Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Hong Kong to Washington, D.C. from $501

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 11/14. 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
0 bags

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

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

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:10 am - 10:35 pmHKG-DCA
28h 25m2 stops
Multiple Airlines Logo
9:40 am - 12:55 amDCA-HKG
26h 15m2 stops
$743Multiple Airlines
Find Deal
Tue, Nov 11 - Sun, Nov 16
Multiple Airlines Logo
10:25 am - 10:35 pmHKG-DCA
25h 10m2 stops
Multiple Airlines Logo
9:40 am - 12:55 amDCA-HKG
26h 15m2 stops
$772Multiple Airlines
Find Deal
Sat, Nov 8 - Sat, Nov 15
United Airlines Logo
10:35 am - 9:17 pmHKG-IAD
23h 42m2 stops
United Airlines Logo
6:00 pm - 7:00 amIAD-HKG
24h 00m1 stop
$869United Airlines
Find Deal
Tue, Feb 10 - Sat, Feb 28
United Airlines Logo
10:30 pm - 11:59 amHKG-DCA
26h 29m2 stops
United Airlines Logo
5:50 pm - 6:45 amDCA-HKG
23h 55m1 stop
$869United Airlines
Find Deal
Fri, Feb 20 - Tue, Feb 24
Turkish Airlines Logo
11:20 pm - 7:20 pmHKG-IAD
33h 00m1 stop
Turkish Airlines Logo
1:30 pm - 5:05 pmIAD-HKG
38h 35m1 stop
$951Turkish Airlines
Find Deal
Tue, Feb 10 - Sat, Feb 28
Turkish Airlines Logo
10:00 am - 7:20 pmHKG-IAD
46h 20m1 stop
Turkish Airlines Logo
9:15 pm - 8:20 amIAD-HKG
22h 05m1 stop
$969Turkish Airlines
Find Deal
Tue, Nov 25 - Tue, Dec 2
Qatar Airways Logo
12:25 am - 3:55 pmHKG-IAD
28h 30m1 stop
Qatar Airways Logo
8:05 pm - 9:40 pmIAD-HKG
36h 35m1 stop
$980Qatar Airways
Find Deal
Mon, Nov 24 - Tue, Dec 2
Qatar Airways Logo
12:25 am - 3:55 pmHKG-IAD
28h 30m1 stop
Qatar Airways Logo
8:05 pm - 2:50 pmIAD-HKG
29h 45m1 stop
$1,007Qatar Airways
Find Deal
Thu, Nov 13 - Fri, Nov 14
Korean Air Logo
12:55 am - 9:50 amHKG-IAD
21h 55m1 stop
Korean Air Logo
1:30 pm - 10:55 amIAD-HKG
33h 25m1 stop
$1,146Korean Air
Find Deal
Sun, Jan 25 - Thu, Jul 9
Korean Air Logo
12:55 am - 1:25 pmHKG-DCA
25h 30m2 stops
Korean Air Logo
6:05 am - 11:10 pmDCA-HKG
28h 05m2 stops
$1,462Korean Air
Find Deal
Thu, Feb 19 - Tue, Feb 24

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

Our best United Airlines deals on Hong Kong to Washington, D.C. flight tickets
United Airlines
Feb 10
HKG10:35 amHong Kong Intl
23h 42m
2 stops
IAD9:17 pmWashington, D.C. Dulles Intl
Feb 28
IAD6:00 pmWashington, D.C. Dulles Intl
24h 00m
1 stop
HKG7:00 amHong Kong Intl
$869
Find similar
United Airlines
Nov 23
HKG10:45 pmHong Kong Intl
21h 35m
2 stops
IAD7:20 amWashington, D.C. Dulles Intl
Nov 30
IAD10:31 pmWashington, D.C. Dulles Intl
31h 49m
1 stop
HKG7:20 pmHong Kong Intl
$897
Find similar
United Airlines
Dec 6
HKG11:25 amHong Kong Intl
23h 51m
2 stops
IAD10:16 pmWashington, D.C. Dulles Intl
Jan 4
IAD6:30 amWashington, D.C. Dulles Intl
23h 50m
1 stop
HKG7:20 pmHong Kong Intl
$1,139
Find similar

Turkish Airlines flights from Hong Kong to Washington, D.C.

Our best Turkish Airlines deals on Hong Kong to Washington, D.C. flight tickets
Turkish Airlines
Feb 10
HKG11:20 pmHong Kong Intl
33h 00m
1 stop
IAD7:20 pmWashington, D.C. Dulles Intl
Feb 28
IAD1:30 pmWashington, D.C. Dulles Intl
38h 35m
1 stop
HKG5:05 pmHong Kong Intl
$951
Find similar
Turkish Airlines
Nov 25
HKG10:00 amHong Kong Intl
46h 20m
1 stop
IAD7:20 pmWashington, D.C. Dulles Intl
Dec 2
IAD9:15 pmWashington, D.C. Dulles Intl
22h 05m
1 stop
HKG8:20 amHong Kong Intl
$969
Find similar
Turkish Airlines
Nov 11
HKG11:20 pmHong Kong Intl
25h 25m
1 stop
IAD11:45 amWashington, D.C. Dulles Intl
Nov 16
IAD9:15 pmWashington, D.C. Dulles Intl
22h 05m
1 stop
HKG8:20 amHong Kong Intl
$973
Find similar

momondo Fare Finder

 
Customize 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, momondo users made 832,500 searches. Data last updated October 13, 2025.
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

Depart

Return

Price

Hong KongWashington, D.C.

HKG - DCA

HKGDCA

Hong Kong Intl

Tue 11/11

7:10 am-10:35 pm

2 stops28h 25m

Washington, D.C. Reagan-National

Sun 11/16

9:40 am-12:55 am

2 stops26h 15m

$743

Hong KongWashington, D.C.

HKG - DCA

HKGDCA

Hong Kong Intl

Sat 11/8

10:25 am-10:35 pm

2 stops25h 10m

Washington, D.C. Reagan-National

Sat 11/15

9:40 am-12:55 am

2 stops26h 15m

$772

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Tue 2/10

10:35 am-9:17 pm

2 stops23h 42m

Washington, D.C. Dulles Intl

Sat 2/28

6:00 pm-7:00 am

1 stop24h 00m

$869

Hong KongWashington, D.C.

HKG - DCA

HKGDCA

Hong Kong Intl

Fri 2/20

10:30 pm-11:59 am

2 stops26h 29m

Washington, D.C. Reagan-National

Tue 2/24

5:50 pm-6:45 am

1 stop23h 55m

$869

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Tue 2/10

11:20 pm-7:20 pm

1 stop33h 00m

Washington, D.C. Dulles Intl

Sat 2/28

1:30 pm-5:05 pm

1 stop38h 35m

$951

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Tue 11/25

10:00 am-7:20 pm

1 stop46h 20m

Washington, D.C. Dulles Intl

Tue 12/2

9:15 pm-8:20 am

1 stop22h 05m

$969

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Mon 11/24

12:25 am-3:55 pm

1 stop28h 30m

Washington, D.C. Dulles Intl

Tue 12/2

8:05 pm-9:40 pm

1 stop36h 35m

$980

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Thu 11/13

12:25 am-3:55 pm

1 stop28h 30m

Washington, D.C. Dulles Intl

Fri 11/14

8:05 pm-2:50 pm

1 stop29h 45m

$1,007

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Sun 1/25

12:55 am-9:50 am

1 stop21h 55m

Washington, D.C. Dulles Intl

Thu 7/9

1:30 pm-10:55 am

1 stop33h 25m

$1,146

Hong KongWashington, D.C.

HKG - DCA

HKGDCA

Hong Kong Intl

Thu 2/19

12:55 am-1:25 pm

2 stops25h 30m

Washington, D.C. Reagan-National

Tue 2/24

6:05 am-11:10 pm

2 stops28h 05m

$1,462

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Washington, D.C. from

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

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 typical price of a round-trip flight between Hong Kong and Washington, D.C.?

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

The month of September is, on average, the cheapest month to fly to Washington, D.C. from Hong Kong, with most prices found around $955. If you’re not able to fly to Washington, D.C. in September, then October is your next best option. Flight prices from Hong Kong to Washington, D.C. during October average around $974.

What is the cheapest day to depart on your flight to Washington, D.C.?

On average, the least expensive day to fly to Washington, D.C. from Hong Kong is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $1,012. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Hong Kong to Washington, D.C. for around $1,448.

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

You could potentially save up to 2% on your flight if you consider stops on a Hong Kong to Washington, D.C. flight.

How have Hong Kong to Washington, D.C. flight prices changed over time?

As of October 2025, prices for Hong Kong to Washington, D.C. flights are approximately 19% cheaper when compared to flights at the same time last year.

When to book flights from Hong Kong to Washington, D.C.

Are you open to changing your travel dates? Check out the ideal times to fly from Hong Kong to Washington, D.C. according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Hong Kong to Washington, D.C. (HKG to WAS) flight deals and tips

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

Direct flights

None
There are no direct flights from Hong Kong to Washington, D.C.. There are no popular flight routes from Hong Kong to Washington, D.C..
Search flight deals

  • How far is Hong Kong Intl to Washington, D.C. by plane?

    Washington, D.C. is 8138.7 mi away from Hong Kong Intl. In terms of flight time, this usually takes a little over 19h 03m.

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

    Prices for flights from Hong Kong Intl Airport to Washington, D.C. were last updated today.

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Hong Kong Intl Airport to Washington, D.C..

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

    The required travel and health documents for your Washington, D.C. trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C.. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Hong Kong to Washington, D.C.?

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

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

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.?

momondo helps you find the best flight between Hong Kong and Washington, D.C. by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to Washington, D.C. from Hong Kong. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Washington, D.C. trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Wed 11/12
Wed 11/19
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.
Washington, D.C. Reagan-National Airport
Washington, D.C. Dulles Intl Airport