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Home Flights North America USA Washington Cheap flights to Washington Dulles Intl

Flights to Dulles Intl in 2021

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
Popular inJuneHigh demand for flights, 8% potential price rise
Cheapest inAugustBest time to find cheap flights, 3% potential price drop
Average price$237Average for round-trip flights in September 2021
Round-trip from$69From Las Vegas McCarran to Washington Dulles Intl
One-way from$10One-way flight from Las Vegas McCarran (LAS) to Washington Dulles Intl (IAD)

Cheap flights to Washington Dulles Intl Airport in September, October 2021

The best prices found for IAD flights for September, October
23 Oct - 28 Oct
$151pp
LAS
Las Vegas McCarran
Multiple Airlines
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Multiple Airlines
   
2 STOPS
LAS
Las Vegas McCarran
6 Oct - 10 Oct
$178pp
LAS
Las Vegas McCarran
Frontier
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Frontier
 
1 STOP
LAS
Las Vegas McCarran
23 Oct - 26 Oct
$182pp
LAS
Las Vegas McCarran
Multiple Airlines
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Multiple Airlines
     
3 STOPS
LAS
Las Vegas McCarran

Washington Dulles Intl Airport 2021 flight deals

Cheap flights to Washington Dulles Intl Airport found for this year
4 Dec - 7 Dec
$128pp
LAS
Las Vegas McCarran
Frontier
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Frontier
 
1 STOP
LAS
Las Vegas McCarran
4 Dec - 7 Dec
$149pp
LAS
Las Vegas McCarran
Multiple Airlines
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Multiple Airlines
   
2 STOPS
LAS
Las Vegas McCarran
23 Oct - 28 Oct
$151pp
LAS
Las Vegas McCarran
Multiple Airlines
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Multiple Airlines
   
2 STOPS
LAS
Las Vegas McCarran

Last minute flights to Washington Dulles Intl Airport

Late deals on round-trip flights to Washington Dulles Intl Airport, departing today and this week
2 Oct - 5 Oct
$249pp
LAS
Las Vegas McCarran
Multiple Airlines
   
2 STOPS
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Alaska Airlines
 
1 STOP
LAS
Las Vegas McCarran
1 Oct - 5 Oct
$264pp
LAS
Las Vegas McCarran
Multiple Airlines
   
2 STOPS
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Alaska Airlines
 
1 STOP
LAS
Las Vegas McCarran
1 Oct - 3 Oct
$313pp
LAS
Las Vegas McCarran
Multiple Airlines
   
2 STOPS
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Multiple Airlines
 
1 STOP
LAS
Las Vegas McCarran

COVID Restrictions

View COVID Travel Restrictions for Dulles Intl

Can I fly to Washington Dulles Intl from USA right now?

Information is based on travel restrictions for travel to Washington Dulles Intl within the United States

Most visitors from USA need to provide a negative COVID-19 test result and/or quarantine to enter Washington Dulles Intl.

COVID-19 testing requirements
Visitors from USA must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Washington Dulles Intl.

Quarantine requirements
Visitors from USA are not required to quarantine after entering Washington Dulles Intl.

Can I fly back to USA from Washington Dulles Intl?

Returning to USA from Washington Dulles Intl

COVID-19 testing requirements
Visitors from Washington Dulles Intl must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to USA.

Quarantine requirements
Visitors from Washington Dulles Intl are not required to quarantine after entering USA.

Hide COVID Travel Restrictions for Dulles Intl

Cheapest Prices for Dulles Intl flights by month

The cheapest ticket to Dulles Intl found for each month in 2021 based on historical flight searches by Cheapflights users.
January
$257
February
$257
March
$279
April
$289
May
$280
June
$303
July
$317
August
$276
September
$271
October
$282
November
$275
December
$293
Currently, February is the cheapest month in which you can book a flight to Washington Dulles Intl (IAD). Flying to Washington Dulles Intl (IAD) in July will prove the most costly. There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

When is the best time to fly to Dulles Intl Airport?

Average Washington flight ticket prices and weather conditions for 2021 and 2022 by month.
LAS - WAS
Price
$189 - $307
WAS
Temperature
48.2 - 89.6 °F
WAS
Precipitation
2.36 - 4.21 inches
Whilst there are several times of the year to choose from, April is seen as the time to fly to Washington Dulles Intl, however, it is possible to get good deals throughout the year. July sees the temperatures in Washington Dulles Intl peak to their warmest. June tends, on average, to see the most amount of rainfall.

When is the best time to book a flight to Dulles Intl?

Booking 43 days in advance of your planned departure date is, on average, the best time to get cheap flights to Dulles Intl. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Which day is cheapest to fly to Dulles Intl?

Thursday is currently, on average, the cheapest day to fly to Dulles Intl. Flying on Sunday will result in higher flight prices.

What time of day is cheapest to fly to IAD airport?

At the moment, flights in the afternoon are likely to offer the best value for money for your Dulles Intl trip. A flight at noon will more often than not be of higher cost.

Washington Dulles International Airport (IAD) handles close to 24 million passengers each year. This architecturally beautiful airport is situated 26 miles (42km) from downtown Washington DC and serves a metropolitan area that includes Washington, Baltimore and Northern Virginia.

Washington Dulles International Airport was named after John Foster Dulles who was a former US Secretary of State. The airport is well-connected to Washington and Virginia, and is also connected to more than 125 destinations around the world, making it a popular gateway to the eastern United States.

The airport has a range of shopping options including book shops, fashion, jewelry, gifts, gadgets and music. The duty-free shops at the Washington Dulles International Airport are well-stocked and the amenities are top-class.

The airport serves as a hub for United Airlines, however passengers can book flights to Washington Dulles International Airport on most major international and domestic airlines.

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How popular are flights to Washington Dulles Intl (IAD) this year?

Searches for flights to Washington Dulles Intl Airport have seen a decrease of 48% this year.

Alternative, similarly priced destinations

See alternative destinations where airfare is generally forecast to be close to Dulles Intl flight prices.

Find the best prices for you!

Cheap tickets to Dulles Intl found by our users in USA as recently as September 23, 2021.
Other local departures to Dulles Intl (IAD) from United States

Cheapest flights to USA

Not set on Dulles Intl? See the cheapest flights to United States. Airfare prices updated on September 23, 2021.
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