Find flights
When to book
FAQs

Cheap flights from Washington, D.C. Dulles Intl Airport to Hong Kong from HK$3,426

IAD — HKG
9 Oct — 16 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Dulles Intl to Hong Kong

Enter your travel dates to find the best prices.

Cheapest flights from Dulles Intl to Hong Kong

Fri 6-1123:35 -
1 stop23h 20m
Mon 9-1113:40 -
1 stop19h 55m
Deal found 6-9HK$6,618
Fri 13-1123:35 -
1 stop23h 20m
Mon 16-1113:40 -
1 stop19h 55m
Deal found 4-9HK$6,673
Wed 16-913:20 -
1 stop34h 40m
Tue 13-1013:35 -
1 stop33h 15m
Deal found 8-9HK$6,916
Mon 2-1123:35 -
1 stop23h 20m
Wed 25-1113:40 -
1 stop19h 55m
Deal found 5-9HK$6,971
Wed 30-913:20 -
1 stop36h 25m
Sun 1-1113:40 -
1 stop19h 55m
Deal found 5-9HK$7,065
Mon 12-1013:20 -
1 stop34h 40m
Mon 2-1113:40 -
1 stop19h 55m
Deal found 8-9HK$7,072
Mon 19-1013:20 -
1 stop34h 40m
Mon 16-1113:40 -
1 stop19h 55m
Deal found 6-9HK$7,080
Wed 16-908:29 -
1 stop32h 46m
Tue 13-1016:30 -
2 stops39h 55m
Deal found 8-9HK$7,088
Tue 15-908:29 -
2 stops26h 16m
Wed 30-910:40 -
2 stops36h 33m
Deal found 4-9HK$7,151
Mon 14-915:45 -
2 stops43h 00m
Mon 21-909:30 -
2 stops42h 48m
Deal found 6-9HK$7,182

Find flight deals from Dulles Intl to Hong Kong

Round-trip from

HK$6,618

One-way from

HK$3,426

Popular in

December

Cheapest in

April

Average price

HK$10,326
AIR PREMIA
  • AIR PREMIA
  • 6-11-9-11
  • 2 total stops
  • 43h 15m total
  • Washington, D.C. to Hong Kong
Search Deals
25-11-31-12
  • 25-11-31-12
  • 2 total stops
  • 40h 00m total
  • Washington, D.C. to Hong Kong
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (HK$4,729 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (HK$2,305 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2026
Search Deals

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

Cheapest return flight

Washington, D.C.Hong Kong

IAD Washington, D.C. Dulles Intl - HKG Hong Kong Intl

IADHKG

Washington, D.C. Dulles Intl

Wed 25-11

23:35-11:55

1 stop23h 20m

Hong Kong Intl

Wed 31-12

00:00-11:00

Nonstop0h 00m

HK$3,670
Fastest return journey

Washington, D.C.Hong Kong

IAD Washington, D.C. Dulles Intl - HKG Hong Kong Intl

IADHKG

Washington, D.C. Dulles Intl

Tue 27-10

07:02-16:45

1 stop21h 43m

Hong Kong Intl

Wed 31-12

00:00-11:00

Nonstop0h 00m

HK$4,830

Washington, D.C.Hong Kong

IAD Washington, D.C. Dulles Intl - HKG Hong Kong Intl

IADHKG

Washington, D.C. Dulles Intl

Wed 28-10

07:02-16:45

1 stop21h 43m

Hong Kong Intl

Wed 31-12

00:00-11:00

Nonstop0h 00m

HK$5,191

Washington, D.C.Hong Kong

IAD Washington, D.C. Dulles Intl - HKG Hong Kong Intl

IADHKG

Washington, D.C. Dulles Intl

Sun 18-10

21:40-07:40

1 stop22h 00m

Hong Kong Intl

Wed 31-12

00:00-11:00

Nonstop0h 00m

HK$5,559

Washington, D.C.Hong Kong

IAD Washington, D.C. Dulles Intl - HKG Hong Kong Intl

IADHKG

Washington, D.C. Dulles Intl

Thu 1-10

07:50-07:00

3 stops59h 10m

Hong Kong Intl

Wed 31-12

00:00-11:00

Nonstop0h 00m

HK$5,716

Washington, D.C.Hong Kong

IAD Washington, D.C. Dulles Intl - HKG Hong Kong Intl

IADHKG

Washington, D.C. Dulles Intl

Fri 4-12

06:00-19:10

1 stop24h 10m

Hong Kong Intl

Wed 31-12

00:00-11:00

Nonstop0h 00m

HK$5,802

Washington, D.C.Hong Kong

IAD Washington, D.C. Dulles Intl - HKG Hong Kong Intl

IADHKG

Washington, D.C. Dulles Intl

Sat 5-12

06:00-19:10

1 stop24h 10m

Hong Kong Intl

Wed 31-12

00:00-11:00

Nonstop0h 00m

HK$5,802

Washington, D.C.Hong Kong

IAD Washington, D.C. Dulles Intl - HKG Hong Kong Intl

IADHKG

Washington, D.C. Dulles Intl

Wed 9-12

13:30-17:05

1 stop38h 35m

Hong Kong Intl

Wed 31-12

00:00-11:00

Nonstop0h 00m

HK$6,500

Washington, D.C.Hong Kong

IAD Washington, D.C. Dulles Intl - HKG Hong Kong Intl

IADHKG

Washington, D.C. Dulles Intl

Mon 15-2

21:20-08:05

1 stop21h 45m

Hong Kong Intl

Thu 18-2

09:45-19:25

1 stop46h 40m

HK$8,076

Washington, D.C.Hong Kong

IAD Washington, D.C. Dulles Intl - HKG Hong Kong Intl

IADHKG

Washington, D.C. Dulles Intl

Mon 2-11

22:20-08:05

1 stop20h 45m

Hong Kong Intl

Fri 27-11

23:15-11:45

1 stop25h 30m

HK$8,233

Flights are sorted by cheapest return flights first.

Deals found on 6-9

Showing 1-10 of 23 resultsSorted by cheapest first
1
2
3

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.
Estimated return price

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 63 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 month to book a flight from Washington, D.C. Dulles Intl Airport to Hong Kong?

Currently, April is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Hong Kong (average of HK$8,696). Flying from Washington, D.C. Dulles Intl Airport to Hong Kong in December is currently the most expensive (average of HK$13,102). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost for a return flight from Washington, D.C. Dulles Intl Airport to Hong Kong?

Airfare is below average for this route at the moment.

Washington, D.C. Dulles Intl Airport to Hong Kong flights typically cost between HK$8,327 and HK$10,664 in November.
The cheapest return price found within the last 5 days was HK$6,618 on AIR PREMIA (6 Nov–9 Nov).

Related info for your journey

  • What airport do you fly into for flights to Hong Kong from Washington, D.C. Dulles Intl?

    Located just 26.0 km from the city centre, Hong Kong Intl is the airport most travellers will use when flying to Hong Kong from Washington, D.C. Dulles Intl. Booking flights from Washington, D.C. Dulles Intl to Hong Kong Intl (HKG) should be relatively easy as there are 0 daily inbound flights from Washington, D.C. Dulles Intl from 0 different airlines.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Hong Kong?

    For as low as HK$8,076, Turkish Airlines can have you in Hong Kong from Washington, D.C. Dulles Intl Airport in 21h 45m. Washington, D.C. Dulles Intl Airport and Hong Kong are separated by a distance of 13092 km.

  • Can I find deals for flights from Dulles Intl to Hong Kong that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Hong Kong flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Hong Kong?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Hong Kong.

  • Can I find deals for business class flights from Dulles Intl to Hong Kong?

    Yes. Cheapflights offers flight deals from Dulles Intl to Hong Kong by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Hong Kong?

    Currently, April is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Hong Kong (average of HK$8,696). Flying from Washington, D.C. Dulles Intl Airport to Hong Kong in December is currently the most expensive (average of HK$13,102). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Fly with Cheapflights

How does Cheapflights help users find flights from Dulles Intl to Hong Kong?

Cheapflights helps you search for flights from Dulles Intl to Hong Kong via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Dulles Intl to Hong Kong?

Cheapflights simply makes it quick and affordable to book flights from Dulles Intl to Hong Kong by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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.

Can Cheapflights notify me if prices for flights from Dulles Intl to Hong Kong become cheaper?

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book With Flexibility

Our users can plan ahead with confidence and find flights with no change fees.

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.