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

Return flights

25 May - 16 Jun	Qatar Airways
07 May - 16 Jun	Qatar Airways
02 May - 01 Jun	Air India
22 May - 16 Jun	Qatar Airways
05 May - 20 May	Qatar Airways
01 May - 20 May	Air India
20 May - 10 Jun	Qatar Airways
21 May - 04 Jun	Qatar Airways
25 May - 29 Jun	Qatar Airways
06 May - 10 Jun	Qatar Airways
20 May - 24 Jun	Qatar Airways
27 May - 17 Jun	Qatar Airways
13 May - 20 May	Qatar Airways
21 May - 27 May	Qatar Airways
08 May - 19 May	Air India
15 May - 28 May	Air India
06 May - 28 May	Qatar Airways
09 May - 20 May	Air India
04 May - 11 May	Qatar Airways
06 May - 21 May	Qatar Airways

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

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 May from 782€

Return flights