Cheap flights from Boston to Kolkata from ₹ 38,872
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 27/7. Fares are subject to change and may not be available on all flights or dates of travel.
Cheapflights Tip: The best prices from Boston Logan Intl to Kolkata Netaji S. Chandra are usually found in September or November, booked 78 days in advance, depart on a Friday or Monday and return on a Wednesday
Cheap flight deals from Boston to Kolkata
Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Kolkata (CCU). 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 12 July 2025.
Round-trip from | ₹ 77,229 |
---|---|
One-way from | ₹ 38,872 |
Popular in | December |
Cheapest in | September |
Average price | ₹ 114,041 |
Find flight deals from Boston to Kolkata
Cheapest flights from Boston to KolkataExplore the most affordable flight options available from Boston to Kolkata. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 July 2025.
Explore the most affordable flight options available from Boston to Kolkata. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 July 2025.
Cheapflights Fare Finder
Customise your flight search to find flights from Boston to Kolkata 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 12 July 2025.
Use the filters below to find and compare flights from Boston to Kolkata that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
BostonKolkata
BOS - CCU
BOSCCU
Boston Logan Intl
Sat 13/9
21:35-21:45
2 stops38h 40m
Kolkata Netaji S. Chandra
Sat 20/9
16:00-19:40
2 stops37h 10m
BostonKolkata
BOS - CCU
BOSCCU
Boston Logan Intl
Sat 13/9
21:35-12:15
2 stops29h 10m
Kolkata Netaji S. Chandra
Sat 20/9
04:00-14:55
1 stop20h 25m
BostonKolkata
BOS - CCU
BOSCCU
Boston Logan Intl
Fri 14/11
20:00-12:35
2 stops30h 05m
Kolkata Netaji S. Chandra
Sat 6/12
22:15-18:05
2 stops30h 20m
BostonKolkata
BOS - CCU
BOSCCU
Boston Logan Intl
Mon 11/8
09:04-04:45
2 stops34h 11m
Kolkata Netaji S. Chandra
Wed 27/8
18:00-16:56
2 stops32h 26m
BostonKolkata
BOS - CCU
BOSCCU
Boston Logan Intl
Sun 27/7
21:40-09:30
2 stops50h 20m
Kolkata Netaji S. Chandra
Tue 12/8
20:30-15:25
2 stops28h 25m
BostonKolkata
BOS - CCU
BOSCCU
Boston Logan Intl
Mon 24/11
22:10-18:50
1 stop34h 10m
Kolkata Netaji S. Chandra
Fri 12/12
09:15-13:55
1 stop39h 10m
BostonKolkata
BOS - CCU
BOSCCU
Boston Logan Intl
Sat 11/10
22:00-02:20
1 stop18h 50m
Kolkata Netaji S. Chandra
Wed 15/10
03:50-15:05
1 stop20h 45m
BostonKolkata
BOS - CCU
BOSCCU
Boston Logan Intl
Thu 9/10
16:30-03:00
1 stop25h 00m
Kolkata Netaji S. Chandra
Sun 26/10
21:00-15:40
1 stop28h 10m
BostonKolkata
BOS - CCU
BOSCCU
Boston Logan Intl
Sun 27/7
09:34-04:45
2 stops33h 41m
BostonKolkata
BOS - CCU
BOSCCU
Boston Logan Intl
Mon 28/7
16:30-13:15
3 stops35h 15m
Best time to book a flight from Boston to Kolkata
Have a flexible travel schedule? Discover the best time to fly to Kolkata from Boston with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Boston to Kolkata
How far ahead should I book a flight from Boston to Kolkata?
Use this chart to determine the optimal time to book a return flight from Boston to Kolkata. Price data was last updated on 27 June 2025.
The best time to book flights from Boston to Kolkata is 78 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Boston to Kolkata?
Currently, September is the cheapest month in which you can book a flight from Boston to Kolkata (average of ₹ 120). Flying from Boston to Kolkata in October is currently the most expensive (average of ₹ 161). 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.
What is the cheapest time of day to fly from BOS to CCU?
Find hourly flight availability from Boston to Kolkata. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 July 2025.
It’s optimal to fly from Boston to Kolkata in the morning. By choosing this option you can save up to 24% on the cost of your flight, compared to a flight at midday.
Reviews of airlines servicing Kolkata
Get insights into the airlines that provide service to Kolkata. 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 Kolkata. Reviews last updated 12 July 2025.
Check out reviews from past customers who have flown with Emirates, Singapore Airlines, andKLM from Boston to Kolkata to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
Overall
Entertainment
Boarding
Comfort
Food
Reviews
Anonymous,Dec 2024
IAD - DXB
Crew
Overall
Entertainment
Boarding
Comfort
Food
Reviews
Anonymous,Dec 2024
IAD - DXB
Crew
Overall
Entertainment
Boarding
Comfort
Food
Reviews
Anonymous,Dec 2024
IAD - DXB
Crew
Overall
Entertainment
Boarding
Comfort
Food
Reviews
Anonymous,Dec 2024
IAD - DXB
Crew
Overall
Entertainment
Boarding
Comfort
Food
Reviews
Anonymous,Dec 2024
IAD - DXB
Crew
Overall
Entertainment
Boarding
Comfort
Food
Reviews
Anonymous,Dec 2024
IAD - DXB
Related info for your journey
Find useful and relevant information for your journey from Boston to Kolkata. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Boston to Kolkata
See prices for flight routes from nearby airports that may be better suited for you.
Top airline flying from Boston to Kolkata
Discover the top airline that operate flights from Boston to Kolkata. 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 12 July 2025.
Fly with Cheapflights
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How does Cheapflights help users find flights from Boston to Kolkata?
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Why should you use Cheapflights to find cheap flight tickets from Boston to Kolkata?
It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Boston to Kolkata.
Can Cheapflights find flights from Boston to Kolkata with no change fees?
Need flexible booking options for your flight to Kolkata from Boston? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.
Can Cheapflights notify me if prices for flights from Boston to Kolkata become cheaper?
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