HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Reagan-National

$90+ Cheap flights from Louisville (SDF) to Reagan-National (DCA)

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 3/18. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — DCA
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Louisville to Reagan-National with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

The best prices from Louisville Intl to Washington, D.C. Reagan-National are usually found in February or August, booked 48 days in advance, depart on a Wednesday or Friday and return on a Tuesday

Cheap flight deals from Louisville to Reagan-National

Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) to Reagan-National (DCA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$189
(American Airlines)

One-way from

$90
(American Airlines)

Popular in

October

Cheapest in

February

Average price

$231

Good round-trip deal

$219 or less

Good one-way deal

$175 or less
Provider with most accurate pricing for Louisville Intl-Washington, D.C. Reagan-National flight deals.
Search Deals
Provider most trusted by Cheapflights users for Louisville Intl-Washington, D.C. Reagan-National flights.
Search Deals
From Louisville Intl to Washington, D.C. Reagan-National
Search Deals
One-way flight from Louisville Intl to Washington, D.C. Reagan-National
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($44 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 February 2025
Search Deals
Price to beat on a round-trip flight from Louisville Intl to Washington, D.C. Reagan-National.
Search Deals
Price to beat on a one-way flight from Louisville Intl to Washington, D.C. Reagan-National.
Search Deals

Find flight deals from Louisville to Reagan-National

Cheapest flights from Louisville to Reagan-National
Explore the most affordable flight options available from Louisville to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This American Airlines deal was found by Cheapflights users on 2/20. 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 9/36:06 amSDF - DCA
Nonstop1h 44mAmerican Airlines
Sat 9/67:45 pmDCA - SDF
Nonstop1h 49mAmerican Airlines
Deal found 2/20$189
This Delta deal was found by Cheapflights users on 2/18. 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.
Tue 4/14:18 pmSDF - DCA
1 stop4h 37mDelta
Tue 4/86:00 amDCA - SDF
1 stop5h 56mDelta
Deal found 2/18$199
This United Airlines deal was found by Cheapflights users on 2/19. 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 3/511:21 amSDF - DCA
1 stop5h 04mUnited Airlines
Wed 3/129:00 amDCA - SDF
1 stop4h 32mUnited Airlines
Deal found 2/19$210
This Southwest deal was found by Cheapflights users on 2/19. 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 3/117:20 amSDF - DCA
1 stop4h 55mSouthwest
Tue 3/113:35 pmDCA - SDF
1 stop7h 10mSouthwest
Deal found 2/19$238

Find flights from Louisville to Reagan-National within your budget

Customize your flight search to find flights from Louisville to Reagan-National 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 February 20, 2025.

Fly from

Louisville

Fly to

Reagan-National

Route

Depart

Return

Price

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

Wed 3/5

5:39 am-7:19 am

Nonstop1h 40m

Washington, D.C. Reagan-National

Wed 3/12

7:54 pm-9:59 pm

Nonstop2h 05m

$189

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

Tue 4/1

7:35 am-11:34 am

1 stop3h 59m

Washington, D.C. Reagan-National

Wed 4/9

6:00 am-11:56 am

1 stop5h 56m

$199

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

Wed 3/5

11:21 am-4:25 pm

1 stop5h 04m

Washington, D.C. Reagan-National

Wed 3/12

9:00 am-1:32 pm

1 stop4h 32m

$210

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

Tue 3/11

7:20 am-12:15 pm

1 stop4h 55m

Washington, D.C. Reagan-National

Tue 3/11

3:35 pm-10:45 pm

1 stop7h 10m

$238

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

Tue 3/18

7:26 pm-9:03 pm

Nonstop1h 37m

$90

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

Tue 3/18

12:02 pm-4:20 pm

1 stop4h 18m

$100

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

Mon 4/7

1:20 pm-8:55 pm

1 stop7h 35m

$105

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

Fri 3/14

8:00 am-12:25 pm

1 stop4h 25m

$144

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Compare providers for flights from Louisville to Reagan-National

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Louisville to Reagan-National in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Louisville-Washington, D.C. Reagan-National Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Louisville-Washington, D.C. Reagan-National Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Louisville-Washington, D.C. Reagan-National Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Louisville-Washington, D.C. Reagan-National Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Louisville-Washington, D.C. Reagan-National Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Louisville to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National from Louisville 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.

Travel insights for flights from Louisville to Reagan-National

Get recent, data-driven insights about flights from Louisville to Reagan-National including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Louisville to Washington, D.C. Reagan-National Airport?

Use this chart to determine the optimal time to book a round-trip flight from Louisville to Reagan-National. Price data was last updated on February 14, 2025.

The price you pay for your flight from Louisville to Washington, D.C. Reagan-National Airport may vary depending on when you book. For the best chance of a lower fare, look to book 48 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Louisville to Washington, D.C. Reagan-National Airport?

Currently, February is the cheapest month in which you can book a flight from Louisville to Washington, D.C. Reagan-National Airport (average of $278). Flying from Louisville to Washington, D.C. Reagan-National Airport in June is currently the most expensive (average of $345). 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 SDF to DCA?

Find hourly flight availability from Louisville to Reagan-National. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

One of the essential ways to save on airfare from Louisville to Washington, D.C. Reagan-National Airport is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at noon could potentially save you up to 27% on airfare.

What is the cheapest day to fly from Louisville to Washington, D.C. Reagan-National Airport?

Use this chart to determine the cheapest time to fly round-trip from Louisville to Reagan-National. Price data was last updated on February 16, 2025.

Travelers seeking maximum savings on their Louisville to Washington, D.C. Reagan-National Airport flight should consider departing on Wednesday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Reagan-National by month

Plan your trip to Reagan-National by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Reagan-National Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Reagan-National Airport when rainfall is around 2.6 in.

Temperature in Reagan-National by month

Plan your trip to Reagan-National by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Reagan-National Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Reagan-National

Get insights into the airlines that provide service to Reagan-National. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Reagan-National. Reviews last updated February 20, 2025.
To help decide which airline to fly from Louisville to Washington, D.C., see what other customers have to say about Southwest, Delta and United Airlines. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,412 reviews

Overall

8.1

Boarding

8.2

Entertainment

7.6

Comfort

8.1

Crew

8.7

Food

7.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,412 reviews
Southwest
8.1
Very good
4,412 reviews

Overall

8.1

Boarding

8.2

Entertainment

7.6

Comfort

8.1

Crew

8.7

Food

7.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,227 reviews
Southwest
8.1
Very good
4,412 reviews

Overall

8.1

Boarding

8.2

Entertainment

7.6

Comfort

8.1

Crew

8.7

Food

7.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

United Airlines
7.4
Good
8,771 reviews
Southwest
8.1
Very good
4,412 reviews

Overall

8.1

Boarding

8.2

Entertainment

7.6

Comfort

8.1

Crew

8.7

Food

7.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,412 reviews

Overall

8.1

Boarding

8.2

Entertainment

7.6

Comfort

8.1

Crew

8.7

Food

7.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Related info for your journey

Find useful and relevant information for your journey from Louisville to Reagan-National. 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 from for flights from Louisville to Washington, D.C. Reagan-National?

    Louisville Intl (SDF) is the airport you will fly out of if you book a flight from Louisville to Washington, D.C. Reagan-National. You should not have trouble finding flights to Washington, D.C. Reagan-National from Louisville Intl; the airport handles an average of 3 outbound flights to Washington, D.C. Reagan-National per day. You should also have plenty of airline options to choose from since 2 airlines have flights from the Louisville airport to Washington, D.C. Reagan-National. It is only a 5.3 mi journey to Louisville Intl (SDF) from Louisville’s city center.

  • What are the cheapest airlines flying from Louisville to Washington, D.C. Reagan-National Airport round-trip?

    Currently priced at $189, American Airlines will fly you from Louisville to Washington, D.C. Reagan-National Airport and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and United Airlines - these airlines can fly you to your destination from $199 and $210, respectively. American Airlines is priced at 35% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Louisville to Washington, D.C. Reagan-National Airport one-way?

    The cheapest airlines for a one-way flight from Louisville to Washington, D.C. Reagan-National Airport are American Airlines ($90), Delta ($100), and Southwest ($105).

  • What are the most reliable airlines from Louisville to Washington, D.C. Reagan-National Airport?

    Before booking your flight to Washington, D.C. Reagan-National Airport from Louisville, check out the most reliable airlines to get you to your destination on time: Republic Airways (80%), Alaska Airlines (76%), American Airlines( 44%).

  • What are the cheapest flights from Louisville to Washington, D.C. Reagan-National Airport?

    On average you can expect to pay $236 for a flight from Louisville to Washington, D.C. Reagan-National Airport. The cheapest flight overall is $89 while the most popular route, (Louisville Intl - Washington, D.C. Reagan-National) is currently priced at $194.

  • Can I find deals for flights from Louisville to Reagan-National that include hotel bookings?

    Yes. In addition to deals on Louisville to Reagan-National flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Louisville to Reagan-National?

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

  • Can I find deals for business class flights from Louisville to Reagan-National?

    Yes. Cheapflights offers flight deals from Louisville to Reagan-National 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 Louisville to Washington, D.C. Reagan-National Airport?

    Currently, February is the cheapest month in which you can book a flight from Louisville to Washington, D.C. Reagan-National Airport (average of $278). Flying from Louisville to Washington, D.C. Reagan-National Airport in June is currently the most expensive (average of $345). 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
Arlington
Alexandria
Fairfax
Springfield
Rockville
Tysons
Gaithersburg
Silver Spring
Fredericksburg
Linthicum Heights
Laurel
Falls Church
Woodbridge
Easton
Herndon
Bowie
Reston
National Harbor
Oxon Hill
Gettysburg

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Louisville to Reagan-National

See prices for flight routes from nearby airports that may be better suited for you.
Nashville to Reagan-National flights
Nashville to Dulles Intl flights
Cincinnati to Dulles Intl flights
Nashville to Baltimore flights
Cincinnati to Reagan-National flights
Cincinnati to Baltimore flights
Knoxville to Dulles Intl flights
Knoxville to Reagan-National flights
Louisville to Dulles Intl flights
Louisville to Baltimore flights
Knoxville to Baltimore flights
Lexington to Dulles Intl flights
Lexington to Baltimore flights
Lexington to Reagan-National flights
Evansville to Dulles Intl flights
Evansville to Baltimore flights
Evansville to Reagan-National flights
Blountville to Dulles Intl flights
Blountville to Baltimore flights
Blountville to Reagan-National flights
Owensboro to Reagan-National flights

Top 2 airlines flying from Louisville to Reagan-National

Discover the top 2 airlines that operate flights from Louisville to Reagan-National. 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$184Average$295FlexibilityNo cancel feeOn-time71%
DeltaCheapest$208Average$298FlexibilityNo cancel feeOn-timeN/A
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.