Cheap flights from New York LaGuardia Airport to Washington, D.C. from $82
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 10/28. 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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Not ready to book? to track prices.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
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
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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
New YorkWashington, D.C.
LGA New York LaGuardia - IAD Washington, D.C. Dulles Intl
LGAIAD
New York LaGuardia
Tue 11/10
6:30 am-5:12 pm
1 stop10h 42m
Washington, D.C. Dulles Intl
Wed 11/11
7:48 am-7:35 pm
1 stop11h 47m
New YorkWashington, D.C.
LGA New York LaGuardia - IAD Washington, D.C. Dulles Intl
LGAIAD
New York LaGuardia
Sat 11/7
9:29 am-5:12 pm
1 stop7h 43m
Washington, D.C. Dulles Intl
Mon 11/9
9:06 pm-8:34 am
1 stop11h 28m
New YorkWashington, D.C.
LGA New York LaGuardia - IAD Washington, D.C. Dulles Intl
LGAIAD
New York LaGuardia
Sat 11/14
6:30 am-5:12 pm
1 stop10h 42m
Washington, D.C. Dulles Intl
Tue 11/17
7:48 am-7:35 pm
1 stop11h 47m
New YorkWashington, D.C.
LGA New York LaGuardia - IAD Washington, D.C. Dulles Intl
LGAIAD
New York LaGuardia
Sat 11/14
9:29 am-5:12 pm
1 stop7h 43m
Washington, D.C. Dulles Intl
Tue 11/17
6:07 pm-7:35 pm
1 stop25h 28m
New YorkWashington, D.C.
LGA New York LaGuardia - IAD Washington, D.C. Dulles Intl
LGAIAD
New York LaGuardia
Tue 11/10
5:30 pm-11:43 pm
1 stop6h 13m
Washington, D.C. Dulles Intl
Sat 11/14
9:06 pm-8:34 am
1 stop11h 28m
New YorkWashington, D.C.
LGA New York LaGuardia - IAD Washington, D.C. Dulles Intl
LGAIAD
New York LaGuardia
Wed 11/11
5:30 pm-11:43 pm
1 stop6h 13m
Washington, D.C. Dulles Intl
Fri 11/13
7:32 am-7:35 pm
1 stop12h 03m
New YorkWashington, D.C.
LGA New York LaGuardia - IAD Washington, D.C. Dulles Intl
LGAIAD
New York LaGuardia
Sat 11/14
6:30 am-5:12 pm
1 stop10h 42m
Washington, D.C. Dulles Intl
Wed 11/18
7:48 am-7:35 pm
1 stop11h 47m
New YorkWashington, D.C.
LGA New York LaGuardia - IAD Washington, D.C. Dulles Intl
LGAIAD
New York LaGuardia
Tue 10/27
6:30 am-5:12 pm
1 stop10h 42m
Washington, D.C. Dulles Intl
Wed 10/28
8:05 am-4:01 pm
1 stop7h 56m
New YorkWashington, D.C.
LGA New York LaGuardia - IAD Washington, D.C. Dulles Intl
LGAIAD
New York LaGuardia
Thu 12/3
6:00 am-7:21 am
Nonstop1h 21m
Washington, D.C. Dulles Intl
Sat 12/5
5:15 pm-6:44 pm
Nonstop1h 29m
New YorkWashington, D.C.
LGA New York LaGuardia - IAD Washington, D.C. Dulles Intl
LGAIAD
New York LaGuardia
Thu 12/10
6:00 am-7:21 am
Nonstop1h 21m
Washington, D.C. Dulles Intl
Sun 12/13
8:15 am-9:43 am
Nonstop1h 28m
See travel insights to Washington, D.C. from
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
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 $296 to $357.The lowest price recently found on this route was $155.
What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?
In general, November 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 $263. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of November, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $275.
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 $453. 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 $555.
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 $451 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 $663 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 October 2026, prices for New York LaGuardia Airport to Washington, D.C. Dulles Intl Airport flights are approximately 50% more expensive when compared to flights at the same time last year.
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 6 per day as of October 2026. The most frequent departure time is 6:00AM, with 73% of daily flights leaving at noon.
How many flights depart from New York LaGuardia Airport to Washington, D.C. Dulles Intl Airport on average per week?
As of October 2026, 48 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 15% of weekly flights taking off on this day.
When to book flights from New York LaGuardia Airport to Washington, D.C. Dulles Intl Airport
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
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 21m 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 October 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 Airbus A320-100/200, making up 10.24% of the total bookings. Other popular models include Embraer 175 (Enhanced Winglets) with 8.84%, Boeing 737 MAX 9 with 7.10%, and Airbus A321neo with 6.85%.
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 | ||
|---|---|---|---|---|---|
| PriceFrom $129 | Free Cancellation | Rating 7.4 10,302 reviews |
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 $129 round-trip. Over the 27 United Airlines flights for this route in a normal week, average airfare is usually $324 round-trip - but some users have found much cheaper deals with momondo.
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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.