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Cheap flights from Washington, D.C. Reagan-National Airport to Hong Kong from $635

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Reagan-National Airport to Hong Kong 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.
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Find the cheapest flights from Washington, D.C. Reagan-National Airport to Hong Kong

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
12:40 pm - 5:15 am
DCA
-
HKG
52h 35m
2 stops
Air Canada Logo
9:30 am - 9:50 pm
HKG
-
DCA
24h 20m
2 stops
$1,248Air Canada
Sun, Jul 5 - Thu, Sep 10
Finnair Logo
5:22 pm - 5:40 pm
DCA
-
HKG
36h 18m
2 stops
Finnair Logo
8:55 pm - 10:54 pm
HKG
-
DCA
37h 59m
2 stops
$1,253Finnair
Sun, Aug 30 - Mon, Sep 21
Air Canada Logo
12:45 pm - 5:15 am
DCA
-
HKG
52h 30m
2 stops
Air Canada Logo
9:30 am - 9:55 pm
HKG
-
DCA
24h 25m
2 stops
$1,255Air Canada
Tue, May 26 - Tue, Jun 9
Finnair Logo
5:09 pm - 5:40 pm
DCA
-
HKG
36h 31m
2 stops
Finnair Logo
8:55 pm - 10:15 pm
HKG
-
DCA
37h 20m
2 stops
$1,257Finnair
Sat, Sep 19 - Tue, Oct 13
Air Canada Logo
12:45 pm - 5:15 am
DCA
-
HKG
52h 30m
2 stops
Air Canada Logo
9:45 am - 12:00 pm
HKG
-
DCA
38h 15m
2 stops
$1,258Air Canada
Mon, Jun 8 - Mon, Jul 6
Finnair Logo
8:20 pm - 5:40 pm
DCA
-
HKG
57h 20m
2 stops
Finnair Logo
8:55 pm - 11:35 pm
HKG
-
DCA
38h 40m
2 stops
$1,260Finnair
Mon, Sep 21 - Mon, Oct 19
Air Canada Logo
6:59 am - 5:15 am
DCA
-
HKG
34h 16m
2 stops
Air Canada Logo
9:30 am - 9:55 pm
HKG
-
DCA
24h 25m
2 stops
$1,263Air Canada
Mon, Jun 1 - Tue, Jun 9
Multiple Airlines Logo
5:00 pm - 9:15 am
DCA
-
HKG
27h 15m
2 stops
Multiple Airlines Logo
5:35 pm - 5:59 pm
HKG
-
DCA
37h 24m
2 stops
$1,267Multiple Airlines
Mon, Nov 9 - Fri, Dec 11
Multiple Airlines Logo
12:45 pm - 5:15 am
DCA
-
HKG
52h 30m
2 stops
Multiple Airlines Logo
2:20 pm - 9:48 pm
HKG
-
DCA
43h 28m
2 stops
$1,275Multiple Airlines
Sun, Jun 14 - Sun, Jun 21
Air Canada Logo
12:40 pm - 5:15 am
DCA
-
HKG
52h 35m
2 stops
Air Canada Logo
12:45 am - 10:20 am
HKG
-
DCA
45h 35m
2 stops
$1,285Air Canada
Sun, Jul 5 - Thu, Sep 10

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

Our best Air Canada deals on Washington, D.C. Reagan-National Airport to Hong Kong flight tickets
Air Canada
May 25
DCA12:45 pmWashington, D.C. Reagan-National
52h 30m
2 stops
HKG5:15 amHong Kong Intl
Jun 3
HKG9:30 amHong Kong Intl
42h 09m
2 stops
DCA3:39 pmWashington, D.C. Reagan-National
$1,215
Air Canada
Jul 5
DCA12:40 pmWashington, D.C. Reagan-National
52h 35m
2 stops
HKG5:15 amHong Kong Intl
Sep 10
HKG9:30 amHong Kong Intl
24h 20m
2 stops
DCA9:50 pmWashington, D.C. Reagan-National
$1,248
Air Canada
May 26
DCA12:45 pmWashington, D.C. Reagan-National
52h 30m
2 stops
HKG5:15 amHong Kong Intl
Jun 9
HKG9:30 amHong Kong Intl
24h 25m
2 stops
DCA9:55 pmWashington, D.C. Reagan-National
$1,255

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

Our best Cathay Pacific deals on Washington, D.C. Reagan-National Airport to Hong Kong flight tickets
Cathay Pacific
May 23
DCA3:52 pmWashington, D.C. Reagan-National
41h 08m
1 stop
HKG9:00 pmHong Kong Intl
Jun 1
HKG4:05 pmHong Kong Intl
19h 54m
1 stop
DCA11:59 pmWashington, D.C. Reagan-National
$1,541
Cathay Pacific
May 27
DCA10:14 amWashington, D.C. Reagan-National
20h 56m
1 stop
HKG7:10 pmHong Kong Intl
Jun 17
HKG11:00 amHong Kong Intl
20h 19m
1 stop
DCA7:19 pmWashington, D.C. Reagan-National
$1,839
Cathay Pacific
May 28
DCA10:14 amWashington, D.C. Reagan-National
20h 56m
1 stop
HKG7:10 pmHong Kong Intl
Jun 19
HKG7:10 pmHong Kong Intl
29h 34m
1 stop
DCA12:44 pmWashington, D.C. Reagan-National
$1,881

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Reagan-National Airport to Hong Kong 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 May 16, 2026.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Hong Kong that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Hong Kong

DCA - HKG

DCAHKG

Washington, D.C. Reagan-National

Sun 7/5

12:40 pm-5:15 am

2 stops52h 35m

Hong Kong Intl

Thu 9/10

9:30 am-9:50 pm

2 stops24h 20m

$1,248

Washington, D.C.Hong Kong

DCA - HKG

DCAHKG

Washington, D.C. Reagan-National

Sun 8/30

5:22 pm-5:40 pm

2 stops36h 18m

Hong Kong Intl

Mon 9/21

8:55 pm-10:54 pm

2 stops37h 59m

$1,253

Washington, D.C.Hong Kong

DCA - HKG

DCAHKG

Washington, D.C. Reagan-National

Tue 5/26

12:45 pm-5:15 am

2 stops52h 30m

Hong Kong Intl

Tue 6/9

9:30 am-9:55 pm

2 stops24h 25m

$1,255

Washington, D.C.Hong Kong

DCA - HKG

DCAHKG

Washington, D.C. Reagan-National

Sat 9/19

5:09 pm-5:40 pm

2 stops36h 31m

Hong Kong Intl

Tue 10/13

8:55 pm-10:15 pm

2 stops37h 20m

$1,257

Washington, D.C.Hong Kong

DCA - HKG

DCAHKG

Washington, D.C. Reagan-National

Mon 6/8

12:45 pm-5:15 am

2 stops52h 30m

Hong Kong Intl

Mon 7/6

9:45 am-12:00 pm

2 stops38h 15m

$1,258

Washington, D.C.Hong Kong

DCA - HKG

DCAHKG

Washington, D.C. Reagan-National

Mon 9/21

8:20 pm-5:40 pm

2 stops57h 20m

Hong Kong Intl

Mon 10/19

8:55 pm-11:35 pm

2 stops38h 40m

$1,260
Quickest round-trip

Washington, D.C.Hong Kong

DCA - HKG

DCAHKG

Washington, D.C. Reagan-National

Mon 6/1

6:59 am-5:15 am

2 stops34h 16m

Hong Kong Intl

Tue 6/9

9:30 am-9:55 pm

2 stops24h 25m

$1,263

Washington, D.C.Hong Kong

DCA - HKG

DCAHKG

Washington, D.C. Reagan-National

Mon 11/9

5:00 pm-9:15 am

2 stops27h 15m

Hong Kong Intl

Fri 12/11

5:35 pm-5:59 pm

2 stops37h 24m

$1,267

Washington, D.C.Hong Kong

DCA - HKG

DCAHKG

Washington, D.C. Reagan-National

Sun 6/14

12:45 pm-5:15 am

2 stops52h 30m

Hong Kong Intl

Sun 6/21

2:20 pm-9:48 pm

2 stops43h 28m

$1,275

Washington, D.C.Hong Kong

DCA - HKG

DCAHKG

Washington, D.C. Reagan-National

Sun 7/5

12:40 pm-5:15 am

2 stops52h 35m

Hong Kong Intl

Thu 9/10

12:45 am-10:20 am

2 stops45h 35m

$1,285

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 Hong Kong from

How to get the cheapest flight ticket from Washington, D.C. Reagan-National Airport to Hong Kong

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 Washington, D.C. Reagan-National Airport and Hong Kong?

What is the cheapest month to fly to Hong Kong?

The month of August is, on average, the cheapest month to fly to Hong Kong from Washington, D.C. Reagan-National Airport, with most prices found around $871. The month of October is another great option to travel to Hong Kong, with average flight prices from Washington, D.C. Reagan-National Airport averaging around $1,119.

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

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

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

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

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

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

Fastest flight time

20h 45m

Direct flights

None
The fastest flight from Washington, D.C. Reagan-National Airport to Hong Kong takes 20h 45m
There are no direct flights from Washington, D.C. Reagan-National Airport to Hong Kong. There are no popular flight routes from Washington, D.C. Reagan-National Airport to Hong Kong.
Search flight deals

Frequently asked questions about flying from Washington, D.C. Reagan-National Airport to Hong Kong

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

    A flight from Washington, D.C. Reagan-National to Hong Kong Intl will travel around 8142.3 mi. A reasonable flight in good conditions will take 20h 45m.

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

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

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Reagan-National Airport to Hong Kong Intl Airport.

  • What documentation or ID do you need to fly to Hong Kong Intl Airport?

    The travel and health documents you'll need for your trip to Hong Kong Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Hong Kong Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from Washington, D.C. Reagan-National Airport to Hong Kong

Compare and see reviews for airlines that fly from Washington, D.C. Reagan-National Airport to Hong Kong with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom $722Free CancellationRating
7.1
11,047 reviews
Search Air Canada flights
United AirlinesPriceFrom $1,069Free CancellationRating
7.4
9,729 reviews
Search United Airlines flights
Cathay PacificPriceFrom $1,171Free CancellationRating
7.6
1,332 reviews
Search Cathay Pacific flights

Why use momondo?

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

Finding the right flight to Hong Kong from Washington, D.C. 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 Hong Kong quick and easy, saving you time and money.

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

momondo does allow users to show only those flights to Hong Kong from Washington, D.C. which offer a flexible booking policy as well as other useful filters and features.

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

momondo provides multiple filters to help you find the best flight to Hong Kong from Washington, D.C.. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of Washington, D.C. to Hong Kong 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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