$544 Cheap Flights from Kolkata (CCU) to Buffalo (BUF)

View $544 flight on Sun, Jan 25, 2026Opens in a new window

Popular airlines from Netaji Subhash Chandra Bose Intl. Airport (CCU) to Buffalo Niagara Intl. Airport (BUF)

Cheap Flights from Kolkata to Buffalo (CCU-BUF)

Prices were available within the past 7 days and start at $544 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Flights from Kolkata (CCU) to Buffalo (BUF)
Origin airport
Netaji Subhash Chandra Bose Intl.
Destination airport
Buffalo Niagara Intl.
Distance
7832 mi

Kolkata to Buffalo Flights

The cheapest times to fly from Kolkata to Buffalo

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Kolkata to Buffalo are during the month of . You can find some of the cheapest flights from Kolkata to Buffalo with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Kolkata to Buffalo

Sunday is one of the best days to book for cheap flights from Kolkata to Buffalo: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Kolkata to Buffalo

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Kolkata to Buffalo in 2025. You can also book with separate airlines for your outbound and return journeys, from $544 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Kolkata to Buffalo flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Kolkata to Buffalo airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Netaji Subhash Chandra Bose Intl. Airport (CCU) to Buffalo Niagara Intl. Airport (BUF) cost?
Secure a cheap one-way flight from $544 or cheap return flight from Netaji Subhash Chandra Bose Intl. Airport (CCU) to Buffalo Niagara Intl. Airport (BUF) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Netaji Subhash Chandra Bose Intl. Airport (CCU) to Buffalo Niagara Intl. Airport (BUF)?
The cheapest month to fly from CCU to BUF is , when demand is low. Off-peak season is typically when you'll find cheap fares for travel between these airports.
What is the cheapest airline that flies from Netaji Subhash Chandra Bose Intl. Airport (CCU) to Buffalo Niagara Intl. Airport (BUF)?
Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest CCU to BUF flight.
How many flights per day from Netaji Subhash Chandra Bose Intl. Airport (CCU) to Buffalo Niagara Intl. Airport (BUF)?
Direct flights from Netaji Subhash Chandra Bose Intl. Airport (CCU) to Buffalo Niagara Intl. Airport (BUF) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from CCU to BUF?
Typically you'll find the largest variety of flight choices on a Friday. Tuesdays are often the quietest.* But this can change depending on the season, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Netaji Subhash Chandra Bose Intl. Airport (CCU) to Buffalo Niagara Intl. Airport (BUF)?
Choose a flight from Netaji Subhash Chandra Bose Intl. Airport (CCU) to Buffalo Niagara Intl. Airport (BUF) that leaves before 3 PM to reduce the likelihood of delays and cancellations. Later departures are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Netaji Subhash Chandra Bose Intl. Airport (CCU) to Buffalo Niagara Intl. Airport (BUF) last-minute?
Booking your plane ticket from CCU to BUF shortly before your getaway is usually more expensive. But if you're flexible with your departure times and dates, you could grab a cheap last-minute fare.
Is it cheaper to book a CCU to BUF flight and hotel package?
Booking a CCU to BUF flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip in one place. Choose from our wide range of stays and then add flights, car rentals and activities to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Netaji Subhash Chandra Bose Intl. Airport (CCU) to Buffalo Niagara Intl. Airport (BUF)?
If you reserved your CCU to BUF flight in the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the type of fare you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more details.

Explore a world of travel with Expedia

*Available to One Key members.