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Cheap flights from Seattle to Shanghai Hongqiao Intl Airport, China from C$ 613

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/9. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SHA
4 Sep — 11 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Seattle to Hongqiao Intl

Enter your travel dates to find the best prices.

Cheapest flights from Seattle to Hongqiao Intl
Explore the most affordable flight options available from Seattle to Hongqiao Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 August 2026.

Tue 27/102:19 p.m. -
2 stops31h 01m
Fri 6/114:35 p.m. -
1 stop32h 35m
Deal found 1/8C$ 1,429
Fri 2/105:59 p.m. -
2 stops27h 06m
Sun 11/1010:30 p.m. -
1 stop26h 35m
Deal found 1/8C$ 1,601
Tue 20/106:39 a.m. -
2 stops37h 41m
Mon 9/111:10 p.m. -
2 stops20h 03m
Deal found 5/8C$ 1,621
Tue 20/106:39 a.m. -
2 stops37h 41m
Tue 10/111:10 p.m. -
2 stops20h 03m
Deal found 5/8C$ 1,695
Tue 15/128:10 a.m. -
2 stops35h 35m
Tue 12/11:10 p.m. -
2 stops19h 46m
Deal found 4/8C$ 2,211
Tue 15/128:10 a.m. -
2 stops35h 35m
Fri 8/11:10 p.m. -
2 stops19h 46m
Deal found 4/8C$ 2,285
Thu 10/128:10 a.m. -
2 stops35h 35m
Sat 16/11:10 p.m. -
2 stops19h 46m
Deal found 3/8C$ 2,356
Thu 10/128:10 a.m. -
2 stops35h 35m
Tue 12/11:10 p.m. -
2 stops19h 46m
Deal found 4/8C$ 2,501
Thu 10/1212:10 a.m. -
1 stop25h 05m
Mon 4/16:15 p.m. -
1 stop35h 40m
Deal found 4/8C$ 3,747
Mon 14/128:10 a.m. -
2 stops35h 35m
Sat 2/11:10 p.m. -
2 stops17h 37m
Deal found 4/8C$ 3,885
Sat 12/1211:50 a.m. -
1 stop31h 55m
Sun 3/11:10 p.m. -
2 stops17h 37m
Deal found 4/8C$ 5,451

Find flight deals from Seattle to Hongqiao Intl

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Hongqiao Intl (SHA). 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 5 August 2026.

Round-trip from

C$ 1,429

One-way from

C$ 613

Popular in

June

Cheapest in

April

Average price

C$ 1,410
Cathay Pacific
  • Cathay Pacific
  • 27/10-6/11
  • 3 total stops
  • 63h 36m total
  • Seattle to Shanghai
Search Deals
Hainan Airlines
  • Hainan Airlines
  • 15/9
  • 1 total stop
  • 32h 00m total
  • Seattle to Shanghai
Search Deals
Highest demand for flights based on searches. 23% potential increase in price (C$ 575 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (C$ 97 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Hongqiao Intl 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 629,999 searches. Data last updated 5 August 2026.
Use the filters below to find and compare flights from Seattle to Shanghai Hongqiao Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleShanghai

SEA Seattle/Tacoma Intl - SHA Shanghai Hongqiao Intl

SEASHA

Seattle/Tacoma Intl

Tue 27/10

2:19 p.m.-12:20 p.m.

2 stops31h 01m

Shanghai Hongqiao Intl

Fri 6/11

4:35 p.m.-9:10 a.m.

1 stop32h 35m

C$ 1,429

SeattleShanghai

SEA Seattle/Tacoma Intl - SHA Shanghai Hongqiao Intl

SEASHA

Seattle/Tacoma Intl

Tue 20/10

6:39 a.m.-11:20 a.m.

2 stops37h 41m

Shanghai Hongqiao Intl

Mon 9/11

1:10 p.m.-5:13 p.m.

2 stops20h 03m

C$ 1,621

SeattleShanghai

SEA Seattle/Tacoma Intl - SHA Shanghai Hongqiao Intl

SEASHA

Seattle/Tacoma Intl

Tue 20/10

6:39 a.m.-11:20 a.m.

2 stops37h 41m

Shanghai Hongqiao Intl

Wed 11/11

1:10 p.m.-5:13 p.m.

2 stops20h 03m

C$ 1,621

SeattleShanghai

SEA Seattle/Tacoma Intl - SHA Shanghai Hongqiao Intl

SEASHA

Seattle/Tacoma Intl

Tue 15/12

8:10 a.m.-11:45 a.m.

2 stops35h 35m

Shanghai Hongqiao Intl

Mon 11/1

1:10 p.m.-4:56 p.m.

2 stops19h 46m

C$ 2,211

SeattleShanghai

SEA Seattle/Tacoma Intl - SHA Shanghai Hongqiao Intl

SEASHA

Seattle/Tacoma Intl

Wed 9/12

8:10 a.m.-11:45 a.m.

2 stops35h 35m

Shanghai Hongqiao Intl

Mon 11/1

1:10 p.m.-4:56 p.m.

2 stops19h 46m

C$ 2,501

SeattleShanghai

SEA Seattle/Tacoma Intl - SHA Shanghai Hongqiao Intl

SEASHA

Seattle/Tacoma Intl

Wed 9/12

8:10 a.m.-11:45 a.m.

2 stops35h 35m

Shanghai Hongqiao Intl

Thu 7/1

1:10 p.m.-4:56 p.m.

2 stops19h 46m

C$ 2,501

SeattleShanghai

SEA Seattle/Tacoma Intl - SHA Shanghai Hongqiao Intl

SEASHA

Seattle/Tacoma Intl

Sun 30/8

1:20 p.m.-5:05 p.m.

1 stop36h 45m

Shanghai Hongqiao Intl

Wed 30/9

6:25 p.m.-10:40 a.m.

1 stop31h 15m

C$ 5,659

SeattleShanghai

SEA Seattle/Tacoma Intl - SHA Shanghai Hongqiao Intl

SEASHA

Seattle/Tacoma Intl

Fri 21/8

12:10 a.m.-9:45 a.m.

1 stop18h 35m

Shanghai Hongqiao Intl

Wed 16/9

6:25 p.m.-3:15 p.m.

1 stop35h 50m

C$ 6,810
Quickest round-trip

SeattleShanghai

SEA Seattle/Tacoma Intl - SHA Shanghai Hongqiao Intl

SEASHA

Seattle/Tacoma Intl

Sun 20/9

12:10 a.m.-9:45 a.m.

1 stop18h 35m

Shanghai Hongqiao Intl

Mon 19/10

10:55 a.m.-3:15 p.m.

1 stop19h 20m

C$ 6,811

SeattleShanghai

SEA Seattle/Tacoma Intl - SHA Shanghai Hongqiao Intl

SEASHA

Seattle/Tacoma Intl

Mon 28/9

12:10 a.m.-9:45 a.m.

1 stop18h 35m

Shanghai Hongqiao Intl

Sun 18/10

10:55 a.m.-3:15 p.m.

1 stop19h 20m

C$ 6,811

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/8

Showing 1-10 of 21 resultsSorted by cheapest first
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Best time to book a flight from Seattle to Hongqiao Intl

Have a flexible travel schedule? Discover the best time to fly to Hongqiao Intl from Seattle 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 Seattle to Shanghai Hongqiao Intl Airport

How far ahead should I book a flight from Seattle to Shanghai Hongqiao Intl Airport?

To ensure you get the cheapest price possible for a flight from Seattle to Shanghai Hongqiao Intl Airport, you should look to book at least 26 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Seattle to Shanghai Hongqiao Intl Airport?

Currently, April is the cheapest month in which you can book a flight from Seattle to Shanghai Hongqiao Intl Airport (average of C$ 991). Flying from Seattle to Shanghai Hongqiao Intl Airport in June is currently the most expensive (average of C$ 2,107). 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.

How much does it cost to fly round-trip from Seattle to Shanghai Hongqiao Intl Airport?

Airfare is typical for this route at the moment.

Seattle to Shanghai Hongqiao Intl Airport flights typically cost between C$ 935 and C$ 1,608 in October.
The cheapest round-trip price found within the last 5 days was C$ 1,429 on Cathay Pacific (27 Oct-6 Nov).

Related info for your journey

Find useful and relevant information for your journey from Seattle to Hongqiao Intl. 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 from for flights from Seattle to Shanghai Hongqiao Intl?

    Seattle/Tacoma Intl (SEA), located 18.4 km from the city centre, is the airport you fly out of when you book flights from Seattle to Shanghai Hongqiao Intl. 0 airlines have flights from Seattle/Tacoma Intl to Shanghai Hongqiao Intl on a regular basis. Booking flights from Seattle/Tacoma Intl to Shanghai Hongqiao Intl should not be difficult; the airport handles an average of 0 outbound flights to Shanghai Hongqiao Intl per day.

  • How long is the flight from Seattle to Shanghai Hongqiao Intl Airport?

    Cathay Pacific and Japan Airlines can get you from Seattle to Shanghai Hongqiao Intl Airport in just under 31h 01m. Your travel time can differ by up to 6h 40m. The distance between Seattle and Shanghai Hongqiao Intl Airport is about 9204 km. Both multi-stop and direct flights can be found to your destination and back.

  • Can I find deals for flights from Seattle to Hongqiao Intl that include hotel bookings?

    Yes. In addition to deals on Seattle to Hongqiao Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Hongqiao Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Hongqiao Intl.

  • Can I find deals for business class flights from Seattle to Hongqiao Intl?

    Yes. Cheapflights offers flight deals from Seattle to Hongqiao Intl 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 Seattle to Shanghai Hongqiao Intl Airport?

    Currently, April is the cheapest month in which you can book a flight from Seattle to Shanghai Hongqiao Intl Airport (average of C$ 991). Flying from Seattle to Shanghai Hongqiao Intl Airport in June is currently the most expensive (average of C$ 2,107). 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

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Why should you use Cheapflights to find cheap flight tickets from Seattle to Hongqiao Intl?

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Yes, we can. To see specific flights from Seattle to Hongqiao Intl with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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