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

Return flights

02 Jun - 16 Jun	Air China
04 Jun - 09 Jun	Air China
04 Jun - 08 Jun	Air China
04 Jun - 18 Jun	Air China
10 Jun - 21 Jun	Air China
11 Jun - 25 Jun	Finnair
01 Jun - 20 Jun	Finnair
01 Jun - 22 Jun	Finnair
17 Jun - 21 Jun	Finnair
25 Jun - 16 Jul	Lufthansa
23 Jun - 19 Jul	Lufthansa
20 Jun - 04 Jul	Lufthansa
28 Jun - 14 Jul	Lufthansa
15 Jun - 20 Jun	Gulf Air
01 Jun - 03 Jul	Lufthansa
23 Jun - 19 Jul	Qantas	direct
25 Jun - 16 Jul	Qantas	direct
28 Jun - 14 Jul	Singapore Airlines	direct
01 Jun - 03 Jul	Singapore Airlines	direct
20 Jun - 04 Jul	Qantas	direct

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 $617

Return flights