How long is the flight from Buffalo to Kolkata?

Qatar Airways can get you from Buffalo to Kolkata in just under 27h 49m. Your travel time can differ by up to . Buffalo and Kolkata are separated by a distance of 12595 km.

In terms of precipitation, rainfall in Kolkata ranges from 7.0 - 356.0 inches per month. August is typically the wettest month, when rainfall can reach 356.0 mm. December is typically the driest time to visit Kolkata when rainfall is around 7.0 mm.

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 31.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 20.0 C).

What is the cheapest time of day to fly from BUF to CCU?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Buffalo to Kolkata as you normally would.

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.

₹ 98,920+ Cheap Flights from Buffalo to Kolkata

Cheap flight deals from Buffalo to Kolkata

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

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 9 November 2026.

Fri 13/1106:55 -

2 stops26h 30m

Thu 10/1203:20 -

2 stops31h 09m

Deal found 9/11₹ 113,307

Sat 14/1106:55 -

2 stops26h 30m

Thu 10/1203:20 -

2 stops25h 43m

Deal found 9/11₹ 124,214

Mon 16/1116:16 -

2 stops23h 09m

Sun 13/1203:25 -

2 stops25h 42m

Deal found 9/11₹ 127,129

Mon 28/1210:50 -

2 stops26h 25m

Thu 21/103:20 -

2 stops30h 48m

Deal found 4/11₹ 140,670

Mon 28/1220:00 -

2 stops43h 25m

Thu 21/103:25 -

2 stops30h 38m

Deal found 4/11₹ 142,174

Sun 15/1116:16 -

2 stops23h 09m

Sun 13/1203:25 -

2 stops30h 16m

Deal found 9/11₹ 145,465

Mon 16/1116:16 -

2 stops23h 09m

Thu 10/1203:25 -

2 stops25h 36m

Deal found 9/11₹ 147,158

Sun 15/1116:16 -

2 stops23h 09m

Sat 12/1203:25 -

2 stops25h 36m

Deal found 9/11₹ 149,133

Sun 15/1116:16 -

2 stops23h 09m

Mon 14/1203:25 -

2 stops29h 59m

Deal found 9/11₹ 150,449

Sat 14/1115:26 -

2 stops23h 59m

Sun 13/1203:25 -

2 stops30h 16m

Deal found 9/11₹ 150,825

Sat 14/1115:26 -

2 stops23h 59m

Sat 12/1203:25 -

2 stops25h 36m

Deal found 9/11₹ 154,586

Sat 14/1115:26 -

2 stops23h 59m

Mon 14/1203:25 -

2 stops29h 00m

Deal found 9/11₹ 155,903

Find flight deals from Buffalo to Kolkata

Round-trip from	₹ 100,895
One-way from	₹ 98,920

Qatar Airways
21/1-17/2
4 total stops
57h 56m total
Buffalo to Kolkata

Search Deals

Qatar Airways
25/12-31/12
2 total stops
34h 25m total
Buffalo to Kolkata

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BuffaloKolkata

BUF Buffalo - CCU Kolkata Netaji S. Chandra

BUFCCU

Buffalo

Fri 25/12

05:00-01:55

2 stops34h 25m

Kolkata Netaji S. Chandra

Wed 31/12

00:00-13:30

Nonstop0h 00m

₹ 98,920

BuffaloKolkata

BUF Buffalo - CCU Kolkata Netaji S. Chandra

BUFCCU

Buffalo

Sun 28/2

11:34-02:25

2 stops28h 21m

Kolkata Netaji S. Chandra

Sun 28/3

04:10-23:13

2 stops28h 33m

₹ 104,186

BuffaloKolkata

BUF Buffalo - CCU Kolkata Netaji S. Chandra

BUFCCU

Buffalo

Sun 7/2

11:36-01:55

2 stops27h 49m

Kolkata Netaji S. Chandra

Wed 10/2

03:25-18:41

2 stops25h 46m

₹ 104,468

BuffaloKolkata

BUF Buffalo - CCU Kolkata Netaji S. Chandra

BUFCCU

Buffalo

Mon 28/12

10:50-23:45

2 stops26h 25m

Kolkata Netaji S. Chandra

Thu 21/1

03:20-23:38

2 stops30h 48m

₹ 140,670

BuffaloKolkata

BUF Buffalo - CCU Kolkata Netaji S. Chandra

BUFCCU

Buffalo

Mon 28/12

20:00-01:55

2 stops43h 25m

Kolkata Netaji S. Chandra

Thu 21/1

03:25-23:33

2 stops30h 38m

₹ 142,174

BuffaloKolkata

BUF Buffalo - CCU Kolkata Netaji S. Chandra

BUFCCU

Buffalo

Thu 19/11

09:20-19:55

2 stops24h 05m

Kolkata Netaji S. Chandra

Thu 10/12

03:20-23:59

2 stops31h 09m

₹ 170,101

BuffaloKolkata

BUF Buffalo - CCU Kolkata Netaji S. Chandra

BUFCCU

Buffalo

Thu 19/11

10:35-01:55

2 stops28h 50m

Kolkata Netaji S. Chandra

Tue 15/12

03:25-21:55

2 stops29h 00m

₹ 175,273

BuffaloKolkata

BUF Buffalo - CCU Kolkata Netaji S. Chandra

BUFCCU

Buffalo

Thu 19/11

10:35-01:55

2 stops28h 50m

Kolkata Netaji S. Chandra

Sun 13/12

03:25-23:11

2 stops30h 16m

₹ 175,273

BuffaloKolkata

BUF Buffalo - CCU Kolkata Netaji S. Chandra

BUFCCU

Buffalo

Thu 21/1

06:21-19:40

2 stops26h 49m

Kolkata Netaji S. Chandra

Thu 18/2

20:15-18:12

3 stops32h 27m

₹ 176,590

BuffaloKolkata

BUF Buffalo - CCU Kolkata Netaji S. Chandra

BUFCCU

Buffalo

Thu 19/11

12:50-01:55

2 stops26h 35m

Kolkata Netaji S. Chandra

Sat 12/12

03:25-23:29

2 stops30h 34m

₹ 179,034

Flights are sorted by cheapest return flights first.

Deals found on 7/11

Showing 1-10 of 11 resultsSorted 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.

BUF-CCU

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

How long is the flight from Buffalo to Kolkata?
Qatar Airways can get you from Buffalo to Kolkata in just under 27h 49m. 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.

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

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

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Cheap flights from Buffalo to Kolkata from ₹ 98,920

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 25/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Buffalo to Kolkata

Cheapest flights from Buffalo to KolkataExplore 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 9 November 2026.

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 9 November 2026.

Best flights from Buffalo to KolkataDiscover carefully curated flight deals from Buffalo to Kolkata that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 November 2026.

Discover carefully curated flight deals from Buffalo to Kolkata that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 November 2026.

Last-minute flights from Buffalo to KolkataDiscover last-minute flight deals from Buffalo to Kolkata. Data last updated 9 November 2026 and is based on user searches.

Discover last-minute flight deals from Buffalo to Kolkata. Data last updated 9 November 2026 and is based on user searches.

One-way flights from Buffalo to KolkataSearch for one-way flight options from Buffalo to Kolkata. Find affordable one-way fares based on user searches. Data last updated 9 November 2026.

Search for one-way flight options from Buffalo to Kolkata. Find affordable one-way fares based on user searches. Data last updated 9 November 2026.

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Best time to book a flight from Buffalo to Kolkata

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Related info for your journey

How long is the flight from Buffalo to Kolkata?

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

How can I find direct flights from Buffalo to Kolkata?

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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Buffalo to Kolkata

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Complete your trip

Complete your trip to Kolkata by adding a car rental and/or hotel reservation to your travel itinerary.

Direct flights to West Bengal

Book a non-stop flight to one of these other cities located in West Bengal.

Search flights from Buffalo to Kolkata by cabin class

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Other flights to Kolkata

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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 9 November 2026.

Best flights from Buffalo to Kolkata
Discover carefully curated flight deals from Buffalo to Kolkata that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 November 2026.

Last-minute flights from Buffalo to Kolkata
Discover last-minute flight deals from Buffalo to Kolkata. Data last updated 9 November 2026 and is based on user searches.

One-way flights from Buffalo to Kolkata
Search for one-way flight options from Buffalo to Kolkata. Find affordable one-way fares based on user searches. Data last updated 9 November 2026.