Cheap Flights from Kolkata to San Francisco International

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Compare Kolkata to San Francisco International flight deals

Find the cheapest month or even day of the year to fly to San Francisco International

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Flight deals from Kolkata to San Francisco International

Looking for a cheap last-minute deal or the best return flight from Kolkata to San Francisco International? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Kolkata to San Francisco International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Kolkata to San Francisco International flights are currently cheapest in May.

Kolkata to San Francisco International: Alternative routes

Compare routes from Kolkata to San Francisco below. You may find an airport to fly into that's cheaper, faster, or easier than San Francisco International.

Kolkata to San Francisco: Flight information

The things to know before you go.
Cheapest flight foundRs116,582
Cheapest month to flyMay

Finding cheap flights from Kolkata to San Francisco International: Frequently asked questions

The best price we found for a return flight from Kolkata to San Francisco International is Rs221,561. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Kolkata to San Francisco International. But we found flights with one or more stops from Rs221,561.
As of April 2025, there are no flights flying from Kolkata to San Francisco International.
The cheapest month to fly from Kolkata to San Francisco International is usually April 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Kolkata Airport to San Francisco International Airport on Wednesday, 17 September 2025.
No airlines currently offer direct flights between Kolkata Airport and San Francisco International Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to San Francisco International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to San Francisco is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Air India offers the cheapest flight tickets to San Francisco International.

Travelling from Netaji Subhas Chandra Bose Airport (CCU) to San Francisco International Airport (SFO): what you need to know

  • The timezone in San Francisco is UTC-7, which is 12 hours 30 minutes behind Kolkata.

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are golden rules for hassle-free flying. Get to the airport on time to catch your CCU to SFO flight.

  • You can expect bigger queues during popular months such as July. Arriving up to four hours in advance for international flights and two hours for a domestic departure will help ensure a smooth travel experience.

  • We make it simple to book a flight with a stopover. To see all your options for tickets from Netaji Subhas Chandra Bose Airport to San Francisco International Airport, uncheck 'Direct flights only.' Then, pick a flight that has a stop long enough to tour the city of your choice. Stopovers between CCU and SFO include:

    • Indira Gandhi International Airport

    • Kempegowda International Airport

    • Changi International Airport

How to find the cheapest flights from Netaji Subhas Chandra Bose Airport (CCU) to San Francisco International Airport (SFO)

  • Currently, Rs116,582 is the cheapest price we've found for a one-way Netaji Subhas Chandra Bose Airport to San Francisco International Airport flight. The best price for a return ticket is Rs221,561. Remember that fares may change due to availability at the time of booking.

  • It's often best to book in advance if you want to get cheap tickets from CCU to SFO. That's because flight prices are based on demand, which tends to rise closer to the date of departure.

  • Getting cheap flights from Netaji Subhas Chandra Bose Airport to San Francisco International Airport is easy if you can be flexible with your dates. Use the 'Whole month' search tool to see the lowest prices across the month and score a great deal.

  • Save time searching for cheap flights from CCU to SFO by creating a Price Alert. You'll get an email or notification through the app when fares go down.

  • Tailor your flights using filters. Choose your departure and arrival times, airlines and total journey duration. You can also sort the results by 'Cheapest,' 'Fastest' or 'Best' flights from Netaji Subhas Chandra Bose Airport to San Francisco International Airport.

Handy information about Netaji Subhas Chandra Bose Airport (CCU)

  • Of the departures from Netaji Subhas Chandra Bose Airport, 75.9% land on schedule at their destination.

  • Netaji Subhas Chandra Bose Airport is about 16 kilometres from central Kolkata. If you're ride-sharing, catching a cab or driving from the centre, it'll take 40 minutes or so to get there, depending on the traffic.

  • Expect a trip time of roughly 55 minutes on public transport.

  • Get your break off to a hassle-free start by staying near CCU. Whether you've booked an early flight from Netaji Subhas Chandra Bose Airport to San Francisco International Airport or just don't like being rushed, these stays are perfect:

Arriving at San Francisco International Airport (SFO)

Getting from San Francisco International Airport (SFO) to central San Francisco

  • San Francisco International Airport to central San Francisco has a drive time of about 20 minutes. It's approximately 21 kilometres away.

  • If you're travelling by public transport, expect a journey of around 45 minutes.

When to fly to San Francisco International Airport (SFO)

  • The quietest month for a flight from Netaji Subhas Chandra Bose Airport to San Francisco International Airport is February, while August is the busiest. Pick the best time to visit San Francisco based on whether you prefer a more fast-paced or easygoing experience.

  • When booking your flight from Netaji Subhas Chandra Bose Airport to San Francisco International Airport, think about the type of weather you like. September is the warmest month in San Francisco, with the temperature ranging from 12ºC to 22ºC.

  • January sees average temperatures of between 6ºC and 16ºC. Search for cheap tickets from CCU to SFO around that time if you want to travel in cooler conditions.

Explore more of United States

  • San Jose is just one of the many places in United States waiting to be explored once you've seen the sights of San Francisco. Around 64 kilometres away to the south-east, its top attractions include Winchester Mystery House, Rosicrucian Egyptian Museum and San Jose Museum of Art.

  • If you're ready to explore another side of United States, head for Fresno, roughly 257 kilometres south-east of San Francisco. Forestiere Underground Gardens, Fresno Chaffee Zoo and Shinzen Japanese Garden are the start of reasons to visit.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.