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Cheap flights from San Francisco to Kolkata from ₹ 30,333

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 26/8. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — CCU
19 Jun — 26 Jun1
1 adult

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 Tuesday or Monday and return on a Sunday

Cheap 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 14 June 2025.

Round-trip from

₹ 75,232

One-way from

₹ 30,333

Popular in

December

Cheapest in

September

Average price

₹ 130,928

Good round-trip deal

₹ 115,884 or less
Air India
  • Air India
  • 17/8-1/9
  • 2 total stops
  • 71h 40m total
  • San Francisco to Kolkata
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Singapore Airlines
  • Singapore Airlines
  • 26/8
  • 1 total stop
  • 22h 15m total
  • San Francisco to Kolkata
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Highest demand for flights based on searches. 17% potential increase in price (₹ 1,823,226 potential increase over avg. return price).
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Cheapest flight prices on average. 6% potential price decrease (₹ 523,627 potential savings vs. average return price).
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Average for round-trip flights in June 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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Find flight deals from San Francisco to Kolkata

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 14 June 2025.

Sun 17/810:00SFO - CCU
1 stop40h 35mAir India
Mon 1/923:45CCU - SFO
1 stop31h 05mAir India
Deal found 13/6₹ 75,232
Sun 13/710:00SFO - CCU
1 stop25h 00mMultiple Airlines
Wed 8/422:00CCU - SFO
2 stops27h 10mMultiple Airlines
Deal found 14/6₹ 76,003
Mon 8/911:30SFO - CCU
1 stop22h 15mSingapore Airlines
Mon 29/923:30CCU - SFO
2 stops26h 46mSingapore Airlines
Deal found 14/6₹ 77,117
Sat 16/814:00SFO - CCU
2 stops29h 10mLufthansa
Mon 1/923:45CCU - SFO
2 stops55h 45mLufthansa
Deal found 14/6₹ 83,972
Sat 20/922:30SFO - CCU
2 stops33h 35mEtihad Airways
Mon 6/1004:00CCU - SFO
2 stops32h 13mEtihad Airways
Deal found 14/6₹ 87,400
Wed 30/710:14SFO - CCU
2 stops30h 01mAmerican Airlines
Mon 19/118:00CCU - SFO
2 stops32h 03mAmerican Airlines
Deal found 13/6₹ 88,342
Mon 4/818:45SFO - CCU
2 stops35h 30mIndiGo
Mon 18/821:30CCU - SFO
2 stops31h 40mIndiGo
Deal found 13/6₹ 92,712
Mon 28/712:40SFO - CCU
2 stops35h 05mTurkish Airlines
Mon 19/118:30CCU - SFO
2 stops54h 05mTurkish Airlines
Deal found 13/6₹ 103,766

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 14 June 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

Sun 17/8

10:00-15:05

1 stop40h 35m

Kolkata Netaji S. Chandra

Mon 1/9

23:45-18:20

1 stop31h 05m

₹ 75,232

San FranciscoKolkata

SFO - CCU

SFOCCU

San Francisco

Sun 13/7

10:00-23:30

1 stop25h 00m

Kolkata Netaji S. Chandra

Wed 8/4

22:00-12:40

2 stops27h 10m

₹ 76,003

San FranciscoKolkata

SFO - CCU

SFOCCU

San Francisco

Mon 8/9

11:30-22:15

1 stop22h 15m

Kolkata Netaji S. Chandra

Mon 29/9

23:30-13:46

2 stops26h 46m

₹ 77,117

San FranciscoKolkata

SFO - CCU

SFOCCU

San Francisco

Sat 16/8

14:00-07:40

2 stops29h 10m

Kolkata Netaji S. Chandra

Mon 1/9

23:45-19:00

2 stops55h 45m

₹ 83,972

San FranciscoKolkata

SFO - CCU

SFOCCU

San Francisco

Sat 20/9

22:30-20:35

2 stops33h 35m

Kolkata Netaji S. Chandra

Mon 6/10

04:00-23:43

2 stops32h 13m

₹ 87,400

San FranciscoKolkata

SFO - CCU

SFOCCU

San Francisco

Wed 30/7

10:14-04:45

2 stops30h 01m

Kolkata Netaji S. Chandra

Mon 19/1

18:00-12:33

2 stops32h 03m

₹ 88,342

San FranciscoKolkata

SFO - CCU

SFOCCU

San Francisco

Mon 4/8

18:45-18:45

2 stops35h 30m

Kolkata Netaji S. Chandra

Mon 18/8

21:30-16:40

2 stops31h 40m

₹ 92,712

San FranciscoKolkata

SFO - CCU

SFOCCU

San Francisco

Mon 28/7

12:40-12:15

2 stops35h 05m

Kolkata Netaji S. Chandra

Mon 19/1

18:30-11:05

2 stops54h 05m

₹ 103,766

San FranciscoKolkata

SFO - CCU

SFOCCU

San Francisco

Tue 26/8

11:30-22:15

1 stop22h 15m

₹ 30,333

San FranciscoKolkata

SFO - CCU

SFOCCU

San Francisco

Tue 26/8

18:45-17:50

2 stops34h 35m

₹ 38,901

Flights are sorted by cheapest return flights first.

Deals found on 13/6

Showing 1-10 of 18 results
1
2

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 13 June 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, September is the cheapest month in which you can book a flight from San Francisco to Kolkata (average of ₹ 120). Flying from San Francisco to Kolkata in October is currently the most expensive (average of ₹ 161). 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 14 June 2025.

It’s optimal to fly from San Francisco to Kolkata in the morning. By choosing this option you can save up to 23% on the cost of your flight, compared to a flight at midday.

Weekly flight availability from San Francisco to Kolkata

Explore weekly flight availability from San Francisco to Kolkata. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 14 June 2025.

The most flights from SFO to CCU are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

Rainfall in Kolkata by month

Plan your trip to Kolkata by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Kolkata ranges from 7.0 - 356.0 inches per month. August is typically the wettest month, when rainfall can reach 356.0 mm. December is typically the driest time to visit Kolkata when rainfall is around 7.0 mm.

Temperature in Kolkata by month

Plan your trip to Kolkata by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Kolkata, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 31.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 20.0 C).

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 14 June 2025.
Peruse reviews from past customers who have flown with Singapore Airlines, Thai Airways and Qatar Airways from San Francisco to Kolkata to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.1
Very Good
1,304 reviews
Check prices

Overall

8.1

Entertainment

8.0

Boarding

8.2

Crew

8.6

Comfort

7.9

Food

7.7

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.
Singapore Airlines
8.1
Very Good
1,304 reviews
Singapore Airlines
8.1
Very Good
1,304 reviews
Check prices

Overall

8.1

Entertainment

8.0

Boarding

8.2

Crew

8.6

Comfort

7.9

Food

7.7

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.
Thai Airways
7.7
Good
335 reviews
Singapore Airlines
8.1
Very Good
1,304 reviews
Check prices

Overall

8.1

Entertainment

8.0

Boarding

8.2

Crew

8.6

Comfort

7.9

Food

7.7

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.
Qatar Airways
7.4
Good
3,584 reviews
Singapore Airlines
8.1
Very Good
1,304 reviews
Check prices

Overall

8.1

Entertainment

8.0

Boarding

8.2

Crew

8.6

Comfort

7.9

Food

7.7

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.
Etihad Airways
7.4
Good
1,212 reviews
Singapore Airlines
8.1
Very Good
1,304 reviews
Check prices

Overall

8.1

Entertainment

8.0

Boarding

8.2

Crew

8.6

Comfort

7.9

Food

7.7

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.
Malaysia Airlines
7.4
Good
263 reviews
Singapore Airlines
8.1
Very Good
1,304 reviews
Check prices

Overall

8.1

Entertainment

8.0

Boarding

8.2

Crew

8.6

Comfort

7.9

Food

7.7

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.

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.

  • What airports do I use to fly from San Francisco to Kolkata?

    Booking a flight from San Francisco (SFO) to Kolkata Netaji S. Chandra (CCU) is your only option if you wish to fly from San Francisco to Kolkata. On a typical day, there is 1 flight from San Francisco to Netaji S. Chandra, all of which are around 22h 15m for a nonstop flight. You can also purchase a plane ticket from 1 airline when you book a flight from San Francisco to Kolkata.

  • How popular is this San Francisco to Kolkata flight route?

    This flight path from San Francisco to Kolkata Netaji S. Chandra was viewed by 1 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines flying from San Francisco to Kolkata round-trip?

    Currently priced at ₹ 75,232, Air India will fly you from San Francisco to Kolkata and back. In addition to Air India, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Singapore Airlines and Lufthansa - these airlines can fly you to your destination from ₹ 77,117 and ₹ 83,972, respectively. Air India is 26% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from San Francisco to Kolkata one-way?

    ₹ 30,333 is the cheapest one-way deal found within the past few days, from Singapore Airlines. You may also be able to find cheap deals on IndiGo and American Airlines, with prices starting from ₹ 38,901 and ₹ 40,101, respectively.

  • What are the cheapest flights from San Francisco to Kolkata?

    Looking at all options, your cheapest flight can be booked for ₹ 115,884. While the most popular route (San Francisco - Kolkata Netaji S. Chandra) can be booked for ₹ 57,924 on average our data indicates ₹ 121,010 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, September is the cheapest month in which you can book a flight from San Francisco to Kolkata (average of ₹ 120). Flying from San Francisco to Kolkata in October is currently the most expensive (average of ₹ 161). 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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Alternative routes for San Francisco to Kolkata

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Kolkata flights

Top airline flying from San Francisco to Kolkata

Discover the top airline 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 14 June 2025.
AirlineCheapestAverageFlexibilityOn-time
Air IndiaCheapest₹ 61,740Average₹ 91,383FlexibilityNo cancel feeOn-timeN/A
Search Air India flights

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