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Cheap flights from Hong Kong to Washington, D.C. from $516

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 2/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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
10:30 pm - 8:32 am
HKG
-
DCA
23h 02m
2 stops
United Airlines Logo
7:00 am - 7:20 pm
DCA
-
HKG
23h 20m
1 stop
$906United Airlines
Sat, Feb 7 - Sat, Mar 7
United Airlines Logo
9:45 pm - 11:59 am
HKG
-
DCA
26h 14m
2 stops
United Airlines Logo
1:00 pm - 5:00 am
DCA
-
HKG
28h 00m
2 stops
$920United Airlines
Wed, Apr 1 - Sun, Apr 5
Air China Logo
10:45 pm - 10:33 am
HKG
-
DCA
24h 48m
2 stops
Air China Logo
7:00 am - 7:20 pm
DCA
-
HKG
24h 20m
1 stop
$939Air China
Tue, Feb 10 - Tue, Mar 10
Air Canada Logo
7:25 pm - 12:19 pm
HKG
-
DCA
52h 54m
2 stops
Air Canada Logo
12:45 pm - 5:10 am
DCA
-
HKG
52h 25m
2 stops
$947Air Canada
Tue, Mar 17 - Thu, Jun 11
Multiple Airlines Logo
9:50 pm - 8:00 pm
HKG
-
DCA
35h 10m
2 stops
Multiple Airlines Logo
9:59 am - 9:00 am
DCA
-
HKG
35h 01m
2 stops
$964Multiple Airlines
Tue, Feb 10 - Tue, Mar 10
Multiple Airlines Logo
7:40 pm - 8:00 pm
HKG
-
DCA
37h 20m
2 stops
Multiple Airlines Logo
9:59 am - 9:00 am
DCA
-
HKG
35h 01m
2 stops
$965Multiple Airlines
Tue, Feb 10 - Wed, Mar 11
Multiple Airlines Logo
3:30 pm - 8:00 pm
HKG
-
DCA
41h 30m
2 stops
Multiple Airlines Logo
6:59 pm - 9:00 am
DCA
-
HKG
26h 01m
2 stops
$984Multiple Airlines
Mon, Feb 9 - Mon, Mar 9
Multiple Airlines Logo
7:40 pm - 8:00 pm
HKG
-
DCA
37h 20m
2 stops
Multiple Airlines Logo
6:59 pm - 9:00 am
DCA
-
HKG
26h 01m
2 stops
$985Multiple Airlines
Mon, Feb 9 - Mon, Mar 9
Multiple Airlines Logo
10:45 pm - 10:33 am
HKG
-
DCA
24h 48m
2 stops
Multiple Airlines Logo
5:55 pm - 5:45 am
DCA
-
HKG
23h 50m
1 stop
$989Multiple Airlines
Tue, Feb 10 - Tue, Mar 10
Multiple Airlines Logo
9:50 pm - 8:00 pm
HKG
-
DCA
35h 10m
2 stops
Multiple Airlines Logo
6:59 pm - 9:00 am
DCA
-
HKG
26h 01m
2 stops
$990Multiple Airlines
Mon, Feb 9 - Wed, Mar 11

United Airlines flights from Hong Kong to Washington, D.C. Reagan-National Airport

Our best United Airlines deals on Hong Kong to Washington, D.C. Reagan-National Airport flight tickets
United Airlines
Feb 7
HKG10:30 pmHong Kong Intl
23h 02m
2 stops
DCA8:32 amWashington, D.C. Reagan-National
Mar 7
DCA7:00 amWashington, D.C. Reagan-National
23h 20m
1 stop
HKG7:20 pmHong Kong Intl
$906
United Airlines
Apr 1
HKG9:45 pmHong Kong Intl
26h 14m
2 stops
DCA11:59 amWashington, D.C. Reagan-National
Apr 5
DCA1:00 pmWashington, D.C. Reagan-National
28h 00m
2 stops
HKG5:00 amHong Kong Intl
$920
United Airlines
Jan 29
HKG10:35 amHong Kong Intl
21h 57m
2 stops
DCA7:32 pmWashington, D.C. Reagan-National
Feb 1
DCA5:59 pmWashington, D.C. Reagan-National
36h 21m
1 stop
HKG7:20 pmHong Kong Intl
$934

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
Mar 17
HKG7:25 pmHong Kong Intl
52h 54m
2 stops
DCA12:19 pmWashington, D.C. Reagan-National
Jun 11
DCA12:45 pmWashington, D.C. Reagan-National
52h 25m
2 stops
HKG5:10 amHong Kong Intl
$947
Air Canada
Feb 9
HKG8:25 pmHong Kong Intl
28h 54m
2 stops
DCA12:19 pmWashington, D.C. Reagan-National
Mar 4
DCA12:55 pmWashington, D.C. Reagan-National
40h 45m
2 stops
HKG6:40 pmHong Kong Intl
$1,006
Air Canada
Feb 9
HKG8:25 pmHong Kong Intl
28h 54m
2 stops
DCA12:19 pmWashington, D.C. Reagan-National
Mar 10
DCA11:05 amWashington, D.C. Reagan-National
42h 35m
2 stops
HKG5:40 pmHong Kong Intl
$1,009

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 January 28, 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

Sat 2/7

10:30 pm-8:32 am

2 stops23h 02m

Washington, D.C. Reagan-National

Sat 3/7

7:00 am-7:20 pm

1 stop23h 20m

$906

Hong KongWashington, D.C.

HKG - DCA

HKGDCA

Hong Kong Intl

Wed 4/1

9:45 pm-11:59 am

2 stops26h 14m

Washington, D.C. Reagan-National

Sun 4/5

1:00 pm-5:00 am

2 stops28h 00m

$920

Hong KongWashington, D.C.

HKG - DCA

HKGDCA

Hong Kong Intl

Tue 2/10

10:45 pm-10:33 am

2 stops24h 48m

Washington, D.C. Reagan-National

Tue 3/10

7:00 am-7:20 pm

1 stop24h 20m

$939

Hong KongWashington, D.C.

HKG - DCA

HKGDCA

Hong Kong Intl

Tue 3/17

7:25 pm-12:19 pm

2 stops52h 54m

Washington, D.C. Reagan-National

Thu 6/11

12:45 pm-5:10 am

2 stops52h 25m

$947

Hong KongWashington, D.C.

HKG - DCA

HKGDCA

Hong Kong Intl

Tue 2/10

9:50 pm-8:00 pm

2 stops35h 10m

Washington, D.C. Reagan-National

Tue 3/10

9:59 am-9:00 am

2 stops35h 01m

$964

Hong KongWashington, D.C.

HKG - DCA

HKGDCA

Hong Kong Intl

Tue 2/10

7:40 pm-8:00 pm

2 stops37h 20m

Washington, D.C. Reagan-National

Wed 3/11

9:59 am-9:00 am

2 stops35h 01m

$965

Hong KongWashington, D.C.

HKG - DCA

HKGDCA

Hong Kong Intl

Mon 2/9

3:30 pm-8:00 pm

2 stops41h 30m

Washington, D.C. Reagan-National

Mon 3/9

6:59 pm-9:00 am

2 stops26h 01m

$984

Hong KongWashington, D.C.

HKG - DCA

HKGDCA

Hong Kong Intl

Mon 2/9

7:40 pm-8:00 pm

2 stops37h 20m

Washington, D.C. Reagan-National

Mon 3/9

6:59 pm-9:00 am

2 stops26h 01m

$985

Hong KongWashington, D.C.

HKG - DCA

HKGDCA

Hong Kong Intl

Tue 2/10

10:45 pm-10:33 am

2 stops24h 48m

Washington, D.C. Reagan-National

Tue 3/10

5:55 pm-5:45 am

1 stop23h 50m

$989

Hong KongWashington, D.C.

HKG - DCA

HKGDCA

Hong Kong Intl

Mon 2/9

9:50 pm-8:00 pm

2 stops35h 10m

Washington, D.C. Reagan-National

Wed 3/11

6:59 pm-9:00 am

2 stops26h 01m

$990

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. 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 19% on your flight if you consider stops on a Hong Kong to Washington, D.C. Reagan-National Airport flight.

When to book flights from Hong Kong to Washington, D.C. Reagan-National Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Hong Kong to Washington, D.C. Reagan-National Airport 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. Reagan-National Airport (HKG to DCA) 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

19h 53m

Direct flights

None
The fastest flight from Hong Kong to Washington, D.C. Reagan-National Airport takes 19h 53m
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

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

    A flight from Hong Kong Intl to Washington, D.C. Reagan-National will travel around 8142.3 mi. 19h 53m is a normal flight duration for this route.

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

    Prices for flights from Hong Kong Intl Airport to Washington, D.C. Reagan-National Airport are refreshed on a daily basis.

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Hong Kong Intl Airport 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
Tysons
Laurel
Colonial Beach
Silver Spring
Towson
Fredericksburg
Gaithersburg
Rockville
Manassas
Springfield
Fairfax
Linthicum Heights
Bethesda
Reston

Why use momondo?

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

Finding the right flight to Washington, D.C. from Hong Kong is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Washington, D.C. quick and easy, saving you time and money.

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

Flights from Hong Kong to Washington, D.C. with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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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