$36 Cheap flights to Washington, D.C. Dulles Intl Airport
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Washington, D.C. Dulles Intl Airport departing on 11/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from the United States to Washington, D.C. Dulles Intl Airport
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Recent direct flight deals from the United States to Washington, D.C. Dulles Intl Airport
See travel insights to Washington, D.C. Dulles Intl Airport from
Flights to Washington, D.C. Dulles Intl Airport - Travel Insights & Trends
Get data-powered insights and trends for flights to Washington, D.C. Dulles Intl Airport to help you craft the best travel plan.
What cabin class options are available on United States to Washington, D.C. Dulles Intl flights?
There are 4 cabin classes available to choose from on United States 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.
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 United States to Washington, D.C. Dulles Intl Airport for around $608.
What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?
In general, April is the cheapest month to fly from United States 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 $185. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of April, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $189.
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 United States in the morning is the least expensive time of day to depart. momondo users have found prices as low as $482 when looking at flights departing in the morning. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $659 on average. Flights to Washington, D.C. Dulles Intl Airport from United States at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.
What is the cheapest airline that flies from United States to Washington, D.C. Dulles Intl?
Frontier is the most popular carrier operating from United States to Washington, D.C. Dulles Intl
What airlines fly to Washington, D.C. Dulles Intl Airport?
United Airlines, Alaska Airlines and Delta are the top three most popular airlines that fly to Washington, D.C. Dulles Intl Airport from United States according to our data. United Airlines is the first choice among our users, with 64% of people opting to fly with this airline when traveling to Washington, D.C. Dulles Intl Airport. Keep in mind that there are 10 different airlines that fly to Washington, D.C. Dulles Intl Airport on a routine basis, so you have a few additional options to choose from.
How long does it take to fly to Washington, D.C. Dulles Intl Airport?
Flight times from United States to Washington, D.C. Dulles Intl Airport vary, but if you’re flying out of Los Angeles and flying into Washington, D.C. Dulles Intl (one of the most popular routes), then the duration is 4h 33m on average. Another popular route from United States to Washington, D.C. Dulles Intl Airport is flying from Miami to Washington, D.C. Dulles Intl, which will take roughly 2h 34m. Keep in mind that layovers or delays could extend your travel time.
How many flights depart from United States to Washington, D.C. Dulles Intl Airport on average per day?
As of July 2025, there are 194 flights per day flying from United States to Washington, D.C. Dulles Intl Airport. The most common time of day flights depart is 8:00AM, with 40% of flights taking off at noon.
Cheapest flights to Washington, D.C. Dulles Intl
Find the cheapest flights to Washington, D.C. Dulles Intl from your nearest city or airport
| CHEAPEST MONTH TO FLY TO WASHINGTON, D.C. DULLES INTL AIRPORT FROM LOS ANGELES | May | 16% cheaper | Flying from Los Angeles to Washington, D.C. Dulles Intl Airport costs on average just $327 in May |
| MOST EXPENSIVE MONTH TO FLY TO WASHINGTON, D.C. DULLES INTL AIRPORT FROM LOS ANGELES | December | 31% more expensive | It costs about $506 for flights to Washington, D.C. Dulles Intl Airport from Los Angeles in December |
| MOST POPULAR MONTH TO FLY TO WASHINGTON, D.C. DULLES INTL AIRPORT FROM LOS ANGELES | July | 195% more users visited | More momondo users searched in flights to Washington, D.C. Dulles Intl Airport from Los Angeles in July than any other month |
Cheap Washington, D.C. Dulles Intl Airport flight deals and tips
Summary info about Washington, D.C. Dulles Intl Airport flight prices, duration and airlines
Best One-Way Price | $36 |
|---|---|
Best Round-Trip Price | $77 |
Fastest flight time | 1h 49m |
Popular in | October |
Frequently asked questions about flying to Washington, D.C. Dulles Intl Airport
What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?
In general, when booking your flight to Washington, D.C. Dulles Intl Airport, April is the cheapest month on average.
How far in advance should I book a flight to Washington, D.C. Dulles Intl Airport?
In general, most flyers find the cheapest time to book a flight to Washington, D.C. Dulles Intl Airport is about 46 days prior.
What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?
From most locations, the cheapest flights to Washington, D.C. Dulles Intl Airport are found on a Friday. Booking a Sunday departure is usually the most expensive.
What is the cheapest time of day to fly to Washington, D.C. Dulles Intl Airport?
In general, when looking for the cheapest flight to Washington, D.C. Dulles Intl Airport, our data indicates that Morning flights are the most cost-effective. Noon flights tend to be the most expensive.
Is there an alternative airport near Washington, D.C. Dulles Intl Airport?
Those flying to Washington, D.C. Dulles Intl Airport could potentially find better pricing at Washington, D.C. Reagan-National Airport (4 mi from Washington, D.C. city center) or Baltimore/Washington Airport (27 mi from Washington, D.C. city center) depending on the month and departure airport.
Is there a cheaper alternative to flying into Washington, D.C.?
With an average price of $398 per person, Baltimore/Washington Airport is the cheapest airport to fly into when planning your trip to Washington, D.C.. This price can fluctuate based on where you are flying from. momondo’s Airport-to-Airport Pricing Tool can help users find the best prices.
What is the absolute cheapest flight to Washington, D.C.?
The best price found on momondo to Washington, D.C. was $84/pp from Detroit, which is 80% cheaper than the average flight price to Washington, D.C.. To find the cheapest price to Washington, D.C. from your area, use momondo’s Airport-to-Airport Pricing Tool.
What airlines fly to Washington, D.C. Dulles Intl Airport?
You can find flights to Washington, D.C. Dulles Intl Airport from 13 airlines. If you’re unsure which to fly with, consider booking your flight with United Airlines, Delta or Frontier as these are the most popular among our users. United Airlines is the most favored with 71% of momondo travelers booking flights with this airline.
When did momondo last update prices for flights to Washington, D.C. Dulles Intl Airport?
Prices for flights to Washington, D.C. Dulles Intl Airport are updated daily.
How many operators does momondo search for flights to Washington, D.C. Dulles Intl Airport?
As of July 2025, there are 58 operators available to choose from for flights to Washington, D.C. Dulles Intl Airport.
How old do you have to be to fly 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 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.
Traveling to a place near Washington, D.C. Dulles Intl Airport?
Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal 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 for you.
Can I find flights to Washington, D.C. with flexible booking policies on momondo?
All flight searches to Washington, D.C. on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights to Washington, D.C.?
momondo provides multiple filters to help you find the best flight to Washington, D.C.. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight 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. and alert you when they change.