AirHint found the following cheapest return flights from London (LHR) to Sylhet Osmani (ZYL) in January 2026 (see full year).

Return flights

27 Jan - 30 Jan	KLM
28 Jan - 15 Feb	KLM
31 Jan - 16 Feb	KLM
14 Jan - 04 Feb	Turkish Airlines
07 Jan - 14 Feb	Turkish Airlines
07 Jan - 23 Jan	Turkish Airlines
28 Jan - 07 Feb	KLM
07 Jan - 30 Jan	Turkish Airlines
07 Jan - 11 Feb	Turkish Airlines
16 Jan - 07 Feb	Turkish Airlines
10 Jan - 30 Jan	Turkish Airlines
30 Jan - 15 Feb	KLM
06 Jan - 09 Feb	Turkish Airlines
10 Jan - 24 Jan	KLM
07 Jan - 16 Jan	Turkish Airlines
24 Jan - 10 Feb	KLM
07 Jan - 18 Jan	Turkish Airlines
13 Jan - 20 Jan	Turkish Airlines
09 Jan - 25 Jan	Turkish Airlines
10 Jan - 26 Jan	Turkish Airlines

Also check the deals for one-way flights from London to Sylhet Osmani in January.

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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Cheapest return flights from London to Sylhet Osmani in January from 583€

Return flights