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Cheap flights from Washington, D.C. Reagan-National Airport to Hong Kong from $443

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 8/12. 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 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
9:40 am - 10:45 pm
DCA
-
HKG
25h 05m
2 stops
Air Canada Logo
12:20 pm - 10:34 pm
HKG
-
DCA
22h 14m
2 stops
$827Air Canada
Mon, Aug 17 - Tue, Sep 29
Air Canada Logo
4:20 pm - 10:45 pm
DCA
-
HKG
42h 25m
2 stops
Air Canada Logo
9:30 am - 9:50 pm
HKG
-
DCA
24h 20m
2 stops
$827Air Canada
Sun, Aug 30 - Mon, Sep 14
Multiple Airlines Logo
6:00 am - 10:45 pm
DCA
-
HKG
28h 45m
2 stops
Multiple Airlines Logo
10:40 am - 9:50 pm
HKG
-
DCA
23h 10m
2 stops
$827Multiple Airlines
Mon, Aug 17 - Mon, Sep 21
Multiple Airlines Logo
9:40 am - 10:45 pm
DCA
-
HKG
25h 05m
2 stops
Multiple Airlines Logo
1:20 am - 9:50 pm
HKG
-
DCA
32h 30m
2 stops
$827Multiple Airlines
Mon, Aug 17 - Sun, Sep 20
Air Canada Logo
9:40 am - 10:45 pm
DCA
-
HKG
25h 05m
2 stops
Air Canada Logo
9:30 am - 9:50 pm
HKG
-
DCA
24h 20m
2 stops
$827Air Canada
Mon, Aug 17 - Mon, Sep 21
Multiple Airlines Logo
6:00 am - 4:45 am
DCA
-
HKG
34h 45m
2 stops
Multiple Airlines Logo
9:25 am - 10:34 pm
HKG
-
DCA
25h 09m
2 stops
$827Multiple Airlines
Thu, Sep 24 - Wed, Oct 21
Cathay Pacific Logo
6:00 am - 7:05 pm
DCA
-
HKG
24h 05m
1 stop
Cathay Pacific Logo
9:30 am - 10:59 pm
HKG
-
DCA
26h 29m
1 stop
$1,292Cathay Pacific
Wed, Jan 20 - Wed, Feb 10
Cathay Pacific Logo
6:30 am - 7:05 pm
DCA
-
HKG
24h 35m
1 stop
Cathay Pacific Logo
9:05 am - 10:59 pm
HKG
-
DCA
25h 54m
1 stop
$1,293Cathay Pacific
Thu, Sep 24 - Wed, Oct 21
United Airlines Logo
5:59 pm - 5:00 am
DCA
-
HKG
23h 01m
1 stop
United Airlines Logo
11:45 am - 10:30 pm
HKG
-
DCA
22h 45m
1 stop
$1,711United Airlines
Mon, Aug 10 - Thu, Aug 13
United Airlines Logo
1:00 pm - 5:00 am
DCA
-
HKG
28h 00m
2 stops
United Airlines Logo
11:45 am - 10:30 pm
HKG
-
DCA
22h 45m
1 stop
$1,711United Airlines
Mon, Aug 10 - Thu, Aug 13

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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
Aug 17
DCA9:40 amWashington, D.C. Reagan-National
25h 05m
2 stops
HKG10:45 pmHong Kong Intl
Sep 21
HKG9:30 amHong Kong Intl
24h 20m
2 stops
DCA9:50 pmWashington, D.C. Reagan-National
$827
Air Canada
Sep 21
DCA9:40 amWashington, D.C. Reagan-National
24h 55m
2 stops
HKG10:35 pmHong Kong Intl
Oct 25
HKG12:55 amHong Kong Intl
33h 43m
2 stops
DCA10:38 pmWashington, D.C. Reagan-National
$832
Air Canada
Aug 17
DCA11:00 amWashington, D.C. Reagan-National
23h 35m
2 stops
HKG10:35 pmHong Kong Intl
Sep 17
HKG9:30 amHong Kong Intl
22h 29m
2 stops
DCA7:59 pmWashington, D.C. Reagan-National
$842

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
Aug 12
DCA6:10 amWashington, D.C. Reagan-National
24h 55m
1 stop
HKG7:05 pmHong Kong Intl
Sep 9
HKG4:05 pmHong Kong Intl
19h 54m
1 stop
DCA11:59 pmWashington, D.C. Reagan-National
$1,329
Cathay Pacific
Aug 11
DCA6:10 amWashington, D.C. Reagan-National
24h 55m
1 stop
HKG7:05 pmHong Kong Intl
Aug 18
HKG6:25 pmHong Kong Intl
37h 35m
1 stop
DCA8:00 pmWashington, D.C. Reagan-National
$1,430
Cathay Pacific
Aug 12
DCA6:10 amWashington, D.C. Reagan-National
24h 55m
1 stop
HKG7:05 pmHong Kong Intl
Sep 9
HKG12:45 pmHong Kong Intl
31h 01m
2 stops
DCA7:46 amWashington, D.C. Reagan-National
$1,447

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 July 29, 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

Mon 8/17

9:40 am-10:45 pm

2 stops25h 05m

Hong Kong Intl

Tue 9/29

12:20 pm-10:34 pm

2 stops22h 14m

$827

Washington, D.C.Hong Kong

DCA - HKG

DCAHKG

Washington, D.C. Reagan-National

Sun 8/30

4:20 pm-10:45 pm

2 stops42h 25m

Hong Kong Intl

Mon 9/14

9:30 am-9:50 pm

2 stops24h 20m

$827

Washington, D.C.Hong Kong

DCA - HKG

DCAHKG

Washington, D.C. Reagan-National

Mon 8/17

6:00 am-10:45 pm

2 stops28h 45m

Hong Kong Intl

Mon 9/21

10:40 am-9:50 pm

2 stops23h 10m

$827

Washington, D.C.Hong Kong

DCA - HKG

DCAHKG

Washington, D.C. Reagan-National

Mon 8/17

9:40 am-10:45 pm

2 stops25h 05m

Hong Kong Intl

Sun 9/20

1:20 am-9:50 pm

2 stops32h 30m

$827

Washington, D.C.Hong Kong

DCA - HKG

DCAHKG

Washington, D.C. Reagan-National

Mon 8/17

9:40 am-10:45 pm

2 stops25h 05m

Hong Kong Intl

Mon 9/21

9:30 am-9:50 pm

2 stops24h 20m

$827

Washington, D.C.Hong Kong

DCA - HKG

DCAHKG

Washington, D.C. Reagan-National

Thu 9/24

6:00 am-4:45 am

2 stops34h 45m

Hong Kong Intl

Wed 10/21

9:25 am-10:34 pm

2 stops25h 09m

$827

Washington, D.C.Hong Kong

DCA - HKG

DCAHKG

Washington, D.C. Reagan-National

Wed 1/20

6:00 am-7:05 pm

1 stop24h 05m

Hong Kong Intl

Wed 2/10

9:30 am-10:59 pm

1 stop26h 29m

$1,292

Washington, D.C.Hong Kong

DCA - HKG

DCAHKG

Washington, D.C. Reagan-National

Thu 9/24

6:30 am-7:05 pm

1 stop24h 35m

Hong Kong Intl

Wed 10/21

9:05 am-10:59 pm

1 stop25h 54m

$1,293
Quickest round-trip

Washington, D.C.Hong Kong

DCA - HKG

DCAHKG

Washington, D.C. Reagan-National

Mon 8/10

5:59 pm-5:00 am

1 stop23h 01m

Hong Kong Intl

Thu 8/13

11:45 am-10:30 pm

1 stop22h 45m

$1,711

Washington, D.C.Hong Kong

DCA - HKG

DCAHKG

Washington, D.C. Reagan-National

Mon 8/10

1:00 pm-5:00 am

2 stops28h 00m

Hong Kong Intl

Thu 8/13

11:45 am-10:30 pm

1 stop22h 45m

$1,711

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 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 $774. 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 20% 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

24h 55m

Direct flights

None
The fastest flight from Washington, D.C. Reagan-National Airport to Hong Kong takes 24h 55m
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 24h 55m.

  • 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 $774Free CancellationRating
7.1
11,406 reviews
Search Air Canada flights
United AirlinesPriceFrom $1,069Free CancellationRating
7.4
10,051 reviews
Search United Airlines flights
Cathay PacificPriceFrom $1,171Free CancellationRating
7.6
1,433 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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Cathay Pacific
Air Canada
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