Cheapest airlines flights from Seattle to Beijing

You can pick from 2 carriers that fly from Seattle to Beijing including Hainan Airlines, Asiana Airlines, , with Hainan Airlines serving cheapest ticket on this route.

Search for direct flights from Seattle to Beijing in the next 3 months. Based on Trip.com's latest 7-day flight data, one-way direct flights start at US$523, and round-trip direct flights start at US$974.

Displayed flight fares from Seattle to Beijing are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Seattle to Beijing Flight Details

The distance between Seattle and Beijing is about 8,701.56 km. The average flying time from Seattle to Beijing is around 13 hours 30 minutes. Based on Trip.com's latest data, travel demand is highest in January. The off-season for travel is November.

Cheapest one-way flight priceUS$363
Cheapest return ticket priceUS$681
Cheapest monthNovember
Peak season for travelJanuary
Flight distance8,701.56 km
Average flight time13 hours 30 minutes
Popular airlineHainan Airlines

When is the cheapest time to book flights from Seattle to Beijing?

The cheapest time to fly from Seattle to Beijing: Feb 1 to Feb 8 — one-way prices start at US$362.

Cheapest flights
From price
Search
  • 1421
  • 2128
  • Jan

    284
  • 411
  • 1118
  • 1825
  • Feb

    251
  • 18
  • 815
  • 1522
  • Mar

    221
  • 18
Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • What are the cheapest flights from Seattle to Beijing (SEA-BJS)?

    Based on Trip.com data, Hainan Airlines offers one-way fares as low as US$363 on Cheapest nonstop routes (e.g. SEA to PEK on Thu, Feb 5), while Korean Air offers Cheapest nonstop round-trips from US$681 departing on Tue, Jan 13 and returning on Mon, Jan 19.
  • At the moment, you can catch a nonstop flight from Seattle to Beijing with the following airlines, including: Hainan Airlines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes about 13 hours 30 minutes to fly from Seattle to Beijing.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Seattle to Beijing 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.
  • Based on Trip.com data in the past 4 weeks, there is 2 flight per week flying from Seattle to Beijing. You can check the weekly schedule for popular airlines on this route below: Hainan Airlines: -/M/-/-/-/F/- -- HU496 (10:35)
  • To find best deals on flights from Seattle to Beijing, 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 Thu, Feb 5, with one-way flights priced at just US$363.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Hainan Airlines.
    · 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 Beijing travel is around January.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Seattle to Beijing is November, when demand for travel is lower.
  • After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Seattle to Beijing on December 26, 2025 with Asiana Airlines, with prices starting at US$1,023.
  • You can land at any one of the following hubs in Beijing, with Seattle–Tacoma International Airport to Beijing Capital International Airport (SEA-PEK) is by far the most common option on this route: Beijing Miyun Mujiayu Airport (MY2) Beijing Capital International Airport (PEK) Beijing Daxing International Airport (PKX).
  • The time difference between Beijing and Seattle is 16h.
  • Tickets can only be changed or canceled 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.