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Cheap flights from Washington, D.C. Reagan-National Airport to Hong Kong from $638

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 8/7. 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.
Multiple Airlines Logo
8:00 am - 10:05 pm
DCA
-
HKG
26h 05m
2 stops
Multiple Airlines Logo
10:40 am - 9:59 pm
HKG
-
DCA
23h 19m
2 stops
$1,121Multiple Airlines
Wed, Aug 26 - Wed, Oct 7
Air Canada Logo
4:20 pm - 5:15 am
DCA
-
HKG
24h 55m
2 stops
Air Canada Logo
9:30 am - 3:38 pm
HKG
-
DCA
42h 08m
2 stops
$1,147Air Canada
Tue, Jul 14 - Tue, Jul 21
Multiple Airlines Logo
6:00 pm - 7:20 am
DCA
-
HKG
25h 20m
2 stops
Multiple Airlines Logo
12:25 am - 9:00 pm
HKG
-
DCA
32h 35m
2 stops
$1,228Multiple Airlines
Tue, Sep 1 - Wed, Sep 16
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
$1,244Air Canada
Tue, Jul 21 - Wed, Aug 5
Multiple Airlines Logo
5:15 pm - 7:20 am
DCA
-
HKG
26h 05m
2 stops
Multiple Airlines Logo
11:55 pm - 3:40 pm
HKG
-
DCA
27h 45m
2 stops
$1,254Multiple Airlines
Wed, Sep 9 - Tue, Sep 29
Multiple Airlines Logo
12:10 pm - 6:15 am
DCA
-
HKG
29h 05m
2 stops
Multiple Airlines Logo
11:45 pm - 3:24 pm
HKG
-
DCA
28h 39m
2 stops
$1,255Multiple Airlines
Mon, Nov 9 - Thu, Nov 19
Multiple Airlines Logo
5:15 pm - 7:20 am
DCA
-
HKG
26h 05m
2 stops
Multiple Airlines Logo
12:45 am - 9:00 pm
HKG
-
DCA
32h 15m
2 stops
$1,265Multiple Airlines
Wed, Sep 9 - Tue, Oct 27
Multiple Airlines Logo
6:00 am - 6:15 am
DCA
-
HKG
35h 15m
2 stops
Multiple Airlines Logo
11:45 pm - 3:21 pm
HKG
-
DCA
28h 36m
2 stops
$1,271Multiple Airlines
Thu, Nov 26 - Tue, Jan 26
Multiple Airlines Logo
9:30 am - 6:30 pm
DCA
-
HKG
44h 00m
2 stops
Multiple Airlines Logo
7:45 pm - 8:00 pm
HKG
-
DCA
37h 15m
2 stops
$1,276Multiple Airlines
Thu, Nov 12 - Wed, Nov 25
Multiple Airlines Logo
9:30 am - 9:55 am
DCA
-
HKG
36h 25m
2 stops
Multiple Airlines Logo
8:10 pm - 8:00 pm
HKG
-
DCA
35h 50m
2 stops
$1,287Multiple Airlines
Wed, Aug 26 - Tue, Sep 1

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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
Jul 14
DCA4:20 pmWashington, D.C. Reagan-National
24h 55m
2 stops
HKG5:15 amHong Kong Intl
Jul 21
HKG9:30 amHong Kong Intl
42h 08m
2 stops
DCA3:38 pmWashington, D.C. Reagan-National
$1,147
Air Canada
Jun 28
DCA12:40 pmWashington, D.C. Reagan-National
52h 35m
2 stops
HKG5:15 amHong Kong Intl
Jul 8
HKG9:30 amHong Kong Intl
24h 18m
2 stops
DCA9:48 pmWashington, D.C. Reagan-National
$1,235
Air Canada
Jul 21
DCA4:20 pmWashington, D.C. Reagan-National
42h 15m
2 stops
HKG10:35 pmHong Kong Intl
Aug 5
HKG9:45 amHong Kong Intl
38h 15m
2 stops
DCA12:00 pmWashington, D.C. Reagan-National
$1,244

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

Our best Japan Airlines deals on Washington, D.C. Reagan-National Airport to Hong Kong flight tickets
Japan Airlines
Jun 29
DCA7:40 amWashington, D.C. Reagan-National
25h 30m
2 stops
HKG9:10 pmHong Kong Intl
Aug 9
HKG1:20 amHong Kong Intl
33h 22m
2 stops
DCA10:42 pmWashington, D.C. Reagan-National
$1,527
Japan Airlines
Jun 30
DCA8:33 amWashington, D.C. Reagan-National
24h 37m
2 stops
HKG9:10 pmHong Kong Intl
Jul 12
HKG3:20 pmHong Kong Intl
34h 39m
2 stops
DCA1:59 pmWashington, D.C. Reagan-National
$1,534
Japan Airlines
Jul 2
DCA8:22 amWashington, D.C. Reagan-National
25h 08m
3 stops
HKG9:30 pmHong Kong Intl
Jul 20
HKG10:30 amHong Kong Intl
23h 49m
2 stops
DCA10:19 pmWashington, D.C. Reagan-National
$1,606

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 24, 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
Quickest round-trip

Washington, D.C.Hong Kong

DCA - HKG

DCAHKG

Washington, D.C. Reagan-National

Wed 8/26

8:00 am-10:05 pm

2 stops26h 05m

Hong Kong Intl

Wed 10/7

10:40 am-9:59 pm

2 stops23h 19m

$1,121

Washington, D.C.Hong Kong

DCA - HKG

DCAHKG

Washington, D.C. Reagan-National

Tue 7/14

4:20 pm-5:15 am

2 stops24h 55m

Hong Kong Intl

Tue 7/21

9:30 am-3:38 pm

2 stops42h 08m

$1,147

Washington, D.C.Hong Kong

DCA - HKG

DCAHKG

Washington, D.C. Reagan-National

Tue 9/1

6:00 pm-7:20 am

2 stops25h 20m

Hong Kong Intl

Wed 9/16

12:25 am-9:00 pm

2 stops32h 35m

$1,228

Washington, D.C.Hong Kong

DCA - HKG

DCAHKG

Washington, D.C. Reagan-National

Tue 7/21

4:20 pm-10:35 pm

2 stops42h 15m

Hong Kong Intl

Wed 8/5

9:45 am-12:00 pm

2 stops38h 15m

$1,244

Washington, D.C.Hong Kong

DCA - HKG

DCAHKG

Washington, D.C. Reagan-National

Wed 9/9

5:15 pm-7:20 am

2 stops26h 05m

Hong Kong Intl

Tue 9/29

11:55 pm-3:40 pm

2 stops27h 45m

$1,254

Washington, D.C.Hong Kong

DCA - HKG

DCAHKG

Washington, D.C. Reagan-National

Mon 11/9

12:10 pm-6:15 am

2 stops29h 05m

Hong Kong Intl

Thu 11/19

11:45 pm-3:24 pm

2 stops28h 39m

$1,255

Washington, D.C.Hong Kong

DCA - HKG

DCAHKG

Washington, D.C. Reagan-National

Wed 9/9

5:15 pm-7:20 am

2 stops26h 05m

Hong Kong Intl

Tue 10/27

12:45 am-9:00 pm

2 stops32h 15m

$1,265

Washington, D.C.Hong Kong

DCA - HKG

DCAHKG

Washington, D.C. Reagan-National

Thu 11/26

6:00 am-6:15 am

2 stops35h 15m

Hong Kong Intl

Tue 1/26

11:45 pm-3:21 pm

2 stops28h 36m

$1,271

Washington, D.C.Hong Kong

DCA - HKG

DCAHKG

Washington, D.C. Reagan-National

Thu 11/12

9:30 am-6:30 pm

2 stops44h 00m

Hong Kong Intl

Wed 11/25

7:45 pm-8:00 pm

2 stops37h 15m

$1,276

Washington, D.C.Hong Kong

DCA - HKG

DCAHKG

Washington, D.C. Reagan-National

Wed 8/26

9:30 am-9:55 am

2 stops36h 25m

Hong Kong Intl

Tue 9/1

8:10 pm-8:00 pm

2 stops35h 50m

$1,287

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 22% 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

19h 25m

Direct flights

None
The fastest flight from Washington, D.C. Reagan-National Airport to Hong Kong takes 19h 25m
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.
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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 19h 25m.

  • 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
11,247 reviews
Search Air Canada flights
United AirlinesPriceFrom $1,069Free CancellationRating
7.4
9,877 reviews
Search United Airlines flights
Cathay PacificPriceFrom $1,171Free CancellationRating
7.6
1,388 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
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