Cheapest return flights from London to Istanbul in December from 171€

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

Return flights

04 Dec - 07 Dec KLM
01 Dec - 11 Dec KLM
31 Dec - 07 Jan KLM
06 Dec - 31 Dec KLM
07 Dec - 13 Dec British Airways direct
01 Dec - 11 Dec British Airways direct
10 Dec - 14 Dec British Airways direct
04 Dec - 07 Dec British Airways direct
11 Dec - 14 Dec Vueling Airlines
15 Dec - 22 Dec Air Serbia
31 Dec - 07 Jan British Airways direct
15 Dec - 20 Dec Air France
28 Dec - 04 Jan British Airways
25 Dec - 01 Jan British Airways
29 Dec - 03 Jan British Airways
11 Dec - 02 Jan LOT
18 Dec - 09 Jan Air Serbia
20 Dec - 02 Jan Air Serbia
25 Dec - 12 Jan Vueling Airlines
28 Dec - 12 Jan Vueling Airlines

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.