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

Return flights

10 Jun - 17 Jun	Air India
04 Jun - 18 Jun	Air India
09 Jun - 28 Jun	Air India
11 Jun - 27 Jun	Air India
08 Jun - 16 Jun	Air India
04 Jun - 17 Jun	Air India
01 Jun - 08 Jun	Air India
01 Jun - 15 Jun	Air India
09 Jun - 14 Jun	Air India
04 Jun - 14 Jun	Air India
18 Jun - 03 Jul	Air China
11 Jun - 16 Jul	Air China
15 Jun - 03 Jul	Air China
13 Jun - 16 Jul	Air China
18 Jun - 04 Jul	Air China
18 Jun - 05 Jul	Air China
11 Jun - 31 Jul	Wizz Air Malta
28 Jun - 18 Jul	Gulf Air
28 Jun - 17 Jul	Gulf Air
28 Jun - 03 Jul	Gulf Air

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 368€

Return flights