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

A quick flight from Hong Kong to Washington, D.C. Dulles Intl Airport can take about 21h 55m. United Airlines provides one of the quickest options available for as low as $940. Hong Kong and Washington, D.C. Dulles Intl Airport are separated by a distance of 8135 mi. Both multi-stop and nonstop flights can be found to your destination and back.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Hong Kong to Washington, D.C. Dulles Intl Airport as you normally would.

Most accurate provider : When it comes to deals on Hong Kong-Washington, D.C. Dulles Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Hong Kong-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Hong Kong-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Hong Kong-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust eDreams the most. eDreams 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 Hong Kong-Washington, D.C. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

For a flight from Hong Kong to Washington, D.C. Dulles Intl, you will be flying from 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 outbound flights to Washington, D.C. Dulles Intl per day. 0 airlines have flights to Washington, D.C. Dulles Intl from Hong Kong Intl on a regular basis.

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

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

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

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

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

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

$484+ Flights from Hong Kong to Washington, D.C. Dulles Intl Airport

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

Airfare is below average for this route at the moment. Hong Kong to Washington, D.C. Dulles Intl Airport flights typically cost between $980 and $995 in March. The cheapest round-trip price found within the last 3 days was $923 on United Airlines (Mar 6-Mar 9).

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Cheap flight deals from Hong Kong to Dulles Intl

Cheapest flights from Hong Kong to Dulles Intl
Explore the most affordable flight options available from Hong Kong to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

Mon 12/2212:05 amHKG - IAD

1 stop22h 05mANA

Wed 12/311:00 pmIAD - HKG

2 stops27h 45mANA

Deal found 12/11

$4,599

Tue 12/2310:00 amHKG - IAD

2 stops23h 55mMultiple Airlines

Wed 12/318:15 amIAD - HKG

2 stops25h 35mMultiple Airlines

Deal found 12/11

$4,830

Tue 12/236:05 pmHKG - IAD

1 stop27h 15mQatar Airways

Wed 12/3110:40 amIAD - HKG

1 stop22h 00mQatar Airways

Deal found 12/11

$5,194

Tue 12/2311:55 pmHKG - IAD

2 stops32h 10mEthiopian Air

Wed 12/318:50 pmIAD - HKG

3 stops32h 15mEthiopian Air

Deal found 12/11

$5,430

Tue 12/2311:45 pmHKG - IAD

1 stop29h 05mLufthansa

Wed 12/316:00 pmIAD - HKG

1 stop23h 55mLufthansa

Deal found 12/10

$5,596

Best flights from Hong Kong to Dulles Intl
Discover carefully curated flight deals from Hong Kong to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 12, 2025.

Sun 1/2510:35 amHKG - IAD

2 stops23h 38mUnited Airlines

Sun 2/110:05 pmIAD - HKG

1 stop32h 10mUnited Airlines

Deal found 12/11

$923

Thu 3/512:55 amHKG - IAD

1 stop21h 55mKorean Air

Mon 3/912:50 pmIAD - HKG

1 stop34h 30mKorean Air

Deal found 12/9

$940

Sun 1/2510:00 amHKG - IAD

1 stop38h 45mTurkish Airlines

Sun 2/11:30 pmIAD - HKG

1 stop29h 50mTurkish Airlines

Deal found 12/11

$960

Sat 6/612:20 pmHKG - IAD

2 stops23h 35mDelta

Tue 7/281:00 pmIAD - HKG

2 stops28h 00mDelta

Deal found 12/10

$994

Fri 6/512:45 amHKG - IAD

1 stop22h 30mMultiple Airlines

Tue 7/289:45 amIAD - HKG

2 stops31h 25mMultiple Airlines

Deal found 12/10

$1,072

Fri 3/610:45 pmHKG - IAD

2 stops21h 42mUnited Airlines

Mon 3/910:05 pmIAD - HKG

1 stop44h 55mUnited Airlines

Deal found 12/9

$923

Sat 1/2412:55 amHKG - IAD

2 stops23h 57mDelta

Sun 2/16:00 amIAD - HKG

2 stops28h 10mDelta

Deal found 12/11

$1,001

Last-minute flights from Hong Kong to Dulles Intl
Discover last-minute flight deals from Hong Kong to Dulles Intl. Data last updated December 12, 2025 and is based on user searches.

Tue 1/612:25 amHKG - IAD

1 stop28h 30mMultiple Airlines

Wed 1/1410:40 amIAD - HKG

1 stop22h 00mMultiple Airlines

Deal found 12/10

$1,371

Tue 1/610:00 amHKG - IAD

1 stop38h 45mTurkish Airlines

Mon 9/149:40 pmIAD - HKG

1 stop21h 45mTurkish Airlines

Deal found 12/11

$1,608

Wed 1/76:05 pmHKG - IAD

1 stop34h 50mMultiple Airlines

Tue 9/19:00 pmIAD - HKG

1 stop30h 10mMultiple Airlines

Deal found 12/11

$1,408

Wed 1/78:40 pmHKG - IAD

2 stops56h 46mMultiple Airlines

Thu 9/101:15 pmIAD - HKG

1 stop21h 15mMultiple Airlines

Deal found 12/11

$1,431

Wed 1/712:35 pmHKG - IAD

2 stops23h 35mDelta

Wed 1/147:00 amIAD - HKG

2 stops27h 10mDelta

Deal found 12/10

$1,532

Sat 1/2412:55 amHKG - IAD

2 stops32h 50mDelta

Sun 2/17:30 amIAD - HKG

2 stops26h 40mDelta

Deal found 12/11

$1,001

Sun 1/2510:35 amHKG - IAD

2 stops23h 38mUnited Airlines

Sun 2/110:05 pmIAD - HKG

1 stop32h 10mUnited Airlines

Deal found 12/11

$923

Sun 1/2510:00 amHKG - IAD

1 stop46h 20mTurkish Airlines

Sun 2/19:15 pmIAD - HKG

1 stop22h 05mTurkish Airlines

Deal found 12/11

$945

Sun 1/2511:15 pmHKG - IAD

3 stops34h 39mMultiple Airlines

Sun 2/14:30 pmIAD - HKG

2 stops25h 05mMultiple Airlines

Deal found 12/11

$1,351

One-way flights from Hong Kong to Dulles Intl
Search for one-way flight options from Hong Kong to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated December 12, 2025.

Tue 1/272:00 amHKG - IAD

3 stops51h 28mMultiple Airlines

Deal found 12/10

$484

Mon 1/198:15 pmHKG - IAD

1 stop35h 15mAir China

Deal found 12/9

$508

Thu 2/191:00 pmHKG - IAD

1 stop42h 30mAir China

Deal found 12/9

$514

Tue 12/238:30 amHKG - IAD

1 stop23h 00mAir China

Deal found 12/11

$515

Tue 1/201:40 pmHKG - IAD

2 stops39h 46mMultiple Airlines

Deal found 12/9

$524

Thu 1/228:15 pmHKG - IAD

1 stop35h 15mAir China

Deal found 12/9

$532

Wed 2/48:25 pmHKG - IAD

2 stops32h 24mAir Canada

Deal found 12/10

$537

Tue 2/312:55 amHKG - IAD

1 stop21h 55mKorean Air

Deal found 12/10

$540

Tue 12/2312:25 amHKG - IAD

1 stop28h 30mQatar Airways

Deal found 12/11

$572

Tue 1/2712:25 amHKG - IAD

1 stop28h 30mQatar Airways

Deal found 12/10

$573

Tue 1/2012:55 amHKG - IAD

1 stop21h 55mKorean Air

Deal found 12/9

$574

Find flight deals from Hong Kong to Dulles Intl

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$923 (United Airlines)
One-way from	$484 (Kiwi.com)
Popular in	May
Cheapest in	April
Average price	$980

Provider with most accurate pricing for Hong Kong Intl-Washington, D.C. Dulles Intl flight deals.

Search Deals

Provider most trusted by Cheapflights users for Hong Kong Intl-Washington, D.C. Dulles Intl flights.

Search Deals

From Hong Kong Intl to Washington, D.C. Dulles Intl

Search Deals

One-way flight from Hong Kong Intl to Washington, D.C. Dulles Intl

Search Deals

Highest demand for flights based on searches. 9% potential increase in price ($120 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease ($58 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Hong Kong to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Sun 1/25

10:35 am-9:13 pm

2 stops23h 38m

Washington, D.C. Dulles Intl

Sun 2/1

10:05 pm-7:15 pm

1 stop32h 10m

$923

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Fri 3/6

10:45 pm-7:27 am

2 stops21h 42m

Washington, D.C. Dulles Intl

Mon 3/9

10:05 pm-7:00 am

1 stop44h 55m

$923

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Thu 3/5

12:55 am-9:50 am

1 stop21h 55m

Washington, D.C. Dulles Intl

Mon 3/9

12:50 pm-11:20 am

1 stop34h 30m

$940

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Sun 1/25

10:00 am-11:45 am

1 stop38h 45m

Washington, D.C. Dulles Intl

Sun 2/1

1:30 pm-8:20 am

1 stop29h 50m

$960

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Sat 6/6

12:20 pm-11:55 pm

2 stops23h 35m

Washington, D.C. Dulles Intl

Tue 7/28

1:00 pm-5:00 am

2 stops28h 00m

$994

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Sat 1/24

12:55 am-11:52 am

2 stops23h 57m

Washington, D.C. Dulles Intl

Sun 2/1

6:00 am-11:10 pm

2 stops28h 10m

$1,001

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Fri 6/5

12:45 am-11:15 am

1 stop22h 30m

Washington, D.C. Dulles Intl

Tue 7/28

9:45 am-5:10 am

2 stops31h 25m

$1,072

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Tue 12/23

8:30 am-6:30 pm

1 stop23h 00m

$515

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Tue 2/3

12:55 am-9:50 am

1 stop21h 55m

$540

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Tue 12/23

12:25 am-3:55 pm

1 stop28h 30m

$572

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Showing 1-10 of 18 results

Compare providers for flights from Hong Kong to Dulles Intl

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Hong Kong to Dulles Intl in December.

Provider	Price Accuracy	Trust Score*
eDreams	Price Accuracy3 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
AranGrant	Price Accuracy2 stars	Trust 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 Hong Kong-Washington, D.C. Dulles Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Hong Kong-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Hong Kong-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Hong Kong-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust eDreams the most. eDreams 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 Hong Kong-Washington, D.C. Dulles Intl Airport 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 Hong Kong to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Hong Kong 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 Hong Kong to Washington, D.C. Dulles Intl Airport

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

Related info for your journey

What airport do you fly from for flights from Hong Kong to Washington, D.C. Dulles Intl?
For a flight from Hong Kong to Washington, D.C. Dulles Intl, you will be flying from 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 outbound flights to Washington, D.C. Dulles Intl per day. 0 airlines have flights to Washington, D.C. Dulles Intl from Hong Kong Intl on a regular basis.
How long is the flight from Hong Kong to Washington, D.C. Dulles Intl Airport?
A quick flight from Hong Kong to Washington, D.C. Dulles Intl Airport can take about 21h 55m. United Airlines provides one of the quickest options available for as low as $940. Hong Kong and Washington, D.C. Dulles Intl Airport are separated by a distance of 8135 mi. Both multi-stop and nonstop flights can be found to your destination and back.
Can I find deals for flights from Hong Kong to Dulles Intl that include hotel bookings?
Yes. In addition to deals on Hong Kong to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Hong Kong to Dulles Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Hong Kong to Dulles Intl.
Can I find deals for business class flights from Hong Kong to Dulles Intl?
Yes. Cheapflights offers flight deals from Hong Kong to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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$484+ Cheap flights from Hong Kong (HKG) to Dulles Intl (IAD)

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 1/27. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Hong Kong to Dulles Intl with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Hong Kong to Dulles Intl

Cheapest flights from Hong Kong to Dulles IntlExplore the most affordable flight options available from Hong Kong to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

Explore the most affordable flight options available from Hong Kong to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

Find flight deals from Hong Kong to Dulles Intl

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Hong Kong to Washington, D.C. Dulles Intl Airport that are best for you.

Compare providers for flights from Hong Kong to Dulles Intl

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 Hong Kong to Dulles Intl in December.

Best time to book a flight from Hong Kong to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Hong Kong with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Hong Kong to Washington, D.C. Dulles Intl Airport

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

Related info for your journey

Find useful and relevant information for your journey from Hong Kong to Dulles Intl. 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 from for flights from Hong Kong to Washington, D.C. Dulles Intl?

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

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

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

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

Traveling to a place near Washington, D.C. Dulles Intl Airport?

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Cheapest flights from Hong Kong to Dulles Intl
Explore the most affordable flight options available from Hong Kong to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.