Cheapest one-way flights from Kolkata to San Francisco in October from 308€

AirHint found the following cheapest one-way flights from Kolkata (CCU) to San Francisco (SFO) in October 2025 (see full year).

One-Way flights

16 Oct Singapore Airlines
01 Oct Air India
08 Oct Air India
07 Oct Air India
09 Oct Air India
26 Oct Singapore Airlines
11 Oct Air India
10 Oct Air India

Also check the deals for return flights from Kolkata to San Francisco in October.

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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