Cheapest return flights from Sao Paulo to Istanbul in December from $859

AirHint found the following cheapest return flights from Sao Paulo (GRU) to Istanbul (IST) in December 2025 (see full year).

Return flights

01 Dec - 10 Dec British Airways
02 Dec - 10 Dec British Airways
04 Dec - 07 Dec TAP
01 Dec - 08 Dec TAP
02 Dec - 08 Dec TAP
01 Dec - 07 Dec TAP
02 Dec - 09 Dec KLM
03 Dec - 31 Dec TAP
09 Dec - 12 Jan KLM
08 Dec - 24 Dec KLM
11 Dec - 30 Jan KLM
03 Dec - 23 Dec KLM
01 Dec - 08 Jan KLM
13 Dec - 19 Jan Air Europa
15 Dec - 15 Jan ITA Airways
24 Dec - 16 Jan KLM
23 Dec - 27 Jan LATAM Airlines Group
31 Dec - 29 Jan Avianca
24 Dec - 15 Jan Avianca
14 Dec - 10 Jan LATAM Airlines Group

Also check the deals for one-way flights from Sao Paulo to Istanbul in December.

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