Cheapest return flights from Philadelphia to Santiago in May from 430€

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

Return flights

06 May - 13 May Frontier Airlines
20 May - 30 May Frontier Airlines
20 May - 28 May Frontier Airlines
20 May - 02 Jun Frontier Airlines
01 May - 13 May Frontier Airlines
20 May - 01 Jun Frontier Airlines
23 May - 02 Jun Spirit Airlines
20 May - 22 May Frontier Airlines
20 May - 31 May Frontier Airlines
23 May - 03 Jun Spirit Airlines
21 May - 02 Jun Spirit Airlines
22 May - 02 Jun Spirit Airlines
23 May - 01 Jun Spirit Airlines
01 May - 09 May Frontier Airlines
20 May - 21 May Frontier Airlines
22 May - 03 Jun Spirit Airlines
21 May - 01 Jun Spirit Airlines
22 May - 01 Jun Spirit Airlines
21 May - 31 May Spirit Airlines

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

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