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Cheap flights from Boston to Kolkata from ₹ 40,564

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Kolkata departing on 16/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Boston to Kolkata

Cheap return flights

Enter your travel dates to find the best prices.
Etihad Airways Logo
16:25 - 02:55
BOS
-
CCU
25h 00m
1 stop
Etihad Airways Logo
21:30 - 14:40
CCU
-
BOS
26h 40m
1 stop
₹ 80,367Etihad Airways
Sun, 16 Aug - Wed, 30 Sep
Etihad Airways Logo
16:25 - 20:30
BOS
-
CCU
18h 35m
1 stop
Etihad Airways Logo
20:55 - 14:10
CCU
-
BOS
27h 45m
1 stop
₹ 80,843Etihad Airways
Thu, 8 Oct - Mon, 2 Nov
Etihad Airways Logo
16:25 - 20:30
BOS
-
CCU
18h 35m
1 stop
Etihad Airways Logo
03:50 - 14:40
CCU
-
BOS
20h 20m
1 stop
₹ 81,700Etihad Airways
Tue, 18 Aug - Thu, 1 Oct
Etihad Airways Logo
15:40 - 20:00
BOS
-
CCU
17h 50m
1 stop
Etihad Airways Logo
03:35 - 14:10
CCU
-
BOS
21h 05m
1 stop
₹ 82,081Etihad Airways
Tue, 24 Nov - Mon, 14 Dec
Etihad Airways Logo
15:40 - 02:40
BOS
-
CCU
24h 30m
1 stop
Etihad Airways Logo
20:55 - 14:10
CCU
-
BOS
27h 45m
1 stop
₹ 83,985Etihad Airways
Wed, 18 Nov - Sat, 28 Nov
Etihad Airways Logo
15:40 - 02:40
BOS
-
CCU
24h 30m
1 stop
Etihad Airways Logo
20:55 - 14:10
CCU
-
BOS
27h 45m
1 stop
₹ 84,176Etihad Airways
Wed, 25 Nov - Wed, 16 Dec
Etihad Airways Logo
16:25 - 20:30
BOS
-
CCU
18h 35m
1 stop
Etihad Airways Logo
21:30 - 14:40
CCU
-
BOS
26h 40m
1 stop
₹ 84,747Etihad Airways
Tue, 8 Sep - Wed, 23 Sep
Qatar Airways Logo
20:40 - 01:55
BOS
-
CCU
18h 45m
1 stop
Qatar Airways Logo
03:25 - 14:30
CCU
-
BOS
21h 35m
1 stop
₹ 84,842Qatar Airways
Mon, 2 Nov - Thu, 10 Dec
Etihad Airways Logo
16:25 - 02:55
BOS
-
CCU
25h 00m
1 stop
Etihad Airways Logo
21:30 - 14:40
CCU
-
BOS
26h 40m
1 stop
₹ 85,128Etihad Airways
Thu, 10 Sep - Mon, 14 Sep
Etihad Airways Logo
15:40 - 20:00
BOS
-
CCU
17h 50m
1 stop
Etihad Airways Logo
20:55 - 14:10
CCU
-
BOS
27h 45m
1 stop
₹ 85,509Etihad Airways
Sun, 15 Nov - Sat, 28 Nov

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Qatar Airways flights from Boston to Kolkata

Our best Qatar Airways deals on Boston to Kolkata flight tickets
Qatar Airways
2 Nov
BOS20:40Boston Logan Intl
18h 45m
1 stop
CCU01:55Kolkata Netaji S. Chandra
10 Dec
CCU03:25Kolkata Netaji S. Chandra
21h 35m
1 stop
BOS14:30Boston Logan Intl
₹ 84,842
Qatar Airways
6 Nov
BOS20:40Boston Logan Intl
18h 45m
1 stop
CCU01:55Kolkata Netaji S. Chandra
8 Dec
CCU03:25Kolkata Netaji S. Chandra
21h 35m
1 stop
BOS14:30Boston Logan Intl
₹ 88,461
Qatar Airways
25 Nov
BOS20:40Boston Logan Intl
18h 45m
1 stop
CCU01:55Kolkata Netaji S. Chandra
17 Jan
CCU03:25Kolkata Netaji S. Chandra
21h 35m
1 stop
BOS14:30Boston Logan Intl
₹ 89,223

Etihad Airways flights from Boston to Kolkata

Our best Etihad Airways deals on Boston to Kolkata flight tickets
Etihad Airways
16 Aug
BOS16:25Boston Logan Intl
25h 00m
1 stop
CCU02:55Kolkata Netaji S. Chandra
30 Sept
CCU21:30Kolkata Netaji S. Chandra
26h 40m
1 stop
BOS14:40Boston Logan Intl
₹ 80,367
Etihad Airways
8 Oct
BOS16:25Boston Logan Intl
18h 35m
1 stop
CCU20:30Kolkata Netaji S. Chandra
2 Nov
CCU20:55Kolkata Netaji S. Chandra
27h 45m
1 stop
BOS14:10Boston Logan Intl
₹ 80,843
Etihad Airways
18 Aug
BOS16:25Boston Logan Intl
18h 35m
1 stop
CCU20:30Kolkata Netaji S. Chandra
1 Oct
CCU03:50Kolkata Netaji S. Chandra
20h 20m
1 stop
BOS14:40Boston Logan Intl
₹ 81,700

momondo Fare Finder

 
Customise your flight search to find flights from Boston 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 59,053 searches. Data last updated 4 July 2026.
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 return flight

BostonKolkata

BOS - CCU

BOSCCU

Boston Logan Intl

Sun 16/8

16:25-02:55

1 stop25h 00m

Kolkata Netaji S. Chandra

Wed 30/9

21:30-14:40

1 stop26h 40m

₹ 80,367

BostonKolkata

BOS - CCU

BOSCCU

Boston Logan Intl

Thu 8/10

16:25-20:30

1 stop18h 35m

Kolkata Netaji S. Chandra

Mon 2/11

20:55-14:10

1 stop27h 45m

₹ 80,843
Fastest return journey

BostonKolkata

BOS - CCU

BOSCCU

Boston Logan Intl

Tue 18/8

16:25-20:30

1 stop18h 35m

Kolkata Netaji S. Chandra

Thu 1/10

03:50-14:40

1 stop20h 20m

₹ 81,700

BostonKolkata

BOS - CCU

BOSCCU

Boston Logan Intl

Tue 24/11

15:40-20:00

1 stop17h 50m

Kolkata Netaji S. Chandra

Mon 14/12

03:35-14:10

1 stop21h 05m

₹ 82,081

BostonKolkata

BOS - CCU

BOSCCU

Boston Logan Intl

Wed 18/11

15:40-02:40

1 stop24h 30m

Kolkata Netaji S. Chandra

Sat 28/11

20:55-14:10

1 stop27h 45m

₹ 83,985

BostonKolkata

BOS - CCU

BOSCCU

Boston Logan Intl

Wed 25/11

15:40-02:40

1 stop24h 30m

Kolkata Netaji S. Chandra

Wed 16/12

20:55-14:10

1 stop27h 45m

₹ 84,176

BostonKolkata

BOS - CCU

BOSCCU

Boston Logan Intl

Tue 8/9

16:25-20:30

1 stop18h 35m

Kolkata Netaji S. Chandra

Wed 23/9

21:30-14:40

1 stop26h 40m

₹ 84,747

BostonKolkata

BOS - CCU

BOSCCU

Boston Logan Intl

Mon 2/11

20:40-01:55

1 stop18h 45m

Kolkata Netaji S. Chandra

Thu 10/12

03:25-14:30

1 stop21h 35m

₹ 84,842

BostonKolkata

BOS - CCU

BOSCCU

Boston Logan Intl

Thu 10/9

16:25-02:55

1 stop25h 00m

Kolkata Netaji S. Chandra

Mon 14/9

21:30-14:40

1 stop26h 40m

₹ 85,128

BostonKolkata

BOS - CCU

BOSCCU

Boston Logan Intl

Sun 15/11

15:40-20:00

1 stop17h 50m

Kolkata Netaji S. Chandra

Sat 28/11

20:55-14:10

1 stop27h 45m

₹ 85,509

Flights are sorted by cheapest return 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?

What is the cheapest month to fly to Kolkata?

If you are unable to visit Kolkata during the month of January, then departing from Boston during the month September is also very affordable. Most momondo users find prices during this month for around ₹ 101,411.

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 ₹ 121,629 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Kolkata from Boston for as low as ₹ 102,554 on momondo.

Can stopping save me money on Boston to Kolkata flights?

You could potentially save up to 31% on your flight if you consider stops on a Boston to Kolkata flight.

How have Boston to Kolkata flight prices changed over time?

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 return 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

Fastest flight time

18h 35m

Direct flights

None
The fastest flight from Boston to Kolkata takes 18h 35m
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?

    There are 12484.2 km between Boston Logan Intl and Kolkata Netaji S. Chandra. Flights usually cover this in 18h 35m, depending on flying conditions and air traffic around both airports.

  • 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 are updated daily.

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to 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 required travel and health documents for your Kolkata Netaji S. Chandra Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Kolkata Netaji S. Chandra Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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?

momondo provides multiple filters to help you find the best flight to Kolkata from Boston. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of Boston 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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