What is the cheapest airline that flies from New York LaGuardia to Washington, D.C. Dulles Intl?

United Airlines is the most popular carrier operating from New York LaGuardia to Washington, D.C. Dulles Intl

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

The required travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C. Dulles Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$79 Cheap Flights from New York LaGuardia Airport to Washington, D.C. Dulles Intl Airport in 2026

Q: How many flights depart from New York LaGuardia Airport to Washington, D.C. Dulles Intl Airport on average per week?

As of August 2026, 49 flights take off from New York LaGuardia Airport and land in Washington, D.C. Dulles Intl Airport each week. The most common flight departure day for this route is Mon, with 14% of weekly flights taking off on this day.

Q: How many flights depart from New York LaGuardia Airport to Washington, D.C. Dulles Intl Airport on average per day?

The number of flights available between New York LaGuardia Airport and Washington, D.C. Dulles Intl Airport is 7 per day as of August 2026. The most frequent departure time is 6:00AM, with 71% of daily flights leaving at noon.

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from New York LaGuardia Airport to Washington, D.C.

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:15 am - 5:18 pmLGA New York LaGuardia-IAD Washington, D.C. Dulles Intl

11h 03m1 stop Atlanta Hartsfield-Jackson

7:50 am - 4:00 pmIAD Washington, D.C. Dulles Intl-LGA New York LaGuardia

8h 10m1 stop Atlanta Hartsfield-Jackson

$160Frontier

Sat, Sep 12 - Tue, Sep 15

4:55 pm - 12:10 amLGA New York LaGuardia-IAD Washington, D.C. Dulles Intl

7h 15m1 stop Atlanta Hartsfield-Jackson

7:50 am - 4:00 pmIAD Washington, D.C. Dulles Intl-LGA New York LaGuardia

8h 10m1 stop Atlanta Hartsfield-Jackson

$160Frontier

Fri, Oct 2 - Sat, Oct 3

6:15 am - 5:18 pmLGA New York LaGuardia-IAD Washington, D.C. Dulles Intl

11h 03m1 stop Atlanta Hartsfield-Jackson

7:50 am - 4:00 pmIAD Washington, D.C. Dulles Intl-LGA New York LaGuardia

8h 10m1 stop Atlanta Hartsfield-Jackson

$160Frontier

Sat, Sep 12 - Sat, Sep 19

4:55 pm - 12:10 amLGA New York LaGuardia-IAD Washington, D.C. Dulles Intl

7h 15m1 stop Atlanta Hartsfield-Jackson

7:50 am - 4:00 pmIAD Washington, D.C. Dulles Intl-LGA New York LaGuardia

8h 10m1 stop Atlanta Hartsfield-Jackson

$160Frontier

Tue, Sep 29 - Wed, Sep 30

6:15 am - 5:18 pmLGA New York LaGuardia-IAD Washington, D.C. Dulles Intl

11h 03m1 stop Atlanta Hartsfield-Jackson

7:50 am - 4:00 pmIAD Washington, D.C. Dulles Intl-LGA New York LaGuardia

8h 10m1 stop Atlanta Hartsfield-Jackson

$160Frontier

Mon, Oct 5 - Tue, Oct 6

6:15 am - 5:18 pmLGA New York LaGuardia-IAD Washington, D.C. Dulles Intl

11h 03m1 stop Atlanta Hartsfield-Jackson

7:50 am - 4:00 pmIAD Washington, D.C. Dulles Intl-LGA New York LaGuardia

8h 10m1 stop Atlanta Hartsfield-Jackson

$160Frontier

Wed, Sep 30 - Wed, Oct 7

4:55 pm - 12:10 amLGA New York LaGuardia-IAD Washington, D.C. Dulles Intl

7h 15m1 stop Atlanta Hartsfield-Jackson

7:50 am - 4:00 pmIAD Washington, D.C. Dulles Intl-LGA New York LaGuardia

8h 10m1 stop Atlanta Hartsfield-Jackson

$160Frontier

Tue, Sep 15 - Tue, Sep 22

6:10 am - 5:18 pmLGA New York LaGuardia-IAD Washington, D.C. Dulles Intl

11h 08m1 stop Atlanta Hartsfield-Jackson

7:50 am - 4:14 pmIAD Washington, D.C. Dulles Intl-LGA New York LaGuardia

8h 24m1 stop Atlanta Hartsfield-Jackson

$160Frontier

Wed, Oct 14 - Tue, Oct 20

7:29 pm - 9:00 pmLGA New York LaGuardia-IAD Washington, D.C. Dulles Intl

1h 31mnonstop

10:10 pm - 11:30 pmIAD Washington, D.C. Dulles Intl-LGA New York LaGuardia

1h 20mnonstop

$237United Airlines

Sat, Sep 26 - Mon, Sep 28

2:55 pm - 4:30 pmLGA New York LaGuardia-IAD Washington, D.C. Dulles Intl

1h 35mnonstop

10:09 pm - 11:30 pmIAD Washington, D.C. Dulles Intl-LGA New York LaGuardia

1h 21mnonstop

$237United Airlines

Thu, Sep 10 - Sun, Sep 13

Cheap last minute flights

Enter your travel dates to find the best prices.

1:25 pm - 10:52 pmLGA New York LaGuardia-IAD Washington, D.C. Dulles Intl

9h 27m1 stop Atlanta Hartsfield-Jackson

6:20 am - 4:00 pmIAD Washington, D.C. Dulles Intl-LGA New York LaGuardia

9h 40m1 stop Atlanta Hartsfield-Jackson

$250Frontier

Sat, Aug 22 - Wed, Aug 26

4:55 pm - 10:52 pmLGA New York LaGuardia-IAD Washington, D.C. Dulles Intl

5h 57m1 stop Atlanta Hartsfield-Jackson

6:20 am - 4:00 pmIAD Washington, D.C. Dulles Intl-LGA New York LaGuardia

9h 40m1 stop Atlanta Hartsfield-Jackson

$298Frontier

Wed, Aug 19 - Wed, Aug 26

6:00 am - 7:23 amLGA New York LaGuardia-IAD Washington, D.C. Dulles Intl

1h 23mnonstop

12:40 pm - 2:09 pmIAD Washington, D.C. Dulles Intl-LGA New York LaGuardia

1h 29mnonstop

$300United Airlines

Wed, Aug 19 - Tue, Aug 25

2:55 pm - 4:30 pmLGA New York LaGuardia-IAD Washington, D.C. Dulles Intl

1h 35mnonstop

5:15 pm - 6:45 pmIAD Washington, D.C. Dulles Intl-LGA New York LaGuardia

1h 30mnonstop

$303United Airlines

Tue, Aug 18 - Sat, Aug 22

1:25 pm - 10:52 pmLGA New York LaGuardia-IAD Washington, D.C. Dulles Intl

9h 27m1 stop Atlanta Hartsfield-Jackson

6:20 am - 4:00 pmIAD Washington, D.C. Dulles Intl-LGA New York LaGuardia

9h 40m1 stop Atlanta Hartsfield-Jackson

$305Frontier

Sat, Aug 22 - Tue, Aug 25

10:20 am - 11:50 amLGA New York LaGuardia-IAD Washington, D.C. Dulles Intl

1h 30mnonstop

5:15 pm - 6:45 pmIAD Washington, D.C. Dulles Intl-LGA New York LaGuardia

1h 30mnonstop

$307United Airlines

Fri, Aug 21 - Sat, Aug 22

7:29 pm - 9:02 pmLGA New York LaGuardia-IAD Washington, D.C. Dulles Intl

1h 33mnonstop

12:40 pm - 2:09 pmIAD Washington, D.C. Dulles Intl-LGA New York LaGuardia

1h 29mnonstop

$307United Airlines

Sat, Aug 22 - Fri, Aug 28

6:00 am - 7:23 amLGA New York LaGuardia-IAD Washington, D.C. Dulles Intl

1h 23mnonstop

10:09 pm - 11:30 pmIAD Washington, D.C. Dulles Intl-LGA New York LaGuardia

1h 21mnonstop

$310United Airlines

Thu, Aug 20 - Sun, Aug 23

7:29 pm - 9:02 pmLGA New York LaGuardia-IAD Washington, D.C. Dulles Intl

1h 33mnonstop

10:09 pm - 11:30 pmIAD Washington, D.C. Dulles Intl-LGA New York LaGuardia

1h 21mnonstop

$310United Airlines

Sat, Aug 22 - Sun, Aug 23

10:20 am - 11:50 amLGA New York LaGuardia-IAD Washington, D.C. Dulles Intl

1h 30mnonstop

10:09 pm - 11:30 pmIAD Washington, D.C. Dulles Intl-LGA New York LaGuardia

1h 21mnonstop

$310United Airlines

Fri, Aug 21 - Sun, Aug 23

Cheap direct flights

Enter your travel dates to find the best prices.

2:55 pm - 4:30 pmLGA New York LaGuardia-IAD Washington, D.C. Dulles Intl

1h 35mnonstop

10:09 pm - 11:30 pmIAD Washington, D.C. Dulles Intl-LGA New York LaGuardia

1h 21mnonstop

$237United Airlines

Thu, Sep 10 - Sun, Sep 13

7:29 pm - 9:00 pmLGA New York LaGuardia-IAD Washington, D.C. Dulles Intl

1h 31mnonstop

10:10 pm - 11:30 pmIAD Washington, D.C. Dulles Intl-LGA New York LaGuardia

1h 20mnonstop

$237United Airlines

Sat, Sep 26 - Mon, Sep 28

2:55 pm - 4:30 pmLGA New York LaGuardia-IAD Washington, D.C. Dulles Intl

1h 35mnonstop

12:40 pm - 2:09 pmIAD Washington, D.C. Dulles Intl-LGA New York LaGuardia

1h 29mnonstop

$237United Airlines

Sat, Sep 12 - Sat, Sep 19

6:00 am - 7:23 amLGA New York LaGuardia-IAD Washington, D.C. Dulles Intl

1h 23mnonstop

10:10 pm - 11:30 pmIAD Washington, D.C. Dulles Intl-LGA New York LaGuardia

1h 20mnonstop

$237United Airlines

Mon, Oct 19 - Wed, Oct 21

10:20 am - 11:50 amLGA New York LaGuardia-IAD Washington, D.C. Dulles Intl

1h 30mnonstop

12:40 pm - 2:09 pmIAD Washington, D.C. Dulles Intl-LGA New York LaGuardia

1h 29mnonstop

$237United Airlines

Mon, Sep 21 - Wed, Sep 23

6:00 am - 7:23 amLGA New York LaGuardia-IAD Washington, D.C. Dulles Intl

1h 23mnonstop

10:10 pm - 11:30 pmIAD Washington, D.C. Dulles Intl-LGA New York LaGuardia

1h 20mnonstop

$237United Airlines

Tue, Sep 29 - Tue, Sep 29

2:59 pm - 4:30 pmLGA New York LaGuardia-IAD Washington, D.C. Dulles Intl

1h 31mnonstop

10:10 pm - 11:30 pmIAD Washington, D.C. Dulles Intl-LGA New York LaGuardia

1h 20mnonstop

$237United Airlines

Tue, Oct 20 - Fri, Oct 23

10:20 am - 11:50 amLGA New York LaGuardia-IAD Washington, D.C. Dulles Intl

1h 30mnonstop

10:09 pm - 11:30 pmIAD Washington, D.C. Dulles Intl-LGA New York LaGuardia

1h 21mnonstop

$237United Airlines

Wed, Sep 9 - Wed, Sep 16

6:00 am - 7:23 amLGA New York LaGuardia-IAD Washington, D.C. Dulles Intl

1h 23mnonstop

12:40 pm - 2:09 pmIAD Washington, D.C. Dulles Intl-LGA New York LaGuardia

1h 29mnonstop

$237United Airlines

Tue, Sep 15 - Wed, Sep 16

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Frontier flights from New York LaGuardia Airport to Washington, D.C. Dulles Intl Airport

Our best Frontier deals on New York LaGuardia Airport to Washington, D.C. Dulles Intl Airport flight tickets

Frontier

Sep 12

LGA6:15 amNew York LaGuardia

11h 03m

1 stop

IAD5:18 pmWashington, D.C. Dulles Intl

Sep 15

IAD7:50 amWashington, D.C. Dulles Intl

8h 10m

1 stop

LGA4:00 pmNew York LaGuardia

$160

Frontier

Sep 10

LGA6:15 amNew York LaGuardia

11h 03m

1 stop

IAD5:18 pmWashington, D.C. Dulles Intl

Sep 16

IAD7:50 amWashington, D.C. Dulles Intl

8h 10m

1 stop

LGA4:00 pmNew York LaGuardia

$161

Frontier

Sep 30

LGA6:15 amNew York LaGuardia

11h 03m

1 stop

IAD5:18 pmWashington, D.C. Dulles Intl

Oct 7

IAD7:50 amWashington, D.C. Dulles Intl

8h 10m

1 stop

LGA4:00 pmNew York LaGuardia

$162

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

Our best United Airlines deals on New York LaGuardia Airport to Washington, D.C. Dulles Intl Airport flight tickets

United Airlines

Sep 12

LGA7:29 pmNew York LaGuardia

1h 33m

IAD9:02 pmWashington, D.C. Dulles Intl

Sep 13

IAD10:09 pmWashington, D.C. Dulles Intl

1h 21m

LGA11:30 pmNew York LaGuardia

$237

United Airlines

Sep 8

LGA2:55 pmNew York LaGuardia

1h 35m

IAD4:30 pmWashington, D.C. Dulles Intl

Sep 10

IAD12:40 pmWashington, D.C. Dulles Intl

1h 29m

LGA2:09 pmNew York LaGuardia

$238

United Airlines

Aug 31

LGA7:29 pmNew York LaGuardia

1h 33m

IAD9:02 pmWashington, D.C. Dulles Intl

Sep 2

IAD8:18 amWashington, D.C. Dulles Intl

1h 21m

LGA9:39 amNew York LaGuardia

$247

momondo Fare Finder

Use the filters below to find and compare flights from New York LaGuardia Airport to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

New YorkWashington, D.C.

LGA New York LaGuardia - IAD Washington, D.C. Dulles Intl

LGAIAD

New York LaGuardia

Sat 9/12

6:15 am-5:18 pm

1 stop11h 03m

Washington, D.C. Dulles Intl

Tue 9/15

7:50 am-4:00 pm

1 stop8h 10m

$160

New YorkWashington, D.C.

LGA New York LaGuardia - IAD Washington, D.C. Dulles Intl

LGAIAD

New York LaGuardia

Fri 10/2

4:55 pm-12:10 am

1 stop7h 15m

Washington, D.C. Dulles Intl

Sat 10/3

7:50 am-4:00 pm

1 stop8h 10m

$160

New YorkWashington, D.C.

LGA New York LaGuardia - IAD Washington, D.C. Dulles Intl

LGAIAD

New York LaGuardia

Sat 9/12

6:15 am-5:18 pm

1 stop11h 03m

Washington, D.C. Dulles Intl

Sat 9/19

7:50 am-4:00 pm

1 stop8h 10m

$160

New YorkWashington, D.C.

LGA New York LaGuardia - IAD Washington, D.C. Dulles Intl

LGAIAD

New York LaGuardia

Tue 9/29

4:55 pm-12:10 am

1 stop7h 15m

Washington, D.C. Dulles Intl

Wed 9/30

7:50 am-4:00 pm

1 stop8h 10m

$160

New YorkWashington, D.C.

LGA New York LaGuardia - IAD Washington, D.C. Dulles Intl

LGAIAD

New York LaGuardia

Mon 10/5

6:15 am-5:18 pm

1 stop11h 03m

Washington, D.C. Dulles Intl

Tue 10/6

7:50 am-4:00 pm

1 stop8h 10m

$160

New YorkWashington, D.C.

LGA New York LaGuardia - IAD Washington, D.C. Dulles Intl

LGAIAD

New York LaGuardia

Wed 9/30

6:15 am-5:18 pm

1 stop11h 03m

Washington, D.C. Dulles Intl

Wed 10/7

7:50 am-4:00 pm

1 stop8h 10m

$160

New YorkWashington, D.C.

LGA New York LaGuardia - IAD Washington, D.C. Dulles Intl

LGAIAD

New York LaGuardia

Tue 9/15

4:55 pm-12:10 am

1 stop7h 15m

Washington, D.C. Dulles Intl

Tue 9/22

7:50 am-4:00 pm

1 stop8h 10m

$160

New YorkWashington, D.C.

LGA New York LaGuardia - IAD Washington, D.C. Dulles Intl

LGAIAD

New York LaGuardia

Wed 10/14

6:10 am-5:18 pm

1 stop11h 08m

Washington, D.C. Dulles Intl

Tue 10/20

7:50 am-4:14 pm

1 stop8h 24m

$160

Quickest round-trip

New YorkWashington, D.C.

LGA New York LaGuardia - IAD Washington, D.C. Dulles Intl

LGAIAD

New York LaGuardia

Sat 9/26

7:29 pm-9:00 pm

Nonstop1h 31m

Washington, D.C. Dulles Intl

Mon 9/28

10:10 pm-11:30 pm

Nonstop1h 20m

$237

New YorkWashington, D.C.

LGA New York LaGuardia - IAD Washington, D.C. Dulles Intl

LGAIAD

New York LaGuardia

Thu 9/10

2:55 pm-4:30 pm

Nonstop1h 35m

Washington, D.C. Dulles Intl

Sun 9/13

10:09 pm-11:30 pm

Nonstop1h 21m

$237

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from New York LaGuardia Airport 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

Prices

Airlines

Other information

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

Prices are currently low for flights on this route.

Typical prices usually range from $274 to $371.
The lowest price recently found on this route was $160.

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

In general, February is the cheapest month to fly from New York LaGuardia Airport to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $275. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of February, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $276.

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

Our data shows that Friday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $428. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from New York LaGuardia Airport to Washington, D.C. Dulles Intl Airport for around $541.

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

Flying to Washington, D.C. Dulles Intl Airport from New York LaGuardia Airport in the morning is the least expensive time of day to depart. momondo users have found prices as low as $430 when looking at flights departing in the morning. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $643 on average. Flights to Washington, D.C. Dulles Intl Airport from New York LaGuardia Airport in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

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

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

There are 4 cabin classes available to choose from on New York LaGuardia Airport to Washington, D.C. Dulles Intl Airport 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 LaGuardia Airport to Washington, D.C. Dulles Intl Airport flight prices changed over time?

As of August 2026, prices for New York LaGuardia Airport to Washington, D.C. Dulles Intl Airport flights are approximately 17% cheaper when compared to flights at the same time last year.

When to book flights from New York LaGuardia Airport 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 LaGuardia Airport 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 LaGuardia Airport to Washington, D.C. Dulles Intl Airport (LGA to IAD) flight deals and tips

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

Best Price Found	$79
Fastest flight time	1h 22m
Direct flights	Every day

The best one-way flight to Washington, D.C. Dulles Intl Airport from New York LaGuardia Airport in the past 72 hours is $79. The best round-trip flight deal from New York LaGuardia Airport to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $160.

The fastest flight from New York LaGuardia Airport to Washington, D.C. Dulles Intl Airport takes 1h 22m

Direct flights go from New York LaGuardia Airport to Washington, D.C. Dulles Intl Airport every day.

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Frequently asked questions about flying from New York LaGuardia Airport to Washington, D.C. Dulles Intl Airport

How far is New York LaGuardia to Washington, D.C. Dulles Intl by plane?
A flight from New York LaGuardia to Washington, D.C. Dulles Intl will travel around 227.7 mi. Typically, this will take 1h 22m by plane in normal conditions.
When did momondo last update prices for flights from New York LaGuardia Airport to Washington, D.C. Dulles Intl Airport?
Prices for flights from New York LaGuardia Airport to Washington, D.C. Dulles Intl Airport were last updated today.
How many operators does momondo search for flights from New York LaGuardia Airport to Washington, D.C. Dulles Intl Airport?
The number of operators available for flights from New York LaGuardia Airport to Washington, D.C. Dulles Intl Airport is 1 as of August 2026.
How old do you have to be to fly from New York LaGuardia Airport to Washington, D.C. Dulles Intl Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from New York LaGuardia Airport to Washington, D.C. Dulles Intl Airport.
What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?
The required travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C. Dulles Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from New York LaGuardia Airport to Washington, D.C. Dulles Intl Airport?
Based on momondo bookings for flights between New York LaGuardia Airport and Washington, D.C. Dulles Intl Airport, the leading plane model is Embraer 175 (Enhanced Winglets), making up 8.67% of the total bookings. Other popular models include Airbus A320-100/200 with 8.27%, Embraer 175 with 7.88%, and Airbus A321-100/200 with 6.92%.
What is the most popular airline from New York LaGuardia Airport to Washington, D.C. Dulles Intl Airport?
momondo data reveals that the most frequently booked airline on the route from New York LaGuardia Airport to Washington, D.C. Dulles Intl Airport is United Airlines, representing 100% of all bookings.

Best airlines flying from New York LaGuardia Airport to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from New York LaGuardia Airport to Washington, D.C. Dulles Intl Airport with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $127	Free Cancellation	Rating 7.4 10,106 reviews		Search United Airlines flights

United Airlines Flights From New York LaGuardia Airport to Washington, D.C. Dulles Intl Airport
United Airlines flight deals from New York LaGuardia Airport to Washington, D.C. Dulles Intl Airport start from $127 round-trip. Over the 28 United Airlines flights for this route in a normal week, average airfare is usually $309 round-trip - but some users have found much cheaper deals with momondo.

Alexandria

National Harbor

Arlington

Gettysburg

Winchester

Waldorf

Laurel

Woodbridge

Fredericksburg

Gaithersburg

Linthicum Heights

Rockville

Silver Spring

Towson

Sterling

Springfield

Colonial Beach

Fairfax

Edgewood

Tysons

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from New York to Washington, D.C. for you.

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

Flights from New York to Washington, D.C. with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Washington, D.C. from New York.

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

Yes momondo offers price alerts on flights to Washington, D.C. from New York. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Cheap flights from New York LaGuardia Airport to Washington, D.C. from $79

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Frontier flights from New York LaGuardia Airport to Washington, D.C. Dulles Intl Airport

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