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?

Only Economy Class is available on flights from Seattle to Hangzhou.

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.

What are the earliest and latest flights from Seattle to Hangzhou?

These are the earliest and latest flight times available from Seattle to Hangzhou: • Earliest: departs at 12:00 am and lands at 12:00 am • Latest: departs at 12:00 am and lands at 12:00 am. The flight takes about 0h 00m.

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 $779 to $3,726. That means the highest observed fare was about 5x 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 lower than usual. Average one-way flight prices are about $430, which is 44% below 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 ($779) 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.

$401 CHEAP FLIGHTS from Seattle to Hangzhou (SEA - HGH)

Save 21% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Cheapest round-trip

$779

Typical prices: $879-$1,057

Cathay Pacific

Sun 9/30Sun 10/7

SEA - HGH • 1 stop

Cheapest one-way

$401

Typical prices: $567-$798

Cathay Pacific

Sat 9/1

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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KAYAK searches 100s of sites at once to find you the best travel deals.

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

Last minute

Recent round-trip flight deals from Seattle to Hangzhou

Wed, Sep 30 - Wed, Oct 7

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

19h 50m1 stop Hong Kong Intl

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

33h 10m1 stop Hong Kong Intl

$779Cathay Pacific

Wed, Sep 9 - Wed, Nov 25

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

19h 10m1 stop Hong Kong Intl

7:30 pm - 9:10 amHGH Hangzhou-SEA Seattle/Tacoma Intl

29h 40m1 stop Hong Kong Intl

$779Cathay Pacific

Tue, Oct 27 - Mon, Nov 16

11:50 am - 10:30 pmSEA Seattle/Tacoma Intl-HGH Hangzhou

19h 40m1 stop Hong Kong Intl

8:00 am - 9:10 amHGH Hangzhou-SEA Seattle/Tacoma Intl

17h 10m1 stop Hong Kong Intl

$779Cathay Pacific

Wed, Sep 9 - Wed, Nov 25

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

19h 10m1 stop Hong Kong Intl

7:30 pm - 9:10 amHGH Hangzhou-SEA Seattle/Tacoma Intl

29h 40m1 stop Hong Kong Intl

$780Cathay Pacific

Mon, Oct 26 - Sun, Nov 15

11:50 am - 10:10 amSEA Seattle/Tacoma Intl-HGH Hangzhou

31h 20m1 stop Hong Kong Intl

3:45 pm - 9:10 amHGH Hangzhou-SEA Seattle/Tacoma Intl

33h 25m1 stop Hong Kong Intl

$784Cathay Pacific

Mon, Oct 26 - Mon, Nov 16

11:50 am - 10:30 pmSEA Seattle/Tacoma Intl-HGH Hangzhou

19h 40m1 stop Hong Kong Intl

3:45 pm - 9:10 amHGH Hangzhou-SEA Seattle/Tacoma Intl

33h 25m1 stop Hong Kong Intl

$784Cathay Pacific

Mon, Oct 26 - Tue, Nov 17

11:50 am - 6:15 pmSEA Seattle/Tacoma Intl-HGH Hangzhou

39h 25m1 stop Hong Kong Intl

7:30 pm - 9:10 amHGH Hangzhou-SEA Seattle/Tacoma Intl

29h 40m1 stop Hong Kong Intl

$784Cathay Pacific

Wed, Sep 9 - Wed, Nov 25

7:18 am - 10:35 pmSEA Seattle/Tacoma Intl-HGH Hangzhou

24h 17m2 stops San Francisco Hong Kong Intl

8:00 am - 9:10 amHGH Hangzhou-SEA Seattle/Tacoma Intl

17h 10m1 stop Hong Kong Intl

$842Multiple Airlines

Wed, Sep 30 - Wed, Oct 7

8:41 am - 10:35 pmSEA Seattle/Tacoma Intl-HGH Hangzhou

22h 54m2 stops San Francisco Hong Kong Intl

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

37h 40m1 stop Hong Kong Intl

$842Multiple Airlines

Tue, Oct 27 - Mon, Nov 16

7:36 pm - 10:10 amSEA Seattle/Tacoma Intl-HGH Hangzhou

23h 34m2 stops San Francisco Hong Kong Intl

3:45 pm - 9:10 amHGH Hangzhou-SEA Seattle/Tacoma Intl

33h 25m1 stop Hong Kong Intl

$843Multiple Airlines

Recent last minute flight deals from Seattle to Hangzhou

Sat, Aug 22 - Wed, Sep 9

12:25 pm - 2:40 pmSEA Seattle/Tacoma Intl-HGH Hangzhou

35h 15m1 stop Hong Kong Intl

3:55 pm - 10:20 amHGH Hangzhou-SEA Seattle/Tacoma Intl

33h 25m1 stop Hong Kong Intl

$829Cathay Pacific

Sat, Aug 22 - Tue, Sep 22

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

30h 45m1 stop Hong Kong Intl

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

29h 20m1 stop Hong Kong Intl

$843Cathay Pacific

Sat, Aug 22 - Tue, Sep 22

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

25h 11m2 stops Los Angeles Hong Kong Intl

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

33h 10m1 stop Hong Kong Intl

$893Multiple Airlines

Sat, Aug 22 - Wed, Sep 9

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

23h 14m2 stops Vancouver Intl Hong Kong Intl

8:00 am - 10:20 amHGH Hangzhou-SEA Seattle/Tacoma Intl

17h 20m1 stop Hong Kong Intl

$893Multiple Airlines

Sat, Aug 22 - Wed, Sep 9

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

23h 14m2 stops Vancouver Intl Hong Kong Intl

11:25 am - 4:27 pmHGH Hangzhou-SEA Seattle/Tacoma Intl

20h 02m2 stops Hong Kong Intl Vancouver Intl

$922Multiple Airlines

Sat, Aug 22 - Tue, Sep 22

8:35 pm - 2:40 pmSEA Seattle/Tacoma Intl-HGH Hangzhou

27h 05m2 stops San Francisco Hong Kong Intl

8:00 am - 3:32 pmHGH Hangzhou-SEA Seattle/Tacoma Intl

22h 32m2 stops Hong Kong Intl Los Angeles

$928Multiple Airlines

Sat, Aug 22 - Tue, Sep 22

8:40 am - 12:50 amSEA Seattle/Tacoma Intl-HGH Hangzhou

25h 10m3 stops San Francisco Hong Kong Intl Guangzhou Baiyun

8:30 am - 4:10 pmHGH Hangzhou-SEA Seattle/Tacoma Intl

22h 40m2 stops Hong Kong Intl Taipei City Taiwan Taoyuan Intl

$1,335Multiple Airlines

Sat, Aug 22 - Wed, Sep 9

8:40 am - 12:50 amSEA Seattle/Tacoma Intl-HGH Hangzhou

25h 10m3 stops San Francisco Hong Kong Intl Guangzhou Baiyun

11:25 am - 8:05 pmHGH Hangzhou-SEA Seattle/Tacoma Intl

23h 40m2 stops Hong Kong Intl Manila Ninoy Aquino Intl

$1,336Multiple Airlines

Sat, Aug 22 - Wed, Sep 9

8:40 am - 12:50 amSEA Seattle/Tacoma Intl-HGH Hangzhou

25h 10m3 stops San Francisco Hong Kong Intl Guangzhou Baiyun

6:20 am - 4:10 pmHGH Hangzhou-SEA Seattle/Tacoma Intl

24h 50m3 stops Shanghai Pu Dong Hong Kong Intl Taipei City Taiwan Taoyuan Intl

$1,389Multiple 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 $779. 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 $779 on Cathay Pacific.

Find deals

Low season	January
High season	June
Cheapest flight	$401

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?
Only Economy Class is available on flights from Seattle to Hangzhou.
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.
What are the earliest and latest flights from Seattle to Hangzhou?
These are the earliest and latest flight times available from Seattle to Hangzhou:

• Earliest: departs at 12:00 am and lands at 12:00 am
• Latest: departs at 12:00 am and lands at 12:00 am.

The flight takes about 0h 00m.
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 $779 to $3,726. That means the highest observed fare was about 5x 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 lower than usual. Average one-way flight prices are about $430, which is 44% below 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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Information on your arrival and departure airports

Seattle (SEA)

Hangzhou (HGH)

SEA - HGH

$401 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

Recent last minute 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