$516+ 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 4/5. Fares are subject to change and may not be available on all flights or dates of travel.
CCU — SFO
Mar 11 — Mar 181
1 adult, Economy
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Cheapest flights from Kolkata to San FranciscoExplore 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 February 9, 2026.
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 February 9, 2026.
This FlightHub deal was found by Cheapflights users on 2/9. 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 6/111:30 pm
CCU
- SFO
1 stop22h 50m
Singapore Airlines
Mon 8/1011:45 am
SFO
- CCU
1 stop22h 20m
Singapore Airlines
Deal found 2/9![Singapore Airlines logo]()
$659
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/411:30 pm
CCU
- SFO
1 stop22h 50m
Singapore Airlines
Thu 8/1311:45 am
SFO
- CCU
1 stop22h 20m
Singapore Airlines
Deal found 2/8![Singapore Airlines logo]()
$665
This EaseMyTrip deal was found by Cheapflights users on 2/9. 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.
Wed 5/611:40 pm
CCU
- SFO
1 stop22h 00m
Singapore Airlines
Sun 8/211:45 am
SFO
- CCU
1 stop22h 20m
Singapore Airlines
Deal found 2/9![Singapore Airlines logo]()
$742
This Singapore Airlines deal was found by Cheapflights users on 2/9. 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.
Wed 6/1711:40 pm
CCU
- SFO
1 stop22h 40m
Singapore Airlines
Fri 8/2111:45 am
SFO
- CCU
1 stop22h 00m
Singapore Airlines
Deal found 2/9![Singapore Airlines logo]()
$743
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/311:40 pm
CCU
- SFO
1 stop22h 40m
Singapore Airlines
Sun 8/911:45 am
SFO
- CCU
1 stop22h 20m
Singapore Airlines
Deal found 2/8![Singapore Airlines logo]()
$759
This Singapore Airlines deal was found by Cheapflights users on 2/6. 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.
Mon 5/1111:30 pm
CCU
- SFO
1 stop22h 10m
Singapore Airlines
Mon 7/2011:45 am
SFO
- CCU
1 stop22h 20m
Singapore Airlines
Deal found 2/6![Singapore Airlines logo]()
$783
This FlightHub deal was found by Cheapflights users on 2/8. 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.
Tue 6/211:30 pm
CCU
- SFO
1 stop22h 50m
Singapore Airlines
Tue 8/1111:45 am
SFO
- CCU
1 stop22h 00m
Singapore Airlines
Deal found 2/8![Singapore Airlines logo]()
$798
This Singapore Airlines deal was found by Cheapflights users on 2/8. 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.
Thu 6/411:30 pm
CCU
- SFO
1 stop22h 50m
Singapore Airlines
Tue 8/1111:45 am
SFO
- CCU
1 stop22h 00m
Singapore Airlines
Deal found 2/8![Singapore Airlines logo]()
$810
This Singapore Airlines deal was found by Cheapflights users on 2/7. 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.
Wed 3/1811:40 pm
CCU
- SFO
1 stop45h 40m
Singapore Airlines
Tue 4/2811:00 am
SFO
- CCU
1 stop22h 45m
Singapore Airlines
Deal found 2/7![Singapore Airlines logo]()
$822
This Air France deal was found by Cheapflights users on 2/6. 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.
Tue 4/74:20 pm
CCU
- SFO
2 stops33h 00m
Multiple Airlines
Wed 9/161:45 pm
SFO
- CCU
2 stops30h 50m
Multiple Airlines
Deal found 2/6![Multiple Airlines logo]()
$860
This KLM deal was found by Cheapflights users on 2/6. 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.
Tue 3/108:15 pm
CCU
- SFO
2 stops29h 05m
KLM
Tue 4/281:45 pm
SFO
- CCU
2 stops30h 10m
KLM
Deal found 2/6![KLM logo]()
$861
Best flights from Kolkata to San FranciscoDiscover carefully curated flight deals from Kolkata to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 9, 2026.
Discover carefully curated flight deals from Kolkata to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 9, 2026.
This Singapore Airlines deal was found by Cheapflights users on 2/8. 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.
Sun 5/2411:40 pm
CCU
- SFO
1 stop46h 00m
Singapore Airlines
Sun 8/211:45 am
SFO
- CCU
1 stop22h 20m
Singapore Airlines
Deal found 2/8![Singapore Airlines logo]()
$822
This KLM deal was found by Cheapflights users on 2/6. 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.
Thu 3/128:15 pm
CCU
- SFO
2 stops29h 05m
KLM
Tue 4/281:45 pm
SFO
- CCU
2 stops30h 10m
KLM
Deal found 2/6![KLM logo]()
$861
This KLM deal was found by Cheapflights users on 2/6. 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.
Mon 5/117:00 pm
CCU
- SFO
2 stops29h 15m
Multiple Airlines
Mon 7/208:10 pm
SFO
- CCU
2 stops44h 50m
Multiple Airlines
Deal found 2/6![Multiple Airlines logo]()
$873
This Qatar Airways deal was found by Cheapflights users on 2/8. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/274:00 am
CCU
- SFO
1 stop22h 05m
Qatar Airways
Sun 8/23:55 pm
SFO
- CCU
1 stop22h 05m
Qatar Airways
Deal found 2/8![Qatar Airways logo]()
$1,092
This Emirates deal was found by Cheapflights users on 2/6. 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.
Sun 3/88:25 pm
CCU
- SFO
1 stop29h 55m
Emirates
Tue 4/285:05 pm
SFO
- CCU
1 stop26h 35m
Emirates
Deal found 2/6![Emirates logo]()
$1,147
This KLM deal was found by Cheapflights users on 2/6. 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.
Mon 4/207:00 pm
CCU
- SFO
2 stops30h 20m
KLM
Wed 9/161:45 pm
SFO
- CCU
2 stops30h 10m
KLM
Deal found 2/6![KLM logo]()
$911
This KLM deal was found by Cheapflights users on 2/6. 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.
Thu 4/237:00 pm
CCU
- SFO
2 stops29h 15m
KLM
Tue 9/151:45 pm
SFO
- CCU
2 stops29h 15m
KLM
Deal found 2/6![KLM logo]()
$967
This Qatar Airways deal was found by Cheapflights users on 2/8. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/264:00 am
CCU
- SFO
1 stop22h 05m
Qatar Airways
Sun 8/23:55 pm
SFO
- CCU
1 stop22h 05m
Qatar Airways
Deal found 2/8![Qatar Airways logo]()
$1,092
This Qatar Airways deal was found by Cheapflights users on 2/8. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/264:00 am
CCU
- SFO
1 stop22h 05m
Qatar Airways
Tue 8/411:45 am
SFO
- CCU
2 stops26h 15m
Qatar Airways
Deal found 2/8![Qatar Airways logo]()
$1,129
This KLM deal was found by Cheapflights users on 2/8. 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.
Sat 5/237:00 pm
CCU
- SFO
2 stops29h 15m
KLM
Sun 8/21:45 pm
SFO
- CCU
2 stops30h 10m
KLM
Deal found 2/8![KLM logo]()
$1,098
This Qatar Airways deal was found by Cheapflights users on 2/8. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/274:00 am
CCU
- SFO
1 stop22h 05m
Qatar Airways
Tue 8/411:45 am
SFO
- CCU
2 stops26h 15m
Qatar Airways
Deal found 2/8![Qatar Airways logo]()
$1,129
This Qatar Airways deal was found by Cheapflights users on 2/8. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/113:25 am
CCU
- SFO
2 stops27h 35m
Qatar Airways
Mon 3/303:55 pm
SFO
- CCU
1 stop22h 05m
Qatar Airways
Deal found 2/8![Qatar Airways logo]()
$1,134
Last-minute flights from Kolkata to San FranciscoDiscover last-minute flight deals from Kolkata to San Francisco. Data last updated February 9, 2026 and is based on user searches.
Discover last-minute flight deals from Kolkata to San Francisco. Data last updated February 9, 2026 and is based on user searches.
This Emirates deal was found by Cheapflights users on 2/6. 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.
Fri 2/131:25 am
CCU
- SFO
1 stop24h 55m
Emirates
Wed 2/183:40 pm
SFO
- CCU
1 stop43h 15m
Emirates
Deal found 2/6![Emirates logo]()
$1,501
This Japan Airlines deal was found by Cheapflights users on 2/6. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/171:40 am
CCU
- SFO
2 stops46h 15m
Japan Airlines
Sat 2/2111:40 am
SFO
- CCU
2 stops42h 45m
Japan Airlines
Deal found 2/6![Japan Airlines logo]()
$1,278
This Emirates deal was found by Cheapflights users on 2/5. 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.
Wed 2/189:15 am
CCU
- SFO
1 stop41h 05m
Emirates
Sat 2/213:40 pm
SFO
- CCU
1 stop26h 30m
Emirates
Deal found 2/5![Emirates logo]()
$1,190
This American Airlines deal was found by Cheapflights users on 2/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/186:00 pm
CCU
- SFO
2 stops44h 22m
American Airlines
Sat 2/211:30 pm
SFO
- CCU
2 stops49h 40m
American Airlines
Deal found 2/8![American Airlines logo]()
$1,248
One-way flights from Kolkata to San FranciscoSearch for one-way flight options from Kolkata to San Francisco. Find affordable one-way fares based on user searches. Data last updated February 9, 2026.
Search for one-way flight options from Kolkata to San Francisco. Find affordable one-way fares based on user searches. Data last updated February 9, 2026.
This oojo deal was found by Cheapflights users on 2/7. 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.
Sun 4/510:00 pm
CCU
- SFO
1 stop21h 30m
Air India
Deal found 2/7![Air India logo]()
$516
This FlightHub deal was found by Cheapflights users on 2/8. 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.
Tue 3/318:30 am
CCU
- SFO
1 stop35h 00m
Air India
Deal found 2/8![Air India logo]()
$526
This FlightHub deal was found by Cheapflights users on 2/7. 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.
Wed 4/110:00 pm
CCU
- SFO
1 stop21h 30m
Air India
Deal found 2/7![Air India logo]()
$530
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2010:05 pm
CCU
- SFO
3 stops47h 35m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$532
This Kiwi.com deal was found by Cheapflights users on 2/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/112:30 am
CCU
- SFO
1 stop27h 35m
Air India
Deal found 2/7![Air India logo]()
$538
This Indian Eagle deal was found by Cheapflights users on 2/8. 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 Indian Eagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/3010:00 pm
CCU
- SFO
1 stop30h 05m
Air India
Deal found 2/8![Air India logo]()
$540
This Air India deal was found by Cheapflights users on 2/5. 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 4/141:30 pm
CCU
- SFO
1 stop30h 00m
Air India
Deal found 2/5![Air India logo]()
$541
This FlightHub deal was found by Cheapflights users on 2/8. 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 2/166:00 am
CCU
- SFO
3 stops46h 00m
Air India
Deal found 2/8![Air India logo]()
$557
This Indian Eagle deal was found by Cheapflights users on 2/6. 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 Indian Eagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1010:00 pm
CCU
- SFO
1 stop27h 55m
Air India
Deal found 2/6![Air India logo]()
$558
This Indian Eagle deal was found by Cheapflights users on 2/5. 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 Indian Eagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/43:55 pm
CCU
- SFO
1 stop34h 00m
Air India
Deal found 2/5![Air India logo]()
$559
This FlightHub deal was found by Cheapflights users on 2/8. 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 5/1010:05 pm
CCU
- SFO
2 stops45h 25m
Air India
Deal found 2/8![Air India logo]()
$561
This Kiwi.com deal was found by Cheapflights users on 2/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/31:05 am
CCU
- SFO
3 stops31h 10m
Multiple Airlines
Deal found 2/7![Multiple Airlines logo]()
$565
Find 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 February 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $659 (FlightHub) |
One-way from | $516 (oojo) |
Popular in | January |
Cheapest in | November |
Average price | $1,474 |
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 February 9, 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
Sun 5/24
11:40 pm-9:10 am
1 stop46h 00m
San Francisco
Sun 8/2
11:45 am-10:35 pm
1 stop22h 20m
$822
KolkataSan Francisco
CCU - SFO
CCUSFO
Kolkata Netaji S. Chandra
Thu 3/12
8:15 pm-12:50 pm
2 stops29h 05m
San Francisco
Tue 4/28
1:45 pm-8:25 am
2 stops30h 10m
$861
KolkataSan Francisco
CCU - SFO
CCUSFO
Kolkata Netaji S. Chandra
Mon 5/11
7:00 pm-11:45 am
2 stops29h 15m
San Francisco
Mon 7/20
8:10 pm-5:30 am
2 stops44h 50m
$873
KolkataSan Francisco
CCU - SFO
CCUSFO
Kolkata Netaji S. Chandra
Mon 4/20
7:00 pm-12:50 pm
2 stops30h 20m
San Francisco
Wed 9/16
1:45 pm-8:25 am
2 stops30h 10m
$911
KolkataSan Francisco
CCU - SFO
CCUSFO
Kolkata Netaji S. Chandra
Thu 4/23
7:00 pm-11:45 am
2 stops29h 15m
San Francisco
Tue 9/15
1:45 pm-7:30 am
2 stops29h 15m
$967
KolkataSan Francisco
CCU - SFO
CCUSFO
Kolkata Netaji S. Chandra
Wed 5/27
4:00 am-1:35 pm
1 stop22h 05m
San Francisco
Sun 8/2
3:55 pm-2:30 am
1 stop22h 05m
$1,092
KolkataSan Francisco
CCU - SFO
CCUSFO
Kolkata Netaji S. Chandra
Tue 5/26
4:00 am-1:35 pm
1 stop22h 05m
San Francisco
Sun 8/2
3:55 pm-2:30 am
1 stop22h 05m
$1,092
KolkataSan Francisco
CCU - SFO
CCUSFO
Kolkata Netaji S. Chandra
Sat 5/23
7:00 pm-11:45 am
2 stops29h 15m
San Francisco
Sun 8/2
1:45 pm-8:25 am
2 stops30h 10m
$1,098
KolkataSan Francisco
CCU - SFO
CCUSFO
Kolkata Netaji S. Chandra
Tue 5/26
4:00 am-1:35 pm
1 stop22h 05m
San Francisco
Tue 8/4
11:45 am-2:30 am
2 stops26h 15m
$1,129
KolkataSan Francisco
CCU - SFO
CCUSFO
Kolkata Netaji S. Chandra
Wed 5/27
4:00 am-1:35 pm
1 stop22h 05m
San Francisco
Tue 8/4
11:45 am-2:30 am
2 stops26h 15m
$1,129
Showing 1-10 of 24 results
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 February.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- 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 FlightHub the most. FlightHub 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.
CCU-SFO
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
Prices
Delays
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 February 6, 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 88 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 $238). 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.
How often are flights from Kolkata to San Francisco delayed?
About 34% of weekly flights between Kolkata and San Francisco have experienced delays in the past year, with the average delay time being 199 minutes.
What is the most punctual flight time for Kolkata to San Francisco flights?
Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Friday tends to have the lowest number of delays on this route, whereas Saturday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Kolkata to San Francisco flights?
Over the last year, Air India have had the lowest number of delays on this route, with just 34% of flights being delayed.
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 February 9, 2026.
Peruse reviews from past customers who have flown with Singapore Airlines, Emirates, 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.
Entertainment
8.0
Crew
8.6
Overall
8.2
Boarding
8.3
Food
7.8
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Dec 2024
NRT - LAX
Entertainment
8.0
Crew
8.6
Overall
8.2
Boarding
8.3
Food
7.8
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Dec 2024
NRT - LAX
Entertainment
8.0
Crew
8.6
Overall
8.2
Boarding
8.3
Food
7.8
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Dec 2024
NRT - LAX
Entertainment
8.0
Crew
8.6
Overall
8.2
Boarding
8.3
Food
7.8
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Dec 2024
NRT - LAX
Entertainment
8.0
Crew
8.6
Overall
8.2
Boarding
8.3
Food
7.8
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Dec 2024
NRT - LAX
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.
Traveling to a place near San Francisco?
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San Bruno
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San Carlos
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Davis
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Redwood City
Manteca
Union City
Elk Grove
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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 February 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$706 | Average$1,074 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$753 | Average$989 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$1,008 | Average$1,233 | FlexibilityNo cancel fee | On-time68% | |
| Cheapest$1,148 | Average$1,279 | FlexibilityNo cancel fee | On-time75% |