Cheap flights from Kolkata to San Francisco from ₹ 46,720
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 19/1. Fares are subject to change and may not be available on all flights or dates of travel.
CCU — SFO
11 Jan — 18 Jan1
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 November or June, booked 78 days in advance, depart on a Sunday or Tuesday and return on a Sunday
Cheap 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 12 December 2025.
Tue 23/1221:30CCU - SFO
2 stops29h 25mAir France
Thu 29/115:40SFO - CCU
2 stops28h 55mAir France
Deal found 11/12₹ 83,609
Tue 23/1221:30CCU - SFO
2 stops29h 25mAir France
Tue 27/115:40SFO - CCU
2 stops28h 55mAir France
Deal found 11/12₹ 83,699
Thu 25/1221:30CCU - SFO
2 stops27h 50mKLM
Wed 28/113:55SFO - CCU
2 stops30h 40mKLM
Deal found 11/12₹ 83,789
Tue 16/1223:55CCU - SFO
2 stops28h 15mVirgin Atlantic
Thu 8/116:30SFO - CCU
2 stops39h 10mVirgin Atlantic
Deal found 11/12₹ 86,405
Wed 24/1218:30CCU - SFO
2 stops57h 40mVirgin Atlantic
Wed 28/116:30SFO - CCU
2 stops28h 50mVirgin Atlantic
Deal found 11/12₹ 86,765
Wed 24/1218:55CCU - SFO
1 stop33h 05mMultiple Airlines
Wed 28/122:55SFO - CCU
2 stops28h 25mMultiple Airlines
Deal found 11/12₹ 95,153
Wed 24/1221:30CCU - SFO
2 stops29h 25mAir France
Thu 29/115:40SFO - CCU
2 stops28h 55mAir France
Deal found 11/12₹ 95,244
Wed 24/1221:30CCU - SFO
2 stops29h 25mMultiple Airlines
Tue 27/113:55SFO - CCU
2 stops28h 20mMultiple Airlines
Deal found 11/12₹ 95,334
Sat 20/1219:05CCU - SFO
1 stop30h 50mMultiple Airlines
Thu 8/113:10SFO - CCU
2 stops31h 25mMultiple Airlines
Deal found 10/12₹ 97,318
Mon 15/1200:30CCU - SFO
1 stop25h 25mMultiple Airlines
Thu 8/113:55SFO - CCU
2 stops25h 10mMultiple Airlines
Deal found 11/12₹ 101,918
Mon 15/1203:25CCU - SFO
1 stop22h 45mQatar Airways
Thu 8/115:00SFO - CCU
1 stop21h 25mQatar Airways
Deal found 11/12₹ 115,266
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 12 December 2025.
Mon 26/123:00CCU - SFO
2 stops29h 00mMultiple Airlines
Mon 2/215:05SFO - CCU
2 stops39h 20mMultiple Airlines
Deal found 11/12₹ 74,499
Mon 20/419:00CCU - SFO
2 stops29h 15mKLM
Thu 17/913:45SFO - CCU
2 stops29h 15mKLM
Deal found 10/12₹ 83,518
Thu 12/203:25CCU - SFO
1 stop22h 45mQatar Airways
Fri 20/215:00SFO - CCU
1 stop21h 25mQatar Airways
Deal found 11/12₹ 95,694
Sat 24/106:00CCU - SFO
2 stops46h 00mMultiple Airlines
Sat 31/122:37SFO - CCU
2 stops34h 03mMultiple Airlines
Deal found 10/12₹ 76,844
Fri 13/218:30CCU - SFO
2 stops30h 50mKLM
Fri 20/213:55SFO - CCU
2 stops30h 40mKLM
Deal found 11/12₹ 83,609
Wed 28/119:05CCU - SFO
1 stop30h 50mMultiple Airlines
Wed 25/222:54SFO - CCU
2 stops28h 26mMultiple Airlines
Deal found 11/12₹ 80,362
Mon 19/123:00CCU - SFO
2 stops29h 00mMultiple Airlines
Fri 10/723:59SFO - CCU
2 stops28h 21mMultiple Airlines
Deal found 11/12₹ 88,569
Wed 21/100:30CCU - SFO
1 stop25h 25mMultiple Airlines
Fri 23/120:37SFO - CCU
2 stops38h 28mMultiple Airlines
Deal found 11/12₹ 93,981
Wed 24/1221:30CCU - SFO
2 stops29h 25mMultiple Airlines
Tue 27/113:55SFO - CCU
2 stops28h 20mMultiple Airlines
Deal found 11/12₹ 95,334
Last-minute flights from Kolkata to San Francisco
Discover last-minute flight deals from Kolkata to San Francisco. Data last updated 12 December 2025 and is based on user searches.
Tue 16/1223:55CCU - SFO
2 stops28h 15mVirgin Atlantic
Thu 8/116:30SFO - CCU
2 stops39h 10mVirgin Atlantic
Deal found 11/12₹ 86,405
Tue 23/1221:30CCU - SFO
2 stops29h 25mAir France
Thu 29/115:40SFO - CCU
2 stops28h 55mAir France
Deal found 11/12₹ 83,609
Tue 23/1221:30CCU - SFO
2 stops29h 25mAir France
Tue 27/115:40SFO - CCU
2 stops28h 55mAir France
Deal found 11/12₹ 83,699
Wed 24/1218:30CCU - SFO
2 stops57h 40mVirgin Atlantic
Wed 28/116:30SFO - CCU
2 stops28h 50mVirgin Atlantic
Deal found 11/12₹ 86,765
Thu 25/1221:30CCU - SFO
2 stops27h 50mKLM
Wed 28/113:55SFO - CCU
2 stops30h 40mKLM
Deal found 11/12₹ 83,789
Thu 22/115:10CCU - SFO
2 stops36h 50mMultiple Airlines
Wed 4/222:20SFO - CCU
2 stops29h 00mMultiple Airlines
Deal found 10/12₹ 73,236
Thu 22/115:10CCU - SFO
2 stops36h 50mMultiple Airlines
Fri 23/120:37SFO - CCU
2 stops36h 03mMultiple Airlines
Deal found 11/12₹ 81,083
Sat 24/106:00CCU - SFO
2 stops46h 00mMultiple Airlines
Sat 31/122:37SFO - CCU
2 stops34h 03mMultiple Airlines
Deal found 10/12₹ 76,844
Mon 26/123:00CCU - SFO
2 stops29h 00mMultiple Airlines
Mon 2/215:05SFO - CCU
2 stops39h 20mMultiple Airlines
Deal found 11/12₹ 74,499
Wed 28/106:00CCU - SFO
2 stops46h 00mMultiple Airlines
Wed 25/222:54SFO - CCU
2 stops28h 26mMultiple Airlines
Deal found 11/12₹ 72,425
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 12 December 2025.
Mon 19/121:40CCU - SFO
3 stops54h 20mMultiple Airlines
Deal found 11/12₹ 46,720
Tue 13/115:00CCU - SFO
3 stops37h 00mMultiple Airlines
Deal found 10/12₹ 47,622
Sat 20/1219:05CCU - SFO
1 stop30h 50mAir India
Deal found 10/12₹ 48,073
Thu 18/1200:30CCU - SFO
1 stop25h 25mAir India
Deal found 10/12₹ 48,163
Fri 19/1209:30CCU - SFO
2 stops42h 30mMultiple Airlines
Deal found 10/12₹ 48,253
Fri 26/1206:00CCU - SFO
3 stops46h 00mAir India
Deal found 10/12₹ 48,524
Tue 23/1206:30CCU - SFO
3 stops45h 30mAir India
Deal found 10/12₹ 48,794
Sun 1/312:50CCU - SFO
3 stops44h 20mMultiple Airlines
Deal found 11/12₹ 49,335
Thu 15/123:55CCU - SFO
3 stops28h 05mMultiple Airlines
Deal found 10/12₹ 50,778
Tue 20/103:25CCU - SFO
1 stop22h 45mQatar Airways
Deal found 10/12₹ 51,139
Find 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 12 December 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 12 December 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 26/1
23:00-14:30
2 stops29h 00m
San Francisco
Mon 2/2
15:05-19:55
2 stops39h 20m
₹ 74,499
KolkataSan Francisco
CCU - SFO
CCUSFO
Kolkata Netaji S. Chandra
Sat 24/1
06:00-14:30
2 stops46h 00m
San Francisco
Sat 31/1
22:37-22:10
2 stops34h 03m
₹ 76,844
KolkataSan Francisco
CCU - SFO
CCUSFO
Kolkata Netaji S. Chandra
Wed 28/1
19:05-12:25
1 stop30h 50m
San Francisco
Wed 25/2
22:54-16:50
2 stops28h 26m
₹ 80,362
KolkataSan Francisco
CCU - SFO
CCUSFO
Kolkata Netaji S. Chandra
Mon 20/4
19:00-11:45
2 stops29h 15m
San Francisco
Thu 17/9
13:45-07:30
2 stops29h 15m
₹ 83,518
KolkataSan Francisco
CCU - SFO
CCUSFO
Kolkata Netaji S. Chandra
Fri 13/2
18:30-11:50
2 stops30h 50m
San Francisco
Fri 20/2
13:55-10:05
2 stops30h 40m
₹ 83,609
KolkataSan Francisco
CCU - SFO
CCUSFO
Kolkata Netaji S. Chandra
Mon 19/1
23:00-14:30
2 stops29h 00m
San Francisco
Fri 10/7
23:59-16:50
2 stops28h 21m
₹ 88,569
KolkataSan Francisco
CCU - SFO
CCUSFO
Kolkata Netaji S. Chandra
Wed 21/1
00:30-12:25
1 stop25h 25m
San Francisco
Fri 23/1
20:37-00:35
2 stops38h 28m
₹ 93,981
KolkataSan Francisco
CCU - SFO
CCUSFO
Kolkata Netaji S. Chandra
Wed 24/12
21:30-13:25
2 stops29h 25m
San Francisco
Tue 27/1
13:55-07:45
2 stops28h 20m
₹ 95,334
KolkataSan Francisco
CCU - SFO
CCUSFO
Kolkata Netaji S. Chandra
Thu 12/2
03:25-12:40
1 stop22h 45m
San Francisco
Fri 20/2
15:00-01:55
1 stop21h 25m
₹ 95,694
KolkataSan Francisco
CCU - SFO
CCUSFO
Kolkata Netaji S. Chandra
Mon 19/1
21:40-14:30
3 stops54h 20m
₹ 46,720
Flights are sorted by cheapest return flights first.
Deals found on 11/12
Showing 1-10 of 19 results
1
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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 5 December 2025.
To ensure you get the cheapest price possible for a flight from Kolkata to San Francisco, you should look to book at least 78 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 ₹ 21,376). Flying from Kolkata to San Francisco in August is currently the most expensive (average of ₹ 101,196). 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.
How often are flights from Kolkata to San Francisco delayed?
About 41% of weekly flights between Kolkata and San Francisco have experienced delays in the past year, with the average delay time being 193 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 Wednesday 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 41% 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 cheapest stopover airport for flights from Kolkata to San Francisco?
Average return fare for one-stop flights from Kolkata to San Francisco, chosen by Cheapflights users in the past 12 months, with the same stopover each way.
Bengaluru (BLR) is the most affordable one-stop option, with an average return flight price of ₹ 89,232.
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 12 December 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.
Smooth flight, good entertainment choices. Bad legroom in economy and mediocre food.
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 29h 15m. Airlines will cover a distance of 12569 km.
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 ₹ 44,251. Additional round-trip tickets that might be worth considering are offered by Qatar Airways and Air India, with the lowest prices starting at ₹ 76,168 and ₹ 82,791, respectively. Singapore Airlines is priced at 58% lower than the current average price of a flight leaving 3 months from now.
What are the cheapest airlines to fly from Kolkata to San Francisco one-way?
The cheapet airlines for a one-way flight from Kolkata to San Francisco are Singapore Airlines (₹ 17,876), Air India (₹ 34,298), and Qatar Airways (₹ 37,693).
Can I find deals for flights from Kolkata to San Francisco that include hotel bookings?
Yes. In addition to deals on Kolkata to San Francisco flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Kolkata to San Francisco?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kolkata to San Francisco.
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 ₹ 21,376). Flying from Kolkata to San Francisco in August is currently the most expensive (average of ₹ 101,196). 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
Fairfield
Mountain View
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 12 December 2025.
Browse through other flights departing from Kolkata. Flights are based on user searches made on Cheapflights and were last updated on 12 December 2025.
Explore flights to San Francisco departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 12 December 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 12 December 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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