Cheap flights from San Francisco to Kolkata from ₹ 42,127
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 31/1. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — CCU
19 Jan — 26 Jan1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from San Francisco to Kolkata Netaji S. Chandra are usually found in September or August, booked 76 days in advance, depart on a Sunday or Saturday and return on a Sunday
Cheap flight deals from San Francisco to Kolkata
Enter your travel dates to find the best prices.
Cheapest flights from San Francisco to Kolkata
Explore the most affordable flight options available from San Francisco to Kolkata. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 December 2025.
Wed 31/1215:00SFO - CCU
2 stops29h 15mAir India
Sun 8/220:35CCU - SFO
2 stops31h 25mAir India
Deal found 18/12₹ 66,199
Wed 31/1215:00SFO - CCU
3 stops28h 45mMultiple Airlines
Sun 8/223:00CCU - SFO
2 stops29h 00mMultiple Airlines
Deal found 18/12₹ 84,972
Tue 23/1215:00SFO - CCU
2 stops28h 10mAir India
Sat 17/116:40CCU - SFO
2 stops35h 20mAir India
Deal found 20/12₹ 111,560
Mon 22/1216:30SFO - CCU
2 stops26h 50mMultiple Airlines
Tue 13/120:10CCU - SFO
2 stops31h 50mMultiple Airlines
Deal found 17/12₹ 115,512
Mon 22/1215:00SFO - CCU
2 stops39h 45mAir India
Tue 13/106:00CCU - SFO
2 stops46h 00mAir India
Deal found 17/12₹ 118,836
Thu 18/1215:00SFO - CCU
2 stops37h 55mAir India
Tue 13/106:00CCU - SFO
2 stops46h 00mAir India
Deal found 17/12₹ 134,195
Best flights from San Francisco to Kolkata
Discover carefully curated flight deals from San Francisco to Kolkata that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 20 December 2025.
Wed 21/115:00SFO - CCU
2 stops28h 10mAir India
Sat 31/106:00CCU - SFO
2 stops46h 00mAir India
Deal found 19/12₹ 71,589
Mon 9/209:40SFO - CCU
1 stop47h 15mSingapore Airlines
Mon 23/223:40CCU - SFO
1 stop21h 40mSingapore Airlines
Deal found 19/12₹ 83,895
Sun 18/116:30SFO - CCU
1 stop37h 55mAir India
Mon 2/223:00CCU - SFO
1 stop29h 00mAir India
Deal found 17/12₹ 74,733
Tue 20/115:00SFO - CCU
1 stop28h 10mAir India
Thu 29/123:00CCU - SFO
1 stop29h 00mAir India
Deal found 18/12₹ 74,733
Fri 9/115:00SFO - CCU
1 stop37h 55mAir India
Fri 23/117:30CCU - SFO
1 stop34h 30mAir India
Deal found 18/12₹ 78,146
Tue 20/115:00SFO - CCU
1 stop43h 45mAir India
Wed 4/219:00CCU - SFO
1 stop33h 00mAir India
Deal found 19/12₹ 80,391
Sat 17/115:00SFO - CCU
1 stop29h 15mAir India
Sat 24/118:55CCU - SFO
1 stop33h 05mAir India
Deal found 18/12₹ 82,637
Sat 31/116:30SFO - CCU
1 stop34h 50mAir India
Mon 6/419:05CCU - SFO
1 stop24h 25mAir India
Deal found 18/12₹ 85,691
Tue 13/115:00SFO - CCU
1 stop40h 45mAir India
Thu 30/407:00CCU - SFO
1 stop36h 30mAir India
Deal found 18/12₹ 85,691
Fri 30/116:30SFO - CCU
1 stop26h 25mAir India
Fri 20/200:30CCU - SFO
1 stop25h 25mAir India
Deal found 17/12₹ 85,691
Last-minute flights from San Francisco to Kolkata
Discover last-minute flight deals from San Francisco to Kolkata. Data last updated 20 December 2025 and is based on user searches.
Wed 31/1215:00SFO - CCU
2 stops29h 15mAir India
Sun 8/220:35CCU - SFO
2 stops31h 25mAir India
Deal found 18/12₹ 66,199
Mon 5/116:30SFO - CCU
2 stops34h 05mAir India
Tue 20/106:00CCU - SFO
2 stops46h 00mAir India
Deal found 19/12₹ 64,672
Tue 6/116:30SFO - CCU
2 stops40h 55mAir India
Tue 13/106:00CCU - SFO
2 stops46h 00mAir India
Deal found 19/12₹ 65,661
Tue 6/116:30SFO - CCU
2 stops40h 55mAir India
Tue 20/106:00CCU - SFO
2 stops46h 00mAir India
Deal found 18/12₹ 67,277
Fri 9/116:30SFO - CCU
2 stops40h 55mAir India
Fri 23/120:35CCU - SFO
2 stops31h 25mAir India
Deal found 18/12₹ 66,559
Fri 9/116:30SFO - CCU
2 stops40h 55mAir India
Tue 20/106:00CCU - SFO
2 stops46h 00mAir India
Deal found 18/12₹ 68,804
Fri 16/116:30SFO - CCU
2 stops34h 05mAir India
Sun 25/107:05CCU - SFO
2 stops44h 55mAir India
Deal found 19/12₹ 66,918
Tue 20/115:00SFO - CCU
2 stops34h 45mAir India
Thu 29/107:05CCU - SFO
2 stops44h 55mAir India
Deal found 18/12₹ 65,391
Wed 21/116:30SFO - CCU
2 stops34h 50mAir India
Sat 31/106:00CCU - SFO
2 stops46h 00mAir India
Deal found 18/12₹ 68,715
One-way flights from San Francisco to Kolkata
Search for one-way flight options from San Francisco to Kolkata. Find affordable one-way fares based on user searches. Data last updated 20 December 2025.
Sat 31/115:00SFO - CCU
2 stops26h 55mMultiple Airlines
Deal found 19/12₹ 42,127
Mon 5/116:30SFO - CCU
1 stop34h 05mAir India
Deal found 19/12₹ 42,217
Mon 26/109:40SFO - CCU
1 stop23h 15mSingapore Airlines
Deal found 19/12₹ 42,486
Tue 13/113:10SFO - CCU
2 stops34h 00mIndiGo
Deal found 19/12₹ 43,205
Mon 5/116:30SFO - CCU
3 stops28h 25mMultiple Airlines
Deal found 19/12₹ 43,384
Mon 2/209:40SFO - CCU
2 stops44h 25mMultiple Airlines
Deal found 17/12₹ 43,654
Fri 23/117:55SFO - CCU
3 stops40h 25mMultiple Airlines
Deal found 19/12₹ 44,103
Tue 3/222:37SFO - CCU
2 stops36h 28mMultiple Airlines
Deal found 19/12₹ 44,732
Sat 3/116:30SFO - CCU
3 stops33h 55mMultiple Airlines
Deal found 17/12₹ 44,822
Fri 9/115:00SFO - CCU
3 stops35h 15mMultiple Airlines
Deal found 18/12₹ 44,911
Find flight deals from San Francisco to Kolkata
Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Kolkata (CCU). 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 20 December 2025.
Customise your flight search to find flights from San Francisco to Kolkata 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 20 December 2025.
Use the filters below to find and compare flights from San Francisco to Kolkata that are best for you.
Fly from
San Francisco
Fly to
Kolkata
Route
Depart
Return
Price
San FranciscoKolkata
SFO - CCU
SFOCCU
San Francisco
Wed 21/1
15:00-08:40
2 stops28h 10m
Kolkata Netaji S. Chandra
Sat 31/1
06:00-14:30
2 stops46h 00m
₹ 71,589
San FranciscoKolkata
SFO - CCU
SFOCCU
San Francisco
Sun 18/1
16:30-19:55
1 stop37h 55m
Kolkata Netaji S. Chandra
Mon 2/2
23:00-14:30
1 stop29h 00m
₹ 74,733
San FranciscoKolkata
SFO - CCU
SFOCCU
San Francisco
Tue 20/1
15:00-08:40
1 stop28h 10m
Kolkata Netaji S. Chandra
Thu 29/1
23:00-14:30
1 stop29h 00m
₹ 74,733
San FranciscoKolkata
SFO - CCU
SFOCCU
San Francisco
Fri 9/1
15:00-18:25
1 stop37h 55m
Kolkata Netaji S. Chandra
Fri 23/1
17:30-14:30
1 stop34h 30m
₹ 78,146
San FranciscoKolkata
SFO - CCU
SFOCCU
San Francisco
Tue 20/1
15:00-00:15
1 stop43h 45m
Kolkata Netaji S. Chandra
Wed 4/2
19:00-14:30
1 stop33h 00m
₹ 80,391
San FranciscoKolkata
SFO - CCU
SFOCCU
San Francisco
Sat 17/1
15:00-09:45
1 stop29h 15m
Kolkata Netaji S. Chandra
Sat 24/1
18:55-14:30
1 stop33h 05m
₹ 82,637
San FranciscoKolkata
SFO - CCU
SFOCCU
San Francisco
Mon 9/2
09:40-22:25
1 stop47h 15m
Kolkata Netaji S. Chandra
Mon 23/2
23:40-07:50
1 stop21h 40m
₹ 83,895
San FranciscoKolkata
SFO - CCU
SFOCCU
San Francisco
Sat 31/1
16:30-16:50
1 stop34h 50m
Kolkata Netaji S. Chandra
Mon 6/4
19:05-07:00
1 stop24h 25m
₹ 85,691
San FranciscoKolkata
SFO - CCU
SFOCCU
San Francisco
Tue 13/1
15:00-21:15
1 stop40h 45m
Kolkata Netaji S. Chandra
Thu 30/4
07:00-07:00
1 stop36h 30m
₹ 85,691
San FranciscoKolkata
SFO - CCU
SFOCCU
San Francisco
Fri 30/1
16:30-08:25
1 stop26h 25m
Kolkata Netaji S. Chandra
Fri 20/2
00:30-12:25
1 stop25h 25m
₹ 85,691
Flights are sorted by cheapest return flights first.
Deals found on 18/12
Showing 1-10 of 22 results
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Best time to book a flight from San Francisco to Kolkata
Have a flexible travel schedule? Discover the best time to fly to Kolkata from San Francisco 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 San Francisco to Kolkata
Prices
More
How far ahead should I book a flight from San Francisco to Kolkata?
Use this chart to determine the optimal time to book a return flight from San Francisco to Kolkata. Price data was last updated on 12 December 2025.
The best time to book flights from San Francisco to Kolkata is 76 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from San Francisco to Kolkata?
Currently, October is the cheapest month in which you can book a flight from San Francisco to Kolkata (average of ₹ 49,043). Flying from San Francisco to Kolkata in July is currently the most expensive (average of ₹ 86,949). 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 SFO to CCU?
Find hourly flight availability from San Francisco to Kolkata. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 20 December 2025.
It’s optimal to fly from San Francisco to Kolkata at midday. By choosing this option you can save up to 23% on the cost of your flight, compared to a flight in the afternoon.
What is the cheapest day to fly from San Francisco to Kolkata?
Use this chart to determine the cheapest time to fly return from San Francisco to Kolkata. Price data was last updated on 20 December 2025.
Travellers seeking maximum savings on their San Francisco to Kolkata flight should consider departing on Sunday evenings when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
What’s the top stopover airport for flights from San Francisco to Kolkata?
Share of one-stop return flights from San Francisco to Kolkata chosen by Cheapflights users in the past 12 months, using the same stopover each way.
Singapore (SIN) – chosen by Cheapflights users on 79% of one-stop itineraries from San Francisco to Kolkata on Cheapflights.
What’s the cheapest stopover airport for flights from San Francisco to Kolkata?
Average return fare for one-stop flights from San Francisco to Kolkata, chosen by Cheapflights users in the past 12 months, with the same stopover each way.
Singapore (SIN) is the most affordable one-stop option, with an average return flight price of ₹ 74,247.
What’s the fastest stopover option from San Francisco to Kolkata?
Shortest average travel time for one-stop one-way flights from San Francisco to Kolkata, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.
Flights via Doha (DOH) have the shortest average one-way travel time for one-stop routes: 21h 25m.
Which airport typically offers the quickest stopover for flights from San Francisco to Kolkata?
Average stopover duration for one-stop one-way flights from San Francisco to Kolkata, 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 15m.
Reviews of airlines servicing Kolkata
Get insights into the airlines that provide service to Kolkata. 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 Kolkata. Reviews last updated 20 December 2025.
Read through reviews of airlines operating flights from San Francisco to Kolkata, such as Singapore Airlines and Air India. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Related info for your journey
Find useful and relevant information for your journey from San Francisco to Kolkata. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
How popular is this San Francisco to Kolkata flight route?
This flight path from San Francisco to Kolkata Netaji S. Chandra was viewed by 22 users in the past month. Keep an eye out for changes in search interest prior to high and low season.
How long is the flight from San Francisco to Kolkata?
Air India can get you from San Francisco to Kolkata in just under 28h 10m. Your travel time can differ by up to . There are 12569 km between San Francisco and Kolkata.
What are the cheapest airlines flying from San Francisco to Kolkata round-trip?
Currently priced at ₹ 71,652, Singapore Airlines will fly you from San Francisco to Kolkata and back. In addition to Singapore Airlines, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Air India for as low as ₹ 84,637. Singapore Airlines is 29% cheaper than the average price of flights available within the next 90 days to this destination.
What are the cheapest flights from San Francisco to Kolkata?
Looking at all options, your cheapest flight can be booked for ₹ 35,796. While the most popular route (San Francisco - Kolkata Netaji S. Chandra) can be booked for ₹ 62,517 on average, our data indicates ₹ 83,403 when flying from San Francisco to Kolkata.
Can I find deals for business class flights from San Francisco to Kolkata?
Yes. Cheapflights offers flight deals from San Francisco to Kolkata 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 San Francisco to Kolkata?
Currently, October is the cheapest month in which you can book a flight from San Francisco to Kolkata (average of ₹ 49,043). Flying from San Francisco to Kolkata in July is currently the most expensive (average of ₹ 86,949). 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.
Explore flights to Kolkata departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 20 December 2025.
Browse through other flights departing from San Francisco. Flights are based on user searches made on Cheapflights and were last updated on 20 December 2025.
Top 2 airlines flying from San Francisco to Kolkata
Discover the top 2 airlines that operate flights from San Francisco to Kolkata. 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 20 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 San Francisco to Kolkata?
900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Kolkata from San Francisco today with Cheapflights!
Why should you use Cheapflights to find cheap flight tickets from San Francisco to Kolkata?
It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from San Francisco to Kolkata.
Can Cheapflights find flights from San Francisco to Kolkata with no change fees?
Users can book flights with no change fees policies with our dedicated filters. Book flights from San Francisco to Kolkata flexibly with Cheapflights today.
Can Cheapflights notify me if prices for flights from San Francisco to Kolkata become cheaper?
Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!
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