AirHint found the following cheapest one-way flights from Istanbul (IST) to Beirut (BEY) in December 2025 (see full year).

One-Way flights

10 Dec	Pegasus Airlines
16 Dec	Pegasus Airlines
02 Dec	Pegasus Airlines
14 Dec	AJet
26 Dec	Pegasus Airlines
06 Dec	Pegasus Airlines
25 Dec	Pegasus Airlines
20 Dec	AJet
12 Dec	AJet
27 Dec	Pegasus Airlines

Also check the deals for return flights from Istanbul to Beirut 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 one-way flights from Istanbul to Beirut in December from $76

One-Way flights