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Cheap flights from Kolkata to Boston from ₹ 45,269

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 3/2. Fares are subject to change and may not be available on all flights or dates of travel.
CCU — BOS
25 Feb — 4 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Kolkata to Boston

Enter your travel dates to find the best prices.

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 26 January 2026.

Wed 11/315:55
CCU
-
BOS
2 stops32h 45m
Multiple Airlines
Wed 18/316:40
BOS
-
CCU
2 stops22h 05m
Multiple Airlines
Deal found 25/1₹ 82,382
Wed 11/320:55
CCU
-
BOS
1 stop27h 45m
Etihad Airways
Wed 18/316:40
BOS
-
CCU
1 stop24h 30m
Etihad Airways
Deal found 25/1₹ 83,756
Fri 24/404:10
CCU
-
BOS
1 stop20h 00m
Etihad Airways
Fri 24/716:25
BOS
-
CCU
1 stop25h 05m
Etihad Airways
Deal found 25/1₹ 83,848
Mon 2/203:35
CCU
-
BOS
1 stop21h 05m
Etihad Airways
Sat 7/215:40
BOS
-
CCU
1 stop17h 50m
Etihad Airways
Deal found 23/1₹ 85,864
Tue 21/404:10
CCU
-
BOS
1 stop20h 00m
Etihad Airways
Wed 22/716:25
BOS
-
CCU
1 stop25h 05m
Etihad Airways
Deal found 25/1₹ 85,955
Tue 31/319:05
CCU
-
BOS
2 stops29h 20m
Multiple Airlines
Mon 31/817:10
BOS
-
CCU
2 stops26h 05m
Multiple Airlines
Deal found 24/1₹ 87,971
Tue 31/304:00
CCU
-
BOS
1 stop20h 45m
Qatar Airways
Tue 1/922:00
BOS
-
CCU
1 stop19h 00m
Qatar Airways
Deal found 24/1₹ 88,613
Wed 22/421:30
CCU
-
BOS
1 stop26h 40m
Etihad Airways
Thu 23/716:25
BOS
-
CCU
1 stop18h 35m
Etihad Airways
Deal found 25/1₹ 89,438
Wed 22/421:30
CCU
-
BOS
1 stop26h 40m
Etihad Airways
Sat 25/716:25
BOS
-
CCU
1 stop18h 35m
Etihad Airways
Deal found 25/1₹ 89,529
Mon 30/309:50
CCU
-
BOS
1 stop37h 50m
Emirates
Tue 1/923:05
BOS
-
CCU
1 stop23h 35m
Emirates
Deal found 24/1₹ 91,270

Find 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 26 January 2026.

Round-trip from

₹ 82,382

One-way from

₹ 45,269

Popular in

January

Cheapest in

November

Average price

₹ 158,349
11/3-18/3
  • 11/3-18/3
  • 4 total stops
  • 54h 50m total
  • Kolkata to Boston
Search Deals
IndiGo
  • IndiGo
  • 3/2
  • 2 total stops
  • 31h 50m total
  • Kolkata to Boston
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (₹ 1,355,353 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (₹ 433,766 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customise 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 454,620 searches. Data last updated 26 January 2026.
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 24/4

04:10-14:40

1 stop20h 00m

Boston Logan Intl

Wed 22/7

16:25-03:00

1 stop25h 05m

₹ 85,955

KolkataBoston

CCU - BOS

CCUBOS

Kolkata Netaji S. Chandra

Tue 21/4

04:10-14:40

1 stop20h 00m

Boston Logan Intl

Sun 26/7

16:25-20:30

1 stop18h 35m

₹ 85,955

KolkataBoston

CCU - BOS

CCUBOS

Kolkata Netaji S. Chandra

Tue 21/4

04:10-14:40

1 stop20h 00m

Boston Logan Intl

Sat 25/7

16:25-20:30

1 stop18h 35m

₹ 85,955

KolkataBoston

CCU - BOS

CCUBOS

Kolkata Netaji S. Chandra

Tue 31/3

19:05-14:55

2 stops29h 20m

Boston Logan Intl

Tue 1/9

17:10-04:45

2 stops26h 05m

₹ 87,971

KolkataBoston

CCU - BOS

CCUBOS

Kolkata Netaji S. Chandra

Tue 31/3

19:05-14:55

2 stops29h 20m

Boston Logan Intl

Wed 2/9

17:10-05:30

2 stops26h 50m

₹ 87,971

KolkataBoston

CCU - BOS

CCUBOS

Kolkata Netaji S. Chandra

Wed 22/4

21:30-14:40

1 stop26h 40m

Boston Logan Intl

Wed 22/7

16:25-03:00

1 stop25h 05m

₹ 89,438

KolkataBoston

CCU - BOS

CCUBOS

Kolkata Netaji S. Chandra

Thu 2/4

04:00-15:15

1 stop20h 45m

Boston Logan Intl

Mon 31/8

22:00-02:30

1 stop19h 00m

₹ 92,645

KolkataBoston

CCU - BOS

CCUBOS

Kolkata Netaji S. Chandra

Wed 1/4

04:00-15:15

1 stop20h 45m

Boston Logan Intl

Mon 31/8

22:00-02:30

1 stop19h 00m

₹ 92,645

KolkataBoston

CCU - BOS

CCUBOS

Kolkata Netaji S. Chandra

Tue 14/7

09:50-14:10

1 stop37h 50m

Boston Logan Intl

Wed 30/9

23:05-08:10

1 stop23h 35m

₹ 92,920

KolkataBoston

CCU - BOS

CCUBOS

Kolkata Netaji S. Chandra

Tue 14/7

19:05-14:55

2 stops29h 20m

Boston Logan Intl

Wed 30/9

20:25-07:40

2 stops25h 45m

₹ 93,286

Flights are sorted by cheapest return flights first.

Deals found on 25/1

Showing 1-10 of 16 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 return 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

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

Currently, November is the cheapest month in which you can book a flight from Kolkata to Boston (average of ₹ 71,568). Flying from Kolkata to Boston in January is currently the most expensive (average of ₹ 158,349). 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 26 January 2026.
Get a feel of what it's like to fly with Emirates, Qatar Airways, andEtihad Airways from Kolkata to Boston by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.1
Very Good
3,487 reviews
Check prices

Comfort

8.0

Food

7.9

Entertainment

8.2

Overall

8.1

Crew

8.3

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

ATH - EWR

Smooth flight, good entertainment choices. Bad legroom in economy and mediocre food.
Emirates
8.1
Very Good
3,487 reviews
Emirates
8.1
Very Good
3,487 reviews
Check prices

Comfort

8.0

Food

7.9

Entertainment

8.2

Overall

8.1

Crew

8.3

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

ATH - EWR

Smooth flight, good entertainment choices. Bad legroom in economy and mediocre food.
Qatar Airways
7.4
Good
3,733 reviews
Emirates
8.1
Very Good
3,487 reviews
Check prices

Comfort

8.0

Food

7.9

Entertainment

8.2

Overall

8.1

Crew

8.3

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

ATH - EWR

Smooth flight, good entertainment choices. Bad legroom in economy and mediocre food.
Etihad Airways
7.3
Good
1,376 reviews
Emirates
8.1
Very Good
3,487 reviews
Check prices

Comfort

8.0

Food

7.9

Entertainment

8.2

Overall

8.1

Crew

8.3

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

ATH - EWR

Smooth flight, good entertainment choices. Bad legroom in economy and mediocre food.

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?

    Etihad Airways can get you from Kolkata to Boston in just under 20h. Your travel time can differ by up to . Kolkata and Boston are separated by a distance of 12476 km.

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

    Cheapflights users have booked flights from Kolkata to Boston return from ₹ 79,048. Other airlines that can offer you cheap pricing are Qatar Airways, from ₹ 89,427, and Emirates, from ₹ 101,900. Etihad Airways is priced at 25% lower than the current average price of a flight leaving 3 months from now.

  • 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 holiday 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, November is the cheapest month in which you can book a flight from Kolkata to Boston (average of ₹ 71,568). Flying from Kolkata to Boston in January is currently the most expensive (average of ₹ 158,349). 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

Travelling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Revere
Cambridge
Waltham

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Alternative routes for Kolkata to Boston

See prices for flight routes from nearby airports that may be better suited for you.
Kolkata to Provincetown flights
Kolkata to Worcester flights

Top 3 airlines flying from Kolkata to Boston

Discover the top 3 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 454,620 searches. Data last updated 26 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest₹ 79,048Average₹ 95,925FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Qatar AirwaysCheapest₹ 89,427Average₹ 131,744FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
EmiratesCheapest₹ 101,900Average₹ 108,997FlexibilityNo cancel feeOn-time75%
Search Emirates flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Kolkata to Boston?

Cheapflights makes it easy to find Kolkata to Boston flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Kolkata to Boston?

Cheapflights helps you find that perfect flight to Boston from Kolkata by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Kolkata to Boston with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Kolkata to Boston, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Kolkata to Boston become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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