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$138+ Cheap flights from Harrisburg to Louisville (MDT - 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 9/26. Fares are subject to change and may not be available on all flights or dates of travel.
MDT — SDF
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap flight deals from Harrisburg to Louisville

Discover tips and strategies to find the most affordable flight options for your journey from Harrisburg (MDT) 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 September 17, 2025.

Round-trip from

$229
(United Airlines)

One-way from

$138
(Trip.com)

Popular in

March

Cheapest in

May

Average price

$456
From Harrisburg to Louisville Intl
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One-way flight from Harrisburg to Louisville Intl
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Highest demand for flights based on searches. 23% potential increase in price ($117 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Harrisburg to Louisville

Cheapest flights from Harrisburg to Louisville
Explore the most affordable flight options available from Harrisburg to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This Delta deal was found by Cheapflights users on 9/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/246:25 pmMDT - SDF
1 stop5h 36mDelta
Sun 10/267:55 amSDF - MDT
1 stop3h 58mDelta
Deal found 9/16$298
This United Airlines deal was found by Cheapflights users on 9/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/306:30 amMDT - SDF
1 stop6h 51mUnited Airlines
Sat 10/41:58 pmSDF - MDT
1 stop5h 59mUnited Airlines
Deal found 9/15$299
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 10/39:07 pmMDT - SDF
1 stop11h 28mMultiple Airlines
Fri 10/107:15 amSDF - MDT
1 stop12h 20mMultiple Airlines
Deal found 9/16$328
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Mon 10/68:25 pmMDT - SDF
1 stop24h 25mAllegiant Air
Thu 10/98:50 pmSDF - MDT
1 stop11h 48mAllegiant Air
Deal found 9/15$343
This United Airlines deal was found by Cheapflights users on 9/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/3010:25 amMDT - SDF
1 stop4h 20mUnited Airlines
Thu 11/69:55 amSDF - MDT
1 stop4h 03mUnited Airlines
Deal found 9/15$360
This American Airlines deal was found by Cheapflights users on 9/17. 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.
Thu 11/64:36 pmMDT - SDF
1 stop4h 53mAmerican Airlines
Mon 11/105:20 pmSDF - MDT
1 stop6h 16mAmerican Airlines
Deal found 9/17$372
This American Airlines deal was found by Cheapflights users on 9/15. 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 9/194:45 pmMDT - SDF
1 stop6h 30mAmerican Airlines
Sun 9/217:35 amSDF - MDT
1 stop4h 00mAmerican Airlines
Deal found 9/15$402
This Delta deal was found by Cheapflights users on 9/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/286:00 amMDT - SDF
1 stop3h 56mDelta
Thu 10/3012:54 pmSDF - MDT
1 stop4h 36mDelta
Deal found 9/16$447
This American Airlines deal was found by Cheapflights users on 9/15. 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.
Wed 10/225:38 pmMDT - SDF
1 stop5h 46mAmerican Airlines
Fri 10/241:20 pmSDF - MDT
1 stop7h 13mAmerican Airlines
Deal found 9/15$455
This United Airlines deal was found by Cheapflights users on 9/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/32:33 pmMDT - SDF
1 stop6h 15mUnited Airlines
Fri 10/105:48 pmSDF - MDT
2 stops15h 41mUnited Airlines
Deal found 9/16$488
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 10/109:07 pmMDT - SDF
1 stop11h 28mMultiple Airlines
Mon 10/137:15 amSDF - MDT
1 stop9h 57mMultiple Airlines
Deal found 9/15$490
This Delta deal was found by Cheapflights users on 9/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/126:00 amMDT - SDF
1 stop5h 49mDelta
Sun 10/197:55 amSDF - MDT
1 stop3h 58mDelta
Deal found 9/15$509

Cheapflights Fare Finder

 
Customize your flight search to find flights from Harrisburg 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 September 17, 2025.
Use the filters below to find and compare flights from Harrisburg to Louisville that are best for you.

Fly from

Harrisburg

Fly to

Louisville

Route

Depart

Return

Price

HarrisburgLouisville

MDT - SDF

MDTSDF

Harrisburg

Fri 10/24

6:25 pm-12:01 am

1 stop5h 36m

Louisville Intl

Sun 10/26

7:55 am-11:53 am

1 stop3h 58m

$298

HarrisburgLouisville

MDT - SDF

MDTSDF

Harrisburg

Tue 9/30

6:30 am-1:21 pm

1 stop6h 51m

Louisville Intl

Sat 10/4

1:58 pm-7:57 pm

1 stop5h 59m

$299

HarrisburgLouisville

MDT - SDF

MDTSDF

Harrisburg

Fri 10/3

9:07 pm-8:35 am

1 stop11h 28m

Louisville Intl

Fri 10/10

7:15 am-7:35 pm

1 stop12h 20m

$328

HarrisburgLouisville

MDT - SDF

MDTSDF

Harrisburg

Mon 10/6

8:25 pm-8:50 pm

1 stop24h 25m

Louisville Intl

Thu 10/9

8:50 pm-8:38 am

1 stop11h 48m

$343

HarrisburgLouisville

MDT - SDF

MDTSDF

Harrisburg

Thu 10/30

10:25 am-2:45 pm

1 stop4h 20m

Louisville Intl

Thu 11/6

9:55 am-1:58 pm

1 stop4h 03m

$360

HarrisburgLouisville

MDT - SDF

MDTSDF

Harrisburg

Thu 11/6

4:36 pm-9:29 pm

1 stop4h 53m

Louisville Intl

Mon 11/10

5:20 pm-11:36 pm

1 stop6h 16m

$372

HarrisburgLouisville

MDT - SDF

MDTSDF

Harrisburg

Thu 10/9

11:25 am-5:43 pm

1 stop6h 18m

Louisville Intl

Mon 10/13

5:53 pm-11:48 pm

1 stop5h 55m

$402

HarrisburgLouisville

MDT - SDF

MDTSDF

Harrisburg

Thu 11/6

4:36 pm-9:29 pm

1 stop4h 53m

Louisville Intl

Sun 11/9

6:00 am-11:12 am

1 stop5h 12m

$402

HarrisburgLouisville

MDT - SDF

MDTSDF

Harrisburg

Tue 10/28

6:00 am-9:56 am

1 stop3h 56m

Louisville Intl

Thu 10/30

12:54 pm-5:30 pm

1 stop4h 36m

$447

HarrisburgLouisville

MDT - SDF

MDTSDF

Harrisburg

Wed 10/22

5:38 pm-11:24 pm

1 stop5h 46m

Louisville Intl

Fri 10/24

1:20 pm-8:33 pm

1 stop7h 13m

$455

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 18 results
1
2

Best time to book a flight from Harrisburg to Louisville

Have a flexible travel schedule? Discover the best time to fly to Louisville from Harrisburg 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 Harrisburg to Louisville

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

Currently, January is the cheapest month in which you can book a flight from Harrisburg to Louisville (average of $299). Flying from Harrisburg 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 MDT to SDF?

Find hourly flight availability from Harrisburg 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 September 17, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 13% on flights from Harrisburg to Louisville by exploring options for tickets in the evening.

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 September 17, 2025.
See what other customers who have flown with Delta, United Airlines, and American Airlines from Harrisburg to Louisville have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,961 reviews

Overall

8.0

Boarding

8.2

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,961 reviews
Delta
8.0
Very good
7,961 reviews

Overall

8.0

Boarding

8.2

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,926 reviews
Delta
8.0
Very good
7,961 reviews

Overall

8.0

Boarding

8.2

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,961 reviews

Overall

8.0

Boarding

8.2

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Harrisburg 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 Harrisburg to Louisville?

    Departing from Harrisburg to Louisville will take you 5h 36m. The distance from Harrisburg to Louisville is about 500 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    Our cheapest airline available from Harrisburg to Louisville is American Airlines. Our recent data shows that you can find tickets from as low as $228 on this airline. Additional options worth looking into are Delta and United Airlines, starting at $228 and $228 round-trip. American Airlines is priced at 39% lower than the current average price of a flight leaving 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Harrisburg 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 Harrisburg to Louisville?

    Currently, January is the cheapest month in which you can book a flight from Harrisburg to Louisville (average of $299). Flying from Harrisburg 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 Harrisburg to Louisville

Discover the top 3 airlines that operate flights from Harrisburg 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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$228Average$308FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$228Average$368FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$228Average$454FlexibilityNo cancel feeOn-time69%

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