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Cheap flights from New York LaGuardia Airport to Washington, D.C. from £48

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 17/10. 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.

Cheap return flights

United Airlines Logo
06:00 - 07:32LGA-IAD
1h 32mdirect
United Airlines Logo
08:21 - 09:43IAD-LGA
1h 22mdirect
£86United Airlines
Find Deal
ter, 14 out - ter, 21 out
United Airlines Logo
19:29 - 21:01LGA-IAD
1h 32mdirect
United Airlines Logo
22:20 - 23:43IAD-LGA
1h 23mdirect
£93United Airlines
Find Deal
sáb, 27 set - seg, 29 set
American Airlines Logo
17:15 - 18:39LGA-DCA
1h 24mdirect
American Airlines Logo
22:10 - 23:32DCA-LGA
1h 22mdirect
£96American Airlines
Find Deal
qua, 29 out - qua, 5 nov
Delta Logo
21:25 - 22:51LGA-DCA
1h 26mdirect
Delta Logo
09:40 - 10:55DCA-LGA
1h 15mdirect
£101Delta
Find Deal
sex, 17 out - sáb, 18 out
Delta Logo
06:00 - 07:20LGA-DCA
1h 20mdirect
Delta Logo
19:25 - 20:42DCA-LGA
1h 17mdirect
£102Delta
Find Deal
sex, 31 out - seg, 3 nov
Frontier Logo
12:30 - 20:20LGA-IAD
7h 50m1 stop
Frontier Logo
08:40 - 23:27IAD-LGA
14h 47m1 stop
£103Frontier
Find Deal
qua, 29 out - qua, 5 nov
Frontier Logo
20:47 - 09:17LGA-IAD
12h 30m1 stop
Frontier Logo
10:17 - 20:59IAD-LGA
10h 42m1 stop
£106Frontier
Find Deal
sáb, 27 set - seg, 29 set
American Airlines Logo
06:30 - 10:59LGA-DCA
4h 29m1 stop
American Airlines Logo
14:59 - 16:21DCA-LGA
1h 22mdirect
£138American Airlines
Find Deal
sáb, 27 set - seg, 29 set
JetBlue Logo
06:29 - 12:47LGA-DCA
6h 18m1 stop
JetBlue Logo
06:15 - 13:26DCA-LGA
7h 11m1 stop
£163JetBlue
Find Deal
qua, 29 out - sex, 31 out
JetBlue Logo
13:29 - 20:54LGA-DCA
7h 25m1 stop
JetBlue Logo
07:37 - 14:06DCA-LGA
6h 29m1 stop
£183JetBlue
Find Deal
qui, 2 out - seg, 6 out

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

Our best Frontier deals on New York LaGuardia Airport to Washington, D.C. flight tickets
Frontier
29 Oct
LGA12:30New York LaGuardia
7h 50m
1 stop
IAD20:20Washington, D.C. Dulles Intl
5 Nov
IAD08:40Washington, D.C. Dulles Intl
14h 47m
1 stop
LGA23:27New York LaGuardia
£103
Find similar
Frontier
27 Sept
LGA20:47New York LaGuardia
12h 30m
1 stop
IAD09:17Washington, D.C. Dulles Intl
29 Sept
IAD10:17Washington, D.C. Dulles Intl
10h 42m
1 stop
LGA20:59New York LaGuardia
£106
Find similar
Frontier
16 Oct
LGA06:30New York LaGuardia
9h 08m
1 stop
IAD15:38Washington, D.C. Dulles Intl
17 Oct
IAD06:15Washington, D.C. Dulles Intl
10h 14m
1 stop
LGA16:29New York LaGuardia
£118
Find similar

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
14 Oct
LGA06:00New York LaGuardia
1h 32m
IAD07:32Washington, D.C. Dulles Intl
21 Oct
IAD08:21Washington, D.C. Dulles Intl
1h 22m
LGA09:43New York LaGuardia
£86
Find similar
United Airlines
27 Sept
LGA19:29New York LaGuardia
1h 32m
IAD21:01Washington, D.C. Dulles Intl
29 Sept
IAD22:20Washington, D.C. Dulles Intl
1h 23m
LGA23:43New York LaGuardia
£93
Find similar
United Airlines
15 Nov
LGA06:00New York LaGuardia
1h 27m
IAD07:27Washington, D.C. Dulles Intl
15 Nov
IAD22:12Washington, D.C. Dulles Intl
1h 18m
LGA23:30New York LaGuardia
£95
Find similar

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 279,928 searches. Data last updated 16 setembro 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

ter 14/10

06:00-07:32

Nonstop1h 32m

Washington, D.C. Dulles Intl

ter 21/10

08:21-09:43

Nonstop1h 22m

£86

New YorkWashington, D.C.

LGA - IAD

LGAIAD

New York LaGuardia

sáb 27/9

19:29-21:01

Nonstop1h 32m

Washington, D.C. Dulles Intl

seg 29/9

22:20-23:43

Nonstop1h 23m

£93

New YorkWashington, D.C.

LGA - DCA

LGADCA

New York LaGuardia

qua 29/10

17:15-18:39

Nonstop1h 24m

Washington, D.C. Reagan-National

qua 5/11

22:10-23:32

Nonstop1h 22m

£96

New YorkWashington, D.C.

LGA - DCA

LGADCA

New York LaGuardia

sex 17/10

21:25-22:51

Nonstop1h 26m

Washington, D.C. Reagan-National

sáb 18/10

09:40-10:55

Nonstop1h 15m

£101

New YorkWashington, D.C.

LGA - DCA

LGADCA

New York LaGuardia

sex 31/10

06:00-07:20

Nonstop1h 20m

Washington, D.C. Reagan-National

seg 3/11

19:25-20:42

Nonstop1h 17m

£102

New YorkWashington, D.C.

LGA - IAD

LGAIAD

New York LaGuardia

qua 29/10

12:30-20:20

1 stop7h 50m

Washington, D.C. Dulles Intl

qua 5/11

08:40-23:27

1 stop14h 47m

£103

New YorkWashington, D.C.

LGA - IAD

LGAIAD

New York LaGuardia

sáb 27/9

20:47-09:17

1 stop12h 30m

Washington, D.C. Dulles Intl

seg 29/9

10:17-20:59

1 stop10h 42m

£106

New YorkWashington, D.C.

LGA - DCA

LGADCA

New York LaGuardia

sáb 27/9

06:30-10:59

1 stop4h 29m

Washington, D.C. Reagan-National

seg 29/9

14:59-16:21

Nonstop1h 22m

£138

New YorkWashington, D.C.

LGA - DCA

LGADCA

New York LaGuardia

qua 29/10

06:29-12:47

1 stop6h 18m

Washington, D.C. Reagan-National

sex 31/10

06:15-13:26

1 stop7h 11m

£163

New YorkWashington, D.C.

LGA - DCA

LGADCA

New York LaGuardia

qui 2/10

13:29-20:54

1 stop7h 25m

Washington, D.C. Reagan-National

seg 6/10

07:37-14:06

1 stop6h 29m

£183

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 April. Flight prices, which tend to average around £145, are often lower during this time because this is during the off-season. If you don’t want to visit Washington, D.C. in April, then you should wait until July to fly from New York LaGuardia Airport, when ticket prices are also cheap, with an average price of £145.

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

On average, the least expensive day to fly to Washington, D.C. from New York LaGuardia Airport is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as £145. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Monday is the most expensive day to depart from New York LaGuardia Airport because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £294.

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

In the evening is the cheapest time of day to fly from New York LaGuardia Airport to Washington, D.C. when you can find flight prices for as low as £164. Flying to Washington, D.C. in the evening is an ideal time because this is during off-peak travel hours. Flights to Washington, D.C. are more costly at midday, with an average ticket price of £386. Departure times at midday fall within the peak daily travel times, which is why tickets can be more expensive.

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 4 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.

Can stopping save me money on New York LaGuardia Airport to Washington, D.C. flights?

No. A direct flight is the cheapest option for a flight between New York LaGuardia Airport to Washington, D.C..

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

As of September 2025, prices for New York LaGuardia Airport to Washington, D.C. flights are approximately 7% more expensive 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.

Best price found

£164

Fastest flight time

1h 17m

Direct flights

Every day

Airports in Washington, D.C.

2 airports
The best flight deal from New York LaGuardia Airport to Washington, D.C. found on momondo in the last 72 hours is £164
The fastest flight from New York LaGuardia Airport to Washington, D.C. takes 1h 17m
Direct flights go from New York LaGuardia Airport to Washington, D.C. every day.
There are 2 airports near Washington, D.C.: Washington, D.C. Reagan-National (DCA), Washington, D.C. Dulles Intl (IAD)
Search flight deals

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

    New York LaGuardia and Washington, D.C. are 211.6 mi apart from one another. By plane, this route typically takes 1h 17m.

  • 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. refresh daily.

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

    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..

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

    The travel and health documents required for your trip to Washington, D.C. can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C.. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • 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
Laurel
College Park
Essex
Alexandria
Fairfax
Bethesda
Oxon Hill
Gettysburg
Cambridge
Ellicott City
Westminster
Arlington
Woodbridge
Owings Mills
Silver Spring
National Harbor

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?

All flight searches from New York to Washington, D.C. on momondo can be filtered to show those which offer flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from New York to Washington, D.C..

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

If you are simply researching potential flights to Washington, D.C., momondo offers a useful price alert feature which will track prices for flights to Washington, D.C. from New York and alert you when they change.

An easier way to manage your Washington, D.C. trip

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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 22.4 mi from Washington, D.C.
Washington, D.C. Reagan-National Airport
Washington, D.C. Dulles Intl Airport