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$431+ Cheap flights from Kolkata (CCU) to Boston (BOS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/9. Fares are subject to change and may not be available on all flights or dates of travel.
CCU — BOS
Oct 25 — Nov 11
Sat 10/25
Sat 11/1
1 adult, Economy
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Cheapflights Tip: The best prices from Kolkata Netaji S. Chandra to Boston Logan Intl are usually found in November or September, booked 64 days in advance, depart on a Wednesday or Saturday and return on a Wednesday

Cheap flight deals from Kolkata to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Kolkata (CCU) to Boston (BOS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$835
(oojo)

One-way from

$431
(EaseMyTrip)

Popular in

January

Cheapest in

November

Average price

$1,034
Provider with most accurate pricing for Kolkata Netaji S. Chandra-Boston Logan Intl flight deals.
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Provider most trusted by Cheapflights users for Kolkata Netaji S. Chandra-Boston Logan Intl flights.
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From Kolkata Netaji S. Chandra to Boston Logan Intl
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One-way flight from Kolkata Netaji S. Chandra to Boston Logan Intl
Search Deals
Highest demand for flights based on searches. 31% potential increase in price ($616 potential increase over avg. RT price).
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Cheapest flight prices on average. 14% potential price decrease ($169 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Kolkata to Boston

Cheapest flights from Kolkata to Boston
Explore the most affordable flight options available from Kolkata to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 25, 2025.

This oojo deal was found by Cheapflights users on 9/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/75:30 pmCCU - BOS
2 stops33h 37mAir India
Thu 4/235:30 amBOS - CCU
2 stops30h 35mAir India
Deal found 9/24$835
This EaseMyTrip deal was found by Cheapflights users on 9/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure EaseMyTrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/92:00 amCCU - BOS
2 stops27h 10mIndiGo
Sun 10/129:35 pmBOS - CCU
2 stops27h 40mIndiGo
Deal found 9/24$877
This Mytrip deal was found by Cheapflights users on 9/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/212:00 amCCU - BOS
2 stops27h 10mMultiple Airlines
Wed 10/294:40 pmBOS - CCU
2 stops22h 00mMultiple Airlines
Deal found 9/24$898
This Mytrip deal was found by Cheapflights users on 9/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/75:55 pmCCU - BOS
3 stops34h 40mMultiple Airlines
Thu 4/234:30 pmBOS - CCU
2 stops22h 45mMultiple Airlines
Deal found 9/23$960
This EaseMyTrip deal was found by Cheapflights users on 9/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure EaseMyTrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/104:00 amCCU - BOS
1 stop20h 25mEtihad Airways
Sun 10/124:30 pmBOS - CCU
1 stop25h 00mEtihad Airways
Deal found 9/24$965

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kolkata to Boston 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, Cheapflights users made 2,558,603 searches. Data last updated September 25, 2025.
Use the filters below to find and compare flights from Kolkata to Boston that are best for you.

Fly from

Kolkata

Fly to

Boston

Route

Depart

Return

Price

KolkataBoston

CCU - BOS

CCUBOS

Kolkata Netaji S. Chandra

Fri 11/7

3:10 pm-3:00 pm

2 stops34h 20m

Boston Logan Intl

Thu 4/23

5:30 am-7:15 pm

2 stops28h 15m

$848

KolkataBoston

CCU - BOS

CCUBOS

Kolkata Netaji S. Chandra

Fri 11/7

5:55 pm-6:05 pm

3 stops34h 40m

Boston Logan Intl

Thu 4/23

4:30 pm-12:45 am

2 stops22h 45m

$960

KolkataBoston

CCU - BOS

CCUBOS

Kolkata Netaji S. Chandra

Fri 10/10

4:00 am-2:55 pm

1 stop20h 25m

Boston Logan Intl

Sun 10/12

4:30 pm-3:00 am

1 stop25h 00m

$967

KolkataBoston

CCU - BOS

CCUBOS

Kolkata Netaji S. Chandra

Wed 10/22

2:00 am-7:40 pm

2 stops27h 10m

Boston Logan Intl

Thu 10/30

4:40 pm-12:40 am

2 stops22h 30m

$969

KolkataBoston

CCU - BOS

CCUBOS

Kolkata Netaji S. Chandra

Tue 10/21

2:00 am-7:40 pm

2 stops27h 10m

Boston Logan Intl

Wed 10/29

4:40 pm-8:45 am

3 stops30h 35m

$977

KolkataBoston

CCU - BOS

CCUBOS

Kolkata Netaji S. Chandra

Thu 10/9

2:00 am-7:40 pm

2 stops27h 10m

$431

KolkataBoston

CCU - BOS

CCUBOS

Kolkata Netaji S. Chandra

Tue 10/21

7:05 pm-1:40 pm

2 stops28h 05m

$533

KolkataBoston

CCU - BOS

CCUBOS

Kolkata Netaji S. Chandra

Thu 1/22

3:35 am-2:10 pm

1 stop21h 05m

$554

KolkataBoston

CCU - BOS

CCUBOS

Kolkata Netaji S. Chandra

Tue 1/20

3:35 am-2:10 pm

1 stop21h 05m

$554

KolkataBoston

CCU - BOS

CCUBOS

Kolkata Netaji S. Chandra

Sun 1/25

8:55 pm-2:10 pm

1 stop27h 45m

$554

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/24

Showing 1-10 of 14 results
1
2

Compare providers for flights from Kolkata to Boston

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Kolkata to Boston in September.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Kolkata-Boston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Kolkata-Boston flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Kolkata-Boston flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Kolkata-Boston flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Kolkata-Boston flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Kolkata to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Kolkata with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Kolkata to Boston

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

Use this chart to determine the optimal time to book a round-trip flight from Kolkata to Boston. Price data was last updated on September 19, 2025.

The price you pay for your flight from Kolkata to Boston may vary depending on when you book. For the best chance of a lower fare, look to book 64 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Kolkata to Boston?

Currently, January is the cheapest month in which you can book a flight from Kolkata to Boston (average of $218). Flying from Kolkata to Boston in July is currently the most expensive (average of $311). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Kolkata to Boston?

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Boston. Reviews last updated September 25, 2025.
Read through reviews of airlines operating flights from Kolkata to Boston, such as Emirates and Etihad Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.1
Very good
3,348 reviews

Entertainment

8.2

Overall

8.1

Comfort

8.0

Crew

8.3

Boarding

8.1

Food

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Jun 2025

ATH - EWR

Best flight I taken. Airline stewards were very attentive and creative a very comfortable environment. Food was plentiful, gave a variety for each meal and delicious.
Emirates
8.1
Very good
3,348 reviews
Emirates
8.1
Very good
3,348 reviews

Entertainment

8.2

Overall

8.1

Comfort

8.0

Crew

8.3

Boarding

8.1

Food

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Jun 2025

ATH - EWR

Best flight I taken. Airline stewards were very attentive and creative a very comfortable environment. Food was plentiful, gave a variety for each meal and delicious.
Etihad Airways
7.4
Good
1,262 reviews
Emirates
8.1
Very good
3,348 reviews

Entertainment

8.2

Overall

8.1

Comfort

8.0

Crew

8.3

Boarding

8.1

Food

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Jun 2025

ATH - EWR

Best flight I taken. Airline stewards were very attentive and creative a very comfortable environment. Food was plentiful, gave a variety for each meal and delicious.

Related info for your journey

Find useful and relevant information for your journey from Kolkata to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Kolkata to Boston?

    For as low as $967, Air India can have you in Boston from Kolkata in 20h 25m. The distance from Kolkata to Boston is about 7752 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Kolkata to Boston round-trip?

    According to our current data, Etihad Airways ($881), and Emirates ($1,129) offers the cheapest pricing from Kolkata to Boston. Users have found that Etihad Airways is 33% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Kolkata to Boston one-way?

    For one-way options, check prices for IndiGo. According to our data, you can fly for as low as $431. Users have also found prices from $533 and $554 on Air France and Etihad Airways, respectively.

  • Can I find deals for flights from Kolkata to Boston that include hotel bookings?

    Yes. In addition to deals on Kolkata to Boston flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Kolkata to Boston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kolkata to Boston.

  • Can I find deals for business class flights from Kolkata to Boston?

    Yes. Cheapflights offers flight deals from Kolkata to Boston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Kolkata to Boston?

    Currently, January is the cheapest month in which you can book a flight from Kolkata to Boston (average of $218). Flying from Kolkata to Boston in July is currently the most expensive (average of $311). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
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Smithfield
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Top 2 airlines flying from Kolkata to Boston

Discover the top 2 airlines that operate flights from Kolkata to Boston. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest$881Average$1,115FlexibilityNo cancel feeOn-time75%
EmiratesCheapest$1,129Average$1,238FlexibilityNo cancel feeOn-time75%

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