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

Return flights

09 Dec - 16 Dec	easyJet
10 Dec - 13 Dec	Ryanair
01 Dec - 05 Dec	easyJet
01 Dec - 16 Dec	easyJet
05 Dec - 07 Dec	easyJet
05 Dec - 08 Dec	easyJet
29 Dec - 12 Jan	Pegasus Airlines
29 Dec - 16 Jan	easyJet
25 Dec - 30 Dec	TAP
19 Dec - 02 Jan	TAP
22 Dec - 09 Jan	Pegasus Airlines
05 Dec - 04 Jan	easyJet
25 Dec - 29 Dec	TAP
24 Dec - 28 Dec	Ryanair
27 Dec - 03 Jan	Pegasus Airlines
22 Dec - 26 Dec	easyJet
28 Dec - 03 Jan	Pegasus Airlines

Also check the deals for one-way flights from Lisbon 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.

Book a cheap hotel in Istanbul

Cheap car rent in Istanbul

Cheapest return flights from Lisbon to Istanbul in December from 182€

Return flights