Cheap Flights to Washington Dulles Intl. from HK$691

View HK$691 flight on Thu, 8 Jan 2026Opens 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$691 for one-way flights and HK$1,435 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, 1 Nov - Sun, 2 Nov
EWR
New York
IAD
Washington
HK$1,435 Return, found 4 days ago
HK$1,435
Return
found 4 days ago
Select Delta flight, departing Sat, 1 Nov from New York to Washington, returning Sun, 2 Nov, priced at HK$1,435 found 4 days ago
United
Sat, 18 Oct - Sun, 19 Oct
EWR
New York
IAD
Washington
HK$1,477 Return, found 9 hours ago
HK$1,477
Return
found 9 hours ago
Select United flight, departing Sat, 18 Oct from New York to Washington, returning Sun, 19 Oct, priced at HK$1,477 found 9 hours ago
Air Canada
Thu, 13 Nov - Thu, 27 Nov
YYZ
Toronto
IAD
Washington
HK$1,862 Return, found 3 days ago
HK$1,862
Return
found 3 days ago
Select Air Canada flight, departing Thu, 13 Nov from Toronto to Washington, returning Thu, 27 Nov, priced at HK$1,862 found 3 days ago
Porter Airlines
Thu, 13 Nov - Thu, 27 Nov
YTZ
Toronto
IAD
Washington
HK$1,906 Return, found 3 days ago
HK$1,906
Return
found 3 days ago
Select Porter Airlines flight, departing Thu, 13 Nov from Toronto to Washington, returning Thu, 27 Nov, priced at HK$1,906 found 3 days ago
American Airlines
Mon, 24 Nov - Tue, 2 Dec
MGM
Montgomery
IAD
Washington
HK$3,675 Return, found 1 day ago
HK$3,675
Return
found 1 day ago
Select American Airlines flight, departing Mon, 24 Nov from Montgomery to Washington, returning Tue, 2 Dec, priced at HK$3,675 found 1 day ago

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

August is typically the cheapest month to fly

From HK$849 - HK$3,598 per traveller.
Flights to Washington Dulles Intl. information
Destination airport
Washington Dulles Intl.
Destination airport IATA code
IAD
Destination city name
Washington
Airlines serving
Aer Lingus, Air Canada, Air France, All Nippon Airways, American Airlines, Austrian Airlines, British Airways, Delta, Emirates, Ethiopian Airlines, Etihad Airways, Korean Air, Lufthansa, Qatar Airways, Royal Air Maroc, Scandinavian Airlines, Swiss International Air Lines, Turkish Airlines, United, Virgin Atlantic
Return price
HK$2,476
Popular airline
United

Trending flights to Washington Dulles Intl.

Prices were available within the past 7 days and start at HK$691 for one-way flights and HK$1,435 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

China Airlines
Mon, 27 Oct - Mon, 10 Nov
HKG
Hong Kong SAR
IAD
Washington
HK$6,890 Return, found 18 hours ago
HK$6,890
Return
found 18 hours ago
Select China Airlines flight, departing Mon, 27 Oct from Hong Kong SAR to Washington, returning Mon, 10 Nov, priced at HK$6,890 found 18 hours ago
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