₩126,700 Cheap Flights from New York (LGA) to Washington (IAD)

View ₩126,700 flight on Tue, Dec 9, 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 ₩126,700 for one-way flights and ₩268,100 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sun, Jan 11 - Mon, Jan 12
LGA
New York
IAD
Washington
₩268,100 Roundtrip, found 2 days ago
₩268,100
Roundtrip
found 2 days ago
Select United flight, departing Sun, Jan 11 from New York to Washington, returning Mon, Jan 12, priced at ₩268,100 found 2 days ago
American Airlines
Sun, Jan 11 - Mon, Jan 12
LGA
New York
IAD
Washington
₩361,000 Roundtrip, found 2 days ago
₩361,000
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sun, Jan 11 from New York to Washington, returning Mon, Jan 12, priced at ₩361,000 found 2 days ago
American Airlines
Fri, Nov 7 - Mon, Nov 10
LGA
New York
IAD
Washington
₩509,000 Roundtrip, found 5 days ago
₩509,000
Roundtrip
found 5 days ago
Select American Airlines flight, departing Fri, Nov 7 from New York to Washington, returning Mon, Nov 10, priced at ₩509,000 found 5 days ago
United
Fri, Nov 7 - Mon, Nov 10
LGA
New York
IAD
Washington
₩551,900 Roundtrip, found 5 days ago
₩551,900
Roundtrip
found 5 days ago
Select United flight, departing Fri, Nov 7 from New York to Washington, returning Mon, Nov 10, priced at ₩551,900 found 5 days ago
American Airlines
Fri, Nov 7 - Mon, Nov 10
LGA
New York
IAD
Washington
₩572,900 Roundtrip, found 5 days ago
₩572,900
Roundtrip
found 5 days ago
Select American Airlines flight, departing Fri, Nov 7 from New York to Washington, returning Mon, Nov 10, priced at ₩572,900 found 5 days ago
American Airlines
Fri, Nov 7 - Mon, Nov 10
LGA
New York
IAD
Washington
₩610,400 Roundtrip, found 5 days ago
₩610,400
Roundtrip
found 5 days ago
Select American Airlines flight, departing Fri, Nov 7 from New York to Washington, returning Mon, Nov 10, priced at ₩610,400 found 5 days ago
American Airlines
Fri, Nov 7 - Mon, Nov 10
LGA
New York
IAD
Washington
₩651,900 Roundtrip, found 5 days ago
₩651,900
Roundtrip
found 5 days ago
Select American Airlines flight, departing Fri, Nov 7 from New York to Washington, returning Mon, Nov 10, priced at ₩651,900 found 5 days ago
United
Fri, Nov 7 - Mon, Nov 10
LGA
New York
IAD
Washington
₩660,500 Roundtrip, found 5 days ago
₩660,500
Roundtrip
found 5 days ago
Select United flight, departing Fri, Nov 7 from New York to Washington, returning Mon, Nov 10, priced at ₩660,500 found 5 days ago
United
Fri, Nov 7 - Mon, Nov 10
LGA
New York
IAD
Washington
₩680,600 Roundtrip, found 5 days ago
₩680,600
Roundtrip
found 5 days ago
Select United flight, departing Fri, Nov 7 from New York to Washington, returning Mon, Nov 10, priced at ₩680,600 found 5 days ago
United
Fri, Nov 7 - Mon, Nov 10
LGA
New York
IAD
Washington
₩744,800 Roundtrip, found 5 days ago
₩744,800
Roundtrip
found 5 days ago
Select United flight, departing Fri, Nov 7 from New York to Washington, returning Mon, Nov 10, priced at ₩744,800 found 5 days ago

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

March is typically the cheapest month to fly

From ₩131,263 - ₩419,849 per traveler.
Flights from New York (LGA) to Washington (IAD)
Origin airport
LaGuardia
Destination airport
Washington Dulles Intl.
Airlines serving
United
Roundtrip price
₩268,100
Distance
364 km
Average flight time
1 hour 27 mins

New York to Chantilly Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from New York to Chantilly will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring Chantilly.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with LGA to IAD flights that won’t make your bank account wince. Ready to temporarily leave behind New York for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to IAD with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.

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 ₩268,100. 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 kilometers 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.

Explore a world of travel with Expedia

New York nearby Airports

New York

John F. Kennedy Intl. to Washington
₩196,500

Newark Liberty Intl. Airport

Newark Liberty Intl. Airport to Washington
₩250,500
*Available to Expedia members.