Cheap flights from Kolkata to San Francisco from $508

If you aren’t able to travel to San Francisco during the month of November, then flying in December is also cheap. Prices for this month can be found on momondo for an average of $989.

Fly from Kolkata Netaji S. Chandra to San Francisco for the best Kolkata Netaji S. Chandra - San Francisco flight prices

You are more likely to see cheaper flights to San Francisco from Kolkata when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around $1,202 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco from Kolkata for as low as $738 on momondo.

There is only 1 cabin class available to choose from on Kolkata to San Francisco flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 18% on your flight if you consider stops on a Kolkata to San Francisco flight.

As of August 2026, prices for Kolkata to San Francisco flights are approximately 23% cheaper when compared to flights at the same time last year.

Singapore Airlines is the most popular carrier operating from Kolkata Netaji S. Chandra to San Francisco

Singapore Airlines, Air India and Qatar Airways are the top three most popular airlines that fly to San Francisco from Kolkata according to our data. Singapore Airlines is the first choice among our users, with 56% of people opting to fly with this airline when traveling to San Francisco. Keep in mind that there are 4 different airlines that fly to San Francisco on a routine basis, so you have a few additional options to choose from.

Historically, on average around 32% of flights between Kolkata and San Francisco have experienced a delay on any given week. The average delay length over the past 12 months has been 169 minutes.

Generally, flights departing at night tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

Friday is statistically the day of the week which experiences the fewest number of delays on this flight route. Wednesday has historically seen more delays on average compared to the rest of the week.

According to our data, Air India have had the least number of delays on this route over the last 12 months; with about 32% of their flights experiencing any sort of delay.

Singapore (SIN) was the most common stop: 75% of momondo users choosing 1-stop flights on this route connected there.

Flights via Doha (DOH) offer the lowest average round-trip price of $1,025.

Flights connecting via Doha (DOH) have the shortest average one-way travel time: 22h 45m.

Doha (DOH) has the shortest average layover time for this route: 1h 18m.

As of August 2026, there are 1 flights per day flying from Kolkata to San Francisco. The most common time of day flights depart is 4:00AM, with 100% of flights taking off in the morning.

7 flights are operational weekly from Kolkata to San Francisco as of August 2026. The most popular departure day for this route is Mon, with 14% of flights per week taking off on this day.