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Cheap flights from Kolkata to San Francisco from ₹ 35,949
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/12. Fares are subject to change and may not be available on all flights or dates of travel.
CCU — SFO
16 Nov — 23 Nov1
Cheapflights Tip: The best prices from Kolkata Netaji S. Chandra to San Francisco are usually found in June or September, booked 36 days in advance, depart on a Sunday or Tuesday and return on a Sunday
Find flight deals from Kolkata to San Francisco
Cheapest flights from Kolkata to San FranciscoExplore the most affordable flight options available from Kolkata to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 October 2025.
Explore the most affordable flight options available from Kolkata to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 October 2025.
Thu 11/1217:00CCU - SFO
2 stops32h 20mKLM
Wed 11/213:55SFO - CCU
2 stops27h 45mKLM
Deal found 17/10₹ 73,743
Mon 24/1119:05CCU - SFO
1 stop25h 10mAir India
Thu 23/422:00SFO - CCU
1 stop28h 45mAir India
Deal found 15/10₹ 77,611
Mon 27/1010:30CCU - SFO
1 stop39h 00mAir India
Mon 12/116:30SFO - CCU
1 stop40h 55mAir India
Deal found 15/10₹ 80,511
Tue 28/1022:00CCU - SFO
1 stop27h 30mAir India
Sun 11/116:30SFO - CCU
1 stop32h 15mAir India
Deal found 16/10₹ 80,951
Wed 5/1118:30CCU - SFO
2 stops30h 50mKLM
Tue 2/1213:55SFO - CCU
2 stops27h 45mKLM
Deal found 15/10₹ 81,127
Tue 4/1100:30CCU - SFO
2 stops32h 30mMultiple Airlines
Wed 3/1222:30SFO - CCU
2 stops35h 55mMultiple Airlines
Deal found 16/10₹ 81,214
Tue 4/1100:30CCU - SFO
2 stops32h 30mMultiple Airlines
Wed 26/1122:30SFO - CCU
2 stops35h 55mMultiple Airlines
Deal found 16/10₹ 81,742
Mon 24/1117:00CCU - SFO
2 stops32h 20mKLM
Thu 23/413:45SFO - CCU
2 stops32h 30mKLM
Deal found 16/10₹ 82,093
Cheap flight deals from Kolkata to San Francisco
Discover tips and strategies to find the most affordable flight options for your journey from Kolkata (CCU) to San Francisco (SFO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 17 October 2025.
Cheapflights Fare Finder
Customise your flight search to find flights from Kolkata to San Francisco that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 454,620 searches. Data last updated 17 October 2025.
Use the filters below to find and compare flights from Kolkata to San Francisco that are best for you.
Fly from
Kolkata
Fly to
San Francisco
Route
Depart
Return
Price
KolkataSan Francisco
CCU - SFO
CCUSFO
Kolkata Netaji S. Chandra
Mon 24/11
22:00-13:00
1 stop28h 30m
San Francisco
Thu 23/4
22:00-09:45
1 stop23h 15m
₹ 77,611
KolkataSan Francisco
CCU - SFO
CCUSFO
Kolkata Netaji S. Chandra
Mon 24/11
17:00-11:50
2 stops32h 20m
San Francisco
Thu 23/4
13:45-10:45
2 stops32h 30m
₹ 82,093
KolkataSan Francisco
CCU - SFO
CCUSFO
Kolkata Netaji S. Chandra
Wed 10/12
03:25-12:40
1 stop22h 45m
San Francisco
Wed 11/2
15:00-01:55
1 stop21h 25m
₹ 86,400
KolkataSan Francisco
CCU - SFO
CCUSFO
Kolkata Netaji S. Chandra
Mon 27/10
03:25-13:40
1 stop22h 45m
San Francisco
Thu 8/1
15:00-01:55
1 stop21h 25m
₹ 91,762
KolkataSan Francisco
CCU - SFO
CCUSFO
Kolkata Netaji S. Chandra
Wed 10/12
03:25-12:40
1 stop22h 45m
San Francisco
Wed 11/2
11:17-01:55
2 stops25h 08m
₹ 92,113
KolkataSan Francisco
CCU - SFO
CCUSFO
Kolkata Netaji S. Chandra
Wed 29/10
03:25-13:40
1 stop22h 45m
San Francisco
Wed 7/1
15:00-01:55
1 stop21h 25m
₹ 92,553
KolkataSan Francisco
CCU - SFO
CCUSFO
Kolkata Netaji S. Chandra
Wed 29/10
03:25-13:40
1 stop22h 45m
San Francisco
Thu 8/1
15:00-01:55
1 stop21h 25m
₹ 92,553
KolkataSan Francisco
CCU - SFO
CCUSFO
Kolkata Netaji S. Chandra
Sun 23/11
03:25-12:40
1 stop22h 45m
San Francisco
Thu 23/4
11:34-02:20
2 stops26h 16m
₹ 93,256
KolkataSan Francisco
CCU - SFO
CCUSFO
Kolkata Netaji S. Chandra
Mon 27/10
21:30-14:25
2 stops29h 25m
San Francisco
Wed 5/11
13:55-08:55
2 stops29h 30m
₹ 93,432
KolkataSan Francisco
CCU - SFO
CCUSFO
Kolkata Netaji S. Chandra
Tue 10/2
18:30-13:25
2 stops32h 25m
San Francisco
Mon 29/6
20:25-04:45
2 stops43h 50m
₹ 94,399
Showing 1-10 of 22 results
Best time to book a flight from Kolkata to San Francisco
Have a flexible travel schedule? Discover the best time to fly to San Francisco from Kolkata with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Kolkata to San Francisco
Prices
Delays
More
How far ahead should I book a flight from Kolkata to San Francisco?
Use this chart to determine the optimal time to book a return flight from Kolkata to San Francisco. Price data was last updated on 10 October 2025.
To ensure you get the cheapest price possible for a flight from Kolkata to San Francisco, you should look to book at least 36 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Kolkata to San Francisco?
Currently, October is the cheapest month in which you can book a flight from Kolkata to San Francisco (average of ₹ 34,015). Flying from Kolkata to San Francisco in August is currently the most expensive (average of ₹ 98,881). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from CCU to SFO?
Find hourly flight availability from Kolkata to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 October 2025.
When flying from Kolkata to San Francisco, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
What day of the week experiences the fewest flight delays on this route?
Thursday tends to have the lowest number of delays on this route, whereas Monday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Kolkata to San Francisco flights?
Over the past year, Air India have had the lowest number of delays on this route, with just 81% of flights being delayed.
What’s the top stopover airport for flights from Kolkata to San Francisco?
Share of one-stop return flights from Kolkata to San Francisco chosen by Cheapflights users in the past 12 months, using the same stopover each way.
Singapore (SIN) – chosen by Cheapflights users on 34% of one-stop itineraries from Kolkata to San Francisco on Cheapflights.
What’s the fastest stopover option from Kolkata to San Francisco?
Shortest average travel time for one-stop one-way flights from Kolkata to San Francisco, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.
Flights via Bengaluru (BLR) have the shortest average one-way travel time for one-stop routes: 21h 15m.
What’s the fastest stopover option from Kolkata to San Francisco?
Shortest average travel time for one-stop one-way flights from Kolkata to San Francisco, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.
Flights via Bengaluru (BLR) have the shortest average one-way travel time for one-stop routes: 21h 15m.
Which airport typically offers the quickest stopover for flights from Kolkata to San Francisco?
Average stopover duration for one-stop one-way flights from Kolkata to San Francisco, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Doha (DOH) offer the fastest connection on this route, with an average stopover time of 1h 20m.
Reviews of airlines servicing San Francisco
Get insights into the airlines that provide service to San Francisco. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Francisco. Reviews last updated 17 October 2025.
See what other customers who have flown with Emirates, Singapore Airlines, andQatar Airways from Kolkata to San Francisco have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
8.1
Boarding
8.1
Entertainment
8.2
Food
7.9
Comfort
8.0
Crew
8.3
Reviews
1 / 20
10.0
ExcellentAnonymous,Sept 2025
DXB - ORD
Overall
8.1
Boarding
8.1
Entertainment
8.2
Food
7.9
Comfort
8.0
Crew
8.3
Reviews
1 / 20
10.0
ExcellentAnonymous,Sept 2025
DXB - ORD
Overall
8.1
Boarding
8.1
Entertainment
8.2
Food
7.9
Comfort
8.0
Crew
8.3
Reviews
1 / 20
10.0
ExcellentAnonymous,Sept 2025
DXB - ORD
Overall
8.1
Boarding
8.1
Entertainment
8.2
Food
7.9
Comfort
8.0
Crew
8.3
Reviews
1 / 20
10.0
ExcellentAnonymous,Sept 2025
DXB - ORD
Overall
8.1
Boarding
8.1
Entertainment
8.2
Food
7.9
Comfort
8.0
Crew
8.3
Reviews
1 / 20
10.0
ExcellentAnonymous,Sept 2025
DXB - ORD
Overall
8.1
Boarding
8.1
Entertainment
8.2
Food
7.9
Comfort
8.0
Crew
8.3
Reviews
1 / 20
10.0
ExcellentAnonymous,Sept 2025
DXB - ORD
Related info for your journey
Find useful and relevant information for your journey from Kolkata to San Francisco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Travelling to a place near San Francisco?
Book flights to San Francisco if you plan to visit one of these locationsSan Bruno
Mountain View
Fairfield
Burlingame
Milpitas
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Fly from Kolkata to San Francisco on these airlines
Choose from the following airlines for your flight from Kolkata to San Francisco. Flights are based on user searches made on Cheapflights and were last updated on 17 October 2025.
Top 5 airlines flying from Kolkata to San Francisco
Discover the top 5 airlines that operate flights from Kolkata to San Francisco. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 454,620 searches. Data last updated 17 October 2025.
Fly with Cheapflights
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Kolkata to San Francisco?
Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Kolkata to San Francisco. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.
Why should you use Cheapflights to find cheap flight tickets from Kolkata to San Francisco?
Cheapflights helps you find that perfect flight to San Francisco from Kolkata by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!
Can Cheapflights find flights from Kolkata to San Francisco with no change fees?
Yes! Cheapflights helps users easily find flights from Kolkata to San Francisco with no change fees.
Can Cheapflights notify me if prices for flights from Kolkata to San Francisco become cheaper?
Of course! You can now track prices for flights from Kolkata to San Francisco and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.