Cheapest return CCU–SFO flights, September

AirHint found the following cheapest return flights from Kolkata (CCU) to San Francisco (SFO) in September 2026 (see full year).

Return flights

05 Sep - 28 Sep Emirates
21 Sep - 03 Oct Emirates
05 Sep - 26 Sep Emirates

Also check the deals for one-way flights from Kolkata to San Francisco in September.

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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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