Find flights
When to book
FAQs

Cheap flights from Buffalo to Kolkata from ₹ 49,383

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 23/9. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — CCU
15 Jun — 22 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Buffalo to Kolkata

Enter your travel dates to find the best prices.

Cheapest flights from Buffalo to Kolkata
Explore the most affordable flight options available from Buffalo to Kolkata. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 May 2026.

Fri 11/906:00
BUF
-
CCU
2 stops35h 30m
Etihad Airways
Tue 15/904:10
CCU
-
BUF
2 stops25h 44m
Etihad Airways
Deal found 11/5₹ 94,068
Fri 11/910:25
BUF
-
CCU
3 stops36h 55m
Multiple Airlines
Tue 15/904:10
CCU
-
BUF
2 stops48h 21m
Multiple Airlines
Deal found 13/5₹ 151,314
Fri 11/915:08
BUF
-
CCU
3 stops32h 12m
Lufthansa
Tue 15/922:00
CCU
-
BUF
3 stops30h 24m
Lufthansa
Deal found 13/5₹ 176,341
Fri 11/915:30
BUF
-
CCU
2 stops45h 15m
Singapore Airlines
Tue 15/923:30
CCU
-
BUF
3 stops53h 01m
Singapore Airlines
Deal found 12/5₹ 292,751
Sun 26/713:31
BUF
-
CCU
2 stops21h 29m
Etihad Airways
Fri 14/804:10
CCU
-
BUF
2 stops28h 52m
Etihad Airways
Deal found 14/5₹ 574,666

Find flight deals from Buffalo to Kolkata

Discover tips and strategies to find the most affordable flight options for your journey from Buffalo (BUF) 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 16 May 2026.

Round-trip from

₹ 94,068

One-way from

₹ 49,383
Etihad Airways
  • Etihad Airways
  • 11/9-14/9
  • 4 total stops
  • 69h 34m total
  • Buffalo to Kolkata
Search Deals
23/9
  • 23/9
  • 2 total stops
  • 25h 30m total
  • Buffalo to Kolkata
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Buffalo 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 454,620 searches. Data last updated 16 May 2026.
Use the filters below to find and compare flights from Buffalo to Kolkata that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BuffaloKolkata

BUF - CCU

BUFCCU

Buffalo

Fri 11/9

15:30-20:30

2 stops43h 30m

Kolkata Netaji S. Chandra

Mon 14/9

03:50-20:24

2 stops26h 04m

₹ 94,068

BuffaloKolkata

BUF - CCU

BUFCCU

Buffalo

Fri 11/9

10:25-08:50

3 stops36h 55m

Kolkata Netaji S. Chandra

Tue 15/9

04:10-19:01

2 stops48h 21m

₹ 151,314
Fastest return journey

BuffaloKolkata

BUF - CCU

BUFCCU

Buffalo

Fri 11/9

15:08-08:50

3 stops32h 12m

Kolkata Netaji S. Chandra

Tue 15/9

22:00-18:54

3 stops30h 24m

₹ 176,341

BuffaloKolkata

BUF - CCU

BUFCCU

Buffalo

Fri 11/9

15:30-22:35

2 stops45h 35m

Kolkata Netaji S. Chandra

Tue 15/9

23:30-19:01

3 stops53h 01m

₹ 292,751
Cheapest one-way
Fastest single journey

BuffaloKolkata

BUF - CCU

BUFCCU

Buffalo

Wed 23/9

15:30-02:30

2 stops25h 30m

₹ 49,383

Flights are sorted by cheapest return flights first.

Deals found on 15/5

Sorted by cheapest first

Best time to book a flight from Buffalo to Kolkata

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

Related info for your journey

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

  • How long is the flight from Buffalo to Kolkata?

    Etihad Airways can get you from Buffalo to Kolkata in just under 43h 30m. Your travel time can differ by up to . Buffalo and Kolkata are separated by a distance of 12595 km.

  • Can I find deals for flights from Buffalo to Kolkata that include hotel bookings?

    Yes. In addition to deals on Buffalo to Kolkata flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Buffalo to Kolkata?

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

  • Can I find deals for business class flights from Buffalo to Kolkata?

    Yes. Cheapflights offers flight deals from Buffalo 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.

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.

Alternative routes for Buffalo to Kolkata

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Kolkata flights
Newark to Kolkata flights
LaGuardia to Kolkata flights
Newark to Bagdogra flights
John F Kennedy Intl to Bagdogra flights
Syracuse to Kolkata flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Buffalo to Kolkata?

Cheapflights makes it easy to find Buffalo to Kolkata flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Buffalo to Kolkata?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Kolkata from Buffalo.

Can Cheapflights find flights from Buffalo to Kolkata with no change fees?

Yes! Cheapflights helps users easily find flights from Buffalo to Kolkata with no change fees.

Can Cheapflights notify me if prices for flights from Buffalo to Kolkata become cheaper?

Yes, Cheapflights offers price alerts on Buffalo to Kolkata flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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.