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$495+ 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 1/31. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — HGH
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap 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 December 18, 2025.

This KAYAK deal was found by Cheapflights users on 12/17. 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.
Sat 12/278:15 amIAD - HGH
2 stops39h 35mANA
Fri 1/161:50 pmHGH - IAD
2 stops44h 27mANA
Deal found 12/17$1,671
This KAYAK deal was found by Cheapflights users on 12/17. 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.
Fri 12/261:00 pmIAD - HGH
2 stops58h 50mANA
Fri 1/161:50 pmHGH - IAD
2 stops44h 27mANA
Deal found 12/17$1,679
This IEagle deal was found by Cheapflights users on 12/17. 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 IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2610:00 pmIAD - HGH
1 stop22h 45mAir China
Tue 1/1310:00 amHGH - IAD
1 stop21h 30mAir China
Deal found 12/17$1,738
This Air China deal was found by Cheapflights users on 12/17. 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.
Fri 12/2610:00 pmIAD - HGH
1 stop25h 45mAir China
Mon 1/128:00 pmHGH - IAD
1 stop35h 30mAir China
Deal found 12/17$1,833
This IEagle deal was found by Cheapflights users on 12/17. 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 IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2610:00 pmIAD - HGH
1 stop26h 45mAir China
Thu 1/157:00 pmHGH - IAD
1 stop36h 30mAir China
Deal found 12/17$1,883
This CheapOair deal was found by Cheapflights users on 12/17. 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.
Fri 12/261:00 pmIAD - HGH
2 stops58h 50mMultiple Airlines
Wed 1/148:00 pmHGH - IAD
2 stops48h 14mMultiple Airlines
Deal found 12/17$1,899
This KAYAK deal was found by Cheapflights users on 12/17. 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.
Sat 12/278:15 amIAD - HGH
2 stops39h 35mANA
Tue 1/131:50 pmHGH - IAD
2 stops44h 27mANA
Deal found 12/17$1,907
This KAYAK deal was found by Cheapflights users on 12/17. 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.
Fri 12/261:00 pmIAD - HGH
2 stops58h 50mANA
Tue 1/131:50 pmHGH - IAD
2 stops44h 27mANA
Deal found 12/17$1,915
This Kiwi.com deal was found by Cheapflights users on 12/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2712:00 pmIAD - HGH
1 stop42h 00mMultiple Airlines
Wed 1/142:50 pmHGH - IAD
2 stops31h 15mMultiple Airlines
Deal found 12/17$1,926
This oojo deal was found by Cheapflights users on 12/17. 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.
Fri 12/2610:00 pmIAD - HGH
1 stop22h 45mAir China
Wed 1/147:00 amHGH - IAD
2 stops25h 35mAir China
Deal found 12/17$1,946
This Ovago deal was found by Cheapflights users on 12/14. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/199:36 amDCA - HGH
2 stops35h 34mCathay Pacific
Wed 1/711:25 amHGH - DCA
2 stops35h 38mCathay Pacific
Deal found 12/14$4,621

Find 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 December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,101
(oojo)

One-way from

$495
(Kiwi.com)
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

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 December 18, 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

Washington, D.C.Hangzhou

DCA - HGH

DCAHGH

Washington, D.C. Reagan-National

Sat 1/31

3:59 pm-10:10 am

2 stops29h 11m

Hangzhou

Wed 2/18

8:00 am-11:00 pm

2 stops28h 00m

$1,129

Washington, D.C.Hangzhou

DCA - HGH

DCAHGH

Washington, D.C. Reagan-National

Thu 1/29

9:59 am-10:10 am

2 stops35h 11m

Hangzhou

Thu 2/5

8:00 am-8:00 pm

2 stops25h 00m

$1,130

Washington, D.C.Hangzhou

IAD - HGH

IADHGH

Washington, D.C. Dulles Intl

Tue 2/17

10:00 pm-9:45 am

1 stop22h 45m

Hangzhou

Fri 5/1

7:00 am-7:30 pm

1 stop24h 30m

$1,139

Washington, D.C.Hangzhou

DCA - HGH

DCAHGH

Washington, D.C. Reagan-National

Thu 4/16

11:54 am-10:35 pm

2 stops46h 41m

Hangzhou

Mon 4/20

8:00 am-12:55 am

2 stops28h 55m

$1,139

Washington, D.C.Hangzhou

IAD - HGH

IADHGH

Washington, D.C. Dulles Intl

Sat 1/31

5:26 pm-10:10 am

2 stops27h 44m

Hangzhou

Wed 2/18

7:30 pm-10:48 pm

2 stops40h 18m

$1,155

Washington, D.C.Hangzhou

IAD - HGH

IADHGH

Washington, D.C. Dulles Intl

Wed 2/18

7:05 am-1:45 pm

2 stops41h 40m

Hangzhou

Wed 4/29

9:00 am-9:12 pm

2 stops24h 12m

$1,200

BaltimoreHangzhou

BWI - HGH

BWIHGH

Baltimore/Washington

Sat 1/31

6:00 am-1:30 pm

2 stops42h 30m

Hangzhou

Wed 2/18

12:05 pm-12:37 am

2 stops25h 32m

$1,271

Washington, D.C.Hangzhou

IAD - HGH

IADHGH

Washington, D.C. Dulles Intl

Wed 2/18

11:50 am-1:30 pm

1 stop36h 40m

Hangzhou

Wed 4/29

2:30 pm-11:15 am

1 stop32h 45m

$1,305

Washington, D.C.Hangzhou

IAD - HGH

IADHGH

Washington, D.C. Dulles Intl

Tue 2/17

5:32 pm-10:10 am

2 stops27h 38m

Hangzhou

Fri 5/1

3:10 pm-5:49 am

2 stops26h 39m

$1,325

Washington, D.C.Hangzhou

IAD - HGH

IADHGH

Washington, D.C. Dulles Intl

Sat 1/31

11:50 am-1:30 pm

1 stop36h 40m

Hangzhou

Wed 2/18

12:05 pm-9:50 am

1 stop34h 45m

$1,355

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

Showing 1-10 of 41 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 December.
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 $1,289). 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 December 18, 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 December 18, 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
7.1
Good
129 reviews

Comfort

7.0

Entertainment

6.4

Boarding

7.6

Crew

7.8

Overall

7.1

Food

7.0

Reviews

1 / 4
8.0
Excellent

jin oh,Nov 2025

HGH - HKG

Kind attention. Food was ok and the entertainment not remarkable
Air China
7.1
Good
129 reviews
Air China
7.1
Good
129 reviews

Comfort

7.0

Entertainment

6.4

Boarding

7.6

Crew

7.8

Overall

7.1

Food

7.0

Reviews

1 / 4
8.0
Excellent

jin oh,Nov 2025

HGH - HKG

Kind attention. Food was ok and the entertainment not remarkable

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 22h 45m. Fly via Cathay Pacific, Air China, or Korean Air to get the fastest option. There are 7515 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..

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

    Most travelers choose Washington, D.C. Dulles Intl - Hangzhou, Washington, D.C. Reagan-National - Hangzhou or Baltimore/Washington - 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 $1,289). 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

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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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air ChinaCheapest$1,179Average$1,425FlexibilityNo cancel feeOn-time67%

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