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$477+ 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 10/21. Fares are subject to change and may not be available on all flights or dates of travel.
CCU — BOS
Aug 2 — Aug 91
Sat 8/2
Sat 8/9
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 September or July, 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 July 28, 2025.

Round-trip from

$884
(KLM)

One-way from

$477
(FlightHub)

Popular in

January

Cheapest in

September

Average price

$1,085
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
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Highest demand for flights based on searches. 30% potential increase in price ($597 potential increase over avg. RT price).
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Cheapest flight prices on average. 14% potential price decrease ($168 potential savings vs. average RT price).
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Average for round-trip flights in July 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 July 28, 2025.

This KLM deal was found by Cheapflights users on 7/27. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/107:05 pmCCU - BOS
2 stops28h 05mKLM
Sun 10/128:15 pmBOS - CCU
2 stops27h 20mKLM
Deal found 7/27$884
This EaseMyTrip deal was found by Cheapflights users on 7/27. 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 7/27$1,027
This Air France deal was found by Cheapflights users on 7/27. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/57:00 pmCCU - BOS
2 stops28h 10mMultiple Airlines
Thu 9/117:25 pmBOS - CCU
2 stops27h 30mMultiple Airlines
Deal found 7/27$1,048
This EaseMyTrip deal was found by Cheapflights users on 7/26. 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 stops28h 30mVirgin Atlantic
Sun 10/128:15 pmBOS - CCU
2 stops26h 40mVirgin Atlantic
Deal found 7/26$1,066
This Flightnetwork deal was found by Cheapflights users on 7/26. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/278:45 pmCCU - BOS
1 stop26h 55mEmirates
Sun 8/311:05 pmBOS - CCU
1 stop23h 35mEmirates
Deal found 7/26$1,172
This oojo deal was found by Cheapflights users on 7/27. 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.
Wed 8/207:50 amCCU - BOS
2 stops33h 58mAir India
Wed 9/175:59 pmBOS - CCU
2 stops40h 16mAir India
Deal found 7/27$1,218
This American Airlines deal was found by Cheapflights users on 7/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/256:00 pmCCU - BOS
2 stops25h 49mAmerican Airlines
Mon 9/19:04 amBOS - CCU
2 stops34h 11mAmerican Airlines
Deal found 7/28$1,222
This Qatar Airways deal was found by Cheapflights users on 7/27. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/63:50 amCCU - BOS
1 stop20h 45mQatar Airways
Thu 9/1110:00 pmBOS - CCU
1 stop18h 50mQatar Airways
Deal found 7/27$1,258
This British Airways deal was found by Cheapflights users on 7/27. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/22:00 amCCU - BOS
2 stops51h 40mBritish Airways
Wed 9/107:40 pmBOS - CCU
2 stops29h 20mBritish Airways
Deal found 7/27$1,310
This Air France deal was found by Cheapflights users on 7/27. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/67:05 pmCCU - BOS
2 stops29h 30mAir France
Fri 9/195:20 pmBOS - CCU
2 stops26h 40mAir France
Deal found 7/27$1,330

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 July 28, 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 10/10

7:05 pm-1:40 pm

2 stops28h 05m

Boston Logan Intl

Sun 10/12

8:15 pm-9:05 am

2 stops27h 20m

$884

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

$1,027

KolkataBoston

CCU - BOS

CCUBOS

Kolkata Netaji S. Chandra

Thu 8/7

7:30 pm-1:40 pm

2 stops27h 40m

Boston Logan Intl

Mon 9/15

7:25 pm-4:45 am

2 stops23h 50m

$1,049

KolkataBoston

CCU - BOS

CCUBOS

Kolkata Netaji S. Chandra

Thu 10/9

2:00 am-9:00 pm

2 stops28h 30m

Boston Logan Intl

Sun 10/12

8:15 pm-8:25 am

2 stops26h 40m

$1,066

KolkataBoston

CCU - BOS

CCUBOS

Kolkata Netaji S. Chandra

Wed 8/20

7:50 am-8:18 am

2 stops33h 58m

Boston Logan Intl

Wed 9/17

5:59 pm-7:45 pm

2 stops40h 16m

$1,218

KolkataBoston

CCU - BOS

CCUBOS

Kolkata Netaji S. Chandra

Thu 8/7

9:45 am-2:10 pm

1 stop37h 55m

Boston Logan Intl

Thu 9/11

11:05 pm-8:10 am

1 stop23h 35m

$1,220

KolkataBoston

CCU - BOS

CCUBOS

Kolkata Netaji S. Chandra

Mon 8/25

6:00 pm-10:19 am

2 stops25h 49m

Boston Logan Intl

Mon 9/1

9:04 am-4:45 am

2 stops34h 11m

$1,222

KolkataBoston

CCU - BOS

CCUBOS

Kolkata Netaji S. Chandra

Fri 8/8

2:00 am-10:40 pm

2 stops30h 10m

Boston Logan Intl

Tue 9/9

9:55 pm-2:10 pm

2 stops30h 45m

$1,310

KolkataBoston

CCU - BOS

CCUBOS

Kolkata Netaji S. Chandra

Tue 10/21

4:00 am-2:55 pm

1 stop20h 25m

$477

KolkataBoston

CCU - BOS

CCUBOS

Kolkata Netaji S. Chandra

Fri 10/10

6:00 pm-8:19 pm

2 stops35h 49m

$526

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Showing 1-10 of 20 results
1
2

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 July 25, 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.

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 July 28, 2025.
Read through reviews of airlines operating flights from Kolkata to Boston, such as Emirates, Singapore Airlines, and KLM. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.1
Very good
3,295 reviews

Overall

8.1

Comfort

8.0

Food

7.9

Boarding

8.1

Crew

8.3

Entertainment

8.2

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
3,295 reviews
Emirates
8.1
Very good
3,295 reviews

Overall

8.1

Comfort

8.0

Food

7.9

Boarding

8.1

Crew

8.3

Entertainment

8.2

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.
Singapore Airlines
8.1
Very good
1,335 reviews
Emirates
8.1
Very good
3,295 reviews

Overall

8.1

Comfort

8.0

Food

7.9

Boarding

8.1

Crew

8.3

Entertainment

8.2

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.
KLM
7.8
Good
1,381 reviews
Emirates
8.1
Very good
3,295 reviews

Overall

8.1

Comfort

8.0

Food

7.9

Boarding

8.1

Crew

8.3

Entertainment

8.2

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.
SWISS
7.6
Good
1,679 reviews
Emirates
8.1
Very good
3,295 reviews

Overall

8.1

Comfort

8.0

Food

7.9

Boarding

8.1

Crew

8.3

Entertainment

8.2

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.
Qatar Airways
7.4
Good
3,609 reviews
Emirates
8.1
Very good
3,295 reviews

Overall

8.1

Comfort

8.0

Food

7.9

Boarding

8.1

Crew

8.3

Entertainment

8.2

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.

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

    According to our current data, KLM ($884), Etihad Airways ($1,027), and Virgin Atlantic ($1,066) offers the cheapest pricing from Kolkata to Boston. Users have found that KLM is 34% 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 Etihad Airways. According to our data, you can fly for as low as $477. Users have also found prices from $526 and $538 on American Airlines and KLM, 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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Framingham
Lowell
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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 July 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest$881Average$1,077FlexibilityNo cancel feeOn-time75%
EmiratesCheapest$1,129Average$1,241FlexibilityNo cancel feeOn-time75%

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