Cheap flights from Kolkata to San Francisco from ₹ 35,765
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 5/12. Fares are subject to change and may not be available on all flights or dates of travel.
CCU — SFO
4 Dec — 11 Dec1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
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
Enter your travel dates to find the best prices.
Cheapest flights from Kolkata to San Francisco
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 4 November 2025.
Thu 4/1223:00CCU - SFO
2 stops29h 00mAir India
Wed 15/410:00SFO - CCU
1 stop24h 45mAir India
Deal found 3/11₹ 66,915
Thu 4/1223:00CCU - SFO
2 stops29h 00mMultiple Airlines
Thu 16/423:00SFO - CCU
2 stops29h 20mMultiple Airlines
Deal found 3/11₹ 73,127
Tue 11/1121:30CCU - SFO
2 stops29h 25mAir France
Wed 21/115:40SFO - CCU
2 stops30h 00mAir France
Deal found 2/11₹ 74,103
Tue 11/1121:30CCU - SFO
2 stops29h 25mMultiple Airlines
Wed 21/113:55SFO - CCU
2 stops27h 45mMultiple Airlines
Deal found 3/11₹ 74,192
Tue 23/1220:45CCU - SFO
2 stops28h 35mKLM
Fri 27/213:55SFO - CCU
2 stops30h 30mKLM
Deal found 4/11₹ 74,281
Sun 23/1100:30CCU - SFO
1 stop25h 25mAir India
Thu 23/420:30SFO - CCU
1 stop24h 30mAir India
Deal found 4/11₹ 76,943
Thu 4/1223:00CCU - SFO
2 stops29h 00mAir India
Tue 31/322:00SFO - CCU
1 stop23h 15mAir India
Deal found 2/11₹ 77,476
Mon 15/1220:35CCU - SFO
2 stops31h 25mAir India
Mon 4/510:00SFO - CCU
1 stop24h 45mAir India
Deal found 4/11₹ 77,919
Wed 24/1205:00CCU - SFO
2 stops47h 00mAir India
Wed 1/410:00SFO - CCU
1 stop29h 45mAir India
Deal found 4/11₹ 78,097
Sun 21/1207:05CCU - SFO
2 stops44h 55mMultiple Airlines
Sun 1/309:40SFO - CCU
2 stops59h 50mMultiple Airlines
Deal found 4/11₹ 78,452
Wed 24/1220:15CCU - SFO
2 stops30h 40mKLM
Sat 28/213:55SFO - CCU
2 stops30h 30mKLM
Deal found 4/11₹ 78,629
Wed 24/1205:00CCU - SFO
2 stops47h 00mAir India
Tue 31/322:45SFO - CCU
2 stops32h 00mAir India
Deal found 4/11₹ 78,984
Best flights from Kolkata to San Francisco
Discover carefully curated flight deals from Kolkata to San Francisco that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 4 November 2025.
Mon 24/1121:30CCU - SFO
2 stops27h 50mKLM
Thu 23/413:45SFO - CCU
2 stops32h 30mKLM
Deal found 3/11₹ 82,978
Mon 26/103:25CCU - SFO
1 stop22h 45mMultiple Airlines
Sat 7/215:00SFO - CCU
1 stop21h 25mMultiple Airlines
Deal found 4/11₹ 102,946
Thu 25/1209:15CCU - SFO
1 stop41h 05mEmirates
Mon 30/317:05SFO - CCU
1 stop26h 35mEmirates
Deal found 4/11₹ 103,301
Thu 4/1221:00CCU - SFO
2 stops33h 00mSWISS
Tue 31/319:30SFO - CCU
3 stops48h 55mSWISS
Deal found 2/11₹ 109,868
Wed 24/1220:15CCU - SFO
2 stops30h 40mKLM
Wed 1/413:45SFO - CCU
2 stops30h 10mKLM
Deal found 4/11₹ 82,978
Wed 14/118:30CCU - SFO
2 stops30h 50mKLM
Mon 30/313:45SFO - CCU
2 stops32h 30mKLM
Deal found 1/11₹ 89,900
Fri 26/1220:25CCU - SFO
1 stop29h 55mEmirates
Thu 2/417:05SFO - CCU
1 stop37h 40mEmirates
Deal found 4/11₹ 106,052
Sun 21/1220:25CCU - SFO
1 stop29h 55mEmirates
Sat 28/316:45SFO - CCU
1 stop26h 55mEmirates
Deal found 4/11₹ 106,141
Tue 13/118:30CCU - SFO
2 stops30h 50mKLM
Tue 31/313:45SFO - CCU
2 stops30h 10mKLM
Deal found 4/11₹ 104,100
Wed 14/109:15CCU - SFO
1 stop41h 05mEmirates
Sun 29/317:05SFO - CCU
1 stop26h 35mEmirates
Deal found 4/11₹ 110,312
Tue 13/118:30CCU - SFO
2 stops30h 50mKLM
Wed 1/413:45SFO - CCU
2 stops32h 30mKLM
Deal found 1/11₹ 104,100
Thu 15/109:15CCU - SFO
1 stop41h 05mEmirates
Thu 2/417:05SFO - CCU
1 stop26h 35mEmirates
Deal found 1/11₹ 110,401
Last-minute flights from Kolkata to San Francisco
Discover last-minute flight deals from Kolkata to San Francisco. Data last updated 4 November 2025 and is based on user searches.
Tue 11/1121:30CCU - SFO
2 stops29h 25mAir France
Wed 21/115:40SFO - CCU
2 stops30h 00mAir France
Deal found 2/11₹ 74,103
Tue 11/1121:30CCU - SFO
2 stops29h 25mMultiple Airlines
Wed 21/113:55SFO - CCU
2 stops27h 45mMultiple Airlines
Deal found 3/11₹ 74,192
Sun 23/1100:30CCU - SFO
1 stop25h 25mAir India
Thu 23/420:30SFO - CCU
1 stop24h 30mAir India
Deal found 4/11₹ 76,943
Thu 4/1223:00CCU - SFO
2 stops29h 00mAir India
Thu 16/410:00SFO - CCU
1 stop29h 45mAir India
Deal found 3/11₹ 66,915
Thu 4/1223:00CCU - SFO
2 stops29h 00mMultiple Airlines
Thu 16/423:00SFO - CCU
2 stops29h 20mMultiple Airlines
Deal found 3/11₹ 73,127
Thu 4/1223:00CCU - SFO
2 stops29h 00mAir India
Tue 31/322:00SFO - CCU
1 stop23h 15mAir India
Deal found 2/11₹ 77,476
Mon 15/1220:35CCU - SFO
2 stops31h 25mAir India
Mon 4/510:00SFO - CCU
1 stop24h 45mAir India
Deal found 4/11₹ 77,919
Sun 21/1207:05CCU - SFO
2 stops44h 55mMultiple Airlines
Sun 1/309:40SFO - CCU
2 stops59h 50mMultiple Airlines
Deal found 4/11₹ 78,452
Tue 23/1220:45CCU - SFO
2 stops28h 35mKLM
Fri 27/213:55SFO - CCU
2 stops30h 30mKLM
Deal found 4/11₹ 74,281
Wed 24/1205:00CCU - SFO
2 stops47h 00mAir India
Wed 1/410:00SFO - CCU
1 stop29h 45mAir India
Deal found 4/11₹ 78,097
Wed 24/1220:15CCU - SFO
2 stops30h 40mKLM
Sun 1/313:55SFO - CCU
2 stops28h 20mKLM
Deal found 4/11₹ 78,629
Wed 24/1205:00CCU - SFO
2 stops47h 00mAir India
Tue 31/322:45SFO - CCU
2 stops32h 00mAir India
Deal found 4/11₹ 78,984
One-way flights from Kolkata to San Francisco
Search for one-way flight options from Kolkata to San Francisco. Find affordable one-way fares based on user searches. Data last updated 4 November 2025.
Fri 5/1223:00CCU - SFO
1 stop29h 00mAir India
Deal found 3/11₹ 35,765
Thu 4/1220:35CCU - SFO
2 stops31h 25mAir India
Deal found 3/11₹ 36,652
Sun 21/1220:35CCU - SFO
2 stops31h 25mAir India
Deal found 3/11₹ 36,830
Tue 9/1216:40CCU - SFO
2 stops35h 20mAir India
Deal found 3/11₹ 38,161
Wed 28/105:00CCU - SFO
2 stops47h 00mAir India
Deal found 3/11₹ 39,670
Wed 10/1216:40CCU - SFO
2 stops35h 20mAir India
Deal found 4/11₹ 41,090
Mon 10/1122:30CCU - SFO
2 stops31h 45mIndiGo
Deal found 4/11₹ 41,711
Sun 9/1122:30CCU - SFO
2 stops31h 45mIndiGo
Deal found 2/11₹ 41,800
Wed 12/1121:00CCU - SFO
1 stop28h 30mAir India
Deal found 4/11₹ 41,888
Wed 3/1218:00CCU - SFO
2 stops36h 15mIndiGo
Deal found 1/11₹ 41,977
Fri 14/1121:30CCU - SFO
2 stops32h 45mIndiGo
Deal found 3/11₹ 42,243
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 4 November 2025.
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 4 November 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
21:30-11:50
2 stops27h 50m
San Francisco
Thu 23/4
13:45-10:45
2 stops32h 30m
₹ 82,978
KolkataSan Francisco
CCU - SFO
CCUSFO
Kolkata Netaji S. Chandra
Wed 24/12
20:15-13:25
2 stops30h 40m
San Francisco
Wed 1/4
13:45-08:25
2 stops30h 10m
₹ 82,978
KolkataSan Francisco
CCU - SFO
CCUSFO
Kolkata Netaji S. Chandra
Wed 14/1
18:30-11:50
2 stops30h 50m
San Francisco
Mon 30/3
13:45-10:45
2 stops32h 30m
₹ 89,900
KolkataSan Francisco
CCU - SFO
CCUSFO
Kolkata Netaji S. Chandra
Mon 26/1
03:25-12:40
1 stop22h 45m
San Francisco
Sat 7/2
15:00-01:55
1 stop21h 25m
₹ 102,946
KolkataSan Francisco
CCU - SFO
CCUSFO
Kolkata Netaji S. Chandra
Thu 25/12
09:15-12:50
1 stop41h 05m
San Francisco
Mon 30/3
17:05-08:10
1 stop26h 35m
₹ 103,301
KolkataSan Francisco
CCU - SFO
CCUSFO
Kolkata Netaji S. Chandra
Tue 13/1
18:30-11:50
2 stops30h 50m
San Francisco
Tue 31/3
13:45-08:25
2 stops30h 10m
₹ 104,100
KolkataSan Francisco
CCU - SFO
CCUSFO
Kolkata Netaji S. Chandra
Tue 13/1
18:30-11:50
2 stops30h 50m
San Francisco
Wed 1/4
13:45-10:45
2 stops32h 30m
₹ 104,100
KolkataSan Francisco
CCU - SFO
CCUSFO
Kolkata Netaji S. Chandra
Fri 26/12
20:25-12:50
1 stop29h 55m
San Francisco
Thu 2/4
17:05-19:15
1 stop37h 40m
₹ 106,052
KolkataSan Francisco
CCU - SFO
CCUSFO
Kolkata Netaji S. Chandra
Sun 21/12
20:25-12:50
1 stop29h 55m
San Francisco
Sat 28/3
16:45-08:10
1 stop26h 55m
₹ 106,141
KolkataSan Francisco
CCU - SFO
CCUSFO
Kolkata Netaji S. Chandra
Thu 4/12
21:00-16:30
2 stops33h 00m
San Francisco
Tue 31/3
19:30-08:55
3 stops48h 55m
₹ 109,868
Flights are sorted by cheapest return flights first.
Deals found on 2/11
Showing 1-10 of 24 results
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2
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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 31 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 ₹ 38,693). Flying from Kolkata to San Francisco in August is currently the most expensive (average of ₹ 99,840). 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 4 November 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.
How much does it cost for a return flight from Kolkata to San Francisco?
How often are flights from Kolkata to San Francisco delayed?
About 66% of weekly flights between Kolkata and San Francisco have experienced delays in the past year, with the average delay time being 187 minutes.
What is the most punctual flight time for Kolkata to San Francisco flights?
Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Friday tends to have the lowest number of delays on this route, whereas Sunday 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 66% 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 4 November 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 it was wonderfull for the amount I paid for.
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.
How long is the flight from Kolkata to San Francisco?
Departing from Kolkata to San Francisco will take you 27h 50m. Airlines will cover a distance of 12569 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What are the cheapest airlines flying from Kolkata to San Francisco round-trip?
Flying on Singapore Airlines is currently your cheapest option to San Francisco, with prices starting at ₹ 62,112. Additional round-trip tickets that might be worth considering are offered by Qatar Airways and Air India, with the lowest prices starting at ₹ 74,946 and ₹ 81,463, respectively. Singapore Airlines is priced at 41% lower than the current average price of a flight leaving 3 months from now.
Can I find deals for business class flights from Kolkata to San Francisco?
Yes. Cheapflights offers flight deals from Kolkata to San Francisco by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
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 ₹ 38,693). Flying from Kolkata to San Francisco in August is currently the most expensive (average of ₹ 99,840). 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.
Book flights to San Francisco if you plan to visit one of these locations
San 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 4 November 2025.
Explore flights to San Francisco departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 4 November 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 4 November 2025.
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.
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