Cheap Flights to Washington Dulles Intl. from HK$465

View HK$465 flight on Tue, 26 Aug 2025Opens in a new window

Popular airlines to Washington Dulles Intl. Airport (IAD)

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Cheap round-trip flights to Washington Dulles Intl.

Prices were available within the past 7 days and start at HK$465 for one-way flights and HK$1,479 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, 28 Aug - Sun, 31 Aug
ATL
Atlanta
IAD
Washington
HK$1,479 Return, found 13 hours ago
HK$1,479
Return
found 13 hours ago
Select Delta flight, departing Thu, 28 Aug from Atlanta to Washington, returning Sun, 31 Aug, priced at HK$1,479 found 13 hours ago
United
Thu, 28 Aug - Sun, 31 Aug
ATL
Atlanta
IAD
Washington
HK$1,855 Return, found 13 hours ago
HK$1,855
Return
found 13 hours ago
Select United flight, departing Thu, 28 Aug from Atlanta to Washington, returning Sun, 31 Aug, priced at HK$1,855 found 13 hours ago
Porter Airlines
Thu, 28 Aug - Sun, 31 Aug
YTZ
Toronto
IAD
Washington
HK$1,926 Return, found 3 days ago
HK$1,926
Return
found 3 days ago
Select Porter Airlines flight, departing Thu, 28 Aug from Toronto to Washington, returning Sun, 31 Aug, priced at HK$1,926 found 3 days ago
American Airlines
Tue, 18 Nov - Sat, 6 Dec
SAN
San Diego
IAD
Washington
HK$2,493 Return, found 9 hours ago
HK$2,493
Return
found 9 hours ago
Select American Airlines flight, departing Tue, 18 Nov from San Diego to Washington, returning Sat, 6 Dec, priced at HK$2,493 found 9 hours ago
Air Canada
Thu, 18 Sep - Thu, 25 Sep
YTZ
Toronto
IAD
Washington
HK$3,755 Return, found 1 hour ago
HK$3,755
Return
found 1 hour ago
Select Air Canada flight, departing Thu, 18 Sep from Toronto to Washington, returning Thu, 25 Sep, priced at HK$3,755 found 1 hour ago

Find the cheapest month to fly from Columbus (CMH) to Washington (IAD)

September is typically the cheapest month to fly

From HK$861 - HK$5,512 per traveller.

Graph displaying average flight prices per month

Flights to Washington Dulles Intl. information
Destination airport
Washington Dulles Intl.
Destination airport IATA code
IAD
Destination city name
Washington
Airlines serving
Air Canada, Air France, All Nippon Airways, American Airlines, Asiana Airlines, Austrian Airlines, British Airways, Cathay Pacific, Delta, Emirates, Ethiopian Airlines, Etihad Airways, Japan Airlines, Korean Air, Lufthansa, Qatar Airways, Saudia, Swiss International Air Lines, Turkish Airlines, United
Return price
HK$1,479
Popular airline
United

Trending flights to Washington Dulles Intl.

Prices were available within the past 7 days and start at HK$465 for one-way flights and HK$1,479 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, 23 Sep - Wed, 24 Sep
HKG
Hong Kong SAR
IAD
Washington
HK$6,789 Return, found 5 days ago
HK$6,789
Return
found 5 days ago
Select United flight, departing Tue, 23 Sep from Hong Kong SAR to Washington, returning Wed, 24 Sep, priced at HK$6,789 found 5 days ago
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