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Cheap flights from Hong Kong to Washington, D.C. from $525

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 10/27. 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

Discover deals from 900+ travel sites with momondo.

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

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
9:45 pm - 3:46 pm
HKG
-
IAD
30h 01m
2 stops
United Airlines Logo
5:45 pm - 5:40 am
IAD
-
HKG
23h 55m
1 stop
$779United Airlines
Sat, Sep 5 - Sun, Oct 18
United Airlines Logo
12:40 pm - 11:19 pm
HKG
-
IAD
22h 39m
2 stops
United Airlines Logo
6:37 pm - 5:00 am
IAD
-
HKG
22h 23m
1 stop
$830United Airlines
Wed, Sep 23 - Sun, Sep 27
United Airlines Logo
11:45 am - 3:10 pm
HKG
-
DCA
39h 25m
2 stops
United Airlines Logo
7:45 am - 6:55 pm
DCA
-
HKG
23h 10m
1 stop
$830United Airlines
Thu, Oct 8 - Mon, Oct 12
Multiple Airlines Logo
12:40 pm - 10:52 pm
HKG
-
DCA
22h 12m
2 stops
Multiple Airlines Logo
7:50 am - 7:20 pm
DCA
-
HKG
22h 30m
1 stop
$934Multiple Airlines
Wed, Oct 21 - Sun, Feb 28
Korean Air Logo
12:45 am - 11:05 am
HKG
-
IAD
22h 20m
1 stop
Korean Air Logo
1:15 pm - 10:55 am
IAD
-
HKG
33h 40m
1 stop
$981Korean Air
Fri, Sep 4 - Sun, Oct 18
Air China Logo
10:30 am - 7:30 pm
HKG
-
IAD
21h 00m
1 stop
Air China Logo
11:00 pm - 9:45 pm
IAD
-
HKG
34h 45m
1 stop
$994Air China
Tue, Jul 14 - Tue, Jul 21
Delta Logo
12:20 pm - 11:39 pm
HKG
-
IAD
23h 19m
2 stops
Delta Logo
8:00 am - 5:05 am
IAD
-
HKG
33h 05m
2 stops
$998Delta
Wed, Sep 2 - Sun, Oct 18
Korean Air Logo
12:45 am - 11:05 am
HKG
-
IAD
22h 20m
1 stop
Korean Air Logo
1:15 pm - 10:55 am
IAD
-
HKG
33h 40m
1 stop
$1,029Korean Air
Fri, Sep 4 - Sun, Oct 18
Delta Logo
12:45 am - 4:21 pm
HKG
-
IAD
27h 36m
2 stops
Delta Logo
10:05 am - 7:40 am
IAD
-
HKG
32h 35m
2 stops
$1,048Delta
Tue, Oct 20 - Sun, Feb 28
Multiple Airlines Logo
12:45 am - 8:34 pm
HKG
-
BWI
55h 49m
3 stops
Multiple Airlines Logo
6:24 am - 10:05 am
BWI
-
HKG
39h 41m
3 stops
$1,348Multiple Airlines
Fri, Aug 14 - Sat, Aug 22

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Delta flights from Hong Kong to Washington, D.C.

Our best Delta deals on Hong Kong to Washington, D.C. flight tickets
Delta
Sep 2
HKG12:20 pmHong Kong Intl
23h 19m
2 stops
IAD11:39 pmWashington, D.C. Dulles Intl
Oct 18
IAD8:00 amWashington, D.C. Dulles Intl
33h 05m
2 stops
HKG5:05 amHong Kong Intl
$998
Delta
Oct 20
HKG12:45 amHong Kong Intl
27h 36m
2 stops
IAD4:21 pmWashington, D.C. Dulles Intl
Feb 28
IAD10:05 amWashington, D.C. Dulles Intl
32h 35m
2 stops
HKG7:40 amHong Kong Intl
$1,048
Delta
Oct 18
HKG12:20 pmHong Kong Intl
22h 19m
2 stops
IAD10:39 pmWashington, D.C. Dulles Intl
Feb 28
IAD7:05 amWashington, D.C. Dulles Intl
27h 05m
2 stops
HKG11:10 pmHong Kong Intl
$1,055

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
Aug 2
HKG8:55 amHong Kong Intl
38h 40m
1 stop
IAD11:35 amWashington, D.C. Dulles Intl
Aug 23
IAD1:20 pmWashington, D.C. Dulles Intl
30h 20m
1 stop
HKG7:40 amHong Kong Intl
$1,112
Turkish Airlines
Aug 2
HKG8:55 amHong Kong Intl
38h 40m
1 stop
IAD11:35 amWashington, D.C. Dulles Intl
Aug 21
IAD9:45 pmWashington, D.C. Dulles Intl
21h 40m
1 stop
HKG7:25 amHong Kong Intl
$1,121
Turkish Airlines
Jul 19
HKG8:55 amHong Kong Intl
38h 40m
1 stop
IAD11:35 amWashington, D.C. Dulles Intl
Aug 12
IAD1:20 pmWashington, D.C. Dulles Intl
30h 05m
1 stop
HKG7:25 amHong Kong Intl
$1,155

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 July 1, 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

Depart

Return

Price

Cheapest round-trip

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Sat 9/5

9:45 pm-3:46 pm

2 stops30h 01m

Washington, D.C. Dulles Intl

Sun 10/18

5:45 pm-5:40 am

1 stop23h 55m

$779

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Wed 9/23

12:40 pm-11:19 pm

2 stops22h 39m

Washington, D.C. Dulles Intl

Sun 9/27

6:37 pm-5:00 am

1 stop22h 23m

$830

Hong KongWashington, D.C.

HKG - DCA

HKGDCA

Hong Kong Intl

Thu 10/8

11:45 am-3:10 pm

2 stops39h 25m

Washington, D.C. Reagan-National

Mon 10/12

7:45 am-6:55 pm

1 stop23h 10m

$830
Quickest round-trip

Hong KongWashington, D.C.

HKG - DCA

HKGDCA

Hong Kong Intl

Wed 10/21

12:40 pm-10:52 pm

2 stops22h 12m

Washington, D.C. Reagan-National

Sun 2/28

7:50 am-7:20 pm

1 stop22h 30m

$934

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-10:55 am

1 stop33h 40m

$981

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Tue 7/14

10:30 am-7:30 pm

1 stop21h 00m

Washington, D.C. Dulles Intl

Tue 7/21

11:00 pm-9:45 pm

1 stop34h 45m

$994

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Wed 9/2

12:20 pm-11:39 pm

2 stops23h 19m

Washington, D.C. Dulles Intl

Sun 10/18

8:00 am-5:05 am

2 stops33h 05m

$998

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-10:55 am

1 stop33h 40m

$1,029

Hong KongWashington, D.C.

HKG - IAD

HKGIAD

Hong Kong Intl

Tue 10/20

12:45 am-4:21 pm

2 stops27h 36m

Washington, D.C. Dulles Intl

Sun 2/28

10:05 am-7:40 am

2 stops32h 35m

$1,048

Hong KongBaltimore

HKG - BWI

HKGBWI

Hong Kong Intl

Fri 8/14

12:45 am-8:34 pm

3 stops55h 49m

Baltimore/Washington

Sat 8/22

6:24 am-10:05 am

3 stops39h 41m

$1,348

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.

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.?

The month of April is, on average, the cheapest month to fly to Washington, D.C. from Hong Kong, with most prices found around $853. If you’re not able to fly to Washington, D.C. in April, then October is your next best option. Flight prices from Hong Kong to Washington, D.C. during October average around $858.

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

You could potentially save up to 3% 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 July 2026, prices for Hong Kong to Washington, D.C. flights are approximately 28% 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.

Fastest flight time

22h 34m

Direct flights

None
The fastest flight from Hong Kong to Washington, D.C. takes 22h 34m
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

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

  • 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 22h 34m.

  • 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 many operators does momondo search for flights from Hong Kong Intl Airport to Washington, D.C.?

  • 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.?

Best airlines flying from Hong Kong to Washington, D.C.

Compare and see reviews for airlines that fly from Hong Kong to Washington, D.C. with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $853Free CancellationRating
7.4
9,909 reviews
Search United Airlines flights

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
Waldorf
Laurel
Woodbridge
Fredericksburg
Gaithersburg
Linthicum Heights
Rockville
Colonial Beach
Towson
Manassas
Silver Spring
Tysons
Springfield
Bethesda
Fairfax
Glen Burnie

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.

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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