AirHint found the following cheapest return flights from Cape Town (CPT) to London (LGW) in September 2025 (see full year).

Return flights

11 Sep - 13 Oct	Kenya Airways
09 Sep - 15 Sep	Kenya Airways
11 Sep - 15 Sep	Kenya Airways
20 Sep - 27 Sep	Emirates
16 Sep - 24 Sep	Turkish Airlines
09 Sep - 04 Oct	Kenya Airways
11 Sep - 20 Sep	Emirates
09 Sep - 19 Sep	Turkish Airlines
23 Sep - 03 Oct	Turkish Airlines
10 Sep - 07 Oct	Qatar Airways
11 Sep - 07 Oct	Qatar Airways
07 Sep - 25 Sep	Emirates
14 Sep - 19 Sep	Emirates
23 Sep - 05 Oct	Turkish Airlines
04 Sep - 07 Sep	Emirates
08 Sep - 15 Sep	Qatar Airways
26 Sep - 05 Oct	Emirates
19 Sep - 04 Oct	Emirates
09 Sep - 03 Oct	Turkish Airlines
24 Sep - 24 Oct	Emirates

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

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 Cape Town to London in September from $796

Return flights