Cheap Flights from Shanghai to Seattle from S$ 580

Frequently Asked Questions

• Which airlines offer the cheapest flights from Shanghai (SHA) to Seattle (SEA)?

  Based on Trip.com data, Hainan Airlines offers one-way fares as low as S$ 580 on Cheapest nonstop routes (e.g. SHA to SEA on Mon, Sep 14), while Asiana Airlines offers Cheapest nonstop round-trips from S$ 1,007 departing on Fri, Sep 11 and returning on Mon, Sep 14.

• Which airlines offer direct flights from Shanghai to Seattle?

  At the moment, you can catch a direct flight from Shanghai to Seattle with the following airlines, including: Delta Air Lines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• How long is a flight from Shanghai (SHA) to Seattle (SEA)?

  It takes about 10 hours 56 minutes to fly from Shanghai (SHA) to Seattle (SEA).

• When is the best time to book flights from Shanghai to Seattle?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Shanghai to Seattle is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How many flights are there per week from Shanghai to Seattle?

  Based on Trip.com data in the past 4 weeks, there is 7 flight per week flying from Shanghai to Seattle. You can check the weekly schedule for popular airlines on this route below: Delta Air Lines: S/M/T/W/T/F/S -- DL280 (17:44)

• How can I find the best deals on flights from Shanghai to Seattle?

  To find best deals on flights from Shanghai to Seattle, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Mon, Sep 14, with one-way flights priced at just S$ 580.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Delta Air Lines.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for Seattle travel is around July.
  · Get exclusive promo codes for Trip.com app users.

• When is the best time to book a flight from Shanghai to Seattle to get the best price?

  The cheapest months to fly from Shanghai to Seattle is October, when demand for travel is lower.

• Which upcoming date is the cheapest for flights from Shanghai to Seattle?

  After crunching the numbers on our July flight calendar, it's currently cheapest to fly from Shanghai to Seattle on July 30, 2026 with Korean Air, with prices starting at S$ 748.

• Which airports can I fly through when travelling to Seattle from Shanghai?

  You can land at any one of the following hubs in Seattle, with Shanghai Pudong International Airport to Seattle-Tacoma International Airport (PVG-SEA) is by far the most common option on this route: Seattle-Tacoma International Airport (SEA) King County (Boeing Field) International Airport (BFI) Kenmore Air Harbor Seaplane Base (LKE).

• What is the time difference between Shanghai and Seattle?

  The time difference between Seattle and Shanghai is 16h.

• How can I change or cancel my flight ticket from Shanghai to Seattle?

  Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.