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District of Columbia

$105+ Cheap flights from Louisville (SDF) to District of Columbia

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 12/31. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — IAD
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
1 adult, Economy
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Cheap flight deals from Louisville to District of Columbia

Keep the following information in mind while searching for Louisville to District of Columbia flight deals. Data was last updated November 3, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$189
(American Airlines)

One-way from

$105
(Southwest)

Popular in

August

Cheapest in

June

Average price

$252

Good round-trip deal

$228 or less

Good one-way deal

$158 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 District of Columbia
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One-way flight from Louisville Intl to District of Columbia
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Highest demand for flights based on searches. 1% potential increase in price ($4 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Price to beat on a round-trip flight from Louisville Intl to District of Columbia.
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Price to beat on a one-way flight from Louisville Intl to District of Columbia.
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Find flight deals from Louisville to District of Columbia

Cheapest flights from Louisville to District of Columbia
Explore the most affordable flight options available from Louisville to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 3, 2025.

This American Airlines deal was found by Cheapflights users on 11/2. 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.
Thu 12/116:08 amSDF - DCA
Nonstop1h 41mAmerican Airlines
Mon 12/158:28 amDCA - SDF
Nonstop2h 12mAmerican Airlines
Deal found 11/2$189
This United Airlines deal was found by Cheapflights users on 11/2. 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.
Sat 12/69:55 amSDF - IAD
Nonstop1h 38mUnited Airlines
Mon 12/86:45 pmIAD - SDF
Nonstop1h 57mUnited Airlines
Deal found 11/2$189
This United Airlines deal was found by Cheapflights users on 11/2. 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.
Tue 12/239:55 amSDF - IAD
Nonstop1h 41mUnited Airlines
Tue 12/305:15 pmIAD - SDF
Nonstop1h 56mUnited Airlines
Deal found 11/2$196
This United Airlines deal was found by Cheapflights users on 11/2. 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.
Fri 12/199:55 amSDF - IAD
Nonstop1h 41mUnited Airlines
Thu 12/255:15 pmIAD - SDF
Nonstop1h 56mUnited Airlines
Deal found 11/2$200
This American Airlines deal was found by Cheapflights users on 11/2. 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 11/264:59 pmSDF - DCA
Nonstop1h 50mAmerican Airlines
Mon 12/17:45 pmDCA - SDF
Nonstop1h 49mAmerican Airlines
Deal found 11/2$204
This United Airlines deal was found by Cheapflights users on 11/2. 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 11/199:55 amSDF - IAD
Nonstop1h 38mUnited Airlines
Sun 11/235:30 pmIAD - SDF
Nonstop1h 57mUnited Airlines
Deal found 11/2$204
This Delta deal was found by Cheapflights users on 11/1. 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.
Thu 12/113:16 pmSDF - DCA
1 stop6h 25mDelta
Mon 12/156:59 amDCA - SDF
1 stop7h 12mDelta
Deal found 11/1$209
This Delta deal was found by Cheapflights users on 11/1. 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.
Sat 12/611:05 amSDF - IAD
1 stop5h 55mDelta
Mon 12/87:35 pmIAD - SDF
1 stop4h 24mDelta
Deal found 11/1$209
This American Airlines deal was found by Cheapflights users on 11/2. 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 11/264:59 pmSDF - DCA
Nonstop1h 50mAmerican Airlines
Sat 11/298:40 amDCA - SDF
Nonstop2h 04mAmerican Airlines
Deal found 11/2$219
This Delta deal was found by Cheapflights users on 11/2. 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.
Fri 12/126:16 pmSDF - IAD
1 stop4h 52mDelta
Mon 12/156:00 amIAD - SDF
1 stop6h 13mDelta
Deal found 11/2$219
This Delta deal was found by Cheapflights users on 11/2. 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.
Sat 11/227:50 amSDF - DCA
1 stop3h 51mDelta
Mon 11/248:59 amDCA - SDF
1 stop5h 05mDelta
Deal found 11/2$224
This Delta deal was found by Cheapflights users on 11/2. 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 11/1810:37 amSDF - IAD
1 stop4h 03mDelta
Sun 11/236:00 amIAD - SDF
1 stop3h 59mDelta
Deal found 11/2$224

Cheapflights Fare Finder

 
Customize your flight search to find flights from Louisville to District of Columbia 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 November 3, 2025.
Use the filters below to find and compare flights from Louisville to District of Columbia that are best for you.

Fly from

Louisville

Fly to

District of Columbia

Route

Depart

Return

Price

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

Tue 12/2

6:00 am-7:44 am

Nonstop1h 44m

Washington, D.C. Reagan-National

Tue 12/9

8:28 am-10:40 am

Nonstop2h 12m

$189

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

Sat 11/22

5:33 pm-7:18 pm

Nonstop1h 45m

Washington, D.C. Reagan-National

Sun 11/23

8:31 am-10:39 am

Nonstop2h 08m

$189

LouisvilleWashington, D.C.

SDF - IAD

SDFIAD

Louisville Intl

Fri 12/19

9:55 am-11:36 am

Nonstop1h 41m

Washington, D.C. Dulles Intl

Thu 12/25

5:15 pm-7:11 pm

Nonstop1h 56m

$200

LouisvilleWashington, D.C.

SDF - IAD

SDFIAD

Louisville Intl

Wed 11/19

9:55 am-11:33 am

Nonstop1h 38m

Washington, D.C. Dulles Intl

Sun 11/23

5:30 pm-7:27 pm

Nonstop1h 57m

$204

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

Wed 11/26

4:59 pm-6:49 pm

Nonstop1h 50m

Washington, D.C. Reagan-National

Mon 12/1

8:31 am-10:39 am

Nonstop2h 08m

$204

LouisvilleWashington, D.C.

SDF - IAD

SDFIAD

Louisville Intl

Tue 11/18

9:55 am-11:33 am

Nonstop1h 38m

Washington, D.C. Dulles Intl

Sun 11/23

5:30 pm-7:27 pm

Nonstop1h 57m

$204

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

Wed 11/26

4:59 pm-6:49 pm

Nonstop1h 50m

Washington, D.C. Reagan-National

Tue 12/2

8:31 am-10:39 am

Nonstop2h 08m

$204

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

Sat 12/6

6:11 pm-11:40 pm

1 stop5h 29m

Washington, D.C. Reagan-National

Mon 12/8

4:15 pm-10:58 pm

1 stop6h 43m

$209

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

Fri 12/12

6:16 pm-11:40 pm

1 stop5h 24m

Washington, D.C. Reagan-National

Tue 12/16

9:36 am-1:49 pm

1 stop4h 13m

$209

LouisvilleWashington, D.C.

SDF - DCA

SDFDCA

Louisville Intl

Wed 11/26

6:16 pm-11:41 pm

1 stop5h 25m

Washington, D.C. Reagan-National

Tue 12/2

8:59 am-2:11 pm

1 stop5h 12m

$209

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/31

Showing 1-10 of 39 results
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Best time to book a flight from Louisville to District of Columbia

Have a flexible travel schedule? Discover the best time to fly to District of Columbia 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 District of Columbia

What is the cheapest month to book a flight from Louisville to District of Columbia?

Currently, October is the cheapest month in which you can book a flight from Louisville to District of Columbia (average of $108). Flying from Louisville to District of Columbia in December is currently the most expensive (average of $183). 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 DC?

Find hourly flight availability from Louisville to District of Columbia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 3, 2025.

It’s optimal to fly from Louisville to District of Columbia in the afternoon. By choosing this option you can save up to 61% on the cost of your flight, compared to a flight at noon.

What is the cheapest day to fly from Louisville to District of Columbia?

Use this chart to determine the cheapest time to fly round-trip from Louisville to District of Columbia. Price data was last updated on October 26, 2025.

Travelers seeking maximum savings on their Louisville to District of Columbia flight should consider departing on Tuesday at noon when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Louisville to District of Columbia

Explore weekly flight availability from Louisville to District of Columbia. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated November 3, 2025.

The most flights from SDF to USDC are scheduled on a Monday (5 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (5 on average).

Reviews of airlines servicing District of Columbia

Get insights into the airlines that provide service to District of Columbia. 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 District of Columbia. Reviews last updated November 3, 2025.
Get a feel of what it's like to fly with Southwest, Delta, and United Airlines from Louisville to District of Columbia by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,240 reviews

Comfort

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,240 reviews
Southwest
8.0
Very good
4,240 reviews

Comfort

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
7.9
Good
8,001 reviews
Southwest
8.0
Very good
4,240 reviews

Comfort

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,997 reviews
Southwest
8.0
Very good
4,240 reviews

Comfort

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,034 reviews
Southwest
8.0
Very good
4,240 reviews

Comfort

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Louisville to District of Columbia. 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 District of Columbia?

    Located just 5.3 mi from the city center, Louisville Intl (SDF) is the airport most travelers will use when flying to District of Columbia from Louisville.

  • How long is the flight from Louisville to District of Columbia?

    There are many flights that can get you from Louisville to District of Columbia in 1h 41m. Fly via American Airlines, United Airlines, or Delta to get the fastest option. The distance from Louisville to District of Columbia is about 450 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Louisville to District of Columbia one-way?

    To fly one-way, consider booking your trip with Southwest, which is currently one of the cheapest options available, starting at $105. Allegiant Air flights start at $193 while deals on American Airlines start at $199 one-way.

  • What are the most reliable airlines from Louisville to District of Columbia?

    No one likes to see their flight delayed. When booking a flight from Louisville to District of Columbia consider choosing Republic Airways (100%), Copa Airlines (98%) or Air Canada (95%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Louisville to District of Columbia?

    The cheapest flight price from Louisville to District of Columbia is $119. On average you can expect to pay $513. The most popular route, (Louisville Intl - Washington, D.C. Dulles Intl), can usually be booked for $189.

  • Can I find deals for flights from Louisville to District of Columbia that include hotel bookings?

    Yes. In addition to deals on Louisville to District of Columbia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Louisville to District of Columbia?

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

  • Can I find deals for business class flights from Louisville to District of Columbia?

    Yes. Cheapflights offers flight deals from Louisville to District of Columbia 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 District of Columbia?

    Currently, October is the cheapest month in which you can book a flight from Louisville to District of Columbia (average of $108). Flying from Louisville to District of Columbia in December is currently the most expensive (average of $183). 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.

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Top 4 airlines flying from Louisville to District of Columbia

Discover the top 4 airlines that operate flights from Louisville to District of Columbia. 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 November 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$183Average$328FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$186Average$292FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$189Average$294FlexibilityNo cancel feeOn-time69%
DeltaCheapest$198Average$344FlexibilityNo cancel feeOn-timeN/A

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