Cheapest return flights from Ontario to San Salvador in October from $340

AirHint found the following cheapest return flights from Ontario (ONT) to San Salvador (SAL) in October 2025 (see full year).

Return flights

07 Oct - 21 Oct United
11 Oct - 25 Oct United
01 Oct - 15 Oct United
03 Oct - 17 Oct United
04 Oct - 18 Oct United
02 Oct - 16 Oct United
05 Oct - 19 Oct United
06 Oct - 20 Oct United
09 Oct - 23 Oct United
12 Oct - 26 Oct United

Also check the deals for one-way flights from Ontario to San Salvador in October.

Skyscanner

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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