AirHint found the following cheapest return flights from Newark (EWR) to Santiago (SCL) in March 2026 (see full year).

Return flights

28 Mar - 06 Apr	Spirit Airlines
05 Mar - 13 Mar	Spirit Airlines
16 Mar - 31 Mar	Spirit Airlines
18 Mar - 28 Mar	Spirit Airlines
10 Mar - 24 Mar	Arajet
12 Mar - 23 Mar	Arajet
04 Mar - 11 Mar	Frontier Airlines
21 Mar - 29 Mar	Spirit Airlines
25 Mar - 09 Apr	Spirit Airlines
03 Mar - 10 Mar	Frontier Airlines
11 Mar - 16 Mar	Spirit Airlines
11 Mar - 18 Mar	Spirit Airlines
27 Mar - 05 Apr	Spirit Airlines
02 Mar - 02 Apr	Spirit Airlines
21 Mar - 04 Apr	Spirit Airlines

Also check the deals for one-way flights from Newark to Santiago in March.

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 Santiago in March from $591

Return flights