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$88+ 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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — SDF
Jul 8 — Jul 151
Wed 7/8
Wed 7/15
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 June 8, 2026.

This Kiwi.com deal was found by Cheapflights users on 6/6. 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.
Wed 8/2610:34 am
BWI
-
SDF
1 stop23h 58m
Multiple Airlines
Mon 8/317:43 pm
SDF
-
BWI
1 stop13h 56m
Multiple Airlines
Deal found 6/6$200
This Kiwi.com deal was found by Cheapflights users on 6/6. 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.
Thu 8/271:10 pm
BWI
-
SDF
1 stop20h 39m
Multiple Airlines
Mon 8/317:43 pm
SDF
-
BWI
1 stop13h 56m
Multiple Airlines
Deal found 6/6$214
This Southwest deal was found by Cheapflights users on 6/5. 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 6/309:25 pm
BWI
-
SDF
Nonstop1h 45m
Southwest
Wed 7/15:35 am
SDF
-
BWI
Nonstop1h 35m
Southwest
Deal found 6/5$227
This Southwest deal was found by Cheapflights users on 6/8. 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.
Mon 8/108:55 pm
BWI
-
SDF
Nonstop1h 40m
Southwest
Wed 8/125:30 am
SDF
-
BWI
Nonstop1h 35m
Southwest
Deal found 6/8$232
This Delta deal was found by Cheapflights users on 6/8. 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.
Sat 8/292:18 pm
BWI
-
SDF
1 stop5h 24m
Delta
Tue 9/11:21 pm
SDF
-
BWI
1 stop4h 30m
Delta
Deal found 6/8$238
This Southwest deal was found by Cheapflights users on 6/8. 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 7/79:25 pm
BWI
-
SDF
Nonstop1h 50m
Southwest
Wed 7/85:25 pm
SDF
-
BWI
2 stops6h 55m
Southwest
Deal found 6/8$242
This Southwest deal was found by Cheapflights users on 6/5. 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.
Sat 8/227:35 pm
BWI
-
SDF
Nonstop1h 45m
Southwest
Tue 8/255:30 am
SDF
-
BWI
Nonstop1h 35m
Southwest
Deal found 6/5$244
This Southwest deal was found by Cheapflights users on 6/8. 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.
Sat 10/241:35 pm
BWI
-
SDF
2 stops6h 15m
Southwest
Wed 10/289:05 am
SDF
-
BWI
2 stops6h 10m
Southwest
Deal found 6/8$249
This Kiwi.com deal was found by Cheapflights users on 6/4. 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.
Tue 7/282:59 pm
PHL
-
SDF
1 stop20h 27m
Multiple Airlines
Mon 8/319:28 pm
SDF
-
PHL
1 stop25h 35m
Multiple Airlines
Deal found 6/4$253
This Southwest deal was found by Cheapflights users on 6/5. 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 6/301:00 pm
DCA
-
SDF
2 stops7h 25m
Southwest
Wed 7/14:15 pm
SDF
-
DCA
2 stops7h 00m
Southwest
Deal found 6/5$257
This Delta deal was found by Cheapflights users on 6/4. 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 7/15:29 pm
DCA
-
SDF
1 stop3h 46m
Delta
Fri 7/31:02 pm
SDF
-
DCA
1 stop6h 46m
Delta
Deal found 6/4$258
This Delta deal was found by Cheapflights users on 6/4. 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 7/85:46 pm
IAD
-
SDF
1 stop6h 40m
Delta
Sun 7/126:54 pm
SDF
-
IAD
1 stop5h 47m
Delta
Deal found 6/4$258

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 June 8, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$200
(Kiwi.com)

One-way from

$88
(Kiwi.com)

Popular in

April

Cheapest in

August

Average price

$327

Good round-trip deal

$346 or less

Good one-way deal

$193 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. 13% potential increase in price ($50 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
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 June 8, 2026.
Use the filters below to find and compare flights from Maryland to Louisville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Louisville

IAD - SDF

IADSDF

Washington, D.C. Dulles Intl

Wed 7/8

5:46 pm-12:26 am

1 stop6h 40m

Louisville Intl

Sun 7/12

6:54 pm-12:41 am

1 stop5h 47m

$258

Washington, D.C.Louisville

DCA - SDF

DCASDF

Washington, D.C. Reagan-National

Fri 7/10

9:00 am-3:42 pm

1 stop6h 42m

Louisville Intl

Tue 7/14

2:22 pm-6:59 pm

1 stop4h 37m

$263

Washington, D.C.Louisville

DCA - SDF

DCASDF

Washington, D.C. Reagan-National

Wed 7/15

6:00 am-9:54 am

1 stop3h 54m

Louisville Intl

Sat 7/18

1:16 pm-7:48 pm

1 stop6h 32m

$263

Washington, D.C.Louisville

DCA - SDF

DCASDF

Washington, D.C. Reagan-National

Fri 7/10

9:00 am-3:42 pm

1 stop6h 42m

Louisville Intl

Mon 7/13

6:54 pm-11:52 pm

1 stop4h 58m

$269

Washington, D.C.Louisville

IAD - SDF

IADSDF

Washington, D.C. Dulles Intl

Thu 7/23

6:00 am-11:51 am

1 stop5h 51m

Louisville Intl

Sun 7/26

6:54 pm-12:41 am

1 stop5h 47m

$269

Washington, D.C.Louisville

IAD - SDF

IADSDF

Washington, D.C. Dulles Intl

Fri 7/10

5:25 pm-7:18 pm

Nonstop1h 53m

Louisville Intl

Sun 7/12

6:00 am-7:35 am

Nonstop1h 35m

$271

Washington, D.C.Louisville

DCA - SDF

DCASDF

Washington, D.C. Reagan-National

Tue 7/21

6:10 am-12:05 pm

1 stop5h 55m

Louisville Intl

Sun 7/26

6:25 pm-11:50 pm

1 stop5h 25m

$273

Washington, D.C.Louisville

DCA - SDF

DCASDF

Washington, D.C. Reagan-National

Mon 7/27

6:15 am-2:25 pm

1 stop8h 10m

Louisville Intl

Wed 7/29

7:25 am-2:00 pm

1 stop6h 35m

$278

Washington, D.C.Louisville

DCA - SDF

DCASDF

Washington, D.C. Reagan-National

Fri 8/28

6:10 am-9:54 am

1 stop3h 44m

Louisville Intl

Tue 9/1

1:17 pm-7:34 pm

1 stop6h 17m

$279

Washington, D.C.Louisville

DCA - SDF

DCASDF

Washington, D.C. Reagan-National

Thu 6/25

6:35 am-12:00 pm

1 stop5h 25m

Louisville Intl

Mon 6/29

3:35 pm-10:55 pm

2 stops7h 20m

$304

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/3

Showing 1-10 of 60 resultsSorted by cheapest first
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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, August is the cheapest month in which you can book a flight from Maryland to Louisville (average of $137). Flying from Maryland to Louisville in June is currently the most expensive (average of $322). 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 June 8, 2026.

It’s optimal to fly from Maryland to Louisville in the afternoon. By choosing this option you can save up to 17% on the cost of your flight, compared to a flight at noon.

How much does it cost to fly round-trip from Maryland to Louisville?

How far ahead should I book a flight from Maryland to Louisville?

The price you pay for your flight from Maryland to Louisville may vary depending on when you book. For the best chance of a lower fare, look to book 73 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 8 times in the past calendar month.

  • How long is the flight from Maryland to Louisville?

    Airlines like Delta, Southwest, and United Airlines fly from Maryland to Louisville in about 1h 53m. The time it takes to get you to your destination can typically vary by up to 4h 47m. 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 Washington, D.C. Dulles Intl - Louisville Intl, Washington, D.C. Reagan-National - Louisville Intl or Baltimore/Washington - 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 $355 for a flight from Maryland to Louisville. The cheapest flight overall is $113 while the most popular route, (Washington, D.C. Dulles Intl - Louisville Intl) is currently priced at $227.

  • 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, August is the cheapest month in which you can book a flight from Maryland to Louisville (average of $137). Flying from Maryland to Louisville in June is currently the most expensive (average of $322). 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
Corydon
Shepherdsville
Elizabethtown
Jeffersonville
Bardstown

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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 3 airlines flying from Maryland to Louisville

Discover the top 3 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 June 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$196Average$370FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$231Average$522FlexibilityNo cancel feeOn-time71%
DeltaCheapest$252Average$358FlexibilityNo cancel feeOn-timeN/A

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