What is the cheapest month to fly from Seattle to Shanghai?

Based on current 6-month forward fare data, September 2026 is the cheapest month to fly from Seattle (SEA) to Shanghai (PVG), with fares starting from $453.

What is the lowest current fare from SEA to PVG?

The lowest currently-listed fare from Seattle (SEA) to Shanghai (PVG) is $453 on 2026-09-24.

How long is the flight from Seattle to Shanghai?

Direct flights from SEA to PVG cover approximately 9,189 km (5,710 miles), with an estimated flight time of 10h 49m. Operating airlines: DL.

Cheap flights from Seattle to Shanghai

Cheapest current fares: $453 in September 2026, 9,189 km direct flight in ~10h 49m.

Last updated August 5, 2026 · By Flightmaps Editorial

Cheapest month-by-month fares

Lowest available fare per calendar month from Seattle (SEA) to Shanghai (PVG). Refreshed daily.

Seattle (SEA) → Shanghai (PVG)

September 2026 $453
December 2026 $932

Frequently asked questions

What is the cheapest month to fly from Seattle to Shanghai?

Based on current 6-month forward fare data, September 2026 is the cheapest month to fly from Seattle (SEA) to Shanghai (PVG), with fares starting from $453.
What is the lowest current fare from SEA to PVG?

The lowest currently-listed fare from Seattle (SEA) to Shanghai (PVG) is $453 on 2026-09-24.
How long is the flight from Seattle to Shanghai?

Direct flights from SEA to PVG cover approximately 9,189 km (5,710 miles), with an estimated flight time of 10h 49m. Operating airlines: DL.

Related guides for this route

Sibling pages — full route detail, airport overviews, visa context, per-airline routes.