How long is the flight from Buffalo to Kolkata?

Etihad Airways can get you from Buffalo to Kolkata in just under 23h 22m. 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.

₹ 52,658+ 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 6 October 2026.

Thu 22/1011:38 -

2 stops23h 22m

Mon 26/1021:00 -

2 stops33h 07m

Deal found 5/10₹ 101,562

Fri 25/1211:10 -

2 stops28h 15m

Sat 16/103:25 -

2 stops30h 33m

Deal found 3/10₹ 156,434

Fri 25/1206:00 -

3 stops27h 25m

Sat 16/103:25 -

2 stops25h 35m

Deal found 3/10₹ 182,330

Mon 30/1116:25 -

2 stops23h 00m

Wed 30/1203:25 -

2 stops31h 01m

Deal found 4/10₹ 185,603

Mon 30/1119:52 -

3 stops50h 38m

Thu 31/1220:55 -

3 stops32h 57m

Deal found 4/10₹ 219,874

Wed 16/1206:28 -

2 stops33h 27m

Fri 8/121:00 -

2 stops33h 45m

Deal found 4/10₹ 231,041

Thu 17/1206:00 -

2 stops27h 25m

Thu 7/103:20 -

2 stops30h 48m

Deal found 5/10₹ 231,138

Wed 16/1207:53 -

2 stops31h 32m

Thu 7/103:25 -

2 stops30h 18m

Deal found 5/10₹ 239,320

Wed 16/1206:28 -

2 stops33h 27m

Thu 7/103:20 -

3 stops30h 48m

Deal found 4/10₹ 245,867

Find flight deals from Buffalo to Kolkata

Round-trip from	₹ 101,562
One-way from	₹ 52,658

Etihad Airways
22/10-26/10
4 total stops
56h 29m total
Buffalo to Kolkata

Search Deals

Qatar Airways
16/11-31/12
2 total stops
23h 09m total
Buffalo to Kolkata

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

BuffaloKolkata

BUF Buffalo - CCU Kolkata Netaji S. Chandra

BUFCCU

Buffalo

Mon 16/11

16:16-01:55

2 stops23h 09m

Kolkata Netaji S. Chandra

Wed 31/12

00:00-13:30

Nonstop0h 00m

₹ 52,658

BuffaloKolkata

BUF Buffalo - CCU Kolkata Netaji S. Chandra

BUFCCU

Buffalo

Mon 16/11

16:16-10:45

3 stops31h 59m

Kolkata Netaji S. Chandra

Wed 31/12

00:00-13:30

Nonstop0h 00m

₹ 66,328

BuffaloKolkata

BUF Buffalo - CCU Kolkata Netaji S. Chandra

BUFCCU

Buffalo

Thu 22/10

11:38-20:30

2 stops23h 22m

Kolkata Netaji S. Chandra

Mon 26/10

21:00-20:37

2 stops33h 07m

₹ 101,562

BuffaloKolkata

BUF Buffalo - CCU Kolkata Netaji S. Chandra

BUFCCU

Buffalo

Fri 25/12

11:10-01:55

2 stops28h 15m

Kolkata Netaji S. Chandra

Sat 16/1

03:25-23:28

2 stops30h 33m

₹ 156,434

BuffaloKolkata

BUF Buffalo - CCU Kolkata Netaji S. Chandra

BUFCCU

Buffalo

Fri 25/12

06:00-19:55

3 stops27h 25m

Kolkata Netaji S. Chandra

Sun 17/1

22:30-23:36

3 stops35h 36m

₹ 198,311

BuffaloKolkata

BUF Buffalo - CCU Kolkata Netaji S. Chandra

BUFCCU

Buffalo

Thu 17/12

06:00-19:55

2 stops27h 25m

Kolkata Netaji S. Chandra

Thu 7/1

03:20-23:38

2 stops30h 48m

₹ 231,138

BuffaloKolkata

BUF Buffalo - CCU Kolkata Netaji S. Chandra

BUFCCU

Buffalo

Thu 17/12

19:43-01:55

2 stops43h 42m

Kolkata Netaji S. Chandra

Wed 6/1

03:25-18:30

2 stops25h 35m

₹ 267,719

BuffaloKolkata

BUF Buffalo - CCU Kolkata Netaji S. Chandra

BUFCCU

Buffalo

Wed 16/12

15:00-07:40

3 stops30h 10m

Kolkata Netaji S. Chandra

Fri 8/1

20:55-23:38

3 stops37h 13m

₹ 281,100

Flights are sorted by cheapest return flights first.

Deals found on 1/10

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.

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?
Etihad Airways can get you from Buffalo to Kolkata in just under 23h 22m. 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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Cheap flights from Buffalo to Kolkata from ₹ 52,658

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 16/11. 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 6 October 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 6 October 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 6 October 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 6 October 2026.

Last-minute flights from Buffalo to KolkataDiscover last-minute flight deals from Buffalo to Kolkata. Data last updated 6 October 2026 and is based on user searches.

Discover last-minute flight deals from Buffalo to Kolkata. Data last updated 6 October 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 6 October 2026.

Search for one-way flight options from Buffalo to Kolkata. Find affordable one-way fares based on user searches. Data last updated 6 October 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?

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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.

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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 6 October 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 6 October 2026.

Last-minute flights from Buffalo to Kolkata
Discover last-minute flight deals from Buffalo to Kolkata. Data last updated 6 October 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 6 October 2026.