$90 Cheap Flights from Louisville (SDF) to Washington (DCA)

View $90 flight on Wed, May 28, 2025Opens in a new window
Find available prices by choosing your travel dates.

Cheap Flights from Louisville to Washington (SDF-DCA)

Prices were available within the past 7 days and start at $90 for one-way flights and $179 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, Jul 2 - Fri, Jul 4
SDF
Louisville
DCA
Washington
$179 Roundtrip, found 7 hours ago
$179
Roundtrip
found 7 hours ago
Select American Airlines flight, departing Wed, Jul 2 from Louisville to Washington, returning Fri, Jul 4, priced at $179 found 7 hours ago
American Airlines
Sat, May 24 - Mon, May 26
SDF
Louisville
DCA
Washington
$184 Roundtrip, found 1 hour ago
$184
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Sat, May 24 from Louisville to Washington, returning Mon, May 26, priced at $184 found 1 hour ago
Southwest Airlines
Wed, Jul 2 - Sat, Jul 5
SDF
Louisville
DCA
Washington
$189 Roundtrip, found 15 hours ago
$189
Roundtrip
found 15 hours ago
Select Southwest Airlines flight, departing Wed, Jul 2 from Louisville to Washington, returning Sat, Jul 5, priced at $189 found 15 hours ago
Delta
Wed, Jul 2 - Sat, Jul 5
SDF
Louisville
DCA
Washington
$192 Roundtrip, found 15 hours ago
$192
Roundtrip
found 15 hours ago
Select Delta flight, departing Wed, Jul 2 from Louisville to Washington, returning Sat, Jul 5, priced at $192 found 15 hours ago
American Airlines
Sat, May 31 - Mon, Jun 2
SDF
Louisville
DCA
Washington
$194 Roundtrip, found 3 hours ago
$194
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Sat, May 31 from Louisville to Washington, returning Mon, Jun 2, priced at $194 found 3 hours ago
Southwest Airlines
Wed, Jul 2 - Sat, Jul 5
SDF
Louisville
DCA
Washington
$199 Roundtrip, found 15 hours ago
$199
Roundtrip
found 15 hours ago
Select Southwest Airlines flight, departing Wed, Jul 2 from Louisville to Washington, returning Sat, Jul 5, priced at $199 found 15 hours ago
American Airlines
Fri, May 9 - Sun, May 11
SDF
Louisville
DCA
Washington
$199 Roundtrip, found 4 hours ago
$199
Roundtrip
found 4 hours ago
Select American Airlines flight, departing Fri, May 9 from Louisville to Washington, returning Sun, May 11, priced at $199 found 4 hours ago
Southwest Airlines
Fri, May 30 - Mon, Jun 2
SDF
Louisville
DCA
Washington
$204 Roundtrip, found 13 hours ago
$204
Roundtrip
found 13 hours ago
Select Southwest Airlines flight, departing Fri, May 30 from Louisville to Washington, returning Mon, Jun 2, priced at $204 found 13 hours ago
United
Thu, Sep 18 - Mon, Sep 22
SDF
Louisville
DCA
Washington
$209 Roundtrip, found 3 hours ago
$209
Roundtrip
found 3 hours ago
Select United flight, departing Thu, Sep 18 from Louisville to Washington, returning Mon, Sep 22, priced at $209 found 3 hours ago
Southwest Airlines
Wed, Jul 2 - Sat, Jul 5
SDF
Louisville
DCA
Washington
$209 Roundtrip, found 15 hours ago
$209
Roundtrip
found 15 hours ago
Select Southwest Airlines flight, departing Wed, Jul 2 from Louisville to Washington, returning Sat, Jul 5, priced at $209 found 15 hours ago

Frequently asked questions

How much does a flight from Louisville Intl. Airport (SDF) to Ronald Reagan Washington National Airport (DCA) cost?
Cheap return fares from Louisville Intl. Airport (SDF) to Ronald Reagan Washington National Airport (DCA) start at $179. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a American Airlines flight leaving SDF on May 21 2025 and touching down at DCA. The price was last updated on April 24 2025 and has not changed since.
What is the cheapest month to fly from SDF to DCA?
The cheapest flights from SDF to DCA are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Louisville Intl. Airport (SDF) to Ronald Reagan Washington National Airport (DCA)?
Hop on a nonstop flight with American Airlines and journey straight from Louisville Intl. Airport (SDF) to Ronald Reagan Washington National Airport (DCA).
What is the cheapest airline that flies from SDF to DCA?
With prices as low as $91 for a one-way journey from SDF to DCA, American Airlines is currently the cheapest airline on this route. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from SDF on May 31 2025. Prices were last updated on April 24 2025 and have not changed since.
How many flights per day from Louisville Intl. Airport (SDF) to Ronald Reagan Washington National Airport (DCA)?
When departing from Louisville Intl. Airport (SDF), you can take your pick from an average of 3 daily direct flights to Ronald Reagan Washington National Airport (DCA).
What are the most popular departure times for flights from Louisville Intl. Airport (SDF) to Ronald Reagan Washington National Airport (DCA)?
More travelers fly between SDF and DCA at 6 AM than at any other time. Prefer a quieter experience? Travel outside of rush hours and you’re likely to save on your ticket as well.
What day of the week has the most flights from SDF to DCA?
If you jet off on a Friday, you’ll get the greatest range of choices for flights from Louisville Intl. Airport (SDF) to Ronald Reagan Washington National Airport (DCA).
What is the earliest flight from Louisville Intl. Airport (SDF) to Ronald Reagan Washington National Airport (DCA)?
Louisville Intl. Airport (SDF)’s earliest flight to Ronald Reagan Washington National Airport (DCA) leaves at approximately 6:06AM UTC-5. With a total flight time of 1h 43m, you’ll touch down at around 7:49AM UTC-5.
How long does it take to fly from Louisville Intl. Airport (SDF) to Ronald Reagan Washington National Airport (DCA)?
The average flight duration from SDF to DCA is 1 hour and 44 minutes, covering a total distance of 470 mi.
What airline has the least delays from SDF to DCA?
Consider traveling with American Airlines if you’d like to go straight from Louisville Intl. Airport (SDF) to Ronald Reagan Washington National Airport (DCA) without any interruptions. This airline has the best track record for punctuality, with an on-time score of 86%. Want to be updated if anything changes? You can keep an eye on your flight status using the Expedia App.
What is the best time to fly from Louisville Intl. Airport (SDF) to Ronald Reagan Washington National Airport (DCA)?
To land at Ronald Reagan Washington National Airport (DCA) without delays, choose a flight that takes off from Louisville Intl. Airport (SDF) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
What airports do you fly into for Washington from Louisville Intl. Airport (SDF)?
Hop on a direct flight from Louisville Intl. Airport (SDF) to Washington and come in for landing at any one of these airports:

  • Ronald Reagan Washington National Airport (DCA)
  • Washington Dulles Intl. Airport (IAD)
  • Baltimore Washington Intl. Thurgood Marshall Airport (BWI)

Is it cheaper to buy a plane ticket from Louisville Intl. Airport (SDF) to Ronald Reagan Washington National Airport (DCA) last-minute?
Last-minute bookings from SDF to DCA are typically more expensive. For the best prices, start looking for flights as soon as possible. That said, if you can play around with your travel dates, it’s possible to land a cheap fare just before your departure.
Is it cheaper to book a SDF to DCA flight and hotel package?
Opting for a SDF to DCA flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Choose from our impressive range of accommodations and then add activities, flights and car rentals to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Louisville Intl. Airport (SDF) to Ronald Reagan Washington National Airport (DCA)?
If you booked your SDF to DCA flight in the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you want more information.
*Available to One Key members.