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$453+ Cheap flights from Dulles Intl (IAD) to Hong Kong

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 1/31. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — HKG
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Hong Kong are usually found in November or April, booked 59 days in advance, depart on a Wednesday or Friday and return on a Wednesday

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 December 12, 2025.

This FlightHub deal was found by Cheapflights users on 12/10. 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 12/1012:20 pmIAD - HKG
1 stop35h 35mANA
Sun 12/282:20 pmHKG - IAD
1 stop31h 50mANA
Deal found 12/10$1,160
This United Airlines deal was found by Cheapflights users on 12/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/308:15 pmIAD - HKG
1 stop34h 00mUnited Airlines
Tue 3/32:20 pmHKG - IAD
1 stop31h 50mUnited Airlines
Deal found 12/11$1,161
This United Airlines deal was found by Cheapflights users on 12/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/3010:05 pmIAD - HKG
1 stop32h 10mUnited Airlines
Tue 2/1710:35 amHKG - IAD
1 stop23h 13mUnited Airlines
Deal found 12/10$1,171
This United Airlines deal was found by Cheapflights users on 12/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1010:10 pmIAD - HKG
1 stop32h 10mUnited Airlines
Tue 1/2010:00 amHKG - IAD
2 stops22h 21mUnited Airlines
Deal found 12/10$1,174
This Gotogate deal was found by Cheapflights users on 12/10. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/118:20 amIAD - HKG
2 stops32h 25mANA
Thu 12/1810:00 amHKG - IAD
2 stops24h 21mANA
Deal found 12/10$1,191
This Ovago deal was found by Cheapflights users on 12/11. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/128:20 amIAD - HKG
2 stops32h 25mANA
Thu 12/2512:05 amHKG - IAD
1 stop22h 05mANA
Deal found 12/11$1,244
This United Airlines deal was found by Cheapflights users on 12/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/116:00 amIAD - HKG
2 stops27h 50mUnited Airlines
Wed 12/1711:25 amHKG - IAD
1 stop20h 29mUnited Airlines
Deal found 12/10$1,258
This CheapOair deal was found by Cheapflights users on 12/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1212:20 pmIAD - HKG
1 stop28h 25mMultiple Airlines
Fri 12/268:30 amHKG - IAD
1 stop23h 00mMultiple Airlines
Deal found 12/10$1,327

Find flight deals from Dulles Intl to Hong Kong

Keep the following information in mind while searching for Dulles Intl to Hong Kong flight deals. Data was last updated December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,068
(Korean Air)

One-way from

$453
(Kiwi.com)

Popular in

December

Cheapest in

November

Average price

$1,590
Provider with most accurate pricing for Washington, D.C. (WAS)-Hong Kong Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Hong Kong Intl flights.
Search Deals
From Washington, D.C. Dulles Intl to Hong Kong
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Hong Kong
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($64 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($36 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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 December 12, 2025.
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

Dulles Intl

Fly to

Hong Kong

Route

Depart

Return

Price

Washington, D.C.Hong Kong

IAD - HKG

IADHKG

Washington, D.C. Dulles Intl

Wed 4/15

10:05 am-10:30 pm

2 stops24h 25m

Hong Kong Intl

Sun 4/19

12:45 am-11:15 am

1 stop22h 30m

$1,068

Washington, D.C.Hong Kong

IAD - HKG

IADHKG

Washington, D.C. Dulles Intl

Mon 3/16

6:27 pm-6:30 pm

2 stops36h 03m

Hong Kong Intl

Wed 3/25

11:20 am-4:37 pm

2 stops41h 17m

$1,101

Washington, D.C.Hong Kong

IAD - HKG

IADHKG

Washington, D.C. Dulles Intl

Sat 1/31

6:15 pm-6:45 am

1 stop23h 30m

Hong Kong Intl

Wed 2/18

10:35 am-4:40 pm

1 stop19h 05m

$1,112

Washington, D.C.Hong Kong

IAD - HKG

IADHKG

Washington, D.C. Dulles Intl

Fri 1/30

6:45 pm-7:00 am

1 stop23h 15m

Hong Kong Intl

Wed 2/18

10:35 am-4:40 pm

1 stop19h 05m

$1,112

Washington, D.C.Hong Kong

IAD - HKG

IADHKG

Washington, D.C. Dulles Intl

Sun 2/1

6:00 pm-7:00 am

1 stop24h 00m

Hong Kong Intl

Thu 2/19

11:25 am-8:53 pm

2 stops22h 28m

$1,113

Washington, D.C.Hong Kong

IAD - HKG

IADHKG

Washington, D.C. Dulles Intl

Sun 2/1

6:00 pm-7:00 am

1 stop24h 00m

Hong Kong Intl

Wed 2/18

11:25 am-8:41 pm

2 stops22h 16m

$1,113

Washington, D.C.Hong Kong

IAD - HKG

IADHKG

Washington, D.C. Dulles Intl

Fri 3/27

10:06 am-11:10 pm

2 stops25h 04m

Hong Kong Intl

Wed 4/15

12:45 am-11:15 am

1 stop22h 30m

$1,118

Washington, D.C.Hong Kong

IAD - HKG

IADHKG

Washington, D.C. Dulles Intl

Fri 3/27

10:06 am-11:10 pm

2 stops25h 04m

Hong Kong Intl

Tue 4/14

12:45 am-11:15 am

1 stop22h 30m

$1,118

Washington, D.C.Hong Kong

IAD - HKG

IADHKG

Washington, D.C. Dulles Intl

Wed 3/18

10:06 am-11:10 pm

2 stops25h 04m

Hong Kong Intl

Sat 5/2

12:20 pm-11:15 am

1 stop34h 55m

$1,118

Washington, D.C.Hong Kong

IAD - HKG

IADHKG

Washington, D.C. Dulles Intl

Fri 3/27

7:20 am-11:10 pm

2 stops27h 50m

Hong Kong Intl

Sun 4/12

12:45 am-11:15 am

1 stop22h 30m

$1,118

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/9

Showing 1-10 of 21 results
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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?

Use this chart to determine the optimal time to book a round-trip flight from Dulles Intl to Hong Kong. Price data was last updated on December 5, 2025.

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 59 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, June is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Hong Kong (average of $453). Flying from Washington, D.C. Dulles Intl Airport to Hong Kong in July is currently the most expensive (average of $1,321). 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.

What is the cheapest time of day to fly from IAD to HK?

Find hourly flight availability from Dulles Intl to Hong Kong. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.

When flying from Washington, D.C. Dulles Intl Airport to Hong Kong, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 30% versus a flight at noon.

What is the cheapest day to fly from Washington, D.C. Dulles Intl Airport to Hong Kong?

Use this chart to determine the cheapest time to fly round-trip from Dulles Intl to Hong Kong. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Hong Kong flight should consider departing on Wednesday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 December 12, 2025.
Read through reviews of airlines operating flights from Washington, D.C. Dulles Intl Airport to Hong Kong, such as Korean Air, United Airlines, and Turkish Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,184 reviews

Entertainment

8.2

Crew

8.7

Boarding

8.5

Overall

8.4

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Korean Air
8.4
Very good
1,184 reviews
Korean Air
8.4
Very good
1,184 reviews

Entertainment

8.2

Crew

8.7

Boarding

8.5

Overall

8.4

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
United Airlines
7.4
Good
9,095 reviews
Korean Air
8.4
Very good
1,184 reviews

Entertainment

8.2

Crew

8.7

Boarding

8.5

Overall

8.4

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Turkish Airlines
7.3
Good
4,089 reviews
Korean Air
8.4
Very good
1,184 reviews

Entertainment

8.2

Crew

8.7

Boarding

8.5

Overall

8.4

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Air China
7.2
Good
127 reviews
Korean Air
8.4
Very good
1,184 reviews

Entertainment

8.2

Crew

8.7

Boarding

8.5

Overall

8.4

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Air Canada
7.1
Good
10,514 reviews
Korean Air
8.4
Very good
1,184 reviews

Entertainment

8.2

Crew

8.7

Boarding

8.5

Overall

8.4

Food

8.1

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.

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.

  • 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 23h 30m. Korean Air provides one of the quickest options available for as low as $1,112. Airlines will cover a distance of 8135 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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 $686 and $722, respectively. These flights start at 61% 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 Air Canada, with whom users have recently found tickets for as low as $415. However, be on the lookout for offers from United Airlines and Qatar Airways, 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, June is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Hong Kong (average of $453). Flying from Washington, D.C. Dulles Intl Airport to Hong Kong in July is currently the most expensive (average of $1,321). 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.
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Dulles Intl to Dhaka flights
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Baltimore to Bangalore flights
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Reagan-National to Taiwan Taoyuan Intl flights
Reagan-National to Hongqiao Intl flights
Baltimore to Ahmedabad flights
Baltimore to Hong Kong flights
Reagan-National to Ho Chi Minh City flights
Dulles Intl to Denpasar flights
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Reagan-National to Islamabad flights

Top 9 airlines flying from Dulles Intl to Hong Kong

Discover the top 9 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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$453Average$898FlexibilityNo cancel feeOn-time67%
Korean AirCheapest$694Average$1,145FlexibilityNo cancel feeOn-time81%
Air ChinaCheapest$722Average$920FlexibilityNo cancel feeOn-time67%
Turkish AirlinesCheapest$929Average$1,033FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$1,043Average$1,734FlexibilityNo cancel feeOn-time70%
Cathay PacificCheapest$1,081Average$1,420FlexibilityNo cancel feeOn-time72%
United AirlinesCheapest$1,084Average$1,378FlexibilityNo cancel feeOn-time69%
Qatar AirwaysCheapest$1,162Average$1,354FlexibilityNo cancel feeOn-time68%
JetBlueCheapest$1,990Average$2,000FlexibilityNo cancel feeOn-time62%

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