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Washington, D.C.

$102+ Cheap flights from Louisville (SDF) to Washington, D.C. (WAS)

SDF — WAS
Nov 19 — Nov 261
Thu 11/19
Thu 11/26
1 adult, Economy
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Cheapflights Tip: The best prices from Louisville Intl to Washington, D.C. are usually found in November or December, booked 77 days in advance, depart on a Friday or Thursday and return on a Saturday

Cheap flight deals from Louisville to Washington, D.C.

Cheapest flights from Louisville to Washington, D.C.

Mon 11/95:40 am -
Nonstop1h 30m
Tue 11/108:20 pm -
Nonstop1h 55m
Deal found 10/19$203
Mon 12/75:59 pm -
1 stop7h 08m
Fri 12/1110:29 am -
1 stop6h 24m
Deal found 10/14$217
Thu 12/245:40 am -
Nonstop1h 30m
Tue 12/2910:30 pm -
Nonstop2h 00m
Deal found 10/19$222
Mon 11/97:55 pm -
1 stop4h 00m
Tue 11/106:10 am -
1 stop4h 20m
Deal found 10/19$224
Thu 11/195:40 am -
Nonstop1h 30m
Sun 11/2210:30 pm -
Nonstop1h 55m
Deal found 10/14$226
Wed 11/1111:17 am -
Nonstop1h 40m
Mon 11/167:29 pm -
Nonstop1h 58m
Deal found 10/19$227
Thu 11/1910:13 am -
1 stop3h 41m
Mon 11/233:00 pm -
1 stop6h 42m
Deal found 10/14$227
Thu 11/195:02 am -
1 stop5h 56m
Mon 11/233:42 pm -
Nonstop2h 08m
Deal found 10/14$236
Thu 11/191:01 pm -
1 stop5h 47m
Sun 11/226:00 am -
1 stop5h 56m
Deal found 10/14$241
Sat 11/215:40 am -
Nonstop1h 30m
Sun 11/2210:30 pm -
Nonstop1h 55m
Deal found 10/16$245
Thu 12/2412:45 pm -
1 stop3h 54m
Tue 12/297:00 am -
1 stop4h 27m
Deal found 10/19$247
Mon 11/95:35 pm -
1 stop5h 20m
Fri 11/1310:45 am -
1 stop4h 20m
Deal found 10/19$252

Find flight deals from Louisville to Washington, D.C.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$203
(Southwest)

One-way from

$102
(Southwest)

Popular in

August

Cheapest in

November

Average price

$307

Good round-trip deal

$280 or less

Good one-way deal

$204 or less
Provider with most accurate pricing for Louisville Intl-Washington, D.C. (WAS) flight deals.
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Provider most trusted by Cheapflights users for Louisville Intl-Washington, D.C. (WAS) flights.
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From Louisville Intl to Washington, D.C. (WAS)
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One-way flight from Louisville Intl to Washington, D.C. (WAS)
Search Deals
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. 2% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in October 2026
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Price to beat on a round-trip flight from Louisville Intl to Washington, D.C. (WAS).
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Price to beat on a one-way flight from Louisville Intl to Washington, D.C. (WAS).
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Louisville to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

LouisvilleBaltimore

SDF Louisville Intl - BWI Baltimore/Washington

SDFBWI

Louisville Intl

Thu 11/19

5:40 am-7:10 am

Nonstop1h 30m

Baltimore/Washington

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$104

LouisvilleBaltimore

SDF Louisville Intl - BWI Baltimore/Washington

SDFBWI

Louisville Intl

Thu 11/19

10:13 am-3:44 pm

1 stop5h 31m

Baltimore/Washington

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$109

LouisvilleBaltimore

SDF Louisville Intl - BWI Baltimore/Washington

SDFBWI

Louisville Intl

Fri 12/25

12:45 pm-4:33 pm

1 stop3h 48m

Baltimore/Washington

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$133

LouisvilleBaltimore

SDF Louisville Intl - BWI Baltimore/Washington

SDFBWI

Louisville Intl

Fri 11/6

5:10 pm-6:45 pm

Nonstop1h 35m

Baltimore/Washington

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$133

LouisvilleBaltimore

SDF Louisville Intl - BWI Baltimore/Washington

SDFBWI

Louisville Intl

Sat 11/7

9:17 am-2:06 pm

1 stop4h 49m

Baltimore/Washington

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$138

LouisvilleBaltimore

SDF Louisville Intl - BWI Baltimore/Washington

SDFBWI

Louisville Intl

Thu 12/24

8:50 am-4:40 pm

2 stops7h 50m

Baltimore/Washington

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$138

LouisvilleBaltimore

SDF Louisville Intl - BWI Baltimore/Washington

SDFBWI

Louisville Intl

Fri 11/6

5:57 pm-12:31 am

1 stop6h 34m

Baltimore/Washington

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$138

LouisvilleBaltimore

SDF Louisville Intl - BWI Baltimore/Washington

SDFBWI

Louisville Intl

Wed 12/23

6:29 pm-11:16 pm

1 stop4h 47m

Baltimore/Washington

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$138

LouisvilleWashington, D.C.

SDF Louisville Intl - DCA Washington, D.C. Reagan-National

SDFDCA

Louisville Intl

Thu 12/24

3:50 pm-11:20 pm

2 stops7h 30m

Washington, D.C. Reagan-National

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$138

LouisvilleBaltimore

SDF Louisville Intl - BWI Baltimore/Washington

SDFBWI

Louisville Intl

Fri 12/11

10:13 am-5:26 pm

1 stop7h 13m

Baltimore/Washington

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$138

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/14

Showing 1-10 of 52 resultsSorted by cheapest first
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Compare providers for flights from Louisville to Washington, D.C.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Louisville to Washington, D.C. in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star

*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. 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. flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Louisville-Washington, D.C. flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Louisville-Washington, D.C. 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. 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 Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Louisville with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Louisville to Washington, D.C.

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

Currently, November is the cheapest month in which you can book a flight from Louisville to Washington, D.C. (average of $270). Flying from Louisville to Washington, D.C. in September 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 WAS?

Unlike at noon, when flights are generally more expensive, you can save up to 41% on flights from Louisville to Washington, D.C. by exploring options for tickets in the afternoon.

Weekly flight availability from Louisville to Washington, D.C.

The most flights from SDF to WAS are scheduled on a Thursday (12 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (9 on average).

How much does it cost to fly round-trip from Louisville to Washington, D.C.?

Airfare is below average for this route at the moment.
Louisville to Washington, D.C. flights typically cost between $238 and $368 in November.
The cheapest round-trip price found within the last 5 days was $203 on Southwest (Nov 9-Nov 10).

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

Booking 59 days in advance of your planned departure date is, on average, the best time to get cheap flights from Louisville to Washington, D.C.. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest day to fly from Louisville to Washington, D.C.?

Travelers seeking maximum savings on their Louisville to Washington, D.C. flight should consider departing on Wednesday at noon 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.

The best insider tips for Louisville to Washington, D.C. flights

Cheapflights partnered with top experts to bring you the best recommendations for your Louisville to Washington, D.C. trip
Our travel experts
Blane Bachelor

Blane Bachelor

Expert on Lufthansa

Blane Bachelor is a journalist and editor specializing in travel and aviation who writes regularly for top global outlets. Born and raised in Florida, Blane has worked and lived in four countries, including the Netherlands, where she’s currently based with her family. Her favorite way to get to know a new destination is by running or riding a bike around town – or hearing a spooky ghost story about local history. She will always choose the window seat.

Read more
Harriet Baskas

Harriet Baskas

Expert on United Airlines

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more

Reviews of airlines servicing Washington, D.C.

See what other customers who have flown with Southwest,United Airlines, andAmerican Airlines from Louisville to Washington, D.C. have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
7.9
Good
4,213 reviews

Food

7.0

Entertainment

7.4

Boarding

8.1

Comfort

8.0

Crew

8.6

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Patricia,Oct 2026

DAL - TPA

I love flying southwest, Both flights were packed full full - so not room for all carry one and bags had to be checked but still good flights.
Southwest
7.9
Good
4,213 reviews
Southwest
7.9
Good
4,213 reviews

Food

7.0

Entertainment

7.4

Boarding

8.1

Comfort

8.0

Crew

8.6

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Patricia,Oct 2026

DAL - TPA

I love flying southwest, Both flights were packed full full - so not room for all carry one and bags had to be checked but still good flights.
United Airlines
7.3
Good
10,388 reviews
Southwest
7.9
Good
4,213 reviews

Food

7.0

Entertainment

7.4

Boarding

8.1

Comfort

8.0

Crew

8.6

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Patricia,Oct 2026

DAL - TPA

I love flying southwest, Both flights were packed full full - so not room for all carry one and bags had to be checked but still good flights.
American Airlines
7.0
Good
12,181 reviews
Southwest
7.9
Good
4,213 reviews

Food

7.0

Entertainment

7.4

Boarding

8.1

Comfort

8.0

Crew

8.6

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Patricia,Oct 2026

DAL - TPA

I love flying southwest, Both flights were packed full full - so not room for all carry one and bags had to be checked but still good flights.

Related info for your journey

  • What airport do you fly from for flights from Louisville to Washington, D.C.?

    Most people fly from Louisville Intl (SDF) if they book a flight from Louisville to Washington, D.C.. On average, Louisville Intl has 10 outbound flights to Washington, D.C. per day from 4 airlines. Louisville Intl is conveniently located just 5.3 mi from Louisville’s city center.

  • How long is the flight from Louisville to Washington, D.C.?

    Airlines like Southwest, Delta, and United Airlines fly from Louisville to Washington, D.C. in about 1h 30m. The time it takes to get you to your destination can typically vary by up to 4h 17m. There are 493 mi between Louisville and Washington, D.C.. This flight may include one or multiple stops.

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

    American Airlines, at $189, was found to be the cheapest airline from Louisville to Washington, D.C..Alternate airlines to your destination round-trip include United Airlines and Delta. You may be able to fly from Louisville to Washington, D.C. for 37% less than the average price by searching for these airlines.

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

    One-way options have recently been found by users for as low as $104 on Southwest. Other airlines that offer cheap prices include American Airlines from $138 and United Airlines from $182 one-way.

  • What are the most popular routes from Louisville to Washington, D.C.?

    Most travelers choose Louisville Intl - Washington, D.C. Dulles Intl, Louisville Intl - Washington, D.C. Reagan-National or Louisville Intl - Baltimore/Washington when deciding on the best route from Louisville to Washington, D.C..

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

    No one likes to see their flight delayed. When booking a flight from Louisville to Washington, D.C. consider choosing Republic Airways (99%), Air Canada (95%) or Lufthansa (95%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Louisville to Washington, D.C.?

    Looking for the cheapest flight from Louisville to Washington, D.C.? While on average our users pay $1,920, our data indicates the cheapest price to be $209. The most popular route (Louisville Intl - Washington, D.C. Dulles Intl), is priced around $265.

  • Can I find deals for flights from Louisville to Washington, D.C. that include hotel bookings?

    Yes. In addition to deals on Louisville to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Louisville to Washington, D.C.?

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

  • Can I find deals for business class flights from Louisville to Washington, D.C.?

    Yes. Cheapflights offers flight deals from Louisville to Washington, D.C. 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.?

    Currently, November is the cheapest month in which you can book a flight from Louisville to Washington, D.C. (average of $270). Flying from Louisville to Washington, D.C. in September 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 Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Woodbridge
Arlington
Owings Mills
Lanham
Reston
Herndon
Hyattsville
Rockville
Springfield
Fredericksburg
Falls Church
Tysons
Towson
Oxon Hill
Laurel
Clinton
Hunt Valley
Waldorf
Silver Spring

Browse thousands of different options on Cheapflights for your next trip

Top 4 airlines flying from Louisville to Washington, D.C.

AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$189Average$303FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$189Average$414FlexibilityNo cancel feeOn-time71%
DeltaCheapest$208Average$333FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$209Average$400FlexibilityNo cancel feeOn-time63%

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