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$72+ Cheap flights from Maryland to Louisville (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 1/25. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — SDF
Jan 21 — Jan 281
Wed 1/21
Wed 1/28
1 adult, Economy
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Cheap flight deals from Maryland to Louisville

Cheapest flights from Maryland to Louisville
Explore the most affordable flight options available from Maryland to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 22, 2025.

This United Airlines deal was found by Cheapflights users on 12/21. 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.
Wed 12/245:15 pmIAD - SDF
Nonstop1h 56mUnited Airlines
Thu 12/259:55 amSDF - IAD
Nonstop1h 41mUnited Airlines
Deal found 12/21$245
This Delta deal was found by Cheapflights users on 12/21. 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.
Wed 12/316:00 amIAD - SDF
1 stop7h 12mDelta
Sun 1/46:06 pmSDF - IAD
1 stop5h 02mDelta
Deal found 12/21$252
This American Airlines deal was found by Cheapflights users on 12/21. 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 12/315:30 pmDCA - SDF
Nonstop1h 56mAmerican Airlines
Fri 1/26:03 amSDF - DCA
Nonstop1h 39mAmerican Airlines
Deal found 12/21$262
This United Airlines deal was found by Cheapflights users on 12/20. 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.
Wed 12/245:15 pmIAD - SDF
Nonstop1h 56mUnited Airlines
Sat 12/279:55 amSDF - IAD
Nonstop1h 41mUnited Airlines
Deal found 12/20$262
This Delta deal was found by Cheapflights users on 12/21. 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.
Wed 12/245:42 pmDCA - SDF
1 stop5h 05mDelta
Thu 12/254:49 pmSDF - DCA
1 stop6h 07mDelta
Deal found 12/21$265
This Delta deal was found by Cheapflights users on 12/22. 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.
Wed 12/244:17 pmIAD - SDF
1 stop6h 30mDelta
Thu 12/257:25 amSDF - IAD
1 stop4h 27mDelta
Deal found 12/22$265
This American Airlines deal was found by Cheapflights users on 12/22. 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 12/233:25 pmDCA - SDF
1 stop6h 29mAmerican Airlines
Wed 1/74:32 pmSDF - DCA
Nonstop1h 46mAmerican Airlines
Deal found 12/22$279
This Delta deal was found by Cheapflights users on 12/21. 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.
Wed 12/315:42 pmDCA - SDF
1 stop6h 14mDelta
Fri 1/26:51 pmSDF - DCA
1 stop4h 05mDelta
Deal found 12/21$282
This American Airlines deal was found by Cheapflights users on 12/20. 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.
Sun 12/215:41 pmDCA - SDF
1 stop5h 49mAmerican Airlines
Sat 1/105:26 pmSDF - DCA
Nonstop1h 34mAmerican Airlines
Deal found 12/20$284
This United Airlines deal was found by Cheapflights users on 12/21. 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.
Wed 12/315:15 pmIAD - SDF
Nonstop1h 56mUnited Airlines
Sun 1/42:22 pmSDF - IAD
Nonstop1h 43mUnited Airlines
Deal found 12/21$292
This Delta deal was found by Cheapflights users on 12/21. 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 12/216:59 pmIAD - SDF
1 stop4h 57mDelta
Sat 1/1010:51 amSDF - IAD
1 stop5h 55mDelta
Deal found 12/21$294
This United Airlines deal was found by Cheapflights users on 12/20. 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 12/235:15 pmIAD - SDF
Nonstop1h 56mUnited Airlines
Sat 12/279:55 amSDF - IAD
Nonstop1h 41mUnited Airlines
Deal found 12/20$299

Find flight deals from Maryland to Louisville

Keep the following information in mind while searching for Maryland to Louisville flight deals. Data was last updated December 22, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$139
(Cheapflightsfares)

One-way from

$72
(Kiwi.com)

Popular in

March

Cheapest in

January

Average price

$327

Good round-trip deal

$317 or less

Good one-way deal

$113 or less
Provider with most accurate pricing for Washington, D.C. (WAS)-Louisville Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Louisville Intl flights.
Search Deals
From Maryland to Louisville Intl
Search Deals
One-way flight from Maryland to Louisville Intl
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($22 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Maryland to Louisville Intl.
Search Deals
Price to beat on a one-way flight from Maryland to Louisville Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Maryland 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 December 22, 2025.
Use the filters below to find and compare flights from Maryland to Louisville that are best for you.

Fly from

Maryland

Fly to

Louisville

Route

Depart

Return

Price

PhiladelphiaLouisville

PHL - SDF

PHLSDF

Philadelphia

Tue 1/13

6:00 am-2:41 pm

1 stop8h 41m

Louisville Intl

Thu 1/15

3:36 pm-11:50 pm

1 stop8h 14m

$139

PhiladelphiaLouisville

PHL - SDF

PHLSDF

Philadelphia

Tue 1/13

6:00 am-2:41 pm

1 stop8h 41m

Louisville Intl

Tue 1/20

3:36 pm-11:14 am

1 stop19h 38m

$168

PhiladelphiaLouisville

PHL - SDF

PHLSDF

Philadelphia

Wed 2/4

5:30 am-1:00 pm

1 stop7h 30m

Louisville Intl

Fri 2/6

1:55 pm-7:48 pm

1 stop5h 53m

$180

PhiladelphiaLouisville

PHL - SDF

PHLSDF

Philadelphia

Thu 2/5

6:00 am-2:41 pm

1 stop8h 41m

Louisville Intl

Sun 2/8

3:36 pm-12:44 am

1 stop9h 08m

$183

PhiladelphiaLouisville

PHL - SDF

PHLSDF

Philadelphia

Thu 2/26

6:00 am-2:38 pm

1 stop8h 38m

Louisville Intl

Sun 3/1

3:33 pm-11:50 pm

1 stop8h 17m

$186

PhiladelphiaLouisville

PHL - SDF

PHLSDF

Philadelphia

Wed 1/7

4:25 pm-11:59 pm

1 stop7h 34m

Louisville Intl

Thu 1/8

7:00 am-11:48 pm

2 stops16h 48m

$190

PhiladelphiaLouisville

PHL - SDF

PHLSDF

Philadelphia

Wed 1/7

6:10 am-11:59 pm

1 stop17h 49m

Louisville Intl

Thu 1/8

3:36 pm-11:50 pm

1 stop8h 14m

$191

BaltimoreLouisville

BWI - SDF

BWISDF

Baltimore/Washington

Thu 1/8

5:25 pm-6:04 pm

1 stop24h 39m

Louisville Intl

Mon 1/12

6:54 pm-7:03 pm

1 stop24h 09m

$197

Washington, D.C.Louisville

DCA - SDF

DCASDF

Washington, D.C. Reagan-National

Thu 1/8

7:59 pm-10:05 pm

Nonstop2h 06m

Louisville Intl

Mon 1/12

6:00 am-7:52 am

Nonstop1h 52m

$204

Washington, D.C.Louisville

IAD - SDF

IADSDF

Washington, D.C. Dulles Intl

Thu 1/8

5:45 pm-7:43 pm

Nonstop1h 58m

Louisville Intl

Mon 1/12

2:10 pm-3:49 pm

Nonstop1h 39m

$204

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

Showing 1-10 of 60 results
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Best time to book a flight from Maryland to Louisville

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

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

Currently, February is the cheapest month in which you can book a flight from Maryland to Louisville (average of $114). Flying from Maryland to Louisville in March is currently the most expensive (average of $227). 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 MD to SDF?

Find hourly flight availability from Maryland 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 December 22, 2025.

It’s optimal to fly from Maryland to Louisville in the evening. By choosing this option you can save up to 53% on the cost of your flight, compared to a flight at noon.

Related info for your journey

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

  • What airport do you fly into for flights to Louisville from Maryland?

    If you book a flight to Louisville from Maryland, you will be flying to Louisville Intl, which is the city’s only airport. Louisville Intl (SDF) is located 5.3 mi from the center of Louisville.

  • How popular is this Maryland to Louisville flight route?

    Flights from Maryland to Louisville Intl have been viewed 13 times in the past calendar month.

  • How long is the flight from Maryland to Louisville?

    Airlines like Spirit Airlines, American Airlines, and United Airlines fly from Maryland to Louisville in about 1h 58m. The time it takes to get you to your destination can typically vary by up to 6h 43m. The distance from Maryland to Louisville is about 450 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Maryland to Louisville?

    Most travelers choose Baltimore/Washington - Louisville Intl, Washington, D.C. Dulles Intl - Louisville Intl or Washington, D.C. Reagan-National - Louisville Intl when deciding on the best route from Maryland to Louisville.

  • What are the cheapest flights from Maryland to Louisville?

    On average you can expect to pay $243 for a flight from Maryland to Louisville. The cheapest flight overall is $75 while the most popular route, (Baltimore/Washington - Louisville Intl) is currently priced at $178.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Maryland to Louisville (average of $114). Flying from Maryland to Louisville in March is currently the most expensive (average of $227). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Maryland to Louisville

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Maryland to Louisville

Discover the top 4 airlines that operate flights from Maryland 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 December 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$189Average$264FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$195Average$309FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$231Average$538FlexibilityNo cancel feeOn-time71%
DeltaCheapest$268Average$358FlexibilityNo cancel feeOn-timeN/A

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