AirHint found the following cheapest return flights from Santa Ana (SNA) to Singapore (SIN) in October 2025 (see full year).

Return flights

23 Oct - 30 Oct	Korean Air
21 Oct - 07 Nov	ANA
30 Oct - 03 Nov	China Airlines
15 Oct - 20 Oct	EVA Air
15 Oct - 28 Oct	EVA Air
07 Oct - 19 Oct	EVA Air
06 Oct - 05 Nov	EVA Air
15 Oct - 02 Nov	EVA Air
08 Oct - 20 Oct	EVA Air
08 Oct - 24 Oct	China Airlines
14 Oct - 21 Oct	EVA Air
06 Oct - 27 Oct	EVA Air
23 Oct - 04 Nov	EVA Air
16 Oct - 31 Oct	EVA Air
03 Oct - 14 Oct	EVA Air
18 Oct - 04 Nov	EVA Air
24 Oct - 01 Nov	EVA Air
29 Oct - 15 Nov	EVA Air
31 Oct - 15 Nov	EVA Air
26 Oct - 01 Nov	EVA Air

Also check the deals for one-way flights from Santa Ana to Singapore in October.

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.

Book a cheap hotel in Singapore

Cheap car rent in Singapore

Cheapest return flights from Santa Ana to Singapore in October from $940

Return flights