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$472+ Cheap flights from Kolkata (CCU) to San Francisco (SFO)

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 1/26. Fares are subject to change and may not be available on all flights or dates of travel.
CCU — SFO
Feb 17 — Feb 241
Tue 2/17
Tue 2/24
1 adult, Economy
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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 January 18, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$780
(Air India)

One-way from

$472
(FlightHub)

Popular in

January

Cheapest in

November

Average price

$1,558
Provider with most accurate pricing for Kolkata Netaji S. Chandra-San Francisco flight deals.
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Provider most trusted by Cheapflights users for Kolkata Netaji S. Chandra-San Francisco flights.
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From Kolkata Netaji S. Chandra to San Francisco
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One-way flight from Kolkata Netaji S. Chandra to San Francisco
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Highest demand for flights based on searches. 8% potential increase in price ($107 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($35 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from Kolkata to San Francisco

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 January 18, 2026.

This oojo deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1511:30 pm
CCU
-
SFO
1 stop22h 50m
Singapore Airlines
Tue 9/2211:45 am
SFO
-
CCU
1 stop22h 00m
Singapore Airlines
Deal found 1/16$736
This oojo deal was found by Cheapflights users on 1/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1911:40 pm
CCU
-
SFO
1 stop22h 40m
Singapore Airlines
Wed 9/1611:45 am
SFO
-
CCU
1 stop22h 20m
Singapore Airlines
Deal found 1/18$775
This Air India deal was found by Cheapflights users on 1/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air India is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/176:55 pm
CCU
-
SFO
1 stop33h 05m
Air India
Tue 2/244:30 pm
SFO
-
CCU
1 stop26h 25m
Air India
Deal found 1/17$780
This oojo deal was found by Cheapflights users on 1/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/711:30 pm
CCU
-
SFO
1 stop46h 50m
Singapore Airlines
Mon 11/99:40 am
SFO
-
CCU
1 stop47h 15m
Singapore Airlines
Deal found 1/17$781
This FlightHub deal was found by Cheapflights users on 1/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/163:10 pm
CCU
-
SFO
2 stops36h 50m
Air India
Tue 2/174:30 pm
SFO
-
CCU
2 stops34h 05m
Air India
Deal found 1/17$784
This oojo deal was found by Cheapflights users on 1/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/111:30 pm
CCU
-
SFO
1 stop46h 50m
Singapore Airlines
Thu 10/111:45 am
SFO
-
CCU
1 stop46h 00m
Singapore Airlines
Deal found 1/18$788
This FlightHub deal was found by Cheapflights users on 1/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/2511:00 pm
CCU
-
SFO
2 stops29h 20m
Air India
Thu 2/124:30 pm
SFO
-
CCU
2 stops37h 55m
Air India
Deal found 1/16$813
This oojo deal was found by Cheapflights users on 1/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/311:40 pm
CCU
-
SFO
1 stop21h 40m
Singapore Airlines
Tue 3/1010:40 am
SFO
-
CCU
1 stop23h 15m
Singapore Airlines
Deal found 1/17$819
This CheapOair deal was found by Cheapflights users on 1/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/259:55 am
CCU
-
SFO
1 stop33h 35m
Multiple Airlines
Tue 9/2911:29 pm
SFO
-
CCU
2 stops32h 16m
Multiple Airlines
Deal found 1/18$823
This oojo deal was found by Cheapflights users on 1/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/411:40 pm
CCU
-
SFO
1 stop45h 40m
Singapore Airlines
Wed 3/1110:40 am
SFO
-
CCU
1 stop47h 15m
Singapore Airlines
Deal found 1/18$826
This oojo deal was found by Cheapflights users on 1/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/311:40 pm
CCU
-
SFO
1 stop21h 40m
Singapore Airlines
Wed 4/1511:00 am
SFO
-
CCU
1 stop23h 05m
Singapore Airlines
Deal found 1/17$828
This Jetabroad deal was found by Cheapflights users on 1/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2110:30 am
CCU
-
SFO
1 stop33h 00m
Multiple Airlines
Fri 9/2511:00 pm
SFO
-
CCU
2 stops29h 20m
Multiple Airlines
Deal found 1/18$829

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated January 18, 2026.
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

Tue 3/3

8:15 pm-1:25 pm

2 stops30h 40m

San Francisco

Thu 4/16

1:45 pm-8:25 am

2 stops30h 10m

$1,056

KolkataSan Francisco

CCU - SFO

CCUSFO

Kolkata Netaji S. Chandra

Tue 3/3

3:25 am-12:40 pm

1 stop22h 45m

San Francisco

Mon 4/13

3:55 pm-2:30 am

1 stop22h 05m

$1,069

KolkataSan Francisco

CCU - SFO

CCUSFO

Kolkata Netaji S. Chandra

Mon 3/2

9:15 am-12:50 pm

1 stop41h 05m

San Francisco

Sun 4/12

5:05 pm-8:10 am

1 stop26h 35m

$1,137

KolkataSan Francisco

CCU - SFO

CCUSFO

Kolkata Netaji S. Chandra

Sun 3/1

9:15 am-12:50 pm

1 stop41h 05m

San Francisco

Sun 4/12

5:05 pm-8:10 am

1 stop26h 35m

$1,137

KolkataSan Francisco

CCU - SFO

CCUSFO

Kolkata Netaji S. Chandra

Sun 3/1

9:15 am-12:50 pm

1 stop41h 05m

San Francisco

Tue 4/14

5:05 pm-8:10 am

1 stop26h 35m

$1,137

KolkataSan Francisco

CCU - SFO

CCUSFO

Kolkata Netaji S. Chandra

Wed 3/4

8:25 pm-12:50 pm

1 stop29h 55m

San Francisco

Sat 4/18

5:05 pm-8:10 am

1 stop26h 35m

$1,167

KolkataSan Francisco

CCU - SFO

CCUSFO

Kolkata Netaji S. Chandra

Wed 2/18

9:15 am-12:50 pm

1 stop41h 05m

San Francisco

Sat 2/21

3:40 pm-7:40 am

1 stop26h 30m

$1,167

KolkataSan Francisco

CCU - SFO

CCUSFO

Kolkata Netaji S. Chandra

Fri 3/6

8:25 pm-12:50 pm

1 stop29h 55m

San Francisco

Thu 4/16

5:05 pm-8:10 am

1 stop26h 35m

$1,167

KolkataSan Francisco

CCU - SFO

CCUSFO

Kolkata Netaji S. Chandra

Mon 3/2

3:25 am-12:40 pm

1 stop22h 45m

San Francisco

Fri 4/17

6:00 am-2:30 am

2 stops32h 00m

$1,168

KolkataSan Francisco

CCU - SFO

CCUSFO

Kolkata Netaji S. Chandra

Mon 5/25

4:00 am-1:35 pm

1 stop22h 05m

San Francisco

Sat 9/12

6:00 am-2:30 am

2 stops32h 00m

$1,168

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/16

Showing 1-10 of 23 results
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Compare providers for flights from Kolkata to San Francisco

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Kolkata to San Francisco in January.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
AranGrantPrice Accuracy2 starsTrust Score*3 stars
Trip.comPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Kolkata-San Francisco flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Kolkata-San Francisco flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Kolkata-San Francisco flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Kolkata-San Francisco flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Kolkata-San Francisco flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 round-trip 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

How far ahead should I book a flight from Kolkata to San Francisco?

Use this chart to determine the optimal time to book a round-trip flight from Kolkata to San Francisco. Price data was last updated on January 16, 2026.

The price you pay for your flight from Kolkata to San Francisco may vary depending on when you book. For the best chance of a lower fare, look to book 78 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 $237). Flying from Kolkata to San Francisco in August is currently the most expensive (average of $1,122). 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.

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 January 18, 2026.
Peruse reviews from past customers who have flown with Emirates, Singapore Airlines, and Qatar Airways from Kolkata to San Francisco to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.1
Very good
3,473 reviews

Crew

8.3

Overall

8.1

Boarding

8.1

Entertainment

8.2

Food

7.9

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

ATH - EWR

Smooth flight, good entertainment choices. Bad legroom in economy and mediocre food.
Emirates
8.1
Very good
3,473 reviews
Emirates
8.1
Very good
3,473 reviews

Crew

8.3

Overall

8.1

Boarding

8.1

Entertainment

8.2

Food

7.9

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

ATH - EWR

Smooth flight, good entertainment choices. Bad legroom in economy and mediocre food.
Singapore Airlines
8.1
Very good
1,431 reviews
Emirates
8.1
Very good
3,473 reviews

Crew

8.3

Overall

8.1

Boarding

8.1

Entertainment

8.2

Food

7.9

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

ATH - EWR

Smooth flight, good entertainment choices. Bad legroom in economy and mediocre food.
Qatar Airways
7.4
Good
3,717 reviews
Emirates
8.1
Very good
3,473 reviews

Crew

8.3

Overall

8.1

Boarding

8.1

Entertainment

8.2

Food

7.9

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

ATH - EWR

Smooth flight, good entertainment choices. Bad legroom in economy and mediocre food.
Air India
5.5
Fair
2,975 reviews
Emirates
8.1
Very good
3,473 reviews

Crew

8.3

Overall

8.1

Boarding

8.1

Entertainment

8.2

Food

7.9

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

ATH - EWR

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?

    KLM, Qatar Airways, and Emirates can get you from Kolkata to San Francisco in just under 22h 45m. Your travel time can differ by up to 18h 20m. Kolkata and San Francisco are separated by a distance of 7810 mi. This flight may include one or multiple stops.

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

    Cheapflights users have booked flights from Kolkata to San Francisco round-trip from $706. Other airlines that can offer you cheap pricing are Air India, from $781, and Qatar Airways, from $1,008. Users have found that Singapore Airlines is 40% cheaper than the other options available to this destination.

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

    To fly one-way, consider booking your trip with Singapore Airlines, which is currently one of the cheapest options available, starting at $350. Air India flights start at $404 while deals on Qatar Airways start at $559 one-way.

  • 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 vacation 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 $237). Flying from Kolkata to San Francisco in August is currently the most expensive (average of $1,122). 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

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Roseville
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Santa Cruz
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Livermore
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Daly City
Sunnyvale
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San Ramon
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Alternative routes for Kolkata to San Francisco

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Kolkata to San Francisco

Discover the top 4 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 2,558,603 searches. Data last updated January 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$705Average$1,126FlexibilityNo cancel feeOn-time81%
Air IndiaCheapest$782Average$989FlexibilityNo cancel feeOn-timeN/A
Qatar AirwaysCheapest$981Average$1,206FlexibilityNo cancel feeOn-time68%
EmiratesCheapest$1,141Average$1,277FlexibilityNo cancel feeOn-time75%

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