Why Book Nonstop?
Fastest Travel Time
16h 8m direct
No Layovers
Skip the connecting airport
Less Hassle
Fewer chances for delays
Single Airport
Only one security check
Check nearby airports for additional nonstop options
Consider these alternatives for more direct flight options
Travel Tips
Consider traveling during shoulder seasons (spring/fall) for the best balance of prices and weather.
Frequently Asked Questions
Direct flights on this route may require a connection. However, one-stop options are available with convenient layovers. Total travel time is typically 16h 8m to 17h 8m.
Airlines commonly operating the San Francisco to Kolkata route include UA, AA, DL, WN. Check specific schedules for nonstop availability.
A nonstop flight from San Francisco (SFO) to Kolkata (CCU) takes approximately 16h 8m. Actual time may vary based on weather and flight path.
Consider traveling during shoulder seasons (spring/fall) for the best balance of prices and weather. For domestic US flights, booking 1-3 months in advance typically yields the best prices.
This route typically requires one connection. Total travel time is usually 16h 8m to 17h 8m depending on the connecting city.