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$719+ 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 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — HGH
Mar 23 — Mar 301
Mon 3/23
Mon 3/30
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 February 21, 2026.

This oojo deal was found by Cheapflights users on 2/18. 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 3/134:59 pm
DCA
-
HGH
2 stops57h 31m
Cathay Pacific
Fri 5/811:25 am
HGH
-
DCA
2 stops33h 33m
Cathay Pacific
Deal found 2/18$1,273
This Gurufare deal was found by Cheapflights users on 2/18. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/1311:00 pm
IAD
-
HGH
1 stop22h 45m
Air China
Fri 5/811:00 am
HGH
-
IAD
1 stop20h 30m
Air China
Deal found 2/18$1,302
This Ovago deal was found by Cheapflights users on 2/17. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/45:52 pm
IAD
-
HGH
2 stops40h 43m
Cathay Pacific
Sat 4/118:00 am
HGH
-
IAD
2 stops27h 26m
Cathay Pacific
Deal found 2/17$1,323
This oojo deal was found by Cheapflights users on 2/21. 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.
Wed 7/2912:02 pm
DCA
-
HGH
2 stops34h 08m
Cathay Pacific
Wed 8/267:45 pm
HGH
-
DCA
2 stops39h 55m
Cathay Pacific
Deal found 2/21$1,326
This oojo deal was found by Cheapflights users on 2/21. 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.
Wed 7/2911:56 am
IAD
-
HGH
2 stops34h 14m
Cathay Pacific
Wed 8/268:00 am
HGH
-
IAD
2 stops33h 00m
Cathay Pacific
Deal found 2/21$1,326
This Mytrip deal was found by Cheapflights users on 2/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/137:10 pm
IAD
-
HGH
3 stops33h 45m
Multiple Airlines
Thu 5/712:35 am
HGH
-
IAD
2 stops32h 00m
Multiple Airlines
Deal found 2/18$1,374
This Gurufare deal was found by Cheapflights users on 2/19. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/2410:00 pm
IAD
-
HGH
1 stop25h 45m
Air China
Fri 3/2712:00 pm
HGH
-
IAD
1 stop19h 30m
Air China
Deal found 2/19$1,512
This EVA Air deal was found by Cheapflights users on 2/20. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/297:35 pm
BWI
-
HGH
2 stops34h 40m
Multiple Airlines
Wed 8/267:35 pm
HGH
-
BWI
2 stops29h 30m
Multiple Airlines
Deal found 2/20$1,621
This KAYAK deal was found by Cheapflights users on 2/19. 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.
Tue 2/249:35 am
DCA
-
HGH
2 stops35h 35m
Cathay Pacific
Fri 3/278:00 am
HGH
-
DCA
2 stops22h 55m
Cathay Pacific
Deal found 2/19$1,654
This Cathay Pacific deal was found by Cheapflights users on 2/19. 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.
Thu 3/196:37 pm
DCA
-
HGH
2 stops35h 38m
Cathay Pacific
Mon 3/238:00 am
HGH
-
DCA
2 stops22h 55m
Cathay Pacific
Deal found 2/19$1,801
This Gurufare deal was found by Cheapflights users on 2/19. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/291:25 pm
DCA
-
HGH
3 stops31h 50m
Multiple Airlines
Wed 8/268:25 am
HGH
-
DCA
2 stops25h 25m
Multiple Airlines
Deal found 2/19$2,002
This EVA Air deal was found by Cheapflights users on 2/17. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/136:46 pm
BWI
-
HGH
2 stops35h 29m
Multiple Airlines
Fri 5/87:35 pm
HGH
-
BWI
2 stops30h 10m
Multiple Airlines
Deal found 2/17$2,021

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 February 21, 2026.

Most accurate provider

AranGrant
2 stars

Most trusted provider

AranGrant
2 stars

Round-trip from

$1,273
(oojo)

One-way from

$719
(EVA Air)
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 February 21, 2026.
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

Fri 3/13

4:59 pm-2:30 pm

2 stops57h 31m

Hangzhou

Fri 5/8

11:25 am-8:58 am

2 stops33h 33m

$1,273

Washington, D.C.Hangzhou

IAD - HGH

IADHGH

Washington, D.C. Dulles Intl

Fri 3/13

11:00 pm-9:45 am

1 stop22h 45m

Hangzhou

Fri 5/8

11:00 am-7:30 pm

1 stop20h 30m

$1,302

Washington, D.C.Hangzhou

DCA - HGH

DCAHGH

Washington, D.C. Reagan-National

Wed 7/29

12:02 pm-10:10 am

2 stops34h 08m

Hangzhou

Wed 8/26

8:00 am-8:16 pm

2 stops24h 16m

$1,326

Washington, D.C.Hangzhou

IAD - HGH

IADHGH

Washington, D.C. Dulles Intl

Wed 7/29

11:56 am-10:10 am

2 stops34h 14m

Hangzhou

Wed 8/26

11:25 am-5:00 am

2 stops29h 35m

$1,360

Washington, D.C.Hangzhou

IAD - HGH

IADHGH

Washington, D.C. Dulles Intl

Fri 3/13

7:10 pm-4:55 pm

3 stops33h 45m

Hangzhou

Thu 5/7

12:35 am-8:35 pm

2 stops32h 00m

$1,374

Washington, D.C.Hangzhou

IAD - HGH

IADHGH

Washington, D.C. Dulles Intl

Sat 4/4

6:50 pm-1:45 pm

2 stops54h 55m

Hangzhou

Fri 4/10

12:10 am-8:40 am

1 stop44h 30m

$1,630

Washington, D.C.Hangzhou

IAD - HGH

IADHGH

Washington, D.C. Dulles Intl

Mon 6/15

1:20 pm-1:45 pm

1 stop36h 25m

Hangzhou

Tue 7/28

7:45 pm-11:35 am

2 stops51h 50m

$1,649

Washington, D.C.Hangzhou

IAD - HGH

IADHGH

Washington, D.C. Dulles Intl

Sun 6/21

1:20 pm-1:45 pm

1 stop36h 25m

Hangzhou

Tue 7/28

7:45 pm-11:35 am

2 stops51h 50m

$1,653

Washington, D.C.Hangzhou

IAD - HGH

IADHGH

Washington, D.C. Dulles Intl

Wed 7/29

10:55 am-3:35 pm

1 stop40h 40m

Hangzhou

Tue 8/25

12:10 am-8:40 am

1 stop44h 30m

$1,654

Washington, D.C.Hangzhou

IAD - HGH

IADHGH

Washington, D.C. Dulles Intl

Thu 3/19

11:15 am-4:00 pm

1 stop40h 45m

Hangzhou

Sun 3/22

12:10 am-9:00 am

1 stop44h 50m

$1,711

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/17

Showing 1-10 of 33 results
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  • Most accurate provider: When it comes to deals on Washington, D.C.-Hangzhou flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Washington, D.C.-Hangzhou flight deals on Cheapflights vs. AranGrant 90-95% 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 AranGrant the most. AranGrant 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 June is currently the most expensive (average of $1,222). 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.

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 February 21, 2026.
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
139 reviews

Overall

7.2

Crew

7.9

Entertainment

6.3

Comfort

7.0

Boarding

7.6

Food

7.1

Reviews

1 / 5
8.0
Excellent

Anonymous,Dec 2025

BKK - TFU

It would be nice to have backseat TV or complimentary Wi-Fi.
Air China
7.2
Good
139 reviews
Air China
7.2
Good
139 reviews

Overall

7.2

Crew

7.9

Entertainment

6.3

Comfort

7.0

Boarding

7.6

Food

7.1

Reviews

1 / 5
8.0
Excellent

Anonymous,Dec 2025

BKK - TFU

It would be nice to have backseat TV or complimentary Wi-Fi.

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 United Airlines 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, 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 June is currently the most expensive (average of $1,222). 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 February 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air ChinaCheapest$1,179Average$1,425FlexibilityNo cancel feeOn-time67%

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