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Cheap flights from Hong Kong to Washington, D.C. from HK$4,179

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 8-11. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — WAS
17 Aug — 24 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Hong Kong to Washington, D.C.

Enter your travel dates to find the best prices.

Cheapest flights from Hong Kong to Washington, D.C.
Explore the most affordable flight options available from Hong Kong to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 July 2026.

Mon 2-1110:35
HKG
-
IAD
2 stops25h 30m
United Airlines
Fri 6-1106:40
IAD
-
HKG
1 stop23h 35m
United Airlines
Deal found 15-7HK$5,715
Thu 12-1110:35
HKG
-
DCA
1 stop19h 21m
United Airlines
Sun 15-1118:00
DCA
-
HKG
3 stops36h 15m
United Airlines
Deal found 15-7HK$5,715
Thu 3-912:40
HKG
-
IAD
2 stops23h 52m
United Airlines
Wed 16-908:30
IAD
-
HKG
1 stop32h 30m
United Airlines
Deal found 15-7HK$5,723
Sat 5-912:40
HKG
-
IAD
2 stops22h 39m
United Airlines
Sun 18-1008:25
IAD
-
HKG
1 stop22h 05m
United Airlines
Deal found 16-7HK$5,817
Thu 3-912:40
HKG
-
IAD
2 stops22h 39m
Lufthansa
Wed 16-917:48
IAD
-
HKG
1 stop23h 12m
Lufthansa
Deal found 16-7HK$5,848
Sat 3-1012:40
HKG
-
IAD
2 stops24h 10m
United Airlines
Wed 7-1022:10
IAD
-
HKG
1 stop32h 45m
United Airlines
Deal found 16-7HK$6,037
Tue 13-1012:40
HKG
-
IAD
2 stops22h 45m
United Airlines
Fri 16-1009:28
IAD
-
HKG
1 stop21h 02m
United Airlines
Deal found 13-7HK$6,115
Mon 14-922:30
HKG
-
DCA
2 stops26h 34m
United Airlines
Wed 16-916:20
DCA
-
HKG
2 stops25h 20m
United Airlines
Deal found 13-7HK$6,115
Wed 18-1111:25
HKG
-
DCA
2 stops22h 18m
Air China
Thu 22-407:50
DCA
-
HKG
1 stop23h 05m
Air China
Deal found 15-7HK$6,523
Thu 3-917:55
HKG
-
IAD
1 stop29h 10m
Korean Air
Wed 16-913:15
IAD
-
HKG
1 stop21h 30m
Korean Air
Deal found 16-7HK$7,118
Wed 14-1000:45
HKG
-
IAD
1 stop22h 20m
Korean Air
Sun 18-1013:15
IAD
-
HKG
1 stop39h 05m
Korean Air
Deal found 18-7HK$7,252
Thu 10-912:20
HKG
-
BWI
2 stops23h 06m
Delta
Mon 28-914:03
BWI
-
HKG
2 stops27h 02m
Delta
Deal found 18-7HK$7,424

Find flight deals from Hong Kong to Washington, D.C.

Discover tips and strategies to find the most affordable flight options for your journey from Hong Kong (HKG) to Washington, D.C. (WAS). 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 18 July 2026.

Round-trip from

HK$5,715

One-way from

HK$4,179

Popular in

November

Cheapest in

September

Average price

HK$11,438
United Airlines
  • United Airlines
  • 2-11-6-11
  • 3 total stops
  • 49h 05m total
  • Hong Kong to Washington, D.C.
Search Deals
United Airlines
  • United Airlines
  • 10-10
  • 1 total stop
  • 29h 49m total
  • Hong Kong to Washington, D.C.
Search Deals
High demand for flights, 1% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease (HK$1,798 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Hong Kong to Washington, D.C. 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 18 July 2026.
Use the filters below to find and compare flights from Hong Kong to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Departure

Return

Price

Cheapest return flight

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Mon 2-11

10:35-23:05

2 stops25h 30m

Washington, D.C. Dulles Intl

Fri 6-11

06:40-19:15

1 stop23h 35m

HK$5,715

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Sat 3-10

12:40-00:50

2 stops24h 10m

Washington, D.C. Dulles Intl

Wed 7-10

22:10-18:55

1 stop32h 45m

HK$6,037

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Tue 13-10

12:40-22:52

2 stops22h 12m

Washington, D.C. Dulles Intl

Fri 16-10

16:15-05:00

1 stop24h 45m

HK$6,037

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Wed 18-11

10:35-00:30

2 stops26h 55m

Washington, D.C. Dulles Intl

Thu 22-4

08:30-18:30

1 stop22h 00m

HK$6,037

Hong KongWashington, D.C.

HKG - DCA

HKGDCA

Hong Kong Intl

Mon 14-9

11:45-22:30

1 stop22h 45m

Washington, D.C. Reagan-National

Wed 16-9

16:20-18:30

2 stops38h 10m

HK$6,115

Hong KongWashington, D.C.

HKG - DCA

HKGDCA

Hong Kong Intl

Tue 13-10

11:45-22:30

1 stop22h 45m

Washington, D.C. Reagan-National

Fri 16-10

16:24-05:40

2 stops25h 16m

HK$6,115

Hong KongBaltimore

HKG - BWI

HKGBWI

Hong Kong Intl

Sun 6-9

12:20-23:29

2 stops23h 09m

Baltimore/Washington

Wed 30-9

12:02-05:05

2 stops29h 03m

HK$7,424

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Sun 6-9

12:20-00:34

2 stops24h 14m

Washington, D.C. Dulles Intl

Wed 30-9

12:26-05:05

2 stops28h 39m

HK$7,424

Hong KongWashington, D.C.

HKG - DCA

HKGDCA

Hong Kong Intl

Sun 6-9

12:20-23:48

2 stops23h 28m

Washington, D.C. Reagan-National

Wed 30-9

12:32-05:05

2 stops28h 33m

HK$7,424

Hong KongWashington, D.C.

HKG - DCA

HKGDCA

Hong Kong Intl

Thu 10-9

12:20-23:55

2 stops23h 35m

Washington, D.C. Reagan-National

Mon 28-9

16:41-05:05

1 stop24h 24m

HK$7,424

Flights are sorted by cheapest return flights first.

Deals found on 14-7

Showing 1-10 of 59 resultsSorted by cheapest first
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Best time to book a flight from Hong Kong to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. 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.

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

Currently, May is the cheapest month in which you can book a flight from Hong Kong to Washington, D.C. (average of HK$7,220). Flying from Hong Kong to Washington, D.C. in July is currently the most expensive (average of HK$11,258). 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’s the top stopover airport for flights from Hong Kong to Washington, D.C.?

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

Incheon (ICN) – chosen by Cheapflights users on 33% of one-stop itineraries from Hong Kong to Washington, D.C. on Cheapflights.

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

Average return fare for one-stop flights from Hong Kong to Washington, D.C., 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$7,673.

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

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

Flights via Taipei City (TPE) have the shortest average one-way travel time for one-stop routes: 19h 05m.

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

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

Flights via Taipei City (TPE) offer the fastest connection on this route, with an average stopover time of 1h 45m.

Reviews of airlines servicing Washington, D.C.

Get insights into the airlines that provide service to Washington, D.C.. 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 Washington, D.C.. Reviews last updated 18 July 2026.
See what other customers who have flown with United Airlines from Hong Kong to Washington, D.C. 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
10,006 reviews
Check prices

Entertainment

7.1

Crew

8.1

Overall

7.4

Comfort

7.3

Food

6.6

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
10,006 reviews
United Airlines
7.4
Good
10,006 reviews
Check prices

Entertainment

7.1

Crew

8.1

Overall

7.4

Comfort

7.3

Food

6.6

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 Washington, D.C.. 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.?

    If you book a flight to Washington, D.C. from Hong Kong, you will be flying from Hong Kong Intl, which is the city’s only airport. Hong Kong Intl (HKG) is located 26.0 km from the centre of Hong Kong. There are 0 flights from Hong Kong Intl to Washington, D.C. per day from 0 different airlines.

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

    There are many flights that can get you from Hong Kong to Washington, D.C. in 23h 09m. Fly via United Airlines or Delta to get the fastest option. Airlines will cover a distance of 13081 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the most popular routes from Hong Kong to Washington, D.C.?

    While some choose either Hong Kong Intl - Washington, D.C. Reagan-National or Hong Kong Intl - Baltimore/Washington, Hong Kong Intl - Washington, D.C. Dulles Intl is the most popular route from Hong Kong to Washington, D.C..

  • Can I find deals for flights from Hong Kong to Washington, D.C. that include hotel bookings?

    Yes. In addition to deals on Hong Kong to Washington, D.C. flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Hong Kong to Washington, D.C.?

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

  • Can I find deals for business class flights from Hong Kong to Washington, D.C.?

    Yes. Cheapflights offers flight deals from Hong Kong to Washington, D.C. 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.?

    Currently, May is the cheapest month in which you can book a flight from Hong Kong to Washington, D.C. (average of HK$7,220). Flying from Hong Kong to Washington, D.C. in July is currently the most expensive (average of HK$11,258). 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.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Fairfax
Arlington

Browse thousands of different options on Cheapflights for your next trip

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Fly from Hong Kong to Washington, D.C. on these airlines

Choose from the following airlines for your flight from Hong Kong to Washington, D.C.. Flights are based on user searches made on Cheapflights and were last updated on 18 July 2026.
United Airlines flights from Hong Kong Intl to Washington, D.C.

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 Washington, D.C.?

Cheapflights helps you search for flights from Hong Kong to Washington, D.C. via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Hong Kong to Washington, D.C.?

Cheapflights simply makes it quick and affordable to book flights from Hong Kong to Washington, D.C. 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 Washington, D.C. with no change fees?

Yes, we can. To see specific flights from Hong Kong to Washington, D.C. with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Hong Kong to Washington, D.C. become cheaper?

Yes! Start tracking prices for Hong Kong to Washington, D.C. flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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