What airlines fly to Hong Kong?

Cathay Pacific, Air Canada and United Airlines are the top three most popular airlines that fly to Hong Kong from Washington, D.C. Reagan-National Airport according to our data. Cathay Pacific is the first choice among our users, with 62% of people opting to fly with this airline when traveling to Hong Kong. Keep in mind that there are 3 different airlines that fly to Hong Kong on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Washington, D.C. Reagan-National to Hong Kong Intl?

Air Canada is the most popular carrier operating from Washington, D.C. Reagan-National to Hong Kong Intl

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

As of August 2026, there are 3 operators available to choose from for flights 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.

$434 Cheap Flights from Washington, D.C. Reagan-National Airport to Hong Kong in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Washington, D.C. Reagan-National Airport to Hong Kong

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:00 am - 10:45 pmDCA Washington, D.C. Reagan-National-HKG Hong Kong Intl

28h 45m2 stops Montreal Pierre Elliott Trudeau Intl Incheon Intl

12:55 am - 10:38 pmHKG Hong Kong Intl-DCA Washington, D.C. Reagan-National

33h 43m2 stops Incheon Intl Toronto Pearson Intl

$827Air Canada

Thu, Sep 17 - Sun, Oct 25

4:20 pm - 10:45 pmDCA Washington, D.C. Reagan-National-HKG Hong Kong Intl

42h 25m2 stops Montreal Pierre Elliott Trudeau Intl Incheon Intl

12:55 am - 10:38 pmHKG Hong Kong Intl-DCA Washington, D.C. Reagan-National

33h 43m2 stops Incheon Intl Toronto Pearson Intl

$827Air Canada

Wed, Sep 16 - Sun, Oct 25

9:40 am - 10:45 pmDCA Washington, D.C. Reagan-National-HKG Hong Kong Intl

25h 05m2 stops Montreal Pierre Elliott Trudeau Intl Incheon Intl

12:55 am - 10:38 pmHKG Hong Kong Intl-DCA Washington, D.C. Reagan-National

33h 43m2 stops Incheon Intl Toronto Pearson Intl

$827Air Canada

Tue, Sep 15 - Sun, Oct 25

12:55 pm - 5:15 amDCA Washington, D.C. Reagan-National-HKG Hong Kong Intl

52h 20m2 stops Ottawa Vancouver Intl

9:20 am - 8:58 amHKG Hong Kong Intl-DCA Washington, D.C. Reagan-National

35h 38m2 stops Incheon Intl Toronto Pearson Intl

$828Multiple Airlines

Mon, Sep 21 - Mon, Oct 26

12:55 pm - 5:10 amDCA Washington, D.C. Reagan-National-HKG Hong Kong Intl

27h 15m2 stops Ottawa Vancouver Intl

9:20 am - 10:38 pmHKG Hong Kong Intl-DCA Washington, D.C. Reagan-National

26h 18m2 stops Incheon Intl Toronto Pearson Intl

$828Multiple Airlines

Tue, Nov 24 - Wed, Jan 27

12:55 pm - 5:10 amDCA Washington, D.C. Reagan-National-HKG Hong Kong Intl

52h 15m2 stops Ottawa Vancouver Intl

2:05 pm - 10:38 pmHKG Hong Kong Intl-DCA Washington, D.C. Reagan-National

21h 33m2 stops Incheon Intl Toronto Pearson Intl

$828Multiple Airlines

Tue, Oct 27 - Wed, Nov 18

6:30 am - 7:05 pmDCA Washington, D.C. Reagan-National-HKG Hong Kong Intl

24h 35m1 stop New York John F Kennedy Intl

9:30 am - 10:48 pmHKG Hong Kong Intl-DCA Washington, D.C. Reagan-National

25h 18m1 stop New York John F Kennedy Intl

$1,292Cathay Pacific

Mon, Sep 21 - Mon, Oct 26

6:00 am - 7:05 pmDCA Washington, D.C. Reagan-National-HKG Hong Kong Intl

24h 05m1 stop New York John F Kennedy Intl

9:30 am - 10:59 pmHKG Hong Kong Intl-DCA Washington, D.C. Reagan-National

26h 29m1 stop New York John F Kennedy Intl

$1,292Cathay Pacific

Tue, Nov 24 - Wed, Jan 27

3:30 pm - 7:00 amDCA Washington, D.C. Reagan-National-HKG Hong Kong Intl

26h 30m2 stops Chicago O'Hare Intl Los Angeles

10:45 pm - 9:56 amHKG Hong Kong Intl-DCA Washington, D.C. Reagan-National

24h 11m2 stops Los Angeles Chicago O'Hare Intl

$1,715United Airlines

Mon, Nov 23 - Wed, Nov 25

5:00 pm - 6:45 amDCA Washington, D.C. Reagan-National-HKG Hong Kong Intl

24h 45m1 stop San Francisco

10:45 pm - 10:29 amHKG Hong Kong Intl-DCA Washington, D.C. Reagan-National

24h 44m2 stops Los Angeles Newark

$1,715United Airlines

Tue, Nov 24 - Thu, Nov 26

Cheap last minute flights

Enter your travel dates to find the best prices.

6:00 am - 5:15 amDCA Washington, D.C. Reagan-National-HKG Hong Kong Intl

35h 15m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

9:30 am - 9:50 pmHKG Hong Kong Intl-DCA Washington, D.C. Reagan-National

24h 20m2 stops Tokyo Narita Montreal Pierre Elliott Trudeau Intl

$1,134Air Canada

Sat, Aug 8 - Thu, Sep 10

6:00 am - 5:15 amDCA Washington, D.C. Reagan-National-HKG Hong Kong Intl

35h 15m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

9:30 am - 9:50 pmHKG Hong Kong Intl-DCA Washington, D.C. Reagan-National

24h 20m2 stops Tokyo Narita Montreal Pierre Elliott Trudeau Intl

$1,134Air Canada

Sat, Aug 8 - Wed, Sep 9

6:59 am - 5:15 amDCA Washington, D.C. Reagan-National-HKG Hong Kong Intl

34h 16m2 stops Toronto Pearson Intl Vancouver Intl

9:30 am - 9:59 pmHKG Hong Kong Intl-DCA Washington, D.C. Reagan-National

24h 29m2 stops Tokyo Narita Seattle/Tacoma Intl

$1,139Multiple Airlines

Thu, Aug 6 - Sun, Sep 6

6:59 am - 5:15 amDCA Washington, D.C. Reagan-National-HKG Hong Kong Intl

34h 16m2 stops Toronto Pearson Intl Vancouver Intl

9:30 am - 9:50 pmHKG Hong Kong Intl-DCA Washington, D.C. Reagan-National

24h 20m2 stops Tokyo Narita Montreal Pierre Elliott Trudeau Intl

$1,139Air Canada

Thu, Aug 6 - Wed, Sep 9

9:59 am - 8:50 amDCA Washington, D.C. Reagan-National-HKG Hong Kong Intl

34h 51m2 stops Los Angeles Taipei City Taiwan Taoyuan Intl

1:30 pm - 8:00 pmHKG Hong Kong Intl-DCA Washington, D.C. Reagan-National

42h 30m2 stops Taipei City Taiwan Taoyuan Intl Los Angeles

$1,279Multiple Airlines

Fri, Aug 7 - Tue, Aug 25

6:59 pm - 10:05 amDCA Washington, D.C. Reagan-National-HKG Hong Kong Intl

27h 06m2 stops San Francisco Taipei City Taiwan Taoyuan Intl

8:10 pm - 8:00 pmHKG Hong Kong Intl-DCA Washington, D.C. Reagan-National

35h 50m2 stops Taipei City Taiwan Taoyuan Intl Los Angeles

$1,469Multiple Airlines

Mon, Aug 10 - Tue, Aug 25

11:35 am - 9:00 pmDCA Washington, D.C. Reagan-National-HKG Hong Kong Intl

21h 25m1 stop Chicago O'Hare Intl

12:10 pm - 8:59 pmHKG Hong Kong Intl-DCA Washington, D.C. Reagan-National

20h 49m1 stop Chicago O'Hare Intl

$1,548Cathay Pacific

Thu, Aug 6 - Sun, Sep 6

11:35 am - 9:00 pmDCA Washington, D.C. Reagan-National-HKG Hong Kong Intl

21h 25m1 stop Chicago O'Hare Intl

4:05 pm - 11:58 pmHKG Hong Kong Intl-DCA Washington, D.C. Reagan-National

19h 53m1 stop Dallas/Fort Worth

$1,565Cathay Pacific

Thu, Aug 6 - Mon, Sep 7

6:00 am - 5:00 amDCA Washington, D.C. Reagan-National-HKG Hong Kong Intl

35h 00m3 stops Houston George Bush Intcntl Denver Intl San Francisco

11:45 am - 10:30 pmHKG Hong Kong Intl-DCA Washington, D.C. Reagan-National

22h 45m1 stop San Francisco

$1,736United Airlines

Mon, Aug 10 - Thu, Aug 27

11:57 am - 5:40 amDCA Washington, D.C. Reagan-National-HKG Hong Kong Intl

29h 43m2 stops Chicago O'Hare Intl Los Angeles

11:45 am - 10:30 pmHKG Hong Kong Intl-DCA Washington, D.C. Reagan-National

22h 45m1 stop San Francisco

$1,736United Airlines

Mon, Aug 10 - Wed, Aug 26

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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

Sep 15

DCA9:40 amWashington, D.C. Reagan-National

25h 05m

2 stops

HKG10:45 pmHong Kong Intl

Oct 25

HKG12:55 amHong Kong Intl

33h 43m

2 stops

DCA10:38 pmWashington, D.C. Reagan-National

$827

Air Canada

Nov 3

DCA12:55 pmWashington, D.C. Reagan-National

51h 15m

2 stops

HKG5:10 amHong Kong Intl

Nov 25

HKG10:45 amHong Kong Intl

38h 34m

2 stops

DCA12:19 pmWashington, D.C. Reagan-National

$833

Air Canada

Sep 15

DCA4:20 pmWashington, D.C. Reagan-National

24h 55m

2 stops

HKG5:15 amHong Kong Intl

Sep 22

HKG9:45 amHong Kong Intl

24h 05m

2 stops

DCA9:50 pmWashington, D.C. Reagan-National

$835

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 18

DCA6:10 amWashington, D.C. Reagan-National

19h 45m

1 stop

HKG1:55 pmHong Kong Intl

Sep 1

HKG4:05 pmHong Kong Intl

19h 53m

1 stop

DCA11:58 pmWashington, D.C. Reagan-National

$1,404

Cathay Pacific

Aug 6

DCA11:35 amWashington, D.C. Reagan-National

21h 25m

1 stop

HKG9:00 pmHong Kong Intl

Sep 6

HKG12:10 pmHong Kong Intl

20h 49m

1 stop

DCA8:59 pmWashington, D.C. Reagan-National

$1,548

Cathay Pacific

Aug 6

DCA11:35 amWashington, D.C. Reagan-National

21h 25m

1 stop

HKG9:00 pmHong Kong Intl

Sep 7

HKG4:05 pmHong Kong Intl

19h 53m

1 stop

DCA11:58 pmWashington, D.C. Reagan-National

$1,565

momondo Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Hong Kong that are best for you.

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Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Hong Kong

DCA Washington, D.C. Reagan-National - HKG Hong Kong Intl

DCAHKG

Washington, D.C. Reagan-National

Thu 9/17

6:00 am-10:45 pm

2 stops28h 45m

Hong Kong Intl

Sun 10/25

12:55 am-10:38 pm

2 stops33h 43m

$827

Washington, D.C.Hong Kong

DCA Washington, D.C. Reagan-National - HKG Hong Kong Intl

DCAHKG

Washington, D.C. Reagan-National

Wed 9/16

4:20 pm-10:45 pm

2 stops42h 25m

Hong Kong Intl

Sun 10/25

12:55 am-10:38 pm

2 stops33h 43m

$827

Washington, D.C.Hong Kong

DCA Washington, D.C. Reagan-National - HKG Hong Kong Intl

DCAHKG

Washington, D.C. Reagan-National

Tue 9/15

9:40 am-10:45 pm

2 stops25h 05m

Hong Kong Intl

Sun 10/25

12:55 am-10:38 pm

2 stops33h 43m

$827

Washington, D.C.Hong Kong

DCA Washington, D.C. Reagan-National - HKG Hong Kong Intl

DCAHKG

Washington, D.C. Reagan-National

Mon 9/21

12:55 pm-5:15 am

2 stops52h 20m

Hong Kong Intl

Mon 10/26

9:20 am-8:58 am

2 stops35h 38m

$828

Washington, D.C.Hong Kong

DCA Washington, D.C. Reagan-National - HKG Hong Kong Intl

DCAHKG

Washington, D.C. Reagan-National

Tue 11/24

12:55 pm-5:10 am

2 stops27h 15m

Hong Kong Intl

Wed 1/27

9:20 am-10:38 pm

2 stops26h 18m

$828

Washington, D.C.Hong Kong

DCA Washington, D.C. Reagan-National - HKG Hong Kong Intl

DCAHKG

Washington, D.C. Reagan-National

Tue 10/27

12:55 pm-5:10 am

2 stops52h 15m

Hong Kong Intl

Wed 11/18

2:05 pm-10:38 pm

2 stops21h 33m

$828

Washington, D.C.Hong Kong

DCA Washington, D.C. Reagan-National - HKG Hong Kong Intl

DCAHKG

Washington, D.C. Reagan-National

Mon 9/21

6:30 am-7:05 pm

1 stop24h 35m

Hong Kong Intl

Mon 10/26

9:30 am-10:48 pm

1 stop25h 18m

$1,292

Washington, D.C.Hong Kong

DCA Washington, D.C. Reagan-National - HKG Hong Kong Intl

DCAHKG

Washington, D.C. Reagan-National

Tue 11/24

6:00 am-7:05 pm

1 stop24h 05m

Hong Kong Intl

Wed 1/27

9:30 am-10:59 pm

1 stop26h 29m

$1,292

Washington, D.C.Hong Kong

DCA Washington, D.C. Reagan-National - HKG Hong Kong Intl

DCAHKG

Washington, D.C. Reagan-National

Mon 11/23

3:30 pm-7:00 am

2 stops26h 30m

Hong Kong Intl

Wed 11/25

10:45 pm-9:56 am

2 stops24h 11m

$1,715

Quickest round-trip

Washington, D.C.Hong Kong

DCA Washington, D.C. Reagan-National - HKG Hong Kong Intl

DCAHKG

Washington, D.C. Reagan-National

Tue 11/24

5:00 pm-6:45 am

1 stop24h 45m

Hong Kong Intl

Thu 11/26

10:45 pm-10:29 am

2 stops24h 44m

$1,715

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

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 44% 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	23h 16m
Direct flights	None

The fastest flight from Washington, D.C. Reagan-National Airport to Hong Kong takes 23h 16m

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 23h 16m.
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?
As of August 2026, there are 3 operators available to choose from 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?
Based on momondo bookings for flights between Washington, D.C. Reagan-National Airport and Hong Kong, the leading airline is Cathay Pacific, making up 62% of the total bookings. Other popular airlines include Air Canada with 20% and United Airlines with 18%.

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 Canada	PriceFrom $774	Free Cancellation	Rating 7.1 11,429 reviews	Search Air Canada flights
United Airlines	PriceFrom $1,069	Free Cancellation	Rating 7.4 10,064 reviews	Search United Airlines flights
Cathay Pacific	PriceFrom $1,171	Free Cancellation	Rating 7.6 1,439 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.

An easier way to manage your Hong Kong trip

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Cheap flights from Washington, D.C. Reagan-National Airport to Hong Kong from $434

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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

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

momondo Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Hong Kong that are best for you.

See travel insights to Hong Kong from

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

What is the cheapest month to fly to Hong Kong?

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

What is the cheapest airline that flies from Washington, D.C. Reagan-National to Hong Kong Intl?

What airlines fly to Hong Kong?

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

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

Fastest flight time

Direct flights

Frequently asked questions about flying 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

Why use momondo?

An easier way to manage your Hong Kong trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Hong Kong

Fly your favorite airline to Hong Kong

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Hong Kong

List of cabin classes available on flights landing in Hong Kong. Availability may vary depending on flight origin and airline.

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According to popular flight searches on momondo this year