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$475+ Cheap flights from Washington, D.C. (WAS) to Hong Kong

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 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — HKG
Apr 5 — Apr 121
Sat 4/5
Sat 4/12
1 adult, Economy
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Cheapflights Tip: The best prices from Washington, D.C. to Hong Kong are usually found in February or November, booked 59 days in advance, depart on a Wednesday or Sunday and return on a Tuesday

Cheap flight deals from Washington, D.C. to Hong Kong

Keep the following information in mind while searching for Washington, D.C. to Hong Kong flight deals. Data was last updated March 31, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$766
(Ovago)

One-way from

$475
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$1,197
Provider with most accurate pricing for Washington, D.C. (WAS)-Hong Kong Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Hong Kong Intl flights.
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From Washington, D.C. (WAS) to Hong Kong
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One-way flight from Washington, D.C. (WAS) to Hong Kong
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High demand for flights, 1% potential price rise
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($41 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from Washington, D.C. to Hong Kong

Cheapest flights from Washington, D.C. to Hong Kong
Explore the most affordable flight options available from Washington, D.C. to Hong Kong. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 31, 2025.

This Ovago deal was found by Cheapflights users on 3/30. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/1911:00 pmIAD - HKG
1 stop24h 45mAir China
Tue 5/610:30 amHKG - IAD
1 stop21h 00mAir China
Deal found 3/30$766
This FlightHub deal was found by Cheapflights users on 3/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/2010:14 pmIAD - HKG
2 stops53h 51mMultiple Airlines
Mon 6/162:25 pmHKG - IAD
2 stops51h 56mMultiple Airlines
Deal found 3/29$905
This Justfly.com deal was found by Cheapflights users on 3/30. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/2010:14 pmIAD - HKG
2 stops53h 51mAir Canada
Wed 5/79:30 amHKG - IAD
2 stops37h 44mAir Canada
Deal found 3/30$907
This FlightHub deal was found by Cheapflights users on 3/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/612:55 pmDCA - HKG
2 stops39h 10mMultiple Airlines
Mon 4/149:10 amHKG - DCA
2 stops42h 14mMultiple Airlines
Deal found 3/30$912
This CheapOair deal was found by Cheapflights users on 3/30. 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.
Mon 5/1912:55 pmDCA - HKG
2 stops63h 10mAir Canada
Wed 6/46:00 pmHKG - DCA
2 stops54h 01mAir Canada
Deal found 3/30$914
This FlightHub deal was found by Cheapflights users on 3/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/259:25 pmIAD - HKG
1 stop30h 40mTurkish Airlines
Wed 3/1811:20 pmHKG - IAD
1 stop24h 55mTurkish Airlines
Deal found 3/30$977
This China Airlines deal was found by Cheapflights users on 3/30. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/247:05 pmBWI - HKG
2 stops26h 10mMultiple Airlines
Sun 5/48:10 pmHKG - BWI
2 stops21h 36mMultiple Airlines
Deal found 3/30$1,111
This oojo deal was found by Cheapflights users on 3/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1711:50 amIAD - HKG
1 stop34h 30mKorean Air
Tue 12/1612:55 amHKG - IAD
1 stop21h 55mKorean Air
Deal found 3/30$1,126
This United Airlines deal was found by Cheapflights users on 3/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/2010:15 pmIAD - HKG
1 stop32h 40mUnited Airlines
Sun 5/112:45 pmHKG - IAD
1 stop31h 20mUnited Airlines
Deal found 3/30$1,176
This United Airlines deal was found by Cheapflights users on 3/31. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/207:00 amDCA - HKG
1 stop23h 55mUnited Airlines
Thu 12/2510:30 amHKG - DCA
1 stop19h 26mUnited Airlines
Deal found 3/31$1,185
This Delta deal was found by Cheapflights users on 3/31. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2310:00 amDCA - HKG
2 stops24h 30mDelta
Wed 12/2412:55 amHKG - DCA
2 stops23h 41mDelta
Deal found 3/31$1,190
This Delta deal was found by Cheapflights users on 3/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/287:25 amIAD - HKG
2 stops44h 55mDelta
Tue 6/312:20 pmHKG - IAD
2 stops29h 32mDelta
Deal found 3/30$1,190

Cheapflights Fare Finder

Customize your flight search to find flights from Washington, D.C. 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 March 31, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Hong Kong that are best for you.

Fly from

Washington, D.C.

Fly to

Hong Kong

Route

Depart

Return

Price

Washington, D.C.Hong Kong

IAD - HKG

IADHKG

Washington, D.C. Dulles Intl

Sat 4/19

11:00 pm-11:45 am

1 stop24h 45m

Hong Kong Intl

Tue 5/6

10:30 am-7:30 pm

1 stop21h 00m

$766

Washington, D.C.Hong Kong

IAD - HKG

IADHKG

Washington, D.C. Dulles Intl

Tue 5/20

10:14 pm-4:05 pm

2 stops53h 51m

Hong Kong Intl

Mon 6/16

2:25 pm-6:21 am

2 stops51h 56m

$905

Washington, D.C.Hong Kong

IAD - HKG

IADHKG

Washington, D.C. Dulles Intl

Sun 4/20

10:14 pm-4:05 pm

2 stops53h 51m

Hong Kong Intl

Wed 5/7

9:30 am-11:14 am

2 stops37h 44m

$907

Washington, D.C.Hong Kong

DCA - HKG

DCAHKG

Washington, D.C. Reagan-National

Tue 4/22

12:55 pm-4:05 pm

2 stops39h 10m

Hong Kong Intl

Tue 5/6

7:40 am-9:53 pm

2 stops26h 13m

$912

Washington, D.C.Hong Kong

DCA - HKG

DCAHKG

Washington, D.C. Reagan-National

Mon 5/19

12:55 pm-4:05 pm

2 stops63h 10m

Hong Kong Intl

Wed 6/4

6:00 pm-12:01 pm

2 stops54h 01m

$914

Washington, D.C.Hong Kong

IAD - HKG

IADHKG

Washington, D.C. Dulles Intl

Tue 5/13

1:30 pm-5:15 pm

1 stop39h 45m

Hong Kong Intl

Tue 5/20

10:30 pm-11:45 am

1 stop25h 15m

$977

BaltimoreHong Kong

BWI - HKG

BWIHKG

Baltimore/Washington

Thu 4/24

7:05 pm-9:15 am

2 stops26h 10m

Hong Kong Intl

Sun 5/4

8:10 pm-5:46 am

2 stops21h 36m

$1,111

Washington, D.C.Hong Kong

IAD - HKG

IADHKG

Washington, D.C. Dulles Intl

Tue 8/26

1:30 pm-4:20 pm

1 stop38h 50m

Hong Kong Intl

Wed 11/26

12:55 am-9:50 am

1 stop21h 55m

$1,126

Washington, D.C.Hong Kong

IAD - HKG

IADHKG

Washington, D.C. Dulles Intl

Mon 4/21

12:15 pm-12:30 pm

1 stop36h 15m

Hong Kong Intl

Wed 5/7

2:45 pm-10:05 am

1 stop31h 20m

$1,173

Washington, D.C.Hong Kong

IAD - HKG

IADHKG

Washington, D.C. Dulles Intl

Sun 4/20

10:15 pm-6:55 pm

1 stop32h 40m

Hong Kong Intl

Sun 5/11

2:45 pm-10:05 am

1 stop31h 20m

$1,176

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/30

Showing 1-10 of 48 results
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Best time to book a flight from Washington, D.C. to Hong Kong

Have a flexible travel schedule? Discover the best time to fly to Hong Kong from Washington, D.C. 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. to Hong Kong

How far ahead should I book a flight from Washington, D.C. to Hong Kong?

Use this chart to determine the optimal time to book a round-trip flight from Washington, D.C. to Hong Kong. Price data was last updated on March 28, 2025.

The best time to book flights from Washington, D.C. to Hong Kong is 59 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, February is the cheapest month in which you can book a flight from Washington, D.C. to Hong Kong (average of $991). Flying from Washington, D.C. to Hong Kong in July is currently the most expensive (average of $1,647). 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 WAS to HK?

Find hourly flight availability from Washington, D.C. 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 March 31, 2025.

One of the essential ways to save on airfare from Washington, D.C. to Hong Kong is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 21% on airfare.

What is the cheapest day to fly from Washington, D.C. to Hong Kong?

Use this chart to determine the cheapest time to fly round-trip from Washington, D.C. to Hong Kong. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Washington, D.C. to Hong Kong flight should consider departing on Tuesday evenings when fares are most often at their lowest. Wednesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Hong Kong by month

Plan your trip to Hong Kong by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Hong Kong ranges from 0.8 - 15.4 inches per month. June is typically the wettest month, when rainfall can reach 15.4 in. January is typically the driest time to visit Hong Kong when rainfall is around 0.8 in.

Temperature in Hong Kong by month

Plan your trip to Hong Kong by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Hong Kong, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 60.8 F).

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 March 31, 2025.
Peruse reviews from past customers who have flown with Korean Air, Japan Airlines and ANA from Washington, D.C. 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.
Korean Air
8.4
Very good
1,051 reviews

Overall

8.4

Food

8.1

Boarding

8.5

Entertainment

8.2

Comfort

8.3

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Korean Air
8.4
Very good
1,051 reviews
Korean Air
8.4
Very good
1,051 reviews

Overall

8.4

Food

8.1

Boarding

8.5

Entertainment

8.2

Comfort

8.3

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Japan Airlines
8.3
Very good
1,440 reviews
Korean Air
8.4
Very good
1,051 reviews

Overall

8.4

Food

8.1

Boarding

8.5

Entertainment

8.2

Comfort

8.3

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
ANA
8.3
Very good
831 reviews
Korean Air
8.4
Very good
1,051 reviews

Overall

8.4

Food

8.1

Boarding

8.5

Entertainment

8.2

Comfort

8.3

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Emirates
8.0
Very good
3,192 reviews
Korean Air
8.4
Very good
1,051 reviews

Overall

8.4

Food

8.1

Boarding

8.5

Entertainment

8.2

Comfort

8.3

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Delta
8.0
Very good
7,899 reviews
Korean Air
8.4
Very good
1,051 reviews

Overall

8.4

Food

8.1

Boarding

8.5

Entertainment

8.2

Comfort

8.3

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. 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 are the cheapest airlines flying from Washington, D.C. to Hong Kong round-trip?

    Air China, at $766, was found to be the cheapest airline from Washington, D.C. to Hong Kong.Alternate airlines to your destination round-trip include Air Canada and Turkish Airlines. Air China is priced at 45% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Washington, D.C. to Hong Kong one-way?

    For one-way options, check prices for Air Canada. According to our data, you can fly for as low as $490. Users have also found prices from $529 and $645 on Air India and United Airlines, respectively.

  • What are the most popular routes from Washington, D.C. to Hong Kong?

    The most popular route from Washington, D.C. to Hong Kong is Washington, D.C. Dulles Intl - Hong Kong Intl. You may also consider Washington, D.C. Reagan-National - Hong Kong Intl or Baltimore/Washington - Hong Kong Intl.

  • Can I find deals for flights from Washington, D.C. to Hong Kong that include hotel bookings?

    Yes. In addition to deals on Washington, D.C. to Hong Kong flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington, D.C. to Hong Kong?

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

  • Can I find deals for business class flights from Washington, D.C. to Hong Kong?

    Yes. Cheapflights offers flight deals from Washington, D.C. 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. to Hong Kong?

    Currently, February is the cheapest month in which you can book a flight from Washington, D.C. to Hong Kong (average of $991). Flying from Washington, D.C. to Hong Kong in July is currently the most expensive (average of $1,647). 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 Washington, D.C. to Hong Kong

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Washington, D.C. to Hong Kong

Discover the top 10 airlines that operate flights from Washington, D.C. 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 March 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air ChinaCheapest$626Average$755FlexibilityNo cancel feeOn-time67%
Air CanadaCheapest$684Average$827FlexibilityNo cancel feeOn-time67%
Turkish AirlinesCheapest$909Average$1,031FlexibilityNo cancel feeOn-time77%
Qatar AirwaysCheapest$974Average$1,210FlexibilityNo cancel feeOn-time68%
United AirlinesCheapest$999Average$1,363FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$1,043Average$1,746FlexibilityNo cancel feeOn-time70%
Korean AirCheapest$1,072Average$1,730FlexibilityNo cancel feeOn-time81%
JetBlueCheapest$1,072Average$1,130FlexibilityNo cancel feeOn-time62%
Cathay PacificCheapest$1,230Average$1,680FlexibilityNo cancel feeOn-time72%
DeltaCheapest$1,429Average$2,131FlexibilityNo cancel feeOn-timeN/A
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