The cheapest times to fly from PEK to SEA are

  • January 29th to April 22nd
  • May 14th to June 17th
  • October 8th to December 2nd

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from PEK to SEA is late October to early November. Prices can be as high as $1182 for Saturday flights during early August, or as low as $434 for Tuesday flights around late October to early November.


When to Fly to Seattle

Flying from Beijing (PEK) to Seattle, WA (SEA) will usually cost between $497 to $994 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late October to early November with an average ticket price of $497. Due to high demand the most expensive time to fly is early August, with an average price of $1047. Planning your trip to low-cost times can easily save you $549 on economy flights and even more on first-class flights. Generally, any price below $618 can be considered a good price for a round-trip PEK to SEA flight.

See below for a graph of average weekly prices for the PEK to SEA route. All prices are for round-trip tickets in USD.

PEK to SEA Flight Prices

Compared to other flights, the PEK to SEA flight is cheaper than the average and costs less than the average flight leaving from Beijing. The average price per mile (for a direct flight) is $0.07, which is far below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to fly to SEA, and Monday the cheapest day to fly back into PEK. Saturdays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $97 (14%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $623. Return trip prices are from the SEA to PEK flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from PEK to SEA can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 10 hour 41 minutes may be realistic.


Flight Questions Answered

Still have questions about flying from PEK to SEA? We’ve got answers.

Which airlines fly this route?

You can find 28 major airlines flying this route most often: Air Canada, Air China, Air France, Alaska, American, ANA, Asiana, Cathay Dragon, Cathay Pacific, China Airlines, China Eastern, China Southern, Condor, Delta, Etihad, EVA Air, Finnair, Hainan, Hawaiian, JAL, KLM, Korean Air, Lufthansa, Shanghai Airlines, Shenzhen, SWISS, United, Xiamen, and potentially more during busy seasons.

How far away is it from Seattle/Tacoma International Airport to Capital International Airport?

The distance between the two airports is roughly 5392 miles or 8678 kilometers.

How long does it take to fly from PEK to SEA?

The real-world flight time for a nonstop PEK to SEA flight is about 10 hour 41 minutes.

How many flights go between Beijing and Seattle, WA?

It depends on the day of the week and the date, but a typical day might have around 80 available flights from PEK to SEA.


Airport Location Info


Departing Airport

Origination code PEK
Origination airport name Capital International Airport
City Beijing
Country China
Latitude 40.1
Longitude 116.6

Return Airport

Destination code SEA
Destination airport name Seattle/Tacoma International Airport
City Seattle, WA
Country the United States
Latitude 47.5
Longitude -122.3


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.