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$313+ 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 3/7. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — HKG
Jan 22 — Jan 291
Thu 1/22
Thu 1/29
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Hong Kong Intl are usually found in November or October, 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 23, 2025.

This United Airlines deal was found by Cheapflights users on 12/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/256:10 amIAD - HKG
1 stop24h 05mUnited Airlines
Tue 1/2012:05 amHKG - IAD
1 stop28h 35mUnited Airlines
Deal found 12/21$1,161
This FlightHub deal was found by Cheapflights users on 12/23. 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.
Sat 12/271:30 pmIAD - HKG
1 stop38h 35mTurkish Airlines
Tue 1/610:00 amHKG - IAD
1 stop38h 45mTurkish Airlines
Deal found 12/23$1,180
This Turkish Airlines deal was found by Cheapflights users on 12/23. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/279:15 pmIAD - HKG
1 stop30h 50mTurkish Airlines
Wed 1/711:20 pmHKG - IAD
1 stop33h 00mTurkish Airlines
Deal found 12/23$1,195
This FlightHub deal was found by Cheapflights users on 12/23. 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.
Sat 12/271:30 pmIAD - HKG
1 stop38h 35mTurkish Airlines
Mon 1/511:20 pmHKG - IAD
1 stop33h 00mTurkish Airlines
Deal found 12/23$1,197
This United Airlines deal was found by Cheapflights users on 12/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/266:01 pmIAD - HKG
1 stop23h 44mUnited Airlines
Sun 2/112:05 amHKG - IAD
1 stop28h 35mUnited Airlines
Deal found 12/21$1,211
This KAYAK deal was found by Cheapflights users on 12/23. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/279:15 pmIAD - HKG
1 stop30h 50mTurkish Airlines
Thu 1/811:20 pmHKG - IAD
1 stop33h 00mTurkish Airlines
Deal found 12/23$1,220
This United Airlines deal was found by Cheapflights users on 12/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/266:30 amIAD - HKG
1 stop23h 50mUnited Airlines
Thu 1/1511:25 amHKG - IAD
1 stop22h 10mUnited Airlines
Deal found 12/21$1,221
This United Airlines deal was found by Cheapflights users on 12/22. 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.
Sun 12/2810:05 pmIAD - HKG
1 stop32h 15mUnited Airlines
Sat 3/2810:30 pmHKG - IAD
2 stops29h 33mUnited Airlines
Deal found 12/22$1,225
This United Airlines deal was found by Cheapflights users on 12/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2410:05 pmIAD - HKG
1 stop32h 10mUnited Airlines
Thu 1/1511:25 amHKG - IAD
1 stop20h 04mUnited Airlines
Deal found 12/21$1,246
This United Airlines deal was found by Cheapflights users on 12/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/266:01 pmIAD - HKG
1 stop23h 44mUnited Airlines
Thu 1/1512:05 amHKG - IAD
1 stop28h 35mUnited Airlines
Deal found 12/21$1,261

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 December 23, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$1,065
(Air Canada)

One-way from

$313
(Kiwi.com)

Popular in

December

Cheapest in

November

Average price

$1,583
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 ($33 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 23, 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

Mon 1/12

1:05 pm-6:45 am

2 stops28h 40m

Hong Kong Intl

Sun 1/18

12:05 am-3:40 pm

1 stop28h 35m

$1,066

Washington, D.C.Hong Kong

IAD - HKG

IADHKG

Washington, D.C. Dulles Intl

Wed 1/14

4:11 pm-6:45 am

2 stops25h 34m

Hong Kong Intl

Tue 1/20

12:05 am-3:40 pm

1 stop28h 35m

$1,066

Washington, D.C.Hong Kong

IAD - HKG

IADHKG

Washington, D.C. Dulles Intl

Wed 2/4

6:00 am-11:10 pm

2 stops28h 10m

Hong Kong Intl

Wed 3/25

12:55 am-10:50 am

1 stop21h 55m

$1,068

Washington, D.C.Hong Kong

IAD - HKG

IADHKG

Washington, D.C. Dulles Intl

Sun 2/8

10:05 pm-7:15 pm

1 stop32h 10m

Hong Kong Intl

Wed 2/25

2:20 pm-11:56 pm

2 stops22h 36m

$1,071

Washington, D.C.Hong Kong

IAD - HKG

IADHKG

Washington, D.C. Dulles Intl

Thu 2/5

11:50 am-11:10 pm

1 stop22h 20m

Hong Kong Intl

Wed 3/4

12:55 am-7:09 pm

2 stops31h 14m

$1,074

Washington, D.C.Hong Kong

IAD - HKG

IADHKG

Washington, D.C. Dulles Intl

Wed 2/4

11:50 am-11:10 pm

1 stop22h 20m

Hong Kong Intl

Wed 3/4

12:55 am-7:09 pm

2 stops31h 14m

$1,074

Washington, D.C.Hong Kong

IAD - HKG

IADHKG

Washington, D.C. Dulles Intl

Thu 2/5

11:50 am-11:10 pm

1 stop22h 20m

Hong Kong Intl

Tue 2/24

12:55 am-7:09 pm

2 stops31h 14m

$1,074

Washington, D.C.Hong Kong

IAD - HKG

IADHKG

Washington, D.C. Dulles Intl

Thu 3/5

11:50 am-11:10 pm

1 stop22h 20m

Hong Kong Intl

Mon 3/16

12:55 am-2:39 pm

2 stops25h 44m

$1,074

Washington, D.C.Hong Kong

IAD - HKG

IADHKG

Washington, D.C. Dulles Intl

Thu 1/15

6:00 pm-7:00 am

1 stop24h 00m

Hong Kong Intl

Mon 2/16

10:30 pm-7:15 am

2 stops21h 45m

$1,075

Washington, D.C.Hong Kong

IAD - HKG

IADHKG

Washington, D.C. Dulles Intl

Tue 2/10

7:30 am-11:10 pm

2 stops26h 40m

Hong Kong Intl

Mon 2/23

12:35 pm-11:10 pm

2 stops23h 35m

$1,076

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/22

Showing 1-10 of 21 results
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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 December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
AranGrantPrice Accuracy2 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*2 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
GurufarePrice Accuracy2 starsTrust Score*3 stars
Trip.comPrice Accuracy2 starsTrust Score*3 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 Mytrip to be most consistent on Cheapflights vs. Mytrip Users can find the same prices on Washington, D.C. Dulles Intl Airport-Hong Kong flight deals on Cheapflights vs. Mytrip >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 Mytrip the most. Mytrip 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?

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 19, 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 December is currently the most expensive (average of $1,043). 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 HKG?

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 23, 2025.

It’s typically best to fly out from Washington, D.C. Dulles Intl Airport to Hong Kong in the evening. Doing so could potentially save you 30% on the flight price compared to flying at noon, which is usually more expensive.

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.

How much does it cost to fly round-trip from Washington, D.C. Dulles Intl Airport to Hong Kong?

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 23, 2025.
Get a feel of what it's like to fly with Korean Air, United Airlines, and Turkish 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
1,185 reviews

Boarding

8.5

Crew

8.7

Comfort

8.3

Food

8.1

Overall

8.4

Entertainment

8.2

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
1,185 reviews
Korean Air
8.4
Very good
1,185 reviews

Boarding

8.5

Crew

8.7

Comfort

8.3

Food

8.1

Overall

8.4

Entertainment

8.2

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
9,105 reviews
Korean Air
8.4
Very good
1,185 reviews

Boarding

8.5

Crew

8.7

Comfort

8.3

Food

8.1

Overall

8.4

Entertainment

8.2

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
7.3
Good
4,111 reviews
Korean Air
8.4
Very good
1,185 reviews

Boarding

8.5

Crew

8.7

Comfort

8.3

Food

8.1

Overall

8.4

Entertainment

8.2

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
7.2
Good
132 reviews
Korean Air
8.4
Very good
1,185 reviews

Boarding

8.5

Crew

8.7

Comfort

8.3

Food

8.1

Overall

8.4

Entertainment

8.2

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
10,551 reviews
Korean Air
8.4
Very good
1,185 reviews

Boarding

8.5

Crew

8.7

Comfort

8.3

Food

8.1

Overall

8.4

Entertainment

8.2

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. 10 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 28h 10m. United Airlines provides one of the quickest options available for as low as $1,068. 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 $579 and $722, 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 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 December is currently the most expensive (average of $1,043). 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.
Reagan-National to Hong Kong flights
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 December 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$453Average$896FlexibilityNo cancel feeOn-time67%
Korean AirCheapest$683Average$1,100FlexibilityNo cancel feeOn-time81%
Air ChinaCheapest$722Average$922FlexibilityNo cancel feeOn-time67%
Turkish AirlinesCheapest$919Average$1,031FlexibilityNo cancel feeOn-time77%
Qatar AirwaysCheapest$1,010Average$1,335FlexibilityNo cancel feeOn-time68%
British AirwaysCheapest$1,043Average$1,734FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$1,074Average$1,369FlexibilityNo cancel feeOn-time69%
Cathay PacificCheapest$1,081Average$1,380FlexibilityNo cancel feeOn-time72%
ANACheapest$1,084Average$1,144FlexibilityNo cancel feeOn-time80%
JetBlueCheapest$1,990Average$2,000FlexibilityNo cancel feeOn-time62%

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