Cheapest one-way flights from Philadelphia to Santiago in March from $180

Best time to book flights for Philadelphia (PHL) to Santiago (STI) flights at AirHint

AirHint found the following cheapest one-way flights from Philadelphia (PHL) to Santiago (STI) in March 2025 (see full year).

One-Way flights

13 Mar Frontier Airlines
07 Mar Frontier Airlines
22 Mar Frontier Airlines

Also check the deals for return flights from Philadelphia to Santiago in March.

Skyscanner

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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