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$482+ Cheap flights from Washington, D.C. (WAS) to Hangzhou (HGH)

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 11/10. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — HGH
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Cheap flight deals from Washington, D.C. to Hangzhou

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to Hangzhou (HGH). 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 October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,095
(oojo)

One-way from

$482
(Kiwi.com)

Popular in

June

Cheapest in

September

Average price

$1,314
Provider with most accurate pricing for Washington, D.C. (WAS)-Hangzhou flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Hangzhou flights.
Search Deals
From Washington, D.C. (WAS) to Hangzhou
Search Deals
One-way flight from Washington, D.C. (WAS) to Hangzhou
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($113 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($47 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Washington, D.C. to Hangzhou

Cheapest flights from Washington, D.C. to Hangzhou
Explore the most affordable flight options available from Washington, D.C. to Hangzhou. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This Air China deal was found by Cheapflights users on 10/29. 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 Air China is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/69:10 amIAD - HGH
2 stops42h 35mAir China
Tue 11/2511:00 amHGH - IAD
2 stops33h 21mAir China
Deal found 10/29$1,085
This oojo deal was found by Cheapflights users on 10/29. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/109:10 amIAD - HGH
2 stops36h 35mAir China
Sun 12/79:00 pmHGH - IAD
2 stops47h 31mAir China
Deal found 10/29$1,095
This oojo deal was found by Cheapflights users on 10/29. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/37:59 pmDCA - HGH
2 stops49h 11mCathay Pacific
Mon 11/248:00 amHGH - DCA
2 stops23h 54mCathay Pacific
Deal found 10/29$1,096
This Cathay Pacific deal was found by Cheapflights users on 10/27. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/286:11 amIAD - HGH
2 stops39h 59mMultiple Airlines
Tue 3/2411:25 amHGH - IAD
2 stops40h 44mMultiple Airlines
Deal found 10/27$1,117
This Korean Air deal was found by Cheapflights users on 10/29. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/56:18 amBWI - HGH
2 stops42h 12mKorean Air
Wed 11/2612:05 pmHGH - BWI
2 stops40h 39mKorean Air
Deal found 10/29$1,121
This Korean Air deal was found by Cheapflights users on 10/29. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/56:59 amDCA - HGH
2 stops41h 31mKorean Air
Mon 11/242:40 pmHGH - DCA
2 stops40h 20mKorean Air
Deal found 10/29$1,121
This KAYAK deal was found by Cheapflights users on 10/29. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/69:45 amDCA - HGH
2 stops35h 25mCathay Pacific
Mon 11/248:00 amHGH - DCA
2 stops23h 54mCathay Pacific
Deal found 10/29$1,135
This oojo deal was found by Cheapflights users on 10/29. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/108:35 amDCA - HGH
2 stops36h 35mCathay Pacific
Sun 12/73:45 pmHGH - DCA
2 stops44h 14mCathay Pacific
Deal found 10/29$1,164
This FlightHub deal was found by Cheapflights users on 10/29. 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.
Sun 11/26:38 pmDCA - HGH
2 stops34h 37mCathay Pacific
Mon 11/248:00 amHGH - DCA
2 stops23h 54mCathay Pacific
Deal found 10/29$1,166
This Korean Air deal was found by Cheapflights users on 10/29. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/56:59 amDCA - HGH
2 stops41h 31mKorean Air
Fri 11/212:40 pmHGH - DCA
2 stops40h 20mKorean Air
Deal found 10/29$1,171
This oojo deal was found by Cheapflights users on 10/27. 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.
Tue 10/2811:00 pmIAD - HGH
1 stop24h 45mAir China
Tue 3/247:00 amHGH - IAD
1 stop24h 30mAir China
Deal found 10/27$1,177
This Air China deal was found by Cheapflights users on 10/29. 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 Air China is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/69:10 amIAD - HGH
2 stops35h 35mAir China
Mon 11/243:00 pmHGH - IAD
2 stops28h 48mAir China
Deal found 10/29$1,179

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington, D.C. to Hangzhou 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 October 30, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Hangzhou that are best for you.

Fly from

Washington, D.C.

Fly to

Hangzhou

Route

Depart

Return

Price

BaltimoreHangzhou

BWI - HGH

BWIHGH

Baltimore/Washington

Wed 11/5

6:18 am-1:30 pm

2 stops42h 12m

Hangzhou

Mon 11/24

2:40 pm-12:46 pm

2 stops35h 06m

$1,121

Washington, D.C.Hangzhou

DCA - HGH

DCAHGH

Washington, D.C. Reagan-National

Mon 11/10

8:35 am-10:10 am

2 stops36h 35m

Hangzhou

Sun 12/7

3:45 pm-10:59 pm

2 stops44h 14m

$1,164

Washington, D.C.Hangzhou

DCA - HGH

DCAHGH

Washington, D.C. Reagan-National

Sat 2/28

6:05 am-1:30 pm

2 stops42h 25m

Hangzhou

Wed 3/4

12:05 pm-6:06 pm

2 stops43h 01m

$1,171

BaltimoreHangzhou

BWI - HGH

BWIHGH

Baltimore/Washington

Sun 11/2

7:07 am-11:05 pm

2 stops26h 58m

Hangzhou

Mon 11/24

3:00 pm-7:56 am

2 stops29h 56m

$1,193

Washington, D.C.Hangzhou

DCA - HGH

DCAHGH

Washington, D.C. Reagan-National

Fri 11/28

7:45 pm-10:10 am

2 stops49h 25m

Hangzhou

Fri 12/5

8:00 am-8:44 pm

2 stops25h 44m

$1,196

Washington, D.C.Hangzhou

DCA - HGH

DCAHGH

Washington, D.C. Reagan-National

Mon 12/1

6:49 am-6:15 pm

2 stops46h 26m

Hangzhou

Sun 12/7

7:30 pm-6:54 pm

2 stops36h 24m

$1,233

Washington, D.C.Hangzhou

IAD - HGH

IADHGH

Washington, D.C. Dulles Intl

Thu 11/6

9:10 am-4:45 pm

2 stops42h 35m

Hangzhou

Sun 11/23

9:25 pm-6:30 pm

2 stops58h 05m

$1,235

Washington, D.C.Hangzhou

IAD - HGH

IADHGH

Washington, D.C. Dulles Intl

Thu 11/6

9:10 am-11:45 am

2 stops37h 35m

Hangzhou

Fri 11/21

11:00 am-6:30 pm

1 stop20h 30m

$1,251

Washington, D.C.Hangzhou

IAD - HGH

IADHGH

Washington, D.C. Dulles Intl

Wed 11/5

6:30 am-10:05 pm

2 stops26h 35m

Hangzhou

Thu 11/27

9:00 pm-6:30 pm

1 stop34h 30m

$1,258

Washington, D.C.Hangzhou

IAD - HGH

IADHGH

Washington, D.C. Dulles Intl

Fri 11/28

10:00 pm-10:45 am

1 stop23h 45m

Hangzhou

Fri 12/5

6:00 pm-6:51 am

2 stops25h 51m

$1,265

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/30

Showing 1-10 of 48 results
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Compare providers for flights from Washington, D.C. to Hangzhou

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Washington, D.C. to Hangzhou in October.
ProviderPrice AccuracyTrust Score*
AranGrantPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C.-Hangzhou flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Washington, D.C.-Hangzhou flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Washington, D.C.-Hangzhou flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C.-Hangzhou flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C.-Hangzhou flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Washington, D.C. to Hangzhou

Have a flexible travel schedule? Discover the best time to fly to Hangzhou 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 Hangzhou

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

Currently, September is the cheapest month in which you can book a flight from Washington, D.C. to Hangzhou (average of $847). Flying from Washington, D.C. to Hangzhou in January is currently the most expensive (average of $1,327). 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 HGH?

Find hourly flight availability from Washington, D.C. to Hangzhou. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2025.

When flying from Washington, D.C. to Hangzhou, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 29% versus a flight at noon.

Reviews of airlines servicing Hangzhou

Get insights into the airlines that provide service to Hangzhou. 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 Hangzhou. Reviews last updated October 30, 2025.
Peruse reviews from past customers who have flown with Air China from Washington, D.C. to Hangzhou 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.
Air China
7.2
Good
117 reviews

Food

7.0

Boarding

7.7

Comfort

7.1

Overall

7.2

Entertainment

6.4

Crew

7.9

Reviews

1 / 3
2.0
Mediocre

Anonymous,Oct 2025

LAX - PEK

Very bad experience for check in. Not good for boarding too.
Air China
7.2
Good
117 reviews
Air China
7.2
Good
117 reviews

Food

7.0

Boarding

7.7

Comfort

7.1

Overall

7.2

Entertainment

6.4

Crew

7.9

Reviews

1 / 3
2.0
Mediocre

Anonymous,Oct 2025

LAX - PEK

Very bad experience for check in. Not good for boarding too.

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. to Hangzhou. 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 Hangzhou from Washington, D.C.?

    If you book a flight to Hangzhou from Washington, D.C., you will be flying to Hangzhou, which is the city’s only airport. Hangzhou (HGH) is located 16.9 mi from the center of Hangzhou. There are 0 flights from Washington, D.C. to Hangzhou per day from 1 airline.

  • How long is the flight from Washington, D.C. to Hangzhou?

    There are many flights that can get you from Washington, D.C. to Hangzhou in 26h 58m. Fly via Korean Air, Cathay Pacific, or Air China to get the fastest option. There are 7512 mi between Washington, D.C. and Hangzhou. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What is the cheapest airline to fly from Washington, D.C. to Hangzhou round-trip?

    Air China, at $1,179, was found to be the cheapest airline from Washington, D.C. to Hangzhou.. You may be able to fly from Washington, D.C. to Hangzhou for 26% less than the average price by searching for this airline.

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

    The cheapest airline one-way is Korean Air, with whom users have recently found tickets for as low as $768. However, be on the lookout for offers from Cathay Pacific and Air China, as they are both options that can get you from Washington, D.C. to Hangzhou for a low price.

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

    Most travelers choose Washington, D.C. Dulles Intl - Hangzhou, Baltimore/Washington - Hangzhou or Washington, D.C. Reagan-National - Hangzhou when deciding on the best route from Washington, D.C. to Hangzhou.

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

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

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

    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 Hangzhou.

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

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

    Currently, September is the cheapest month in which you can book a flight from Washington, D.C. to Hangzhou (average of $847). Flying from Washington, D.C. to Hangzhou in January is currently the most expensive (average of $1,327). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Washington, D.C. to Hangzhou

See prices for flight routes from nearby airports that may be better suited for you.
Dulles Intl to Hangzhou flights
Dulles Intl to Wenzhou flights

Top airline flying from Washington, D.C. to Hangzhou

Discover the top airline that operate flights from Washington, D.C. to Hangzhou. 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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air ChinaCheapest$1,179Average$1,425FlexibilityNo cancel feeOn-time67%

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