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

Return flights

10 Oct - 19 Oct	Spirit Airlines
27 Oct - 04 Nov	United	direct
29 Oct - 02 Nov	United	direct
21 Oct - 29 Oct	United
02 Oct - 06 Oct	United
01 Oct - 31 Oct	United
03 Oct - 06 Oct	United
02 Oct - 05 Oct	Spirit Airlines
09 Oct - 15 Oct	Spirit Airlines
14 Oct - 21 Oct	Spirit Airlines
04 Oct - 14 Oct	Spirit Airlines
21 Oct - 31 Oct	United
29 Oct - 05 Nov	United	direct
22 Oct - 01 Nov	United
25 Oct - 03 Nov	United	direct
30 Oct - 02 Nov	Spirit Airlines
25 Oct - 02 Nov	United
30 Oct - 06 Nov	Spirit Airlines
30 Oct - 04 Nov	Spirit Airlines
31 Oct - 21 Nov	United	direct

Also check the deals for one-way 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 return flights from Newark to San Salvador in October from 207€

Return flights