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BOS - CCU

Find cheap flights from Boston to Kolkata from ₹ 58,371

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Boston to Kolkata departing on 28/5. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
Thu 23/5
Thu 30/5

Search hundreds of travel sites at once for deals on flights to Kolkata

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Boston to Kolkata, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Boston to Kolkata, as well as popular online travel agencies
In the last 7 days, travellers have searched 44,632,927 times on KAYAK, and here's why:

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Cheap flight deals from Boston to Kolkata (BOS-CCU)

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Boston to Kolkata that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices and deals for you by selecting your travel dates.
Choose your dates
11:47 - 04:40BOS-CCU
31h 23m2 stops
03:50 - 14:50CCU-BOS
20h 30m1 stop
₹ 88,807
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Fri, 3 May - Wed, 22 May
08:59 - 04:40BOS-CCU
34h 11m2 stops
03:50 - 08:10CCU-BOS
37h 50m1 stop
₹ 89,057
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Fri, 3 May - Wed, 22 May
08:25 - 20:20BOS-CCU
26h 25m2 stops
21:25 - 08:50CCU-BOS
20h 55m1 stop
₹ 100,397Etihad Airways
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Thu, 16 May - Sun, 26 May
18:11 - 03:30BOS-CCU
23h 49m2 stops
04:25 - 08:50CCU-BOS
37h 55m1 stop
₹ 101,732Etihad Airways
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Fri, 3 May - Thu, 23 May
20:05 - 09:00BOS-CCU
27h 25m2 stops
20:25 - 17:50CCU-BOS
30h 55m2 stops
₹ 106,151Lufthansa
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Fri, 21 Jun - Sat, 13 Jul
21:45 - 08:25BOS-CCU
25h 10m2 stops
17:30 - 15:20CCU-BOS
31h 20m2 stops
₹ 107,402SWISS
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Wed, 3 Jul - Sat, 20 Jul
20:05 - 08:25BOS-CCU
26h 50m2 stops
20:25 - 16:00CCU-BOS
29h 05m2 stops
₹ 107,485Lufthansa
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Fri, 21 Jun - Sat, 6 Jul
17:10 - 09:35BOS-CCU
30h 55m2 stops
17:30 - 15:20CCU-BOS
31h 20m2 stops
₹ 107,986SWISS
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Thu, 4 Jul - Sat, 20 Jul
11:40 - 02:20BOS-CCU
29h 10m1 stop
03:50 - 08:10CCU-BOS
37h 50m1 stop
₹ 113,489Qatar Airways
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Wed, 22 May - Wed, 26 Jun
22:00 - 02:20BOS-CCU
18h 50m1 stop
03:50 - 08:10CCU-BOS
37h 50m1 stop
₹ 115,824Qatar Airways
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Fri, 3 May - Wed, 22 May

Flights from Boston to Kolkata - Travel Insights & Trends

Get data-powered insights and trends into flights from Boston to Kolkata to help you find the cheapest flights, the best time to fly and much more.

What’s the cheapest day of the week to fly from Boston to Kolkata?

The average price of all flights from Boston to Kolkata clicked on KAYAK for each day over the last 12 months.
Your flight ticket price will generally be cheaper if you fly to Kolkata on a Monday and more expensive on a Friday. On your return trip to Boston, you should consider flying back on a Thursday, and avoid Sundays for better deals.

What is the cheapest month to fly from Boston to Kolkata?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for flights from Boston to Kolkata, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.
The cheapest month for flights from Boston to Kolkata is March, where tickets cost ₹ 105,984 on average. On the other hand, the most expensive months are May and December, where the average cost of tickets is ₹ 182,533 and ₹ 174,361 respectively.

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

To calculate daily average prices, KAYAK takes all prices for each day before departure over the last year for flights from Boston to Kolkata, removes the top 0.1% to account for outliers, and then takes the average of all the values for each month.
To get a below average price on the flight from Boston to Kolkata, you should book around 3 days before departure. For the absolute cheapest price, our data suggests you should book 8 days before departure.

Which airlines provide the cheapest flights from Boston to Kolkata?

The cheapest price for the route for each airline clicked by KAYAK users in the last 72 hours.
In the last 72 hours, the best return deals on flights connecting Boston to Kolkata were found on Etihad Airways (₹ 100,397) and Lufthansa (₹ 106,151). SWISS proposed the cheapest one-way flight at ₹ 62,540.

Good to know

Low season

March

High season

November

Cheapest flight

₹ 58,371
Best time to beat the crowds (25% less expensive on average)
Most popular time to fly and prices are also 9% lower on average.
Flight from Boston to Kolkata

When to book flights from Boston to Kolkata

Are your dates flexible? Find out the best times to travel from Boston to Kolkata based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from Boston to Kolkata

  • What are the layover options when traveling from Boston to Kolkata?

    This depends on the airline you will be traveling with. Most airlines tend to schedule their layovers in airports that also serve as their hub. For instance, if you will be flying with Qatar Airways, there is a high likelihood that you will have your layover in Doha, the airline's main hub. Similarly, Fly Emirates has all its layovers on this route scheduled for Dubai.

  • Are there any onsite hotels at Boston Logan Airport?

    The Hilton Boston Logan Airport is located inside BOS Airport. If you have an early flight from the airport, you should consider spending the night here since it puts you less than five minutes away from the airport terminal. In addition, you won't have to deal with the hectic commute to the airport and thus reducing any risks of you missing your flight to Kolkata.

  • Which travel documents do I need to fly from Boston to Kolkata?

    To be allowed entry into Kolkata, you will be required to provide a few documents to the immigration officials. The first one is your passport which should have a validity extending at least six months beyond your planned stay. You will also need a visa, either an e-tourist visa or a paper visa. The country does not provide foreigners with visas upon entry, so you will need to apply weeks before the planned travel date.

  • Does Boston Logan Airport have any pet relief areas?

    If you’re traveling with a pet, they should be well secured in a safe carrier during the whole time you’re at the airport, unless they are using the relief areas. Boston Logan Airport has a few pet relief areas outside every terminal on the arrivals level curb. There are also a few more post security in Terminals B, C, and E near Gates B29, C20, and E7, respectively.

  • What is the cheapest flight from Boston to Kolkata?

    In the last 3 days, the lowest price for a flight from Boston to Kolkata was ₹ 700 for a one-way ticket and ₹ 1,065 for a return.

  • Which aircraft models fly most regularly from Boston to Kolkata?

    We unfortunately don’t have that data for this specific route.

  • Which airline alliances offer flights from Boston to Kolkata?

    Star Alliance, and oneworld are the airline alliances operating flights between Boston and Kolkata, with oneworld being the most commonly used for this route.

  • How does KAYAK find such low prices on flights from Boston to Kolkata?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Boston to Kolkata.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Boston to Kolkata?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Kolkata from Boston is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Boston to Kolkata?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Kolkata with an airline and back to Boston with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Boston to Kolkata?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Kolkata from Boston up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Top tips for finding a cheap flight from Boston to Kolkata

  • If you’re in a hurry and need to get to Boston Logan Airport (BOS) as quickly as possible, take a taxi instead of using public transport. Not only are they easily accessible from anywhere in Boston, but they also take a very short time from downtown Boston to the Airport Terminal.
  • Boston Logan International Airport is a major hub for Delta Air Lines. Therefore, you should consider booking your flight with them since they will have more flight options compared to other airlines.
  • To get wheelchair services at Netaji Subhash Chandra Bose International Airport (CCU), ensure that you inform your travel agent or airline that you will require the services at least 48h before departure. This gives them enough time to organize with the officials on the ground and make the necessary arrangements.
  • When booking connecting flights, go for the automatic transfer instead of the self-transfer option. This will save you the trouble of having to check yourself and your bags into every individual flight.
  • Consider the offsite parking options if you plan to leave your car at Boston Airport. In most cases, they are usually cheaper than the parking lots inside the airport. On top of that, they also offer a free shuttle to the airport terminal.
See more tips

Book cheap flights from Boston to Kolkata

Recent one-way flight deals

 
Only flying one-way? Below are some of the best one-way flight deals from Boston to Kolkata found on KAYAK in the last 72 hours.
28/5Tue
3 stops
41h 35mBOS-CCU
₹ 58,371
25/5Sat
3 stops
50h 52mBOS-CCU
₹ 58,788
25/5Sat
2 stopsSWISS
25h 10mBOS-CCU
₹ 62,540
5/7Fri
2 stopsLufthansa
26h 50mBOS-CCU
₹ 63,374
28/6Fri
2 stopsLufthansa
30h 00mBOS-CCU
₹ 64,291
29/6Sat
2 stops
24h 00mBOS-CCU
₹ 69,294
27/6Thu
2 stopsSWISS
29h 45mBOS-CCU
₹ 73,714
28/5Tue
1 stopQatar Airways
18h 50mBOS-CCU
₹ 81,385
5/7Fri
1 stopQatar Airways
29h 10mBOS-CCU
₹ 82,886
26/6Wed
1 stopEtihad Airways
26h 00mBOS-CCU
₹ 85,304

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Last minute flights from Boston to Kolkata

Last minute flight, train and bus deals

 
These last-minute flight deals are the cheapest flights found on KAYAK in the last 72 hours for flights from Boston to Kolkata that are departing in the next 10 days.
28/4Sun
multi-stop
31h 23mBOS-CCU
20/5Mon
multi-stop
37h 50mCCU-BOS
₹ 84,220
28/4Sun
multi-stopQatar Airways
18h 50mBOS-CCU
20/5Mon
multi-stopQatar Airways
37h 50mCCU-BOS
₹ 85,138
28/4Sun
multi-stopEtihad Airways
26h 00mBOS-CCU
21/5Tue
multi-stopEtihad Airways
37h 55mCCU-BOS
₹ 88,640
27/4Sat
multi-stopQatar Airways
18h 50mBOS-CCU
20/5Mon
multi-stopQatar Airways
37h 50mCCU-BOS
₹ 90,641
27/4Sat
multi-stop
25h 11mBOS-CCU
19/5Sun
multi-stop
20h 30mCCU-BOS
₹ 97,396
28/4Sun
multi-stopQatar Airways
18h 50mBOS-CCU
19/5Sun
multi-stopQatar Airways
20h 30mCCU-BOS
₹ 97,479
28/4Sun
multi-stopEtihad Airways
26h 00mBOS-CCU
21/5Tue
multi-stopEtihad Airways
60h 49mCCU-BOS
₹ 98,146
27/4Sat
multi-stopLufthansa
28h 50mBOS-CCU
20/5Mon
multi-stopLufthansa
31h 30mCCU-BOS
₹ 100,981
27/4Sat
multi-stopLufthansa
26h 15mBOS-CCU
21/5Tue
multi-stopLufthansa
31h 55mCCU-BOS
₹ 102,399
28/4Sun
multi-stopBritish Airways
24h 40mBOS-CCU
19/5Sun
multi-stopBritish Airways
27h 35mCCU-BOS
₹ 150,346

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Boston - Kolkata Flights

Departure:

Boston (BOS)United States

Destination:

Kolkata (CCU)India

Return flight deals:

Kolkata - Boston

Cabin classes:

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