HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Francisco

$596+ 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 6/30. Fares are subject to change and may not be available on all flights or dates of travel.
CCU — SFO
may. 4 — may. 111
dom. 5/4
dom. 5/11
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Kolkata to San Francisco with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Kolkata Netaji S. Chandra to San Francisco are usually found in October or November, booked 86 days in advance, depart on a Tuesday or Thursday and return on a Tuesday

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 abril 29, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$1,006
(oojo)

One-way from

$596
(oojo)

Popular in

July

Cheapest in

October

Average price

$1,207
Provider with most accurate pricing for Kolkata Netaji S. Chandra-San Francisco flight deals.
Search Deals
Provider most trusted by Cheapflights users for Kolkata Netaji S. Chandra-San Francisco flights.
Search Deals
From Kolkata Netaji S. Chandra to San Francisco
Search Deals
One-way flight from Kolkata Netaji S. Chandra to San Francisco
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($121 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

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 abril 29, 2025.

This oojo deal was found by Cheapflights users on 4/29. 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.
mié. 6/47:50 amCCU - SFO
1 stop22h 10mAir India
jue. 11/279:30 pmSFO - CCU
2 stops28h 05mAir India
Deal found 4/29$1,006
This Air France deal was found by Cheapflights users on 4/29. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 6/157:30 pmCCU - SFO
2 stops29h 50mMultiple Airlines
mié. 9/101:45 pmSFO - CCU
2 stops30h 50mMultiple Airlines
Deal found 4/29$1,022
This KLM deal was found by Cheapflights users on 4/28. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 6/95:00 pmCCU - SFO
2 stops31h 15mKLM
sáb. 8/21:45 pmSFO - CCU
2 stops31h 05mKLM
Deal found 4/28$1,024
This FlightHub deal was found by Cheapflights users on 4/29. 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.
dom. 6/13:50 amCCU - SFO
1 stop22h 15mQatar Airways
lun. 8/183:55 pmSFO - CCU
1 stop21h 55mQatar Airways
Deal found 4/29$1,095
This EaseMyTrip deal was found by Cheapflights users on 4/29. 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 EaseMyTrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 6/142:00 amCCU - SFO
2 stops27h 10mIndiGo
mié. 9/106:45 pmSFO - CCU
2 stops35h 30mIndiGo
Deal found 4/29$1,138
This Emirates deal was found by Cheapflights users on 4/28. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 6/118:45 pmCCU - SFO
1 stop29h 45mEmirates
mié. 7/305:05 pmSFO - CCU
1 stop26h 35mEmirates
Deal found 4/28$1,153
This FlightHub deal was found by Cheapflights users on 4/28. 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.
lun. 6/98:35 pmCCU - SFO
2 stops27h 15mJapan Airlines
jue. 7/312:00 pmSFO - CCU
2 stops29h 10mJapan Airlines
Deal found 4/28$1,298
This Singapore Airlines deal was found by Cheapflights users on 4/29. 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 Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 5/1411:30 pmCCU - SFO
1 stop22h 40mSingapore Airlines
mar. 11/49:40 amSFO - CCU
1 stop23h 15mSingapore Airlines
Deal found 4/29$1,320
This oojo deal was found by Cheapflights users on 4/29. 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.
sáb. 5/313:45 amCCU - SFO
2 stops52h 17mEtihad Airways
sáb. 8/1610:10 pmSFO - CCU
2 stops33h 40mEtihad Airways
Deal found 4/29$1,464
This British Airways deal was found by Cheapflights users on 4/29. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 7/236:00 pmCCU - SFO
2 stops35h 55mBritish Airways
mié. 1/145:30 pmSFO - CCU
2 stops31h 00mBritish Airways
Deal found 4/29$1,465

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 abril 29, 2025.
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

mié. 6/4

10:25 pm-5:30 pm

1 stop31h 35m

San Francisco

jue. 11/27

9:30 pm-3:05 pm

2 stops28h 05m

$1,006

KolkataSan Francisco

CCU - SFO

CCUSFO

Kolkata Netaji S. Chandra

dom. 6/1

7:30 pm-12:50 pm

2 stops29h 50m

San Francisco

sáb. 8/30

1:45 pm-10:45 am

2 stops32h 30m

$1,020

KolkataSan Francisco

CCU - SFO

CCUSFO

Kolkata Netaji S. Chandra

lun. 6/9

5:00 pm-11:45 am

2 stops31h 15m

San Francisco

sáb. 8/2

1:45 pm-9:20 am

2 stops31h 05m

$1,024

KolkataSan Francisco

CCU - SFO

CCUSFO

Kolkata Netaji S. Chandra

mié. 9/10

11:30 pm-9:40 am

1 stop22h 40m

San Francisco

mié. 9/17

9:19 pm-10:15 pm

2 stops36h 26m

$1,029

KolkataSan Francisco

CCU - SFO

CCUSFO

Kolkata Netaji S. Chandra

dom. 6/1

3:50 am-1:35 pm

1 stop22h 15m

San Francisco

lun. 8/18

3:55 pm-2:20 am

1 stop21h 55m

$1,095

KolkataSan Francisco

CCU - SFO

CCUSFO

Kolkata Netaji S. Chandra

sáb. 6/14

2:00 am-4:40 pm

2 stops27h 10m

San Francisco

mié. 9/10

6:45 pm-6:45 pm

2 stops35h 30m

$1,138

KolkataSan Francisco

CCU - SFO

CCUSFO

Kolkata Netaji S. Chandra

mié. 6/11

8:45 pm-2:00 pm

1 stop29h 45m

San Francisco

mié. 7/30

5:05 pm-8:10 am

1 stop26h 35m

$1,153

KolkataSan Francisco

CCU - SFO

CCUSFO

Kolkata Netaji S. Chandra

lun. 6/9

8:35 pm-11:20 am

2 stops27h 15m

San Francisco

jue. 7/31

2:00 pm-7:40 am

2 stops29h 10m

$1,298

KolkataSan Francisco

CCU - SFO

CCUSFO

Kolkata Netaji S. Chandra

lun. 6/30

7:55 pm-6:00 pm

1 stop34h 35m

$596

KolkataSan Francisco

CCU - SFO

CCUSFO

Kolkata Netaji S. Chandra

mar. 6/17

3:50 am-1:35 pm

1 stop22h 15m

$597

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 20 results
1
2

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 April.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*2 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 AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Kolkata-San Francisco flight deals on Cheapflights vs. AranGrant >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 April 25, 2025.

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 85 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, January is the cheapest month in which you can book a flight from Kolkata to San Francisco (average of $276). Flying from Kolkata to San Francisco in June is currently the most expensive (average of $393). 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.

Rainfall in San Francisco by month

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

In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. July is typically the driest time to visit San Francisco when rainfall is around 0.0 in.

Temperature in San Francisco by month

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

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

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 abril 29, 2025.
Get a feel of what it's like to fly with Japan Airlines, Singapore Airlines and Emirates from Kolkata to San Francisco by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Japan Airlines
8.3
Very good
1,459 reviews

Food

7.7

Boarding

8.4

Comfort

8.2

Overall

8.3

Crew

8.7

Entertainment

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Nov 2024

HKG - NRT

Online check in and seat selection was tricky. Also I received some emails from Japan Airlines in Japanese with no English selection which worried me. I still don’t know what they said. The service at check in and onboard was very courteous and polite, and staff was helpful.
Japan Airlines
8.3
Very good
1,459 reviews
Japan Airlines
8.3
Very good
1,459 reviews

Food

7.7

Boarding

8.4

Comfort

8.2

Overall

8.3

Crew

8.7

Entertainment

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Nov 2024

HKG - NRT

Online check in and seat selection was tricky. Also I received some emails from Japan Airlines in Japanese with no English selection which worried me. I still don’t know what they said. The service at check in and onboard was very courteous and polite, and staff was helpful.
Singapore Airlines
8.1
Very good
1,292 reviews
Japan Airlines
8.3
Very good
1,459 reviews

Food

7.7

Boarding

8.4

Comfort

8.2

Overall

8.3

Crew

8.7

Entertainment

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Nov 2024

HKG - NRT

Online check in and seat selection was tricky. Also I received some emails from Japan Airlines in Japanese with no English selection which worried me. I still don’t know what they said. The service at check in and onboard was very courteous and polite, and staff was helpful.
Emirates
8.0
Very good
3,213 reviews
Japan Airlines
8.3
Very good
1,459 reviews

Food

7.7

Boarding

8.4

Comfort

8.2

Overall

8.3

Crew

8.7

Entertainment

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Nov 2024

HKG - NRT

Online check in and seat selection was tricky. Also I received some emails from Japan Airlines in Japanese with no English selection which worried me. I still don’t know what they said. The service at check in and onboard was very courteous and polite, and staff was helpful.
KLM
7.8
Good
1,334 reviews
Japan Airlines
8.3
Very good
1,459 reviews

Food

7.7

Boarding

8.4

Comfort

8.2

Overall

8.3

Crew

8.7

Entertainment

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Nov 2024

HKG - NRT

Online check in and seat selection was tricky. Also I received some emails from Japan Airlines in Japanese with no English selection which worried me. I still don’t know what they said. The service at check in and onboard was very courteous and polite, and staff was helpful.
Thai Airways
7.7
Good
325 reviews
Japan Airlines
8.3
Very good
1,459 reviews

Food

7.7

Boarding

8.4

Comfort

8.2

Overall

8.3

Crew

8.7

Entertainment

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Nov 2024

HKG - NRT

Online check in and seat selection was tricky. Also I received some emails from Japan Airlines in Japanese with no English selection which worried me. I still don’t know what they said. The service at check in and onboard was very courteous and polite, and staff was helpful.

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.

  • 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 $1,006. Other airlines that can offer you cheap pricing are KLM, from $1,024, and Singapore Airlines, from $1,029. Users have found that Air India is 20% 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 Air India, which is currently one of the cheapest options available, starting at $596. Qatar Airways flights start at $597 while deals on IndiGo start at $658 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, January is the cheapest month in which you can book a flight from Kolkata to San Francisco (average of $276). Flying from Kolkata to San Francisco in June is currently the most expensive (average of $393). 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 Kolkata?

Book flights to Kolkata if you plan to visit one of these locations
Roseville
Mountain View
Santa Cruz
Livermore
South San Francisco
Turlock
Manteca
Fairfield
Richmond
Watsonville
Hollister
Newark
Milpitas
Antioch
Sausalito
Hayward
Alameda
Sunnyvale
Campbell
Daly City

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.

Alternative routes for Kolkata to San Francisco

See prices for flight routes from nearby airports that may be better suited for you.
Kolkata to San Jose flights
Kolkata to Los Angeles flights
Kolkata to Las Vegas flights
Kolkata to Oakland flights
Kolkata to San Diego flights

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 abril 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$757Average$1,242FlexibilityNo cancel feeOn-time81%
Air IndiaCheapest$814Average$1,117FlexibilityNo cancel feeOn-timeN/A
Qatar AirwaysCheapest$1,073Average$1,591FlexibilityNo cancel feeOn-time68%
EmiratesCheapest$1,151Average$1,320FlexibilityNo cancel feeOn-time75%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.