AirHint found the following cheapest return flights from Los Angeles (LAX) to Istanbul (IST) in December 2025 (see full year).

Return flights

29 Dec - 20 Jan	Lufthansa
24 Dec - 12 Jan	LOT
25 Dec - 18 Jan	TAP
29 Dec - 12 Jan	Lufthansa
27 Dec - 11 Jan	Scandinavian Airlines
26 Dec - 29 Dec	Air France
26 Dec - 10 Jan	Scandinavian Airlines
25 Dec - 10 Jan	TAP
30 Dec - 11 Jan	Delta
25 Dec - 31 Dec	TAP
24 Dec - 08 Jan	LOT
26 Dec - 06 Jan	Scandinavian Airlines
24 Dec - 31 Dec	LOT
27 Dec - 31 Dec	Lufthansa
21 Dec - 31 Dec	Aer Lingus
23 Dec - 30 Dec	SWISS
22 Dec - 29 Dec	Scandinavian Airlines
22 Dec - 28 Dec	Scandinavian Airlines
22 Dec - 24 Dec	Scandinavian Airlines
21 Dec - 30 Dec	Finnair

Also check the deals for one-way flights from Los Angeles to Istanbul in December.

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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Cheapest return flights from Los Angeles to Istanbul in December from 723€

Return flights