Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Boston to Kolkata from $544

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 8/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Boston to Kolkata

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
4:25 pm - 7:15 pm
BOS
-
CCU
41h 20m
2 stops
Multiple Airlines Logo
7:55 pm - 2:40 pm
CCU
-
BOS
52h 15m
2 stops
$876Multiple Airlines
mié., sep. 9 - dom., sep. 20
Etihad Airways Logo
4:25 pm - 2:55 am
BOS
-
CCU
25h 00m
1 stop
Etihad Airways Logo
9:30 pm - 2:40 pm
CCU
-
BOS
26h 40m
1 stop
$881Etihad Airways
mié., ago. 26 - lun., sep. 21
Etihad Airways Logo
4:25 pm - 2:55 am
BOS
-
CCU
25h 00m
1 stop
Etihad Airways Logo
9:30 pm - 2:40 pm
CCU
-
BOS
26h 40m
1 stop
$921Etihad Airways
mié., sep. 9 - dom., sep. 20
Multiple Airlines Logo
4:25 pm - 7:15 pm
BOS
-
CCU
41h 20m
2 stops
Multiple Airlines Logo
5:00 am - 2:40 pm
CCU
-
BOS
67h 10m
3 stops
$932Multiple Airlines
mié., sep. 9 - dom., sep. 20
Qatar Airways Logo
10:00 pm - 2:30 am
BOS
-
CCU
19h 00m
1 stop
Qatar Airways Logo
4:00 am - 3:15 pm
CCU
-
BOS
20h 45m
1 stop
$974Qatar Airways
mar., oct. 13 - sáb., oct. 24
Etihad Airways Logo
4:25 pm - 8:30 pm
BOS
-
CCU
18h 35m
1 stop
Etihad Airways Logo
3:50 am - 2:40 pm
CCU
-
BOS
20h 20m
1 stop
$982Etihad Airways
sáb., jul. 18 - sáb., jul. 25
Etihad Airways Logo
4:25 pm - 8:30 pm
BOS
-
CCU
18h 35m
1 stop
Etihad Airways Logo
9:30 pm - 2:40 pm
CCU
-
BOS
26h 40m
1 stop
$1,035Etihad Airways
mar., jul. 28 - lun., sep. 7
Qatar Airways Logo
7:05 pm - 2:30 am
BOS
-
CCU
21h 55m
2 stops
Qatar Airways Logo
4:00 am - 3:15 pm
CCU
-
BOS
20h 45m
1 stop
$1,049Qatar Airways
mié., ago. 26 - lun., sep. 21
Qatar Airways Logo
8:43 am - 2:30 am
BOS
-
CCU
32h 17m
2 stops
Qatar Airways Logo
4:00 am - 3:15 pm
CCU
-
BOS
20h 45m
1 stop
$1,052Qatar Airways
mar., jul. 28 - lun., sep. 7
Qatar Airways Logo
6:40 pm - 2:30 am
BOS
-
CCU
22h 20m
2 stops
Qatar Airways Logo
4:00 am - 3:15 pm
CCU
-
BOS
20h 45m
1 stop
$1,089Qatar Airways
mié., sep. 9 - dom., sep. 20

Qatar Airways flights from Boston to Kolkata

Our best Qatar Airways deals on Boston to Kolkata flight tickets
Qatar Airways
Oct 13
BOS10:00 pmBoston Logan Intl
19h 00m
1 stop
CCU2:30 amKolkata Netaji S. Chandra
Oct 24
CCU4:00 amKolkata Netaji S. Chandra
20h 45m
1 stop
BOS3:15 pmBoston Logan Intl
$974
Qatar Airways
Aug 26
BOS7:05 pmBoston Logan Intl
21h 55m
2 stops
CCU2:30 amKolkata Netaji S. Chandra
Sep 21
CCU4:00 amKolkata Netaji S. Chandra
20h 45m
1 stop
BOS3:15 pmBoston Logan Intl
$1,049
Qatar Airways
Jul 28
BOS8:43 amBoston Logan Intl
32h 17m
2 stops
CCU2:30 amKolkata Netaji S. Chandra
Sep 7
CCU4:00 amKolkata Netaji S. Chandra
20h 45m
1 stop
BOS3:15 pmBoston Logan Intl
$1,052

Etihad Airways flights from Boston to Kolkata

Our best Etihad Airways deals on Boston to Kolkata flight tickets
Etihad Airways
Aug 26
BOS4:25 pmBoston Logan Intl
25h 00m
1 stop
CCU2:55 amKolkata Netaji S. Chandra
Sep 21
CCU9:30 pmKolkata Netaji S. Chandra
26h 40m
1 stop
BOS2:40 pmBoston Logan Intl
$881
Etihad Airways
Sep 9
BOS4:25 pmBoston Logan Intl
25h 00m
1 stop
CCU2:55 amKolkata Netaji S. Chandra
Sep 20
CCU9:30 pmKolkata Netaji S. Chandra
26h 40m
1 stop
BOS2:40 pmBoston Logan Intl
$921
Etihad Airways
Jul 18
BOS4:25 pmBoston Logan Intl
18h 35m
1 stop
CCU8:30 pmKolkata Netaji S. Chandra
Jul 25
CCU3:50 amKolkata Netaji S. Chandra
20h 20m
1 stop
BOS2:40 pmBoston Logan Intl
$982

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 mayo 20, 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

Cheapest round-trip

BostonKolkata

BOS - CCU

BOSCCU

Boston Logan Intl

mié. 9/9

4:25 pm-7:15 pm

2 stops41h 20m

Kolkata Netaji S. Chandra

dom. 9/20

7:55 pm-2:40 pm

2 stops52h 15m

$876

BostonKolkata

BOS - CCU

BOSCCU

Boston Logan Intl

mié. 8/26

4:25 pm-2:55 am

1 stop25h 00m

Kolkata Netaji S. Chandra

lun. 9/21

9:30 pm-2:40 pm

1 stop26h 40m

$881

BostonKolkata

BOS - CCU

BOSCCU

Boston Logan Intl

mié. 9/9

4:25 pm-2:55 am

1 stop25h 00m

Kolkata Netaji S. Chandra

dom. 9/20

9:30 pm-2:40 pm

1 stop26h 40m

$921

BostonKolkata

BOS - CCU

BOSCCU

Boston Logan Intl

mié. 9/9

4:25 pm-7:15 pm

2 stops41h 20m

Kolkata Netaji S. Chandra

dom. 9/20

5:00 am-2:40 pm

3 stops67h 10m

$932

BostonKolkata

BOS - CCU

BOSCCU

Boston Logan Intl

mar. 10/13

10:00 pm-2:30 am

1 stop19h 00m

Kolkata Netaji S. Chandra

sáb. 10/24

4:00 am-3:15 pm

1 stop20h 45m

$974
Quickest round-trip

BostonKolkata

BOS - CCU

BOSCCU

Boston Logan Intl

sáb. 7/18

4:25 pm-8:30 pm

1 stop18h 35m

Kolkata Netaji S. Chandra

sáb. 7/25

3:50 am-2:40 pm

1 stop20h 20m

$982

BostonKolkata

BOS - CCU

BOSCCU

Boston Logan Intl

mar. 7/28

4:25 pm-8:30 pm

1 stop18h 35m

Kolkata Netaji S. Chandra

lun. 9/7

9:30 pm-2:40 pm

1 stop26h 40m

$1,035

BostonKolkata

BOS - CCU

BOSCCU

Boston Logan Intl

mié. 8/26

7:05 pm-2:30 am

2 stops21h 55m

Kolkata Netaji S. Chandra

lun. 9/21

4:00 am-3:15 pm

1 stop20h 45m

$1,049

BostonKolkata

BOS - CCU

BOSCCU

Boston Logan Intl

mar. 7/28

8:43 am-2:30 am

2 stops32h 17m

Kolkata Netaji S. Chandra

lun. 9/7

4:00 am-3:15 pm

1 stop20h 45m

$1,052

BostonKolkata

BOS - CCU

BOSCCU

Boston Logan Intl

mié. 9/9

6:40 pm-2:30 am

2 stops22h 20m

Kolkata Netaji S. Chandra

dom. 9/20

4:00 am-3:15 pm

1 stop20h 45m

$1,089

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 typical price of a round-trip flight between Boston and Kolkata?

What is the cheapest month to fly to Kolkata?

The month of January is, on average, the cheapest month to fly to Kolkata from Boston, with most prices found around $1,052. If you aren’t able to travel during the month of January, then book flights to Kolkata from Boston during April instead. Flights to Kolkata in April, while not as cheap as those in January, still average around $1,069.

How far in advance should I book a flight from Boston 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 $1,265 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 $1,069 on momondo.

Can stopping save me money on Boston to Kolkata flights?

You could potentially save up to 37% on your flight if you consider stops on a Boston to Kolkata flight.

How have Boston to Kolkata flight prices changed over time?

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

17h 50m

Direct flights

None
The fastest flight from Boston to Kolkata takes 17h 50m
There are no direct flights from Boston to Kolkata. There are no popular flight routes from Boston to Kolkata.
Search flight deals

Frequently asked questions about flying from Boston to Kolkata

  • 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 17h 50m.

  • 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
Qatar AirwaysPriceFrom $935Free CancellationRating
7.4
3,729 reviews
Search Qatar Airways flights
Etihad AirwaysPriceFrom $949Free CancellationRating
7.3
1,438 reviews
Search Etihad Airways flights
EmiratesPriceFrom $1,248Free CancellationRating
8.1
3,574 reviews
Search Emirates flights
SWISSPriceFrom $1,359Free CancellationRating
7.5
1,952 reviews
Search SWISS 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.

An easier way to manage your Kolkata trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
vie. 6/19
vie. 6/26
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to India

Airports servicing West Bengal

Bagdogra Airport