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CA $747 Cheap Flights from Buffalo (BUF) to Kolkata (CCU)

View CA $747 flight on Thu, Oct 1, 2026Opens in a new window

Flight 1

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

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Cheap flights from Buffalo (BUF) to Kolkata (CCU)

Prices were available within the past 7 days and start at CA $747 for one-way flights and CA $1,375 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Etihad Airways
Wed, Jan 13 - Sun, Jan 31
BUF
Buffalo
CCU
Kolkata
CA $1,375 Roundtrip, found 4 days ago
CA $1,375
Roundtrip
found 4 days ago
Select Etihad Airways flight, departing Wed, Jan 13 from Buffalo to Kolkata, returning Sun, Jan 31, priced at CA $1,375 found 4 days ago
American Airlines
Tue, Jan 19 - Fri, Feb 5
BUF
Buffalo
CCU
Kolkata
CA $1,377 Roundtrip, found 6 days ago
CA $1,377
Roundtrip
found 6 days ago
Select American Airlines flight, departing Tue, Jan 19 from Buffalo to Kolkata, returning Fri, Feb 5, priced at CA $1,377 found 6 days ago
Etihad Airways
Wed, Sep 2 - Fri, Sep 11
BUF
Buffalo
CCU
Kolkata
CA $1,381 Roundtrip, found 2 days ago
CA $1,381
Roundtrip
found 2 days ago
Select Etihad Airways flight, departing Wed, Sep 2 from Buffalo to Kolkata, returning Fri, Sep 11, priced at CA $1,381 found 2 days ago
Etihad Airways
Tue, Sep 1 - Wed, Sep 30
BUF
Buffalo
CCU
Kolkata
CA $1,381 Roundtrip, found 3 days ago
CA $1,381
Roundtrip
found 3 days ago
Select Etihad Airways flight, departing Tue, Sep 1 from Buffalo to Kolkata, returning Wed, Sep 30, priced at CA $1,381 found 3 days ago
American Airlines
Mon, Aug 31 - Thu, Sep 10
BUF
Buffalo
CCU
Kolkata
CA $1,407 Roundtrip, found 2 days ago
CA $1,407
Roundtrip
found 2 days ago
Select American Airlines flight, departing Mon, Aug 31 from Buffalo to Kolkata, returning Thu, Sep 10, priced at CA $1,407 found 2 days ago
American Airlines
Sun, Aug 30 - Thu, Sep 17
BUF
Buffalo
CCU
Kolkata
CA $1,414 Roundtrip, found 2 days ago
CA $1,414
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sun, Aug 30 from Buffalo to Kolkata, returning Thu, Sep 17, priced at CA $1,414 found 2 days ago
American Airlines
Thu, Jan 21 - Thu, Jan 28
BUF
Buffalo
CCU
Kolkata
CA $1,415 Roundtrip, found 6 days ago
CA $1,415
Roundtrip
found 6 days ago
Select American Airlines flight, departing Thu, Jan 21 from Buffalo to Kolkata, returning Thu, Jan 28, priced at CA $1,415 found 6 days ago
American Airlines
Thu, Oct 1 - Fri, Nov 6
BUF
Buffalo
CCU
Kolkata
CA $1,416 Roundtrip, found 21 hours ago
CA $1,416
Roundtrip
found 21 hours ago
Select American Airlines flight, departing Thu, Oct 1 from Buffalo to Kolkata, returning Fri, Nov 6, priced at CA $1,416 found 21 hours ago
American Airlines
Thu, Oct 1 - Wed, Nov 4
BUF
Buffalo
CCU
Kolkata
CA $1,418 Roundtrip, found 2 days ago
CA $1,418
Roundtrip
found 2 days ago
Select American Airlines flight, departing Thu, Oct 1 from Buffalo to Kolkata, returning Wed, Nov 4, priced at CA $1,418 found 2 days ago
Qatar Airways
Thu, Sep 3 - Wed, Sep 9
BUF
Buffalo
CCU
Kolkata
CA $1,467 Roundtrip, found 2 days ago
CA $1,467
Roundtrip
found 2 days ago
Select Qatar Airways flight, departing Thu, Sep 3 from Buffalo to Kolkata, returning Wed, Sep 9, priced at CA $1,467 found 2 days ago

Alternative airports near Kolkata

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Netaji Subhash Chandra Bose Intl. CCU. Cheapest and Closest option available. Average driving time to city centre is 15 minutes. Flights from CA $2,111
CCU
Netaji Subhash Chandra Bose Intl.
CheapestClosest
Average driving time to city centre15 min
Flights from CA $2,111

Frequently asked questions

How much does a flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Kolkata (CCU-Netaji Subhash Chandra Bose Intl.) cost?
You can find cheap one-way flights from CA $747 and cheap return flights from CA $1,375 BUF to CCU with Expedia. Return flights often range between CA$1322 and CA$4434. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when BUF to CCU ticket fares go up or down.
What is the cheapest month to fly from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Kolkata (CCU-Netaji Subhash Chandra Bose Intl.)?
The cheapest months to fly from BUF to CCU are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Kolkata (CCU-Netaji Subhash Chandra Bose Intl.)?
Enter BUF to CCU and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Kolkata (CCU-Netaji Subhash Chandra Bose Intl.)?
JetBlue Airways is one of the cheapest airlines offering connecting return flights from Buffalo Niagara Intl. (BUF) to Netaji Subhash Chandra Bose Intl. (CCU), with tickets starting from around CA$1254 for flights that can be booked for departure within the next year, typically with a layover in John F. Kennedy Intl. (JFK). These prices are per adult for economy/coach class. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
How do I find cheap flights from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Kolkata (CCU-Netaji Subhash Chandra Bose Intl.)?
To find a cheap flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Kolkata (CCU-Netaji Subhash Chandra Bose Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Kolkata (CCU-Netaji Subhash Chandra Bose Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Kolkata (CCU-Netaji Subhash Chandra Bose Intl.)?
There are approximately 14 connecting flights per day from Buffalo Niagara Intl. (BUF) to Netaji Subhash Chandra Bose Intl. (CCU). Some common connection points include John F. Kennedy Intl. (JFK), O'Hare Intl. (ORD), and Logan Intl. (BOS).
What is the earliest flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Kolkata (CCU-Netaji Subhash Chandra Bose Intl.)?
The earliest flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Kolkata (CCU-Netaji Subhash Chandra Bose Intl.) typically departs around 5:05 AM. This route is operated by American Airlines and Qatar Airways. This is a seasonal service, active only in December. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Kolkata (CCU-Netaji Subhash Chandra Bose Intl.)?
You'll generally find the most flights from Buffalo Niagara Intl. (BUF) to Netaji Subhash Chandra Bose Intl. (CCU) on a Tuesday, with around 27 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include American Airlines, United, and JetBlue Airways. Flight schedules are fairly consistent throughout the week, so you should find suitable options on other days as well.
What are the most popular departure times for flights from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Kolkata (CCU-Netaji Subhash Chandra Bose Intl.)?
The most popular departure times for flights from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Kolkata (CCU-Netaji Subhash Chandra Bose Intl.) are in the morning, from 9am to 12pm. Many major carriers, including American Airlines, United and JetBlue Airways, offer flights during this window. Many travelers prefer this because it allows for an early start to their journey, often leading to an evening arrival at their destination.
How long does it take to fly from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Kolkata (CCU-Netaji Subhash Chandra Bose Intl.)?
There are no nonstop flights from Buffalo Niagara Intl. (BUF) to Netaji Subhash Chandra Bose Intl. (CCU). Flights with two or more stops typically take around 24 hours to cover the approximately 12,606 kilometers. Keep in mind that actual travel times can vary depending on your specific routing, layover durations, and factors like weather and wind patterns.
Can you fly business or first class from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Kolkata (CCU-Netaji Subhash Chandra Bose Intl.)?
Yes, you can fly business or first class between Buffalo Niagara Intl. (BUF) and Netaji Subhash Chandra Bose Intl. (CCU).You can fly business class with American Airlines.First class cabins are available on United.
How do I earn miles on a Buffalo, NY (BUF-Buffalo Niagara Intl.) to Kolkata (CCU-Netaji Subhash Chandra Bose Intl.) flight with Expedia?
It's easy to earn miles on a Buffalo, NY (BUF-Buffalo Niagara Intl.) to Kolkata (CCU-Netaji Subhash Chandra Bose Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Kolkata (CCU) from Buffalo, NY (BUF)?
If you're planning to travel to Kolkata from Buffalo Niagara Intl. (BUF), you typically fly into Netaji Subhash Chandra Bose Intl. (CCU). Some flights may connect through major hubs like John F. Kennedy Intl. (JFK), Logan Intl. (BOS), or O'Hare Intl. (ORD) before reaching Kolkata. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Kolkata (CCU-Netaji Subhash Chandra Bose Intl.) at the last minute?
Typically, booking a last minute flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Kolkata (CCU-Netaji Subhash Chandra Bose Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Buffalo, NY (BUF-Buffalo Niagara Intl.) to Kolkata (CCU-Netaji Subhash Chandra Bose Intl.) flight and hotel package?
Securing a Buffalo, NY (BUF-Buffalo Niagara Intl.) to Kolkata (CCU-Netaji Subhash Chandra Bose Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities 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, NY (BUF-Buffalo Niagara Intl.) to Kolkata (CCU-Netaji Subhash Chandra Bose Intl.)?
If you booked your Buffalo, NY (BUF-Buffalo Niagara Intl.) to Kolkata (CCU-Netaji Subhash Chandra Bose Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket 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, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Buffalo Niagara Intl.
Destination airport
Netaji Subhash Chandra Bose Intl.
Airlines serving
Qatar Airways
Roundtrip price
CA $1,375
Distance
12531 km

Book with confidence

Buffalo to Kolkata Flights

The easy way to book your flights from Buffalo to Kolkata 

With Expedia, it’s simple to find and book flights to Kolkata from Buffalo whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Netaji Subhash Chandra Bose Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Buffalo to Kolkata today, tomorrow, or this week.  

 

Save dollars with cheap flights from Buffalo Niagara Intl., BUF to Netaji Subhash Chandra Bose Intl., CCU 

Sort your search results by price to find great deals on your flight from Buffalo to Kolkata—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Kolkata from Buffalo currently is just CA $1,375 rising to CA $1,574.  

Here are more money-saving tips: 

  • Fly in January when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Kolkata  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Kolkata from Buffalo 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Kolkata with Expedia today.

Buffalo to Kolkata Flights

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*Available to Expedia members.