Latest deals
Insights
FAQs
Price Alerts

Cheap flights from Hong Kong to Washington, D.C. from $472

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 4/23. 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.

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 - 11:59 am
HKG
-
DCA
25h 29m
2 stops
United Airlines Logo
11:55 am - 6:30 pm
DCA
-
HKG
42h 35m
2 stops
$867United Airlines
Wed, Apr 1 - Sun, Apr 5
United Airlines Logo
9:45 pm - 10:59 am
HKG
-
DCA
25h 14m
2 stops
United Airlines Logo
7:30 am - 6:55 pm
DCA
-
HKG
23h 25m
1 stop
$868United Airlines
Thu, Apr 9 - Thu, Apr 16
United Airlines Logo
11:45 am - 11:35 am
HKG
-
DCA
35h 50m
2 stops
United Airlines Logo
11:55 am - 5:40 am
DCA
-
HKG
29h 45m
2 stops
$986United Airlines
Wed, Apr 1 - Sun, Apr 5
Air Canada Logo
9:45 am - 12:01 pm
HKG
-
DCA
38h 16m
2 stops
Air Canada Logo
12:55 pm - 5:15 am
DCA
-
HKG
28h 20m
2 stops
$1,124Air Canada
Sat, Apr 18 - Sun, Sep 6
EVA Air Logo
9:05 pm - 5:41 pm
HKG
-
DCA
32h 36m
2 stops
EVA Air Logo
6:59 pm - 8:50 am
DCA
-
HKG
25h 51m
2 stops
$1,129EVA Air
Wed, Apr 8 - Sat, May 16
EVA Air Logo
9:05 pm - 5:41 pm
HKG
-
DCA
32h 36m
2 stops
EVA Air Logo
6:59 pm - 8:50 am
DCA
-
HKG
25h 51m
2 stops
$1,130EVA Air
Wed, Apr 8 - Sat, May 16
Cathay Pacific Logo
4:05 pm - 9:04 am
HKG
-
DCA
28h 59m
1 stop
Cathay Pacific Logo
10:18 am - 5:10 am
DCA
-
HKG
30h 52m
1 stop
$1,146Cathay Pacific
Thu, Apr 9 - Thu, Apr 16
Multiple Airlines Logo
9:45 am - 12:01 pm
HKG
-
DCA
38h 16m
2 stops
Multiple Airlines Logo
6:59 pm - 6:15 am
DCA
-
HKG
23h 16m
1 stop
$1,207Multiple Airlines
Sat, Apr 18 - Sun, Sep 6
Delta Logo
6:10 pm - 4:59 pm
HKG
-
DCA
34h 49m
2 stops
Delta Logo
6:00 am - 10:45 pm
DCA
-
HKG
28h 45m
2 stops
$1,248Delta
Tue, Mar 24 - Tue, Jun 23
Air Canada Logo
9:45 am - 6:13 pm
HKG
-
DCA
20h 28m
2 stops
Air Canada Logo
6:00 am - 5:15 am
DCA
-
HKG
35h 15m
2 stops
$1,269Air Canada
Tue, Jun 16 - Fri, Jun 26

Air Canada flights from Hong Kong to Washington, D.C. Reagan-National Airport

Our best Air Canada deals on Hong Kong to Washington, D.C. Reagan-National Airport flight tickets
Air Canada
Apr 18
HKG9:45 amHong Kong Intl
38h 16m
2 stops
DCA12:01 pmWashington, D.C. Reagan-National
Sep 6
DCA12:55 pmWashington, D.C. Reagan-National
28h 20m
2 stops
HKG5:15 amHong Kong Intl
$1,124
Air Canada
Apr 13
HKG9:45 amHong Kong Intl
36h 34m
2 stops
DCA10:19 amWashington, D.C. Reagan-National
Apr 20
DCA11:00 amWashington, D.C. Reagan-National
30h 15m
2 stops
HKG5:15 amHong Kong Intl
$1,168
Air Canada
Jun 16
HKG9:45 amHong Kong Intl
20h 28m
2 stops
DCA6:13 pmWashington, D.C. Reagan-National
Jun 26
DCA6:00 amWashington, D.C. Reagan-National
35h 15m
2 stops
HKG5:15 amHong Kong Intl
$1,269

Cathay Pacific flights from Hong Kong to Washington, D.C. Reagan-National Airport

Our best Cathay Pacific deals on Hong Kong to Washington, D.C. Reagan-National Airport flight tickets
Cathay Pacific
Aug 24
HKG4:05 pmHong Kong Intl
20h 46m
1 stop
DCA12:51 amWashington, D.C. Reagan-National
Sep 3
DCA6:59 pmWashington, D.C. Reagan-National
35h 56m
1 stop
HKG6:55 pmHong Kong Intl
$1,469
Cathay Pacific
Apr 18
HKG9:05 amHong Kong Intl
19h 40m
1 stop
DCA4:45 pmWashington, D.C. Reagan-National
Sep 6
DCA6:30 amWashington, D.C. Reagan-National
19h 25m
1 stop
HKG1:55 pmHong Kong Intl
$1,865
Cathay Pacific
Jun 16
HKG9:05 amHong Kong Intl
34h 54m
1 stop
DCA7:59 amWashington, D.C. Reagan-National
Jun 26
DCA11:35 amWashington, D.C. Reagan-National
21h 25m
1 stop
HKG9:00 pmHong Kong Intl
$2,023

momondo Fare Finder

 
Customize your flight search to find flights from Hong Kong to Washington, D.C. Reagan-National 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 February 27, 2026.
Use the filters below to find and compare flights from Hong Kong to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Hong KongWashington, D.C.

HKG - DCA

HKGDCA

Hong Kong Intl

Wed 4/1

10:30 pm-11:59 am

2 stops25h 29m

Washington, D.C. Reagan-National

Sun 4/5

11:55 am-6:30 pm

2 stops42h 35m

$867

Hong KongWashington, D.C.

HKG - DCA

HKGDCA

Hong Kong Intl

Thu 4/9

9:45 pm-10:59 am

2 stops25h 14m

Washington, D.C. Reagan-National

Thu 4/16

7:30 am-6:55 pm

1 stop23h 25m

$868

Hong KongWashington, D.C.

HKG - DCA

HKGDCA

Hong Kong Intl

Wed 4/1

11:45 am-11:35 am

2 stops35h 50m

Washington, D.C. Reagan-National

Sun 4/5

11:55 am-5:40 am

2 stops29h 45m

$986

Hong KongWashington, D.C.

HKG - DCA

HKGDCA

Hong Kong Intl

Sat 4/18

9:45 am-12:01 pm

2 stops38h 16m

Washington, D.C. Reagan-National

Sun 9/6

12:55 pm-5:15 am

2 stops28h 20m

$1,124

Hong KongWashington, D.C.

HKG - DCA

HKGDCA

Hong Kong Intl

Wed 4/8

9:05 pm-5:41 pm

2 stops32h 36m

Washington, D.C. Reagan-National

Sat 5/16

6:59 pm-8:50 am

2 stops25h 51m

$1,129

Hong KongWashington, D.C.

HKG - DCA

HKGDCA

Hong Kong Intl

Wed 4/8

9:05 pm-5:41 pm

2 stops32h 36m

Washington, D.C. Reagan-National

Sat 5/16

6:59 pm-8:50 am

2 stops25h 51m

$1,130

Hong KongWashington, D.C.

HKG - DCA

HKGDCA

Hong Kong Intl

Thu 4/9

4:05 pm-9:04 am

1 stop28h 59m

Washington, D.C. Reagan-National

Thu 4/16

10:18 am-5:10 am

1 stop30h 52m

$1,146

Hong KongWashington, D.C.

HKG - DCA

HKGDCA

Hong Kong Intl

Sat 4/18

9:45 am-12:01 pm

2 stops38h 16m

Washington, D.C. Reagan-National

Sun 9/6

6:59 pm-6:15 am

1 stop23h 16m

$1,207

Hong KongWashington, D.C.

HKG - DCA

HKGDCA

Hong Kong Intl

Tue 3/24

6:10 pm-4:59 pm

2 stops34h 49m

Washington, D.C. Reagan-National

Tue 6/23

6:00 am-10:45 pm

2 stops28h 45m

$1,248

Hong KongWashington, D.C.

HKG - DCA

HKGDCA

Hong Kong Intl

Tue 6/16

9:45 am-6:13 pm

2 stops20h 28m

Washington, D.C. Reagan-National

Fri 6/26

6:00 am-5:15 am

2 stops35h 15m

$1,269

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. Reagan-National 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

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

You could potentially save up to 16% on your flight if you consider stops on a Hong Kong to Washington, D.C. Reagan-National Airport flight.

Cheap Hong Kong to Washington, D.C. Reagan-National Airport flight deals and tips

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

Fastest flight time

23h 05m

Direct flights

None
The fastest flight from Hong Kong to Washington, D.C. Reagan-National Airport takes 23h 05m
There are no direct flights from Hong Kong to Washington, D.C. Reagan-National Airport. There are no popular flight routes from Hong Kong to Washington, D.C. Reagan-National Airport.
Search flight deals

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

    Prices for flights from Hong Kong to Washington, D.C. Reagan-National Airport refresh daily.

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

    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 to Washington, D.C. Reagan-National Airport.

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

    The travel and health documents required for your trip to Washington, D.C. Reagan-National Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C. Reagan-National Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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
Gettysburg
Arlington
Waldorf
Woodbridge
Colonial Beach
Laurel
Towson
Silver Spring
Gaithersburg
Tysons
Fredericksburg
Rockville
Manassas
Springfield
Fairfax
Bethesda
Linthicum Heights
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?

Yes. momondo allows you to filter the results for Hong Kong to Washington, D.C. flights to just show those with flexible booking policies.

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

Once you have performed a search for Hong Kong to Washington, D.C. flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Washington, D.C. from Hong Kong are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Washington, D.C. Reagan-National Airport 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
Sun 3/29
Sun 4/5
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Washington, D.C.