Cheapest return flights from Philadelphia to Santiago in April from 425€

AirHint found the following cheapest return flights from Philadelphia (PHL) to Santiago (SCL) in April 2026 (see full year).

Return flights

16 Apr - 07 May Frontier Airlines
16 Apr - 13 May Frontier Airlines
23 Apr - 06 May Frontier Airlines
24 Apr - 06 May Spirit Airlines
24 Apr - 07 May Spirit Airlines
17 Apr - 22 Apr Frontier Airlines
17 Apr - 23 Apr Frontier Airlines
24 Apr - 05 May Spirit Airlines
24 Apr - 20 May Spirit Airlines
17 Apr - 21 Apr Spirit Airlines
17 Apr - 26 Apr Frontier Airlines
17 Apr - 24 Apr Frontier Airlines
24 Apr - 08 May Frontier Airlines
30 Apr - 08 May Frontier Airlines
16 Apr - 20 Apr Frontier Airlines
01 Apr - 23 Apr Frontier Airlines
17 Apr - 25 Apr Frontier Airlines
17 Apr - 20 Apr Spirit Airlines
30 Apr - 07 May Frontier Airlines
01 Apr - 26 Apr Frontier Airlines

Also check the deals for one-way flights from Philadelphia to Santiago in April.

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