S$127 Cheap Flights from Louisville to Washington

View S$127 flight on Wed, 1 Oct, 2025Opens in a new window

Popular airlines from Louisville Intl. Airport (SDF) to Washington Dulles Intl. Airport (IAD)

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Cheap Flights from Louisville to Washington (SDF-IAD)

Prices were available within the past 7 days and start at S$127 for one-way flights and S$253 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, 1 Oct - Wed, 8 Oct
SDF
Louisville
IAD
Washington
S$253 Return, found 6 days ago
S$253
Return
found 6 days ago
Select Delta flight, departing Wed, 1 Oct from Louisville to Washington, returning Wed, 8 Oct, priced at S$253 found 6 days ago
Delta
Wed, 1 Oct - Wed, 8 Oct
SDF
Louisville
IAD
Washington
S$293 Return, found 6 days ago
S$293
Return
found 6 days ago
Select Delta flight, departing Wed, 1 Oct from Louisville to Washington, returning Wed, 8 Oct, priced at S$293 found 6 days ago
Delta
Fri, 26 Sep - Sun, 28 Sep
SDF
Louisville
IAD
Washington
S$300 Return, found 6 days ago
S$300
Return
found 6 days ago
Select Delta flight, departing Fri, 26 Sep from Louisville to Washington, returning Sun, 28 Sep, priced at S$300 found 6 days ago
United
Wed, 1 Oct - Wed, 8 Oct
SDF
Louisville
IAD
Washington
S$320 Return, found 6 days ago
S$320
Return
found 6 days ago
Select United flight, departing Wed, 1 Oct from Louisville to Washington, returning Wed, 8 Oct, priced at S$320 found 6 days ago
Delta
Wed, 1 Oct - Wed, 8 Oct
SDF
Louisville
IAD
Washington
S$331 Return, found 6 days ago
S$331
Return
found 6 days ago
Select Delta flight, departing Wed, 1 Oct from Louisville to Washington, returning Wed, 8 Oct, priced at S$331 found 6 days ago
United
Wed, 1 Oct - Wed, 8 Oct
SDF
Louisville
IAD
Washington
S$356 Return, found 6 days ago
S$356
Return
found 6 days ago
Select United flight, departing Wed, 1 Oct from Louisville to Washington, returning Wed, 8 Oct, priced at S$356 found 6 days ago
Delta
Wed, 1 Oct - Wed, 8 Oct
SDF
Louisville
IAD
Washington
S$370 Return, found 6 days ago
S$370
Return
found 6 days ago
Select Delta flight, departing Wed, 1 Oct from Louisville to Washington, returning Wed, 8 Oct, priced at S$370 found 6 days ago
Delta
Fri, 26 Sep - Sun, 28 Sep
SDF
Louisville
IAD
Washington
S$371 Return, found 6 days ago
S$371
Return
found 6 days ago
Select Delta flight, departing Fri, 26 Sep from Louisville to Washington, returning Sun, 28 Sep, priced at S$371 found 6 days ago
Delta
Wed, 1 Oct - Wed, 8 Oct
SDF
Louisville
IAD
Washington
S$410 Return, found 6 days ago
S$410
Return
found 6 days ago
Select Delta flight, departing Wed, 1 Oct from Louisville to Washington, returning Wed, 8 Oct, priced at S$410 found 6 days ago
American Airlines
Wed, 1 Oct - Wed, 8 Oct
SDF
Louisville
IAD
Washington
S$439 Return, found 6 days ago
S$439
Return
found 6 days ago
Select American Airlines flight, departing Wed, 1 Oct from Louisville to Washington, returning Wed, 8 Oct, priced at S$439 found 6 days ago

Find the cheapest month to fly from Louisville (SDF) to Washington (IAD)

August is typically the cheapest month to fly

From S$176 - S$590 per traveller.

Graph displaying average flight prices per month

Louisville to Washington route information
Origin airport
Louisville Intl.
Destination airport
Washington Dulles Intl.
Return price
S$253
Distance
721 km
Average flight time
1 hour 42 mins

Perfect flights from Louisville to Washington

Your Journey from Louisville to Washington

Start your unforgettable journey with Expedia. Our broad selection of flights from Louisville to Washington caters to every travel need. Whether you're yearning for a romantic escape, a solo adventure, or a cultural immersion, we've got you covered.
 

Choosing Your Ideal Flight

With Expedia, you have access to a wide range of airlines, including Delta, United, American Airlines. Our selection of flights from Louisville Intl. to Washington Dulles Intl. caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 20 airlines, you're bound to find the perfect flight.
 

Maximizing Value with Louisville to Washington Flights

Experience the joy of finding cheap flights from Louisville Intl. to Washington Dulles Intl. that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from S$127 and roundtrip prices from S$253*.
 

Pre-Flight Essentials

Ensure a smooth journey from Louisville to Washington with Expedia. From information about check-in times and in-flight amenities to guidance on baggage policies, we provide all the essentials to prepare you for your flight.
 

Experience the Vibrant Washington

Picture yourself stepping off the plane in Washington and immersing yourself in the unique atmosphere of . From local markets to cultural festivals, each city offers its distinct charm. Make the most of your trip by exploring local attractions and indulging in the local cuisine. With Expedia, explore all this and more, tailored to your budget.
 

Added Convenience on Your Louisville to Washington Flight

Traveling with Expedia is more than just a flight. We offer details about in-flight amenities, baggage policies, and more to ensure a smooth and hassle-free journey. Choose from our variety of airlines and embark on a memorable journey from Louisville to Washington.
 

Beyond the Flight – Exploring Washington

With Expedia, your adventure extends beyond the flight. Explore Washington at your own pace by renting a car or booking a hotel. Discover hidden gems off the beaten path and create unforgettable memories.
 

Book Your Flight from Louisville to Washington with Confidence

Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support make your travel experience seamless and stress-free. Embark on your journey from Louisville to Washington with confidence. Book your travel arrangements with Expedia today.
 
*Note: Prices may vary based on availability and are subject to change.

Frequently asked questions

How much is a flight from SDF to IAD?
Pack your bags, because round-trip journeys from SDF to Washington Dulles Intl. Airport (IAD) start from S$253. That's based on airfares available within the last 7 days on Expedia for flights departing within the next year. Prices can go up quickly, so book today to nab the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Louisville Muhammad Ali Intl. Airport to Dulles Intl. Airport?
We understand that life can throw the odd curveball, so we've made it as easy as possible for you to cancel your trip online. Just head to the Customer Service Portal and follow the instructions.
How do I find cheap flights from SDF to Washington Dulles Intl. Airport (IAD) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Louisville Muhammad Ali Intl. Airport to Dulles Intl. Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Louisville Muhammad Ali Intl. Airport to Washington Dulles Intl. Airport (IAD)?
You might not get through a whole movie on this flight — it's just 730 kilometres from Louisville to Chantilly. Find your seat, get comfortable and you'll be there in next to no time.
Which airlines fly direct from Louisville Muhammad Ali Intl. Airport to Washington Dulles Intl. Airport (IAD)?
If you're eager to fly directly from Louisville Muhammad Ali Intl. Airport to Washington Dulles Intl. Airport (IAD), United Airlines (UA) is a top option. It operates 30 monthly flights between Louisville and Chantilly.
Are Louisville Muhammad Ali Intl. Airport to Dulles Intl. Airport flight tickets cheaper when they're purchased at the last minute?
Booking your trip from Louisville Muhammad Ali Intl. Airport to IAD at the last minute could be your ticket to an awesome deal. However, it could end up costing you a whole lot more! If you'd prefer to err on the side of caution, book well ahead of your departure date. In fact, Expedia has some of the best bargains up to 12 months in advance. If your preferred carrier hasn't released tickets yet, check back frequently as deals are updated on Expedia all the time.

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