Direct flights from San Francisco to Kolkata (Calcutta) INTL
7 nonstop flights a week on 1 airline. Zero layovers — one hop from SFO to CCU.
Flight time: about 15h5m nonstop
Which days does it fly?
When does it fly?
Departure times in San Francisco local time, from flights observed over the last 7 days.
| Flight | Departs | Duration | Days |
|---|---|---|---|
| Air India AIC4174 | 11:42a | 14h36m | Mon, Tue, Wed, Thu, Sat, Sun |
| Air India AIC4174 | 12:21p | 15h34m | Fri |
The route
One hop: SFO → CCUDrag to pan · scroll with ⌘/Ctrl to zoom · arrow keys when focused
Nonstop from San Francisco (SFO) to Kolkata (Calcutta) (CCU)
San Francisco International Airport (SFO) has 7 nonstop flights a week to Kolkata (Calcutta) (CCU), operated by Air India. No layovers, no connections — one hop out of SFO and you're there.
This route flies every day of the week, so any travel day works. Kolkata (Calcutta) is an international destination — don't forget your passport. Route data updated October 2026 from observed departures.
Route data updated October 2026 from observed flight departures. Schedules change — always confirm with the airline before booking.
How long is the flight from San Francisco to Kolkata (Calcutta)?
The nonstop flight from San Francisco (SFO) to Kolkata (Calcutta) (CCU) takes about 15h5m in the air, based on recently observed nonstop departures.