Hong Kong

$491+ 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 4/8. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — HKG
Apr 2 — Apr 91
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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 April or September, booked 42 days in advance, depart on a Wednesday or Friday and return on a Wednesday

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 March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$764
(FlightHub)

One-way from

$555
(Kiwi.com)

Popular in

July

Cheapest in

April

Average price

$1,224
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Hong Kong Intl flight deals.
Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Hong Kong Intl flights.
From Washington, D.C. Dulles Intl to Hong Kong Intl
One-way flight from Washington, D.C. Dulles Intl to Hong Kong Intl
Highest demand for flights based on searches. 21% potential increase in price ($367 potential increase over avg. RT price).
Cheapest flight prices on average. 5% potential price decrease ($72 potential savings vs. average RT price).
Average for round-trip flights in March 2025

Find 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 March 28, 2025.

This Ovago deal was found by Cheapflights users on 3/26. 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.
Tue 4/811:00 pmIAD - HKG
1 stop29h 20mAir China
Thu 5/152:35 pmHKG - IAD
1 stop40h 55mAir China
Deal found 3/26$766
This Air Canada deal was found by Cheapflights users on 3/27. 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 11/253:55 pmIAD - HKG
2 stops37h 45mAir Canada
Wed 2/188:25 pmHKG - IAD
2 stops37h 40mAir Canada
Deal found 3/27$948
This FlightHub deal was found by Cheapflights users on 3/26. 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 11/171:10 pmIAD - HKG
1 stop38h 55mTurkish Airlines
Wed 12/1711:20 pmHKG - IAD
1 stop33h 10mTurkish Airlines
Deal found 3/26$956
This FlightHub deal was found by Cheapflights users on 3/27. 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 9/15:10 pmIAD - HKG
2 stops34h 55mMultiple Airlines
Wed 9/242:35 amHKG - IAD
2 stops30h 26mMultiple Airlines
Deal found 3/27$973
This oojo deal was found by Cheapflights users on 3/26. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1711:50 amIAD - HKG
1 stop22h 20mKorean Air
Mon 12/226:10 pmHKG - IAD
1 stop28h 40mKorean Air
Deal found 3/26$1,107
This Cheapflightsfares deal was found by Cheapflights users on 3/26. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/238:35 amIAD - HKG
2 stops39h 55mANA
Wed 12/2410:00 amHKG - IAD
2 stops24h 05mANA
Deal found 3/26$1,165
This United deal was found by Cheapflights users on 3/27. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/128:30 amIAD - HKG
1 stop32h 30mUnited Airlines
Mon 5/262:45 pmHKG - IAD
1 stop31h 20mUnited Airlines
Deal found 3/27$1,176
This Delta deal was found by Cheapflights users on 3/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/237:30 amIAD - HKG
2 stops27h 00mDelta
Thu 12/2512:35 pmHKG - IAD
2 stops25h 03mDelta
Deal found 3/26$1,190
This FlightHub deal was found by Cheapflights users on 3/26. 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 9/99:00 pmIAD - HKG
1 stop30h 10mQatar Airways
Mon 10/131:25 amHKG - IAD
1 stop26h 15mQatar Airways
Deal found 3/26$1,204

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 March 28, 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

Tue 4/8

11:00 pm-4:20 pm

1 stop29h 20m

Hong Kong Intl

Thu 5/15

2:35 pm-7:30 pm

1 stop40h 55m

$766

Washington, D.C.Hong Kong

IAD - HKG

IADHKG

Washington, D.C. Dulles Intl

Thu 5/15

9:45 am-4:05 pm

2 stops42h 20m

Hong Kong Intl

Tue 5/20

6:00 pm-9:08 pm

2 stops39h 08m

$969

Washington, D.C.Hong Kong

IAD - HKG

IADHKG

Washington, D.C. Dulles Intl

Tue 5/6

1:30 pm-5:15 pm

1 stop39h 45m

Hong Kong Intl

Tue 6/3

10:30 pm-11:45 am

1 stop25h 15m

$977

Washington, D.C.Hong Kong

IAD - HKG

IADHKG

Washington, D.C. Dulles Intl

Tue 4/22

7:13 pm-10:05 am

2 stops26h 52m

Hong Kong Intl

Mon 5/5

5:30 pm-7:43 am

2 stops26h 13m

$1,051

Washington, D.C.Hong Kong

IAD - HKG

IADHKG

Washington, D.C. Dulles Intl

Mon 4/21

12:10 pm-12:30 pm

1 stop36h 20m

Hong Kong Intl

Wed 5/28

2:45 pm-6:12 am

2 stops27h 27m

$1,170

Washington, D.C.Hong Kong

IAD - HKG

IADHKG

Washington, D.C. Dulles Intl

Mon 5/12

8:30 am-5:00 am

1 stop32h 30m

Hong Kong Intl

Mon 5/26

2:45 pm-10:05 am

1 stop31h 20m

$1,176

Washington, D.C.Hong Kong

IAD - HKG

IADHKG

Washington, D.C. Dulles Intl

Tue 5/6

11:00 am-9:55 pm

1 stop22h 55m

Hong Kong Intl

Mon 6/2

1:25 am-3:40 pm

1 stop26h 15m

$1,218

Washington, D.C.Hong Kong

IAD - HKG

IADHKG

Washington, D.C. Dulles Intl

Wed 4/16

9:00 pm-3:10 pm

1 stop30h 10m

Hong Kong Intl

Sun 4/27

1:25 am-3:40 pm

1 stop26h 15m

$1,296

Washington, D.C.Hong Kong

IAD - HKG

IADHKG

Washington, D.C. Dulles Intl

Fri 5/9

7:45 am-10:30 pm

2 stops26h 45m

Hong Kong Intl

Fri 5/16

12:45 am-11:34 pm

2 stops34h 49m

$1,337

Washington, D.C.Hong Kong

IAD - HKG

IADHKG

Washington, D.C. Dulles Intl

Tue 5/13

7:00 am-6:55 pm

1 stop23h 55m

Hong Kong Intl

Fri 5/30

12:50 am-6:59 pm

1 stop30h 09m

$1,380

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/26

Showing 1-10 of 24 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 March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*2 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
ScholarTripPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
GurufarePrice Accuracy3 starsTrust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars

*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?

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 March 21, 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 42 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, February is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Hong Kong (average of $994). Flying from Washington, D.C. Dulles Intl Airport to Hong Kong in June is currently the most expensive (average of $1,649). 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 March 28, 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 31% 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.

Rainfall in Hong Kong by month

Plan your trip to Hong Kong by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Hong Kong ranges from 0.8 - 15.4 inches per month. June is typically the wettest month, when rainfall can reach 15.4 in. January is typically the driest time to visit Hong Kong when rainfall is around 0.8 in.

Temperature in Hong Kong by month

Plan your trip to Hong Kong by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Hong Kong, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 60.8 F).

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 March 28, 2025.
Read reviews from past customers who have flown Korean Air, ANA and China Airlines from Washington, D.C. to Hong Kong. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Overall

8.4

Comfort

8.3

Entertainment

8.2

Food

8.1

Crew

8.7

Boarding

8.5

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.

Overall

8.4

Comfort

8.3

Entertainment

8.2

Food

8.1

Crew

8.7

Boarding

8.5

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.
8.3
Very good

Overall

8.4

Comfort

8.3

Entertainment

8.2

Food

8.1

Crew

8.7

Boarding

8.5

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.

Overall

8.4

Comfort

8.3

Entertainment

8.2

Food

8.1

Crew

8.7

Boarding

8.5

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.

Overall

8.4

Comfort

8.3

Entertainment

8.2

Food

8.1

Crew

8.7

Boarding

8.5

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.
8.0
Very good

Overall

8.4

Comfort

8.3

Entertainment

8.2

Food

8.1

Crew

8.7

Boarding

8.5

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.

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

    Currently priced at $764, Air China will fly you from Washington, D.C. Dulles Intl Airport to Hong Kong and back. In addition to Air China, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Air Canada and Turkish Airlines - these airlines can fly you to your destination from $969 and $977, respectively. These flights start at 44% 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 $597. However, be on the lookout for offers from Air India 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.

  • Where are the most common layover locations when flying from Washington, D.C. Dulles Intl Airport to Hong Kong?

  • What are some popular things to do or see while on a layover in Doha?

    Museum of Islamic Art, Katara Cultural Village, and Aspire Tower are currently the most popular points of interest in Doha at the moment. Those on a layover in Doha interested in visiting Museum of Islamic Art, Katara Cultural Village, or Aspire Tower can do so by traveling 5.2 mi, 8.7 mi, and 10.6 mi, respectively from Doha Hamad Intl. Travelers can rent a car at Doha Hamad Intl for an average daily rate of $29 to make sightseeing during their layover a little easier.

  • Where are the least popular layover locations for Washington, D.C. Dulles Intl Airport to Hong Kong flights?

  • 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, February is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Hong Kong (average of $994). Flying from Washington, D.C. Dulles Intl Airport to Hong Kong in June is currently the most expensive (average of $1,649). 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.

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 March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$684Average$857FlexibilityNo cancel feeOn-time67%
Air ChinaCheapest$722Average$755FlexibilityNo cancel feeOn-time67%
Turkish AirlinesCheapest$909Average$1,035FlexibilityNo cancel feeOn-time77%
Qatar AirwaysCheapest$974Average$1,210FlexibilityNo cancel feeOn-time68%
Korean AirCheapest$1,072Average$1,733FlexibilityNo cancel feeOn-time81%
JetBlueCheapest$1,072Average$1,130FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$1,079Average$1,445FlexibilityNo cancel feeOn-time69%
Cathay PacificCheapest$1,230Average$1,775FlexibilityNo cancel feeOn-time72%
DeltaCheapest$1,429Average$2,131FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$1,440Average$1,641FlexibilityNo cancel feeOn-time70%
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