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$79+ 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 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — SDF
Sep 13 — Sep 201
Sun 9/13
Sun 9/20
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 August 14, 2026.

This Southwest deal was found by Cheapflights users on 8/9. 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 9/197:35 pm -
Nonstop1h 50m
Tue 9/225:00 pm -
Nonstop1h 40m
Deal found 8/9$158
This Southwest deal was found by Cheapflights users on 8/11. 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 9/510:55 am -
Nonstop1h 45m
Sun 9/66:30 am -
Nonstop1h 35m
Deal found 8/11$190
This Southwest deal was found by Cheapflights users on 8/10. 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 10/3010:30 pm -
Nonstop1h 40m
Mon 11/25:40 am -
Nonstop1h 30m
Deal found 8/10$194
This Southwest deal was found by Cheapflights users on 8/12. 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 9/111:50 pm -
Nonstop1h 40m
Mon 9/144:10 pm -
1 stop7h 10m
Deal found 8/12$198
This Southwest deal was found by Cheapflights users on 8/9. 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.
Sun 9/611:35 am -
Nonstop1h 40m
Sun 9/64:40 pm -
Nonstop1h 35m
Deal found 8/9$207
This Delta deal was found by Cheapflights users on 8/9. 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.
Mon 8/316:15 am -
1 stop3h 39m
Thu 9/37:55 am -
1 stop3h 47m
Deal found 8/9$209
This Southwest deal was found by Cheapflights users on 8/12. 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.
Sun 9/611:35 am -
Nonstop1h 40m
Sat 9/123:50 pm -
Nonstop1h 35m
Deal found 8/12$212
This Kiwi.com deal was found by Cheapflights users on 8/11. 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 9/101:50 pm -
1 stop20h 45m
Sat 9/1210:56 am -
1 stop5h 31m
Deal found 8/11$221
This Kiwi.com deal was found by Cheapflights users on 8/11. 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 9/101:50 pm -
1 stop20h 45m
Thu 9/179:09 pm -
1 stop27h 21m
Deal found 8/11$223
This American Airlines deal was found by Cheapflights users on 8/10. 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 9/35:00 am -
1 stop5h 18m
Sun 9/67:33 am -
Nonstop1h 54m
Deal found 8/10$232
This American Airlines deal was found by Cheapflights users on 8/12. 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 9/117:33 pm -
Nonstop1h 54m
Fri 9/186:00 am -
Nonstop1h 44m
Deal found 8/12$233
This United Airlines deal was found by Cheapflights users on 8/12. 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 9/1112:50 pm -
Nonstop1h 47m
Fri 9/1810:05 am -
Nonstop1h 42m
Deal found 8/12$233

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 August 14, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$158
(Southwest)

One-way from

$79
(Southwest)

Popular in

April

Cheapest in

August

Average price

$279

Good round-trip deal

$257 or less

Good one-way deal

$173 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. 10% potential increase in price ($41 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 August 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.
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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 August 14, 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

BaltimoreLouisville

BWI Baltimore/Washington - SDF Louisville Intl

BWISDF

Baltimore/Washington

Sat 9/19

5:10 pm-9:59 pm

1 stop4h 49m

Louisville Intl

Mon 9/21

5:50 pm-11:01 pm

1 stop5h 11m

$209
Quickest round-trip

BaltimoreLouisville

BWI Baltimore/Washington - SDF Louisville Intl

BWISDF

Baltimore/Washington

Thu 10/15

10:30 pm-12:10 am

Nonstop1h 40m

Louisville Intl

Mon 10/19

5:35 am-7:05 am

Nonstop1h 30m

$216

BaltimoreLouisville

BWI Baltimore/Washington - SDF Louisville Intl

BWISDF

Baltimore/Washington

Thu 10/1

6:00 am-10:19 am

1 stop4h 19m

Louisville Intl

Mon 10/5

3:43 pm-9:25 pm

1 stop5h 42m

$223

BaltimoreLouisville

BWI Baltimore/Washington - SDF Louisville Intl

BWISDF

Baltimore/Washington

Sat 9/5

9:00 am-2:18 pm

1 stop5h 18m

Louisville Intl

Sun 9/6

6:00 am-9:58 am

1 stop3h 58m

$227

BaltimoreLouisville

BWI Baltimore/Washington - SDF Louisville Intl

BWISDF

Baltimore/Washington

Mon 11/2

2:20 pm-9:35 pm

2 stops7h 15m

Louisville Intl

Wed 11/4

8:50 am-3:30 pm

1 stop6h 40m

$229

Washington, D.C.Louisville

IAD Washington, D.C. Dulles Intl - SDF Louisville Intl

IADSDF

Washington, D.C. Dulles Intl

Sat 10/10

6:12 pm-11:59 pm

1 stop5h 47m

Louisville Intl

Sat 10/17

5:59 pm-12:42 am

1 stop6h 43m

$240

Washington, D.C.Louisville

DCA Washington, D.C. Reagan-National - SDF Louisville Intl

DCASDF

Washington, D.C. Reagan-National

Thu 9/3

6:20 am-11:05 am

1 stop4h 45m

Louisville Intl

Sun 9/6

7:05 am-12:45 pm

1 stop5h 40m

$242

BaltimoreLouisville

BWI Baltimore/Washington - SDF Louisville Intl

BWISDF

Baltimore/Washington

Mon 9/7

8:15 am-10:00 am

Nonstop1h 45m

Louisville Intl

Mon 9/14

8:30 am-10:10 am

Nonstop1h 40m

$255

Washington, D.C.Louisville

IAD Washington, D.C. Dulles Intl - SDF Louisville Intl

IADSDF

Washington, D.C. Dulles Intl

Thu 10/15

5:34 pm-7:24 pm

Nonstop1h 50m

Louisville Intl

Mon 10/19

6:00 am-7:35 am

Nonstop1h 35m

$261

Washington, D.C.Louisville

DCA Washington, D.C. Reagan-National - SDF Louisville Intl

DCASDF

Washington, D.C. Reagan-National

Fri 9/4

7:08 pm-11:11 pm

1 stop4h 03m

Louisville Intl

Tue 9/8

6:28 am-1:54 pm

1 stop7h 26m

$268

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/12

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, November is the cheapest month in which you can book a flight from Maryland to Louisville (average of $331). Flying from Maryland to Louisville in April is currently the most expensive (average of $466). 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 August 14, 2026.

It’s optimal to fly from Maryland to Louisville in the evening. By choosing this option you can save up to 7% 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?

Airfare is below average for this route at the moment.
Maryland to Louisville flights typically cost between $322 and $527 in September.
The cheapest round-trip price found within the last 5 days was $158 on Southwest (Sep 19-Sep 22).

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 40m. The time it takes to get you to your destination can typically vary by up to 3h 09m. The distance from Maryland to Louisville is about 493 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 $310 for a flight from Maryland to Louisville. The cheapest flight overall is $103 while the most popular route, (Washington, D.C. Dulles Intl - Louisville Intl) is currently priced at $203.

  • 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, November is the cheapest month in which you can book a flight from Maryland to Louisville (average of $331). Flying from Maryland to Louisville in April is currently the most expensive (average of $466). 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

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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 August 14, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$231Average$478FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$248Average$387FlexibilityNo cancel feeOn-time63%
DeltaCheapest$252Average$358FlexibilityNo cancel feeOn-timeN/A

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