Which airports can I use when flying from Seattle to Hangzhou?

Flights from Seattle to Hangzhou usually depart from Seattle/Tacoma Intl (SEA) and arrive at Hangzhou (HGH).

What cabin classes can I book on flights from Seattle to Hangzhou?

Two cabin classes are available on flights from Seattle to Hangzhou: • Economy Class • Business Class

Which airports do connecting flights from Seattle to Hangzhou pass through?

One-stop flights from Seattle to Hangzhou most commonly connect through: • Hong Kong Intl (HKG) - 64% of one-stop connections • Beijing Capital (PEK) - 21% of one-stop connections • Incheon Intl (ICN) - 13% of one-stop connections • Taipei City Taiwan Taoyuan Intl (TPE) - 3% of one-stop connections Hong Kong Intl (HKG) handles the largest share of one-stop connections on this route.

Can I save money by using flexible dates for flights from Seattle to Hangzhou?

Yes. Being flexible with your travel dates can save you up to 47% on the Seattle to Hangzhou route. Monday is the cheapest departure day at $885 round-trip on average, while Wednesday is the most expensive at $1,646, a difference of $761. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

What popular places can I visit in Hangzhou?

Some of the most popular sights in Hangzhou are West Lake, Qiandao Lake and Liangzhu Culture Museum. These are among the most viewed places in Hangzhou on KAYAK.

How long is a flight from Seattle to Hangzhou?

A nonstop flight from Seattle to Hangzhou takes 0h 00m, covering 5,805 miles.

Do I need a passport to fly from Seattle to Hangzhou?

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

Have flight prices from Seattle to Hangzhou changed much recently?

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $772 to $7,507. That means the highest observed fare was about 10x higher than the lowest one.

How are flight prices from Seattle to Hangzhou looking right now?

One-way fares from Seattle to Hangzhou are currently higher than usual. Average one-way flight prices are about $874, which is 14% above the typical average for this route.

How much time can I save by choosing a different layover airport from Seattle to Hangzhou?

Flying via Beijing Capital (PEK) gives the shortest average 1-stop total travel time at 16h 48m, compared with 18h 17m via Incheon Intl (ICN) and 18h 22m via Hong Kong Intl (HKG).

What is the time difference between Seattle and Hangzhou?

Hangzhou is 15 hours ahead of Seattle (China Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

How much should I expect to pay for a Seattle to Hangzhou flight?

Round-trip flights from Seattle to Hangzhou range from $879 to $1,057, with an average of $887 over the past 12 months. Anything below $879 counts as a good deal.

What is the cheapest airline to fly from Seattle to Hangzhou?

Cathay Pacific ($772) offered the cheapest round-trip ticket from Seattle to Hangzhou in the last 5 days.

What is the most popular layover airport when flying from Seattle to Hangzhou?

Hong Kong Intl (HKG) is the most popular layover for the Seattle to Hangzhou route. 64% of KAYAK users who booked 1-stop round-trips over the past 3 months connected via HKG.

What is the cheapest layover airport when flying from Seattle to Hangzhou?

Flights via Beijing Capital (PEK) offer the most affordable fares, with an average round-trip price of $884. Based on KAYAK data over the past 3 months.

When flying from Seattle to Hangzhou which airport offers the shortest layover?

Beijing Capital (PEK) had the shortest average connection time for Seattle to Hangzhou layovers at 543 minutes over the past 3 months.

$398 CHEAP FLIGHTS from Seattle to Hangzhou (SEA - HGH)

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Cheapest round-trip

$772

Typical prices: $879-$1,057

Cathay Pacific

Mon 9/24Mon 10/1

SEA - HGH • 1 stop

Cheapest one-way

$512

Typical prices: $567-$798

Hainan Airlines

Mon 10/15

SEA - HGH • 1 stop

Nonstop flights

Not available

There are currently no direct flights between Seattle and Hangzhou. You'll need to take a connecting flight to reach the destination.

Insights

When to travel

September

Cheapest • 4% price drop

June

Most popular

Good to know

Top layover airports

Beijing Capital (PEK)

Cheapest • Avg $884 (round-trip)

Incheon Intl (ICN)

Shortest trip • 18h 17m (one-way)

Insights

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We hope you love your trip to Hangzhou!

Flight Deals

Cheap Flights from Seattle to Hangzhou (SEA-HGH)

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Recent round-trip flight deals from Seattle to Hangzhou

Wed, Oct 14 - Wed, Oct 21

11:45 am - 10:10 amSEA Seattle/Tacoma Intl-HGH Hangzhou

31h 25m1 stop Hong Kong Intl

7:45 pm - 10:05 amHGH Hangzhou-SEA Seattle/Tacoma Intl

29h 20m1 stop Hong Kong Intl

$772Cathay Pacific

Tue, Sep 29 - Tue, Oct 6

11:45 am - 2:40 pmSEA Seattle/Tacoma Intl-HGH Hangzhou

35h 55m1 stop Hong Kong Intl

11:25 am - 10:05 amHGH Hangzhou-SEA Seattle/Tacoma Intl

37h 40m1 stop Hong Kong Intl

$772Cathay Pacific

Tue, Jan 19 - Sun, Feb 28

10:50 am - 2:30 pmSEA Seattle/Tacoma Intl-HGH Hangzhou

35h 40m1 stop Hong Kong Intl

11:25 am - 8:45 amHGH Hangzhou-SEA Seattle/Tacoma Intl

37h 20m1 stop Hong Kong Intl

$772Cathay Pacific

Thu, Sep 24 - Thu, Oct 1

11:45 am - 6:30 pmSEA Seattle/Tacoma Intl-HGH Hangzhou

39h 45m1 stop Hong Kong Intl

8:00 am - 10:05 amHGH Hangzhou-SEA Seattle/Tacoma Intl

17h 05m1 stop Hong Kong Intl

$772Cathay Pacific

Mon, Sep 14 - Mon, Nov 30

12:25 pm - 10:35 pmSEA Seattle/Tacoma Intl-HGH Hangzhou

19h 10m1 stop Hong Kong Intl

7:30 pm - 8:45 amHGH Hangzhou-SEA Seattle/Tacoma Intl

29h 15m1 stop Hong Kong Intl

$772Cathay Pacific

Thu, Sep 24 - Thu, Oct 1

1:13 pm - 2:40 pmSEA Seattle/Tacoma Intl-HGH Hangzhou

34h 27m2 stops Los Angeles Los Angeles Hong Kong Intl

8:00 am - 10:05 amHGH Hangzhou-SEA Seattle/Tacoma Intl

17h 05m1 stop Hong Kong Intl

$843Multiple Airlines

Mon, Sep 14 - Mon, Nov 30

7:56 pm - 10:10 amSEA Seattle/Tacoma Intl-HGH Hangzhou

23h 14m2 stops Vancouver Intl Hong Kong Intl

8:00 am - 8:45 amHGH Hangzhou-SEA Seattle/Tacoma Intl

16h 45m1 stop Hong Kong Intl

$843Multiple Airlines

Tue, Sep 29 - Tue, Oct 6

5:59 pm - 10:10 amSEA Seattle/Tacoma Intl-HGH Hangzhou

25h 11m2 stops Los Angeles Los Angeles Hong Kong Intl

3:55 pm - 10:05 amHGH Hangzhou-SEA Seattle/Tacoma Intl

33h 10m1 stop Hong Kong Intl

$843Multiple Airlines

Wed, Oct 14 - Wed, Oct 21

11:45 am - 10:35 pmSEA Seattle/Tacoma Intl-HGH Hangzhou

19h 50m1 stop Hong Kong Intl

11:25 am - 4:26 pmHGH Hangzhou-SEA Seattle/Tacoma Intl

20h 01m2 stops Hong Kong Intl Vancouver Intl

$843Multiple Airlines

Thu, Sep 24 - Thu, Oct 1

3:58 pm - 10:10 amSEA Seattle/Tacoma Intl-HGH Hangzhou

27h 12m2 stops Los Angeles Los Angeles Hong Kong Intl

8:00 am - 10:05 amHGH Hangzhou-SEA Seattle/Tacoma Intl

17h 05m1 stop Hong Kong Intl

$843Multiple Airlines

Booking Insights

Price, demand and travel trends for Seattle to Hangzhou flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Seattle to Hangzhou with more confidence.

Prices

Airlines

Layovers

How much is a round-trip flight from Seattle to Hangzhou?

Round-trip flights from Seattle to Hangzhou start at $772. Prices are below average for this route right now, with typical round-trip fares ranging from $879 to $1,057. The lowest price found in the past 5 days was $772 on Cathay Pacific.

Find deals

Low season	January
High season	June
Cheapest flight	$512

Flight from Seattle to Hangzhou

When to book flights from Seattle to Hangzhou

Are your dates flexible? Find out the best times to travel from Seattle to Hangzhou based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

Which airports can I use when flying from Seattle to Hangzhou?
Flights from Seattle to Hangzhou usually depart from Seattle/Tacoma Intl (SEA) and arrive at Hangzhou (HGH).
What cabin classes can I book on flights from Seattle to Hangzhou?
Two cabin classes are available on flights from Seattle to Hangzhou:

• Economy Class
• Business Class
Which airports do connecting flights from Seattle to Hangzhou pass through?
One-stop flights from Seattle to Hangzhou most commonly connect through:

• Hong Kong Intl (HKG) - 64% of one-stop connections
• Beijing Capital (PEK) - 21% of one-stop connections
• Incheon Intl (ICN) - 13% of one-stop connections
• Taipei City Taiwan Taoyuan Intl (TPE) - 3% of one-stop connections

Hong Kong Intl (HKG) handles the largest share of one-stop connections on this route.
Can I save money by using flexible dates for flights from Seattle to Hangzhou?
Yes. Being flexible with your travel dates can save you up to 47% on the Seattle to Hangzhou route. Monday is the cheapest departure day at $885 round-trip on average, while Wednesday is the most expensive at $1,646, a difference of $761. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.
What popular places can I visit in Hangzhou?
Some of the most popular sights in Hangzhou are West Lake, Qiandao Lake and Liangzhu Culture Museum. These are among the most viewed places in Hangzhou on KAYAK.
How long is a flight from Seattle to Hangzhou?
A nonstop flight from Seattle to Hangzhou takes 0h 00m, covering 5,805 miles.
Do I need a passport to fly from Seattle to Hangzhou?
Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.
Have flight prices from Seattle to Hangzhou changed much recently?
Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $772 to $7,507. That means the highest observed fare was about 10x higher than the lowest one.
How are flight prices from Seattle to Hangzhou looking right now?
One-way fares from Seattle to Hangzhou are currently higher than usual. Average one-way flight prices are about $874, which is 14% above the typical average for this route.
How much time can I save by choosing a different layover airport from Seattle to Hangzhou?
Flying via Beijing Capital (PEK) gives the shortest average 1-stop total travel time at 16h 48m, compared with 18h 17m via Incheon Intl (ICN) and 18h 22m via Hong Kong Intl (HKG).
What is the time difference between Seattle and Hangzhou?
Hangzhou is 15 hours ahead of Seattle (China Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.
How much should I expect to pay for a Seattle to Hangzhou flight?
Round-trip flights from Seattle to Hangzhou range from $879 to $1,057, with an average of $887 over the past 12 months. Anything below $879 counts as a good deal.

If your dates can be flexible, aim for a Monday departure instead of Wednesday. On this route, Monday flights average $885 - about $761 less than Wednesday (46% savings) based on the last 12 months.
If you can choose when to travel, plan your Seattle to Hangzhou trip for September. Fares historically average $853 round-trip in that month - typically $793 less than the most expensive month, which is December (based on the last 12 months).
If you're arriving late at night and need somewhere to stay, check out these hotels close to Hangzhou Airport.
- Landison Airport Hotel Hangzhou

Everything you need to know for your flight from Seattle to Hangzhou

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Seattle (SEA)

Hangzhou (HGH)

SEA - HGH

$398 Find Cheap Flights from Seattle to Hangzhou - Compare and Save

Everything you should know

Cheap Flights from Seattle to Hangzhou (SEA-HGH)

Recent round-trip flight deals from Seattle to Hangzhou

Recent one-way flight deals from Seattle to Hangzhou

Price, demand and travel trends for Seattle to Hangzhou flights

How much is a round-trip flight from Seattle to Hangzhou?

What is the cheapest airline to fly from Seattle to Hangzhou?

What is the most popular layover airport when flying from Seattle to Hangzhou?

What is the cheapest layover airport when flying from Seattle to Hangzhou?

When flying from Seattle to Hangzhou which airport offers the shortest layover?

Key details for Seattle to Hangzhou flights

Low season

High season

Cheapest flight

When to book flights from Seattle to Hangzhou

Your Seattle to Hangzhou flight questions, answered

Your guide to booking Seattle to Hangzhou flights

Everything you need to know for your flight from Seattle to Hangzhou

Information on your arrival and departure airports

Cabin class types available on flights from Seattle to Hangzhou

Complete your trip to Hangzhou with a hotel stay or car rental

Find direct flights to and from Seattle and Hangzhou

Flights to other popular destinations

Flights from domestic origins to Hangzhou

Choose which airport to fly into in Hangzhou