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Cheap flights from Boston to Kolkata from ₹ 38,412

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 13/4. 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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Find the cheapest flights from Boston to Kolkata

Cheap return flights

KAYAK's recommended return flight deals from the most popular airlines that fly from Boston to Kolkata.
10:05 - 04:45BOS-CCU
33h 10m2 stops
16:20 - 10:44CCU-BOS
27h 54m2 stops
₹ 82,300American Airlines
Find Deal
Mon, 28 Apr - Tue, 13 May
06:00 - 18:05BOS-CCU
26h 35m3 stops
16:00 - 14:55CCU-BOS
32h 25m2 stops
₹ 86,663
Find Deal
Thu, 8 May - Mon, 26 May
21:35 - 20:15BOS-CCU
37h 10m2 stops
21:15 - 19:40CCU-BOS
31h 55m2 stops
₹ 88,887IndiGo
Find Deal
Thu, 8 May - Mon, 26 May
06:00 - 19:45BOS-CCU
28h 15m3 stops
14:05 - 14:55CCU-BOS
34h 20m3 stops
₹ 88,973
Find Deal
Thu, 8 May - Mon, 26 May
12:50 - 04:45BOS-CCU
30h 25m2 stops
16:20 - 10:34CCU-BOS
27h 44m2 stops
₹ 90,855American Airlines
Find Deal
Wed, 23 Apr - Wed, 30 Apr
21:35 - 12:15BOS-CCU
29h 10m2 stops
02:00 - 19:40CCU-BOS
27h 10m2 stops
₹ 90,940IndiGo
Find Deal
Thu, 8 May - Sun, 25 May
16:30 - 02:50BOS-CCU
24h 50m1 stop
03:45 - 14:55CCU-BOS
20h 40m1 stop
₹ 91,881Etihad Airways
Find Deal
Wed, 16 Apr - Thu, 8 May
16:30 - 02:50BOS-CCU
24h 50m1 stop
03:45 - 14:55CCU-BOS
20h 40m1 stop
₹ 92,566Etihad Airways
Find Deal
Wed, 24 Sep - Sat, 11 Oct
22:00 - 02:20BOS-CCU
18h 50m1 stop
03:50 - 15:05CCU-BOS
20h 45m1 stop
₹ 107,623Qatar Airways
Find Deal
Mon, 28 Apr - Mon, 12 May
22:00 - 02:20BOS-CCU
18h 50m1 stop
03:50 - 15:05CCU-BOS
20h 45m1 stop
₹ 118,659Qatar Airways
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Mon, 22 Sep - Wed, 8 Oct

IndiGo flights from Boston to Kolkata

Our best IndiGo deals on Boston to Kolkata flight tickets
IndiGo
8 May
BOS21:35Boston Logan Intl
37h 10m
2 stops
CCU20:15Kolkata Netaji S. Chandra
26 May
CCU21:15Kolkata Netaji S. Chandra
31h 55m
2 stops
BOS19:40Boston Logan Intl
₹ 88,887
Find similar
IndiGo
4 Apr
BOS21:35Boston Logan Intl
27h 40m
2 stops
CCU10:45Kolkata Netaji S. Chandra
8 Apr
CCU02:00Kolkata Netaji S. Chandra
27h 10m
2 stops
BOS19:40Boston Logan Intl
₹ 90,085
Find similar
IndiGo
8 May
BOS21:35Boston Logan Intl
29h 10m
2 stops
CCU12:15Kolkata Netaji S. Chandra
25 May
CCU02:00Kolkata Netaji S. Chandra
27h 10m
2 stops
BOS19:40Boston Logan Intl
₹ 90,940
Find similar

SWISS flights from Boston to Kolkata

Our best SWISS deals on Boston to Kolkata flight tickets
SWISS
6 Jul
BOS21:40Boston Logan Intl
25h 50m
2 stops
CCU09:00Kolkata Netaji S. Chandra
27 Jul
CCU17:30Kolkata Netaji S. Chandra
31h 25m
2 stops
BOS15:25Boston Logan Intl
₹ 95,389
Find similar
SWISS
9 Jul
BOS17:05Boston Logan Intl
29h 55m
2 stops
CCU08:30Kolkata Netaji S. Chandra
27 Jul
CCU17:30Kolkata Netaji S. Chandra
31h 25m
2 stops
BOS15:25Boston Logan Intl
₹ 97,613
Find similar
SWISS
10 Aug
BOS17:05Boston Logan Intl
54h 25m
2 stops
CCU09:00Kolkata Netaji S. Chandra
30 Aug
CCU20:30Kolkata Netaji S. Chandra
52h 25m
2 stops
BOS15:25Boston Logan Intl
₹ 98,212
Find similar

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 cheapest month to fly to Kolkata?

If you are unable to visit Kolkata during the month of September, then departing from Boston during the month October is also very affordable. Most momondo users find prices during this month for around ₹ 96,159.

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

The cheapest day to depart on your flight to Kolkata is on a Tuesday when prices can be found for as low as ₹ 0. This is often the case because there is less demand to fly during this day of the week. When flying out on a Wednesday, the most expensive travel day of the week, you can expect to see flight prices from Boston to Kolkata for around ₹ 128,878.

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

According to our data, the cheapest time of day to fly to Kolkata is in the morning. momondo users have found flights departing from Boston to Kolkata in the morning for as low as ₹ 0. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the evening is when there is more demand to fly to Kolkata, so prices are often more expensive at around ₹ 117,457 per ticket.

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

You are more likely to see cheaper flights to Kolkata from Boston when booking 7 weeks ahead of your departure date. In general, you can expect to find flights to Kolkata for around ₹ 109,562 when searching 7 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 ₹ 99,324 on momondo.

How have Boston to Kolkata flight prices changed over time?

As of March 2025, prices for Boston to Kolkata flights are approximately 9% 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 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

Best price found

₹ 38,412

Fastest flight time

18h 20m

Direct flights

None

Airports in Kolkata

1 airport
The best one-way flight to Kolkata from Boston in the past 72 hours is ₹ 38,412. The best return flight deal from Boston to Kolkata found on momondo in the last 72 hours is ₹ 82,300.
The fastest flight from Boston to Kolkata takes 18h 20m
There are no direct flights from Boston to Kolkata. Popular non-direct route for this connection is Boston Logan Intl Airport - Kolkata Netaji S. Chandra Airport.
There is 1 airport near Kolkata: Kolkata Netaji S. Chandra (CCU)

  • 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 20m, 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 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 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.

  • 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
Qatar AirwaysPriceFrom ₹ 98,572Free CancellationRating
7.4
3,537 reviews
Search Qatar Airways 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?

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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