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Cheap flights from Hong Kong to Washington, D.C. Dulles Intl Airport from HK$3,489

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 7-12. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — IAD
2 Dez — 9 Dez1
1 adult
1 adult, Economy, 0 bags

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 2 November 2025.

Do 4-1220:05HKG - IAD
2 stops23h 01mChina Airlines
Mo 19-118:04IAD - HKG
2 stops26h 11mChina Airlines
Deal found 1-11HK$6,573
Sa 1-1120:05HKG - IAD
2 stops23h 18mChina Airlines
Sa 8-1118:13IAD - HKG
2 stops26h 02mChina Airlines
Deal found 31-10HK$6,876
Do 4-1210:00HKG - IAD
1 stop46h 20mTurkish Airlines
Mo 19-121:15IAD - HKG
1 stop30h 50mTurkish Airlines
Deal found 1-11HK$7,265
Di 2-1223:20HKG - IAD
1 stop25h 25mTurkish Airlines
Mo 19-113:30IAD - HKG
1 stop38h 35mTurkish Airlines
Deal found 1-11HK$7,280
Mo 24-1109:35HKG - IAD
2 stops46h 45mMultiple Airlines
So 25-109:45IAD - HKG
2 stops43h 55mMultiple Airlines
Deal found 1-11HK$7,506
Mi 3-1200:25HKG - IAD
1 stop28h 30mQatar Airways
Mo 19-120:05IAD - HKG
1 stop36h 35mQatar Airways
Deal found 1-11HK$7,607
Mo 1-1200:25HKG - IAD
1 stop44h 55mQatar Airways
Mo 19-120:05IAD - HKG
1 stop36h 35mQatar Airways
Deal found 1-11HK$7,653
Do 11-1210:00HKG - IAD
1 stop38h 45mTurkish Airlines
So 14-1213:30IAD - HKG
1 stop38h 35mTurkish Airlines
Deal found 31-10HK$7,684
Mi 3-1200:25HKG - IAD
1 stop28h 30mMultiple Airlines
Mo 19-122:10IAD - HKG
2 stops31h 30mMultiple Airlines
Deal found 1-11HK$7,816
Fr 5-1200:25HKG - IAD
1 stop28h 30mJetBlue
So 4-110:40IAD - HKG
1 stop22h 00mJetBlue
Deal found 2-11HK$7,840
So 23-1100:25HKG - IAD
1 stop28h 30mQatar Airways
So 25-110:40IAD - HKG
1 stop22h 00mQatar Airways
Deal found 1-11HK$7,871
Di 2-1207:10HKG - IAD
3 stops45h 36mMultiple Airlines
Mo 19-114:35IAD - HKG
3 stops32h 50mMultiple Airlines
Deal found 1-11HK$8,018

Cheap flight deals from Hong Kong to Dulles Intl

Keep the following information in mind while searching for Hong Kong to Dulles Intl flight deals. Data was last updated 2 November 2025.

Round-trip from

HK$6,573

One-way from

HK$3,489

Popular in

May

Cheapest in

October

Average price

HK$9,425
China Airlines
  • China Airlines
  • 4-12-17-1
  • 4 total stops
  • 52h 37m total
  • Hong Kong to Washington, D.C.
Search Deals
7-12
  • 7-12
  • 3 total stops
  • 47h 15m total
  • Hong Kong to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (HK$3,918 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (HK$1,451 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
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 2 November 2025.
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

Di 2-12

17:35-16:36

2 stops36h 01m

Washington, D.C. Dulles Intl

Mo 19-1

18:04-10:10

2 stops27h 06m

HK$6,573

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Mi 3-12

00:25-15:55

1 stop28h 30m

Washington, D.C. Dulles Intl

Mo 19-1

20:05-21:40

1 stop36h 35m

HK$7,607

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Mo 1-12

00:25-08:20

1 stop44h 55m

Washington, D.C. Dulles Intl

Mo 19-1

20:05-21:40

1 stop36h 35m

HK$7,653

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Do 4-12

18:05-08:20

1 stop27h 15m

Washington, D.C. Dulles Intl

Mo 19-1

17:48-18:40

2 stops35h 52m

HK$7,816

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Fr 5-12

00:25-15:55

1 stop28h 30m

Washington, D.C. Dulles Intl

So 4-1

10:40-21:40

1 stop22h 00m

HK$7,840

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Di 2-12

07:10-15:46

3 stops45h 36m

Washington, D.C. Dulles Intl

Mo 19-1

14:35-12:25

3 stops32h 50m

HK$8,018

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Mi 3-12

00:25-15:55

1 stop28h 30m

Washington, D.C. Dulles Intl

Sa 17-1

17:48-18:40

2 stops35h 52m

HK$8,166

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Mo 8-12

20:25-16:11

2 stops32h 46m

HK$3,691

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Mo 8-12

07:40-14:29

3 stops43h 49m

HK$3,815

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Di 9-12

20:15-18:18

3 stops59h 03m

HK$3,854

Flights are sorted by cheapest return flights first.

Deals found on 1-11

Showing 1-10 of 15 results
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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

What is the cheapest month to book a flight from Hong Kong to Washington, D.C. Dulles Intl Airport?

Currently, February is the cheapest month in which you can book a flight from Hong Kong to Washington, D.C. Dulles Intl Airport (average of HK$6,946). Flying from Hong Kong to Washington, D.C. Dulles Intl Airport in August is currently the most expensive (average of HK$9,091). 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.

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 2 November 2025.
See what other customers who have flown with United Airlines from Hong Kong to Washington, D.C. Dulles Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,997 reviews
Check prices

Crew

8.1

Entertainment

7.1

Food

6.6

Overall

7.4

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
8,997 reviews
United Airlines
7.4
Good
8,997 reviews
Check prices

Crew

8.1

Entertainment

7.1

Food

6.6

Overall

7.4

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

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.

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

    China Airlines and Qatar Airways can get you from Hong Kong to Washington, D.C. Dulles Intl Airport in just under 28h 30m. Your travel time can differ by up to 7h 31m. 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$7,732, was found to be the cheapest airline from Hong Kong to Washington, D.C. Dulles Intl Airport.. This flight start at 6% 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.

  • What is the cheapest month to book a flight from Hong Kong to Washington, D.C. Dulles Intl Airport?

    Currently, February is the cheapest month in which you can book a flight from Hong Kong to Washington, D.C. Dulles Intl Airport (average of HK$6,946). Flying from Hong Kong to Washington, D.C. Dulles Intl Airport in August is currently the most expensive (average of HK$9,091). 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

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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Alternative routes for Hong Kong to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
Hong Kong to Dulles Intl flights
Hong Kong to Baltimore flights
Hong Kong to Reagan-National flights

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 2 November 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestHK$7,732AverageHK$8,754FlexibilityNo 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 goes through 900+ travel sites to look for the best flight deals for flights from Hong Kong to Dulles Intl. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Dulles Intl from Hong Kong.

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

Yes! Cheapflights helps users easily find flights from Hong Kong to Dulles Intl with no change fees.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Dulles Intl from Hong Kong today and book when prices fit your budget.

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