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$81+ Cheap flights from District of Columbia 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 10/31. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — SDF
Nov 9 — Nov 161
Sun 11/9
Sun 11/16
1 adult, Economy
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Find flight deals from District of Columbia to Louisville

Cheapest flights from District of Columbia to Louisville
Explore the most affordable flight options available from District of Columbia to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 10, 2025.

This Southwest deal was found by Cheapflights users on 10/9. 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.
Fri 10/312:55 pmDCA - SDF
1 stop6h 15mSouthwest
Tue 11/47:05 pmSDF - DCA
1 stop3h 50mSouthwest
Deal found 10/9$209
This Delta deal was found by Cheapflights users on 10/8. 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 11/15:52 pmIAD - SDF
1 stop6h 09mDelta
Tue 11/48:17 amSDF - IAD
1 stop6h 21mDelta
Deal found 10/8$209
This Southwest deal was found by Cheapflights users on 10/9. 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.
Fri 10/311:00 pmDCA - SDF
2 stops8h 10mSouthwest
Mon 11/36:45 amSDF - DCA
1 stop6h 15mSouthwest
Deal found 10/9$214
This American Airlines deal was found by Cheapflights users on 10/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/245:00 pmDCA - SDF
Nonstop1h 58mAmerican Airlines
Thu 1/16:03 amSDF - DCA
Nonstop1h 39mAmerican Airlines
Deal found 10/9$217
This American Airlines deal was found by Cheapflights users on 10/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/308:32 amDCA - SDF
Nonstop2h 11mAmerican Airlines
Mon 11/36:01 amSDF - DCA
Nonstop1h 44mAmerican Airlines
Deal found 10/9$218
This Delta deal was found by Cheapflights users on 10/8. 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 11/14:03 pmDCA - SDF
1 stop5h 39mDelta
Tue 11/47:55 amSDF - DCA
1 stop3h 52mDelta
Deal found 10/8$219
This Delta deal was found by Cheapflights users on 10/8. 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 11/13:33 pmIAD - SDF
1 stop6h 09mDelta
Wed 11/510:30 amSDF - IAD
1 stop5h 59mDelta
Deal found 10/8$219
This United Airlines deal was found by Cheapflights users on 10/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/241:05 pmIAD - SDF
Nonstop1h 46mUnited Airlines
Tue 10/289:55 amSDF - IAD
Nonstop1h 38mUnited Airlines
Deal found 10/9$223
This American Airlines deal was found by Cheapflights users on 10/7. 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.
Sat 10/188:32 amDCA - SDF
Nonstop2h 11mAmerican Airlines
Sat 10/256:34 amSDF - DCA
Nonstop1h 41mAmerican Airlines
Deal found 10/7$224
This United Airlines deal was found by Cheapflights users on 10/7. 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 10/157:00 pmIAD - SDF
Nonstop1h 48mUnited Airlines
Tue 10/219:55 amSDF - IAD
Nonstop1h 39mUnited Airlines
Deal found 10/7$224
This American Airlines deal was found by Cheapflights users on 10/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/155:24 pmDCA - SDF
1 stop6h 58mAmerican Airlines
Mon 11/176:01 amSDF - DCA
Nonstop1h 44mAmerican Airlines
Deal found 10/8$227
This American Airlines deal was found by Cheapflights users on 10/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/146:00 amDCA - SDF
1 stop6h 13mAmerican Airlines
Mon 11/174:59 pmSDF - DCA
Nonstop1h 50mAmerican Airlines
Deal found 10/9$229

Cheap flight deals from District of Columbia to Louisville

Keep the following information in mind while searching for District of Columbia to Louisville flight deals. Data was last updated October 10, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$209
(Southwest)

One-way from

$81
(Mytrip)

Popular in

October

Cheapest in

January

Average price

$359

Good round-trip deal

$254 or less

Good one-way deal

$213 or less
Provider with most accurate pricing for Washington, D.C. (WAS)-Louisville Intl flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Louisville Intl flights.
Search Deals
From District of Columbia to Louisville Intl
Search Deals
One-way flight from District of Columbia to Louisville Intl
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($19 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
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Price to beat on a round-trip flight from District of Columbia to Louisville Intl.
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Price to beat on a one-way flight from District of Columbia to Louisville Intl.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from District of Columbia 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 10, 2025.
Use the filters below to find and compare flights from District of Columbia to Louisville that are best for you.

Fly from

District of Columbia

Fly to

Louisville

Route

Depart

Return

Price

Washington, D.C.Louisville

DCA - SDF

DCASDF

Washington, D.C. Reagan-National

Fri 12/12

7:59 am-2:12 pm

1 stop6h 13m

Louisville Intl

Mon 12/15

2:50 pm-8:51 pm

1 stop6h 01m

$209

Washington, D.C.Louisville

DCA - SDF

DCASDF

Washington, D.C. Reagan-National

Tue 11/25

6:00 am-11:45 am

1 stop5h 45m

Louisville Intl

Fri 11/28

6:35 am-12:00 pm

1 stop5h 25m

$209

Washington, D.C.Louisville

DCA - SDF

DCASDF

Washington, D.C. Reagan-National

Fri 12/12

12:05 pm-9:30 pm

2 stops9h 25m

Louisville Intl

Mon 12/15

1:50 pm-6:15 pm

1 stop4h 25m

$214

Washington, D.C.Louisville

DCA - SDF

DCASDF

Washington, D.C. Reagan-National

Thu 10/30

6:00 am-9:56 am

1 stop3h 56m

Louisville Intl

Sat 11/1

3:11 pm-8:33 pm

1 stop5h 22m

$219

Washington, D.C.Louisville

DCA - SDF

DCASDF

Washington, D.C. Reagan-National

Wed 10/22

6:00 am-12:25 pm

1 stop6h 25m

Louisville Intl

Wed 10/22

6:55 pm-10:55 pm

1 stop4h 00m

$219

Washington, D.C.Louisville

DCA - SDF

DCASDF

Washington, D.C. Reagan-National

Fri 11/28

6:00 am-9:59 am

1 stop3h 59m

Louisville Intl

Tue 12/2

5:28 pm-10:54 pm

1 stop5h 26m

$219

Washington, D.C.Louisville

IAD - SDF

IADSDF

Washington, D.C. Dulles Intl

Wed 11/26

7:21 pm-12:06 am

1 stop4h 45m

Louisville Intl

Thu 11/27

12:57 pm-6:26 pm

1 stop5h 29m

$219

Washington, D.C.Louisville

IAD - SDF

IADSDF

Washington, D.C. Dulles Intl

Sat 11/1

6:00 am-9:56 am

1 stop3h 56m

Louisville Intl

Tue 11/4

7:09 am-11:31 am

1 stop4h 22m

$219

Washington, D.C.Louisville

IAD - SDF

IADSDF

Washington, D.C. Dulles Intl

Fri 11/14

7:21 pm-12:06 am

1 stop4h 45m

Louisville Intl

Mon 11/17

7:04 pm-11:03 pm

1 stop3h 59m

$219

Washington, D.C.Louisville

IAD - SDF

IADSDF

Washington, D.C. Dulles Intl

Thu 10/30

7:05 am-11:49 am

1 stop4h 44m

Louisville Intl

Sat 11/1

12:54 pm-4:57 pm

1 stop4h 03m

$219

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/8

Showing 1-10 of 42 results
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Best time to book a flight from District of Columbia to Louisville

Have a flexible travel schedule? Discover the best time to fly to Louisville from District of Columbia 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 District of Columbia to Louisville

What is the cheapest month to book a flight from District of Columbia to Louisville?

Currently, February is the cheapest month in which you can book a flight from District of Columbia to Louisville (average of $113). Flying from District of Columbia to Louisville in April is currently the most expensive (average of $184). 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 DC to SDF?

Find hourly flight availability from District of Columbia 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 10, 2025.

A simple way to save on the total cost of your ticket is to fly from District of Columbia to Louisville in the evening. If you’re flexible enough to do this you can expect to save up to 30% on your trip compared to booking a flight at noon.

What is the cheapest day to fly from District of Columbia to Louisville?

Use this chart to determine the cheapest time to fly round-trip from District of Columbia to Louisville. Price data was last updated on October 5, 2025.

Travelers seeking maximum savings on their District of Columbia to Louisville flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from District of Columbia to Louisville

Explore weekly flight availability from District of Columbia to Louisville. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated October 10, 2025.

The most flights from USDC to SDF are scheduled on a Monday (5 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (4 on average).

Related info for your journey

Find useful and relevant information for your journey from District of Columbia 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 District of Columbia?

    For a flight from District of Columbia to Louisville, you will be flying into Louisville Intl. Louisville Intl (SDF) is just 5.3 mi from the center of the city.

  • How long is the flight from District of Columbia to Louisville?

    Airlines like Delta and Southwest fly from District of Columbia to Louisville in about 5h 45m. The time it takes to get you to your destination can typically vary by up to 28m. There are 472 mi between District of Columbia and Louisville. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from District of Columbia to Louisville one-way?

    The cheapest airlines for a one-way flight from District of Columbia to Louisville are Southwest ($105), American Airlines ($139), and Allegiant Air ($185).

  • What are the most reliable airlines from District of Columbia to Louisville?

    The top 3 most reliable airlines when flying from District of Columbia to Louisville are Air Canada (94%), Lufthansa (94%) and Republic Airways (93%).

  • What are the cheapest flights from District of Columbia to Louisville?

    On average you can expect to pay $318 for a flight from District of Columbia to Louisville. The cheapest flight overall is $167 while the most popular route, (Washington, D.C. Reagan-National - Louisville Intl) is currently priced at $209.

  • Can I find deals for flights from District of Columbia to Louisville that include hotel bookings?

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

  • How can I find direct flights from District of Columbia to Louisville?

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

  • Can I find deals for business class flights from District of Columbia to Louisville?

    Yes. Cheapflights offers flight deals from District of Columbia 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 District of Columbia to Louisville?

    Currently, February is the cheapest month in which you can book a flight from District of Columbia to Louisville (average of $113). Flying from District of Columbia to Louisville in April is currently the most expensive (average of $184). 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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Alternative routes for District of Columbia to Louisville

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Top 4 airlines flying from District of Columbia to Louisville

Discover the top 4 airlines that operate flights from District of Columbia 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 10, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$189Average$285FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$189Average$397FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$196Average$314FlexibilityNo cancel feeOn-time63%
DeltaCheapest$198Average$311FlexibilityNo cancel feeOn-timeN/A

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