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Cheap flights from Hong Kong to Washington, D.C. Dulles Intl Airport from HK$3,626

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 4-3. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — IAD
12 Mar — 19 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap 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 10 February 2026.

Wed 1-412:40
HKG
-
IAD
2 stops22h 45m
United Airlines
Sun 5-422:10
IAD
-
HKG
1 stop42h 50m
United Airlines
Deal found 8-2HK$6,674
Mon 9-222:45
HKG
-
IAD
2 stops30h 40m
Air China
Mon 2-319:13
IAD
-
HKG
1 stop22h 47m
Air China
Deal found 6-2HK$6,853
Mon 9-219:40
HKG
-
IAD
2 stops33h 46m
Multiple Airlines
Mon 2-318:27
IAD
-
HKG
2 stops28h 23m
Multiple Airlines
Deal found 6-2HK$7,096
Wed 4-323:20
HKG
-
IAD
1 stop33h 00m
Turkish Airlines
Wed 11-314:30
IAD
-
HKG
1 stop38h 35m
Turkish Airlines
Deal found 8-2HK$7,361
Tue 24-310:00
HKG
-
IAD
1 stop38h 45m
Turkish Airlines
Tue 31-321:45
IAD
-
HKG
1 stop31h 35m
Turkish Airlines
Deal found 7-2HK$7,440
Mon 9-320:15
HKG
-
IAD
1 stop35h 15m
Air China
Tue 17-323:00
IAD
-
HKG
1 stop24h 40m
Air China
Deal found 9-2HK$7,494
Wed 17-611:05
HKG
-
IAD
2 stops32h 27m
EVA Air
Wed 15-717:01
IAD
-
HKG
2 stops27h 49m
EVA Air
Deal found 9-2HK$7,572
Sun 8-200:25
HKG
-
IAD
1 stop28h 30m
Qatar Airways
Mon 2-320:05
IAD
-
HKG
1 stop36h 35m
Qatar Airways
Deal found 6-2HK$7,658
Mon 9-318:05
HKG
-
IAD
1 stop34h 50m
Qatar Airways
Mon 16-321:05
IAD
-
HKG
1 stop36h 35m
Qatar Airways
Deal found 9-2HK$7,697
Tue 10-310:00
HKG
-
IAD
1 stop46h 20m
Turkish Airlines
Sat 14-322:15
IAD
-
HKG
1 stop30h 50m
Turkish Airlines
Deal found 9-2HK$7,822
Mon 9-318:05
HKG
-
IAD
1 stop34h 50m
Qatar Airways
Wed 18-311:40
IAD
-
HKG
1 stop22h 00m
Qatar Airways
Deal found 9-2HK$7,862

Find 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 10 February 2026.

Round-trip from

HK$6,674

One-way from

HK$3,626

Popular in

May

Cheapest in

February

Average price

HK$7,299
United Airlines
  • United Airlines
  • 1-4-5-4
  • 3 total stops
  • 55h 00m total
  • Hong Kong to Washington, D.C.
Search Deals
4-3
  • 4-3
  • 3 total stops
  • 27h 28m total
  • Hong Kong to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (HK$7,367 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (HK$3,097 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

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 10 February 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

Wed 1-4

12:40-23:25

2 stops22h 45m

Washington, D.C. Dulles Intl

Sun 5-4

22:10-05:00

1 stop42h 50m

HK$6,674

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Mon 9-3

18:05-16:55

1 stop34h 50m

Washington, D.C. Dulles Intl

Mon 16-3

21:05-21:40

1 stop36h 35m

HK$7,697

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Tue 10-3

10:00-20:20

1 stop46h 20m

Washington, D.C. Dulles Intl

Sat 14-3

22:15-17:05

1 stop30h 50m

HK$7,822

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Mon 9-3

18:05-16:55

1 stop34h 50m

Washington, D.C. Dulles Intl

Wed 18-3

11:40-21:40

1 stop22h 00m

HK$7,862

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Tue 10-3

00:25-16:55

1 stop28h 30m

Washington, D.C. Dulles Intl

Wed 18-3

11:40-21:40

1 stop22h 00m

HK$7,862

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Wed 17-6

09:30-20:32

2 stops23h 02m

Washington, D.C. Dulles Intl

Wed 15-7

09:45-22:45

2 stops25h 00m

HK$8,002

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Tue 10-3

00:25-16:55

1 stop28h 30m

Washington, D.C. Dulles Intl

Sun 15-3

11:40-21:40

1 stop22h 00m

HK$8,104

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Wed 1-4

09:45-07:50

2 stops34h 05m

Washington, D.C. Dulles Intl

Sun 5-4

22:07-05:15

2 stops43h 08m

HK$8,112

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Sun 8-3

18:05-16:55

1 stop34h 50m

Washington, D.C. Dulles Intl

Tue 17-3

21:05-21:40

1 stop36h 35m

HK$8,127

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Wed 17-6

16:05-11:09

1 stop31h 04m

Washington, D.C. Dulles Intl

Wed 15-7

19:21-04:05

1 stop20h 44m

HK$8,182

Flights are sorted by cheapest return flights first.

Deals found on 9-2

Showing 1-10 of 20 results
1
2

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

How much does it cost for a return flight from Hong Kong to Washington, D.C. Dulles Intl Airport?

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 10 February 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
9,269 reviews
Check prices

Crew

8.1

Food

6.6

Comfort

7.3

Overall

7.4

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
United Airlines
7.4
Good
9,269 reviews
United Airlines
7.4
Good
9,269 reviews
Check prices

Crew

8.1

Food

6.6

Comfort

7.3

Overall

7.4

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats

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, Qatar Airways, and Turkish Airlines can get you from Hong Kong to Washington, D.C. Dulles Intl Airport in just under 22h 45m. Your travel time can differ by up to 23h 35m. 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$7,196, was found to be the cheapest airline from Hong Kong to Washington, D.C. Dulles Intl Airport.. This flight start at 17% lower than the current average price 3 months from now.

  • 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

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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 10 February 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 10 February 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestHK$7,196AverageHK$9,738FlexibilityNo 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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