17 am

1 stop28h 58m

$304

PhiladelphiaLouisville

PHL - SDF

PHLSDF

Philadelphia

Fri 5/29

2:31 pm-8:36 am

1 stop18h 05m

Louisville Intl

Mon 6/1

9:10 pm-3:42 pm

1 stop18h 32m

$308
Quickest round-trip

PhiladelphiaLouisville

PHL - SDF

PHLSDF

Philadelphia

Thu 8/6

5:21 am-2:40 pm

1 stop9h 19m

Louisville Intl

Sat 8/8

1:11 pm-8:11 pm

1 stop7h 00m

$310

PhiladelphiaLouisville

PHL - SDF

PHLSDF

Philadelphia

Tue 6/9

8:00 am-8:36 am

2 stops24h 36m

Louisville Intl

Mon 6/15

9:05 pm-3:37 pm

1 stop18h 32m

$315

PhiladelphiaLouisville

PHL - SDF

PHLSDF

Philadelphia

Fri 6/5

4:25 pm-8:36 am

2 stops16h 11m

Louisville Intl

Fri 6/12

8:19 pm-1:17 am

1 stop28h 58m

$322

PhiladelphiaLouisville

PHL - SDF

PHLSDF

Philadelphia

Sat 5/23

9:16 pm-8:51 am

1 stop11h 35m

Louisville Intl

Thu 5/28

6:55 pm-6:40 pm

2 stops23h 45m

$324

PhiladelphiaLouisville

PHL - SDF

PHLSDF

Philadelphia

Tue 7/14

5:16 pm-8:36 am

1 stop15h 20m

Louisville Intl

Fri 7/17

8:24 pm-1:09 am

1 stop28h 45m

$329

PhiladelphiaLouisville

PHL - SDF

PHLSDF

Philadelphia

Tue 8/4

5:16 pm-8:36 am

1 stop15h 20m

Louisville Intl

Wed 8/12

8:06 pm-4:44 pm

1 stop20h 38m

$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 May, then departing from Philadelphia during the month August is also very affordable. Most momondo users find prices during this month for around $509.

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 Friday. momondo users have found tickets for Friday 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 Sunday will generally be more expensive and average around $639. 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 $533. At noon is when there is more demand to fly to Louisville, so prices are often more expensive at around $583 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 $539 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 $397 on momondo.

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 May 2026, prices for Philadelphia to Louisville flights are approximately 33% 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

$347

Fastest flight time

2h 11m

Direct flights

Every day

Airports in Louisville

1 airport
The best one-way flight to Louisville from Philadelphia in the past 72 hours is $347. The best round-trip flight deal from Philadelphia to Louisville found on momondo in the last 72 hours is $533.
The fastest flight from Philadelphia to Louisville takes 2h 11m
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 11m 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
8.0
4,298 reviews
Search Southwest flights
DeltaPriceFrom $226Free CancellationRating
7.9
8,451 reviews
Search Delta flights
American AirlinesPriceFrom $377Free CancellationRating
7.1
11,666 reviews
Search American Airlines flights

  • American Airlines Flights From Philadelphia to Louisville

    American Airlines flight deals from Philadelphia to Louisville start from $377 round-trip. Over the 14 American Airlines flights for this route in a normal week, average airfare is usually $547 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
New Albany
Shepherdsville
Brandenburg
Corydon
Elizabeth
Charlestown
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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