CA $333 Cheap Flights from Louisville (SDF) to Washington (DCA)

View CA $333 flight on Fri, Jul 3, 2026Opens in a new window

Popular airlines from Louisville International Airport (SDF) to Ronald Reagan National Airport (DCA)

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Cheap flights from Louisville (SDF) to Washington (DCA)

Prices were available within the past 7 days and start at CA $333 for one-way flights and CA $340 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Jun 30 - Tue, Jul 7
SDF
Louisville
DCA
Washington
CA $340 Roundtrip, found 18 hours ago
CA $340
Roundtrip
found 18 hours ago
Select Delta flight, departing Tue, Jun 30 from Louisville to Washington, returning Tue, Jul 7, priced at CA $340 found 18 hours ago
American Airlines
Fri, Jul 3 - Tue, Jul 7
SDF
Louisville
DCA
Washington
CA $342 Roundtrip, found 18 hours ago
CA $342
Roundtrip
found 18 hours ago
Select American Airlines flight, departing Fri, Jul 3 from Louisville to Washington, returning Tue, Jul 7, priced at CA $342 found 18 hours ago
American Airlines
Fri, Jul 3 - Tue, Jul 7
SDF
Louisville
DCA
Washington
CA $355 Roundtrip, found 18 hours ago
CA $355
Roundtrip
found 18 hours ago
Select American Airlines flight, departing Fri, Jul 3 from Louisville to Washington, returning Tue, Jul 7, priced at CA $355 found 18 hours ago
Delta
Fri, Jul 3 - Tue, Jul 7
SDF
Louisville
DCA
Washington
CA $369 Roundtrip, found 18 hours ago
CA $369
Roundtrip
found 18 hours ago
Select Delta flight, departing Fri, Jul 3 from Louisville to Washington, returning Tue, Jul 7, priced at CA $369 found 18 hours ago
American Airlines
Sat, May 16 - Thu, May 21
SDF
Louisville
DCA
Washington
CA $383 Roundtrip, found 18 hours ago
CA $383
Roundtrip
found 18 hours ago
Select American Airlines flight, departing Sat, May 16 from Louisville to Washington, returning Thu, May 21, priced at CA $383 found 18 hours ago
American Airlines
Fri, Jul 3 - Tue, Jul 7
SDF
Louisville
DCA
Washington
CA $393 Roundtrip, found 18 hours ago
CA $393
Roundtrip
found 18 hours ago
Select American Airlines flight, departing Fri, Jul 3 from Louisville to Washington, returning Tue, Jul 7, priced at CA $393 found 18 hours ago
American Airlines
Sat, May 16 - Thu, May 21
SDF
Louisville
DCA
Washington
CA $396 Roundtrip, found 18 hours ago
CA $396
Roundtrip
found 18 hours ago
Select American Airlines flight, departing Sat, May 16 from Louisville to Washington, returning Thu, May 21, priced at CA $396 found 18 hours ago
American Airlines
Fri, Jul 3 - Tue, Jul 7
SDF
Louisville
DCA
Washington
CA $403 Roundtrip, found 18 hours ago
CA $403
Roundtrip
found 18 hours ago
Select American Airlines flight, departing Fri, Jul 3 from Louisville to Washington, returning Tue, Jul 7, priced at CA $403 found 18 hours ago
Delta
Fri, Jul 3 - Tue, Jul 7
SDF
Louisville
DCA
Washington
CA $406 Roundtrip, found 18 hours ago
CA $406
Roundtrip
found 18 hours ago
Select Delta flight, departing Fri, Jul 3 from Louisville to Washington, returning Tue, Jul 7, priced at CA $406 found 18 hours ago
United
Fri, Jul 3 - Tue, Jul 7
SDF
Louisville
DCA
Washington
CA $636 Roundtrip, found 18 hours ago
CA $636
Roundtrip
found 18 hours ago
Select United flight, departing Fri, Jul 3 from Louisville to Washington, returning Tue, Jul 7, priced at CA $636 found 18 hours ago

Alternative airports near Washington

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Baltimore Washington Intl. Thurgood Marshall BWI. Average driving time to city centre is 40 minutes. Flights from CA $564
BWI
Baltimore Washington Intl. Thurgood Marshall
Average driving time to city centre40 min
Flights from CA $564
Select flight to Washington Dulles Intl. IAD. Average driving time to city centre is 36 minutes. Flights from CA $477
IAD
Washington Dulles Intl.
Average driving time to city centre36 min
Flights from CA $477

Frequently asked questions

What is the cheapest month to fly from Louisville, KY (SDF-Louisville Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
August is typically the cheapest month to fly from Louisville, KY (SDF-Louisville Intl.) to Washington, DC (DCA-Ronald Reagan Washington National), with average round-trip fares of approximately 679 CAD. This is about 11% lower than the average price throughout the year. August often sees lower prices as the peak summer travel season winds down, and demand can decrease before the autumn rush. Other cheap months to fly from Louisville, KY (SDF-Louisville Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) include January and February.
Which airlines fly direct from Louisville, KY (SDF-Louisville Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
Enter SDF to DCA and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Louisville, KY (SDF-Louisville Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
To find a cheap flight from Louisville, KY (SDF-Louisville Intl.) to Washington, DC (DCA-Ronald Reagan Washington National), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Louisville, KY (SDF-Louisville Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
The best airline to fly with from Louisville, KY (SDF-Louisville Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) will differ from traveler to traveler. If you like to fly early, AA offers early morning flights. If price is the most important factor, AA typically offers the lowest fares. AA offers the most daily flights from Louisville, KY (SDF-Louisville Intl.) to Washington, DC (DCA-Ronald Reagan Washington National), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Louisville, KY (SDF-Louisville Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
If you're looking for the best value on a round-trip flight from Louisville, KY (SDF-Louisville Intl.) to Washington, DC (DCA-Ronald Reagan Washington National), you'll typically find the cheapest fares in August and January, with an average price of around 679 CAD. These months are often less busy for travel, which can mean better deals for you.
How many flights per day from Louisville, KY (SDF-Louisville Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
There are approximately 3 nonstop flights per day from Louisville Intl. (SDF) to Ronald Reagan Washington National (DCA). For even more choice, look at flights that include layovers, as there are around 63 connecting flights per day. Some common connection points include O'Hare Intl. (ORD), Hartsfield-Jackson Atlanta Intl. (ATL), and Charlotte-Douglas Intl. (CLT).
What is the earliest flight from Louisville, KY (SDF-Louisville Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
The earliest flight from Louisville, KY (SDF-Louisville Intl.) (SDF) to Washington, DC (DCA-Ronald Reagan Washington National) (DCA) typically departs at approximately 5:00 AM local time. This service is operated by American Airlines and is seasonal, active in March and April. An early departure like this can help maximize your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Louisville, KY (SDF-Louisville Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
You'll find the most flights from Louisville, KY (SDF-Louisville Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) on a Friday, with around 42 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include American Airlines, Delta Air Lines, and United Airlines. Flight options on Friday are notably more than other days, offering you a good selection.
What are the most popular departure times for flights from Louisville, KY (SDF-Louisville Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
The most popular departure times for flights from Louisville, KY (SDF-Louisville Intl.) (SDF) to Washington, DC (DCA-Ronald Reagan Washington National) (DCA) are in the early morning, from 6am to 9am. About 32% of passengers prefer this time window. Many major carriers, including Delta Air Lines and American Airlines, offer flights during this window. Many travelers prefer these early morning flights to get a head start on their day in Washington, DC.
How long does it take to fly from Louisville, KY (SDF-Louisville Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
Flying nonstop from SDF to DCA takes around 1 hour 50 minutes, with the route covering approximately 472 miles. Flights with a layover typically take 2 hours 40 minutes longer than direct options. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Louisville, KY (SDF-Louisville Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
Select the "Business class" and "First class" filters when looking for SDF to DCA flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Louisville, KY (SDF-Louisville Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) flight with Expedia?
It's easy to earn miles on a Louisville, KY (SDF-Louisville Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Washington from Louisville Intl. (SDF)?
When traveling from Louisville Intl. (SDF) to Washington, you can fly into Ronald Reagan Washington National (DCA) and Washington Dulles Intl. (IAD). Some flights may connect through major hubs like O'Hare Intl. (ORD), Charlotte-Douglas Intl. (CLT), Nashville Intl. (BNA) before reaching Washington. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Louisville, KY (SDF-Louisville Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) at the last minute?
Typically, booking a last minute flight from Louisville, KY (SDF-Louisville Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Louisville, KY (SDF-Louisville Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) flight and hotel package?
Securing a Louisville, KY (SDF-Louisville Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Louisville, KY (SDF-Louisville Intl.) to Washington, DC (DCA-Ronald Reagan Washington National)?
If you booked your Louisville, KY (SDF-Louisville Intl.) to Washington, DC (DCA-Ronald Reagan Washington National) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Louisville Intl.
Destination airport
Ronald Reagan Washington National
Airlines serving
American Airlines, Delta, United
Roundtrip price
CA $339
Distance
755 km
Average flight time
1 hour 44 mins

Book with confidence

Louisville to Washington Flights

The easy way to book your flights from Louisville to Washington 

With Expedia, it’s simple to find and book flights to Washington from Louisville whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Ronald Reagan Washington National, too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Louisville to Washington today, tomorrow, or this week.  

 

Save dollars with cheap flights from Louisville Intl., SDF to Ronald Reagan Washington National, DCA 

Sort your search results by price to find great deals on your flight from Louisville to Washington—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Washington from Louisville currently is just CA $340 rising to CA $636.  

Here are more money-saving tips: 

  • Fly in June when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Washington  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Washington from Louisville 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Washington with Expedia today.

Louisville to Washington Flights

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