Cheapest one-way flights from London (LHR) to Singapore (SIN), September

10 dates in September 2027, from $ 408. Book in one tap, or check whether to buy now or wait.

One-wayReturn
Dates, airline, and price
Dates Airline Price
4 Sep 2027 Austrian Airlines
1 Sep 2027 Austrian Airlines
16 Sep 2027 Air China
27 Sep 2027 Shenzhen Airlines
25 Sep 2027 Shenzhen Airlines
13 Sep 2027 Shenzhen Airlines
22 Sep 2027 Shenzhen Airlines
24 Sep 2027 Shenzhen Airlines
11 Sep 2027 Shenzhen Airlines
26 Sep 2027 Shenzhen Airlines
Powered by

Cheapest deals for the full year

Deals for return flights from London to Singapore in September.

Book a cheap hotel in Singapore

Cheap car rent in Changi Intl

Updated Oct 13, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

Feel free to contact us with any feedback or request another flight research.