Cheapest return flights from Ontario (ONT) to Singapore (SIN), September

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
14 Sep 25 Sep STARLUX Airlines
14 Sep 23 Sep STARLUX Airlines
02 Sep 07 Sep STARLUX Airlines
04 Sep 18 Sep STARLUX Airlines
26 Sep 09 Oct STARLUX Airlines
23 Sep 03 Oct STARLUX Airlines
18 Sep 30 Sep STARLUX Airlines
14 Sep 22 Sep China Airlines
05 Sep 17 Sep China Airlines
13 Sep 20 Sep China Airlines
03 Sep 21 Sep China Airlines
04 Sep 06 Sep China Airlines
25 Sep 01 Oct China Airlines
22 Sep 06 Oct China Airlines
15 Sep 05 Oct China Airlines
30 Sep 15 Oct China Airlines
24 Sep 14 Oct China Airlines
Powered by

deals for one-way flights from Ontario to Singapore in September.

Book a cheap hotel in Singapore

Cheap car rent in Changi Intl

Updated Jul 9, 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.