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Cheap flights from Hong Kong to Washington, D.C. Dulles Intl Airport from HK$3,926

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 30-1. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — IAD
8 Feb — 15 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Hong Kong to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Hong Kong (HKG) to Dulles Intl (IAD). 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 9 January 2026.

Round-trip from

HK$7,066

One-way from

HK$3,926

Popular in

November

Cheapest in

December

Average price

HK$8,087
United Airlines
  • United Airlines
  • 6-2-8-2
  • 3 total stops
  • 51h 18m total
  • Hong Kong to Washington, D.C.
Search Deals
Air China
  • Air China
  • 30-1
  • 1 total stop
  • 21h 00m total
  • Hong Kong to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (HK$1,111 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (HK$1,382 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
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Find flight deals from Hong Kong to Dulles Intl

Enter your travel dates to find the best prices.

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 9 January 2026.

Fri 6-210:35HKG - IAD
2 stops23h 38mUnited Airlines
Tue 10-218:00IAD - HKG
1 stop24h 00mUnited Airlines
Deal found 7-1HK$7,066
Mon 9-300:25HKG - IAD
1 stop28h 30mQatar Airways
Tue 24-321:05IAD - HKG
1 stop36h 35mQatar Airways
Deal found 9-1HK$7,121
Sat 31-111:25HKG - IAD
2 stops24h 48mUnited Airlines
Sat 7-212:35IAD - HKG
1 stop29h 25mUnited Airlines
Deal found 7-1HK$7,167
Sat 21-222:45HKG - IAD
2 stops26h 04mUnited Airlines
Sat 28-219:13IAD - HKG
1 stop35h 02mUnited Airlines
Deal found 6-1HK$7,175
Sun 1-310:00HKG - IAD
1 stop46h 20mTurkish Airlines
Sun 15-314:30IAD - HKG
1 stop29h 50mTurkish Airlines
Deal found 8-1HK$7,346
Sun 8-210:00HKG - IAD
1 stop46h 20mTurkish Airlines
Sun 15-221:15IAD - HKG
1 stop30h 50mTurkish Airlines
Deal found 9-1HK$7,362
Mon 2-323:20HKG - IAD
1 stop25h 25mTurkish Airlines
Sun 15-322:15IAD - HKG
1 stop22h 05mTurkish Airlines
Deal found 8-1HK$7,409
Mon 2-317:50HKG - IAD
1 stop37h 40mAir China
Fri 13-323:00IAD - HKG
1 stop24h 40mAir China
Deal found 8-1HK$7,471
Sun 1-310:00HKG - IAD
1 stop46h 20mTurkish Airlines
Fri 13-314:30IAD - HKG
1 stop29h 50mTurkish Airlines
Deal found 8-1HK$7,572
Sun 1-300:25HKG - IAD
1 stop28h 30mQatar Airways
Mon 16-321:05IAD - HKG
1 stop36h 35mQatar Airways
Deal found 8-1HK$7,635
Tue 10-210:00HKG - IAD
1 stop46h 20mTurkish Airlines
Tue 24-213:30IAD - HKG
1 stop38h 35mTurkish Airlines
Deal found 6-1HK$7,806
Thu 26-210:00HKG - IAD
1 stop46h 20mTurkish Airlines
Tue 17-314:30IAD - HKG
1 stop38h 35mTurkish Airlines
Deal found 8-1HK$7,814

Cheapflights Fare Finder

 
Customise your flight search to find flights from Hong Kong to Dulles Intl 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 70,647 searches. Data last updated 9 January 2026.
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

Hong Kong

Fly to

Dulles Intl

Route

Departure

Return

Price

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Tue 10-3

11:25-23:19

2 stops23h 54m

Washington, D.C. Dulles Intl

Tue 24-3

19:32-07:00

1 stop23h 28m

HK$7,066

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Sun 8-2

10:35-21:13

2 stops23h 38m

Washington, D.C. Dulles Intl

Sun 15-2

08:30-06:45

1 stop33h 15m

HK$7,066

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Mon 9-3

00:25-16:55

1 stop28h 30m

Washington, D.C. Dulles Intl

Tue 24-3

21:05-21:40

1 stop36h 35m

HK$7,121

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Sun 22-2

22:45-16:05

2 stops30h 20m

Washington, D.C. Dulles Intl

Sun 1-3

19:13-07:00

1 stop22h 47m

HK$7,175

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Mon 2-3

00:25-15:55

1 stop28h 30m

Washington, D.C. Dulles Intl

Wed 18-3

11:40-21:40

1 stop22h 00m

HK$7,861

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Wed 4-3

18:05-15:55

1 stop34h 50m

Washington, D.C. Dulles Intl

Sun 15-3

11:40-21:40

1 stop22h 00m

HK$8,102

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Sun 1-3

18:05-15:55

1 stop34h 50m

Washington, D.C. Dulles Intl

Thu 12-3

21:05-21:40

1 stop36h 35m

HK$8,118

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Wed 17-6

14:45-15:50

1 stop37h 05m

Washington, D.C. Dulles Intl

Wed 15-7

15:30-22:45

2 stops43h 15m

HK$8,133

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Sat 28-2

18:05-08:20

1 stop27h 15m

Washington, D.C. Dulles Intl

Fri 13-3

11:40-21:40

1 stop22h 00m

HK$8,203

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Fri 27-2

00:25-15:55

1 stop28h 30m

Washington, D.C. Dulles Intl

Sun 15-3

11:40-21:40

1 stop22h 00m

HK$8,203

Flights are sorted by cheapest return flights first.

Deals found on 7-1

Showing 1-10 of 23 results
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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 return 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

What’s the top stopover airport for flights from Hong Kong to Washington, D.C. Dulles Intl Airport?

Share of one-stop return flights from Hong Kong to Washington, D.C. Dulles Intl Airport chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Incheon (ICN) – chosen by Cheapflights users on 50% of one-stop itineraries from Hong Kong to Washington, D.C. Dulles Intl Airport on Cheapflights.

What’s the cheapest stopover airport for flights from Hong Kong to Washington, D.C. Dulles Intl Airport?

Average return fare for one-stop flights from Hong Kong to Washington, D.C. Dulles Intl Airport, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Istanbul (IST) is the most affordable one-stop option, with an average return flight price of HK$7,625.

What’s the fastest stopover option from Hong Kong to Washington, D.C. Dulles Intl Airport?

Shortest average travel time for one-stop one-way flights from Hong Kong to Washington, D.C. Dulles Intl Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via San Francisco (SFO) have the shortest average one-way travel time for one-stop routes: 19h 37m.

Which airport typically offers the quickest stopover for flights from Hong Kong to Washington, D.C. Dulles Intl Airport?

Average stopover duration for one-stop one-way flights from Hong Kong to Washington, D.C. Dulles Intl Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via San Francisco (SFO) offer the fastest connection on this route, with an average stopover time of 1h 55m.

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. 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 Dulles Intl. Reviews last updated 9 January 2026.
Get a feel of what it's like to fly with United Airlines from Hong Kong to Washington, D.C. Dulles Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,142 reviews
Check prices

Entertainment

7.1

Overall

7.4

Food

6.6

Comfort

7.3

Crew

8.1

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,142 reviews
United Airlines
7.4
Good
9,142 reviews
Check prices

Entertainment

7.1

Overall

7.4

Food

6.6

Comfort

7.3

Crew

8.1

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

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?

    Hong Kong Intl (HKG) is the airport you will fly out of if you book a flight from Hong Kong to Washington, D.C. Dulles Intl. You should not have trouble finding flights to Washington, D.C. Dulles Intl from Hong Kong Intl; the airport handles an average of 0 outbound flights to Washington, D.C. Dulles Intl per day. You should also have plenty of airline options to choose from since 1 airline has flights from the Hong Kong airport to Washington, D.C. Dulles Intl. It is only a 26.0 km journey to Hong Kong Intl (HKG) from Hong Kong’s city centre.

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

    United Airlines and Qatar Airways can get you from Hong Kong to Washington, D.C. Dulles Intl Airport in just under 23h 54m. Your travel time can differ by up to 4h 36m. Hong Kong and Washington, D.C. Dulles Intl Airport are separated by a distance of 13092 km. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Hong Kong to Washington, D.C. Dulles Intl Airport round-trip?

    United Airlines, at HK$7,758, was found to be the cheapest airline 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?

    Yes. In addition to deals on Hong Kong to Dulles Intl flights, Cheapflights offers holiday 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.

See more FAQs

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

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Fairfax
Arlington
Herndon
Silver Spring

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Fly from Hong Kong to Dulles Intl on these airlines

Choose from the following airlines for your flight from Hong Kong to Dulles Intl. Flights are based on user searches made on Cheapflights and were last updated on 9 January 2026.
United Airlines flights from Hong Kong Intl to Washington, D.C. Dulles Intl

Top airline flying from Hong Kong to Dulles Intl

Discover the top airline that operate flights from Hong Kong to Dulles Intl. 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 70,647 searches. Data last updated 9 January 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestHK$7,758AverageHK$9,708FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Hong Kong to Dulles Intl?

Cheapflights makes it easy to find Hong Kong to Dulles Intl flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Hong Kong to Dulles Intl?

Cheapflights simply makes it quick and affordable to book flights from Hong Kong to Dulles Intl by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Hong Kong to Dulles Intl with no change fees?

Need flexible booking options for your flight to Dulles Intl from Hong Kong? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Hong Kong to Dulles Intl become cheaper?

Yes, Cheapflights offers price alerts on Hong Kong to Dulles Intl flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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