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 13 hours ago
HK$1,477
Return
found 13 hours ago
Select United flight, departing Sat, 18 Oct from New York to Washington, returning Sun, 19 Oct, priced at HK$1,477 found 13 hours ago
American Airlines
Fri, 17 Oct - Mon, 20 Oct
DFW
Dallas
IAD
Washington
HK$2,552 Return, found 4 days ago
HK$2,552
Return
found 4 days ago
Select American Airlines flight, departing Fri, 17 Oct from Dallas to Washington, returning Mon, 20 Oct, priced at HK$2,552 found 4 days ago
Air Canada
Tue, 18 Nov - Wed, 3 Dec
GVA
Geneva
IAD
Washington
HK$3,998 Return, found 2 days ago
HK$3,998
Return
found 2 days ago
Select Air Canada flight, departing Tue, 18 Nov from Geneva to Washington, returning Wed, 3 Dec, priced at HK$3,998 found 2 days ago
Austrian Airlines
Fri, 14 Nov - Sun, 23 Nov
LHR
London
IAD
Washington
HK$4,465 Return, found 8 hours ago
HK$4,465
Return
found 8 hours ago
Select Austrian Airlines flight, departing Fri, 14 Nov from London to Washington, returning Sun, 23 Nov, priced at HK$4,465 found 8 hours 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
Air Canada, Air China, Air France, All Nippon Airways, American Airlines, Austrian Airlines, British Airways, Cathay Pacific, Delta, Emirates, Ethiopian Airlines, Etihad Airways, Finnair, Iberia, Korean Air, Lufthansa, Qatar Airways, Swiss International Air Lines, Turkish Airlines, United
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 21 hours ago
HK$6,890
Return
found 21 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 21 hours ago
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