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$392+ Cheap flights from Dulles Intl (IAD) to Hong Kong (HKG)

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 8/27. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — HKG
Aug 22 — Aug 291
Sat 8/22
Sat 8/29
1 adult, Economy
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Cheap flight deals from Dulles Intl to Hong Kong

Cheapest flights from Dulles Intl to Hong Kong
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 July 23, 2026.

This FlightHub deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/218:29 am
IAD
-
HKG
1 stop32h 46m
Air Canada
Tue 10/612:45 am
HKG
-
IAD
2 stops54h 15m
Air Canada
Deal found 7/20$812
This FlightHub deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/218:29 am
IAD
-
HKG
1 stop32h 46m
Multiple Airlines
Tue 10/61:20 pm
HKG
-
IAD
2 stops62h 05m
Multiple Airlines
Deal found 7/20$816
This FlightHub deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/218:29 am
IAD
-
HKG
1 stop32h 46m
Air Canada
Tue 10/69:30 am
HKG
-
IAD
2 stops41h 30m
Air Canada
Deal found 7/20$817
This Justfly.com deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/173:45 pm
IAD
-
HKG
2 stops43h 00m
Air Canada
Mon 9/219:30 am
HKG
-
IAD
2 stops41h 30m
Air Canada
Deal found 7/21$827
This FlightHub deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/39:55 am
IAD
-
HKG
2 stops38h 20m
Multiple Airlines
Tue 11/1710:30 am
HKG
-
IAD
2 stops42h 56m
Multiple Airlines
Deal found 7/20$832
This Orbitz deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/99:45 am
IAD
-
HKG
2 stops24h 50m
Air Canada
Tue 12/810:00 am
HKG
-
IAD
2 stops23h 23m
Air Canada
Deal found 7/20$833
This Air Canada deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/99:45 am
IAD
-
HKG
2 stops24h 50m
Air Canada
Tue 9/159:30 am
HKG
-
IAD
2 stops41h 30m
Air Canada
Deal found 7/21$834
This FlightHub deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/218:29 am
IAD
-
HKG
1 stop32h 46m
Air Canada
Mon 10/59:45 am
HKG
-
IAD
2 stops33h 58m
Air Canada
Deal found 7/20$842
This FlightHub deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/285:37 pm
IAD
-
HKG
2 stops47h 33m
Multiple Airlines
Tue 11/179:05 am
HKG
-
IAD
2 stops24h 18m
Multiple Airlines
Deal found 7/23$848
This Air Canada deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/83:45 pm
IAD
-
HKG
2 stops25h 30m
Air Canada
Mon 9/149:30 am
HKG
-
IAD
2 stops42h 48m
Air Canada
Deal found 7/20$852

Find 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 July 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$812
(FlightHub)

One-way from

$392
(Orbitz)

Popular in

December

Cheapest in

November

Average price

$1,319
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Hong Kong Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Hong Kong Intl flights.
Search Deals
From Washington, D.C. Dulles Intl to Hong Kong Intl
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Hong Kong Intl
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($26 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($39 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Hong Kong that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 23, 2026.
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

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Hong Kong

IAD - HKG

IADHKG

Washington, D.C. Dulles Intl

Thu 11/12

1:30 pm-5:05 pm

1 stop38h 35m

Hong Kong Intl

Wed 12/2

11:15 pm-11:45 am

1 stop25h 30m

$950

Washington, D.C.Hong Kong

IAD - HKG

IADHKG

Washington, D.C. Dulles Intl

Sat 9/12

9:45 pm-7:25 am

1 stop21h 40m

Hong Kong Intl

Fri 9/18

8:55 am-11:35 am

1 stop38h 40m

$950
Quickest round-trip

Washington, D.C.Hong Kong

IAD - HKG

IADHKG

Washington, D.C. Dulles Intl

Mon 11/16

9:20 pm-8:05 am

1 stop21h 45m

Hong Kong Intl

Thu 11/19

11:15 pm-7:25 pm

1 stop33h 10m

$974

Washington, D.C.Hong Kong

IAD - HKG

IADHKG

Washington, D.C. Dulles Intl

Mon 11/23

9:20 pm-8:05 am

1 stop21h 45m

Hong Kong Intl

Wed 12/16

11:15 pm-7:25 pm

1 stop33h 10m

$1,000

Washington, D.C.Hong Kong

IAD - HKG

IADHKG

Washington, D.C. Dulles Intl

Wed 11/18

1:30 pm-5:05 pm

1 stop38h 35m

Hong Kong Intl

Wed 12/16

9:45 am-11:45 am

1 stop39h 00m

$1,000

Washington, D.C.Hong Kong

IAD - HKG

IADHKG

Washington, D.C. Dulles Intl

Mon 11/16

9:20 pm-5:05 pm

1 stop30h 45m

Hong Kong Intl

Tue 12/15

9:45 am-11:45 am

1 stop39h 00m

$1,000

Washington, D.C.Hong Kong

IAD - HKG

IADHKG

Washington, D.C. Dulles Intl

Wed 8/19

1:20 pm-7:25 am

1 stop30h 05m

Hong Kong Intl

Fri 9/4

8:55 am-11:35 am

1 stop38h 40m

$1,080

Washington, D.C.Hong Kong

IAD - HKG

IADHKG

Washington, D.C. Dulles Intl

Tue 8/18

9:45 pm-7:50 am

1 stop22h 05m

Hong Kong Intl

Fri 9/4

8:55 am-11:35 am

1 stop38h 40m

$1,080

Washington, D.C.Hong Kong

IAD - HKG

IADHKG

Washington, D.C. Dulles Intl

Tue 9/1

1:20 pm-7:50 am

1 stop30h 30m

Hong Kong Intl

Sat 10/24

8:55 am-12:45 pm

1 stop39h 50m

$1,110

Washington, D.C.Hong Kong

IAD - HKG

IADHKG

Washington, D.C. Dulles Intl

Thu 8/20

1:20 pm-7:25 am

1 stop30h 05m

Hong Kong Intl

Tue 9/1

9:20 am-11:35 am

1 stop38h 15m

$1,133

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/23

Showing 1-10 of 23 resultsSorted by cheapest first
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Compare providers for flights from Dulles Intl to Hong Kong

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Hong Kong in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy2 starsTrust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*2 stars
CheapfaremartPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Hong Kong flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Hong Kong flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Hong Kong flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Hong Kong flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Hong Kong flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

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 58 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, November is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Hong Kong (average of $854). Flying from Washington, D.C. Dulles Intl Airport to Hong Kong in December is currently the most expensive (average of $1,618). 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 to fly round-trip 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 $1,132 and $1,382 in September.
The cheapest round-trip price found within the last 5 days was $812 on Air Canada (Sep 21-Oct 6).

Reviews of airlines servicing Hong Kong

Get insights into the airlines that provide service to Hong Kong. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Hong Kong. Reviews last updated July 23, 2026.
Get a feel of what it's like to fly with Korean Air,Turkish Airlines, andUnited Airlines from Washington, D.C. Dulles Intl Airport to Hong Kong by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,221 reviews

Food

8.1

Comfort

8.3

Crew

8.7

Entertainment

8.2

Boarding

8.5

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Korean Air
8.4
Very good
1,221 reviews
Korean Air
8.4
Very good
1,221 reviews

Food

8.1

Comfort

8.3

Crew

8.7

Entertainment

8.2

Boarding

8.5

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Turkish Airlines
7.4
Good
4,447 reviews
Korean Air
8.4
Very good
1,221 reviews

Food

8.1

Comfort

8.3

Crew

8.7

Entertainment

8.2

Boarding

8.5

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
United Airlines
7.4
Good
10,024 reviews
Korean Air
8.4
Very good
1,221 reviews

Food

8.1

Comfort

8.3

Crew

8.7

Entertainment

8.2

Boarding

8.5

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Air China
7.4
Good
156 reviews
Korean Air
8.4
Very good
1,221 reviews

Food

8.1

Comfort

8.3

Crew

8.7

Entertainment

8.2

Boarding

8.5

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Air Canada
7.1
Good
11,371 reviews
Korean Air
8.4
Very good
1,221 reviews

Food

8.1

Comfort

8.3

Crew

8.7

Entertainment

8.2

Boarding

8.5

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

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.

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

    For a flight from Washington, D.C. Dulles Intl to Hong Kong, you will be flying into Hong Kong Intl. Hong Kong Intl (HKG) is just 16.2 mi from the center of the city. Hong Kong Intl is the only Hong Kong airport and it handles 0 inbound flights from Washington, D.C. Dulles Intl per day. 12 airlines have flights to Hong Kong Intl from Washington, D.C. Dulles Intl on a regular basis.

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

    A quick flight from Washington, D.C. Dulles Intl Airport to Hong Kong can take about 32h 46m. Air Canada provides one of the quickest options available for as low as $812. Airlines will cover a distance of 8135 mi.

  • What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Hong Kong round-trip?

    Currently priced at $453, Air Canada will fly you from Washington, D.C. Dulles Intl Airport to Hong Kong and back. In addition to Air Canada, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Korean Air and Air China - these airlines can fly you to your destination from $579 and $795, respectively. These flights start at 62% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Hong Kong one-way?

    The cheapest airline one-way is Qatar Airways, with whom users have recently found tickets for as low as $508. However, be on the lookout for offers from AIR PREMIA and United Airlines, as they are both options that can get you from Washington, D.C. Dulles Intl Airport to Hong Kong for a low price.

  • 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 vacation 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, November is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Hong Kong (average of $854). Flying from Washington, D.C. Dulles Intl Airport to Hong Kong in December is currently the most expensive (average of $1,618). 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

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Alternative routes for Dulles Intl to Hong Kong

See prices for flight routes from nearby airports that may be better suited for you.
Baltimore to Hong Kong flights

Top 10 airlines flying from Dulles Intl to Hong Kong

Discover the top 10 airlines that operate flights from Dulles Intl to Hong Kong. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$453Average$933FlexibilityNo cancel feeOn-time67%
Korean AirCheapest$579Average$1,062FlexibilityNo cancel feeOn-time81%
Air ChinaCheapest$795Average$948FlexibilityNo cancel feeOn-time67%
Turkish AirlinesCheapest$878Average$1,122FlexibilityNo cancel feeOn-time77%
ANACheapest$892Average$1,144FlexibilityNo cancel feeOn-time80%
Cathay PacificCheapest$965Average$1,319FlexibilityNo cancel feeOn-time72%
Qatar AirwaysCheapest$995Average$1,467FlexibilityNo cancel feeOn-time68%
United AirlinesCheapest$1,059Average$1,381FlexibilityNo cancel feeOn-time69%
EVA AirCheapest$1,107Average$1,401FlexibilityNo cancel feeOn-time74%
JetBlueCheapest$1,190Average$2,000FlexibilityNo cancel feeOn-time62%

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