Cheapest one-way flights from London to Istanbul in December from 100€

Best time to book flights for London (LHR) to Istanbul (IST) flights at AirHint

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

One-Way flights

03 Dec British Airways direct
29 Dec KLM
05 Dec British Airways direct
17 Dec Air France
12 Dec Air France
18 Dec LOT
23 Dec Air France
21 Dec Air France
22 Dec Aegean Airlines
29 Dec Turkish Airlines direct

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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