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Flights from San Francisco to Kolkata are built around international connections. Most SFO to Kolkata flights follow long-haul routing through major global hubs. Departing from San Francisco International Airport, these San Francisco to Kolkata flights move across continents before landing at Netaji Subhas Chandra Bose International Airport. Total travel time depends on the transit city, layover duration, and cabin choice. The right connection keeps the journey efficient. The wrong one adds hours you did not plan for.

Popular Route Information

Flights from San Francisco Airport to Kolkata International Airport typically operate with one or two stops on most flights from San Francisco to Kolkata.

Dubai (DXB - Dubai International Airport)
Layover: Usually 2-4 hours at a major international hub like DXB (varies by schedule).
Total travel time: Around 20-24 hours on most itineraries for flights to Kolkata.
Dubai is a common transit hub used by carriers like Emirates on SFO to CCU flights. Typical total travel time on flights routing via DXB is often in the low 20s of hours depending on layover.

Doha (DOH - Hamad International Airport)
Layover: Often 2-4 hours.
Total travel time: Commonly 20-24 hours, based on published schedule examples for San Francisco to Kolkata flights.
Qatar Airways frequently routes SFO to Kolkata flights via Doha. Flights listed operate with DOH connections and overnight travel patterns.

Indian Domestic Transit (Delhi DEL, Mumbai BOM)
Layover: Usually 1-3 hours at the Indian gateway city on routes such as SFO to Delhi or SFO to Mumbai.
Total travel time: These flights often schedule 23-28+ hours, depending on connection timing.
Some itineraries include a domestic Indian connection after the first international stop.

Non-stop Flights from SFO to Kolkata

Multiple flight data sources confirm that there are no regularly scheduled nonstop flights operating between San Francisco International Airport (SFO) and Netaji Subhas Chandra Bose International Airport (CCU) at this time. All flights on this route involve at least one stop or connection.

Airlines Operating Flights from SFO to Kolkata

These carriers offer scheduled flights with one or more stops between SFO and CCU.

• Emirates via Dubai International Airport
• Qatar Airways via Hamad International Airport
• Air India via Delhi or Mumbai

Alternate Routes for Flights from SFO to Kolkata

• Los Angeles via Doha to Kolkata
• Los Angeles via Dubai to Kolkata
• San Jose via Doha to Kolkata
• Oakland via Doha to Kolkata
• Sacramento via Chicago and Doha to Kolkata
• Sacramento via Dallas and London to Kolkata
• Seattle via Dubai to Kolkata
• Seattle via Doha to Kolkata
• San Diego via Doha to Kolkata

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