Cheap flights from Washington, D.C. Dulles Intl Airport to Hong Kong from HK$3,507
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 23-9. Fares are subject to change and may not be available on all flights or dates of travel.
Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Hong Kong Intl are usually found in November or October, booked 84 days in advance, depart on a Tuesday or Monday and return on a Sunday
Cheap flight deals from Dulles Intl to Hong Kong
Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Hong Kong (HKG). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 18 September 2025.
Round-trip from | HK$6,315 |
---|---|
One-way from | HK$3,507 |
Popular in | December |
Cheapest in | November |
Average price | HK$8,166 |
Find flight deals from Dulles Intl to Hong Kong
Cheapest flights from Dulles Intl to Hong KongExplore the most affordable flight options available from Dulles Intl to Hong Kong. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2025.
Explore the most affordable flight options available from Dulles Intl to Hong Kong. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2025.
Cheapflights Fare Finder
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Hong Kong that are best for you.
Fly from
Fly to
Route
Departure
Return
Price
Washington, D.C.Hong Kong
IAD - HKG
IADHKG
Washington, D.C. Dulles Intl
Wed 8-10
22:14-05:40
1 stop43h 26m
Hong Kong Intl
Tue 21-10
09:15-05:38
1 stop32h 23m
Washington, D.C.Hong Kong
IAD - HKG
IADHKG
Washington, D.C. Dulles Intl
Sun 19-10
22:14-16:45
1 stop30h 31m
Hong Kong Intl
Wed 24-12
11:25-18:45
1 stop20h 20m
Washington, D.C.Hong Kong
IAD - HKG
IADHKG
Washington, D.C. Dulles Intl
Tue 21-10
07:00-16:45
1 stop21h 45m
Hong Kong Intl
Thu 25-12
22:30-06:47
1 stop21h 17m
Washington, D.C.Hong Kong
IAD - HKG
IADHKG
Washington, D.C. Dulles Intl
Wed 3-12
06:30-19:20
1 stop23h 50m
Hong Kong Intl
Thu 25-12
11:25-18:45
1 stop20h 20m
Washington, D.C.Hong Kong
IAD - HKG
IADHKG
Washington, D.C. Dulles Intl
Thu 4-12
06:45-19:15
1 stop23h 30m
Hong Kong Intl
Thu 25-12
22:30-05:22
1 stop19h 52m
Washington, D.C.Hong Kong
IAD - HKG
IADHKG
Washington, D.C. Dulles Intl
Mon 13-10
22:14-16:45
1 stop30h 31m
Hong Kong Intl
Wed 26-11
10:00-20:57
2 stops23h 57m
Washington, D.C.Hong Kong
IAD - HKG
IADHKG
Washington, D.C. Dulles Intl
Mon 10-11
11:50-16:50
1 stop40h 00m
Hong Kong Intl
Wed 18-2
00:55-09:50
1 stop21h 55m
Washington, D.C.Hong Kong
IAD - HKG
IADHKG
Washington, D.C. Dulles Intl
Fri 28-11
21:15-08:20
1 stop22h 05m
Hong Kong Intl
Fri 26-12
23:20-11:45
1 stop25h 25m
Washington, D.C.Hong Kong
IAD - HKG
IADHKG
Washington, D.C. Dulles Intl
Tue 28-10
10:11-23:10
2 stops24h 59m
Hong Kong Intl
Sun 30-11
00:55-09:50
1 stop21h 55m
Washington, D.C.Hong Kong
IAD - HKG
IADHKG
Washington, D.C. Dulles Intl
Tue 18-11
07:01-23:10
2 stops27h 09m
Hong Kong Intl
Mon 12-1
00:55-09:50
1 stop21h 55m
Best time to book a flight from Dulles Intl to Hong Kong
Have a flexible travel schedule? Discover the best time to fly to Hong Kong from Dulles Intl with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to Hong Kong
How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to Hong Kong?
To ensure you get the cheapest price possible for a flight from Washington, D.C. Dulles Intl Airport to Hong Kong, you should look to book at least 84 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest time of day to fly from IAD to HKG?
One of the essential ways to save on airfare from Washington, D.C. Dulles Intl Airport to Hong Kong is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at midday could potentially save you up to 12% on airfare.
Related info for your journey
Find useful and relevant information for your journey from Dulles Intl to Hong Kong. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Can Cheapflights find flights from Dulles Intl to Hong Kong with no change fees?
Users can book flights with no change fees policies with our dedicated filters. Book flights from Dulles Intl to Hong Kong flexibly with Cheapflights today.
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Not ready to book yet? You can track prices for flights from Dulles Intl to Hong Kong on Cheapflights with our Price Alert feature and get notified when better prices are available.