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

Return flights

09 Jul - 16 Jul	Finnair
08 Jul - 16 Jul	Finnair
21 Jul - 30 Jul	Finnair
01 Jul - 14 Jul	Finnair
21 Jul - 31 Aug	Finnair
21 Jul - 31 Jul	Finnair
02 Jul - 24 Jul	Finnair
08 Jul - 22 Jul	Finnair
03 Jul - 31 Jul	Finnair
24 Jul - 14 Aug	Finnair
09 Jul - 19 Jul	Finnair
20 Jul - 30 Jul	Finnair
21 Jul - 01 Aug	Finnair
26 Jul - 08 Aug	Finnair
21 Jul - 31 Aug	Qantas	direct
26 Jul - 08 Aug	Qantas	direct
21 Jul - 01 Aug	Qantas	direct
23 Jul - 29 Aug	China Southern
23 Jul - 26 Aug	China Southern

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

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 Singapore to London in July from 654€

Return flights