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$1,637+ Cheap flights from Washington, D.C. (WAS) to Hangzhou (HGH)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/15. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — HGH
Apr 9 — Apr 161
Rab 4/9
Rab 4/16
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 April 4, 2025.

Round-trip from

$1,849
(Mytrip)

Popular in

December

Cheapest in

September

Average price

$1,563
From Washington, D.C. (WAS) to Hangzhou
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Highest demand for flights based on searches. 5% potential increase in price ($91 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($32 potential savings vs. average RT price).
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Average for round-trip flights in April 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 April 4, 2025.

This IEagle deal was found by Cheapflights users on 4/4. 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.
Sel 7/1511:00 pmIAD - HGH
1 stop22h 45mAir China
Kam 8/289:00 pmHGH - IAD
1 stop34h 30mAir China
Deal found 4/4$1,637
This Gurufare deal was found by Cheapflights users on 4/4. 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.
Rab 7/163:39 pmIAD - HGH
2 stops33h 11mANA
Sel 8/261:50 pmHGH - IAD
1 stop37h 55mANA
Deal found 4/4$1,650
This Ovago deal was found by Cheapflights users on 4/4. 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.
Jum 7/189:00 pmIAD - HGH
1 stop31h 05mQatar Airways
Min 8/2412:55 amHGH - IAD
1 stop26h 45mQatar Airways
Deal found 4/4$1,681
This Mytrip deal was found by Cheapflights users on 4/3. 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.
Kam 6/196:50 pmIAD - HGH
3 stops35h 30mMultiple Airlines
Kam 8/77:35 pmHGH - IAD
3 stops34h 19mMultiple Airlines
Deal found 4/3$1,849
This Mytrip deal was found by Cheapflights users on 4/3. 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.
Rab 6/186:50 pmBWI - HGH
3 stops33h 30mMultiple Airlines
Sel 8/57:35 pmHGH - BWI
3 stops39h 22mMultiple Airlines
Deal found 4/3$2,022
This FlightHub deal was found by Cheapflights users on 4/3. 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.
Rab 6/182:54 pmDCA - HGH
2 stops37h 11mQatar Airways
Sel 8/512:55 amHGH - DCA
2 stops44h 21mQatar Airways
Deal found 4/3$2,126
This Justfly.com deal was found by Cheapflights users on 4/4. 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.
Rab 7/168:30 pmIAD - HGH
2 stops28h 55mKorean Air
Rab 8/272:30 pmHGH - IAD
1 stop32h 45mKorean Air
Deal found 4/4$2,129
This StudentUniverse deal was found by Cheapflights users on 4/3. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Kam 6/198:10 amIAD - HGH
2 stops26h 25mCathay Pacific
Kam 8/73:55 pmHGH - IAD
2 stops26h 55mCathay Pacific
Deal found 4/3$2,146
This Mytrip deal was found by Cheapflights users on 4/3. 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.
Rab 6/184:30 pmDCA - HGH
3 stops30h 20mMultiple Airlines
Rab 8/63:55 pmHGH - DCA
3 stops32h 08mMultiple Airlines
Deal found 4/3$2,173
This Booking.com deal was found by Cheapflights users on 4/4. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Rab 7/166:36 amBWI - HGH
2 stops42h 14mANA
Sel 8/261:50 pmHGH - BWI
2 stops39h 39mANA
Deal found 4/4$2,189
This Korean Air deal was found by Cheapflights users on 4/3. 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.
Sen 6/29:00 amBWI - HGH
2 stops40h 25mKorean Air
Sen 8/182:30 pmHGH - BWI
2 stops37h 14mKorean Air
Deal found 4/3$2,420
This Korean Air deal was found by Cheapflights users on 4/2. 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.
Sen 6/28:29 amDCA - HGH
2 stops40h 56mKorean Air
Sen 8/182:30 pmHGH - DCA
2 stops42h 51mKorean Air
Deal found 4/2$2,420

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 April 4, 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

IAD - HGH

IADHGH

Washington, D.C. Dulles Intl

Sel 7/15

11:00 pm-9:45 am

1 stop22h 45m

Hangzhou

Kam 8/28

9:00 pm-7:30 pm

1 stop34h 30m

$1,637

Washington, D.C.Hangzhou

IAD - HGH

IADHGH

Washington, D.C. Dulles Intl

Rab 7/16

3:39 pm-12:50 pm

2 stops33h 11m

Hangzhou

Sel 8/26

1:50 pm-3:45 pm

1 stop37h 55m

$1,650

Washington, D.C.Hangzhou

IAD - HGH

IADHGH

Washington, D.C. Dulles Intl

Jum 7/18

9:00 pm-4:05 pm

1 stop31h 05m

Hangzhou

Min 8/24

12:55 am-3:40 pm

1 stop26h 45m

$1,681

Washington, D.C.Hangzhou

IAD - HGH

IADHGH

Washington, D.C. Dulles Intl

Kam 6/19

6:50 pm-6:20 pm

3 stops35h 30m

Hangzhou

Kam 8/7

7:35 pm-5:54 pm

3 stops34h 19m

$1,849

BaltimoreHangzhou

BWI - HGH

BWIHGH

Baltimore/Washington

Rab 6/18

6:50 pm-4:20 pm

3 stops33h 30m

Hangzhou

Sel 8/5

7:35 pm-10:57 pm

3 stops39h 22m

$2,022

Washington, D.C.Hangzhou

DCA - HGH

DCAHGH

Washington, D.C. Reagan-National

Rab 6/18

2:54 pm-4:05 pm

2 stops37h 11m

Hangzhou

Sel 8/5

12:55 am-9:16 am

2 stops44h 21m

$2,126

Washington, D.C.Hangzhou

IAD - HGH

IADHGH

Washington, D.C. Dulles Intl

Rab 7/16

8:30 pm-1:25 pm

2 stops28h 55m

Hangzhou

Rab 8/27

2:30 pm-11:15 am

1 stop32h 45m

$2,129

Washington, D.C.Hangzhou

IAD - HGH

IADHGH

Washington, D.C. Dulles Intl

Kam 6/19

8:10 am-10:35 pm

2 stops26h 25m

Hangzhou

Kam 8/7

3:55 pm-6:50 am

2 stops26h 55m

$2,146

Washington, D.C.Hangzhou

DCA - HGH

DCAHGH

Washington, D.C. Reagan-National

Rab 6/18

4:30 pm-10:50 am

3 stops30h 20m

Hangzhou

Rab 8/6

3:55 pm-12:03 pm

3 stops32h 08m

$2,173

BaltimoreHangzhou

BWI - HGH

BWIHGH

Baltimore/Washington

Rab 7/16

6:36 am-12:50 pm

2 stops42h 14m

Hangzhou

Sel 8/26

1:50 pm-5:29 pm

2 stops39h 39m

$2,189

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/4

Showing 1-10 of 18 results
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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, March is the cheapest month in which you can book a flight from Washington, D.C. to Hangzhou (average of $1,033). Flying from Washington, D.C. to Hangzhou in June is currently the most expensive (average of $1,766). 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 April 4, 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 afternoon, which can drop the price by up to 21% versus a flight at noon.

Rainfall in Hangzhou by month

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

In terms of precipitation, rainfall in Hangzhou ranges from 2.0 - 8.3 inches per month. June is typically the wettest month, when rainfall can reach 8.3 in. December is typically the driest time to visit Hangzhou when rainfall is around 2.0 in.

Temperature in Hangzhou by month

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

If weather is an important factor for your trip to Hangzhou, 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 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

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 April 4, 2025.
Get a feel of what it's like to fly with Korean Air, ANA and Asiana Airlines from Washington, D.C. to Hangzhou by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,053 reviews

Comfort

8.3

Food

8.1

Entertainment

8.2

Boarding

8.5

Crew

8.7

Overall

8.4

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
1,053 reviews
Korean Air
8.4
Very good
1,053 reviews

Comfort

8.3

Food

8.1

Entertainment

8.2

Boarding

8.5

Crew

8.7

Overall

8.4

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
835 reviews
Korean Air
8.4
Very good
1,053 reviews

Comfort

8.3

Food

8.1

Entertainment

8.2

Boarding

8.5

Crew

8.7

Overall

8.4

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.
Asiana Airlines
8.2
Very good
438 reviews
Korean Air
8.4
Very good
1,053 reviews

Comfort

8.3

Food

8.1

Entertainment

8.2

Boarding

8.5

Crew

8.7

Overall

8.4

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.
Cathay Pacific
7.5
Good
842 reviews
Korean Air
8.4
Very good
1,053 reviews

Comfort

8.3

Food

8.1

Entertainment

8.2

Boarding

8.5

Crew

8.7

Overall

8.4

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.
Qatar Airways
7.4
Good
3,542 reviews
Korean Air
8.4
Very good
1,053 reviews

Comfort

8.3

Food

8.1

Entertainment

8.2

Boarding

8.5

Crew

8.7

Overall

8.4

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 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 2 different airlines.

  • What are the cheapest airlines flying from Washington, D.C. to Hangzhou round-trip?

    ANA, at $2,088, was found to be the cheapest airline from Washington, D.C. to Hangzhou.Alternate airlines to your destination round-trip include Qatar Airways and Air China.

  • 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, March is the cheapest month in which you can book a flight from Washington, D.C. to Hangzhou (average of $1,033). Flying from Washington, D.C. to Hangzhou in June is currently the most expensive (average of $1,766). 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 2 airlines flying from Washington, D.C. to Hangzhou

Discover the top 2 airlines 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 April 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
Qatar AirwaysCheapest$1,057Average$1,184FlexibilityNo cancel feeOn-time68%
Air ChinaCheapest$1,244Average$1,728FlexibilityNo cancel feeOn-time67%

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