Cheapest return flights from London to Istanbul in December from 164€

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

Return flights

01 Dec - 21 Dec British Airways direct
02 Dec - 17 Dec British Airways direct
09 Dec - 25 Dec British Airways direct
10 Dec - 12 Jan British Airways direct
06 Dec - 20 Dec British Airways direct
02 Dec - 09 Dec KLM
03 Dec - 08 Dec KLM
01 Dec - 13 Dec British Airways direct
04 Dec - 13 Dec British Airways direct
02 Dec - 11 Dec British Airways direct
07 Dec - 16 Dec British Airways direct
07 Dec - 07 Jan Air France
07 Dec - 12 Jan British Airways direct
27 Dec - 17 Jan British Airways direct
30 Dec - 12 Jan British Airways direct
13 Dec - 18 Jan LOT
15 Dec - 15 Jan LOT
13 Dec - 10 Jan Air France
11 Dec - 11 Jan British Airways direct
15 Dec - 15 Jan British Airways direct

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

Skyscanner

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.

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