What is the cheapest airline that flies from Washington, D.C. to Hangzhou?

Air China is the most popular carrier operating from Washington, D.C. to Hangzhou

What airlines fly to Hangzhou?

Air China, Delta and ANA are the top three most popular airlines that fly to Hangzhou from Washington, D.C. according to our data. Air China is the first choice among our users, with 51% of people opting to fly with this airline when traveling to Hangzhou. Keep in mind that there are 9 different airlines that fly to Hangzhou on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to Hangzhou?

If you’re flying from a popular airport in Washington, D.C., such as Washington, D.C. or Baltimore, and flying into Hangzhou, then you can expect flight times to average 19h 55m and 20h 20m, respectively.

When did momondo last update prices for flights from Washington, D.C. to Hangzhou Airport?

Prices for flights from Washington, D.C. to Hangzhou Airport refresh daily.

How many operators does momondo search for flights from Washington, D.C. to Hangzhou Airport?

The number of operators available for flights from Washington, D.C. to Hangzhou Airport is 1 as of December 2025.

How old do you have to be to fly from Washington, D.C. to Hangzhou Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. to Hangzhou Airport.

What documentation or ID do you need to fly to Hangzhou Airport?

The required travel and health documents for your Hangzhou Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Hangzhou Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$567 Cheap Flights from Washington, D.C. to Hangzhou in 2025/26

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Cheap round-trip flights

Enter your travel dates to find the best prices.

3:19 pm - 9:45 am

IAD

HGH

29h 26m2 stops

6:00 pm - 5:24 am

HGH

IAD

24h 24m2 stops

$1,101Air China

Thu, Jan 29 - Thu, Feb 5

3:59 pm - 10:10 am

DCA

HGH

29h 11m2 stops

8:00 am - 11:00 pm

HGH

DCA

28h 00m2 stops

$1,129Cathay Pacific

Sat, Jan 31 - Wed, Feb 18

11:54 am - 10:35 pm

DCA

HGH

46h 41m2 stops

11:25 am - 12:55 am

HGH

DCA

25h 30m2 stops

$1,139Cathay Pacific

Thu, Apr 16 - Mon, Apr 20

10:00 pm - 9:45 am

IAD

HGH

22h 45m1 stop

7:00 am - 7:30 pm

HGH

IAD

24h 30m1 stop

$1,139Air China

Tue, Feb 17 - Fri, May 1

11:50 am - 1:45 pm

IAD

HGH

36h 55m1 stop

3:05 pm - 9:50 am

HGH

IAD

31h 45m1 stop

$1,191Multiple Airlines

Thu, Jan 29 - Thu, Feb 5

7:05 am - 1:45 pm

IAD

HGH

41h 40m2 stops

9:00 am - 9:12 pm

HGH

IAD

24h 12m2 stops

$1,200Multiple Airlines

Wed, Feb 18 - Wed, Apr 29

6:00 am - 1:30 pm

BWI

HGH

42h 30m2 stops

12:05 pm - 12:37 am

HGH

BWI

25h 32m2 stops

$1,271Korean Air

Sat, Jan 31 - Wed, Feb 18

6:34 pm - 4:45 pm

BWI

HGH

57h 11m2 stops

7:00 am - 7:32 am

HGH

BWI

37h 32m2 stops

$1,902United Airlines

Wed, Jan 21 - Sun, Jan 25

10:35 am - 3:25 pm

BWI

HGH

39h 50m2 stops

11:35 pm - 11:59 pm

HGH

BWI

37h 24m2 stops

$2,412Qatar Airways

Wed, Jan 21 - Sun, Jan 25

1:00 pm - 4:45 pm

DCA

HGH

63h 45m3 stops

9:00 am - 4:56 pm

HGH

DCA

43h 56m2 stops

$15,478United Airlines

Thu, Apr 16 - Mon, Apr 20

Cathay Pacific flights from Washington, D.C. to Hangzhou

Our best Cathay Pacific deals on Washington, D.C. to Hangzhou flight tickets

Cathay Pacific

Jan 31

DCA3:59 pmWashington, D.C. Reagan-National

29h 11m

2 stops

HGH10:10 amHangzhou

Feb 18

HGH8:00 amHangzhou

28h 00m

2 stops

DCA11:00 pmWashington, D.C. Reagan-National

$1,129

Find similar

Cathay Pacific

Apr 16

DCA11:54 amWashington, D.C. Reagan-National

46h 41m

2 stops

HGH10:35 pmHangzhou

Apr 20

HGH11:25 amHangzhou

25h 30m

2 stops

DCA12:55 amWashington, D.C. Reagan-National

$1,139

Find similar

Cathay Pacific

Jan 31

IAD5:26 pmWashington, D.C. Dulles Intl

27h 44m

2 stops

HGH10:10 amHangzhou

Feb 18

HGH7:30 pmHangzhou

40h 18m

2 stops

IAD10:48 pmWashington, D.C. Dulles Intl

$1,155

Find similar

Air China flights from Washington, D.C. to Hangzhou

Our best Air China deals on Washington, D.C. to Hangzhou flight tickets

Air China

Feb 17

IAD10:00 pmWashington, D.C. Dulles Intl

22h 45m

1 stop

HGH9:45 amHangzhou

May 1

HGH7:00 amHangzhou

24h 30m

1 stop

IAD7:30 pmWashington, D.C. Dulles Intl

$1,139

Find similar

Air China

Feb 17

IAD10:00 pmWashington, D.C. Dulles Intl

27h 45m

1 stop

HGH2:45 pmHangzhou

May 1

HGH9:00 pmHangzhou

40h 24m

2 stops

IAD1:24 amWashington, D.C. Dulles Intl

$1,160

Find similar

Air China

Dec 26

IAD10:00 pmWashington, D.C. Dulles Intl

22h 45m

1 stop

HGH9:45 amHangzhou

Jan 13

HGH10:00 amHangzhou

21h 30m

1 stop

IAD6:30 pmWashington, D.C. Dulles Intl

$1,738

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to Hangzhou that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Hangzhou

IAD - HGH

IADHGH

Washington, D.C. Dulles Intl

Thu 1/29

3:19 pm-9:45 am

2 stops29h 26m

Hangzhou

Thu 2/5

6:00 pm-5:24 am

2 stops24h 24m

$1,101

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 4/16

11:54 am-10:35 pm

2 stops46h 41m

Hangzhou

Mon 4/20

11:25 am-12:55 am

2 stops25h 30m

$1,139

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

IAD - HGH

IADHGH

Washington, D.C. Dulles Intl

Thu 1/29

11:50 am-1:45 pm

1 stop36h 55m

Hangzhou

Thu 2/5

3:05 pm-9:50 am

1 stop31h 45m

$1,191

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

BaltimoreHangzhou

BWI - HGH

BWIHGH

Baltimore/Washington

Wed 1/21

6:34 pm-4:45 pm

2 stops57h 11m

Hangzhou

Sun 1/25

7:00 am-7:32 am

2 stops37h 32m

$1,902

BaltimoreHangzhou

BWI - HGH

BWIHGH

Baltimore/Washington

Wed 1/21

10:35 am-3:25 pm

2 stops39h 50m

Hangzhou

Sun 1/25

11:35 pm-11:59 pm

2 stops37h 24m

$2,412

Washington, D.C.Hangzhou

DCA - HGH

DCAHGH

Washington, D.C. Reagan-National

Thu 4/16

1:00 pm-4:45 pm

3 stops63h 45m

Hangzhou

Mon 4/20

9:00 am-4:56 pm

2 stops43h 56m

$15,478

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Washington, D.C. to Hangzhou

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest day to depart on your flight to Hangzhou?

Our data shows that Friday is the least expensive day to fly to Hangzhou. Tickets to fly out on this day can be as low as $1,194. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $1,833. These prices are subject to change though, so be sure to set up a Price Alert for flights to Hangzhou.

What is the cheapest time of day to depart on your flight to Hangzhou?

Our data shows that the cheapest Washington, D.C. to Hangzhou flights are usually those with departure times in the evening. Our users have found flights to Hangzhou in the evening for as low as $1,344. In contrast, the most expensive time of day to depart to Hangzhou is in the afternoon when prices are around $1,700.

Can stopping save me money on Washington, D.C. to Hangzhou flights?

You could potentially save up to 24% on your flight if you consider stops on a Washington, D.C. to Hangzhou flight.

When to book flights from Washington, D.C. to Hangzhou

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. to Hangzhou according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Washington, D.C. to Hangzhou (WAS to HGH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Hangzhou

Fastest flight time	28h 18m
Direct flights	None

The fastest flight from Washington, D.C. to Hangzhou takes 28h 18m

There are no direct flights from Washington, D.C. to Hangzhou. There are no popular flight routes from Washington, D.C. to Hangzhou.

Search flight deals

How far is Washington, D.C. to Hangzhou by plane?
There are 7523.9 mi between Washington, D.C. and Hangzhou. Flights usually cover this in 28h 18m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Washington, D.C. to Hangzhou Airport?
Prices for flights from Washington, D.C. to Hangzhou Airport refresh daily.
How many operators does momondo search for flights from Washington, D.C. to Hangzhou Airport?
The number of operators available for flights from Washington, D.C. to Hangzhou Airport is 1 as of December 2025.
How old do you have to be to fly from Washington, D.C. to Hangzhou Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. to Hangzhou Airport.
What documentation or ID do you need to fly to Hangzhou Airport?
The required travel and health documents for your Hangzhou Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Hangzhou Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Washington, D.C. to Hangzhou?
momondo data reveals that the most frequently booked airline on the route from Washington, D.C. to Hangzhou is Air China, representing 100% of all bookings.

Best airlines flying from Washington, D.C. to Hangzhou

Compare and see reviews for airlines that fly from Washington, D.C. to Hangzhou with momondo

Airline	Rating	Free Cancellation	Price
Air China	PriceFrom $1,179	Free Cancellation	Rating 7.1 129 reviews		Search Air China flights

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Hangzhou?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington, D.C. to Hangzhou. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Washington, D.C. to Hangzhou with flexible booking policies on momondo?

Flights from Washington, D.C. to Hangzhou with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Washington, D.C. to Hangzhou?

Once you have performed a search for Washington, D.C. to Hangzhou flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Washington, D.C. to Hangzhou right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Hangzhou from Washington, D.C.. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Hangzhou trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Cheap flights from Washington, D.C. to Hangzhou from $495

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Hangzhou departing on 1/31. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names and deals

Filter for what you want

Filter for what you want

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Find the cheapest flights from Washington, D.C. to Hangzhou

Cheap round-trip flights

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Cathay Pacific flights from Washington, D.C. to Hangzhou

Our best Cathay Pacific deals on Washington, D.C. to Hangzhou flight tickets

Air China flights from Washington, D.C. to Hangzhou

Our best Air China deals on Washington, D.C. to Hangzhou flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to Hangzhou that are best for you.

See travel insights to Hangzhou from

How to get the cheapest flight ticket from Washington, D.C. to Hangzhou

What is the cheapest day to depart on your flight to Hangzhou?

What is the cheapest time of day to depart on your flight to Hangzhou?

Can stopping save me money on Washington, D.C. to Hangzhou flights?

You could potentially save up to 24% on your flight if you consider stops on a Washington, D.C. to Hangzhou flight.

What is the cheapest airline that flies from Washington, D.C. to Hangzhou?

Air China is the most popular carrier operating from Washington, D.C. to Hangzhou

What airlines fly to Hangzhou?

How long does it take to fly to Hangzhou?

If you’re flying from a popular airport in Washington, D.C., such as Washington, D.C. or Baltimore, and flying into Hangzhou, then you can expect flight times to average 19h 55m and 20h 20m, respectively.

When to book flights from Washington, D.C. to Hangzhou

Cheap Washington, D.C. to Hangzhou (WAS to HGH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Hangzhou

Fastest flight time

Direct flights

How far is Washington, D.C. to Hangzhou by plane?

When did momondo last update prices for flights from Washington, D.C. to Hangzhou Airport?

How many operators does momondo search for flights from Washington, D.C. to Hangzhou Airport?

How old do you have to be to fly from Washington, D.C. to Hangzhou Airport?

What documentation or ID do you need to fly to Hangzhou Airport?

What is the most popular airline from Washington, D.C. to Hangzhou?

Best airlines flying from Washington, D.C. to Hangzhou

Compare and see reviews for airlines that fly from Washington, D.C. to Hangzhou with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Hangzhou?

Can I find flights from Washington, D.C. to Hangzhou with flexible booking policies on momondo?

How can momondo help me find flights from Washington, D.C. to Hangzhou?

I’m not ready to book a flight from Washington, D.C. to Hangzhou right now. Can momondo alert me if prices change?

An easier way to manage your Hangzhou trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to China

Airports servicing Zhejiang