In terms of precipitation, rainfall in Kolkata ranges from 0.3 - 14.0 inches per month. August is typically the wettest month, when rainfall can reach 14.0 in. December is typically the driest time to visit Kolkata when rainfall is around 0.3 in.

If weather is an important factor for your trip to Kolkata, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 87.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 68.0 F).

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

Travelers have found it’s best to book a flight 50 days in advance to save up to 21% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 50 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Santa Rosa to Kolkata 1-2 weeks in advance for as low as $1,123, or $1,426 for flights within the next 24 hours.

What is the cheapest month to fly from Santa Rosa to Kolkata?

Our data shows that September tends to be the cheapest month to fly to Kolkata from Santa Rosa. Users have commonly found prices around $1,186 for the month, but tickets can be as low as $681. Due to multiple factors, prepare for potentially higher prices in December.

What is the cheapest time of day to fly from STS to CCU?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Santa Rosa to Kolkata as you normally would.

Can I find deals for flights from Santa Rosa to Kolkata that include hotel bookings?

Yes. In addition to deals on Santa Rosa to Kolkata flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Santa Rosa to Kolkata?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Santa Rosa to Kolkata.

Can I find deals for business class flights from Santa Rosa to Kolkata?

Yes. Cheapflights offers flight deals from Santa Rosa to Kolkata by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$1,251+ Flights from Santa Rosa to Kolkata

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Santa Rosa to Kolkata 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.

Cheap flight deals from Santa Rosa to Kolkata

Round-trip from	$1,508 (Singapore Airlines)
One-way from	$1,251 (Qatar Airways)
Popular in	December
Cheapest in	September
Average price	$1,410

From Santa Rosa Sonoma County to Kolkata Netaji S. Chandra

Search Deals

One-way flight from Santa Rosa Sonoma County to Kolkata Netaji S. Chandra

Search Deals

Highest demand for flights based on searches. 17% potential increase in price ($245 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 6% potential price decrease ($71 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in July 2025

Search Deals

Find flight deals from Santa Rosa to Kolkata

Cheapest flights from Santa Rosa to Kolkata
Explore the most affordable flight options available from Santa Rosa to Kolkata. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 2, 2025.

Thu 9/256:56 pmSTS - CCU

2 stops38h 49mSingapore Airlines

Mon 9/2911:30 pmCCU - STS

2 stops48h 14mSingapore Airlines

Deal found 6/29

$1,508

Sun 7/207:00 amSTS - CCU

2 stops30h 50mQatar Airways

Mon 8/43:50 amCCU - STS

2 stops32h 24mQatar Airways

Deal found 6/30

$2,013

Best flights from Santa Rosa to Kolkata
Discover carefully curated flight deals from Santa Rosa to Kolkata that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 2, 2025.

Thu 9/256:56 pmSTS - CCU

2 stops38h 49mSingapore Airlines

Mon 9/2911:30 pmCCU - STS

2 stops48h 14mSingapore Airlines

Deal found 6/29

$1,508

Sun 7/207:00 amSTS - CCU

2 stops30h 50mQatar Airways

Mon 8/43:50 amCCU - STS

2 stops32h 24mQatar Airways

Deal found 6/30

$2,013

Last-minute flights from Santa Rosa to Kolkata
Discover last-minute flight deals from Santa Rosa to Kolkata. Data last updated July 2, 2025 and is based on user searches.

Thu 7/37:23 pmSTS - CCU

2 stops62h 22mSingapore Airlines

Tue 7/2211:30 pmCCU - STS

2 stops36h 44mSingapore Airlines

Deal found 7/2

$2,731

Sun 7/207:00 amSTS - CCU

2 stops30h 50mQatar Airways

Mon 8/43:50 amCCU - STS

2 stops32h 24mQatar Airways

Deal found 6/30

$2,013

One-way flights from Santa Rosa to Kolkata
Search for one-way flight options from Santa Rosa to Kolkata. Find affordable one-way fares based on user searches. Data last updated July 2, 2025.

Sun 7/1312:21 pmSTS - CCU

2 stops49h 29mMultiple Airlines

Deal found 6/30

$1,251

Sun 7/137:00 amSTS - CCU

3 stops50h 45mSingapore Airlines

Deal found 6/30

$2,050

Cheapflights Fare Finder

Use the filters below to find and compare flights from Santa Rosa to Kolkata that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Santa RosaKolkata

STS - CCU

STSCCU

Santa Rosa Sonoma County

Thu 9/25

6:56 pm-10:15 pm

2 stops38h 49m

Kolkata Netaji S. Chandra

Mon 9/29

11:30 pm-11:14 am

2 stops48h 14m

$1,508

Santa RosaKolkata

STS - CCU

STSCCU

Santa Rosa Sonoma County

Sun 7/20

7:00 am-2:20 am

2 stops30h 50m

Kolkata Netaji S. Chandra

Mon 8/4

3:50 am-11:44 pm

2 stops32h 24m

$2,013

Santa RosaKolkata

STS - CCU

STSCCU

Santa Rosa Sonoma County

Sun 7/13

12:21 pm-2:20 am

2 stops49h 29m

$1,251

Santa RosaKolkata

STS - CCU

STSCCU

Santa Rosa Sonoma County

Sun 7/13

7:00 am-10:15 pm

3 stops50h 45m

$2,050

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

Best time to book a flight from Santa Rosa to Kolkata

Have a flexible travel schedule? Discover the best time to fly to Kolkata from Santa Rosa 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 Santa Rosa to Kolkata

What is the cheapest month to book a flight from Santa Rosa to Kolkata?

Currently, September is the cheapest month in which you can book a flight from Santa Rosa to Kolkata (average of $963). Flying from Santa Rosa to Kolkata in December is currently the most expensive (average of $1,647). 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 Kolkata

Peruse reviews from past customers who have flown with Singapore Airlines and Qatar Airways from Santa Rosa to Kolkata 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.

Singapore Airlines

8.1

Very good

1,320 reviews

Reviews

1 / 20

2.0

Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.

Singapore Airlines

8.1

Very good

1,320 reviews

Singapore Airlines

8.1

Very good

1,320 reviews

Reviews

1 / 20

2.0

Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.

Qatar Airways

7.4

Good

3,593 reviews

Singapore Airlines

8.1

Very good

1,320 reviews

Reviews

1 / 20

2.0

Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.

Related info for your journey

Can I find deals for flights from Santa Rosa to Kolkata that include hotel bookings?
Yes. In addition to deals on Santa Rosa to Kolkata flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Santa Rosa to Kolkata?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Santa Rosa to Kolkata.
Can I find deals for business class flights from Santa Rosa to Kolkata?
Yes. Cheapflights offers flight deals from Santa Rosa to Kolkata 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 Santa Rosa to Kolkata?
Currently, September is the cheapest month in which you can book a flight from Santa Rosa to Kolkata (average of $963). Flying from Santa Rosa to Kolkata in December is currently the most expensive (average of $1,647). 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

Alternative routes for Santa Rosa to Kolkata

San Francisco to Kolkata flights

Los Angeles to Kolkata flights

San Jose to Kolkata flights

Burbank to Kolkata flights

Ontario to Kolkata flights

San Diego to Kolkata flights

Oakland to Kolkata flights

Sacramento to Kolkata flights

San Francisco to Bagdogra flights

Other flights to Kolkata

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.

$1,251+ Cheap flights from Santa Rosa (STS) to Kolkata (CCU)

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 7/13. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Santa Rosa to Kolkata with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Santa Rosa to Kolkata

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Santa Rosa to Kolkata

Cheapest flights from Santa Rosa to KolkataExplore the most affordable flight options available from Santa Rosa to Kolkata. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 2, 2025.

Explore the most affordable flight options available from Santa Rosa to Kolkata. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 2, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Santa Rosa to Kolkata that are best for you.

Best time to book a flight from Santa Rosa to Kolkata

Have a flexible travel schedule? Discover the best time to fly to Kolkata from Santa Rosa with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Santa Rosa to Kolkata

What is the cheapest month to book a flight from Santa Rosa to Kolkata?

Reviews of airlines servicing Kolkata

Peruse reviews from past customers who have flown with Singapore Airlines and Qatar Airways from Santa Rosa to Kolkata 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.

Related info for your journey

Find useful and relevant information for your journey from Santa Rosa to Kolkata. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

Can I find deals for flights from Santa Rosa to Kolkata that include hotel bookings?

How can I find direct flights from Santa Rosa to Kolkata?

Can I find deals for business class flights from Santa Rosa to Kolkata?

What is the cheapest month to book a flight from Santa Rosa to Kolkata?

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 Santa Rosa to Kolkata

See prices for flight routes from nearby airports that may be better suited for you.

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Santa Rosa to Kolkata
Explore the most affordable flight options available from Santa Rosa to Kolkata. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 2, 2025.