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

Return flights

13 Apr - 27 Apr	Qatar Airways
15 Apr - 24 Apr	Oman Air
15 Apr - 03 May	Air India
12 Apr - 29 Apr	Oman Air
16 Apr - 03 May	Air India
09 Apr - 05 May	Air India
17 Apr - 04 May	Qatar Airways
10 Apr - 06 May	Air India
15 Apr - 23 Apr	Qatar Airways
19 Apr - 28 Apr	Oman Air
22 Apr - 06 May	Qatar Airways
16 Apr - 22 Apr	Qatar Airways
09 Apr - 22 Apr	Qatar Airways
08 Apr - 29 Apr	Qatar Airways
15 Apr - 29 Apr	Qatar Airways
15 Apr - 22 Apr	Qatar Airways
29 Apr - 27 May	Qatar Airways
29 Apr - 20 May	Qatar Airways
22 Apr - 13 May	Qatar Airways
16 Apr - 28 May	Qatar Airways

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

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 April from 766€

Return flights