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Cheap flights from Boston to Kolkata from $660

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Boston to Kolkata

Cheap round-trip flights

Enter your travel dates to find the best prices.
Emirates Logo
10:10 pm - 7:40 amBOS  Boston Logan Intl-CCU Kolkata Netaji S. Chandra
23h 00m1 stop Dubai Intl
Emirates Logo
8:35 pm - 1:55 pmCCU  Kolkata Netaji S. Chandra-BOS Boston Logan Intl
27h 50m1 stop Dubai Intl
$997Emirates
Tue, Feb 23 - Wed, Mar 10
Emirates Logo
10:10 pm - 7:40 amBOS  Boston Logan Intl-CCU Kolkata Netaji S. Chandra
23h 00m1 stop Dubai Intl
Emirates Logo
8:35 pm - 1:55 pmCCU  Kolkata Netaji S. Chandra-BOS Boston Logan Intl
27h 50m1 stop Dubai Intl
$997Emirates
Mon, Mar 1 - Wed, Mar 10
Turkish Airlines Logo
8:00 pm - 12:50 pmBOS  Boston Logan Intl-CCU Kolkata Netaji S. Chandra
30h 20m2 stops Istanbul Mumbai Chhatrapati Shivaji Intl
Turkish Airlines Logo
6:55 pm - 6:05 pmCCU  Kolkata Netaji S. Chandra-BOS Boston Logan Intl
33h 40m2 stops Mumbai Chhatrapati Shivaji Intl Istanbul
$1,035Turkish Airlines
Fri, Feb 5 - Sat, Feb 20
Qatar Airways Logo
8:40 pm - 1:55 amBOS  Boston Logan Intl-CCU Kolkata Netaji S. Chandra
18h 45m1 stop Doha Hamad Intl
Qatar Airways Logo
3:25 am - 2:15 pmCCU  Kolkata Netaji S. Chandra-BOS Boston Logan Intl
21h 20m1 stop Doha Hamad Intl
$1,038Qatar Airways
Sun, Jan 31 - Sun, Feb 14
Qatar Airways Logo
8:40 pm - 1:55 amBOS  Boston Logan Intl-CCU Kolkata Netaji S. Chandra
18h 45m1 stop Doha Hamad Intl
Qatar Airways Logo
3:25 am - 1:55 pmCCU  Kolkata Netaji S. Chandra-BOS Boston Logan Intl
21h 00m1 stop Doha Hamad Intl
$1,038Qatar Airways
Mon, Mar 1 - Sun, Mar 7
Etihad Airways Logo
3:40 pm - 7:55 pmBOS  Boston Logan Intl-CCU Kolkata Netaji S. Chandra
17h 45m1 stop Abu Dhabi Zayed Intl
Etihad Airways Logo
3:20 am - 1:40 pmCCU  Kolkata Netaji S. Chandra-BOS Boston Logan Intl
20h 50m1 stop Abu Dhabi Zayed Intl
$1,039Etihad Airways
Thu, Feb 4 - Mon, Feb 15
Etihad Airways Logo
3:40 pm - 7:55 pmBOS  Boston Logan Intl-CCU Kolkata Netaji S. Chandra
17h 45m1 stop Abu Dhabi Zayed Intl
Etihad Airways Logo
3:20 am - 1:40 pmCCU  Kolkata Netaji S. Chandra-BOS Boston Logan Intl
20h 50m1 stop Abu Dhabi Zayed Intl
$1,039Etihad Airways
Sun, Jan 31 - Mon, Feb 15
Turkish Airlines Logo
8:00 pm - 3:40 pmBOS  Boston Logan Intl-CCU Kolkata Netaji S. Chandra
33h 10m2 stops Istanbul Mumbai Chhatrapati Shivaji Intl
Turkish Airlines Logo
9:30 pm - 6:05 pmCCU  Kolkata Netaji S. Chandra-BOS Boston Logan Intl
31h 05m2 stops Mumbai Chhatrapati Shivaji Intl Istanbul
$1,055Turkish Airlines
Mon, Feb 1 - Tue, Feb 16
KLM Logo
7:20 pm - 7:35 amBOS  Boston Logan Intl-CCU Kolkata Netaji S. Chandra
25h 45m2 stops Amsterdam Schiphol Bengaluru Intl
KLM Logo
7:00 pm - 1:18 pmCCU  Kolkata Netaji S. Chandra-BOS Boston Logan Intl
27h 48m2 stops Bengaluru Intl Amsterdam Schiphol
$1,139KLM
Wed, Jan 13 - Wed, Mar 31
KLM Logo
7:20 pm - 7:35 amBOS  Boston Logan Intl-CCU Kolkata Netaji S. Chandra
25h 45m2 stops Amsterdam Schiphol Bengaluru Intl
KLM Logo
7:00 pm - 1:18 pmCCU  Kolkata Netaji S. Chandra-BOS Boston Logan Intl
27h 48m2 stops Bengaluru Intl Amsterdam Schiphol
$1,140KLM
Wed, Jan 13 - Wed, Mar 31

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Emirates flights from Boston to Kolkata

Our best Emirates deals on Boston to Kolkata flight tickets
Emirates
Nov 23
BOS10:10 pmBoston Logan Intl
23h 00m
1 stop
CCU7:40 amKolkata Netaji S. Chandra
Dec 3
CCU8:35 pmKolkata Netaji S. Chandra
27h 50m
1 stop
BOS1:55 pmBoston Logan Intl
$997
Emirates
Jan 13
BOS10:10 pmBoston Logan Intl
23h 00m
1 stop
CCU7:40 amKolkata Netaji S. Chandra
Mar 31
CCU8:55 pmKolkata Netaji S. Chandra
26h 45m
1 stop
BOS2:10 pmBoston Logan Intl
$998
Emirates
Nov 23
BOS10:10 pmBoston Logan Intl
23h 00m
1 stop
CCU7:40 amKolkata Netaji S. Chandra
Dec 12
CCU8:35 pmKolkata Netaji S. Chandra
27h 50m
1 stop
BOS1:55 pmBoston Logan Intl
$1,047

Etihad Airways flights from Boston to Kolkata

Our best Etihad Airways deals on Boston to Kolkata flight tickets
Etihad Airways
Feb 4
BOS3:40 pmBoston Logan Intl
17h 45m
1 stop
CCU7:55 pmKolkata Netaji S. Chandra
Feb 15
CCU3:20 amKolkata Netaji S. Chandra
20h 50m
1 stop
BOS1:40 pmBoston Logan Intl
$1,039
Etihad Airways
Jan 30
BOS3:40 pmBoston Logan Intl
17h 45m
1 stop
CCU7:55 pmKolkata Netaji S. Chandra
Feb 19
CCU9:00 pmKolkata Netaji S. Chandra
27h 10m
1 stop
BOS1:40 pmBoston Logan Intl
$1,079
Etihad Airways
Jan 10
BOS3:40 pmBoston Logan Intl
24h 15m
1 stop
CCU2:25 amKolkata Netaji S. Chandra
Apr 27
CCU4:10 amKolkata Netaji S. Chandra
20h 00m
1 stop
BOS2:40 pmBoston Logan Intl
$1,085

momondo Fare Finder

 
Use the filters below to find and compare flights from Boston to Kolkata that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonKolkata

BOS Boston Logan Intl - CCU Kolkata Netaji S. Chandra

BOSCCU

Boston Logan Intl

Tue 2/23

10:10 pm-7:40 am

1 stop23h 00m

Kolkata Netaji S. Chandra

Wed 3/10

8:35 pm-1:55 pm

1 stop27h 50m

$997

BostonKolkata

BOS Boston Logan Intl - CCU Kolkata Netaji S. Chandra

BOSCCU

Boston Logan Intl

Mon 3/1

10:10 pm-7:40 am

1 stop23h 00m

Kolkata Netaji S. Chandra

Wed 3/10

8:35 pm-1:55 pm

1 stop27h 50m

$997

BostonKolkata

BOS Boston Logan Intl - CCU Kolkata Netaji S. Chandra

BOSCCU

Boston Logan Intl

Fri 2/5

8:00 pm-12:50 pm

2 stops30h 20m

Kolkata Netaji S. Chandra

Sat 2/20

6:55 pm-6:05 pm

2 stops33h 40m

$1,035

BostonKolkata

BOS Boston Logan Intl - CCU Kolkata Netaji S. Chandra

BOSCCU

Boston Logan Intl

Sun 1/31

8:40 pm-1:55 am

1 stop18h 45m

Kolkata Netaji S. Chandra

Sun 2/14

3:25 am-2:15 pm

1 stop21h 20m

$1,038

BostonKolkata

BOS Boston Logan Intl - CCU Kolkata Netaji S. Chandra

BOSCCU

Boston Logan Intl

Mon 3/1

8:40 pm-1:55 am

1 stop18h 45m

Kolkata Netaji S. Chandra

Sun 3/7

3:25 am-1:55 pm

1 stop21h 00m

$1,038
Quickest round-trip

BostonKolkata

BOS Boston Logan Intl - CCU Kolkata Netaji S. Chandra

BOSCCU

Boston Logan Intl

Thu 2/4

3:40 pm-7:55 pm

1 stop17h 45m

Kolkata Netaji S. Chandra

Mon 2/15

3:20 am-1:40 pm

1 stop20h 50m

$1,039

BostonKolkata

BOS Boston Logan Intl - CCU Kolkata Netaji S. Chandra

BOSCCU

Boston Logan Intl

Sun 1/31

3:40 pm-7:55 pm

1 stop17h 45m

Kolkata Netaji S. Chandra

Mon 2/15

3:20 am-1:40 pm

1 stop20h 50m

$1,039

BostonKolkata

BOS Boston Logan Intl - CCU Kolkata Netaji S. Chandra

BOSCCU

Boston Logan Intl

Mon 2/1

8:00 pm-3:40 pm

2 stops33h 10m

Kolkata Netaji S. Chandra

Tue 2/16

9:30 pm-6:05 pm

2 stops31h 05m

$1,055

BostonKolkata

BOS Boston Logan Intl - CCU Kolkata Netaji S. Chandra

BOSCCU

Boston Logan Intl

Wed 1/13

7:20 pm-7:35 am

2 stops25h 45m

Kolkata Netaji S. Chandra

Wed 3/31

7:00 pm-1:18 pm

2 stops27h 48m

$1,139

BostonKolkata

BOS Boston Logan Intl - CCU Kolkata Netaji S. Chandra

BOSCCU

Boston Logan Intl

Wed 1/13

7:20 pm-7:35 am

2 stops25h 45m

Kolkata Netaji S. Chandra

Wed 3/31

7:00 pm-1:18 pm

2 stops27h 48m

$1,140

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Kolkata from

How to get the cheapest flight ticket from Boston 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 typical price of a round-trip flight between Boston and Kolkata?

Prices are currently typical for flights on this route.

Typical prices usually range from $997 to $1,362.
The lowest price recently found on this route was $997.

What is the cheapest month to fly to Kolkata?

The month of September is, on average, the cheapest month to fly to Kolkata from Boston, with most prices found around $879. If you aren’t able to travel during the month of September, then book flights to Kolkata from Boston during January instead. Flights to Kolkata in January, while not as cheap as those in September, still average around $1,051.

How far in advance should I book a flight from Boston to Kolkata?

You are more likely to see cheaper flights to Kolkata from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Kolkata for around $1,252 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Kolkata from Boston for as low as $925 on momondo.

Can stopping save me money on Boston to Kolkata flights?

You could potentially save up to 26% on your flight if you consider stops on a Boston to Kolkata flight.

How have Boston to Kolkata flight prices changed over time?

As of November 2026, prices for Boston to Kolkata flights are approximately 62% more expensive when compared to flights at the same time last year.

When to book flights from Boston to Kolkata

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

Cheap Boston to Kolkata (BOS to CCU) flight deals and tips

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

Best Price Found

$660

Fastest flight time

23h 00m

Direct flights

None
The best one-way flight to Kolkata from Boston in the past 72 hours is $660. The best round-trip flight deal from Boston to Kolkata found on momondo in the last 72 hours is $997.
The fastest flight from Boston to Kolkata takes 23h 00m
There are no direct flights from Boston to Kolkata. There are no popular flight routes from Boston to Kolkata.
Search flight deals

Frequently asked questions about flying from Boston to Kolkata

  • How far is Boston Logan Intl to Kolkata Netaji S. Chandra by plane?

    Kolkata Netaji S. Chandra is 7757.3 mi away from Boston Logan Intl. By plane, this route typically takes 23h 00m.

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

    Prices for flights from Boston Logan Intl Airport to Kolkata Netaji S. Chandra Airport refresh daily.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to Kolkata Netaji S. Chandra Airport?

  • How old do you have to be to fly from Boston Logan Intl 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 Boston Logan Intl 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 required for your trip to Kolkata Netaji S. Chandra Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Kolkata Netaji S. Chandra Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Boston to Kolkata?

Best airlines flying from Boston to Kolkata

Compare and see reviews for airlines that fly from Boston to Kolkata with momondo
Airline
Rating
Free Cancellation
Price
Etihad AirwaysPriceFrom $864Free CancellationRating
7.3
1,555 reviews
Search Etihad Airways flights
Qatar AirwaysPriceFrom $908Free CancellationRating
7.4
3,690 reviews
Search Qatar Airways flights
EmiratesPriceFrom $978Free CancellationRating
8.1
3,698 reviews
Search Emirates flights
KLMPriceFrom $1,130Free CancellationRating
7.8
1,597 reviews
Search KLM flights
Air FrancePriceFrom $1,474Free CancellationRating
7.5
1,650 reviews
Search Air France flights
SWISSPriceFrom $1,661Free CancellationRating
7.5
2,119 reviews
Search SWISS flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Kolkata from Boston.

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

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

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

Once all potential Boston to Kolkata flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to Kolkata from Boston. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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