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Cheap flights from Hong Kong to Washington, D.C. from $608

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Hong Kong to Washington, D.C. departing on 8/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Hong Kong to Washington, D.C.

Recent round-trip flight deals from Hong Kong to Washington, D.C.

Enter your travel dates to find the best prices.
United Airlines Logo
10:30 pm - 9:19 am
HKG
-
IAD
23h 49m
2 stops
United Airlines Logo
10:10 pm - 7:20 pm
IAD
-
HKG
32h 10m
1 stop
$770United Airlines
Mon, Nov 2 - Fri, Nov 6
United Airlines Logo
10:30 pm - 11:52 am
HKG
-
IAD
25h 22m
2 stops
United Airlines Logo
9:45 am - 6:55 pm
IAD
-
HKG
21h 10m
1 stop
$783United Airlines
Sat, Sep 5 - Sun, Oct 18
United Airlines Logo
11:25 am - 9:04 pm
HKG
-
IAD
22h 39m
2 stops
United Airlines Logo
12:30 pm - 5:15 am
IAD
-
HKG
28h 45m
1 stop
$878United Airlines
Mon, Nov 16 - Sun, May 16
Korean Air Logo
12:45 am - 11:05 am
HKG
-
IAD
22h 20m
1 stop
Korean Air Logo
1:15 pm - 4:20 pm
IAD
-
HKG
39h 05m
1 stop
$925Korean Air
Wed, Oct 14 - Sun, Oct 18
Korean Air Logo
12:45 am - 11:05 am
HKG
-
IAD
22h 20m
1 stop
Korean Air Logo
1:15 pm - 4:20 pm
IAD
-
HKG
39h 05m
1 stop
$934Korean Air
Wed, Sep 2 - Wed, Sep 16
Korean Air Logo
5:55 pm - 11:05 am
HKG
-
IAD
29h 10m
1 stop
Korean Air Logo
1:15 pm - 4:20 pm
IAD
-
HKG
39h 05m
1 stop
$938Korean Air
Thu, Sep 3 - Wed, Sep 16
Delta Logo
12:20 pm - 12:34 am
HKG
-
IAD
24h 14m
2 stops
Delta Logo
12:26 pm - 5:05 am
IAD
-
HKG
28h 39m
2 stops
$947Delta
Sun, Sep 6 - Wed, Sep 30
Korean Air Logo
12:55 am - 9:50 am
HKG
-
IAD
21h 55m
1 stop
Korean Air Logo
11:50 am - 11:10 pm
IAD
-
HKG
22h 20m
1 stop
$950Korean Air
Sun, Nov 1 - Fri, Nov 6
Korean Air Logo
12:45 am - 11:05 am
HKG
-
IAD
22h 20m
1 stop
Korean Air Logo
1:15 pm - 4:20 pm
IAD
-
HKG
39h 05m
1 stop
$951Korean Air
Fri, Sep 4 - Sun, Oct 18
Delta Logo
12:20 pm - 11:35 pm
HKG
-
IAD
23h 15m
2 stops
Delta Logo
7:38 pm - 10:55 am
IAD
-
HKG
27h 17m
2 stops
$954Delta
Thu, Oct 15 - Sun, Oct 18

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United Airlines flights from Hong Kong to Washington, D.C. Dulles Intl Airport

Our best United Airlines deals on Hong Kong to Washington, D.C. Dulles Intl Airport flight tickets
United Airlines
Nov 2
HKG10:30 pmHong Kong Intl
23h 49m
2 stops
IAD9:19 amWashington, D.C. Dulles Intl
Nov 6
IAD10:10 pmWashington, D.C. Dulles Intl
32h 10m
1 stop
HKG7:20 pmHong Kong Intl
$770
United Airlines
Sep 5
HKG10:30 pmHong Kong Intl
25h 22m
2 stops
IAD11:52 amWashington, D.C. Dulles Intl
Oct 18
IAD9:45 amWashington, D.C. Dulles Intl
21h 10m
1 stop
HKG6:55 pmHong Kong Intl
$783
United Airlines
Nov 16
HKG11:25 amHong Kong Intl
22h 39m
2 stops
IAD9:04 pmWashington, D.C. Dulles Intl
May 16
IAD12:30 pmWashington, D.C. Dulles Intl
28h 45m
1 stop
HKG5:15 amHong Kong Intl
$878

Delta flights from Hong Kong to Washington, D.C. Dulles Intl Airport

Our best Delta deals on Hong Kong to Washington, D.C. Dulles Intl Airport flight tickets
Delta
Sep 6
HKG12:20 pmHong Kong Intl
24h 14m
2 stops
IAD12:34 amWashington, D.C. Dulles Intl
Sep 30
IAD12:26 pmWashington, D.C. Dulles Intl
28h 39m
2 stops
HKG5:05 amHong Kong Intl
$947
Delta
Oct 15
HKG12:20 pmHong Kong Intl
23h 15m
2 stops
IAD11:35 pmWashington, D.C. Dulles Intl
Oct 18
IAD7:38 pmWashington, D.C. Dulles Intl
27h 17m
2 stops
HKG10:55 amHong Kong Intl
$954
Delta
Sep 2
HKG12:45 amHong Kong Intl
22h 20m
1 stop
IAD11:05 amWashington, D.C. Dulles Intl
Sep 16
IAD5:15 pmWashington, D.C. Dulles Intl
23h 50m
2 stops
HKG5:05 amHong Kong Intl
$1,044

momondo Fare Finder

 
Customize your flight search to find flights from Hong Kong to Washington, D.C. Dulles Intl Airport 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, momondo users made 832,500 searches. Data last updated July 23, 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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Mon 11/2

10:30 pm-9:19 am

2 stops23h 49m

Washington, D.C. Dulles Intl

Fri 11/6

10:10 pm-7:20 pm

1 stop32h 10m

$770

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Sat 9/5

10:30 pm-11:52 am

2 stops25h 22m

Washington, D.C. Dulles Intl

Sun 10/18

9:45 am-6:55 pm

1 stop21h 10m

$783

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Mon 11/16

11:25 am-9:04 pm

2 stops22h 39m

Washington, D.C. Dulles Intl

Sun 5/16

12:30 pm-5:15 am

1 stop28h 45m

$878

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Wed 10/14

12:45 am-11:05 am

1 stop22h 20m

Washington, D.C. Dulles Intl

Sun 10/18

1:15 pm-4:20 pm

1 stop39h 05m

$925

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Wed 9/2

12:45 am-11:05 am

1 stop22h 20m

Washington, D.C. Dulles Intl

Wed 9/16

1:15 pm-4:20 pm

1 stop39h 05m

$934

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Thu 9/3

5:55 pm-11:05 am

1 stop29h 10m

Washington, D.C. Dulles Intl

Wed 9/16

1:15 pm-4:20 pm

1 stop39h 05m

$938

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Sun 9/6

12:20 pm-12:34 am

2 stops24h 14m

Washington, D.C. Dulles Intl

Wed 9/30

12:26 pm-5:05 am

2 stops28h 39m

$947
Quickest round-trip

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Sun 11/1

12:55 am-9:50 am

1 stop21h 55m

Washington, D.C. Dulles Intl

Fri 11/6

11:50 am-11:10 pm

1 stop22h 20m

$950

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Fri 9/4

12:45 am-11:05 am

1 stop22h 20m

Washington, D.C. Dulles Intl

Sun 10/18

1:15 pm-4:20 pm

1 stop39h 05m

$951

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Thu 10/15

12:20 pm-11:35 pm

2 stops23h 15m

Washington, D.C. Dulles Intl

Sun 10/18

7:38 pm-10:55 am

2 stops27h 17m

$954

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Hong Kong to Washington, D.C. Dulles Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?

In general, April is the cheapest month to fly from Hong Kong to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $853. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of April, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $921.

Can stopping save me money on Hong Kong to Washington, D.C. Dulles Intl Airport flights?

You could potentially save up to 4% on your flight if you consider stops on a Hong Kong to Washington, D.C. Dulles Intl Airport flight.

Cheap Hong Kong to Washington, D.C. Dulles Intl Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Hong Kong to Washington, D.C. Dulles Intl Airport

Fastest flight time

22h 58m

Direct flights

None
The fastest flight from Hong Kong to Washington, D.C. Dulles Intl Airport takes 22h 58m
There are no direct flights from Hong Kong to Washington, D.C. Dulles Intl Airport. There are no popular flight routes from Hong Kong to Washington, D.C. Dulles Intl Airport.
Search flight deals

Frequently asked questions about flying from Hong Kong to Washington, D.C. Dulles Intl Airport

  • When did momondo last update prices for flights from Hong Kong to Washington, D.C. Dulles Intl Airport?

    Prices for flights from Hong Kong to Washington, D.C. Dulles Intl Airport are updated daily.

  • How old do you have to be to fly from Hong Kong to Washington, D.C. Dulles Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Hong Kong to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The necessary travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Arlington
Gettysburg
Winchester
Waldorf
Laurel
Woodbridge
Fredericksburg
Gaithersburg
Linthicum Heights
Rockville
Manassas
Towson
Silver Spring
Colonial Beach
Sterling
Springfield
Tysons
Fairfax

Why use momondo?

Why should I use momondo to find a flight deal from Hong Kong to Washington, D.C.?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Hong Kong to Washington, D.C. for you.

Can I find flights from Hong Kong to Washington, D.C. with flexible booking policies on momondo?

All flight searches from Hong Kong to Washington, D.C. on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Hong Kong to Washington, D.C.?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Washington, D.C. from Hong Kong.

I’m not ready to book a flight from Hong Kong to Washington, D.C. right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Hong Kong to Washington, D.C. flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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