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$473+ 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 18 — Aug 251
Mon 8/18
Mon 8/25
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 August 13, 2025.

Round-trip from

$910
(EaseMyTrip)

One-way from

$473
(FlightHub)

Popular in

January

Cheapest in

September

Average price

$1,181
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. 29% potential increase in price ($578 potential increase over avg. RT price).
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Cheapest flight prices on average. 13% potential price decrease ($166 potential savings vs. average RT price).
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Average for round-trip flights in August 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 August 13, 2025.

This EaseMyTrip deal was found by Cheapflights users on 8/12. 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 10/109:15 pmCCU - BOS
2 stops31h 55mIndiGo
Sun 10/129:35 pmBOS - CCU
2 stops29h 50mIndiGo
Deal found 8/12$910
This American Airlines deal was found by Cheapflights users on 8/13. 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.
Tue 9/96:00 pmCCU - BOS
2 stops27h 46mAmerican Airlines
Wed 1/141:06 pmBOS - CCU
2 stops29h 04mAmerican Airlines
Deal found 8/13$915
This Etihad Airways deal was found by Cheapflights users on 8/11. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/244:00 amCCU - BOS
1 stop20h 25mEtihad Airways
Fri 10/104:30 pmBOS - CCU
1 stop18h 35mEtihad Airways
Deal found 8/11$925
This Air France deal was found by Cheapflights users on 8/11. 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 9/237:05 pmCCU - BOS
2 stops28h 00mAir France
Sat 10/115:35 pmBOS - CCU
2 stops26h 25mAir France
Deal found 8/11$943
This Etihad Airways deal was found by Cheapflights users on 8/11. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/214:00 amCCU - BOS
1 stop20h 25mEtihad Airways
Thu 10/94:30 pmBOS - CCU
1 stop25h 00mEtihad Airways
Deal found 8/11$944
This Air France deal was found by Cheapflights users on 8/11. 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.
Fri 10/107:05 pmCCU - BOS
2 stops28h 05mMultiple Airlines
Sun 10/128:15 pmBOS - CCU
2 stops25h 55mMultiple Airlines
Deal found 8/11$945
This KLM deal was found by Cheapflights users on 8/11. 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.
Tue 9/237:05 pmCCU - BOS
2 stops28h 05mKLM
Sat 10/117:25 pmBOS - CCU
2 stops27h 30mKLM
Deal found 8/11$946
This Air France deal was found by Cheapflights users on 8/11. 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 9/247:05 pmCCU - BOS
2 stops28h 00mAir France
Sat 10/117:25 pmBOS - CCU
2 stops27h 30mAir France
Deal found 8/11$949
This Trip.com deal was found by Cheapflights users on 8/11. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/244:00 amCCU - BOS
1 stop20h 25mMultiple Airlines
Fri 10/104:30 pmBOS - CCU
2 stops30h 55mMultiple Airlines
Deal found 8/11$950
This KLM deal was found by Cheapflights users on 8/11. 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.
Wed 9/247:05 pmCCU - BOS
2 stops28h 00mKLM
Sat 10/117:25 pmBOS - CCU
2 stops27h 30mKLM
Deal found 8/11$951
This Air France deal was found by Cheapflights users on 8/13. 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.
Mon 9/87:00 pmCCU - BOS
2 stops28h 10mMultiple Airlines
Tue 1/138:25 pmBOS - CCU
2 stops27h 00mMultiple Airlines
Deal found 8/13$953
This FlightHub deal was found by Cheapflights users on 8/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/254:00 amCCU - BOS
1 stop20h 25mEtihad Airways
Thu 10/94:30 pmBOS - CCU
1 stop18h 35mEtihad Airways
Deal found 8/11$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 August 13, 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

9:15 pm-7:40 pm

2 stops31h 55m

Boston Logan Intl

Sun 10/12

9:35 pm-12:55 pm

2 stops29h 50m

$910

KolkataBoston

CCU - BOS

CCUBOS

Kolkata Netaji S. Chandra

Wed 9/24

4:00 am-2:55 pm

1 stop20h 25m

Boston Logan Intl

Fri 10/10

4:30 pm-8:35 pm

1 stop18h 35m

$925

KolkataBoston

CCU - BOS

CCUBOS

Kolkata Netaji S. Chandra

Tue 9/23

7:05 pm-1:35 pm

2 stops28h 00m

Boston Logan Intl

Sat 10/11

5:35 pm-5:30 am

2 stops26h 25m

$943

KolkataBoston

CCU - BOS

CCUBOS

Kolkata Netaji S. Chandra

Sun 9/21

9:30 pm-2:55 pm

1 stop26h 55m

Boston Logan Intl

Sat 10/11

4:30 pm-3:00 am

1 stop25h 00m

$944

KolkataBoston

CCU - BOS

CCUBOS

Kolkata Netaji S. Chandra

Sun 9/21

9:30 pm-2:55 pm

1 stop26h 55m

Boston Logan Intl

Tue 10/7

4:30 pm-8:35 pm

1 stop18h 35m

$944

KolkataBoston

CCU - BOS

CCUBOS

Kolkata Netaji S. Chandra

Wed 9/24

4:00 am-2:55 pm

1 stop20h 25m

Boston Logan Intl

Thu 10/9

4:30 pm-3:00 am

1 stop25h 00m

$944

KolkataBoston

CCU - BOS

CCUBOS

Kolkata Netaji S. Chandra

Mon 9/22

9:30 pm-2:55 pm

1 stop26h 55m

Boston Logan Intl

Sun 10/12

4:30 pm-3:00 am

1 stop25h 00m

$944

KolkataBoston

CCU - BOS

CCUBOS

Kolkata Netaji S. Chandra

Tue 10/21

4:00 am-2:55 pm

1 stop20h 25m

$473

KolkataBoston

CCU - BOS

CCUBOS

Kolkata Netaji S. Chandra

Fri 10/10

4:00 am-2:55 pm

1 stop20h 25m

$477

KolkataBoston

CCU - BOS

CCUBOS

Kolkata Netaji S. Chandra

Fri 10/10

10:30 pm-7:40 pm

2 stops30h 40m

$489

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/10

Showing 1-10 of 11 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 August 8, 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 August 13, 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
3,314 reviews

Boarding

8.1

Entertainment

8.2

Food

7.9

Comfort

8.0

Overall

8.1

Crew

8.3

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
3,314 reviews
Emirates
8.1
Very good
3,314 reviews

Boarding

8.1

Entertainment

8.2

Food

7.9

Comfort

8.0

Overall

8.1

Crew

8.3

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
1,232 reviews
Emirates
8.1
Very good
3,314 reviews

Boarding

8.1

Entertainment

8.2

Food

7.9

Comfort

8.0

Overall

8.1

Crew

8.3

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, IndiGo ($910), and Etihad Airways ($925) offers the cheapest pricing from Kolkata to Boston. Users have found that IndiGo is 33% cheaper than the other options available to this destination.

  • 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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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 August 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest$881Average$1,078FlexibilityNo cancel feeOn-time75%
EmiratesCheapest$1,129Average$1,241FlexibilityNo cancel feeOn-time75%

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