Cheapest one-way flights from Ontario to San Salvador in March from $120

AirHint found the following cheapest one-way flights from Ontario (ONT) to San Salvador (SAL) in March 2026 (see full year).

One-Way flights

31 Mar Frontier Airlines
07 Mar Avianca direct
05 Mar Avianca direct
02 Mar Frontier Airlines
09 Mar Frontier Airlines
11 Mar Frontier Airlines
04 Mar Frontier Airlines
06 Mar Frontier Airlines
28 Mar Avianca direct
24 Mar Avianca direct

Also check the deals for return flights from Ontario to San Salvador in March.

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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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