Cheap flights from San Francisco to Kolkata from $363

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 9/25. 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 (SFO-CCU)

Cheap round-trip flights

Air India Logo
9:30 pm - 9:00 amSFO-CCU
23h 00m1 stop
Air India Logo
7:50 am - 5:00 pmCCU-SFO
22h 40m1 stop
$815Air India
Find Deal
Thu, Oct 30 - Wed, Nov 19
Singapore Airlines Logo
9:40 am - 10:25 pmSFO-CCU
23h 15m1 stop
Singapore Airlines Logo
11:40 pm - 7:50 amCCU-SFO
21h 40m1 stop
$818Singapore Airlines
Find Deal
Tue, Nov 11 - Wed, Dec 3
Air India Logo
9:00 pm - 10:10 amSFO-CCU
24h 40m1 stop
Air India Logo
3:40 pm - 5:00 pmCCU-SFO
38h 50m1 stop
$826Air India
Find Deal
Mon, Oct 27 - Tue, Nov 11
 Logo
11:55 pm - 11:59 pmSFO-CCU
35h 34m2 stops
 Logo
12:30 am - 8:50 pmCCU-SFO
32h 50m2 stops
Wed, Sep 24 - Wed, Oct 8
Air India Logo
9:00 pm - 10:10 amSFO-CCU
23h 40m1 stop
Air India Logo
6:30 pm - 5:00 pmCCU-SFO
36h 00m1 stop
$842Air India
Find Deal
Mon, Nov 10 - Wed, Dec 3
 Logo
10:40 am - 10:25 pmSFO-CCU
23h 15m1 stop
 Logo
11:40 pm - 3:43 pmCCU-SFO
29h 33m2 stops
Tue, Oct 28 - Wed, Nov 12
Air India Logo
10:00 am - 11:30 pmSFO-CCU
25h 00m1 stop
Air India Logo
12:40 pm - 7:00 amCCU-SFO
30h 50m1 stop
$846Air India
Find Deal
Fri, Sep 12 - Thu, Oct 9
Singapore Airlines Logo
11:30 am - 10:15 pmSFO-CCU
22h 15m1 stop
Singapore Airlines Logo
11:40 pm - 1:50 pmCCU-SFO
27h 40m2 stops
$857Singapore Airlines
Find Deal
Tue, Oct 21 - Mon, Nov 17
American Airlines Logo
10:12 am - 4:40 amSFO-CCU
29h 58m2 stops
American Airlines Logo
6:00 pm - 11:53 amCCU-SFO
31h 23m2 stops
$930American Airlines
Find Deal
Tue, Oct 28 - Wed, Nov 12
IndiGo Logo
6:45 pm - 8:15 pmSFO-CCU
37h 00m2 stops
IndiGo Logo
11:30 pm - 4:40 pmCCU-SFO
29h 40m2 stops
$938IndiGo
Find Deal
Sun, Sep 7 - Mon, Sep 22

Singapore Airlines flights from San Francisco to Kolkata

Our best Singapore Airlines deals on San Francisco to Kolkata flight tickets
Singapore Airlines
Nov 11
SFO9:40 amSan Francisco
23h 15m
1 stop
CCU10:25 pmKolkata Netaji S. Chandra
Dec 3
CCU11:40 pmKolkata Netaji S. Chandra
21h 40m
1 stop
SFO7:50 amSan Francisco
Singapore Airlines
Oct 21
SFO11:30 amSan Francisco
22h 15m
1 stop
CCU10:15 pmKolkata Netaji S. Chandra
Nov 17
CCU11:40 pmKolkata Netaji S. Chandra
27h 40m
2 stops
SFO1:50 pmSan Francisco
Singapore Airlines
Nov 12
SFO9:40 amSan Francisco
23h 15m
1 stop
CCU10:25 pmKolkata Netaji S. Chandra
Dec 11
CCU11:40 pmKolkata Netaji S. Chandra
21h 40m
1 stop
SFO7:50 amSan Francisco

IndiGo flights from San Francisco to Kolkata

Our best IndiGo deals on San Francisco to Kolkata flight tickets
IndiGo
Sep 7
SFO6:45 pmSan Francisco
37h 00m
2 stops
CCU8:15 pmKolkata Netaji S. Chandra
Sep 22
CCU11:30 pmKolkata Netaji S. Chandra
29h 40m
2 stops
SFO4:40 pmSan Francisco
IndiGo
Sep 8
SFO6:45 pmSan Francisco
35h 30m
2 stops
CCU6:45 pmKolkata Netaji S. Chandra
Sep 23
CCU11:30 pmKolkata Netaji S. Chandra
29h 40m
2 stops
SFO4:40 pmSan Francisco
IndiGo
Sep 8
SFO6:45 pmSan Francisco
35h 30m
2 stops
CCU6:45 pmKolkata Netaji S. Chandra
Sep 22
CCU2:00 amKolkata Netaji S. Chandra
27h 10m
2 stops
SFO4:40 pmSan Francisco

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 August 25, 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

Thu 10/30

9:30 pm-9:00 am

1 stop23h 00m

Kolkata Netaji S. Chandra

Wed 11/19

7:50 am-5:00 pm

1 stop22h 40m

$815

San FranciscoKolkata

SFO - CCU

SFOCCU

San Francisco

Tue 11/11

9:40 am-10:25 pm

1 stop23h 15m

Kolkata Netaji S. Chandra

Wed 12/3

11:40 pm-7:50 am

1 stop21h 40m

$818

San FranciscoKolkata

SFO - CCU

SFOCCU

San Francisco

Mon 10/27

9:00 pm-10:10 am

1 stop24h 40m

Kolkata Netaji S. Chandra

Tue 11/11

3:40 pm-5:00 pm

1 stop38h 50m

$826

San FranciscoKolkata

SFO - CCU

SFOCCU

San Francisco

Wed 9/24

11:55 pm-11:59 pm

2 stops35h 34m

Kolkata Netaji S. Chandra

Wed 10/8

12:30 am-8:50 pm

2 stops32h 50m

$835

San FranciscoKolkata

SFO - CCU

SFOCCU

San Francisco

Mon 11/10

9:00 pm-10:10 am

1 stop23h 40m

Kolkata Netaji S. Chandra

Wed 12/3

6:30 pm-5:00 pm

1 stop36h 00m

$842

San FranciscoKolkata

SFO - CCU

SFOCCU

San Francisco

Tue 10/28

10:40 am-10:25 pm

1 stop23h 15m

Kolkata Netaji S. Chandra

Wed 11/12

11:40 pm-3:43 pm

2 stops29h 33m

$844

San FranciscoKolkata

SFO - CCU

SFOCCU

San Francisco

Fri 9/12

10:00 am-11:30 pm

1 stop25h 00m

Kolkata Netaji S. Chandra

Thu 10/9

12:40 pm-7:00 am

1 stop30h 50m

$846

San FranciscoKolkata

SFO - CCU

SFOCCU

San Francisco

Tue 10/21

11:30 am-10:15 pm

1 stop22h 15m

Kolkata Netaji S. Chandra

Mon 11/17

11:40 pm-1:50 pm

2 stops27h 40m

$857

San FranciscoKolkata

SFO - CCU

SFOCCU

San Francisco

Tue 10/28

10:12 am-4:40 am

2 stops29h 58m

Kolkata Netaji S. Chandra

Wed 11/12

6:00 pm-11:53 am

2 stops31h 23m

$930

San FranciscoKolkata

SFO - CCU

SFOCCU

San Francisco

Sun 9/7

6:45 pm-8:15 pm

2 stops37h 00m

Kolkata Netaji S. Chandra

Mon 9/22

11:30 pm-4:40 pm

2 stops29h 40m

$938

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 $854. 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 $926.

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 $1,248. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to Kolkata on Thursday is $1,329.

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

At noon is the cheapest time of day to fly from San Francisco to Kolkata when you can find flight prices for as low as $1,127. Flying to Kolkata at noon 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 $1,172 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 $933 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 August 2025, prices for San Francisco to Kolkata flights are approximately 2% 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

$422

Direct flights

None
The best one-way flight to Kolkata from San Francisco in the past 72 hours is $422. The best round-trip flight deal from San Francisco to Kolkata found on momondo in the last 72 hours is $699.
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.
  • 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 22h 00m, 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 $705Free CancellationRating
8.1
1,352 reviews
Search Singapore Airlines flights
Air IndiaPriceFrom $760Free CancellationRating
5.5
2,929 reviews
Search Air India flights
LufthansaPriceFrom $821Free CancellationRating
6.8
7,359 reviews
Search Lufthansa flights
Qatar AirwaysPriceFrom $968Free CancellationRating
7.4
3,608 reviews
Search Qatar Airways flights
IndiGoPriceFrom $1,160Free CancellationRating
6.8
481 reviews
Search IndiGo flights
EmiratesPriceFrom $1,280Free CancellationRating
8.1
3,318 reviews
Search Emirates flights
  • Air India Flights From San Francisco to Kolkata

    Air India flight deals from San Francisco to Kolkata start from $760 round-trip. Over the 7 Air India flights for this route in a normal week, average airfare is usually $1,229 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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Sat 8/30
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