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Cheap flights from Washington, D.C. Reagan-National Airport to Hong Kong from $633

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 7/28. 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
4:20 pm - 10:35 pm
DCA
-
HKG
42h 15m
2 stops
Air Canada Logo
9:45 am - 12:00 pm
HKG
-
DCA
38h 15m
2 stops
$1,153Air Canada
Tue, Jul 14 - Tue, Jul 21
Air Canada Logo
12:40 pm - 5:15 am
DCA
-
HKG
52h 35m
2 stops
Air Canada Logo
9:45 am - 12:00 pm
HKG
-
DCA
38h 15m
2 stops
$1,181Air Canada
Mon, Jul 13 - Wed, Jul 29
Air Canada Logo
6:00 am - 5:15 am
DCA
-
HKG
35h 15m
2 stops
Air Canada Logo
9:45 am - 12:00 pm
HKG
-
DCA
38h 15m
2 stops
$1,184Air Canada
Wed, Jun 24 - Wed, Jul 8
Air Canada Logo
6:59 am - 10:45 pm
DCA
-
HKG
27h 46m
2 stops
Air Canada Logo
9:45 am - 12:00 pm
HKG
-
DCA
38h 15m
2 stops
$1,192Air Canada
Thu, Jul 16 - Tue, Jul 21
Air Canada Logo
12:40 pm - 5:15 am
DCA
-
HKG
52h 35m
2 stops
Air Canada Logo
9:45 am - 12:00 pm
HKG
-
DCA
38h 15m
2 stops
$1,221Air Canada
Sat, Jun 27 - Sun, Jul 5
Air Canada Logo
12:40 pm - 5:15 am
DCA
-
HKG
52h 35m
2 stops
Air Canada Logo
9:45 am - 10:18 am
HKG
-
DCA
36h 33m
2 stops
$1,224Air Canada
Sun, Jun 21 - Tue, Jul 21
Air Canada Logo
6:00 am - 5:15 am
DCA
-
HKG
35h 15m
2 stops
Air Canada Logo
9:45 am - 9:48 pm
HKG
-
DCA
48h 03m
2 stops
$1,228Air Canada
Mon, Jun 22 - Mon, Aug 10
Multiple Airlines Logo
8:00 am - 10:05 pm
DCA
-
HKG
26h 05m
2 stops
Multiple Airlines Logo
3:25 pm - 9:59 pm
HKG
-
DCA
43h 34m
2 stops
$1,238Multiple Airlines
Tue, Sep 1 - Tue, Dec 1
Finnair Logo
6:23 pm - 5:40 pm
DCA
-
HKG
35h 17m
2 stops
Finnair Logo
8:55 pm - 11:10 pm
HKG
-
DCA
38h 15m
2 stops
$1,241Finnair
Sun, Sep 6 - Sun, Sep 13
Finnair Logo
5:24 pm - 5:40 pm
DCA
-
HKG
36h 16m
2 stops
Finnair Logo
8:55 pm - 11:10 pm
HKG
-
DCA
38h 15m
2 stops
$1,251Finnair
Sun, Aug 16 - Tue, Sep 29

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
Sep 30
DCA5:35 pmWashington, D.C. Reagan-National
24h 10m
1 stop
HKG5:45 amHong Kong Intl
Oct 20
HKG2:50 amHong Kong Intl
21h 50m
1 stop
DCA12:40 pmWashington, D.C. Reagan-National
$1,325
Cathay Pacific
Sep 9
DCA11:31 amWashington, D.C. Reagan-National
21h 29m
1 stop
HKG9:00 pmHong Kong Intl
Sep 16
HKG4:05 pmHong Kong Intl
19h 54m
1 stop
DCA11:59 pmWashington, D.C. Reagan-National
$1,328
Cathay Pacific
Sep 10
DCA11:31 amWashington, D.C. Reagan-National
21h 29m
1 stop
HKG9:00 pmHong Kong Intl
Dec 1
HKG4:30 pmHong Kong Intl
19h 30m
1 stop
DCA11:00 pmWashington, D.C. Reagan-National
$1,329

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

Our best United Airlines deals on Washington, D.C. Reagan-National Airport to Hong Kong flight tickets
United Airlines
Sep 29
DCA6:00 pmWashington, D.C. Reagan-National
23h 00m
1 stop
HKG5:00 amHong Kong Intl
Oct 20
HKG11:45 amHong Kong Intl
22h 08m
1 stop
DCA9:53 pmWashington, D.C. Reagan-National
$1,356
United Airlines
Jun 2
DCA5:49 pmWashington, D.C. Reagan-National
23h 11m
1 stop
HKG5:00 amHong Kong Intl
Aug 18
HKG9:45 pmHong Kong Intl
32h 24m
2 stops
DCA6:09 pmWashington, D.C. Reagan-National
$1,667
United Airlines
Jun 9
DCA7:55 amWashington, D.C. Reagan-National
23h 00m
1 stop
HKG6:55 pmHong Kong Intl
Jul 15
HKG9:45 pmHong Kong Intl
26h 11m
2 stops
DCA11:56 amWashington, D.C. Reagan-National
$1,672

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 June 1, 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

Tue 7/14

4:20 pm-10:35 pm

2 stops42h 15m

Hong Kong Intl

Tue 7/21

9:45 am-12:00 pm

2 stops38h 15m

$1,153

Washington, D.C.Hong Kong

DCA - HKG

DCAHKG

Washington, D.C. Reagan-National

Mon 7/13

12:40 pm-5:15 am

2 stops52h 35m

Hong Kong Intl

Wed 7/29

9:45 am-12:00 pm

2 stops38h 15m

$1,181

Washington, D.C.Hong Kong

DCA - HKG

DCAHKG

Washington, D.C. Reagan-National

Wed 6/24

6:00 am-5:15 am

2 stops35h 15m

Hong Kong Intl

Wed 7/8

9:45 am-12:00 pm

2 stops38h 15m

$1,184
Quickest round-trip

Washington, D.C.Hong Kong

DCA - HKG

DCAHKG

Washington, D.C. Reagan-National

Thu 7/16

6:59 am-10:45 pm

2 stops27h 46m

Hong Kong Intl

Tue 7/21

9:45 am-12:00 pm

2 stops38h 15m

$1,192

Washington, D.C.Hong Kong

DCA - HKG

DCAHKG

Washington, D.C. Reagan-National

Sat 6/27

12:40 pm-5:15 am

2 stops52h 35m

Hong Kong Intl

Sun 7/5

9:45 am-12:00 pm

2 stops38h 15m

$1,221

Washington, D.C.Hong Kong

DCA - HKG

DCAHKG

Washington, D.C. Reagan-National

Sun 6/21

12:40 pm-5:15 am

2 stops52h 35m

Hong Kong Intl

Tue 7/21

9:45 am-10:18 am

2 stops36h 33m

$1,224

Washington, D.C.Hong Kong

DCA - HKG

DCAHKG

Washington, D.C. Reagan-National

Mon 6/22

6:00 am-5:15 am

2 stops35h 15m

Hong Kong Intl

Mon 8/10

9:45 am-9:48 pm

2 stops48h 03m

$1,228

Washington, D.C.Hong Kong

DCA - HKG

DCAHKG

Washington, D.C. Reagan-National

Tue 9/1

8:00 am-10:05 pm

2 stops26h 05m

Hong Kong Intl

Tue 12/1

3:25 pm-9:59 pm

2 stops43h 34m

$1,238

Washington, D.C.Hong Kong

DCA - HKG

DCAHKG

Washington, D.C. Reagan-National

Sun 9/6

6:23 pm-5:40 pm

2 stops35h 17m

Hong Kong Intl

Sun 9/13

8:55 pm-11:10 pm

2 stops38h 15m

$1,241

Washington, D.C.Hong Kong

DCA - HKG

DCAHKG

Washington, D.C. Reagan-National

Sun 8/16

5:24 pm-5:40 pm

2 stops36h 16m

Hong Kong Intl

Tue 9/29

8:55 pm-11:10 pm

2 stops38h 15m

$1,251

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 21% 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 20m

Direct flights

None
The fastest flight from Washington, D.C. Reagan-National Airport to Hong Kong takes 24h 20m
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 20m.

  • 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
11,116 reviews
Search Air Canada flights
United AirlinesPriceFrom $1,069Free CancellationRating
7.4
9,778 reviews
Search United Airlines flights
Cathay PacificPriceFrom $1,171Free CancellationRating
7.6
1,354 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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