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Reagan-National

$89+ 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 10/23. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — DCA
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Louisville Intl to Washington, D.C. Reagan-National are usually found in February or August, booked 83 days in advance, depart on a Tuesday or Wednesday 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 junio 12, 2025.

Round-trip from

$189
(American Airlines)

One-way from

$89
(Southwest)

Popular in

October

Cheapest in

February

Average price

$300

Good round-trip deal

$242 or less

Good one-way deal

$115 or less
From Louisville Intl to Washington, D.C. Reagan-National
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One-way flight from Louisville Intl to Washington, D.C. Reagan-National
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Highest demand for flights based on searches. 13% potential increase in price ($45 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Louisville Intl to Washington, D.C. Reagan-National.
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Price to beat on a one-way flight from Louisville Intl to Washington, D.C. Reagan-National.
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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 junio 12, 2025.

This American Airlines deal was found by Cheapflights users on 6/10. 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.
mar. 7/87:15 amSDF - DCA
Nonstop1h 45mAmerican Airlines
mar. 7/155:00 pmDCA - SDF
Nonstop1h 54mAmerican Airlines
Deal found 6/10$189
This Southwest deal was found by Cheapflights users on 6/11. 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.
mar. 9/93:20 pmSDF - DCA
1 stop7h 55mSouthwest
vie. 9/126:55 pmDCA - SDF
1 stop3h 55mSouthwest
Deal found 6/11$193
This Delta deal was found by Cheapflights users on 6/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 6/305:37 pmSDF - DCA
1 stop6h 09mDelta
vie. 7/412:10 pmDCA - SDF
1 stop4h 42mDelta
Deal found 6/11$199
This Vliegwinkel deal was found by Cheapflights users on 6/11. 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 Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/177:33 amSDF - DCA
Nonstop1h 45mAlaska Airlines
lun. 8/188:03 pmDCA - SDF
Nonstop1h 57mAlaska Airlines
Deal found 6/11$246
This United Airlines deal was found by Cheapflights users on 6/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/86:30 amSDF - DCA
1 stop5h 55mUnited Airlines
dom. 7/133:30 pmDCA - SDF
1 stop4h 56mUnited Airlines
Deal found 6/10$333

Cheapflights Fare Finder

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 junio 12, 2025.
Use the filters below to find and compare flights from Louisville to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Louisville

Fly to

Reagan-National

Route

Depart

Return

Price

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

mar. 7/8

7:15 am-9:00 am

Nonstop1h 45m

Washington, D.C. Reagan-National

mar. 7/15

5:00 pm-6:54 pm

Nonstop1h 54m

$189

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

mar. 9/9

3:20 pm-11:15 pm

1 stop7h 55m

Washington, D.C. Reagan-National

vie. 9/12

6:55 pm-10:50 pm

1 stop3h 55m

$193

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

lun. 6/30

5:37 pm-11:46 pm

1 stop6h 09m

Washington, D.C. Reagan-National

vie. 7/4

12:10 pm-4:52 pm

1 stop4h 42m

$199

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

dom. 8/17

7:33 am-9:18 am

Nonstop1h 45m

Washington, D.C. Reagan-National

lun. 8/18

8:03 pm-10:00 pm

Nonstop1h 57m

$246

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

mar. 7/8

6:30 am-12:25 pm

1 stop5h 55m

Washington, D.C. Reagan-National

dom. 7/13

3:30 pm-8:26 pm

1 stop4h 56m

$333

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

jue. 10/23

1:20 pm-6:30 pm

1 stop5h 10m

$89

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

mar. 7/1

6:00 am-7:40 am

Nonstop1h 40m

$90

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

mar. 7/1

7:06 am-11:00 am

1 stop3h 54m

$100

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

mié. 11/5

7:30 am-3:38 pm

1 stop8h 08m

$195

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

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.

Cheapflights Insights

Everything you need to know about your flight from Louisville to Washington, D.C. Reagan-National Airport

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 June 9, 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 83 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 $337). 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 junio 12, 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 in the evening could potentially save you up to 12% 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 June 8, 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 junio 12, 2025.
To help decide which airline to fly from Louisville to Washington, D.C., see what other customers have to say about Alaska Airlines, Southwest and Delta. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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 Southwest and Delta - these airlines can fly you to your destination from $193 and $199, respectively. American Airlines is priced at 36% 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 Southwest ($89), American Airlines ($90), and Delta ($100).

  • 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 (64%), Alaska Airlines (49%), American Airlines( 45%).

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

    On average you can expect to pay $231 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 $193.

  • 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 $337). 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
Woodbridge
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Fredericksburg
Gaithersburg
Fairfax
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Easton
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Rockville
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National Harbor
Springfield
Manassas
Dundalk

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Alternative routes for Louisville to Reagan-National

See prices for flight routes from nearby airports that may be better suited for you.
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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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$189Average$301FlexibilityNo cancel feeOn-time71%
DeltaCheapest$208Average$438FlexibilityNo cancel feeOn-timeN/A

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