Cheapest return flights from London to Istanbul in December from 152€

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

Return flights

08 Dec - 13 Dec Air Serbia
05 Dec - 12 Dec Air Serbia
01 Dec - 16 Dec Air Serbia
02 Dec - 06 Dec Air Serbia
07 Dec - 14 Dec Air Serbia
11 Dec - 15 Jan Air Serbia
04 Dec - 18 Dec KLM
10 Dec - 20 Dec Air France
14 Dec - 20 Dec Air France
12 Dec - 18 Dec Air France
07 Dec - 12 Dec Air France
31 Dec - 07 Jan Air France
31 Dec - 06 Jan KLM
26 Dec - 10 Jan LOT
28 Dec - 12 Jan LOT
16 Dec - 07 Jan LOT
26 Dec - 08 Jan LOT
31 Dec - 03 Jan KLM
30 Dec - 03 Jan KLM
11 Dec - 15 Jan British Airways direct

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

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