Cheapest one-way flights from Kolkata to San Francisco in September from 369€

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

One-Way flights

25 Sep Air India
10 Sep Air India
07 Sep Akasa Air
12 Sep Akasa Air
09 Sep Thai AirAsia
23 Sep Qatar Airways
19 Sep Singapore Airlines
08 Sep Qatar Airways

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