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

Return flights

15 Jun - 30 Jun	Air India
15 Jun - 24 Jun	Air India
01 Jun - 30 Jun	Air India
01 Jun - 14 Jun	Air India
01 Jun - 16 Jun	Air India
22 Jun - 29 Jun	Air India
15 Jun - 22 Jun	Air India
03 Jun - 16 Jun	Air India
10 Jun - 22 Jun	Air India
18 Jun - 28 Jun	Air India
10 Jun - 08 Jul	Hainan Airlines
24 Jun - 22 Jul	Hainan Airlines
22 Jun - 07 Jul	Air India
24 Jun - 01 Jul	Air India
18 Jun - 02 Jul	Air India
16 Jun - 08 Jul	Air India
03 Jun - 01 Jul	Air India
29 Jun - 16 Jul	Air India
23 Jun - 19 Jul	Air India
29 Jun - 15 Jul	Air India

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 455€

Return flights