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Cheap flights from San Francisco to Kolkata from ₹ 41,414

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 16/1. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — CCU
30 Jan — 6 Feb1
1 adult
1 adult, Economy, 0 bags

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 31 December 2025.

Wed 31/1215:00SFO - CCU
2 stops28h 10mAir India
Mon 19/117:30CCU - SFO
2 stops34h 30mAir India
Deal found 30/12₹ 75,552
Wed 31/1207:30SFO - CCU
3 stops27h 40mMultiple Airlines
Mon 19/115:55CCU - SFO
3 stops37h 10mMultiple Airlines
Deal found 30/12₹ 598,125

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 31 December 2025.

Round-trip from

₹ 65,310

One-way from

₹ 41,414

Popular in

December

Cheapest in

September

Average price

₹ 159,548

Good round-trip deal

₹ 92,006 or less

Good one-way deal

₹ 43,462 or less
Air India
  • Air India
  • 14/2-23/2
  • 2 total stops
  • 56h 50m total
  • San Francisco to Kolkata
Search Deals
Air India
  • Air India
  • 16/1
  • 2 total stops
  • 40h 55m total
  • San Francisco to Kolkata
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (₹ 1,209,168 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (₹ 465,635 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
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Price to beat on a round-trip flight from San Francisco to Kolkata Netaji S. Chandra.
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Price to beat on a one-way flight from San Francisco to Kolkata Netaji S. Chandra.
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Cheapflights Fare Finder

 
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 31 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

Thu 22/1

15:00-23:15

2 stops42h 45m

Kolkata Netaji S. Chandra

Sat 7/2

16:40-14:30

2 stops35h 20m

₹ 67,646

San FranciscoKolkata

SFO - CCU

SFOCCU

San Francisco

Sat 14/2

16:30-16:50

1 stop34h 50m

Kolkata Netaji S. Chandra

Sat 21/2

19:00-14:30

1 stop33h 00m

₹ 69,712

San FranciscoKolkata

SFO - CCU

SFOCCU

San Francisco

Fri 6/2

16:30-08:25

1 stop26h 25m

Kolkata Netaji S. Chandra

Fri 13/2

20:35-14:30

1 stop31h 25m

₹ 71,599

San FranciscoKolkata

SFO - CCU

SFOCCU

San Francisco

Thu 29/1

16:30-16:50

1 stop34h 50m

Kolkata Netaji S. Chandra

Fri 13/2

23:00-14:30

1 stop29h 00m

₹ 74,743

San FranciscoKolkata

SFO - CCU

SFOCCU

San Francisco

Thu 15/1

16:30-16:50

1 stop34h 50m

Kolkata Netaji S. Chandra

Fri 30/1

23:00-14:30

1 stop29h 00m

₹ 74,743

San FranciscoKolkata

SFO - CCU

SFOCCU

San Francisco

Sun 18/1

16:30-19:55

1 stop37h 55m

Kolkata Netaji S. Chandra

Mon 2/2

17:30-14:30

1 stop34h 30m

₹ 76,989

San FranciscoKolkata

SFO - CCU

SFOCCU

San Francisco

Sat 17/1

16:30-16:50

1 stop34h 50m

Kolkata Netaji S. Chandra

Sat 21/2

19:00-14:30

1 stop33h 00m

₹ 76,989

San FranciscoKolkata

SFO - CCU

SFOCCU

San Francisco

Wed 21/1

16:30-16:50

1 stop34h 50m

Kolkata Netaji S. Chandra

Wed 11/2

19:00-14:30

1 stop33h 00m

₹ 76,989

San FranciscoKolkata

SFO - CCU

SFOCCU

San Francisco

Wed 14/1

16:30-16:50

1 stop34h 50m

Kolkata Netaji S. Chandra

Thu 16/4

07:00-07:00

1 stop36h 30m

₹ 85,703

San FranciscoKolkata

SFO - CCU

SFOCCU

San Francisco

Sun 8/2

13:55-10:05

2 stops30h 40m

Kolkata Netaji S. Chandra

Mon 9/3

21:30-14:25

2 stops29h 25m

₹ 92,261

Flights are sorted by cheapest return flights first.

Deals found on 30/12

Showing 1-10 of 19 results
1
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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

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 26 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 ₹ 49,050). Flying from San Francisco to Kolkata in July is currently the most expensive (average of ₹ 84,895). 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 31 December 2025.

It’s optimal to fly from San Francisco to Kolkata at midday. By choosing this option you can save up to 19% on the cost of your flight, compared to a flight in the morning.

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 31 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.
Singapore Airlines
8.1
Very Good
1,422 reviews
Check prices

Food

7.8

Comfort

8.0

Crew

8.6

Boarding

8.3

Overall

8.1

Entertainment

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

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.
Singapore Airlines
8.1
Very Good
1,422 reviews
Singapore Airlines
8.1
Very Good
1,422 reviews
Check prices

Food

7.8

Comfort

8.0

Crew

8.6

Boarding

8.3

Overall

8.1

Entertainment

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

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.
Air India
5.5
Fair
2,966 reviews
Singapore Airlines
8.1
Very Good
1,422 reviews
Check prices

Food

7.8

Comfort

8.0

Crew

8.6

Boarding

8.3

Overall

8.1

Entertainment

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

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 42h 45m. 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 ₹ 71,662, 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 ₹ 84,648. Singapore Airlines is 30% 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 ₹ 35,735. While the most popular route (San Francisco - Kolkata Netaji S. Chandra) can be booked for ₹ 62,526 on average, our data indicates ₹ 76,250 when flying from San Francisco to Kolkata.

  • Can I find deals for flights from San Francisco to Kolkata that include hotel bookings?

    Yes. In addition to deals on San Francisco to Kolkata flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from San Francisco to Kolkata?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights 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 ₹ 49,050). Flying from San Francisco to Kolkata in July is currently the most expensive (average of ₹ 84,895). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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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 31 December 2025.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest₹ 71,662Average₹ 75,374FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Air IndiaCheapest₹ 84,648Average₹ 97,260FlexibilityNo cancel feeOn-timeN/A
Search Air India flights

Fly with Cheapflights

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How does Cheapflights help users find flights from San Francisco to Kolkata?

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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.

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