$560 Cheap Flights from Buffalo (BUF) to Kolkata (CCU)

View $560 flight on Sat, Mar 21, 2026Opens in a new window

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

Cheap Flights from Buffalo to Kolkata (BUF-CCU)

Prices were available within the past 7 days and start at $560 for one-way flights and $976 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

JetBlue Airways
Sat, Sep 6 - Mon, Sep 15
BUF
Buffalo
CCU
Kolkata
$976 Roundtrip, found 2 days ago
$976
Roundtrip
found 2 days ago
Select JetBlue Airways flight, departing Sat, Sep 6 from Buffalo to Kolkata, returning Mon, Sep 15, priced at $976 found 2 days ago
JetBlue Airways
Sat, Sep 6 - Mon, Sep 15
BUF
Buffalo
CCU
Kolkata
$980 Roundtrip, found 2 days ago
$980
Roundtrip
found 2 days ago
Select JetBlue Airways flight, departing Sat, Sep 6 from Buffalo to Kolkata, returning Mon, Sep 15, priced at $980 found 2 days ago
JetBlue Airways
Sat, Sep 6 - Mon, Sep 15
BUF
Buffalo
CCU
Kolkata
$987 Roundtrip, found 2 days ago
$987
Roundtrip
found 2 days ago
Select JetBlue Airways flight, departing Sat, Sep 6 from Buffalo to Kolkata, returning Mon, Sep 15, priced at $987 found 2 days ago
JetBlue Airways
Sat, Sep 6 - Mon, Sep 15
BUF
Buffalo
CCU
Kolkata
$990 Roundtrip, found 2 days ago
$990
Roundtrip
found 2 days ago
Select JetBlue Airways flight, departing Sat, Sep 6 from Buffalo to Kolkata, returning Mon, Sep 15, priced at $990 found 2 days ago
JetBlue Airways
Sat, Sep 6 - Mon, Sep 15
BUF
Buffalo
CCU
Kolkata
$994 Roundtrip, found 2 days ago
$994
Roundtrip
found 2 days ago
Select JetBlue Airways flight, departing Sat, Sep 6 from Buffalo to Kolkata, returning Mon, Sep 15, priced at $994 found 2 days ago
JetBlue Airways
Tue, Dec 2 - Tue, Dec 16
BUF
Buffalo
CCU
Kolkata
$995 Roundtrip, found 3 days ago
$995
Roundtrip
found 3 days ago
Select JetBlue Airways flight, departing Tue, Dec 2 from Buffalo to Kolkata, returning Tue, Dec 16, priced at $995 found 3 days ago
JetBlue Airways
Sat, Jan 17 - Fri, Feb 6
BUF
Buffalo
CCU
Kolkata
$996 Roundtrip, found 4 days ago
$996
Roundtrip
found 4 days ago
Select JetBlue Airways flight, departing Sat, Jan 17 from Buffalo to Kolkata, returning Fri, Feb 6, priced at $996 found 4 days ago
Etihad Airways
Sat, Oct 18 - Sat, Nov 8
BUF
Buffalo
CCU
Kolkata
$1,001 Roundtrip, found 1 day ago
$1,001
Roundtrip
found 1 day ago
Select Etihad Airways flight, departing Sat, Oct 18 from Buffalo to Kolkata, returning Sat, Nov 8, priced at $1,001 found 1 day ago
JetBlue Airways
Sat, Sep 6 - Mon, Sep 15
BUF
Buffalo
CCU
Kolkata
$1,003 Roundtrip, found 2 days ago
$1,003
Roundtrip
found 2 days ago
Select JetBlue Airways flight, departing Sat, Sep 6 from Buffalo to Kolkata, returning Mon, Sep 15, priced at $1,003 found 2 days ago
Qatar Airways
Tue, Oct 28 - Thu, Nov 20
BUF
Buffalo
CCU
Kolkata
$1,070 Roundtrip, found 1 day ago
$1,070
Roundtrip
found 1 day ago
Select Qatar Airways flight, departing Tue, Oct 28 from Buffalo to Kolkata, returning Thu, Nov 20, priced at $1,070 found 1 day ago
Flights from Buffalo (BUF) to Kolkata (CCU)
Origin airport
Buffalo Niagara Intl.
Destination airport
Netaji Subhash Chandra Bose Intl.
Airlines serving
Etihad Airways, Qatar Airways
Roundtrip price
$976
Distance
7832 mi

Buffalo to Kolkata Flights

The cheapest times to fly from Buffalo to Kolkata

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 Buffalo to Kolkata are during the month of September. You can find some of the cheapest flights from Buffalo to Kolkata with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Buffalo to Kolkata

Sunday is one of the best days to book for cheap flights from Buffalo to Kolkata: 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 Buffalo to Kolkata

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 Buffalo to Kolkata in 2025. You can also book with separate airlines for your outbound and return journeys, from $560 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 Buffalo to Kolkata 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 Buffalo to Kolkata 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 Buffalo Niagara Intl. Airport (BUF) to Netaji Subhash Chandra Bose Intl. Airport (CCU) cost?
Grab a cheap one-way flight from $560 or cheap return flight from $976 from Buffalo Niagara Intl. Airport (BUF) to Netaji Subhash Chandra Bose Intl. Airport (CCU) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Buffalo Niagara Intl. Airport (BUF) to Netaji Subhash Chandra Bose Intl. Airport (CCU)?
Planning your getaway for September can help you save, as it's the cheapest month for flights between BUF and CCU. You'll usually find the lowest fares during the off-season.
What is the cheapest airline that flies from Buffalo Niagara Intl. Airport (BUF) to Netaji Subhash Chandra Bose Intl. Airport (CCU)?
Use the filter tool on Expedia to compare different airlines and find the cheapest carrier that'll take you from BUF to CCU. Then, sort your results by "Price (lowest to highest)" to snag a good deal.
How many flights per day from Buffalo Niagara Intl. Airport (BUF) to Netaji Subhash Chandra Bose Intl. Airport (CCU)?
There aren't any daily nonstop flights available from Buffalo Niagara Intl. Airport (BUF) to Netaji Subhash Chandra Bose Intl. Airport (CCU). But you can choose flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be on your way in no time.
What day of the week has the most flights from BUF to CCU?
Usually you'll find the greatest selection of flight options on a Friday. Tuesdays tend to be the quietest.* But this can change based on the season, carrier 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 Buffalo Niagara Intl. Airport (BUF) to Netaji Subhash Chandra Bose Intl. Airport (CCU)?
To reach Netaji Subhash Chandra Bose Intl. Airport (CCU) without delays, book a flight that leaves from Buffalo Niagara Intl. Airport (BUF) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**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 Buffalo Niagara Intl. Airport (BUF) to Netaji Subhash Chandra Bose Intl. Airport (CCU) last-minute?
Waiting until right before your break to book a ticket from BUF to CCU often results in higher prices. While you may come across some last-minute deals, there's no guarantee. Keep your travel schedule open to boost your chances of snagging a bargain.
Is it cheaper to book a BUF to CCU flight and hotel package?
Booking a BUF to CCU flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip in one place. Pick from our extensive range of accommodations and then add activities, flights and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Buffalo Niagara Intl. Airport (BUF) to Netaji Subhash Chandra Bose Intl. Airport (CCU)?
Generally, it's possible to reschedule or cancel your BUF to CCU flight. However, for bookings made more than 24 hours ago, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find further details on our Customer Service portal.

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*Available to One Key members.