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Cheap flights from Philadelphia to Louisville from $105

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 8/20. 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
6:40 pm - 10:32 am
PHL
-
SDF
15h 52m
1 stop
Multiple Airlines Logo
2:56 pm - 12:26 pm
SDF
-
PHL
21h 30m
2 stops
$238Multiple Airlines
Wed, Aug 19 - Wed, Aug 26
Multiple Airlines Logo
9:00 am - 8:48 pm
PHL
-
SDF
11h 48m
1 stop
Multiple Airlines Logo
8:46 pm - 12:26 pm
SDF
-
PHL
15h 40m
2 stops
$249Multiple Airlines
Fri, Aug 21 - Sat, Aug 29
Multiple Airlines Logo
9:00 am - 8:48 pm
PHL
-
SDF
11h 48m
1 stop
Multiple Airlines Logo
11:19 am - 12:26 pm
SDF
-
PHL
25h 07m
2 stops
$257Multiple Airlines
Fri, Aug 28 - Mon, Aug 31
Multiple Airlines Logo
5:28 pm - 10:35 am
PHL
-
SDF
17h 07m
2 stops
Multiple Airlines Logo
9:09 pm - 12:32 pm
SDF
-
PHL
15h 23m
1 stop
$262Multiple Airlines
Thu, Sep 17 - Sun, Sep 20
Multiple Airlines Logo
4:30 pm - 8:36 am
PHL
-
SDF
16h 06m
2 stops
Multiple Airlines Logo
11:21 am - 8:06 pm
SDF
-
PHL
8h 45m
1 stop
$266Multiple Airlines
Tue, Jul 28 - Sat, Aug 1
Multiple Airlines Logo
7:25 am - 8:06 pm
PHL
-
SDF
12h 41m
1 stop
Multiple Airlines Logo
8:46 pm - 12:26 pm
SDF
-
PHL
15h 40m
2 stops
$274Multiple Airlines
Sat, Aug 22 - Sat, Aug 29
Multiple Airlines Logo
6:40 pm - 10:32 am
PHL
-
SDF
15h 52m
1 stop
Multiple Airlines Logo
2:56 pm - 11:15 am
SDF
-
PHL
20h 19m
1 stop
$277Multiple Airlines
Wed, Aug 19 - Wed, Aug 26
Southwest Logo
2:05 pm - 8:25 pm
PHL
-
SDF
6h 20m
1 stop
Southwest Logo
3:20 pm - 10:00 pm
SDF
-
PHL
6h 40m
1 stop
$282Southwest
Thu, Aug 13 - Mon, Aug 17
Multiple Airlines Logo
2:29 pm - 9:49 am
PHL
-
SDF
19h 20m
1 stop
Multiple Airlines Logo
7:25 pm - 3:45 pm
SDF
-
PHL
20h 20m
2 stops
$284Multiple Airlines
Thu, Aug 20 - Sun, Aug 23
Multiple Airlines Logo
5:28 pm - 10:11 am
PHL
-
SDF
16h 43m
2 stops
Multiple Airlines Logo
9:09 pm - 12:32 pm
SDF
-
PHL
15h 23m
1 stop
$285Multiple Airlines
Tue, Sep 15 - Sun, Sep 20

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Southwest flights from Philadelphia to Louisville

Our best Southwest deals on Philadelphia to Louisville flight tickets
Southwest
Aug 13
PHL2:05 pmPhiladelphia
6h 20m
1 stop
SDF8:25 pmLouisville Intl
Aug 17
SDF3:20 pmLouisville Intl
6h 40m
1 stop
PHL10:00 pmPhiladelphia
$282
Southwest
Sep 15
PHL6:25 amPhiladelphia
8h 50m
2 stops
SDF3:15 pmLouisville Intl
Sep 19
SDF7:50 amLouisville Intl
7h 10m
1 stop
PHL3:00 pmPhiladelphia
$288
Southwest
Aug 10
PHL5:55 amPhiladelphia
7h 10m
1 stop
SDF1:05 pmLouisville Intl
Aug 13
SDF2:15 pmLouisville Intl
7h 45m
2 stops
PHL10:00 pmPhiladelphia
$293

American Airlines flights from Philadelphia to Louisville

Our best American Airlines deals on Philadelphia to Louisville flight tickets
American Airlines
Jul 15
PHL3:25 pmPhiladelphia
2h 11m
SDF5:36 pmLouisville Intl
Jul 21
SDF12:12 pmLouisville Intl
2h 08m
PHL2:20 pmPhiladelphia
$525
American Airlines
Jul 8
PHL9:31 amPhiladelphia
2h 16m
SDF11:47 amLouisville Intl
Jul 15
SDF2:16 pmLouisville Intl
4h 16m
1 stop
PHL6:32 pmPhiladelphia
$535
American Airlines
Jul 11
PHL4:30 pmPhiladelphia
2h 11m
SDF6:41 pmLouisville Intl
Jul 12
SDF6:25 pmLouisville Intl
1h 58m
PHL8:23 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 July 7, 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

Wed 8/19

6:40 pm-10:32 am

1 stop15h 52m

Louisville Intl

Wed 8/26

2:56 pm-12:26 pm

2 stops21h 30m

$238

PhiladelphiaLouisville

PHL - SDF

PHLSDF

Philadelphia

Fri 8/21

9:00 am-8:48 pm

1 stop11h 48m

Louisville Intl

Sat 8/29

8:46 pm-12:26 pm

2 stops15h 40m

$249

PhiladelphiaLouisville

PHL - SDF

PHLSDF

Philadelphia

Fri 8/28

9:00 am-8:48 pm

1 stop11h 48m

Louisville Intl

Mon 8/31

11:19 am-12:26 pm

2 stops25h 07m

$257

PhiladelphiaLouisville

PHL - SDF

PHLSDF

Philadelphia

Thu 9/17

5:28 pm-10:35 am

2 stops17h 07m

Louisville Intl

Sun 9/20

9:09 pm-12:32 pm

1 stop15h 23m

$262

PhiladelphiaLouisville

PHL - SDF

PHLSDF

Philadelphia

Tue 7/28

4:30 pm-8:36 am

2 stops16h 06m

Louisville Intl

Sat 8/1

11:21 am-8:06 pm

1 stop8h 45m

$266

PhiladelphiaLouisville

PHL - SDF

PHLSDF

Philadelphia

Sat 8/22

7:25 am-8:06 pm

1 stop12h 41m

Louisville Intl

Sat 8/29

8:46 pm-12:26 pm

2 stops15h 40m

$274

PhiladelphiaLouisville

PHL - SDF

PHLSDF

Philadelphia

Wed 8/19

6:40 pm-10:32 am

1 stop15h 52m

Louisville Intl

Wed 8/26

2:56 pm-11:15 am

1 stop20h 19m

$277
Quickest round-trip

PhiladelphiaLouisville

PHL - SDF

PHLSDF

Philadelphia

Thu 8/13

2:05 pm-8:25 pm

1 stop6h 20m

Louisville Intl

Mon 8/17

3:20 pm-10:00 pm

1 stop6h 40m

$282

PhiladelphiaLouisville

PHL - SDF

PHLSDF

Philadelphia

Thu 8/20

2:29 pm-9:49 am

1 stop19h 20m

Louisville Intl

Sun 8/23

7:25 pm-3:45 pm

2 stops20h 20m

$284

PhiladelphiaLouisville

PHL - SDF

PHLSDF

Philadelphia

Tue 9/15

5:28 pm-10:11 am

2 stops16h 43m

Louisville Intl

Sun 9/20

9:09 pm-12:32 pm

1 stop15h 23m

$285

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 May is also very affordable. Most momondo users find prices during this month for around $534.

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 $529. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Philadelphia to Louisville on a Monday will generally be more expensive and average around $701. 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 $681 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 $550 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.

How have Philadelphia to Louisville flight prices changed over time?

As of July 2026, prices for Philadelphia to Louisville flights are approximately 94% 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

$354

Fastest flight time

2h 14m

Direct flights

Every day

Airports in Louisville

1 airport
The best one-way flight to Louisville from Philadelphia in the past 72 hours is $354. The best round-trip flight deal from Philadelphia to Louisville found on momondo in the last 72 hours is $553.
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
4,250 reviews
Search Southwest flights
American AirlinesPriceFrom $469Free CancellationRating
7.1
11,784 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 $558 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
Bardstown
West Baden Springs
New Albany
Shepherdsville
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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