Cheapest return flights from San Jose to Istanbul in December from $1055

AirHint found the following cheapest return flights from San Jose (SJC) to Istanbul (IST) in December 2025 (see full year).

Return flights

08 Dec - 22 Dec British Airways
09 Dec - 19 Dec Qatar Airways
09 Dec - 23 Dec Qatar Airways
04 Dec - 14 Dec Qatar Airways
05 Dec - 15 Dec Qatar Airways
08 Dec - 18 Dec Qatar Airways
06 Dec - 16 Dec Qatar Airways
07 Dec - 09 Dec Qatar Airways
01 Dec - 08 Dec Qatar Airways
29 Dec - 31 Jan Alaska Airlines
01 Dec - 07 Dec Alaska Airlines
06 Dec - 23 Jan Alaska Airlines
25 Dec - 11 Jan Qatar Airways
28 Dec - 11 Jan Alaska Airlines
05 Dec - 07 Jan Qatar Airways
23 Dec - 11 Jan Alaska Airlines
24 Dec - 11 Jan Alaska Airlines
26 Dec - 01 Jan Alaska Airlines
12 Dec - 01 Jan Alaska Airlines
26 Dec - 02 Jan Alaska Airlines

Also check the deals for one-way flights from San Jose to Istanbul 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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