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Cheap flights from New York to Washington, D.C. from C$ 90

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from New York to Washington, D.C. departing on 26/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

United Airlines Logo
10:25 a.m. - 11:54 a.m.LGA-IAD
1h 29mdirect
United Airlines Logo
10:08 p.m. - 11:30 p.m.IAD-LGA
1h 22mdirect
C$ 178United Airlines
Find Deal
Thu, 4 Sep - Sun, 7 Sep
United Airlines Logo
7:15 p.m. - 8:41 p.m.EWR-IAD
1h 26mdirect
United Airlines Logo
10:32 p.m. - 11:56 p.m.IAD-EWR
1h 24mdirect
C$ 178United Airlines
Find Deal
Thu, 4 Sep - Sat, 6 Sep
United Airlines Logo
7:29 p.m. - 8:59 p.m.LGA-IAD
1h 30mdirect
United Airlines Logo
10:08 p.m. - 11:30 p.m.IAD-LGA
1h 22mdirect
C$ 183United Airlines
Find Deal
Fri, 5 Sep - Sun, 14 Sep
United Airlines Logo
6:00 a.m. - 7:30 a.m.LGA-IAD
1h 30mdirect
United Airlines Logo
12:40 p.m. - 2:13 p.m.IAD-LGA
1h 33mdirect
C$ 185United Airlines
Find Deal
Thu, 18 Sep - Sat, 20 Sep
United Airlines Logo
9:00 p.m. - 10:28 p.m.EWR-IAD
1h 28mdirect
United Airlines Logo
6:20 a.m. - 7:34 a.m.IAD-EWR
1h 14mdirect
C$ 190United Airlines
Find Deal
Thu, 14 Aug - Wed, 20 Aug
United Airlines Logo
10:29 a.m. - 11:55 a.m.LGA-IAD
1h 26mdirect
United Airlines Logo
10:15 p.m. - 11:39 p.m.IAD-LGA
1h 24mdirect
C$ 203United Airlines
Find Deal
Tue, 12 Aug - Fri, 15 Aug
Delta Logo
4:59 p.m. - 11:26 p.m.EWR-IAD
6h 27m1 stop
Delta Logo
6:15 p.m. - 11:30 p.m.IAD-EWR
5h 15m1 stop
C$ 244Delta
Find Deal
Sat, 30 Aug - Sat, 6 Sep
Delta Logo
6:00 a.m. - 11:32 a.m.EWR-IAD
5h 32m1 stop
Delta Logo
6:15 p.m. - 11:12 p.m.IAD-EWR
4h 57m1 stop
C$ 292Delta
Find Deal
Tue, 26 Aug - Tue, 26 Aug
Delta Logo
6:00 a.m. - 11:32 a.m.EWR-IAD
5h 32m1 stop
Delta Logo
6:16 p.m. - 11:31 p.m.IAD-EWR
5h 15m1 stop
C$ 334Delta
Find Deal
Tue, 2 Sep - Sat, 20 Sep
American Airlines Logo
11:00 a.m. - 3:19 p.m.LGA-IAD
4h 19m1 stop
American Airlines Logo
1:18 p.m. - 5:29 p.m.IAD-LGA
4h 11m1 stop
C$ 437American Airlines
Find Deal
Tue, 19 Aug - Thu, 21 Aug

United Airlines flights from New York to Washington, D.C. Dulles Intl Airport

Our best United Airlines deals on New York to Washington, D.C. Dulles Intl Airport flight tickets
United Airlines
4 Sep
LGA10:25 a.m.New York LaGuardia
1h 29m
IAD11:54 a.m.Washington, D.C. Dulles Intl
7 Sep
IAD10:08 p.m.Washington, D.C. Dulles Intl
1h 22m
LGA11:30 p.m.New York LaGuardia
C$ 178
Find similar
United Airlines
5 Sep
LGA7:29 p.m.New York LaGuardia
1h 30m
IAD8:59 p.m.Washington, D.C. Dulles Intl
14 Sep
IAD10:08 p.m.Washington, D.C. Dulles Intl
1h 22m
LGA11:30 p.m.New York LaGuardia
C$ 183
Find similar
United Airlines
18 Sep
LGA6:00 a.m.New York LaGuardia
1h 30m
IAD7:30 a.m.Washington, D.C. Dulles Intl
20 Sep
IAD12:40 p.m.Washington, D.C. Dulles Intl
1h 33m
LGA2:13 p.m.New York LaGuardia
C$ 185
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American Airlines flights from New York to Washington, D.C. Dulles Intl Airport

Our best American Airlines deals on New York to Washington, D.C. Dulles Intl Airport flight tickets
American Airlines
19 Aug
LGA11:00 a.m.New York LaGuardia
4h 19m
1 stop
IAD3:19 p.m.Washington, D.C. Dulles Intl
21 Aug
IAD1:18 p.m.Washington, D.C. Dulles Intl
4h 11m
1 stop
LGA5:29 p.m.New York LaGuardia
C$ 437
Find similar
American Airlines
1 Aug
LGA8:15 a.m.New York LaGuardia
4h 34m
1 stop
IAD12:49 p.m.Washington, D.C. Dulles Intl
2 Aug
IAD1:19 p.m.Washington, D.C. Dulles Intl
4h 16m
1 stop
LGA5:35 p.m.New York LaGuardia
C$ 811
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momondo Fare Finder

 
Customize your flight search to find flights from New York to Washington, D.C. Dulles Intl Airport 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, momondo users made 96,600 searches. Data last updated 31 July 2025.
Use the filters below to find and compare flights from New York to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

New YorkWashington, D.C.

LGA - IAD

LGAIAD

New York LaGuardia

Thu 4/9

10:25 a.m.-11:54 a.m.

Nonstop1h 29m

Washington, D.C. Dulles Intl

Sun 7/9

10:08 p.m.-11:30 p.m.

Nonstop1h 22m

C$ 178

NewarkWashington, D.C.

EWR - IAD

EWRIAD

Newark

Thu 4/9

7:15 p.m.-8:41 p.m.

Nonstop1h 26m

Washington, D.C. Dulles Intl

Sat 6/9

10:32 p.m.-11:56 p.m.

Nonstop1h 24m

C$ 178

New YorkWashington, D.C.

LGA - IAD

LGAIAD

New York LaGuardia

Fri 5/9

7:29 p.m.-8:59 p.m.

Nonstop1h 30m

Washington, D.C. Dulles Intl

Sun 14/9

10:08 p.m.-11:30 p.m.

Nonstop1h 22m

C$ 183

New YorkWashington, D.C.

LGA - IAD

LGAIAD

New York LaGuardia

Thu 18/9

6:00 a.m.-7:30 a.m.

Nonstop1h 30m

Washington, D.C. Dulles Intl

Sat 20/9

12:40 p.m.-2:13 p.m.

Nonstop1h 33m

C$ 185

NewarkWashington, D.C.

EWR - IAD

EWRIAD

Newark

Thu 14/8

9:00 p.m.-10:28 p.m.

Nonstop1h 28m

Washington, D.C. Dulles Intl

Wed 20/8

6:20 a.m.-7:34 a.m.

Nonstop1h 14m

C$ 190

New YorkWashington, D.C.

LGA - IAD

LGAIAD

New York LaGuardia

Tue 12/8

10:29 a.m.-11:55 a.m.

Nonstop1h 26m

Washington, D.C. Dulles Intl

Fri 15/8

10:15 p.m.-11:39 p.m.

Nonstop1h 24m

C$ 203

NewarkWashington, D.C.

EWR - IAD

EWRIAD

Newark

Sat 30/8

4:59 p.m.-11:26 p.m.

1 stop6h 27m

Washington, D.C. Dulles Intl

Sat 6/9

6:15 p.m.-11:30 p.m.

1 stop5h 15m

C$ 244

NewarkWashington, D.C.

EWR - IAD

EWRIAD

Newark

Tue 26/8

6:00 a.m.-11:32 a.m.

1 stop5h 32m

Washington, D.C. Dulles Intl

Tue 26/8

6:15 p.m.-11:12 p.m.

1 stop4h 57m

C$ 292

NewarkWashington, D.C.

EWR - IAD

EWRIAD

Newark

Tue 2/9

6:00 a.m.-11:32 a.m.

1 stop5h 32m

Washington, D.C. Dulles Intl

Sat 20/9

6:16 p.m.-11:31 p.m.

1 stop5h 15m

C$ 334

New YorkWashington, D.C.

LGA - IAD

LGAIAD

New York LaGuardia

Tue 19/8

11:00 a.m.-3:19 p.m.

1 stop4h 19m

Washington, D.C. Dulles Intl

Thu 21/8

1:18 p.m.-5:29 p.m.

1 stop4h 11m

C$ 437

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from New York to Washington, D.C. Dulles Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between New York and Washington, D.C. Dulles Intl Airport?

What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?

The cheapest month to fly to Washington, D.C. Dulles Intl Airport from New York is in April. Flight prices, which tend to average around C$ 255, are often lower during this time because this is during the off-season. If you don’t want to visit Washington, D.C. Dulles Intl Airport in April, then you should wait until May to fly from New York, when ticket prices are also cheap, with an average price of C$ 261.

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

According to our data, Monday is the cheapest day to fly to Washington, D.C. Dulles Intl Airport from New York. The lowest ticket price found for a Monday departure recently was C$ 511. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Washington, D.C. Dulles Intl Airport on Sunday is C$ 1,290.

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Our most recent data shows that the best time of day to fly to Washington, D.C. Dulles Intl Airport is in the evening. Flights from New York to Washington, D.C. Dulles Intl Airport during this time can be as low as C$ 634. At noon is when there is more demand to fly to Washington, D.C. Dulles Intl Airport, so prices are often more expensive at around C$ 1,285 per ticket.

What is the cheapest New York to Washington, D.C. Dulles Intl flight route?

Fly from Newark to Washington, D.C. Dulles Intl for the best New York - Washington, D.C. Dulles Intl flight prices

What cabin class options are available on New York to Washington, D.C. Dulles Intl flights?

There are 4 cabin classes available to choose from on New York to Washington, D.C. Dulles Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have New York to Washington, D.C. Dulles Intl Airport flight prices changed over time?

As of July 2025, prices for New York to Washington, D.C. Dulles Intl Airport flights are approximately 17% more expensive when compared to flights at the same time last year.

When to book flights from New York to Washington, D.C. Dulles Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from New York to Washington, D.C. Dulles Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap New York to Washington, D.C. Dulles Intl Airport (NYC to IAD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from New York to Washington, D.C. Dulles Intl Airport

Best price found

C$ 90

Fastest flight time

1h 19m

Direct flights

Every day
The best one-way flight to Washington, D.C. Dulles Intl Airport from New York in the past 72 hours is C$ 90. The best round-trip flight deal from New York to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is C$ 178.
The fastest flight from New York to Washington, D.C. Dulles Intl Airport takes 1h 19m
Direct flights go from New York to Washington, D.C. Dulles Intl Airport every day.
Search flight deals

  • How far is New York to Washington, D.C. Dulles Intl by plane?

    The straight-line distance from New York to Washington, D.C. Dulles Intl is 357.1 km. By plane, this route typically takes 1h 19m.

  • When did momondo last update prices for flights from New York to Washington, D.C. Dulles Intl Airport?

    Prices for flights from New York to Washington, D.C. Dulles Intl Airport refresh daily.

  • How old do you have to be to fly from New York to Washington, D.C. Dulles Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from New York to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The travel and health documents you'll need for your trip to Washington, D.C. Dulles Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington, D.C. Dulles Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from New York to Washington, D.C. Dulles Intl Airport?

Travelling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Herndon
Linthicum Heights
Bethesda
Alexandria
Silver Spring
Reston
Laurel
Pikesville
Chantilly
Fairfax
Capitol Heights
Winchester
Arlington
Gettysburg
Manassas
Fredericksburg
Ashburn
Woodbridge
Rockville
McLean

Why use momondo?

Why should I use momondo to find a flight deal from New York to Washington, D.C.?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from New York to Washington, D.C.. momondo saves you time and could save you money on your trip.

Can I find flights from New York to Washington, D.C. with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for New York to Washington, D.C. flights to just show those with flexible booking policies.

How can momondo help me find flights from New York to Washington, D.C.?

momondo provides multiple filters to help you find the best flight to Washington, D.C. from New York. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from New York to Washington, D.C. right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of New York to Washington, D.C. flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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