AirHint found the following cheapest return flights from Washington (IAD) to Shanghai (PVG) in December 2025 (see full year).

Return flights

03 Dec - 18 Jan	Frontier Airlines
05 Dec - 22 Dec	Frontier Airlines
04 Dec - 19 Jan	Turkish Airlines
16 Dec - 15 Jan	Hawaiian Airlines
31 Dec - 07 Jan	Korean Air
30 Dec - 06 Jan	EgyptAir
21 Dec - 08 Jan	Aer Lingus
22 Dec - 08 Jan	Aer Lingus
05 Dec - 29 Dec	Emirates
24 Dec - 31 Dec	Frontier Airlines
21 Dec - 27 Dec	Aer Lingus
20 Dec - 08 Jan	Frontier Airlines
20 Dec - 27 Dec	Frontier Airlines
19 Dec - 08 Jan	Porter Airlines (Canada) Ltd
20 Dec - 03 Jan	Frontier Airlines

Also check the deals for one-way flights from Washington to Shanghai in December.

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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Cheapest return flights from Washington to Shanghai in December from 956€

Return flights