AirHint found the following cheapest return flights from Shanghai (PVG) to Keflavik (KEF) in September 2025 (see full year).

Return flights

11 Sep - 18 Sep	Hainan Airlines
18 Sep - 23 Sep	China Eastern
22 Sep - 05 Oct	Air China
22 Sep - 29 Sep	Saudia
21 Sep - 05 Oct	Hainan Airlines
20 Sep - 05 Oct	China Eastern
28 Sep - 05 Oct	China Eastern
29 Sep - 06 Oct	China Eastern
26 Sep - 07 Oct	Juneyao Airlines
26 Sep - 06 Oct	Austrian Airlines
26 Sep - 08 Oct	Finnair
27 Sep - 08 Oct	KLM
27 Sep - 07 Oct	Lufthansa

Also check the deals for one-way flights from Shanghai to Keflavik in September.

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.

Book a cheap hotel in Keflavik

Cheap car rent in Keflavik

Cheapest return flights from Shanghai to Keflavik in September from $919

Return flights