Cheap flights from Kolkata to San Francisco

Direct flight: 12,578 km, ~14h 48m from Kolkata (CCU) to San Francisco (SFO).

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Live fares · CCU → SFO

Frequently asked questions

  • How long is the flight from Kolkata to San Francisco?

    Direct flights from CCU to SFO cover approximately 12,578 km (7,816 miles), with an estimated flight time of 14h 48m. Operating airlines: AI.

Related guides for this route

Sibling pages — full route detail, airport overviews, visa context, per-airline routes.

Full route page: CCU → SFO Cheapest month to fly to San Francisco All flights from Kolkata All flights to San Francisco Flights to USA Visa-free with India passport AI routes