Cheapest return flights from Singapore to London in September from $692

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

Return flights

07 Sep - 14 Sep Finnair
01 Sep - 13 Sep Finnair
04 Sep - 13 Sep Finnair
16 Sep - 23 Sep Finnair
20 Sep - 29 Sep Finnair
04 Sep - 11 Sep Finnair
09 Sep - 20 Sep Finnair
07 Sep - 14 Oct Finnair
28 Sep - 05 Oct Finnair
13 Sep - 27 Sep Etihad Airways
19 Sep - 30 Sep Etihad Airways
20 Sep - 30 Sep Etihad Airways
11 Sep - 02 Oct Finnair
22 Sep - 11 Oct Royal Brunei
28 Sep - 05 Oct Singapore Airlines direct
07 Sep - 14 Oct Singapore Airlines direct
27 Sep - 02 Oct KLM
11 Sep - 02 Oct Singapore Airlines direct
17 Sep - 22 Oct China Southern
23 Sep - 13 Oct China Southern

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

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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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