AirHint found the following cheapest return flights from Sao Paulo (GRU) to Keflavik (KEF) in December 2025 (see full year).
Return flights
| 01 Dec - 08 Dec | Air China | ||
| 23 Dec - 16 Jan | Royal Air Maroc | ||
| 29 Dec - 11 Jan | LATAM Airlines Group | ||
| 21 Dec - 02 Jan | Royal Air Maroc | ||
| 19 Dec - 28 Dec | Emirates |
Also check the deals for one-way flights from Sao Paulo to Keflavik in December.
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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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