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Cheap flights from New York LaGuardia Airport to Washington, D.C. from €56

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 LaGuardia Airport to Washington, D.C. departing on 17/9. 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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Find the cheapest flights from New York LaGuardia Airport to Washington, D.C. (LGA-WAS)

Cheap return flights

United Airlines Logo
10:24 - 11:54LGA-IAD
1h 30mdirect
United Airlines Logo
22:20 - 23:43IAD-LGA
1h 23mdirect
€110United Airlines
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Wed, 1 Oct - Fri, 3 Oct
Delta Logo
21:25 - 22:50LGA-DCA
1h 25mdirect
Delta Logo
13:40 - 15:07DCA-LGA
1h 27mdirect
€110Delta
Find Deal
Fri, 19 Sep - Mon, 22 Sep
Delta Logo
06:00 - 07:18LGA-DCA
1h 18mdirect
Delta Logo
19:20 - 20:39DCA-LGA
1h 19mdirect
€111Delta
Find Deal
Fri, 19 Sep - Mon, 22 Sep
Delta Logo
21:25 - 22:50LGA-DCA
1h 25mdirect
Delta Logo
19:20 - 20:39DCA-LGA
1h 19mdirect
€112Delta
Find Deal
Fri, 19 Sep - Mon, 22 Sep
American Airlines Logo
06:00 - 07:30LGA-DCA
1h 30mdirect
American Airlines Logo
13:57 - 15:16DCA-LGA
1h 19mdirect
€162American Airlines
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Tue, 16 Sep - Wed, 17 Sep
American Airlines Logo
07:55 - 09:18LGA-DCA
1h 23mdirect
American Airlines Logo
13:57 - 15:16DCA-LGA
1h 19mdirect
€170American Airlines
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Sun, 14 Sep - Wed, 17 Sep
JetBlue Logo
13:30 - 20:54LGA-DCA
7h 24m1 stop
JetBlue Logo
10:41 - 20:00DCA-LGA
9h 19m1 stop
€189JetBlue
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Tue, 30 Sep - Wed, 1 Oct
JetBlue Logo
13:30 - 20:54LGA-DCA
7h 24m1 stop
JetBlue Logo
15:50 - 23:02DCA-LGA
7h 12m1 stop
€212JetBlue
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Fri, 24 Oct - Mon, 3 Nov
Southwest Logo
15:30 - 23:15LGA-DCA
7h 45m1 stop
Southwest Logo
11:35 - 17:00DCA-LGA
5h 25m1 stop
€352Southwest
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Fri, 10 Oct - Mon, 13 Oct
Southwest Logo
06:10 - 14:55LGA-DCA
8h 45m2 stops
Southwest Logo
06:05 - 13:30DCA-LGA
7h 25m1 stop
€356Southwest
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Thu, 25 Sep - Sat, 27 Sep

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

Our best United Airlines deals on New York LaGuardia Airport to Washington, D.C. flight tickets
United Airlines
1 Oct
LGA14:56New York LaGuardia
1h 32m
IAD16:28Washington, D.C. Dulles Intl
2 Oct
IAD12:40Washington, D.C. Dulles Intl
1h 34m
LGA14:14New York LaGuardia
€110
Find similar
United Airlines
22 Sept
LGA06:00New York LaGuardia
1h 30m
IAD07:30Washington, D.C. Dulles Intl
29 Sept
IAD22:20Washington, D.C. Dulles Intl
1h 23m
LGA23:43New York LaGuardia
€116
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United Airlines
10 Sept
LGA10:25New York LaGuardia
1h 29m
IAD11:54Washington, D.C. Dulles Intl
16 Sept
IAD22:08Washington, D.C. Dulles Intl
1h 22m
LGA23:30New York LaGuardia
€118
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American Airlines flights from New York LaGuardia Airport to Washington, D.C.

Our best American Airlines deals on New York LaGuardia Airport to Washington, D.C. flight tickets
American Airlines
16 Sept
LGA06:00New York LaGuardia
1h 30m
DCA07:30Washington, D.C. Reagan-National
17 Sept
DCA13:57Washington, D.C. Reagan-National
1h 19m
LGA15:16New York LaGuardia
€162
Find similar
American Airlines
14 Sept
LGA07:55New York LaGuardia
1h 23m
DCA09:18Washington, D.C. Reagan-National
17 Sept
DCA13:57Washington, D.C. Reagan-National
1h 19m
LGA15:16New York LaGuardia
€170
Find similar
American Airlines
15 Sept
LGA17:45New York LaGuardia
4h 34m
1 stop
DCA22:19Washington, D.C. Reagan-National
17 Sept
DCA07:29Washington, D.C. Reagan-National
1h 10m
LGA08:39New York LaGuardia
€217
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momondo Fare Finder

 
Customise your flight search to find flights from New York LaGuardia Airport to Washington, D.C. 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 13,528 searches. Data last updated 26 August 2025.
Use the filters below to find and compare flights from New York LaGuardia Airport to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

New YorkWashington, D.C.

LGA - IAD

LGAIAD

New York LaGuardia

Wed 1/10

10:24-11:54

Nonstop1h 30m

Washington, D.C. Dulles Intl

Fri 3/10

22:20-23:43

Nonstop1h 23m

€110

New YorkWashington, D.C.

LGA - DCA

LGADCA

New York LaGuardia

Fri 19/9

21:25-22:50

Nonstop1h 25m

Washington, D.C. Reagan-National

Mon 22/9

13:40-15:07

Nonstop1h 27m

€110

New YorkWashington, D.C.

LGA - DCA

LGADCA

New York LaGuardia

Fri 19/9

06:00-07:18

Nonstop1h 18m

Washington, D.C. Reagan-National

Mon 22/9

19:20-20:39

Nonstop1h 19m

€111

New YorkWashington, D.C.

LGA - DCA

LGADCA

New York LaGuardia

Fri 19/9

21:25-22:50

Nonstop1h 25m

Washington, D.C. Reagan-National

Mon 22/9

19:20-20:39

Nonstop1h 19m

€112

New YorkWashington, D.C.

LGA - DCA

LGADCA

New York LaGuardia

Tue 16/9

06:00-07:30

Nonstop1h 30m

Washington, D.C. Reagan-National

Wed 17/9

13:57-15:16

Nonstop1h 19m

€162

New YorkWashington, D.C.

LGA - DCA

LGADCA

New York LaGuardia

Sun 14/9

07:55-09:18

Nonstop1h 23m

Washington, D.C. Reagan-National

Wed 17/9

13:57-15:16

Nonstop1h 19m

€170

New YorkWashington, D.C.

LGA - DCA

LGADCA

New York LaGuardia

Tue 30/9

13:30-20:54

1 stop7h 24m

Washington, D.C. Reagan-National

Wed 1/10

10:41-20:00

1 stop9h 19m

€189

New YorkWashington, D.C.

LGA - DCA

LGADCA

New York LaGuardia

Fri 24/10

13:30-20:54

1 stop7h 24m

Washington, D.C. Reagan-National

Mon 3/11

15:50-23:02

1 stop7h 12m

€212

New YorkWashington, D.C.

LGA - DCA

LGADCA

New York LaGuardia

Fri 10/10

15:30-23:15

1 stop7h 45m

Washington, D.C. Reagan-National

Mon 13/10

11:35-17:00

1 stop5h 25m

€352

New YorkWashington, D.C.

LGA - DCA

LGADCA

New York LaGuardia

Thu 25/9

06:10-14:55

2 stops8h 45m

Washington, D.C. Reagan-National

Sat 27/9

06:05-13:30

1 stop7h 25m

€356

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

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

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 cheapest month to fly to Washington, D.C.?

The cheapest month to fly to Washington, D.C. from New York LaGuardia Airport is in September. Flight prices, which tend to average around €162, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of September, then book flights to Washington, D.C. from New York LaGuardia Airport during April instead. Flights to Washington, D.C. in April, while not as cheap as those in September, still average around €169.

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

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

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

There are 2 cabin classes available to choose from on New York LaGuardia to Washington, D.C. 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. flight prices changed over time?

As of August 2025, prices for New York LaGuardia Airport to Washington, D.C. flights are approximately 24% cheaper when compared to flights at the same time last year.

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

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

Cheap New York LaGuardia Airport to Washington, D.C. (LGA to WAS) 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.

Fastest flight time

1h 18m

Direct flights

Mon, Tue, Wed, Thu, Fri and Sat

Airports in Washington, D.C.

2 airports
The fastest flight from New York LaGuardia Airport to Washington, D.C. takes 1h 18m
Direct flights go from New York LaGuardia Airport to Washington, D.C. on Monday, Tuesday, Wednesday, Thursday, Friday and Saturday. There are no airlines offering direct flights..
There are 2 airports near Washington, D.C.: Washington, D.C. Reagan-National (DCA), Washington, D.C. Dulles Intl (IAD)
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  • How far is New York LaGuardia to Washington, D.C. by plane?

    The straight-line distance from New York LaGuardia to Washington, D.C. is 340.5 km. A reasonable flight in good conditions will take 1h 18m.

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

    Prices for flights from New York LaGuardia Airport to Washington, D.C. are updated daily.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from New York LaGuardia Airport to Washington, D.C..

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

    The travel and health documents you'll need for your trip to Washington, D.C. 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 licence and a passport that is valid for six months after your intended arrival at Washington, D.C.. 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 LaGuardia Airport to Washington, D.C.?

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

Book flights to Washington, D.C. if you plan to visit one of these locations
Gettysburg

Why use momondo?

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

It is quick and easy to find New York to Washington, D.C. flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Washington, D.C. that suits you.

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

Yes. All flights to Washington, D.C. from New York on momondo can be compared and filtered by various policies on offer, including flexible booking.

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?

Price alerts on flights to Washington, D.C. from New York are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 36.1 km from Washington, D.C.
Washington, D.C. Reagan-National Airport
Washington, D.C. Dulles Intl Airport