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Cheap flights from Louisville to Philadelphia from $94

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Louisville to Philadelphia departing on 1/22. 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 Louisville to Philadelphia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
11:55 am - 11:16 pmSDF-PHL
11h 21m1 stop
Multiple Airlines Logo
9:09 pm - 10:31 amPHL-SDF
13h 22m1 stop
$196Multiple Airlines
Find Deal
Fri, Dec 5 - Sun, Dec 7
Multiple Airlines Logo
6:00 am - 10:46 pmSDF-PHL
16h 46m1 stop
Multiple Airlines Logo
10:00 pm - 11:45 pmPHL-SDF
25h 45m1 stop
$199Multiple Airlines
Find Deal
Wed, Jan 21 - Sun, Jan 25
Multiple Airlines Logo
11:55 am - 11:16 pmSDF-PHL
11h 21m1 stop
Multiple Airlines Logo
9:09 pm - 10:31 amPHL-SDF
13h 22m1 stop
$206Multiple Airlines
Find Deal
Thu, Dec 4 - Sun, Dec 7
Multiple Airlines Logo
11:55 am - 12:36 amSDF-PHL
12h 41m1 stop
Multiple Airlines Logo
5:45 pm - 11:00 amPHL-SDF
17h 15m1 stop
$210Multiple Airlines
Find Deal
Fri, Dec 5 - Sat, Dec 6
American Airlines Logo
1:32 pm - 11:54 pmSDF-PHL
10h 22m1 stop
American Airlines Logo
12:23 pm - 11:21 pmPHL-SDF
10h 58m1 stop
$214American Airlines
Find Deal
Fri, Jan 16 - Sun, Jan 18
American Airlines Logo
8:05 am - 6:29 pmSDF-PHL
10h 24m1 stop
American Airlines Logo
7:10 am - 5:19 pmPHL-SDF
10h 09m1 stop
$217American Airlines
Find Deal
Wed, Dec 24 - Wed, Dec 31
Spirit Airlines Logo
7:11 pm - 9:30 amSDF-PHL
14h 19m1 stop
Spirit Airlines Logo
6:00 am - 6:16 pmPHL-SDF
12h 16m1 stop
$229Spirit Airlines
Find Deal
Thu, Nov 13 - Mon, Nov 17
Spirit Airlines Logo
6:00 am - 12:32 amSDF-PHL
18h 32m2 stops
Spirit Airlines Logo
8:05 pm - 9:54 amPHL-SDF
13h 49m1 stop
$246Spirit Airlines
Find Deal
Wed, Jan 21 - Sun, Jan 25
Southwest Logo
5:30 am - 4:30 pmSDF-PHL
11h 00m2 stops
Southwest Logo
5:40 am - 12:15 pmPHL-SDF
6h 35m1 stop
$276Southwest
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Tue, Dec 30 - Tue, Jan 6
Southwest Logo
6:45 am - 3:05 pmSDF-PHL
8h 20m2 stops
Southwest Logo
5:45 am - 11:45 amPHL-SDF
6h 00m1 stop
$330Southwest
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Wed, Dec 10 - Sun, Dec 14

Spirit Airlines flights from Louisville to Philadelphia

Our best Spirit Airlines deals on Louisville to Philadelphia flight tickets
Spirit Airlines
Nov 13
SDF7:11 pmLouisville Intl
14h 19m
1 stop
PHL9:30 amPhiladelphia
Nov 17
PHL6:00 amPhiladelphia
12h 16m
1 stop
SDF6:16 pmLouisville Intl
$229
Find similar
Spirit Airlines
Jan 21
SDF6:00 amLouisville Intl
18h 32m
2 stops
PHL12:32 amPhiladelphia
Jan 25
PHL8:05 pmPhiladelphia
13h 49m
1 stop
SDF9:54 amLouisville Intl
$246
Find similar
Spirit Airlines
Nov 13
SDF7:11 pmLouisville Intl
14h 19m
1 stop
PHL9:30 amPhiladelphia
Nov 19
PHL1:57 pmPhiladelphia
27h 56m
3 stops
SDF5:53 pmLouisville Intl
$296
Find similar

United Airlines flights from Louisville to Philadelphia

Our best United Airlines deals on Louisville to Philadelphia flight tickets
United Airlines
Nov 5
SDF2:35 pmLouisville Intl
23h 31m
1 stop
PHL2:06 pmPhiladelphia
Nov 9
PHL8:00 pmPhiladelphia
23h 27m
1 stop
SDF7:27 pmLouisville Intl
$492
Find similar
United Airlines
Nov 5
SDF2:35 pmLouisville Intl
19h 11m
1 stop
PHL9:46 amPhiladelphia
Nov 8
PHL10:22 amPhiladelphia
9h 05m
1 stop
SDF7:27 pmLouisville Intl
$497
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Louisville to Philadelphia 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 October 23, 2025.
Use the filters below to find and compare flights from Louisville to Philadelphia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LouisvillePhiladelphia

SDF - PHL

SDFPHL

Louisville Intl

Fri 12/5

11:55 am-11:16 pm

1 stop11h 21m

Philadelphia

Sun 12/7

9:09 pm-10:31 am

1 stop13h 22m

$196

LouisvillePhiladelphia

SDF - PHL

SDFPHL

Louisville Intl

Wed 1/21

6:00 am-10:46 pm

1 stop16h 46m

Philadelphia

Sun 1/25

10:00 pm-11:45 pm

1 stop25h 45m

$199

LouisvillePhiladelphia

SDF - PHL

SDFPHL

Louisville Intl

Thu 12/4

11:55 am-11:16 pm

1 stop11h 21m

Philadelphia

Sun 12/7

9:09 pm-10:31 am

1 stop13h 22m

$206

LouisvillePhiladelphia

SDF - PHL

SDFPHL

Louisville Intl

Fri 12/5

11:55 am-12:36 am

1 stop12h 41m

Philadelphia

Sat 12/6

5:45 pm-11:00 am

1 stop17h 15m

$210

LouisvillePhiladelphia

SDF - PHL

SDFPHL

Louisville Intl

Fri 1/16

1:32 pm-11:54 pm

1 stop10h 22m

Philadelphia

Sun 1/18

12:23 pm-11:21 pm

1 stop10h 58m

$214

LouisvillePhiladelphia

SDF - PHL

SDFPHL

Louisville Intl

Wed 12/24

8:05 am-6:29 pm

1 stop10h 24m

Philadelphia

Wed 12/31

7:10 am-5:19 pm

1 stop10h 09m

$217

LouisvillePhiladelphia

SDF - PHL

SDFPHL

Louisville Intl

Thu 11/13

7:11 pm-9:30 am

1 stop14h 19m

Philadelphia

Mon 11/17

6:00 am-6:16 pm

1 stop12h 16m

$229

LouisvillePhiladelphia

SDF - PHL

SDFPHL

Louisville Intl

Wed 1/21

6:00 am-12:32 am

2 stops18h 32m

Philadelphia

Sun 1/25

8:05 pm-9:54 am

1 stop13h 49m

$246

LouisvillePhiladelphia

SDF - PHL

SDFPHL

Louisville Intl

Tue 12/30

5:30 am-4:30 pm

2 stops11h 00m

Philadelphia

Tue 1/6

5:40 am-12:15 pm

1 stop6h 35m

$276

LouisvillePhiladelphia

SDF - PHL

SDFPHL

Louisville Intl

Wed 12/10

6:45 am-3:05 pm

2 stops8h 20m

Philadelphia

Sun 12/14

5:45 am-11:45 am

1 stop6h 00m

$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 Philadelphia from

How to get the cheapest flight ticket from Louisville to Philadelphia

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 Philadelphia?

The cheapest month to fly to Philadelphia from Louisville is in June. Flight prices, which tend to average around $377, are often lower during this time because this is during the off-season. The month of February is another great option to travel to Philadelphia, with average flight prices from Louisville averaging around $397.

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

The cheapest day to depart from Louisville to Philadelphia is on a Saturday. Travelers who choose to depart for Philadelphia on a Saturday will often find tickets for as low as $553. On the other hand, Sunday is the most expensive day to depart from Louisville because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $713.

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

According to our data, the cheapest time of day to fly to Philadelphia is in the evening. momondo users have found flights departing from Louisville to Philadelphia in the evening for as low as $345. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Philadelphia is at noon when prices are around $1,092.

What is the cheapest Louisville Intl to Philadelphia flight route?

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

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

You are more likely to see cheaper flights to Philadelphia from Louisville when booking weeks ahead of your departure date. In general, you can expect to find flights to Philadelphia for around $472 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Philadelphia from Louisville for as low as $337 on momondo.

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

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

How have Louisville to Philadelphia flight prices changed over time?

As of October 2025, prices for Louisville to Philadelphia flights are approximately 39% more expensive when compared to flights at the same time last year.

When to book flights from Louisville to Philadelphia

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

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

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

Best Price Found

$329

Fastest flight time

1h 56m

Direct flights

Every day

Airports in Philadelphia

1 airport
The best one-way flight to Philadelphia from Louisville in the past 72 hours is $329. The best round-trip flight deal from Louisville to Philadelphia found on momondo in the last 72 hours is $477.
The fastest flight from Louisville to Philadelphia takes 1h 56m
Direct flights go from Louisville to Philadelphia every day.
There is 1 airport near Philadelphia: Philadelphia (PHL)
Search flight deals

  • How far is Louisville Intl to Philadelphia by plane?

    Louisville Intl and Philadelphia are 579.7 mi apart from one another. Typically, this will take 6h 48m by plane in normal conditions.

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

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

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Louisville Intl Airport to Philadelphia Airport.

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

    The necessary travel and health documents for your Philadelphia Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

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

Best airlines flying from Louisville to Philadelphia

Compare and see reviews for airlines that fly from Louisville to Philadelphia with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $165Free CancellationRating
6.3
8,098 reviews
Search Spirit Airlines flights
SouthwestPriceFrom $215Free CancellationRating
8.0
4,237 reviews
Search Southwest flights
DeltaPriceFrom $226Free CancellationRating
7.9
7,981 reviews
Search Delta flights
American AirlinesPriceFrom $277Free CancellationRating
7.2
11,028 reviews
Search American Airlines flights

  • American Airlines Flights From Louisville to Philadelphia

    The lowest priced American Airlines flight from Louisville to Philadelphia from the last 72 hours was $277. Generally, American Airlines has 12 flights on this route every week with an average price of $498. American Airlines is rated 7.2/10 by our users.

Traveling to a place near Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Wildwood
Cape May
Rehoboth Beach
Ocean City
Wildwood Crest
King of Prussia
Dewey Beach
Cherry Hill
Reading
Newark
North Wildwood
Dover
Avalon
Lewes
Stone Harbor
Vineland
Essington
Pottstown
New Castle
Somers Point

Why use momondo?

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

Finding the right flight to Philadelphia from Louisville 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 Philadelphia quick and easy, saving you time and money.

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

Flights from Louisville to Philadelphia with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Philadelphia from Louisville.

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

If you are simply researching potential flights to Philadelphia, momondo offers a useful price alert feature which will track prices for flights to Philadelphia from Louisville and alert you when they change.

An easier way to manage your Philadelphia trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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