Cheapest one-way flights from London to Istanbul in December from $120

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

One-Way flights

09 Dec British Airways direct
02 Dec British Airways direct
07 Dec British Airways direct
06 Dec British Airways direct
11 Dec British Airways direct
04 Dec British Airways direct
03 Dec British Airways direct
05 Dec British Airways direct
08 Dec British Airways direct
15 Dec Air France

Also check the deals for return 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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