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

Return flights

03 Dec - 09 Dec	easyJet
08 Dec - 16 Dec	easyJet
08 Dec - 14 Dec	easyJet
05 Dec - 14 Dec	easyJet
12 Dec - 14 Dec	easyJet
01 Dec - 02 Dec	easyJet
01 Dec - 11 Dec	easyJet
02 Dec - 09 Dec	easyJet
01 Dec - 06 Dec	easyJet
02 Dec - 10 Dec	easyJet
31 Dec - 07 Jan	Ryanair
30 Dec - 01 Jan	easyJet
31 Dec - 07 Jan	Turkish Airlines	direct
15 Dec - 03 Jan	easyJet
21 Dec - 05 Jan	Ryanair
22 Dec - 01 Jan	Ryanair
28 Dec - 01 Jan	Transavia France
18 Dec - 02 Jan	Ryanair
19 Dec - 02 Jan	Ryanair
25 Dec - 01 Jan	Brussels Airlines

Also check the deals for one-way flights from Toulouse 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 Toulouse to Istanbul in December from 118€

Return flights