AirHint found the following cheapest one-way flights from Newark (EWR) to San Salvador (SAL) in October 2025 (see full year).

One-Way flights

20 Oct	Spirit Airlines
01 Oct	Spirit Airlines
21 Oct	United
04 Oct	Spirit Airlines
15 Oct	Spirit Airlines
16 Oct	Spirit Airlines
22 Oct	Spirit Airlines
23 Oct	Spirit Airlines
09 Oct	Spirit Airlines
11 Oct	Frontier Airlines

Also check the deals for return flights from Newark to San Salvador 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.

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Cheapest one-way flights from Newark to San Salvador in October from 85€

One-Way flights