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Cheap flights from Pennsylvania to Louisville from $56

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Pennsylvania to Louisville departing on 1/20. 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
0 bags

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Find the cheapest flights from Pennsylvania to Louisville

Cheap round-trip flights

Enter your travel dates to find the best prices.
Spirit Airlines Logo
6:00 am - 2:41 pm
PHL
-
SDF
8h 41m1 stop
Spirit Airlines Logo
3:36 pm - 11:50 pm
SDF
-
PHL
8h 14m1 stop
$102Spirit Airlines
Tue, Jan 13 - Thu, Jan 29
Spirit Airlines Logo
5:30 am - 1:00 pm
PHL
-
SDF
7h 30m1 stop
Spirit Airlines Logo
1:55 pm - 7:48 pm
SDF
-
PHL
5h 53m1 stop
$157Spirit Airlines
Fri, Jan 16 - Fri, Jan 23
Multiple Airlines Logo
8:43 pm - 1:00 pm
PHL
-
SDF
16h 17m1 stop
Multiple Airlines Logo
6:54 pm - 11:14 am
SDF
-
PHL
16h 20m1 stop
$159Multiple Airlines
Tue, Jan 20 - Mon, Jan 26
Multiple Airlines Logo
5:47 pm - 10:07 am
PHL
-
SDF
16h 20m1 stop
Multiple Airlines Logo
3:36 pm - 11:50 pm
SDF
-
PHL
8h 14m1 stop
$163Multiple Airlines
Sun, Jan 25 - Thu, Jan 29
United Airlines Logo
5:45 pm - 7:43 pm
IAD
-
SDF
1h 58mnonstop
United Airlines Logo
9:50 am - 11:36 am
SDF
-
IAD
1h 46mnonstop
$201United Airlines
Wed, Feb 4 - Mon, Feb 9
United Airlines Logo
5:45 pm - 7:43 pm
IAD
-
SDF
1h 58mnonstop
United Airlines Logo
9:50 am - 11:36 am
SDF
-
IAD
1h 46mnonstop
$204United Airlines
Fri, Jan 16 - Mon, Jan 19
Delta Logo
6:59 am - 11:37 am
DCA
-
SDF
4h 38m1 stop
Delta Logo
6:21 pm - 10:57 pm
SDF
-
DCA
4h 36m1 stop
$209Delta
Thu, Jan 8 - Sun, Jan 11
Delta Logo
6:20 am - 11:37 am
IAD
-
SDF
5h 17m1 stop
Delta Logo
5:45 pm - 11:37 pm
SDF
-
IAD
5h 52m1 stop
$209Delta
Thu, Jan 8 - Sun, Jan 11
Southwest Logo
10:35 am - 5:00 pm
DCA
-
SDF
6h 25m1 stop
Southwest Logo
6:45 am - 4:00 pm
SDF
-
DCA
9h 15m2 stops
$214Southwest
Wed, Jan 14 - Tue, Jan 20
Southwest Logo
3:25 pm - 10:10 pm
DCA
-
SDF
6h 45m1 stop
Southwest Logo
12:50 pm - 8:35 pm
SDF
-
DCA
7h 45m1 stop
$224Southwest
Tue, Jan 6 - Wed, Jan 7

Spirit Airlines flights from Pennsylvania to Louisville

Our best Spirit Airlines deals on Pennsylvania to Louisville flight tickets
Spirit Airlines
Jan 13
PHL6:00 amPhiladelphia
8h 41m
1 stop
SDF2:41 pmLouisville Intl
Jan 29
SDF3:36 pmLouisville Intl
8h 14m
1 stop
PHL11:50 pmPhiladelphia
$102
Find similar
Spirit Airlines
Jan 13
PHL6:00 amPhiladelphia
8h 41m
1 stop
SDF2:41 pmLouisville Intl
Jan 15
SDF3:36 pmLouisville Intl
8h 14m
1 stop
PHL11:50 pmPhiladelphia
$139
Find similar
Spirit Airlines
Jan 16
PHL5:30 amPhiladelphia
7h 30m
1 stop
SDF1:00 pmLouisville Intl
Jan 23
SDF1:55 pmLouisville Intl
5h 53m
1 stop
PHL7:48 pmPhiladelphia
$157
Find similar

Southwest flights from Pennsylvania to Louisville

Our best Southwest deals on Pennsylvania to Louisville flight tickets
Southwest
Jan 14
DCA10:35 amWashington, D.C. Reagan-National
6h 25m
1 stop
SDF5:00 pmLouisville Intl
Jan 20
SDF6:45 amLouisville Intl
9h 15m
2 stops
DCA4:00 pmWashington, D.C. Reagan-National
$214
Find similar
Southwest
Jan 14
DCA8:00 amWashington, D.C. Reagan-National
9h 00m
2 stops
SDF5:00 pmLouisville Intl
Jan 21
SDF11:50 amLouisville Intl
11h 05m
2 stops
DCA10:55 pmWashington, D.C. Reagan-National
$219
Find similar
Southwest
Jan 12
DCA1:00 pmWashington, D.C. Reagan-National
4h 00m
1 stop
SDF5:00 pmLouisville Intl
Jan 14
SDF12:50 pmLouisville Intl
7h 45m
1 stop
DCA8:35 pmWashington, D.C. Reagan-National
$241
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Pennsylvania 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 December 18, 2025.
Use the filters below to find and compare flights from Pennsylvania to Louisville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PhiladelphiaLouisville

PHL - SDF

PHLSDF

Philadelphia

Tue 1/13

6:00 am-2:41 pm

1 stop8h 41m

Louisville Intl

Thu 1/29

3:36 pm-11:50 pm

1 stop8h 14m

$102

PhiladelphiaLouisville

PHL - SDF

PHLSDF

Philadelphia

Fri 1/16

5:30 am-1:00 pm

1 stop7h 30m

Louisville Intl

Fri 1/23

1:55 pm-7:48 pm

1 stop5h 53m

$157

PhiladelphiaLouisville

PHL - SDF

PHLSDF

Philadelphia

Tue 1/20

8:43 pm-1:00 pm

1 stop16h 17m

Louisville Intl

Mon 1/26

6:54 pm-11:14 am

1 stop16h 20m

$159

PhiladelphiaLouisville

PHL - SDF

PHLSDF

Philadelphia

Sun 1/25

5:47 pm-10:07 am

1 stop16h 20m

Louisville Intl

Thu 1/29

3:36 pm-11:50 pm

1 stop8h 14m

$163

Washington, D.C.Louisville

IAD - SDF

IADSDF

Washington, D.C. Dulles Intl

Wed 2/4

5:45 pm-7:43 pm

Nonstop1h 58m

Louisville Intl

Mon 2/9

9:50 am-11:36 am

Nonstop1h 46m

$201

Washington, D.C.Louisville

IAD - SDF

IADSDF

Washington, D.C. Dulles Intl

Fri 1/16

5:45 pm-7:43 pm

Nonstop1h 58m

Louisville Intl

Mon 1/19

9:50 am-11:36 am

Nonstop1h 46m

$204

Washington, D.C.Louisville

DCA - SDF

DCASDF

Washington, D.C. Reagan-National

Thu 1/8

6:59 am-11:37 am

1 stop4h 38m

Louisville Intl

Sun 1/11

6:21 pm-10:57 pm

1 stop4h 36m

$209

Washington, D.C.Louisville

IAD - SDF

IADSDF

Washington, D.C. Dulles Intl

Thu 1/8

6:20 am-11:37 am

1 stop5h 17m

Louisville Intl

Sun 1/11

5:45 pm-11:37 pm

1 stop5h 52m

$209

Washington, D.C.Louisville

DCA - SDF

DCASDF

Washington, D.C. Reagan-National

Wed 1/14

10:35 am-5:00 pm

1 stop6h 25m

Louisville Intl

Tue 1/20

6:45 am-4:00 pm

2 stops9h 15m

$214

Washington, D.C.Louisville

DCA - SDF

DCASDF

Washington, D.C. Reagan-National

Tue 1/6

3:25 pm-10:10 pm

1 stop6h 45m

Louisville Intl

Wed 1/7

12:50 pm-8:35 pm

1 stop7h 45m

$224

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 Pennsylvania 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 Pennsylvania 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 Pennsylvania is on a Monday. momondo users have found tickets for Monday departures for as low as $474. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Pennsylvania to Louisville on a Tuesday will generally be more expensive and average around $539. 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 Pennsylvania 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 $480. In the morning is when there is more demand to fly to Louisville, so prices are often more expensive at around $513 per ticket.

What is the cheapest Pennsylvania to Louisville Intl flight route?

Fly from Philadelphia to Louisville Intl for the best Pennsylvania - 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 Pennsylvania when booking weeks ahead of your departure date. In general, you can expect to find flights to Louisville for around $485 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Louisville from Pennsylvania for as low as $315 on momondo.

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

There are 3 cabin classes available to choose from on Pennsylvania 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 Pennsylvania to Louisville flights?

You could potentially save up to 2% on your flight if you consider stops on a Pennsylvania to Louisville flight.

Cheap Pennsylvania to Louisville flight deals and tips

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

Best Price Found

$579

Fastest flight time

1h 29m

Direct flights

Every day

Airports in Louisville

1 airport
The best flight deal from Pennsylvania to Louisville found on momondo in the last 72 hours is $579
The fastest flight from Pennsylvania to Louisville takes 1h 29m
Direct flights go from Pennsylvania to Louisville every day.
There is 1 airport in Louisville. From Pennsylvania there are direct flights to Louisville Intl (SDF).
Search flight deals

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

    Prices for flights from Pennsylvania to Louisville Intl Airport are refreshed on a daily basis.

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

  • How old do you have to be to fly from Pennsylvania 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 Pennsylvania to Louisville Intl Airport.

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

    The required travel and health documents for your Louisville Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Louisville Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

Best airlines flying from Pennsylvania to Louisville

Compare and see reviews for airlines that fly from Pennsylvania to Louisville with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $124Free CancellationRating
7.4
9,091 reviews
Search United Airlines flights
Spirit AirlinesPriceFrom $162Free CancellationRating
6.3
8,190 reviews
Search Spirit Airlines flights
American AirlinesPriceFrom $196Free CancellationRating
7.2
11,054 reviews
Search American Airlines flights
DeltaPriceFrom $207Free CancellationRating
7.9
8,005 reviews
Search Delta flights
SouthwestPriceFrom $258Free CancellationRating
7.9
4,250 reviews
Search Southwest flights

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
Elizabeth
Corydon
Charlestown
Springfield
Brandenburg
Georgetown

Why use momondo?

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

Finding the right flight to Louisville from Pennsylvania 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 Pennsylvania to Louisville with flexible booking policies on momondo?

All flight searches from Pennsylvania to Louisville on momondo can be filtered to show those which offer flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Pennsylvania to Louisville.

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

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

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