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$3,178+ Cheap flights from Buffalo (BUF) to Kolkata (CCU)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/16. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — CCU
Dec 12 — Dec 191
Fri 12/12
Fri 12/19
1 adult, Economy
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Find flight deals from Buffalo to Kolkata

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 November 12, 2025.

This oojo deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/165:00 pmBUF - CCU
2 stops38h 55mAir India
Sat 1/311:00 pmCCU - BUF
2 stops68h 34mAir India
Deal found 11/10$3,178
This oojo deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/186:10 amBUF - CCU
2 stops27h 15mAir India
Sat 1/311:00 pmCCU - BUF
2 stops68h 34mAir India
Deal found 11/11$3,211
This Qatar Airways deal was found by Cheapflights users on 11/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/1610:14 amBUF - CCU
2 stops29h 11mMultiple Airlines
Fri 1/23:25 amCCU - BUF
2 stops30h 53mMultiple Airlines
Deal found 11/12$4,136
This Ovago deal was found by Cheapflights users on 11/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/163:00 pmBUF - CCU
3 stops31h 10mLufthansa
Sat 1/39:00 pmCCU - BUF
3 stops32h 04mLufthansa
Deal found 11/10$4,543
This KAYAK deal was found by Cheapflights users on 11/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/186:10 amBUF - CCU
2 stops27h 20mEtihad Airways
Fri 1/23:35 amCCU - BUF
2 stops26h 23mEtihad Airways
Deal found 11/12$4,769
This KAYAK deal was found by Cheapflights users on 11/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/165:00 pmBUF - CCU
2 stops47h 10mEtihad Airways
Fri 1/23:35 amCCU - BUF
2 stops26h 23mEtihad Airways
Deal found 11/11$4,778

Cheap 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 November 12, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$931
(Etihad Airways)
Provider with most accurate pricing for Buffalo-Kolkata Netaji S. Chandra flight deals.
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Provider most trusted by Cheapflights users for Buffalo-Kolkata Netaji S. Chandra flights.
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From Buffalo to Kolkata Netaji S. Chandra
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Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated November 12, 2025.
Use the filters below to find and compare flights from Buffalo to Kolkata that are best for you.

Fly from

Buffalo

Fly to

Kolkata

Route

Depart

Return

Price

BuffaloKolkata

BUF - CCU

BUFCCU

Buffalo

Tue 12/16

5:00 pm-6:25 pm

2 stops38h 55m

Kolkata Netaji S. Chandra

Sat 1/3

11:00 pm-9:04 am

2 stops68h 34m

$3,178

BuffaloKolkata

BUF - CCU

BUFCCU

Buffalo

Thu 12/18

6:10 am-7:55 pm

2 stops27h 15m

Kolkata Netaji S. Chandra

Sat 1/3

11:00 pm-9:04 am

2 stops68h 34m

$3,211

BuffaloKolkata

BUF - CCU

BUFCCU

Buffalo

Tue 12/16

10:14 am-1:55 am

2 stops29h 11m

Kolkata Netaji S. Chandra

Fri 1/2

3:25 am-11:48 pm

2 stops30h 53m

$4,136

BuffaloKolkata

BUF - CCU

BUFCCU

Buffalo

Tue 12/16

3:00 pm-8:40 am

3 stops31h 10m

Kolkata Netaji S. Chandra

Sat 1/3

9:00 pm-6:34 pm

3 stops32h 04m

$4,543

BuffaloKolkata

BUF - CCU

BUFCCU

Buffalo

Thu 12/18

6:10 am-8:00 pm

2 stops27h 20m

Kolkata Netaji S. Chandra

Fri 1/2

3:35 am-7:28 pm

2 stops26h 23m

$4,769

BuffaloKolkata

BUF - CCU

BUFCCU

Buffalo

Wed 12/17

3:32 pm-1:55 am

2 stops23h 53m

$8,977

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/10

  • Most accurate provider: When it comes to deals on Buffalo-Kolkata flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Buffalo-Kolkata flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Buffalo-Kolkata flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Buffalo-Kolkata flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Buffalo-Kolkata flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 round-trip 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?

    Air India can get you from Buffalo to Kolkata in just under 38h 55m. Your travel time can differ by up to . The distance between Buffalo and Kolkata is about 7826 mi.

  • 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 vacation 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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