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$127+ Cheap flights from Pittsburgh to Louisville (PIT - SDF)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/17. Fares are subject to change and may not be available on all flights or dates of travel.
PIT — SDF
Oct 31 — Nov 71
Fri 10/31
Fri 11/7
1 adult, Economy
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Cheap flight deals from Pittsburgh to Louisville

Discover tips and strategies to find the most affordable flight options for your journey from Pittsburgh (PIT) to Louisville (SDF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$171
(American Airlines)

One-way from

$127
(Kiwi.com)

Popular in

September

Cheapest in

August

Average price

$452
Provider with most accurate pricing for Pittsburgh-Louisville Intl flight deals.
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Provider most trusted by Cheapflights users for Pittsburgh-Louisville Intl flights.
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From Pittsburgh to Louisville Intl
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One-way flight from Pittsburgh to Louisville Intl
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Highest demand for flights based on searches. 2% potential increase in price ($11 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Pittsburgh to Louisville

Cheapest flights from Pittsburgh to Louisville
Explore the most affordable flight options available from Pittsburgh to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 1, 2025.

This American Airlines deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/173:01 pmPIT - SDF
1 stop7h 54mAmerican Airlines
Wed 11/1912:43 pmSDF - PIT
1 stop8h 32mAmerican Airlines
Deal found 9/29$171
This American Airlines deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/412:21 pmPIT - SDF
1 stop10h 34mAmerican Airlines
Fri 11/76:01 amSDF - PIT
1 stop3h 51mAmerican Airlines
Deal found 9/30$255
This Kiwi.com deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/39:15 pmPIT - SDF
1 stop11h 20mMultiple Airlines
Fri 10/178:52 pmSDF - PIT
1 stop10h 54mMultiple Airlines
Deal found 9/29$295
This Southwest deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/41:10 pmPIT - SDF
1 stop4h 00mSouthwest
Fri 11/75:30 amSDF - PIT
2 stops6h 35mSouthwest
Deal found 9/30$296
This Kiwi.com deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/196:51 pmPIT - SDF
1 stop16h 01mSpirit Airlines
Fri 10/2411:47 amSDF - PIT
1 stop29h 59mSpirit Airlines
Deal found 9/30$297
This American Airlines deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/74:04 pmPIT - SDF
1 stop5h 25mAmerican Airlines
Sat 11/85:20 pmSDF - PIT
1 stop4h 25mAmerican Airlines
Deal found 9/29$299
This Kiwi.com deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/109:26 pmPIT - SDF
1 stop25h 21mMultiple Airlines
Fri 10/178:52 pmSDF - PIT
1 stop10h 54mMultiple Airlines
Deal found 9/30$302
This Kiwi.com deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/196:51 pmPIT - SDF
1 stop16h 01mMultiple Airlines
Fri 10/249:40 pmSDF - PIT
2 stops20h 06mMultiple Airlines
Deal found 9/30$319
This Kiwi.com deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/175:05 pmPIT - SDF
1 stop5h 42mMultiple Airlines
Sun 10/198:50 pmSDF - PIT
2 stops20h 56mMultiple Airlines
Deal found 9/29$335
This Southwest deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/76:15 amPIT - SDF
1 stop5h 30mSouthwest
Sat 11/87:10 amSDF - PIT
2 stops9h 30mSouthwest
Deal found 9/29$352

Cheapflights Fare Finder

 
Customize your flight search to find flights from Pittsburgh 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, Cheapflights users made 2,558,603 searches. Data last updated October 1, 2025.
Use the filters below to find and compare flights from Pittsburgh to Louisville that are best for you.

Fly from

Pittsburgh

Fly to

Louisville

Route

Depart

Return

Price

PittsburghLouisville

PIT - SDF

PITSDF

Pittsburgh

Mon 11/17

3:01 pm-10:55 pm

1 stop7h 54m

Louisville Intl

Wed 11/19

12:43 pm-9:15 pm

1 stop8h 32m

$171

PittsburghLouisville

PIT - SDF

PITSDF

Pittsburgh

Tue 11/4

1:10 pm-5:10 pm

1 stop4h 00m

Louisville Intl

Fri 11/7

5:30 am-12:05 pm

2 stops6h 35m

$296

PittsburghLouisville

PIT - SDF

PITSDF

Pittsburgh

Sun 10/19

6:51 pm-10:52 am

1 stop16h 01m

Louisville Intl

Fri 10/24

11:47 am-5:46 pm

1 stop29h 59m

$297

PittsburghLouisville

PIT - SDF

PITSDF

Pittsburgh

Fri 11/7

4:04 pm-9:29 pm

1 stop5h 25m

Louisville Intl

Sat 11/8

5:20 pm-9:45 pm

1 stop4h 25m

$299

PittsburghLouisville

PIT - SDF

PITSDF

Pittsburgh

Fri 10/10

9:26 pm-10:47 pm

1 stop25h 21m

Louisville Intl

Fri 10/17

8:52 pm-7:46 am

1 stop10h 54m

$302

PittsburghLouisville

PIT - SDF

PITSDF

Pittsburgh

Sun 10/19

6:51 pm-10:52 am

1 stop16h 01m

Louisville Intl

Fri 10/24

9:40 pm-5:46 pm

2 stops20h 06m

$319

PittsburghLouisville

PIT - SDF

PITSDF

Pittsburgh

Fri 10/17

5:05 pm-10:47 pm

1 stop5h 42m

Louisville Intl

Sun 10/19

8:50 pm-5:46 pm

2 stops20h 56m

$335

PittsburghLouisville

PIT - SDF

PITSDF

Pittsburgh

Fri 11/7

6:15 am-11:45 am

1 stop5h 30m

Louisville Intl

Sat 11/8

7:10 am-4:40 pm

2 stops9h 30m

$352

PittsburghLouisville

PIT - SDF

PITSDF

Pittsburgh

Tue 10/14

12:26 pm-10:02 pm

1 stop9h 36m

Louisville Intl

Tue 10/21

6:05 am-4:36 pm

1 stop10h 31m

$367

PittsburghLouisville

PIT - SDF

PITSDF

Pittsburgh

Fri 10/17

9:14 pm-8:35 am

1 stop11h 21m

$127

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/30

Showing 1-10 of 18 results
1
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Compare providers for flights from Pittsburgh to Louisville

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Pittsburgh to Louisville in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Pittsburgh-Louisville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Pittsburgh-Louisville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Pittsburgh-Louisville flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Pittsburgh-Louisville flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Pittsburgh-Louisville flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Pittsburgh to Louisville

Have a flexible travel schedule? Discover the best time to fly to Louisville from Pittsburgh with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Pittsburgh to Louisville

What is the cheapest month to book a flight from Pittsburgh to Louisville?

Currently, January is the cheapest month in which you can book a flight from Pittsburgh to Louisville (average of $299). Flying from Pittsburgh to Louisville in April is currently the most expensive (average of $369). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PIT to SDF?

Find hourly flight availability from Pittsburgh to Louisville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 1, 2025.

It’s typically best to fly out from Pittsburgh to Louisville at noon. Doing so could potentially save you 20% on the flight price compared to flying in the afternoon, which is usually more expensive.

Reviews of airlines servicing Louisville

Get insights into the airlines that provide service to Louisville. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Louisville. Reviews last updated October 1, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta, and American Airlines from Pittsburgh to Louisville to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Food

7.0

Overall

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,248 reviews
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Food

7.0

Overall

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
8.0
Very good
7,961 reviews
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Food

7.0

Overall

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,030 reviews
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Food

7.0

Overall

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Pittsburgh to Louisville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Pittsburgh to Louisville?

    For as low as $296, American Airlines can have you in Louisville from Pittsburgh in 4h. The distance between Pittsburgh and Louisville is about 334 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Pittsburgh to Louisville round-trip?

    Cheapflights users have booked flights from Pittsburgh to Louisville round-trip from $207. Other airlines that can offer you cheap pricing are American Airlines, from $214, and Southwest, from $324. Delta is priced at 43% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from Pittsburgh to Louisville that include hotel bookings?

    Yes. In addition to deals on Pittsburgh to Louisville flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Pittsburgh to Louisville?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pittsburgh to Louisville.

  • Can I find deals for business class flights from Pittsburgh to Louisville?

    Yes. Cheapflights offers flight deals from Pittsburgh to Louisville by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Pittsburgh to Louisville?

    Currently, January is the cheapest month in which you can book a flight from Pittsburgh to Louisville (average of $299). Flying from Pittsburgh to Louisville in April is currently the most expensive (average of $369). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Louisville?

Book flights to Louisville if you plan to visit one of these locations
Shepherdsville
Jeffersonville
Elizabethtown
Corydon
Bardstown

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Top 3 airlines flying from Pittsburgh to Louisville

Discover the top 3 airlines that operate flights from Pittsburgh to Louisville. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$207Average$325FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$214Average$355FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$324Average$384FlexibilityNo cancel feeOn-time63%

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