$109+ Cheap flights from Louisville (SDF) to Reagan-National (DCA)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/29. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — DCA
Nov 2 — Nov 91
Round-trip
1 adult, Economy
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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.Cheapflights Tip: The best prices from Louisville Intl to Washington, D.C. Reagan-National are usually found in January or August, booked 45 days in advance, depart on a Thursday or Friday and return on a Saturday
Cheap flight deals from Louisville to Reagan-National
Cheapest
Best
Last-minute
One-way
Cheapest flights from Louisville to Reagan-NationalExplore 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 October 3, 2026.
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 October 3, 2026.
This American Airlines deal was found by Cheapflights users on 10/2. 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 10/286:00 am -
Nonstop1h 48m
Sat 10/319:00 am -
Nonstop2h 08m
Deal found 10/2![American Airlines logo]()
$209
This Southwest deal was found by Cheapflights users on 9/30. 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.
Thu 10/227:50 pm -
1 stop3h 45m
Tue 10/276:00 am -
1 stop5h 30m
Deal found 9/30![Southwest logo]()
$222
This American Airlines deal was found by Cheapflights users on 9/29. 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.
Fri 10/306:03 pm -
Nonstop1h 43m
Tue 11/33:42 pm -
Nonstop2h 01m
Deal found 9/29![American Airlines logo]()
$226
This Delta deal was found by Cheapflights users on 9/30. 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 10/228:05 am -
1 stop4h 53m
Sat 10/241:25 pm -
1 stop5h 47m
Deal found 9/30![Delta logo]()
$227
This Southwest deal was found by Cheapflights users on 9/30. 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.
Wed 10/284:00 pm -
2 stops6h 55m
Wed 11/46:10 am -
1 stop4h 20m
Deal found 9/30![Southwest logo]()
$232
This American Airlines deal was found by Cheapflights users on 9/30. 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 10/283:36 pm -
1 stop4h 34m
Wed 11/48:39 am -
Nonstop2h 08m
Deal found 9/30![American Airlines logo]()
$236
This Southwest deal was found by Cheapflights users on 9/29. 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.
Fri 10/307:50 pm -
1 stop3h 45m
Tue 11/36:05 am -
1 stop6h 10m
Deal found 9/29![Southwest logo]()
$241
This Southwest deal was found by Cheapflights users on 9/30. 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.
Sat 10/317:00 am -
2 stops10h 00m
Mon 11/212:00 pm -
2 stops10h 10m
Deal found 9/30![Southwest logo]()
$243
This Delta deal was found by Cheapflights users on 10/1. 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.
Fri 11/65:57 pm -
1 stop4h 52m
Mon 11/912:26 pm -
1 stop4h 51m
Deal found 10/1![Delta logo]()
$246
Best flights from Louisville to Reagan-NationalDiscover carefully curated flight deals from Louisville to Reagan-National that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 3, 2026.
Discover carefully curated flight deals from Louisville to Reagan-National that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 3, 2026.
This Southwest deal was found by Cheapflights users on 10/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/297:50 pm -
1 stop3h 45m
Thu 11/56:00 am -
1 stop6h 10m
Deal found 10/1![Southwest logo]()
$222
This Delta deal was found by Cheapflights users on 9/29. 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 11/203:00 pm -
1 stop6h 47m
Sat 11/216:30 pm -
1 stop4h 43m
Deal found 9/29![Delta logo]()
$319
This Southwest deal was found by Cheapflights users on 9/30. 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.
Wed 10/284:00 pm -
2 stops6h 55m
Wed 11/46:10 am -
1 stop4h 20m
Deal found 9/30![Southwest logo]()
$232
This Southwest deal was found by Cheapflights users on 9/29. 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.
Fri 10/307:50 pm -
1 stop3h 45m
Tue 11/312:15 pm -
2 stops8h 20m
Deal found 9/29![Southwest logo]()
$247
This Delta deal was found by Cheapflights users on 10/2. 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 10/245:33 pm -
1 stop5h 34m
Tue 10/2712:27 pm -
1 stop4h 51m
Deal found 10/2![Delta logo]()
$319
This Delta deal was found by Cheapflights users on 10/3. 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 12/37:41 am -
1 stop3h 53m
Sun 12/66:00 am -
1 stop5h 57m
Deal found 10/3![Delta logo]()
$319
This Southwest deal was found by Cheapflights users on 10/2. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/712:10 pm -
1 stop8h 05m
Sat 12/126:10 am -
1 stop5h 55m
Deal found 10/2![Southwest logo]()
$319
This Delta deal was found by Cheapflights users on 10/2. 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.
Thu 11/197:05 am -
1 stop4h 26m
Mon 11/239:45 am -
1 stop4h 39m
Deal found 10/2![Delta logo]()
$319
This Southwest deal was found by Cheapflights users on 10/2. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/287:10 pm -
1 stop3h 55m
Mon 11/212:00 pm -
2 stops10h 10m
Deal found 10/2![Southwest logo]()
$324
This Southwest deal was found by Cheapflights users on 9/28. 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 10/208:35 am -
2 stops7h 45m
Sat 10/2412:00 pm -
2 stops8h 00m
Deal found 9/28![Southwest logo]()
$326
This Southwest deal was found by Cheapflights users on 10/2. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/79:10 am -
2 stops9h 00m
Mon 11/912:00 pm -
2 stops10h 15m
Deal found 10/2![Southwest logo]()
$329
Last-minute flights from Louisville to Reagan-NationalDiscover last-minute flight deals from Louisville to Reagan-National. Data last updated October 3, 2026 and is based on user searches.
Discover last-minute flight deals from Louisville to Reagan-National. Data last updated October 3, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 9/30. 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.
Thu 10/227:50 pm -
1 stop3h 45m
Tue 10/276:00 am -
1 stop5h 30m
Deal found 9/30![Southwest logo]()
$222
This Delta deal was found by Cheapflights users on 9/30. 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 10/228:05 am -
1 stop4h 53m
Sat 10/241:25 pm -
1 stop5h 47m
Deal found 9/30![Delta logo]()
$227
This American Airlines deal was found by Cheapflights users on 10/2. 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 10/286:00 am -
Nonstop1h 48m
Sat 10/319:00 am -
Nonstop2h 08m
Deal found 10/2![American Airlines logo]()
$209
This Southwest deal was found by Cheapflights users on 9/30. 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.
Wed 10/284:00 pm -
2 stops6h 55m
Wed 11/46:10 am -
1 stop4h 20m
Deal found 9/30![Southwest logo]()
$232
This American Airlines deal was found by Cheapflights users on 9/30. 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 10/283:36 pm -
1 stop4h 34m
Wed 11/48:39 am -
Nonstop2h 08m
Deal found 9/30![American Airlines logo]()
$236
This American Airlines deal was found by Cheapflights users on 9/29. 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.
Fri 10/306:03 pm -
Nonstop1h 43m
Tue 11/33:42 pm -
Nonstop2h 01m
Deal found 9/29![American Airlines logo]()
$226
This Southwest deal was found by Cheapflights users on 9/29. 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.
Fri 10/307:50 pm -
1 stop3h 45m
Tue 11/36:05 am -
1 stop6h 10m
Deal found 9/29![Southwest logo]()
$241
This Southwest deal was found by Cheapflights users on 9/30. 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.
Sat 10/317:00 am -
2 stops10h 00m
Mon 11/212:00 pm -
2 stops10h 10m
Deal found 9/30![Southwest logo]()
$243
This Delta deal was found by Cheapflights users on 10/1. 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.
Fri 11/65:57 pm -
1 stop4h 52m
Mon 11/912:26 pm -
1 stop4h 51m
Deal found 10/1![Delta logo]()
$246
One-way flights from Louisville to Reagan-NationalSearch for one-way flight options from Louisville to Reagan-National. Find affordable one-way fares based on user searches. Data last updated October 3, 2026.
Search for one-way flight options from Louisville to Reagan-National. Find affordable one-way fares based on user searches. Data last updated October 3, 2026.
This Southwest deal was found by Cheapflights users on 9/30. 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.
Thu 10/297:50 pm -
1 stop3h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Southwest logo]()
$109
This Southwest deal was found by Cheapflights users on 9/30. 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.
Thu 11/58:45 am -
1 stop6h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Southwest logo]()
$114
This Southwest deal was found by Cheapflights users on 9/30. 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.
Wed 10/217:10 am -
2 stops7h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Southwest logo]()
$119
This Southwest deal was found by Cheapflights users on 10/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/307:50 pm -
1 stop3h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![Southwest logo]()
$128
This Southwest deal was found by Cheapflights users on 9/29. 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.
Fri 11/67:55 pm -
1 stop4h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![Southwest logo]()
$133
This Southwest deal was found by Cheapflights users on 10/3. 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.
Thu 12/243:50 pm -
2 stops7h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/3![Southwest logo]()
$138
This Southwest deal was found by Cheapflights users on 10/2. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/24:05 pm -
1 stop7h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/2![Southwest logo]()
$160
This Southwest deal was found by Cheapflights users on 10/3. 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.
Wed 12/28:50 am -
2 stops6h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/3![Southwest logo]()
$165
This Kiwi.com deal was found by Cheapflights users on 9/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/25:12 pm -
3 stops43h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Multiple Airlines logo]()
$169
This Southwest deal was found by Cheapflights users on 10/2. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/227:50 pm -
1 stop3h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/2![Southwest logo]()
$170
This Southwest deal was found by Cheapflights users on 10/2. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/204:00 pm -
1 stop3h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/2![Southwest logo]()
$175
Find 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 October 3, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $209 (American Airlines) |
One-way from | $109 (Southwest) |
Popular in | September |
Cheapest in | January |
Average price | $299 |
Good round-trip deal | $312 or less |
Good one-way deal | $247 or less |
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 7,457,451 searches. Data last updated October 3, 2026.
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
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
LouisvilleWashington, D.C.
SDF Louisville Intl - DCA Washington, D.C. Reagan-National
SDFDCA
Louisville Intl
Tue 12/8
7:35 pm-11:20 pm
1 stop3h 45m
Washington, D.C. Reagan-National
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$114
LouisvilleWashington, D.C.
SDF Louisville Intl - DCA Washington, D.C. Reagan-National
SDFDCA
Louisville Intl
Tue 11/3
3:50 pm-10:00 pm
1 stop6h 10m
Washington, D.C. Reagan-National
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$160
LouisvilleWashington, D.C.
SDF Louisville Intl - DCA Washington, D.C. Reagan-National
SDFDCA
Louisville Intl
Sun 2/14
8:30 am-4:10 pm
2 stops7h 40m
Washington, D.C. Reagan-National
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$165
LouisvilleWashington, D.C.
SDF Louisville Intl - DCA Washington, D.C. Reagan-National
SDFDCA
Louisville Intl
Tue 10/20
4:00 pm-10:55 pm
2 stops6h 55m
Washington, D.C. Reagan-National
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$180
LouisvilleWashington, D.C.
SDF Louisville Intl - DCA Washington, D.C. Reagan-National
SDFDCA
Louisville Intl
Sun 12/6
7:10 am-3:40 pm
2 stops8h 30m
Washington, D.C. Reagan-National
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$209
LouisvilleWashington, D.C.
SDF Louisville Intl - DCA Washington, D.C. Reagan-National
SDFDCA
Louisville Intl
Thu 10/29
7:50 pm-11:35 pm
1 stop3h 45m
Washington, D.C. Reagan-National
Thu 11/5
6:00 am-12:10 pm
1 stop6h 10m
$222
LouisvilleWashington, D.C.
SDF Louisville Intl - DCA Washington, D.C. Reagan-National
SDFDCA
Louisville Intl
Wed 10/28
4:00 pm-10:55 pm
2 stops6h 55m
Washington, D.C. Reagan-National
Wed 11/4
6:10 am-10:30 am
1 stop4h 20m
$232
LouisvilleWashington, D.C.
SDF Louisville Intl - DCA Washington, D.C. Reagan-National
SDFDCA
Louisville Intl
Mon 12/28
2:10 pm-7:55 pm
1 stop5h 45m
Washington, D.C. Reagan-National
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$234
LouisvilleWashington, D.C.
SDF Louisville Intl - DCA Washington, D.C. Reagan-National
SDFDCA
Louisville Intl
Sat 10/10
7:05 am-6:00 pm
2 stops10h 55m
Washington, D.C. Reagan-National
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$236
LouisvilleWashington, D.C.
SDF Louisville Intl - DCA Washington, D.C. Reagan-National
SDFDCA
Louisville Intl
Sun 3/28
8:25 am-4:05 pm
2 stops7h 40m
Washington, D.C. Reagan-National
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$239
Showing 1-10 of 22 resultsSorted by cheapest first
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 October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
SDF-DCA
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?
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 41 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, January is the cheapest month in which you can book a flight from Louisville to Washington, D.C. Reagan-National Airport (average of $219). Flying from Louisville to Washington, D.C. Reagan-National Airport in September is currently the most expensive (average of $358). 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 October 3, 2026.
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 evening tend to be the most expensive. A flight in the afternoon could potentially save you up to 15% 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 September 26, 2026.
Travelers seeking maximum savings on their Louisville to Washington, D.C. Reagan-National Airport flight should consider departing on Tuesday evenings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
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 October 3, 2026.
See what other customers who have flown with Southwest,Delta, andAmerican Airlines from Louisville to Washington, D.C. Reagan-National Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.5
Overall
7.9
Comfort
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Reviews
1 / 20
10.0
ExcellentEdward,Sep 2026
MCO - BWI
Entertainment
7.5
Overall
7.9
Comfort
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Reviews
1 / 20
10.0
ExcellentEdward,Sep 2026
MCO - BWI
Entertainment
7.5
Overall
7.9
Comfort
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Reviews
1 / 20
10.0
ExcellentEdward,Sep 2026
MCO - BWI
Entertainment
7.5
Overall
7.9
Comfort
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Reviews
1 / 20
10.0
ExcellentEdward,Sep 2026
MCO - BWI
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.
Traveling to a place near Washington, D.C. Reagan-National Airport?
Book flights to Washington, D.C. Reagan-National Airport if you plan to visit one of these locationsAlexandria
Arlington
Owings Mills
Lanham
Woodbridge
Tysons
Reston
Herndon
Hyattsville
Rockville
Fredericksburg
Falls Church
Hanover
Laurel
Springfield
Oxon Hill
Clinton
Hunt Valley
Waldorf
Silver Spring
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Louisville and Reagan-National flights
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Top 3 airlines flying from Louisville to Reagan-National
Discover the top 3 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 7,457,451 searches. Data last updated October 3, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$189 | Average$301 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$208 | Average$278 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$214 | Average$420 | FlexibilityNo cancel fee | On-time63% |