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Cheap flights from Boston to Kolkata from $367

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Kolkata departing on 2/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Boston to Kolkata

Cheap round-trip flights

Enter your travel dates to find the best prices.
Turkish Airlines Logo
8:00 pm - 11:10 am
BOS
-
CCU
28h 40m
2 stops
Turkish Airlines Logo
6:30 pm - 7:05 pm
CCU
-
BOS
34h 05m
2 stops
$816Turkish Airlines
Thu, Mar 5 - Wed, Mar 25
Turkish Airlines Logo
8:00 pm - 11:10 am
BOS
-
CCU
28h 40m
2 stops
Turkish Airlines Logo
9:30 pm - 6:05 pm
CCU
-
BOS
31h 05m
2 stops
$831Turkish Airlines
Sun, Feb 15 - Fri, Mar 6
Turkish Airlines Logo
8:00 pm - 12:25 pm
BOS
-
CCU
29h 55m
2 stops
Turkish Airlines Logo
9:30 pm - 7:05 pm
CCU
-
BOS
31h 05m
2 stops
$832Turkish Airlines
Wed, Mar 4 - Wed, Mar 25
Multiple Airlines Logo
3:40 pm - 1:45 am
BOS
-
CCU
23h 35m
2 stops
Multiple Airlines Logo
10:30 pm - 2:55 pm
CCU
-
BOS
25h 55m
2 stops
$844Multiple Airlines
Fri, Feb 27 - Mon, Apr 13
Turkish Airlines Logo
8:00 pm - 12:40 pm
BOS
-
CCU
30h 10m
2 stops
Turkish Airlines Logo
6:30 pm - 6:05 pm
CCU
-
BOS
34h 05m
2 stops
$851Turkish Airlines
Sun, Feb 15 - Sat, Mar 7
Turkish Airlines Logo
8:00 pm - 11:10 am
BOS
-
CCU
28h 40m
2 stops
Turkish Airlines Logo
9:30 pm - 7:05 pm
CCU
-
BOS
31h 05m
2 stops
$860Turkish Airlines
Fri, Mar 6 - Thu, Mar 26
Multiple Airlines Logo
8:00 pm - 10:05 am
BOS
-
CCU
27h 35m
2 stops
Multiple Airlines Logo
3:35 am - 2:10 pm
CCU
-
BOS
21h 05m
1 stop
$865Multiple Airlines
Fri, Feb 20 - Fri, Mar 6
Multiple Airlines Logo
3:40 pm - 1:45 am
BOS
-
CCU
23h 35m
2 stops
Multiple Airlines Logo
5:45 pm - 2:55 pm
CCU
-
BOS
30h 40m
3 stops
$867Multiple Airlines
Fri, Feb 27 - Mon, Apr 13
Turkish Airlines Logo
8:00 pm - 3:45 pm
BOS
-
CCU
33h 15m
2 stops
Turkish Airlines Logo
9:30 pm - 6:05 pm
CCU
-
BOS
31h 05m
2 stops
$875Turkish Airlines
Sun, Feb 8 - Tue, Feb 24
Turkish Airlines Logo
8:00 pm - 11:10 am
BOS
-
CCU
28h 40m
2 stops
Turkish Airlines Logo
9:30 pm - 7:05 pm
CCU
-
BOS
31h 05m
2 stops
$877Turkish Airlines
Fri, Mar 6 - Thu, Mar 26

Turkish Airlines flights from Boston to Kolkata

Our best Turkish Airlines deals on Boston to Kolkata flight tickets
Turkish Airlines
Mar 5
BOS8:00 pmBoston Logan Intl
28h 40m
2 stops
CCU11:10 amKolkata Netaji S. Chandra
Mar 25
CCU6:30 pmKolkata Netaji S. Chandra
34h 05m
2 stops
BOS7:05 pmBoston Logan Intl
$816
Turkish Airlines
Feb 15
BOS8:00 pmBoston Logan Intl
28h 40m
2 stops
CCU11:10 amKolkata Netaji S. Chandra
Mar 6
CCU9:30 pmKolkata Netaji S. Chandra
31h 05m
2 stops
BOS6:05 pmBoston Logan Intl
$831
Turkish Airlines
Mar 4
BOS8:00 pmBoston Logan Intl
29h 55m
2 stops
CCU12:25 pmKolkata Netaji S. Chandra
Mar 25
CCU9:30 pmKolkata Netaji S. Chandra
31h 05m
2 stops
BOS7:05 pmBoston Logan Intl
$832

Etihad Airways flights from Boston to Kolkata

Our best Etihad Airways deals on Boston to Kolkata flight tickets
Etihad Airways
Jan 22
BOS3:40 pmBoston Logan Intl
17h 50m
1 stop
CCU8:00 pmKolkata Netaji S. Chandra
Jan 29
CCU3:35 amKolkata Netaji S. Chandra
21h 05m
1 stop
BOS2:10 pmBoston Logan Intl
$973
Etihad Airways
Jan 28
BOS3:40 pmBoston Logan Intl
24h 30m
1 stop
CCU2:40 amKolkata Netaji S. Chandra
Mar 4
CCU8:55 pmKolkata Netaji S. Chandra
27h 45m
1 stop
BOS2:10 pmBoston Logan Intl
$977
Etihad Airways
Feb 28
BOS3:40 pmBoston Logan Intl
17h 50m
1 stop
CCU8:00 pmKolkata Netaji S. Chandra
Apr 13
CCU3:45 amKolkata Netaji S. Chandra
20h 40m
1 stop
BOS2:55 pmBoston Logan Intl
$1,000

momondo Fare Finder

 
Customize 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, momondo users made 832,500 searches. Data last updated January 14, 2026.
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

Thu 3/5

8:00 pm-11:10 am

2 stops28h 40m

Kolkata Netaji S. Chandra

Wed 3/25

6:30 pm-7:05 pm

2 stops34h 05m

$816

BostonKolkata

BOS - CCU

BOSCCU

Boston Logan Intl

Sun 2/15

8:00 pm-11:10 am

2 stops28h 40m

Kolkata Netaji S. Chandra

Fri 3/6

9:30 pm-6:05 pm

2 stops31h 05m

$831

BostonKolkata

BOS - CCU

BOSCCU

Boston Logan Intl

Wed 3/4

8:00 pm-12:25 pm

2 stops29h 55m

Kolkata Netaji S. Chandra

Wed 3/25

9:30 pm-7:05 pm

2 stops31h 05m

$832

BostonKolkata

BOS - CCU

BOSCCU

Boston Logan Intl

Fri 2/27

3:40 pm-1:45 am

2 stops23h 35m

Kolkata Netaji S. Chandra

Mon 4/13

10:30 pm-2:55 pm

2 stops25h 55m

$844

BostonKolkata

BOS - CCU

BOSCCU

Boston Logan Intl

Sun 2/15

8:00 pm-12:40 pm

2 stops30h 10m

Kolkata Netaji S. Chandra

Sat 3/7

6:30 pm-6:05 pm

2 stops34h 05m

$851

BostonKolkata

BOS - CCU

BOSCCU

Boston Logan Intl

Fri 3/6

8:00 pm-11:10 am

2 stops28h 40m

Kolkata Netaji S. Chandra

Thu 3/26

9:30 pm-7:05 pm

2 stops31h 05m

$860

BostonKolkata

BOS - CCU

BOSCCU

Boston Logan Intl

Fri 2/20

8:00 pm-10:05 am

2 stops27h 35m

Kolkata Netaji S. Chandra

Fri 3/6

3:35 am-2:10 pm

1 stop21h 05m

$865

BostonKolkata

BOS - CCU

BOSCCU

Boston Logan Intl

Fri 2/27

3:40 pm-1:45 am

2 stops23h 35m

Kolkata Netaji S. Chandra

Mon 4/13

5:45 pm-2:55 pm

3 stops30h 40m

$867

BostonKolkata

BOS - CCU

BOSCCU

Boston Logan Intl

Sun 2/8

8:00 pm-3:45 pm

2 stops33h 15m

Kolkata Netaji S. Chandra

Tue 2/24

9:30 pm-6:05 pm

2 stops31h 05m

$875

BostonKolkata

BOS - CCU

BOSCCU

Boston Logan Intl

Fri 3/6

8:00 pm-11:10 am

2 stops28h 40m

Kolkata Netaji S. Chandra

Thu 3/26

9:30 pm-7:05 pm

2 stops31h 05m

$877

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Kolkata from

How to get the cheapest flight ticket from Boston to Kolkata

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Kolkata?

The month of September is, on average, the cheapest month to fly to Kolkata from Boston, with most prices found around $1,114. If you aren’t able to travel during the month of September, then book flights to Kolkata from Boston during October instead. Flights to Kolkata in October, while not as cheap as those in September, still average around $1,141.

How far in advance should I book a flight to Kolkata?

You are more likely to see cheaper flights to Kolkata from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Kolkata for around $1,307 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Kolkata from Boston for as low as $1,150 on momondo.

Can stopping save me money on Boston to Kolkata flights?

You could potentially save up to 19% on your flight if you consider stops on a Boston to Kolkata flight.

How have Boston to Kolkata flight prices changed over time?

As of January 2026, prices for Boston to Kolkata flights are approximately 13% cheaper when compared to flights at the same time last year.

When to book flights from Boston to Kolkata

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to Kolkata according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Boston to Kolkata (BOS to CCU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Kolkata

Fastest flight time

23h 35m

Direct flights

None
The fastest flight from Boston to Kolkata takes 23h 35m
There are no direct flights from Boston to Kolkata. There are no popular flight routes from Boston to Kolkata.
Search flight deals

  • How far is Boston Logan Intl to Kolkata Netaji S. Chandra by plane?

    Kolkata Netaji S. Chandra is 7757.3 mi away from Boston Logan Intl. By plane, this route typically takes 23h 35m.

  • When did momondo last update prices for flights from Boston Logan Intl Airport to Kolkata Netaji S. Chandra Airport?

    Prices for flights from Boston Logan Intl Airport to Kolkata Netaji S. Chandra Airport refresh daily.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to Kolkata Netaji S. Chandra Airport?

  • How old do you have to be to fly from Boston Logan Intl Airport to Kolkata Netaji S. Chandra Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Boston Logan Intl Airport to Kolkata Netaji S. Chandra Airport.

  • What documentation or ID do you need to fly to Kolkata Netaji S. Chandra Airport?

    The travel and health documents required for your trip to Kolkata Netaji S. Chandra Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Kolkata Netaji S. Chandra Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Boston to Kolkata?

Best airlines flying from Boston to Kolkata

Compare and see reviews for airlines that fly from Boston to Kolkata with momondo
Airline
Rating
Free Cancellation
Price
IndiGoPriceFrom $852Free CancellationRating
6.8
522 reviews
Search IndiGo flights
American AirlinesPriceFrom $899Free CancellationRating
7.2
11,120 reviews
Search American Airlines flights
Qatar AirwaysPriceFrom $970Free CancellationRating
7.4
3,714 reviews
Search Qatar Airways flights
Etihad AirwaysPriceFrom $989Free CancellationRating
7.3
1,369 reviews
Search Etihad Airways flights
EmiratesPriceFrom $1,248Free CancellationRating
8.1
3,466 reviews
Search Emirates flights

Why use momondo?

Why should I use momondo to find a flight deal from Boston to Kolkata?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Kolkata from Boston.

Can I find flights from Boston to Kolkata with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Boston to Kolkata flights to just show those with flexible booking policies.

How can momondo help me find flights from Boston to Kolkata?

Once all potential Boston to Kolkata flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Boston to Kolkata right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Kolkata from Boston. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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