What airlines fly to Louisville?

Delta, American Airlines and Southwest are the top three most popular airlines that fly to Louisville from Pittsburgh according to our data. Delta is the first choice among our users, with 51% of people opting to fly with this airline when traveling to Louisville. Keep in mind that there are 3 different airlines that fly to Louisville on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Pittsburgh to Louisville Intl?

Delta is the most popular carrier operating from Pittsburgh to Louisville Intl

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

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

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

As of December 2025, there are 3 operators available to choose from for flights from Pittsburgh Airport to Louisville Intl Airport.

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

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

The travel and health documents you'll need for your trip to Louisville Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Louisville Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$85 Cheap Flights from Pittsburgh to Louisville in 2025/26

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Find the cheapest flights from Pittsburgh to Louisville

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Cheap round-trip flights

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7:24 am - 5:19 pmPIT-SDF

9h 55m1 stop

3:33 pm - 7:36 pmSDF-PIT

4h 03m1 stop

$171American Airlines

Find Deal

Wed, Dec 31 - Wed, Jan 7

8:15 am - 5:19 pmPIT-SDF

9h 04m1 stop

1:32 pm - 9:00 pmSDF-PIT

7h 28m1 stop

$177American Airlines

Find Deal

Thu, Jan 1 - Thu, Jan 8

8:06 am - 11:19 pmPIT-SDF

15h 13m1 stop

6:03 am - 9:47 amSDF-PIT

3h 44m1 stop

$183American Airlines

Find Deal

Fri, Jan 9 - Sat, Jan 10

6:00 am - 10:04 amPIT-SDF

4h 04m1 stop

10:46 am - 5:14 pmSDF-PIT

6h 28m1 stop

$186Delta

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Wed, Feb 18 - Sat, Feb 21

7:24 am - 5:19 pmPIT-SDF

9h 55m1 stop

3:33 pm - 7:36 pmSDF-PIT

4h 03m1 stop

$198American Airlines

Find Deal

Wed, Dec 31 - Wed, Jan 7

8:00 am - 11:59 pmPIT-SDF

15h 59m1 stop

5:05 am - 9:58 amSDF-PIT

28h 53m1 stop

$217Spirit Airlines

Find Deal

Fri, Dec 19 - Tue, Dec 23

8:00 am - 11:59 pmPIT-SDF

15h 59m1 stop

7:00 am - 11:07 pmSDF-PIT

16h 07m2 stops

$221Spirit Airlines

Find Deal

Thu, Jan 1 - Thu, Jan 8

8:00 am - 11:59 pmPIT-SDF

15h 59m1 stop

5:05 am - 9:58 amSDF-PIT

28h 53m1 stop

$230Spirit Airlines

Find Deal

Fri, Dec 19 - Mon, Dec 22

10:28 am - 2:47 pmPIT-SDF

4h 19m1 stop

5:35 am - 9:54 amSDF-PIT

4h 19m1 stop

$246United Airlines

Find Deal

Wed, Feb 18 - Sat, Feb 21

6:10 am - 11:59 pmPIT-SDF

17h 49m2 stops

5:05 am - 9:40 amSDF-PIT

28h 35m1 stop

$254Spirit Airlines

Find Deal

Wed, Dec 31 - Wed, Jan 7

American Airlines flights from Pittsburgh to Louisville

Our best American Airlines deals on Pittsburgh to Louisville flight tickets

American Airlines

Dec 31

PIT7:24 amPittsburgh

9h 55m

1 stop

SDF5:19 pmLouisville Intl

Jan 7

SDF3:33 pmLouisville Intl

4h 03m

1 stop

PIT7:36 pmPittsburgh

$171

Find similar

American Airlines

Jan 1

PIT8:15 amPittsburgh

9h 04m

1 stop

SDF5:19 pmLouisville Intl

Jan 8

SDF1:32 pmLouisville Intl

7h 28m

1 stop

PIT9:00 pmPittsburgh

$177

Find similar

American Airlines

Jan 9

PIT8:06 amPittsburgh

15h 13m

1 stop

SDF11:19 pmLouisville Intl

Jan 10

SDF6:03 amLouisville Intl

3h 44m

1 stop

PIT9:47 amPittsburgh

$183

Find similar

Delta flights from Pittsburgh to Louisville

Our best Delta deals on Pittsburgh to Louisville flight tickets

Delta

Feb 18

PIT6:00 amPittsburgh

4h 04m

1 stop

SDF10:04 amLouisville Intl

Feb 21

SDF10:46 amLouisville Intl

6h 28m

1 stop

PIT5:14 pmPittsburgh

$186

Find similar

Delta

Feb 10

PIT5:00 pmPittsburgh

6h 50m

1 stop

SDF11:50 pmLouisville Intl

Feb 14

SDF7:50 amLouisville Intl

6h 28m

1 stop

PIT2:18 pmPittsburgh

$257

Find similar

Delta

Mar 6

PIT6:00 amPittsburgh

4h 04m

1 stop

SDF10:04 amLouisville Intl

Mar 10

SDF7:05 amLouisville Intl

5h 41m

1 stop

PIT12:46 pmPittsburgh

$337

Find similar

Fly from

Fly to

Route

Depart

Return

Price

PittsburghLouisville

PIT - SDF

PITSDF

Pittsburgh

Wed 12/31

7:24 am-5:19 pm

1 stop9h 55m

Louisville Intl

Wed 1/7

3:33 pm-7:36 pm

1 stop4h 03m

$171

PittsburghLouisville

PIT - SDF

PITSDF

Pittsburgh

Thu 1/1

8:15 am-5:19 pm

1 stop9h 04m

Louisville Intl

Thu 1/8

1:32 pm-9:00 pm

1 stop7h 28m

$177

PittsburghLouisville

PIT - SDF

PITSDF

Pittsburgh

Fri 1/9

8:06 am-11:19 pm

1 stop15h 13m

Louisville Intl

Sat 1/10

6:03 am-9:47 am

1 stop3h 44m

$183

PittsburghLouisville

PIT - SDF

PITSDF

Pittsburgh

Wed 2/18

6:00 am-10:04 am

1 stop4h 04m

Louisville Intl

Sat 2/21

10:46 am-5:14 pm

1 stop6h 28m

$186

PittsburghLouisville

PIT - SDF

PITSDF

Pittsburgh

Wed 12/31

7:24 am-5:19 pm

1 stop9h 55m

Louisville Intl

Wed 1/7

3:33 pm-7:36 pm

1 stop4h 03m

$198

PittsburghLouisville

PIT - SDF

PITSDF

Pittsburgh

Fri 12/19

8:00 am-11:59 pm

1 stop15h 59m

Louisville Intl

Tue 12/23

5:05 am-9:58 am

1 stop28h 53m

$217

PittsburghLouisville

PIT - SDF

PITSDF

Pittsburgh

Thu 1/1

8:00 am-11:59 pm

1 stop15h 59m

Louisville Intl

Thu 1/8

7:00 am-11:07 pm

2 stops16h 07m

$221

PittsburghLouisville

PIT - SDF

PITSDF

Pittsburgh

Fri 12/19

8:00 am-11:59 pm

1 stop15h 59m

Louisville Intl

Mon 12/22

5:05 am-9:58 am

1 stop28h 53m

$230

PittsburghLouisville

PIT - SDF

PITSDF

Pittsburgh

Wed 2/18

10:28 am-2:47 pm

1 stop4h 19m

Louisville Intl

Sat 2/21

5:35 am-9:54 am

1 stop4h 19m

$246

PittsburghLouisville

PIT - SDF

PITSDF

Pittsburgh

Wed 12/31

6:10 am-11:59 pm

2 stops17h 49m

Louisville Intl

Wed 1/7

5:05 am-9:40 am

1 stop28h 35m

$254

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Pittsburgh 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

Prices

Airlines

What is the cheapest month to fly to Louisville?

If you are unable to visit Louisville during the month of August, then departing from Pittsburgh during the month February is also very affordable. Most momondo users find prices during this month for around $320.

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

On average, the least expensive day to fly to Louisville from Pittsburgh is on a Saturday. momondo users have found tickets for Saturday departures for as low as $334. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Pittsburgh to Louisville on a Monday will generally be more expensive and average around $474. 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 Pittsburgh to Louisville flights are usually those with departure times at noon. Our users have found flights to Louisville at noon for as low as $391. In the afternoon is when there is more demand to fly to Louisville, so prices are often more expensive at around $484 per ticket.

How have Pittsburgh to Louisville flight prices changed over time?

When to book flights from Pittsburgh to Louisville

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

Estimated round-trip price

Cheap Pittsburgh to Louisville (PIT to SDF) flight deals and tips

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

Fastest flight time	3h 51m
Direct flights	None

The fastest flight from Pittsburgh to Louisville takes 3h 51m

There are no direct flights from Pittsburgh to Louisville. There are no popular flight routes from Pittsburgh to Louisville.

Search flight deals

How far is Pittsburgh to Louisville Intl by plane?
There are 342.6 mi between Pittsburgh and Louisville Intl. Typically, this will take 3h 23m by plane in normal conditions.
When did momondo last update prices for flights from Pittsburgh Airport to Louisville Intl Airport?
Prices for flights from Pittsburgh Airport to Louisville Intl Airport refresh daily.
How many operators does momondo search for flights from Pittsburgh Airport to Louisville Intl Airport?
As of December 2025, there are 3 operators available to choose from for flights from Pittsburgh Airport to Louisville Intl Airport.
How old do you have to be to fly from Pittsburgh 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 Pittsburgh Airport to Louisville Intl Airport.
What documentation or ID do you need to fly to Louisville Intl Airport?
The travel and health documents you'll need for your trip to Louisville Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Louisville Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Pittsburgh to Louisville?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Pittsburgh to Louisville is Embraer 175 (100.00% of total bookings).
What is the most popular airline from Pittsburgh to Louisville?
Based on momondo bookings for flights between Pittsburgh and Louisville, the leading airline is Delta, making up 40% of the total bookings. Other popular airlines include American Airlines with 32% and Southwest with 28%.

Best airlines flying from Pittsburgh to Louisville

Compare and see reviews for airlines that fly from Pittsburgh to Louisville with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $196	Free Cancellation	Rating 7.2 11,045 reviews	Search American Airlines flights
Delta	PriceFrom $207	Free Cancellation	Rating 7.9 8,011 reviews	Search Delta flights
Southwest	PriceFrom $336	Free Cancellation	Rating 8.0 4,253 reviews	Search Southwest flights

French Lick

Elizabethtown

West Baden Springs

Bardstown

Jeffersonville

Shepherdsville

New Albany

Corydon

Elizabeth

Charlestown

Springfield

Brandenburg

Georgetown

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Louisville from Pittsburgh.

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

momondo does allow users to show only those flights to Louisville from Pittsburgh which offer a flexible booking policy as well as other useful filters and features.

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

momondo helps you find the best flight between Pittsburgh 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 Pittsburgh to Louisville right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Louisville from Pittsburgh. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.