S$121 Cheap Flights from New York to Washington

View S$121 flight on Tue, 4 Nov, 2025Opens in a new window

Popular airlines from LaGuardia Airport (LGA) to Washington Dulles Intl. Airport (IAD)

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Cheap Flights from New York to Washington (LGA-IAD)

Prices were available within the past 7 days and start at S$121 for one-way flights and S$243 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Mon, 10 Nov - Wed, 12 Nov
LGA
New York
IAD
Washington
S$243 Return, found 2 days ago
S$243
Return
found 2 days ago
Select United flight, departing Mon, 10 Nov from New York to Washington, returning Wed, 12 Nov, priced at S$243 found 2 days ago
United
Mon, 10 Nov - Wed, 12 Nov
LGA
New York
IAD
Washington
S$287 Return, found 2 days ago
S$287
Return
found 2 days ago
Select United flight, departing Mon, 10 Nov from New York to Washington, returning Wed, 12 Nov, priced at S$287 found 2 days ago
United
Mon, 10 Nov - Wed, 12 Nov
LGA
New York
IAD
Washington
S$288 Return, found 2 days ago
S$288
Return
found 2 days ago
Select United flight, departing Mon, 10 Nov from New York to Washington, returning Wed, 12 Nov, priced at S$288 found 2 days ago
United
Mon, 10 Nov - Wed, 12 Nov
LGA
New York
IAD
Washington
S$326 Return, found 2 days ago
S$326
Return
found 2 days ago
Select United flight, departing Mon, 10 Nov from New York to Washington, returning Wed, 12 Nov, priced at S$326 found 2 days ago
United
Mon, 10 Nov - Wed, 12 Nov
LGA
New York
IAD
Washington
S$332 Return, found 2 days ago
S$332
Return
found 2 days ago
Select United flight, departing Mon, 10 Nov from New York to Washington, returning Wed, 12 Nov, priced at S$332 found 2 days ago
United
Mon, 10 Nov - Wed, 12 Nov
LGA
New York
IAD
Washington
S$333 Return, found 2 days ago
S$333
Return
found 2 days ago
Select United flight, departing Mon, 10 Nov from New York to Washington, returning Wed, 12 Nov, priced at S$333 found 2 days ago
American Airlines
Mon, 10 Nov - Wed, 12 Nov
LGA
New York
IAD
Washington
S$339 Return, found 2 days ago
S$339
Return
found 2 days ago
Select American Airlines flight, departing Mon, 10 Nov from New York to Washington, returning Wed, 12 Nov, priced at S$339 found 2 days ago
American Airlines
Mon, 10 Nov - Wed, 12 Nov
LGA
New York
IAD
Washington
S$371 Return, found 2 days ago
S$371
Return
found 2 days ago
Select American Airlines flight, departing Mon, 10 Nov from New York to Washington, returning Wed, 12 Nov, priced at S$371 found 2 days ago
United
Mon, 10 Nov - Wed, 12 Nov
LGA
New York
IAD
Washington
S$371 Return, found 2 days ago
S$371
Return
found 2 days ago
Select United flight, departing Mon, 10 Nov from New York to Washington, returning Wed, 12 Nov, priced at S$371 found 2 days ago
Delta
Mon, 10 Nov - Wed, 12 Nov
LGA
New York
IAD
Washington
S$1,603 Return, found 2 days ago
S$1,603
Return
found 2 days ago
Select Delta flight, departing Mon, 10 Nov from New York to Washington, returning Wed, 12 Nov, priced at S$1,603 found 2 days ago

Find the cheapest month to fly from New York (LGA) to Washington (IAD)

March is typically the cheapest month to fly

From S$117 - S$375 per traveller.

Frequently asked questions

How much is a flight from LaGuardia Airport (LGA) to IAD?
Round-trip flights from LGA to Washington Dulles Intl. Airport (IAD) start from S$243. This figure is based on fares available within the last 7 days on Expedia for flights departing within the next year — book now so you don't miss out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from LaGuardia Airport (LGA) to Washington Dulles Intl. Airport (IAD)?
Every air carrier has a different set of terms and conditions. If you decide to cancel your escape, visit our Customer Service Portal.
How do I find cheap flights from LaGuardia Airport (LGA) to 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 LGA to IAD flights, you'll see a "no change fees" filter for you to select.
How far is the flight from LaGuardia Airport to IAD?
It's just 370 kilometres between Flushing and Chantilly. It's quite possible that you'll spend more time getting to and from the airport than actually flying!
Which airlines fly direct from LGA to IAD?
Flying nonstop from LaGuardia Airport to IAD is easy with United Airlines (UA). This top carrier operates 252 flights every month.
Are LGA to Dulles Intl. Airport flight tickets cheaper when they're purchased at the last minute?
Booking last minute from LGA to Dulles Intl. Airport can be hit-or-miss. You may be able to find a bargain, but you could also completely miss out! If you'd prefer to play it safe and start planning your trip ahead of time, Expedia compares flight deals up to a year in advance. Just remember that not all airlines publish their prices so far in advance. Our advice? Check back often as updates are made regularly.

Travel information

Travel information

Origin airport
LaGuardia
Destination airport
Washington Dulles Intl.
Airlines serving
American Airlines, United
Return price
S$243
Distance
364 km
Average flight time
1 hour 31 mins

Book with confidence

Book with confidence

Perfect flights from New York to Washington

Your Journey from New York to Washington

Start your unforgettable journey with Expedia. Our broad selection of flights from New York 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 United, American Airlines, Delta. Our selection of flights from LaGuardia 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 New York to Washington Flights

Experience the joy of finding cheap flights from LaGuardia 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$121 and roundtrip prices from S$243*.
 

Pre-Flight Essentials

Ensure a smooth journey from New York 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 New York 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 New York 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 New York to Washington with Confidence

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*Note: Prices may vary based on availability and are subject to change.
Perfect flights from New York to Washington

Explore a world of travel with Expedia

Explore a world of travel with Expedia

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*Available to Expedia members.