Cheapest return flights from San Francisco to Santiago in May from 621€

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

Return flights

01 May - 09 May Frontier Airlines
07 May - 30 May Frontier Airlines
28 May - 10 Jun LATAM Airlines Group
29 May - 31 May Delta
15 May - 17 May Copa
22 May - 24 May LATAM Airlines Group
14 May - 14 Jun Delta

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

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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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