HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Kolkata

$2,428+ Cheap flights from Santa Rosa (STS) to Kolkata (CCU)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/10. Fares are subject to change and may not be available on all flights or dates of travel.
STS — CCU
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

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

Discover tips and strategies to find the most affordable flight options for your journey from Santa Rosa (STS) to Kolkata (CCU). 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 June 12, 2025.

Round-trip from

$2,428
(Qatar Airways)

Popular in

December

Cheapest in

September

Average price

$1,526
From Santa Rosa Sonoma County to Kolkata Netaji S. Chandra
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($247 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 June 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 June 12, 2025.

This Qatar Airways deal was found by Cheapflights users on 6/10. 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.
Thu 7/103:05 pmSTS - CCU
2 stops46h 45mMultiple Airlines
Sat 7/193:50 amCCU - STS
2 stops43h 46mMultiple Airlines
Deal found 6/10$2,428
This Indian Eagle deal was found by Cheapflights users on 6/10. 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.
Thu 7/107:00 amSTS - CCU
2 stops50h 45mSingapore Airlines
Sun 7/2011:30 pmCCU - STS
2 stops48h 06mSingapore Airlines
Deal found 6/10$3,182

Cheapflights Fare Finder

Customize your flight search to find flights from Santa Rosa 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, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from Santa Rosa to Kolkata that are best for you.

Fly from

Santa Rosa

Fly to

Kolkata

Route

Depart

Return

Price

Santa RosaKolkata

STS - CCU

STSCCU

Santa Rosa Sonoma County

Thu 7/10

3:05 pm-2:20 am

2 stops46h 45m

Kolkata Netaji S. Chandra

Sat 7/19

3:50 am-11:06 am

2 stops43h 46m

$2,428

Santa RosaKolkata

STS - CCU

STSCCU

Santa Rosa Sonoma County

Thu 7/10

7:00 am-10:15 pm

2 stops50h 45m

Kolkata Netaji S. Chandra

Sun 7/20

11:30 pm-11:06 am

2 stops48h 06m

$3,182

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

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 $970). 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.

Rainfall in Kolkata by month

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

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.

Temperature in Kolkata by month

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

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).

Reviews of airlines servicing Kolkata

Get insights into the airlines that provide service to Kolkata. 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 Kolkata. Reviews last updated June 12, 2025.
Singapore Airlines
8.1
Very good
1,302 reviews

Food

7.7

Overall

8.1

Comfort

7.9

Entertainment

8.0

Boarding

8.2

Crew

8.6

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
1,302 reviews
Singapore Airlines
8.1
Very good
1,302 reviews

Food

7.7

Overall

8.1

Comfort

7.9

Entertainment

8.0

Boarding

8.2

Crew

8.6

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

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?

    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 $970). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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.