Cheapest return flights from Harrisburg to Santiago in September from $821

AirHint found the following cheapest return flights from Harrisburg (MDT) to Santiago (SCL) in September 2025 (see full year).

Return flights

11 Sep - 21 Sep Allegiant Air
10 Sep - 21 Sep LATAM Airlines Group

Also check the deals for one-way flights from Harrisburg to Santiago in September.

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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