AirHint found the following cheapest return flights from London (LCY) to Singapore (SIN) in June 2026 (see full year).

Return flights

10 Jun - 08 Jul	KLM
02 Jun - 10 Jun	KLM
01 Jun - 08 Jun	KLM
01 Jun - 10 Jun	KLM
11 Jun - 18 Jun	SWISS
04 Jun - 07 Jun	SWISS
10 Jun - 17 Jun	SWISS
07 Jun - 14 Jun	SWISS
10 Jun - 18 Jun	SWISS
05 Jun - 14 Jun	SWISS
07 Jun - 15 Jun	SWISS
24 Jun - 15 Jul	SWISS
18 Jun - 07 Jul	SWISS
11 Jun - 07 Jul	SWISS
24 Jun - 29 Jul	SWISS
23 Jun - 06 Jul	SWISS
25 Jun - 02 Jul	SWISS
25 Jun - 08 Jul	SWISS
25 Jun - 16 Jul	SWISS
08 Jun - 03 Jul	KLM

Also check the deals for one-way flights from London to Singapore in June.

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 Singapore in June from 554€

Return flights