Cheapest return flights from Sao Paulo to Keflavik in September from 840€

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

Return flights

15 Sep - 20 Sep GOL Linhas Aéreas
08 Sep - 14 Sep LATAM Airlines Group
22 Sep - 30 Sep Avianca
16 Sep - 25 Sep Lufthansa
02 Sep - 13 Sep SWISS
14 Sep - 22 Sep Air Canada
16 Sep - 26 Sep KLM
12 Sep - 23 Sep Delta
18 Sep - 03 Oct Emirates
29 Sep - 09 Oct Emirates
10 Sep - 20 Sep Delta

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

Skyscanner

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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