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Cheap Flights to Washington Dulles Intl

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

Flights to Washington 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 inJanuaryHigh demand for flights, 21% potential price rise
Cheapest inMayBest time to find cheap flights, 4% potential price drop
Average price$1,294Average for round-trip flights in June 2021
Round-trip from$1,484From Sydney Kingsford Smith to Washington Dulles Intl
One-way from$13One-way flight from Sydney to Washington

Washington Dulles Intl Airport 2021 flight deals

Cheap flights to Washington Dulles Intl Airport found for this year
18 Sep - 1 Nov
$2,133pp
SYD
Sydney Kingsford Smith
Multiple airlines
   
2 STOPS
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Multiple Airlines
   
2 STOPS
SYD
Sydney Kingsford Smith
4 Aug - 1 Nov
$2,252pp
SYD
Sydney Kingsford Smith
Qatar Airways
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Qatar Airways
 
1 STOP
SYD
Sydney Kingsford Smith
4 Aug - 1 Nov
$2,358pp
SYD
Sydney Kingsford Smith
Qatar Airways
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Qatar Airways
 
1 STOP
SYD
Sydney Kingsford Smith

Cheapest prices for Washington Dulles Intl flights by month

The cheapest ticket to Washington Dulles Intl found for each month in 2021 based on historical flight searches by Cheapflights users.
January
$1,262
February
$1,279
March
$1,195
April
$1,495
May
$1,305
June
$1,376
July
$1,321
August
$1,310
September
$1,268
October
$1,301
November
$1,213
December
$1,522
Currently, the cheapest month for flights to Washington Dulles Intl is March. The most expensive month for flights is December. The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.

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

Average Washington flight ticket prices and weather conditions for 2021 and 2022 by month.
SYD - WAS
Price
$1,195 - $2,446
WAS
Temperature
9 - 32 °C
WAS
Rainfall
60 - 107 mm
The best time to fly to Washington Dulles Intl is during March, but great deals can be found at other times. If weather is an important factor for you when considering when to fly to Washington Dulles Intl, the warmest period tends to be July, with the wettest being June.

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

The best time to book flights to Washington Dulles Intl is 29 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Which day is cheapest to fly to Washington Dulles Intl?

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

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

To get the best value, try booking a flight in the evening when visiting Washington Dulles Intl. Generally the prices will increase for flights in the afternoon as these tend to have higher demand.

Alternative, similarly priced destinations

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

Cheapest flights to USA

Not set on Washington Dulles Intl? See the cheapest flights to Australia. Airfare prices updated on June 24, 2021.
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