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$456+ Cheap flights from Reagan-National (DCA) to Hong Kong (HKG)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/24. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — HKG
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap flight deals from Reagan-National to Hong Kong

Discover tips and strategies to find the most affordable flight options for your journey from Reagan-National (DCA) to Hong Kong (HKG). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 17, 2025.

Round-trip from

$805
(Air Canada)

One-way from

$456
(Air Canada)

Popular in

December

Cheapest in

October

Average price

$1,260
From Washington, D.C. Reagan-National to Hong Kong Intl
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One-way flight from Washington, D.C. Reagan-National to Hong Kong Intl
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Highest demand for flights based on searches. 14% potential increase in price ($220 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($39 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Reagan-National to Hong Kong

Cheapest flights from Reagan-National to Hong Kong
Explore the most affordable flight options available from Reagan-National to Hong Kong. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This Air Canada deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/244:10 pmDCA - HKG
2 stops37h 30mAir Canada
Mon 12/18:25 pmHKG - DCA
2 stops38h 31mAir Canada
Deal found 9/15$805
This Air Canada deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1712:55 pmDCA - HKG
2 stops40h 45mAir Canada
Thu 12/118:25 pmHKG - DCA
2 stops62h 31mAir Canada
Deal found 9/14$815
This Air Canada deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/166:00 amDCA - HKG
2 stops47h 40mAir Canada
Mon 12/810:00 amHKG - DCA
2 stops24h 56mAir Canada
Deal found 9/14$819
This Air Canada deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/184:10 pmDCA - HKG
2 stops37h 30mAir Canada
Wed 12/108:25 pmHKG - DCA
2 stops34h 40mAir Canada
Deal found 9/14$822
This Gotogate deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/176:00 amDCA - HKG
2 stops30h 45mMultiple Airlines
Tue 9/236:00 pmHKG - DCA
2 stops30h 08mMultiple Airlines
Deal found 9/14$826
This Air Canada deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/168:40 pmDCA - HKG
2 stops57h 00mAir Canada
Tue 1/138:25 pmHKG - DCA
2 stops49h 30mAir Canada
Deal found 9/15$828
This Air Canada deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/128:40 pmDCA - HKG
2 stops37h 10mAir Canada
Tue 11/188:25 pmHKG - DCA
2 stops51h 01mAir Canada
Deal found 9/15$835
This Air Canada deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/184:10 pmDCA - HKG
2 stops61h 30mAir Canada
Mon 2/168:25 pmHKG - DCA
2 stops56h 06mAir Canada
Deal found 9/16$836
This Air Canada deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/244:10 pmDCA - HKG
2 stops37h 30mMultiple Airlines
Wed 12/1010:00 amHKG - DCA
3 stops22h 45mMultiple Airlines
Deal found 9/15$837
This Air Canada deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/136:59 amDCA - HKG
2 stops26h 51mAir Canada
Tue 1/138:25 pmHKG - DCA
2 stops49h 30mAir Canada
Deal found 9/15$841
This Air Canada deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/176:50 pmDCA - HKG
2 stops34h 50mAir Canada
Mon 1/198:25 pmHKG - DCA
2 stops38h 31mAir Canada
Deal found 9/16$842
This CheapOair deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/116:00 amDCA - HKG
2 stops31h 00mMultiple Airlines
Tue 11/258:25 pmHKG - DCA
2 stops38h 31mMultiple Airlines
Deal found 9/16$849

Cheapflights Fare Finder

 
Customize your flight search to find flights from Reagan-National 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, Cheapflights users made 2,558,603 searches. Data last updated September 17, 2025.
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

Reagan-National

Fly to

Hong Kong

Route

Depart

Return

Price

Washington, D.C.Hong Kong

DCA - HKG

DCAHKG

Washington, D.C. Reagan-National

Wed 10/29

7:00 am-7:20 pm

1 stop24h 20m

Hong Kong Intl

Tue 12/2

10:35 am-4:49 pm

1 stop19h 14m

$1,058

Washington, D.C.Hong Kong

DCA - HKG

DCAHKG

Washington, D.C. Reagan-National

Thu 11/6

2:51 pm-7:00 am

2 stops27h 09m

Hong Kong Intl

Mon 11/24

10:35 am-4:52 pm

1 stop19h 17m

$1,058

Washington, D.C.Hong Kong

DCA - HKG

DCAHKG

Washington, D.C. Reagan-National

Wed 10/15

7:00 am-6:55 pm

1 stop23h 55m

Hong Kong Intl

Thu 10/23

11:15 am-9:51 pm

1 stop22h 36m

$1,058

Washington, D.C.Hong Kong

DCA - HKG

DCAHKG

Washington, D.C. Reagan-National

Wed 1/7

5:59 pm-6:45 am

1 stop23h 46m

Hong Kong Intl

Wed 1/21

10:35 am-9:52 pm

1 stop24h 17m

$1,058

Washington, D.C.Hong Kong

DCA - HKG

DCAHKG

Washington, D.C. Reagan-National

Mon 10/20

5:00 pm-5:00 am

2 stops24h 00m

Hong Kong Intl

Mon 11/10

10:35 am-4:52 pm

1 stop19h 17m

$1,058

Washington, D.C.Hong Kong

DCA - HKG

DCAHKG

Washington, D.C. Reagan-National

Tue 10/21

7:00 am-6:55 pm

1 stop23h 55m

Hong Kong Intl

Thu 12/25

10:35 am-4:57 pm

1 stop19h 22m

$1,086

Washington, D.C.Hong Kong

DCA - HKG

DCAHKG

Washington, D.C. Reagan-National

Tue 11/18

7:00 am-7:20 pm

1 stop23h 20m

Hong Kong Intl

Wed 1/14

10:45 pm-1:49 pm

2 stops28h 04m

$1,086

Washington, D.C.Hong Kong

DCA - HKG

DCAHKG

Washington, D.C. Reagan-National

Thu 1/8

7:00 am-7:20 pm

1 stop23h 20m

Hong Kong Intl

Thu 1/22

10:30 pm-11:29 am

2 stops25h 59m

$1,086

Washington, D.C.Hong Kong

DCA - HKG

DCAHKG

Washington, D.C. Reagan-National

Wed 11/19

7:00 am-7:20 pm

1 stop23h 20m

Hong Kong Intl

Mon 1/19

10:35 am-9:52 pm

1 stop24h 17m

$1,086

Washington, D.C.Hong Kong

DCA - HKG

DCAHKG

Washington, D.C. Reagan-National

Sun 11/23

12:55 pm-6:40 pm

2 stops40h 45m

$466

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 19 results
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Best time to book a flight from Reagan-National to Hong Kong

Have a flexible travel schedule? Discover the best time to fly to Hong Kong from Reagan-National with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Reagan-National Airport to Hong Kong

What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to Hong Kong?

Currently, September is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Hong Kong (average of $938). Flying from Washington, D.C. Reagan-National Airport to Hong Kong in December is currently the most expensive (average of $1,610). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from DCA to HKG?

Find hourly flight availability from Reagan-National to Hong Kong. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 17, 2025.

It’s optimal to fly from Washington, D.C. Reagan-National Airport to Hong Kong in the afternoon. By choosing this option you can save up to 9% on the cost of your flight, compared to a flight at noon.

How much does it cost to fly round-trip from Washington, D.C. Reagan-National Airport to Hong Kong?

Reviews of airlines servicing Hong Kong

Get insights into the airlines that provide service to Hong Kong. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Hong Kong. Reviews last updated September 17, 2025.
Peruse reviews from past customers who have flown with Cathay Pacific, United Airlines, and Air Canada from Washington, D.C. Reagan-National Airport to Hong Kong to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Cathay Pacific
7.6
Good
998 reviews

Boarding

7.9

Comfort

7.6

Crew

8.1

Entertainment

7.8

Food

7.3

Overall

7.6

Reviews

1 / 20
10.0
Excellent

anish,Aug 2025

HKG - KTM

Journey was way better than on the airbus from Toronto to Hongkong , as the economy seats were better .
Cathay Pacific
7.6
Good
998 reviews
Cathay Pacific
7.6
Good
998 reviews

Boarding

7.9

Comfort

7.6

Crew

8.1

Entertainment

7.8

Food

7.3

Overall

7.6

Reviews

1 / 20
10.0
Excellent

anish,Aug 2025

HKG - KTM

Journey was way better than on the airbus from Toronto to Hongkong , as the economy seats were better .
United Airlines
7.4
Good
8,926 reviews
Cathay Pacific
7.6
Good
998 reviews

Boarding

7.9

Comfort

7.6

Crew

8.1

Entertainment

7.8

Food

7.3

Overall

7.6

Reviews

1 / 20
10.0
Excellent

anish,Aug 2025

HKG - KTM

Journey was way better than on the airbus from Toronto to Hongkong , as the economy seats were better .
Air Canada
7.1
Good
10,000 reviews
Cathay Pacific
7.6
Good
998 reviews

Boarding

7.9

Comfort

7.6

Crew

8.1

Entertainment

7.8

Food

7.3

Overall

7.6

Reviews

1 / 20
10.0
Excellent

anish,Aug 2025

HKG - KTM

Journey was way better than on the airbus from Toronto to Hongkong , as the economy seats were better .

Related info for your journey

Find useful and relevant information for your journey from Reagan-National to Hong Kong. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Hong Kong from Washington, D.C. Reagan-National?

    For a flight from Washington, D.C. Reagan-National to Hong Kong, you will be flying into Hong Kong Intl. Hong Kong Intl (HKG) is just 16.2 mi from the center of the city. Hong Kong Intl is the only Hong Kong airport and it handles 0 inbound flights from Washington, D.C. Reagan-National per day. 3 airlines have flights to Hong Kong Intl from Washington, D.C. Reagan-National on a regular basis.

  • How long is the flight from Washington, D.C. Reagan-National Airport to Hong Kong?

    There are many flights that can get you from Washington, D.C. Reagan-National Airport to Hong Kong in 24h 20m. Fly via United Airlines to get the fastest option. The distance between Washington, D.C. Reagan-National Airport and Hong Kong is about 8146 mi.

  • What are the cheapest airlines flying from Washington, D.C. Reagan-National Airport to Hong Kong round-trip?

    Air Canada, at $680, was found to be the cheapest airline from Washington, D.C. Reagan-National Airport to Hong Kong.Alternate airlines to your destination round-trip include United Airlines and Cathay Pacific. You may be able to fly from Washington, D.C. Reagan-National Airport to Hong Kong for 49% less than the average price by searching for these airlines.

  • Can I find deals for flights from Reagan-National to Hong Kong that include hotel bookings?

    Yes. In addition to deals on Reagan-National to Hong Kong flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Reagan-National to Hong Kong?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Reagan-National to Hong Kong.

  • Can I find deals for business class flights from Reagan-National to Hong Kong?

    Yes. Cheapflights offers flight deals from Reagan-National to Hong Kong by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to Hong Kong?

    Currently, September is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Hong Kong (average of $938). Flying from Washington, D.C. Reagan-National Airport to Hong Kong in December is currently the most expensive (average of $1,610). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Reagan-National to Hong Kong

See prices for flight routes from nearby airports that may be better suited for you.
Dulles Intl to Hong Kong flights
Baltimore to Hong Kong flights

Top 3 airlines flying from Reagan-National to Hong Kong

Discover the top 3 airlines that operate flights from Reagan-National to Hong Kong. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$680Average$795FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$1,100Average$1,334FlexibilityNo cancel feeOn-time69%
Cathay PacificCheapest$1,203Average$1,570FlexibilityNo cancel feeOn-time72%

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