$700+ Cheap flights from Seattle (SEA) 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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — HGH
Aug 6 — Aug 131
Round-trip
1 adult, Economy
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Find cheap flights from Seattle to Hangzhou with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Seattle to Hangzhou
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Best
Last-minute
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Cheapest flights from Seattle to HangzhouExplore the most affordable flight options available from Seattle to Hangzhou. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 7, 2026.
Explore the most affordable flight options available from Seattle to Hangzhou. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 7, 2026.
This oojo deal was found by Cheapflights users on 7/6. 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.
Tue 9/1512:25 pm
SEA
- HGH
1 stop30h 45m
Cathay Pacific
Wed 10/1411:25 am
HGH
- SEA
1 stop37h 40m
Cathay Pacific
Deal found 7/6![Cathay Pacific logo]()
$700
This Justfly.com deal was found by Cheapflights users on 7/6. 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.
Mon 9/1412:25 pm
SEA
- HGH
1 stop19h 10m
Cathay Pacific
Wed 10/143:55 pm
HGH
- SEA
1 stop33h 10m
Cathay Pacific
Deal found 7/6![Cathay Pacific logo]()
$709
This Kiwi.com deal was found by Cheapflights users on 7/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/112:25 pm
SEA
- HGH
1 stop19h 10m
Cathay Pacific
Tue 9/298:00 am
HGH
- SEA
1 stop17h 05m
Cathay Pacific
Deal found 7/6![Cathay Pacific logo]()
$724
This KAYAK deal was found by Cheapflights users on 7/6. 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.
Thu 9/1711:45 am
SEA
- HGH
1 stop39h 45m
Cathay Pacific
Sun 10/1111:25 am
HGH
- SEA
1 stop37h 40m
Cathay Pacific
Deal found 7/6![Cathay Pacific logo]()
$732
This KAYAK deal was found by Cheapflights users on 7/6. 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.
Sat 9/1212:25 pm
SEA
- HGH
1 stop30h 45m
Cathay Pacific
Mon 10/123:55 pm
HGH
- SEA
1 stop33h 10m
Cathay Pacific
Deal found 7/6![Cathay Pacific logo]()
$782
This FlightHub deal was found by Cheapflights users on 7/6. 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.
Mon 8/3112:25 pm
SEA
- HGH
1 stop35h 15m
Cathay Pacific
Sun 9/2711:25 am
HGH
- SEA
1 stop37h 40m
Cathay Pacific
Deal found 7/6![Cathay Pacific logo]()
$784
This Kiwi.com deal was found by Cheapflights users on 7/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/3112:25 pm
SEA
- HGH
1 stop30h 45m
Cathay Pacific
Thu 9/248:00 am
HGH
- SEA
1 stop17h 05m
Cathay Pacific
Deal found 7/6![Cathay Pacific logo]()
$798
This Kiwi.com deal was found by Cheapflights users on 7/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/212:25 pm
SEA
- HGH
1 stop30h 45m
Cathay Pacific
Thu 9/248:00 am
HGH
- SEA
1 stop17h 05m
Cathay Pacific
Deal found 7/6![Cathay Pacific logo]()
$799
This Cathay Pacific deal was found by Cheapflights users on 7/2. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1810:50 am
SEA
- HGH
1 stop39h 25m
Cathay Pacific
Sun 11/223:45 pm
HGH
- SEA
1 stop33h 25m
Cathay Pacific
Deal found 7/2![Cathay Pacific logo]()
$807
This KAYAK deal was found by Cheapflights users on 7/3. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2110:50 am
SEA
- HGH
1 stop19h 05m
Cathay Pacific
Sun 12/67:30 pm
HGH
- SEA
1 stop29h 40m
Cathay Pacific
Deal found 7/3![Cathay Pacific logo]()
$816
This oojo deal was found by Cheapflights users on 7/6. 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.
Tue 9/112:25 pm
SEA
- HGH
1 stop19h 10m
Cathay Pacific
Sat 9/268:00 am
HGH
- SEA
1 stop17h 05m
Cathay Pacific
Deal found 7/6![Cathay Pacific logo]()
$824
Best flights from Seattle to HangzhouDiscover carefully curated flight deals from Seattle to Hangzhou that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 7, 2026.
Discover carefully curated flight deals from Seattle to Hangzhou that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 7, 2026.
This Cathay Pacific deal was found by Cheapflights users on 7/3. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1810:50 am
SEA
- HGH
1 stop39h 25m
Cathay Pacific
Sun 11/223:45 pm
HGH
- SEA
1 stop33h 25m
Cathay Pacific
Deal found 7/3![Cathay Pacific logo]()
$807
This Asiana Airlines deal was found by Cheapflights users on 7/4. 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 Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/3012:10 am
SEA
- HGH
1 stop22h 35m
Asiana Airlines
Mon 9/283:10 pm
HGH
- SEA
1 stop15h 05m
Asiana Airlines
Deal found 7/4![Asiana Airlines logo]()
$905
This Korean Air deal was found by Cheapflights users on 7/5. 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.
Mon 8/312:50 pm
SEA
- HGH
2 stops31h 35m
Korean Air
Wed 9/232:30 pm
HGH
- SEA
1 stop35h 10m
Korean Air
Deal found 7/5![Korean Air logo]()
$911
This Asiana Airlines deal was found by Cheapflights users on 7/4. 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 Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/112:10 am
SEA
- HGH
1 stop22h 35m
Asiana Airlines
Mon 9/283:10 pm
HGH
- SEA
1 stop15h 05m
Asiana Airlines
Deal found 7/4![Asiana Airlines logo]()
$905
This Korean Air deal was found by Cheapflights users on 7/6. 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.
Mon 8/312:30 pm
SEA
- HGH
2 stops31h 55m
Korean Air
Mon 9/282:30 pm
HGH
- SEA
2 stops22h 40m
Korean Air
Deal found 7/6![Korean Air logo]()
$922
This Asiana Airlines deal was found by Cheapflights users on 7/1. 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 Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1712:10 am
SEA
- HGH
1 stop21h 35m
Asiana Airlines
Sun 11/223:05 pm
HGH
- SEA
1 stop14h 50m
Asiana Airlines
Deal found 7/1![Asiana Airlines logo]()
$905
Last-minute flights from Seattle to HangzhouDiscover last-minute flight deals from Seattle to Hangzhou. Data last updated July 7, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Hangzhou. Data last updated July 7, 2026 and is based on user searches.
This Justfly.com deal was found by Cheapflights users on 7/6. 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.
Sat 7/1112:25 pm
SEA
- HGH
1 stop19h 10m
Cathay Pacific
Thu 7/238:00 am
HGH
- SEA
1 stop17h 20m
Cathay Pacific
Deal found 7/6![Cathay Pacific logo]()
$958
This KAYAK deal was found by Cheapflights users on 7/6. 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.
Sat 7/1112:25 pm
SEA
- HGH
1 stop39h 05m
Cathay Pacific
Wed 7/227:45 pm
HGH
- SEA
1 stop29h 35m
Cathay Pacific
Deal found 7/6![Cathay Pacific logo]()
$981
This Kiwi.com deal was found by Cheapflights users on 7/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/1112:25 pm
SEA
- HGH
1 stop39h 05m
Cathay Pacific
Sat 7/258:00 am
HGH
- SEA
1 stop17h 20m
Cathay Pacific
Deal found 7/6![Cathay Pacific logo]()
$1,090
This KAYAK deal was found by Cheapflights users on 7/6. 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.
Sun 7/126:10 pm
SEA
- HGH
2 stops29h 30m
Cathay Pacific
Wed 7/227:45 pm
HGH
- SEA
1 stop29h 35m
Cathay Pacific
Deal found 7/6![Cathay Pacific logo]()
$1,124
This FlightHub deal was found by Cheapflights users on 7/6. 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.
Mon 7/1312:25 pm
SEA
- HGH
1 stop39h 05m
Cathay Pacific
Thu 7/238:00 am
HGH
- SEA
1 stop17h 20m
Cathay Pacific
Deal found 7/6![Cathay Pacific logo]()
$908
This KAYAK deal was found by Cheapflights users on 7/6. 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.
Mon 7/137:56 pm
SEA
- HGH
2 stops27h 44m
Cathay Pacific
Wed 7/227:45 pm
HGH
- SEA
1 stop29h 35m
Cathay Pacific
Deal found 7/6![Cathay Pacific logo]()
$1,043
This Kiwi.com deal was found by Cheapflights users on 7/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/1312:25 pm
SEA
- HGH
1 stop30h 45m
Multiple Airlines
Sun 7/2611:05 pm
HGH
- SEA
2 stops32h 30m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$1,262
This KAYAK deal was found by Cheapflights users on 7/6. 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.
Mon 7/1312:25 pm
SEA
- HGH
1 stop19h 10m
Cathay Pacific
Sun 7/267:45 pm
HGH
- SEA
1 stop29h 35m
Cathay Pacific
Deal found 7/6![Cathay Pacific logo]()
$1,289
This FlightHub deal was found by Cheapflights users on 7/6. 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.
Mon 7/1312:25 pm
SEA
- HGH
1 stop19h 10m
Cathay Pacific
Fri 7/247:45 pm
HGH
- SEA
1 stop29h 35m
Cathay Pacific
Deal found 7/6![Cathay Pacific logo]()
$1,316
This KAYAK deal was found by Cheapflights users on 7/6. 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 7/1412:25 pm
SEA
- HGH
1 stop30h 45m
Cathay Pacific
Thu 7/238:00 am
HGH
- SEA
1 stop17h 20m
Cathay Pacific
Deal found 7/6![Cathay Pacific logo]()
$931
This KAYAK deal was found by Cheapflights users on 7/6. 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 7/148:42 pm
SEA
- HGH
2 stops22h 28m
Cathay Pacific
Wed 7/227:45 pm
HGH
- SEA
1 stop29h 35m
Cathay Pacific
Deal found 7/6![Cathay Pacific logo]()
$1,049
One-way flights from Seattle to HangzhouSearch for one-way flight options from Seattle to Hangzhou. Find affordable one-way fares based on user searches. Data last updated July 7, 2026.
Search for one-way flight options from Seattle to Hangzhou. Find affordable one-way fares based on user searches. Data last updated July 7, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/125:45 pm
SEA
- HGH
2 stops28h 00m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$2,466
This Kiwi.com deal was found by Cheapflights users on 7/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/153:53 pm
SEA
- HGH
2 stops29h 52m
Multiple Airlines
Deal found 7/4![Multiple Airlines logo]()
$2,470
This Kiwi.com deal was found by Cheapflights users on 7/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/138:41 am
SEA
- HGH
2 stops37h 04m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$2,511
This oojo deal was found by Cheapflights users on 7/6. 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 12/1112:10 am
SEA
- HGH
1 stop21h 35m
Asiana Airlines
Deal found 7/6![Asiana Airlines logo]()
$3,467
This BusinessClass deal was found by Cheapflights users on 7/4. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/158:45 am
SEA
- HGH
1 stop69h 10m
Singapore Airlines
Deal found 7/4![Singapore Airlines logo]()
$3,656
Find flight deals from Seattle to Hangzhou
Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) 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 July 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $724 (Kiwi.com) |
Cheapflights Fare Finder
Customize your flight search to find flights from Seattle 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 July 7, 2026.
Use the filters below to find and compare flights from Seattle to Hangzhou that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SeattleHangzhou
SEA - HGH
SEAHGH
Seattle/Tacoma Intl
Wed 11/18
10:50 am-6:15 pm
1 stop39h 25m
Hangzhou
Sun 11/22
3:45 pm-9:10 am
1 stop33h 25m
$807
SeattleHangzhou
SEA - HGH
SEAHGH
Seattle/Tacoma Intl
Sun 8/30
12:10 am-1:45 pm
1 stop22h 35m
Hangzhou
Mon 9/28
3:10 pm-3:15 pm
1 stop15h 05m
$905
SeattleHangzhou
SEA - HGH
SEAHGH
Seattle/Tacoma Intl
Tue 9/1
12:10 am-1:45 pm
1 stop22h 35m
Hangzhou
Mon 9/28
3:10 pm-3:15 pm
1 stop15h 05m
$905
Quickest round-trip
SeattleHangzhou
SEA - HGH
SEAHGH
Seattle/Tacoma Intl
Tue 11/17
12:10 am-1:45 pm
1 stop21h 35m
Hangzhou
Sun 11/22
3:05 pm-1:55 pm
1 stop14h 50m
$905
SeattleHangzhou
SEA - HGH
SEAHGH
Seattle/Tacoma Intl
Mon 8/31
2:50 pm-1:25 pm
2 stops31h 35m
Hangzhou
Wed 9/23
2:30 pm-10:40 am
1 stop35h 10m
$911
SeattleHangzhou
SEA - HGH
SEAHGH
Seattle/Tacoma Intl
Mon 8/31
2:30 pm-1:25 pm
2 stops31h 55m
Hangzhou
Mon 9/28
2:30 pm-10:10 pm
2 stops22h 40m
$922
Cheapest one-way
SeattleHangzhou
SEA - HGH
SEAHGH
Seattle/Tacoma Intl
Sat 12/12
5:45 pm-1:45 pm
2 stops28h 00m
$2,466
SeattleHangzhou
SEA - HGH
SEAHGH
Seattle/Tacoma Intl
Tue 12/15
3:53 pm-1:45 pm
2 stops29h 52m
$2,470
SeattleHangzhou
SEA - HGH
SEAHGH
Seattle/Tacoma Intl
Sun 12/13
8:41 am-6:20 pm
3 stops41h 39m
$2,548
Quickest one-way
SeattleHangzhou
SEA - HGH
SEAHGH
Seattle/Tacoma Intl
Fri 12/11
12:10 am-1:45 pm
1 stop21h 35m
$3,467
Sorted by cheapest first
- Most accurate provider: When it comes to deals on Seattle-Hangzhou flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Hangzhou flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Hangzhou flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Seattle-Hangzhou flights, Cheapflights users trust FlightHub the most. FlightHub 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 Seattle-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 Seattle to Hangzhou
Have a flexible travel schedule? Discover the best time to fly to Hangzhou from Seattle with our price prediction graph.
SEA-HGH
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.
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 July 7, 2026.
Read reviews from past customers who have flown Cathay Pacific from Seattle to Hangzhou. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.3
Overall
7.6
Boarding
7.9
Comfort
7.6
Entertainment
7.8
Crew
8.1
Reviews
1 / 20
10.0
ExcellentErnest,Jun 2026
SFO - HKG
Food
7.3
Overall
7.6
Boarding
7.9
Comfort
7.6
Entertainment
7.8
Crew
8.1
Reviews
1 / 20
10.0
ExcellentErnest,Jun 2026
SFO - HKG
Related info for your journey
Find useful and relevant information for your journey from Seattle to Hangzhou. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Other flights to Hangzhou
Explore flights to Hangzhou departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 7, 2026.
Seattle and Hangzhou flights
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Other flights from Seattle
Browse through other flights departing from Seattle. Flights are based on user searches made on Cheapflights and were last updated on July 7, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Seattle to Hangzhou
Discover the top airline that operate flights from Seattle 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 July 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$872 | Average$887 | FlexibilityNo cancel fee | On-time72% |