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Cheap flights from San Francisco to Kolkata from $439

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to Kolkata departing on 2/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from San Francisco to Kolkata

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air India Logo
10:40 pm - 4:50 pmSFO-CCU
28h 40m2 stops
Air India Logo
5:00 am - 5:00 pmCCU-SFO
25h 30m1 stop
$903Air India
Find Deal
Tue, Jan 6 - Wed, Feb 11
Air India Logo
9:00 pm - 9:50 amSFO-CCU
23h 20m1 stop
Air India Logo
10:00 pm - 7:45 amCCU-SFO
22h 15m1 stop
$907Air India
Find Deal
Sat, Feb 7 - Tue, Mar 10
Multiple Airlines Logo
9:40 am - 10:25 pmSFO-CCU
23h 15m1 stop
Multiple Airlines Logo
11:40 pm - 4:14 pmCCU-SFO
30h 04m3 stops
$913Multiple Airlines
Find Deal
Sat, Feb 21 - Sat, Feb 28
Singapore Airlines Logo
9:40 am - 10:25 pmSFO-CCU
23h 15m1 stop
Singapore Airlines Logo
11:40 pm - 8:50 amCCU-SFO
21h 40m1 stop
$928Singapore Airlines
Find Deal
Sun, Feb 8 - Mon, Mar 9
Multiple Airlines Logo
1:10 pm - 3:45 pmSFO-CCU
37h 05m2 stops
Multiple Airlines Logo
11:40 pm - 7:50 amCCU-SFO
21h 40m1 stop
$932Multiple Airlines
Find Deal
Sat, Nov 8 - Sun, Nov 23
IndiGo Logo
1:10 pm - 3:45 pmSFO-CCU
37h 05m2 stops
IndiGo Logo
8:45 pm - 4:45 pmCCU-SFO
33h 30m2 stops
$939IndiGo
Find Deal
Sat, Nov 15 - Wed, Dec 3
IndiGo Logo
1:10 pm - 3:50 pmSFO-CCU
37h 10m2 stops
IndiGo Logo
8:45 pm - 4:45 pmCCU-SFO
33h 30m2 stops
$944IndiGo
Find Deal
Sat, Nov 8 - Wed, Nov 19
SWISS Logo
7:25 pm - 9:00 amSFO-CCU
48h 05m2 stops
SWISS Logo
9:20 pm - 1:20 pmCCU-SFO
29h 30m3 stops
$948SWISS
Find Deal
Tue, Nov 4 - Wed, Nov 19
SWISS Logo
7:25 pm - 9:00 amSFO-CCU
48h 05m2 stops
SWISS Logo
9:20 pm - 4:30 pmCCU-SFO
32h 40m2 stops
$967SWISS
Find Deal
Tue, Nov 4 - Thu, Nov 20
Singapore Airlines Logo
9:40 am - 10:25 pmSFO-CCU
23h 15m1 stop
Singapore Airlines Logo
11:40 pm - 8:50 amCCU-SFO
21h 40m1 stop
$980Singapore Airlines
Find Deal
Fri, Feb 6 - Tue, Mar 10

IndiGo flights from San Francisco to Kolkata

Our best IndiGo deals on San Francisco to Kolkata flight tickets
IndiGo
Nov 15
SFO1:10 pmSan Francisco
37h 05m
2 stops
CCU3:45 pmKolkata Netaji S. Chandra
Dec 3
CCU8:45 pmKolkata Netaji S. Chandra
33h 30m
2 stops
SFO4:45 pmSan Francisco
$939
Find similar
IndiGo
Nov 8
SFO1:10 pmSan Francisco
37h 10m
2 stops
CCU3:50 pmKolkata Netaji S. Chandra
Nov 19
CCU8:45 pmKolkata Netaji S. Chandra
33h 30m
2 stops
SFO4:45 pmSan Francisco
$944
Find similar
IndiGo
Oct 20
SFO6:45 pmSan Francisco
32h 20m
2 stops
CCU3:35 pmKolkata Netaji S. Chandra
Nov 3
CCU8:45 pmKolkata Netaji S. Chandra
33h 30m
2 stops
SFO4:45 pmSan Francisco
$964
Find similar

Air India flights from San Francisco to Kolkata

Our best Air India deals on San Francisco to Kolkata flight tickets
Air India
Jan 6
SFO10:40 pmSan Francisco
28h 40m
2 stops
CCU4:50 pmKolkata Netaji S. Chandra
Feb 11
CCU5:00 amKolkata Netaji S. Chandra
25h 30m
1 stop
SFO5:00 pmSan Francisco
$903
Find similar
Air India
Feb 7
SFO9:00 pmSan Francisco
23h 20m
1 stop
CCU9:50 amKolkata Netaji S. Chandra
Mar 10
CCU10:00 pmKolkata Netaji S. Chandra
22h 15m
1 stop
SFO7:45 amSan Francisco
$907
Find similar
Air India
Jan 15
SFO9:00 pmSan Francisco
23h 20m
1 stop
CCU9:50 amKolkata Netaji S. Chandra
Jan 20
CCU9:00 pmKolkata Netaji S. Chandra
23h 15m
1 stop
SFO6:45 amSan Francisco
$910
Find similar

momondo Fare Finder

 
Customize 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, momondo users made 832,500 searches. Data last updated October 9, 2025.
Use the filters below to find and compare flights from San Francisco to Kolkata that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoKolkata

SFO - CCU

SFOCCU

San Francisco

Tue 1/6

10:40 pm-4:50 pm

2 stops28h 40m

Kolkata Netaji S. Chandra

Wed 2/11

5:00 am-5:00 pm

1 stop25h 30m

$903

San FranciscoKolkata

SFO - CCU

SFOCCU

San Francisco

Sat 2/7

9:00 pm-9:50 am

1 stop23h 20m

Kolkata Netaji S. Chandra

Tue 3/10

10:00 pm-7:45 am

1 stop22h 15m

$907

San FranciscoKolkata

SFO - CCU

SFOCCU

San Francisco

Sat 2/21

9:40 am-10:25 pm

1 stop23h 15m

Kolkata Netaji S. Chandra

Sat 2/28

11:40 pm-4:14 pm

3 stops30h 04m

$913

San FranciscoKolkata

SFO - CCU

SFOCCU

San Francisco

Sun 2/8

9:40 am-10:25 pm

1 stop23h 15m

Kolkata Netaji S. Chandra

Mon 3/9

11:40 pm-8:50 am

1 stop21h 40m

$928

San FranciscoKolkata

SFO - CCU

SFOCCU

San Francisco

Sat 11/8

1:10 pm-3:45 pm

2 stops37h 05m

Kolkata Netaji S. Chandra

Sun 11/23

11:40 pm-7:50 am

1 stop21h 40m

$932

San FranciscoKolkata

SFO - CCU

SFOCCU

San Francisco

Sat 11/15

1:10 pm-3:45 pm

2 stops37h 05m

Kolkata Netaji S. Chandra

Wed 12/3

8:45 pm-4:45 pm

2 stops33h 30m

$939

San FranciscoKolkata

SFO - CCU

SFOCCU

San Francisco

Sat 11/8

1:10 pm-3:50 pm

2 stops37h 10m

Kolkata Netaji S. Chandra

Wed 11/19

8:45 pm-4:45 pm

2 stops33h 30m

$944

San FranciscoKolkata

SFO - CCU

SFOCCU

San Francisco

Tue 11/4

7:25 pm-9:00 am

2 stops48h 05m

Kolkata Netaji S. Chandra

Wed 11/19

9:20 pm-1:20 pm

3 stops29h 30m

$948

San FranciscoKolkata

SFO - CCU

SFOCCU

San Francisco

Tue 11/4

7:25 pm-9:00 am

2 stops48h 05m

Kolkata Netaji S. Chandra

Thu 11/20

9:20 pm-4:30 pm

2 stops32h 40m

$967

San FranciscoKolkata

SFO - CCU

SFOCCU

San Francisco

Fri 2/6

9:40 am-10:25 pm

1 stop23h 15m

Kolkata Netaji S. Chandra

Tue 3/10

11:40 pm-8:50 am

1 stop21h 40m

$980

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Kolkata from

How to get the cheapest flight ticket from San Francisco to Kolkata

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Kolkata?

The month of September is, on average, the cheapest month to fly to Kolkata from San Francisco, with most prices found around $863. If you aren’t able to travel during the month of September, then book flights to Kolkata from San Francisco during August instead. Flights to Kolkata in August, while not as cheap as those in September, still average around $897.

What is the cheapest day to depart on your flight to Kolkata?

On average, the least expensive day to fly to Kolkata from San Francisco is on a Saturday. momondo users have found tickets for Saturday departures for as low as $911. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to Kolkata on Monday is $1,011.

What is the cheapest time of day to depart on your flight to Kolkata?

In the morning is the cheapest time of day to fly from San Francisco to Kolkata when you can find flight prices for as low as $917. Flying to Kolkata in the morning is an ideal time because this is during off-peak travel hours. Flights to Kolkata are more costly in the afternoon, with an average ticket price of $1,519. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest San Francisco to Kolkata Netaji S. Chandra flight route?

Fly from San Francisco to Kolkata Netaji S. Chandra for the best San Francisco - Kolkata Netaji S. Chandra flight prices

How far in advance should I book a flight to Kolkata?

You are more likely to see cheaper flights to Kolkata from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to Kolkata for around $1,168 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Kolkata from San Francisco for as low as $940 on momondo.

What cabin class options are available on San Francisco to Kolkata Netaji S. Chandra flights?

There are 3 cabin classes available to choose from on San Francisco to Kolkata Netaji S. Chandra flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have San Francisco to Kolkata flight prices changed over time?

As of October 2025, prices for San Francisco to Kolkata flights are approximately 38% cheaper when compared to flights at the same time last year.

When to book flights from San Francisco to Kolkata

Are you open to changing your travel dates? Check out the ideal times to fly from San Francisco to Kolkata according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Francisco to Kolkata (SFO to CCU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Francisco to Kolkata

Best Price Found

$357

Direct flights

None
The best one-way flight to Kolkata from San Francisco in the past 72 hours is $357. The best round-trip flight deal from San Francisco to Kolkata found on momondo in the last 72 hours is $706.
There are no direct flights from San Francisco to Kolkata. Popular non-direct route for this connection is San Francisco Airport - Kolkata Netaji S. Chandra Airport.
Search flight deals

  • How far is San Francisco to Kolkata Netaji S. Chandra by plane?

    There are 7807.1 mi between San Francisco and Kolkata Netaji S. Chandra. Flights usually cover this in 23h 15m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from San Francisco Airport to Kolkata Netaji S. Chandra Airport?

    Prices for flights from San Francisco Airport to Kolkata Netaji S. Chandra Airport are updated daily.

  • How many operators does momondo search for flights from San Francisco Airport to Kolkata Netaji S. Chandra Airport?

  • How old do you have to be to fly from San Francisco Airport to Kolkata Netaji S. Chandra Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Francisco Airport to Kolkata Netaji S. Chandra Airport.

  • What documentation or ID do you need to fly to Kolkata Netaji S. Chandra Airport?

    The travel and health documents required for your trip to Kolkata Netaji S. Chandra Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Kolkata Netaji S. Chandra Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from San Francisco to Kolkata?

  • What is the most popular airline from San Francisco to Kolkata?

Best airlines flying from San Francisco to Kolkata

Compare and see reviews for airlines that fly from San Francisco to Kolkata with momondo
Airline
Rating
Free Cancellation
Price
Singapore AirlinesPriceFrom $702Free CancellationRating
8.1
1,377 reviews
Search Singapore Airlines flights
Air IndiaPriceFrom $753Free CancellationRating
5.5
2,936 reviews
Search Air India flights
Qatar AirwaysPriceFrom $942Free CancellationRating
7.4
3,644 reviews
Search Qatar Airways flights
IndiGoPriceFrom $1,160Free CancellationRating
6.9
487 reviews
Search IndiGo flights
Turkish AirlinesPriceFrom $1,260Free CancellationRating
7.3
3,996 reviews
Search Turkish Airlines flights
EmiratesPriceFrom $1,319Free CancellationRating
8.1
3,370 reviews
Search Emirates flights

  • Air India Flights From San Francisco to Kolkata

    Air India flight deals from San Francisco to Kolkata start from $753 round-trip. Over the 4 Air India flights for this route in a normal week, average airfare is usually $1,230 round-trip - but some users have found much cheaper deals with momondo.

Why use momondo?

Why should I use momondo to find a flight deal from San Francisco to Kolkata?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from San Francisco to Kolkata for you.

Can I find flights from San Francisco to Kolkata with flexible booking policies on momondo?

All flight searches from San Francisco to Kolkata on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from San Francisco to Kolkata?

Once you have performed a search for San Francisco to Kolkata flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from San Francisco to Kolkata right now. Can momondo alert me if prices change?

If you are not ready to book a flight from San Francisco to Kolkata now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Kolkata and let you know when they change.

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