Cheapest return flights from Seattle to Shanghai in May from $953

AirHint found the following cheapest return flights from Seattle (SEA) to Shanghai (PVG) in May 2026 (see full year).

Return flights

20 May - 27 May Air Canada
15 May - 22 May Air Canada
14 May - 21 May Delta direct
17 May - 24 May Delta direct
18 May - 25 May Delta direct
20 May - 27 May Delta direct
15 May - 22 May Delta direct

Also check the deals for one-way flights from Seattle to Shanghai in May.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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