Cheapest return flights from Lisbon to Istanbul in December from $230

Best time to book flights for Lisbon (LIS) to Istanbul (IST) flights at AirHint

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

Return flights

05 Dec - 09 Dec Ryanair
13 Dec - 16 Dec Pegasus Airlines
08 Dec - 11 Dec Ryanair
04 Dec - 07 Dec Ryanair
01 Dec - 03 Dec Ryanair
10 Dec - 13 Dec Ryanair
15 Dec - 22 Dec Pegasus Airlines
23 Dec - 30 Dec LOT
23 Dec - 30 Dec Turkish Airlines direct
10 Dec - 13 Dec Turkish Airlines direct
13 Dec - 03 Jan Fly One
31 Dec - 03 Jan Fly One
13 Dec - 01 Jan Fly One
27 Dec - 01 Jan Fly One

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

Skyscanner

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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