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Cheap flights from Buffalo to Kolkata from $934

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Buffalo to Kolkata departing on 11/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

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Air India Logo
10:08 am - 7:55 pmBUF-CCU
47h 17m2 stops
Air India Logo
8:35 pm - 6:46 pmCCU-BUF
32h 41m2 stops
$934Air India
Find Deal
Tue, Nov 4 - Wed, Nov 19
Air India Logo
10:08 am - 4:50 pmBUF-CCU
44h 12m2 stops
Air India Logo
12:30 am - 6:46 pmCCU-BUF
52h 46m2 stops
$979Air India
Find Deal
Tue, Nov 4 - Tue, Nov 18
Multiple Airlines Logo
6:33 am - 2:40 amBUF-CCU
34h 37m2 stops
Multiple Airlines Logo
3:35 am - 11:40 pmCCU-BUF
29h 35m2 stops
$1,001Multiple Airlines
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Fri, Mar 13 - Fri, Mar 20
Multiple Airlines Logo
2:34 pm - 2:40 amBUF-CCU
25h 36m2 stops
Multiple Airlines Logo
8:55 pm - 8:30 pmCCU-BUF
34h 05m2 stops
$1,071Multiple Airlines
Find Deal
Mon, Dec 1 - Mon, Dec 8
Lufthansa Logo
2:55 pm - 8:40 amBUF-CCU
31h 15m3 stops
Lufthansa Logo
9:00 pm - 10:58 pmCCU-BUF
36h 28m3 stops
$1,373Lufthansa
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Tue, Nov 4 - Wed, Nov 19
British Airways Logo
4:33 pm - 5:10 pmBUF-CCU
39h 07m3 stops
British Airways Logo
10:30 pm - 10:27 pmCCU-BUF
57h 27m3 stops
$1,498British Airways
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Fri, Mar 13 - Sat, Mar 21
British Airways Logo
4:33 pm - 5:10 pmBUF-CCU
39h 07m3 stops
British Airways Logo
3:15 am - 9:08 pmCCU-BUF
51h 23m3 stops
$1,648British Airways
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Fri, Mar 13 - Fri, Mar 20
Singapore Airlines Logo
10:08 am - 10:25 pmBUF-CCU
49h 47m2 stops
Singapore Airlines Logo
11:40 pm - 7:17 amCCU-BUF
42h 07m3 stops
$2,339Singapore Airlines
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Tue, Nov 4 - Wed, Nov 19
Lufthansa Logo
3:00 pm - 8:40 amBUF-CCU
31h 10m3 stops
Lufthansa Logo
9:00 pm - 6:12 pmCCU-BUF
31h 42m3 stops
$2,625Lufthansa
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Thu, Dec 11 - Tue, Dec 23
Singapore Airlines Logo
10:08 am - 10:25 pmBUF-CCU
49h 47m3 stops
Singapore Airlines Logo
11:40 pm - 7:16 amCCU-BUF
42h 06m2 stops
$2,957Singapore Airlines
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Fri, Dec 12 - Tue, Dec 23

Air India flights from Buffalo to Kolkata

Our best Air India deals on Buffalo to Kolkata flight tickets
Air India
Nov 4
BUF10:08 amBuffalo
47h 17m
2 stops
CCU7:55 pmKolkata Netaji S. Chandra
Nov 19
CCU8:35 pmKolkata Netaji S. Chandra
32h 41m
2 stops
BUF6:46 pmBuffalo
$934
Find similar
Air India
Nov 4
BUF10:08 amBuffalo
44h 12m
2 stops
CCU4:50 pmKolkata Netaji S. Chandra
Nov 18
CCU12:30 amKolkata Netaji S. Chandra
52h 46m
2 stops
BUF6:46 pmBuffalo
$979
Find similar
Air India
Mar 13
BUF7:45 amBuffalo
30h 00m
2 stops
CCU11:15 pmKolkata Netaji S. Chandra
Mar 21
CCU11:00 pmKolkata Netaji S. Chandra
54h 51m
2 stops
BUF8:21 pmBuffalo
$1,109
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Lufthansa flights from Buffalo to Kolkata

Our best Lufthansa deals on Buffalo to Kolkata flight tickets
Lufthansa
Nov 4
BUF2:55 pmBuffalo
31h 15m
3 stops
CCU8:40 amKolkata Netaji S. Chandra
Nov 19
CCU9:00 pmKolkata Netaji S. Chandra
36h 28m
3 stops
BUF10:58 pmBuffalo
$1,373
Find similar
Lufthansa
Dec 11
BUF3:00 pmBuffalo
31h 10m
3 stops
CCU8:40 amKolkata Netaji S. Chandra
Dec 23
CCU9:00 pmKolkata Netaji S. Chandra
31h 42m
3 stops
BUF6:12 pmBuffalo
$2,625
Find similar
Lufthansa
Dec 12
BUF11:35 amBuffalo
34h 35m
3 stops
CCU8:40 amKolkata Netaji S. Chandra
Dec 23
CCU9:00 pmKolkata Netaji S. Chandra
31h 42m
3 stops
BUF6:12 pmBuffalo
$2,970
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated October 19, 2025.
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

BuffaloKolkata

BUF - CCU

BUFCCU

Buffalo

Tue 11/4

10:08 am-7:55 pm

2 stops47h 17m

Kolkata Netaji S. Chandra

Wed 11/19

8:35 pm-6:46 pm

2 stops32h 41m

$934

BuffaloKolkata

BUF - CCU

BUFCCU

Buffalo

Tue 11/4

10:08 am-4:50 pm

2 stops44h 12m

Kolkata Netaji S. Chandra

Tue 11/18

12:30 am-6:46 pm

2 stops52h 46m

$979

BuffaloKolkata

BUF - CCU

BUFCCU

Buffalo

Fri 3/13

6:33 am-2:40 am

2 stops34h 37m

Kolkata Netaji S. Chandra

Fri 3/20

3:35 am-11:40 pm

2 stops29h 35m

$1,001

BuffaloKolkata

BUF - CCU

BUFCCU

Buffalo

Mon 12/1

2:34 pm-2:40 am

2 stops25h 36m

Kolkata Netaji S. Chandra

Mon 12/8

8:55 pm-8:30 pm

2 stops34h 05m

$1,071

BuffaloKolkata

BUF - CCU

BUFCCU

Buffalo

Tue 11/4

2:55 pm-8:40 am

3 stops31h 15m

Kolkata Netaji S. Chandra

Wed 11/19

9:00 pm-10:58 pm

3 stops36h 28m

$1,373

BuffaloKolkata

BUF - CCU

BUFCCU

Buffalo

Fri 3/13

4:33 pm-5:10 pm

3 stops39h 07m

Kolkata Netaji S. Chandra

Sat 3/21

10:30 pm-10:27 pm

3 stops57h 27m

$1,498

BuffaloKolkata

BUF - CCU

BUFCCU

Buffalo

Fri 3/13

4:33 pm-5:10 pm

3 stops39h 07m

Kolkata Netaji S. Chandra

Fri 3/20

3:15 am-9:08 pm

3 stops51h 23m

$1,648

BuffaloKolkata

BUF - CCU

BUFCCU

Buffalo

Tue 11/4

10:08 am-10:25 pm

2 stops49h 47m

Kolkata Netaji S. Chandra

Wed 11/19

11:40 pm-7:17 am

3 stops42h 07m

$2,339

BuffaloKolkata

BUF - CCU

BUFCCU

Buffalo

Thu 12/11

3:00 pm-8:40 am

3 stops31h 10m

Kolkata Netaji S. Chandra

Tue 12/23

9:00 pm-6:12 pm

3 stops31h 42m

$2,625

BuffaloKolkata

BUF - CCU

BUFCCU

Buffalo

Fri 12/12

10:08 am-10:25 pm

3 stops49h 47m

Kolkata Netaji S. Chandra

Tue 12/23

11:40 pm-7:16 am

2 stops42h 06m

$2,957

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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See travel insights to Kolkata from

How to get the cheapest flight ticket from Buffalo to Kolkata

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Kolkata?

On average, the least expensive day to fly to Kolkata from Buffalo is on a Saturday. momondo users have found tickets for Saturday departures for as low as $1,512. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to Kolkata on Thursday is $1,841.

What is the cheapest time of day to depart on your flight to Kolkata?

In the afternoon is the cheapest time of day to fly from Buffalo to Kolkata when you can find flight prices for as low as $1,512. Flying to Kolkata in the afternoon is an ideal time because this is during off-peak travel hours. Flights to Kolkata are more costly in the morning, with an average ticket price of $1,672. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

When to book flights from Buffalo to Kolkata

Are you open to changing your travel dates? Check out the ideal times to fly from Buffalo to Kolkata according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Buffalo to Kolkata (BUF to CCU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Buffalo to Kolkata

Direct flights

None
There are no direct flights from Buffalo to Kolkata. There are no popular flight routes from Buffalo to Kolkata.
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  • How far is Buffalo to Kolkata Netaji S. Chandra by plane?

    The straight-line distance from Buffalo to Kolkata Netaji S. Chandra is 7836.8 mi. A reasonable flight in good conditions will take 22h 55m.

  • When did momondo last update prices for flights from Buffalo Airport to Kolkata Netaji S. Chandra Airport?

    Prices for flights from Buffalo Airport to Kolkata Netaji S. Chandra Airport were last updated today.

  • How old do you have to be to fly from Buffalo Airport to Kolkata Netaji S. Chandra Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Buffalo Airport to Kolkata Netaji S. Chandra Airport.

  • What documentation or ID do you need to fly to Kolkata Netaji S. Chandra Airport?

    The travel and health documents you'll need for your trip to Kolkata Netaji S. Chandra Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Kolkata Netaji S. Chandra Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Buffalo to Kolkata?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Buffalo to Kolkata. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Buffalo to Kolkata with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Buffalo to Kolkata flights to just show those with flexible booking policies.

How can momondo help me find flights from Buffalo to Kolkata?

momondo helps you find the best flight between Buffalo and Kolkata by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Buffalo to Kolkata right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Buffalo to Kolkata flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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