Cheapest return flights from London to Istanbul in December from 206€

AirHint found the following cheapest return flights from London (LCY) to Istanbul (IST) in December 2026 (see full year).

Return flights

01 Dec - 04 Dec KLM
04 Dec - 06 Dec KLM
03 Dec - 06 Dec KLM
02 Dec - 06 Dec KLM
04 Dec - 10 Dec KLM
01 Dec - 15 Dec KLM
07 Dec - 20 Dec KLM
04 Dec - 07 Dec KLM
03 Dec - 07 Dec KLM
05 Dec - 15 Dec KLM
27 Dec - 12 Jan KLM
29 Dec - 05 Jan KLM
25 Dec - 04 Jan KLM
18 Dec - 04 Jan KLM
01 Dec - 02 Jan KLM
18 Dec - 17 Jan KLM
21 Dec - 05 Jan Lufthansa
22 Dec - 01 Jan Lufthansa
11 Dec - 03 Jan KLM
20 Dec - 04 Jan KLM

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

Powered by

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

Feel free to contact us with any feedback or request another flight research.