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Cheap flights from Philadelphia to Louisville from $75

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 2/24. 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.
Spirit Airlines Logo
5:30 am - 12:21 pm
PHL
-
SDF
6h 51m
1 stop
Spirit Airlines Logo
1:19 pm - 6:51 pm
SDF
-
PHL
5h 32m
1 stop
$179Spirit Airlines
Wed, Feb 25 - Wed, Mar 4
Spirit Airlines Logo
6:21 am - 12:19 pm
PHL
-
SDF
5h 58m
1 stop
Spirit Airlines Logo
3:33 pm - 12:16 am
SDF
-
PHL
8h 43m
1 stop
$185Spirit Airlines
Tue, Mar 17 - Thu, Mar 19
Spirit Airlines Logo
8:06 am - 2:38 pm
PHL
-
SDF
6h 32m
1 stop
Spirit Airlines Logo
3:33 pm - 11:50 pm
SDF
-
PHL
8h 17m
1 stop
$208Spirit Airlines
Tue, Feb 24 - Thu, Feb 26
Spirit Airlines Logo
5:00 am - 11:08 am
PHL
-
SDF
6h 08m
1 stop
Spirit Airlines Logo
3:33 pm - 12:16 am
SDF
-
PHL
8h 43m
1 stop
$212Spirit Airlines
Mon, Mar 16 - Thu, Mar 19
Multiple Airlines Logo
7:59 pm - 2:38 pm
PHL
-
SDF
18h 39m
1 stop
Multiple Airlines Logo
1:19 pm - 9:59 pm
SDF
-
PHL
8h 40m
1 stop
$218Multiple Airlines
Wed, Feb 18 - Fri, Feb 20
Multiple Airlines Logo
5:30 am - 12:21 pm
PHL
-
SDF
6h 51m
1 stop
Multiple Airlines Logo
1:19 pm - 8:50 am
SDF
-
PHL
19h 31m
2 stops
$220Multiple Airlines
Wed, Feb 25 - Wed, Mar 4
Spirit Airlines Logo
8:06 am - 2:38 pm
PHL
-
SDF
6h 32m
1 stop
Spirit Airlines Logo
3:33 pm - 11:50 pm
SDF
-
PHL
8h 17m
1 stop
$224Spirit Airlines
Tue, Feb 17 - Thu, Feb 19
Multiple Airlines Logo
4:14 pm - 12:21 pm
PHL
-
SDF
20h 07m
1 stop
Multiple Airlines Logo
2:26 pm - 1:01 am
SDF
-
PHL
10h 35m
2 stops
$234Multiple Airlines
Tue, Feb 24 - Thu, Feb 26
Multiple Airlines Logo
2:25 pm - 2:38 pm
PHL
-
SDF
24h 13m
1 stop
Multiple Airlines Logo
2:26 pm - 11:44 pm
SDF
-
PHL
9h 18m
1 stop
$239Multiple Airlines
Mon, Feb 23 - Thu, Feb 26
Spirit Airlines Logo
6:21 am - 2:33 pm
PHL
-
SDF
8h 12m
1 stop
Spirit Airlines Logo
3:33 pm - 12:16 am
SDF
-
PHL
8h 43m
1 stop
$240Spirit Airlines
Thu, Mar 12 - Thu, Mar 19

Spirit Airlines flights from Philadelphia to Louisville

Our best Spirit Airlines deals on Philadelphia to Louisville flight tickets
Spirit Airlines
Feb 25
PHL5:30 amPhiladelphia
6h 51m
1 stop
SDF12:21 pmLouisville Intl
Mar 4
SDF1:19 pmLouisville Intl
5h 32m
1 stop
PHL6:51 pmPhiladelphia
$179
Spirit Airlines
Mar 17
PHL6:21 amPhiladelphia
5h 58m
1 stop
SDF12:19 pmLouisville Intl
Mar 19
SDF3:33 pmLouisville Intl
8h 43m
1 stop
PHL12:16 amPhiladelphia
$185
Spirit Airlines
Feb 24
PHL8:06 amPhiladelphia
6h 32m
1 stop
SDF2:38 pmLouisville Intl
Feb 26
SDF3:33 pmLouisville Intl
8h 17m
1 stop
PHL11:50 pmPhiladelphia
$208

Southwest flights from Philadelphia to Louisville

Our best Southwest deals on Philadelphia to Louisville flight tickets
Southwest
May 16
PHL11:50 amPhiladelphia
9h 00m
2 stops
SDF8:50 pmLouisville Intl
May 19
SDF3:30 pmLouisville Intl
6h 30m
2 stops
PHL10:00 pmPhiladelphia
$336
Southwest
Feb 25
PHL1:50 pmPhiladelphia
8h 20m
2 stops
SDF10:10 pmLouisville Intl
Mar 4
SDF11:50 amLouisville Intl
10h 05m
2 stops
PHL9:55 pmPhiladelphia
$359
Southwest
Mar 16
PHL11:25 amPhiladelphia
10h 30m
1 stop
SDF9:55 pmLouisville Intl
Mar 18
SDF8:55 amLouisville Intl
7h 20m
2 stops
PHL4:15 pmPhiladelphia
$360

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 January 27, 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

PhiladelphiaLouisville

PHL - SDF

PHLSDF

Philadelphia

Wed 2/25

5:30 am-12:21 pm

1 stop6h 51m

Louisville Intl

Wed 3/4

1:19 pm-6:51 pm

1 stop5h 32m

$179

PhiladelphiaLouisville

PHL - SDF

PHLSDF

Philadelphia

Tue 3/17

6:21 am-12:19 pm

1 stop5h 58m

Louisville Intl

Thu 3/19

3:33 pm-12:16 am

1 stop8h 43m

$185

PhiladelphiaLouisville

PHL - SDF

PHLSDF

Philadelphia

Tue 2/24

8:06 am-2:38 pm

1 stop6h 32m

Louisville Intl

Thu 2/26

3:33 pm-11:50 pm

1 stop8h 17m

$208

PhiladelphiaLouisville

PHL - SDF

PHLSDF

Philadelphia

Mon 3/16

5:00 am-11:08 am

1 stop6h 08m

Louisville Intl

Thu 3/19

3:33 pm-12:16 am

1 stop8h 43m

$212

PhiladelphiaLouisville

PHL - SDF

PHLSDF

Philadelphia

Wed 2/18

7:59 pm-2:38 pm

1 stop18h 39m

Louisville Intl

Fri 2/20

1:19 pm-9:59 pm

1 stop8h 40m

$218

PhiladelphiaLouisville

PHL - SDF

PHLSDF

Philadelphia

Wed 2/25

5:30 am-12:21 pm

1 stop6h 51m

Louisville Intl

Wed 3/4

1:19 pm-8:50 am

2 stops19h 31m

$220

PhiladelphiaLouisville

PHL - SDF

PHLSDF

Philadelphia

Tue 2/17

8:06 am-2:38 pm

1 stop6h 32m

Louisville Intl

Thu 2/19

3:33 pm-11:50 pm

1 stop8h 17m

$224

PhiladelphiaLouisville

PHL - SDF

PHLSDF

Philadelphia

Tue 2/24

4:14 pm-12:21 pm

1 stop20h 07m

Louisville Intl

Thu 2/26

2:26 pm-1:01 am

2 stops10h 35m

$234

PhiladelphiaLouisville

PHL - SDF

PHLSDF

Philadelphia

Mon 2/23

2:25 pm-2:38 pm

1 stop24h 13m

Louisville Intl

Thu 2/26

2:26 pm-11:44 pm

1 stop9h 18m

$239

PhiladelphiaLouisville

PHL - SDF

PHLSDF

Philadelphia

Thu 3/12

6:21 am-2:33 pm

1 stop8h 12m

Louisville Intl

Thu 3/19

3:33 pm-12:16 am

1 stop8h 43m

$240

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 cheapest month to fly to Louisville?

If you are unable to visit Louisville during the month of February, then departing from Philadelphia during the month May is also very affordable. Most momondo users find prices during this month for around $423.

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 Monday. momondo users have found tickets for Monday departures for as low as $489. 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 $569. 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 at noon. Our users have found flights to Louisville at noon for as low as $504. In the morning is when there is more demand to fly to Louisville, so prices are often more expensive at around $528 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 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 $500 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 $353 on momondo.

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

There are 3 cabin classes available to choose from on Philadelphia to Louisville Intl 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 January 2026, prices for Philadelphia to Louisville flights are approximately 33% cheaper 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

$522

Fastest flight time

4h 25m

Direct flights

Every day

Airports in Louisville

1 airport
The best one-way flight to Louisville from Philadelphia in the past 72 hours is $522. The best round-trip flight deal from Philadelphia to Louisville found on momondo in the last 72 hours is $489.
The fastest flight from Philadelphia to Louisville takes 4h 25m
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

  • How far is Philadelphia to Louisville Intl by plane?

    Philadelphia and Louisville Intl are 579.7 mi apart from one another. 4h 25m 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
Spirit AirlinesPriceFrom $144Free CancellationRating
6.3
8,384 reviews
Search Spirit Airlines flights
SouthwestPriceFrom $189Free CancellationRating
8.0
4,268 reviews
Search Southwest flights
DeltaPriceFrom $226Free CancellationRating
7.9
8,119 reviews
Search Delta flights
American AirlinesPriceFrom $318Free CancellationRating
7.2
11,198 reviews
Search American Airlines flights

  • American Airlines Flights From Philadelphia to Louisville

    American Airlines flight deals from Philadelphia to Louisville start from $318 round-trip. Over the 6 American Airlines flights for this route in a normal week, average airfare is usually $516 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
West Baden Springs
Bardstown
Jeffersonville
Shepherdsville
New Albany
Corydon
Elizabeth
Charlestown
Brandenburg
Springfield
Georgetown

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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