Cheapest return flights from Raleigh-durham to Santiago in September from $677

AirHint found the following cheapest return flights from Raleigh-durham (RDU) to Santiago (SCL) in September 2025 (see full year).

Return flights

15 Sep - 22 Sep Breeze Airways
05 Sep - 14 Sep Frontier Airlines

Also check the deals for one-way flights from Raleigh-durham 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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