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Cheap flights from Kolkata to San Francisco Bay Area from ₹ 48,943

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 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
CCU — SFO
2 Apr — 9 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Kolkata to San Francisco Bay Area

Enter your travel dates to find the best prices.

Cheapest flights from Kolkata to San Francisco Bay Area
Explore the most affordable flight options available from Kolkata to San Francisco Bay Area. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 March 2026.

Tue 14/416:20
CCU
-
SFO
2 stops33h 00m
Multiple Airlines
Tue 21/413:45
SFO
-
CCU
2 stops29h 15m
Multiple Airlines
Deal found 28/2₹ 77,668
Mon 31/819:00
CCU
-
SFO
2 stops35h 30m
KLM
Mon 7/913:45
SFO
-
CCU
2 stops29h 50m
KLM
Deal found 3/3₹ 77,942
Tue 20/1016:20
CCU
-
SFO
2 stops33h 00m
Multiple Airlines
Thu 29/1014:50
SFO
-
CCU
2 stops28h 25m
Multiple Airlines
Deal found 3/3₹ 78,034
Tue 15/916:20
CCU
-
SFO
2 stops33h 00m
Multiple Airlines
Wed 13/113:50
SFO
-
CCU
2 stops28h 05m
Multiple Airlines
Deal found 3/3₹ 78,491
Mon 19/1022:30
CCU
-
SFO
2 stops50h 50m
KLM
Thu 29/1014:50
SFO
-
CCU
2 stops28h 25m
KLM
Deal found 3/3₹ 78,582
Wed 16/919:05
CCU
-
SFO
2 stops29h 10m
KLM
Tue 12/113:50
SFO
-
CCU
2 stops29h 45m
KLM
Deal found 3/3₹ 78,674
Tue 17/320:15
CCU
-
SFO
2 stops30h 40m
Multiple Airlines
Mon 30/320:10
SFO
-
CCU
2 stops44h 05m
Multiple Airlines
Deal found 26/2₹ 78,765
Wed 6/516:20
CCU
-
SFO
2 stops33h 00m
Air France
Wed 21/1020:10
SFO
-
CCU
2 stops44h 50m
Air France
Deal found 2/3₹ 79,589
Tue 5/519:00
CCU
-
SFO
2 stops29h 15m
Multiple Airlines
Wed 21/1020:10
SFO
-
CCU
2 stops47h 45m
Multiple Airlines
Deal found 2/3₹ 79,772
Wed 6/521:00
CCU
-
SFO
1 stop22h 30m
Multiple Airlines
Wed 26/811:45
SFO
-
CCU
1 stop22h 20m
Multiple Airlines
Deal found 3/3₹ 80,412
Tue 21/407:00
CCU
-
SFO
1 stop36h 30m
Multiple Airlines
Tue 28/411:00
SFO
-
CCU
1 stop22h 45m
Multiple Airlines
Deal found 26/2₹ 80,961
Mon 9/303:25
CCU
-
SJC
2 stops26h 14m
Multiple Airlines
Tue 12/517:45
SJC
-
CCU
2 stops44h 15m
Multiple Airlines
Deal found 2/3₹ 136,673

Find flight deals from Kolkata to San Francisco Bay Area

Keep the following information in mind while searching for Kolkata to San Francisco Bay Area flight deals. Data was last updated 3 March 2026.

Round-trip from

₹ 77,668

One-way from

₹ 48,943

Popular in

January

Cheapest in

November

Average price

₹ 126,702
KLM
  • KLM
  • 14/4-21/4
  • 4 total stops
  • 62h 15m total
  • Kolkata to San Francisco Bay Area
Search Deals
10/5
  • 10/5
  • 3 total stops
  • 50h 15m total
  • Kolkata to San Francisco Bay Area
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (₹ 1,263,677 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (₹ 280,528 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Kolkata to San Francisco Bay Area 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 3 March 2026.
Use the filters below to find and compare flights from Kolkata to San Francisco Bay Area that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

KolkataSan Francisco

CCU - SFO

CCUSFO

Kolkata Netaji S. Chandra

Wed 1/7

23:40-09:50

1 stop46h 40m

San Francisco

Mon 31/8

11:45-22:35

1 stop22h 20m

₹ 85,718

KolkataSan Francisco

CCU - SFO

CCUSFO

Kolkata Netaji S. Chandra

Tue 12/5

09:50-14:00

1 stop40h 40m

San Francisco

Tue 7/7

17:05-08:10

1 stop26h 35m

₹ 109,229

KolkataSan Francisco

CCU - SFO

CCUSFO

Kolkata Netaji S. Chandra

Sat 16/5

20:55-14:00

1 stop29h 35m

San Francisco

Mon 13/7

17:05-19:15

1 stop37h 40m

₹ 114,535

KolkataSan Francisco

CCU - SFO

CCUSFO

Kolkata Netaji S. Chandra

Tue 21/4

09:50-14:00

1 stop40h 40m

San Francisco

Sat 25/4

17:05-08:10

1 stop26h 35m

₹ 114,992

KolkataSan Francisco

CCU - SFO

CCUSFO

Kolkata Netaji S. Chandra

Sat 4/4

09:50-14:00

1 stop40h 40m

San Francisco

Wed 8/7

17:05-19:15

1 stop37h 40m

₹ 119,292

KolkataSan Francisco

CCU - SFO

CCUSFO

Kolkata Netaji S. Chandra

Tue 21/4

18:00-09:45

2 stops52h 15m

San Francisco

Sat 25/4

13:30-10:45

2 stops32h 45m

₹ 120,024

KolkataSan Francisco

CCU - SFO

CCUSFO

Kolkata Netaji S. Chandra

Thu 7/5

04:00-17:40

2 stops26h 10m

San Francisco

Fri 23/10

11:00-02:30

2 stops27h 00m

₹ 126,793

KolkataSan Francisco

CCU - SFO

CCUSFO

Kolkata Netaji S. Chandra

Sat 14/3

20:45-17:45

3 stops57h 30m

San Francisco

Thu 3/9

18:45-10:45

2 stops27h 30m

₹ 132,556

KolkataSan Jose

CCU - SJC

CCUSJC

Kolkata Netaji S. Chandra

Tue 2/6

04:00-20:00

2 stops28h 30m

San Jose

Sun 22/11

07:03-01:55

2 stops29h 22m

₹ 136,948

KolkataOakland

CCU - OAK

CCUOAK

Kolkata Netaji S. Chandra

Tue 2/6

04:00-18:49

2 stops27h 19m

Oakland

Sun 22/11

17:00-01:55

2 stops43h 25m

₹ 138,320

Flights are sorted by cheapest return flights first.

Deals found on 27/2

Showing 1-10 of 60 resultsSorted by cheapest first
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6

Best time to book a flight from Kolkata to San Francisco Bay Area

Have a flexible travel schedule? Discover the best time to fly to San Francisco Bay Area 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 Bay Area

What is the cheapest month to book a flight from Kolkata to San Francisco Bay Area?

Currently, October is the cheapest month in which you can book a flight from Kolkata to San Francisco Bay Area (average of ₹ 21,773). Flying from Kolkata to San Francisco Bay Area in August is currently the most expensive (average of ₹ 102,642). 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 Bay Area

Get insights into the airlines that provide service to San Francisco Bay Area. 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 Bay Area. Reviews last updated 3 March 2026.
See what other customers who have flown with Singapore Airlines, Emirates, andQatar Airways from Kolkata to San Francisco Bay Area have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.2
Very Good
1,465 reviews
Check prices

Boarding

8.3

Comfort

8.0

Crew

8.6

Entertainment

8.0

Food

7.8

Overall

8.2

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
8.2
Very Good
1,465 reviews
Singapore Airlines
8.2
Very Good
1,465 reviews
Check prices

Boarding

8.3

Comfort

8.0

Crew

8.6

Entertainment

8.0

Food

7.8

Overall

8.2

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.
Emirates
8.1
Very Good
3,540 reviews
Singapore Airlines
8.2
Very Good
1,465 reviews
Check prices

Boarding

8.3

Comfort

8.0

Crew

8.6

Entertainment

8.0

Food

7.8

Overall

8.2

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
3,745 reviews
Singapore Airlines
8.2
Very Good
1,465 reviews
Check prices

Boarding

8.3

Comfort

8.0

Crew

8.6

Entertainment

8.0

Food

7.8

Overall

8.2

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.
IndiGo
6.8
Okay
540 reviews
Singapore Airlines
8.2
Very Good
1,465 reviews
Check prices

Boarding

8.3

Comfort

8.0

Crew

8.6

Entertainment

8.0

Food

7.8

Overall

8.2

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.
Air India
5.5
Fair
2,973 reviews
Singapore Airlines
8.2
Very Good
1,465 reviews
Check prices

Boarding

8.3

Comfort

8.0

Crew

8.6

Entertainment

8.0

Food

7.8

Overall

8.2

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 Kolkata to San Francisco Bay Area. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Kolkata to San Francisco Bay Area?

    Kolkata Netaji S. Chandra (CCU) is the airport you will fly out of if you book a flight from Kolkata to San Francisco Bay Area. It is only a 13.4 km journey to Netaji S. Chandra (CCU) from Kolkata’s city centre.

  • How long is the flight from Kolkata to San Francisco Bay Area?

    KLM, Singapore Airlines, and Emirates can get you from Kolkata to San Francisco Bay Area in just under 22h 40m. Your travel time can differ by up to 18h. The distance between Kolkata and San Francisco Bay Area is about 12569 km. Both multi-stop and direct flights can be found to your destination and back.

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

    ₹ 18,132 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 Air India and Qatar Airways, with prices starting from ₹ 38,627 and ₹ 52,866, respectively.

  • What are the most popular routes from Kolkata to San Francisco Bay Area?

    The most popular route from Kolkata to San Francisco Bay Area is Kolkata Netaji S. Chandra - San Francisco. You may also consider Kolkata Netaji S. Chandra - San Jose or Kolkata Netaji S. Chandra - Oakland.

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

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

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

    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 Bay Area.

  • Can I find deals for business class flights from Kolkata to San Francisco Bay Area?

    Yes. Cheapflights offers flight deals from Kolkata to San Francisco Bay Area 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 Bay Area?

    Currently, October is the cheapest month in which you can book a flight from Kolkata to San Francisco Bay Area (average of ₹ 21,773). Flying from Kolkata to San Francisco Bay Area in August is currently the most expensive (average of ₹ 102,642). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 5 airlines flying from Kolkata to San Francisco Bay Area

Discover the top 5 airlines that operate flights from Kolkata to San Francisco Bay Area. 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 3 March 2026.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest₹ 73,919Average₹ 101,347FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Qatar AirwaysCheapest₹ 77,256Average₹ 124,576FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Air IndiaCheapest₹ 82,295Average₹ 118,896FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
IndiGoCheapest₹ 93,991Average₹ 105,839FlexibilityNo cancel feeOn-time80%
Search IndiGo flights
EmiratesCheapest₹ 100,662Average₹ 110,633FlexibilityNo cancel feeOn-time75%
Search Emirates flights

Fly with Cheapflights

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

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Why should you use Cheapflights to find cheap flight tickets from Kolkata to San Francisco Bay Area?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to San Francisco Bay Area from Kolkata.

Can Cheapflights find flights from Kolkata to San Francisco Bay Area with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Kolkata to San Francisco Bay Area flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Kolkata to San Francisco Bay Area become cheaper?

Yes! Start tracking prices for Kolkata to San Francisco Bay Area flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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