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Cheap flights from Chicago to Kolkata from $387

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Kolkata departing on 8/20. 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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Find the cheapest flights from Chicago to Kolkata

Cheap round-trip flights

Air India Logo
1:10 pm - 8:30 pmORD-CCU
20h 50m1 stop
Air India Logo
12:40 pm - 11:10 amCCU-ORD
33h 00m2 stops
$741Air India
Find Deal
Wed, Sep 24 - Wed, Oct 15
Air India Logo
1:10 pm - 11:55 amORD-CCU
36h 15m1 stop
Air India Logo
9:55 am - 11:10 amCCU-ORD
35h 45m2 stops
$750Air India
Find Deal
Fri, Sep 19 - Thu, Oct 23
SWISS Logo
3:45 pm - 9:30 amORD-CCU
31h 15m2 stops
SWISS Logo
5:30 pm - 12:55 pmCCU-ORD
29h 55m2 stops
$806SWISS
Find Deal
Tue, Sep 30 - Mon, Oct 13
SWISS Logo
7:05 pm - 9:30 amORD-CCU
51h 55m2 stops
SWISS Logo
5:30 pm - 3:55 pmCCU-ORD
32h 55m2 stops
$819SWISS
Find Deal
Mon, Sep 29 - Mon, Oct 13
Etihad Airways Logo
1:55 pm - 3:00 amORD-CCU
26h 35m1 stop
Etihad Airways Logo
4:00 am - 8:45 amCCU-ORD
39h 15m1 stop
$859Etihad Airways
Find Deal
Fri, Sep 5 - Fri, Oct 3
Etihad Airways Logo
1:55 pm - 8:35 pmORD-CCU
20h 10m1 stop
Etihad Airways Logo
9:30 pm - 8:45 amCCU-ORD
21h 45m1 stop
$869Etihad Airways
Find Deal
Tue, Sep 30 - Wed, Oct 15
Logo
1:55 pm - 5:15 pmORD-CCU
40h 50m2 stops
Logo
10:30 pm - 9:15 amCCU-ORD
45h 15m2 stops
$871
Find Deal
Fri, Sep 19 - Tue, Oct 28
IndiGo Logo
8:20 pm - 6:40 pmORD-CCU
34h 50m2 stops
IndiGo Logo
6:00 pm - 6:25 pmCCU-ORD
35h 55m2 stops
$881IndiGo
Find Deal
Fri, Nov 28 - Sat, Dec 13
IndiGo Logo
8:20 pm - 7:55 pmORD-CCU
36h 05m2 stops
IndiGo Logo
4:15 pm - 6:25 pmCCU-ORD
37h 40m2 stops
$883IndiGo
Find Deal
Wed, Nov 19 - Mon, Dec 8
Logo
1:55 pm - 12:50 amORD-CCU
24h 25m2 stops
Logo
1:00 pm - 11:10 amCCU-ORD
32h 40m3 stops
$894
Find Deal
Thu, Sep 11 - Thu, Sep 18

Air India flights from Chicago to Kolkata

Our best Air India deals on Chicago to Kolkata flight tickets
Air India
Sep 24
ORD1:10 pmChicago O'Hare Intl
20h 50m
1 stop
CCU8:30 pmKolkata Netaji S. Chandra
Oct 15
CCU12:40 pmKolkata Netaji S. Chandra
33h 00m
2 stops
ORD11:10 amChicago O'Hare Intl
$741
Find similar
Air India
Sep 19
ORD1:10 pmChicago O'Hare Intl
36h 15m
1 stop
CCU11:55 amKolkata Netaji S. Chandra
Oct 23
CCU9:55 amKolkata Netaji S. Chandra
35h 45m
2 stops
ORD11:10 amChicago O'Hare Intl
$750
Find similar
Air India
Sep 24
ORD1:10 pmChicago O'Hare Intl
36h 15m
1 stop
CCU11:55 amKolkata Netaji S. Chandra
Oct 14
CCU12:55 amKolkata Netaji S. Chandra
44h 45m
2 stops
ORD11:10 amChicago O'Hare Intl
$761
Find similar

SWISS flights from Chicago to Kolkata

Our best SWISS deals on Chicago to Kolkata flight tickets
SWISS
Sep 30
ORD3:45 pmChicago O'Hare Intl
31h 15m
2 stops
CCU9:30 amKolkata Netaji S. Chandra
Oct 13
CCU5:30 pmKolkata Netaji S. Chandra
29h 55m
2 stops
ORD12:55 pmChicago O'Hare Intl
$806
Find similar
SWISS
Sep 29
ORD7:05 pmChicago O'Hare Intl
51h 55m
2 stops
CCU9:30 amKolkata Netaji S. Chandra
Oct 13
CCU5:30 pmKolkata Netaji S. Chandra
32h 55m
2 stops
ORD3:55 pmChicago O'Hare Intl
$819
Find similar
SWISS
Sep 29
ORD9:35 pmChicago O'Hare Intl
49h 25m
3 stops
CCU9:30 amKolkata Netaji S. Chandra
Oct 14
CCU5:30 pmKolkata Netaji S. Chandra
29h 55m
2 stops
ORD12:55 pmChicago O'Hare Intl
$840
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Chicago 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 August 14, 2025.
Use the filters below to find and compare flights from Chicago to Kolkata that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoKolkata

ORD - CCU

ORDCCU

Chicago O'Hare Intl

Wed 9/24

1:10 pm-8:30 pm

1 stop20h 50m

Kolkata Netaji S. Chandra

Wed 10/15

12:40 pm-11:10 am

2 stops33h 00m

$741

ChicagoKolkata

ORD - CCU

ORDCCU

Chicago O'Hare Intl

Fri 9/19

1:10 pm-11:55 am

1 stop36h 15m

Kolkata Netaji S. Chandra

Thu 10/23

9:55 am-11:10 am

2 stops35h 45m

$750

ChicagoKolkata

ORD - CCU

ORDCCU

Chicago O'Hare Intl

Tue 9/30

3:45 pm-9:30 am

2 stops31h 15m

Kolkata Netaji S. Chandra

Mon 10/13

5:30 pm-12:55 pm

2 stops29h 55m

$806

ChicagoKolkata

ORD - CCU

ORDCCU

Chicago O'Hare Intl

Mon 9/29

7:05 pm-9:30 am

2 stops51h 55m

Kolkata Netaji S. Chandra

Mon 10/13

5:30 pm-3:55 pm

2 stops32h 55m

$819

ChicagoKolkata

ORD - CCU

ORDCCU

Chicago O'Hare Intl

Fri 9/5

1:55 pm-3:00 am

1 stop26h 35m

Kolkata Netaji S. Chandra

Fri 10/3

4:00 am-8:45 am

1 stop39h 15m

$859

ChicagoKolkata

ORD - CCU

ORDCCU

Chicago O'Hare Intl

Tue 9/30

1:55 pm-8:35 pm

1 stop20h 10m

Kolkata Netaji S. Chandra

Wed 10/15

9:30 pm-8:45 am

1 stop21h 45m

$869

ChicagoKolkata

ORD - CCU

ORDCCU

Chicago O'Hare Intl

Fri 9/19

1:55 pm-5:15 pm

2 stops40h 50m

Kolkata Netaji S. Chandra

Tue 10/28

10:30 pm-9:15 am

2 stops45h 15m

$871

ChicagoKolkata

ORD - CCU

ORDCCU

Chicago O'Hare Intl

Fri 11/28

8:20 pm-6:40 pm

2 stops34h 50m

Kolkata Netaji S. Chandra

Sat 12/13

6:00 pm-6:25 pm

2 stops35h 55m

$881

ChicagoKolkata

ORD - CCU

ORDCCU

Chicago O'Hare Intl

Wed 11/19

8:20 pm-7:55 pm

2 stops36h 05m

Kolkata Netaji S. Chandra

Mon 12/8

4:15 pm-6:25 pm

2 stops37h 40m

$883

ChicagoKolkata

ORD - CCU

ORDCCU

Chicago O'Hare Intl

Thu 9/11

1:55 pm-12:50 am

2 stops24h 25m

Kolkata Netaji S. Chandra

Thu 9/18

1:00 pm-11:10 am

3 stops32h 40m

$894

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 Chicago 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 Chicago and Kolkata?

What is the cheapest month to fly to Kolkata?

The month of March is, on average, the cheapest month to fly to Kolkata from Chicago, with most prices found around $817. If you aren’t able to travel during the month of March, then book flights to Kolkata from Chicago during April instead. Flights to Kolkata in April, while not as cheap as those in March, still average around $865.

What is the cheapest day to depart on your flight to Kolkata?

On average, the least expensive day to fly to Kolkata from Chicago is on a Sunday. momondo users have found tickets for Sunday departures for as low as $976. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Kolkata on Saturday is $1,318.

What is the cheapest time of day to depart on your flight to Kolkata?

In the morning is the cheapest time of day to fly from Chicago to Kolkata when you can find flight prices for as low as $981. Flying to Kolkata in the morning is an ideal time because this is during off-peak travel hours. Flights to Kolkata are more costly in the evening, with an average ticket price of $1,134. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Chicago to Kolkata Netaji S. Chandra flight route?

Fly from Chicago O'Hare Intl to Kolkata Netaji S. Chandra for the best Chicago - Kolkata Netaji S. Chandra flight prices

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

You are more likely to see cheaper flights to Kolkata from Chicago when booking weeks ahead of your departure date. In general, you can expect to find flights to Kolkata for around $1,117 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Kolkata from Chicago for as low as $927 on momondo.

What cabin class options are available on Chicago to Kolkata Netaji S. Chandra flights?

There are 2 cabin classes available to choose from on Chicago to Kolkata Netaji S. Chandra flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Chicago to Kolkata flight prices changed over time?

As of August 2025, prices for Chicago to Kolkata flights are approximately 18% more expensive when compared to flights at the same time last year.

When to book flights from Chicago to Kolkata

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

Cheap Chicago to Kolkata (CHI to CCU) flight deals and tips

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

Best Price Found

$387

Fastest flight time

19h 20m

Direct flights

None

Airports in Kolkata

1 airport
The best one-way flight to Kolkata from Chicago in the past 72 hours is $387. The best round-trip flight deal from Chicago to Kolkata found on momondo in the last 72 hours is $741.
The fastest flight from Chicago to Kolkata takes 19h 20m
There are no direct flights from Chicago to Kolkata. Popular non-direct route for this connection is Chicago O'Hare Intl Airport - Kolkata Netaji S. Chandra Airport.
There is 1 airport near Kolkata: Kolkata Netaji S. Chandra (CCU)
Search flight deals

  • How far is Chicago to Kolkata Netaji S. Chandra by plane?

    There are 7971.6 mi between Chicago and Kolkata Netaji S. Chandra. 19h 20m is a normal flight duration for this route.

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

    Prices for flights from Chicago to Kolkata Netaji S. Chandra Airport are updated daily.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Kolkata Netaji S. Chandra Airport.

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

    The necessary travel and health documents for your Kolkata Netaji S. Chandra Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from Chicago to Kolkata

Compare and see reviews for airlines that fly from Chicago to Kolkata with momondo
Airline
Rating
Free Cancellation
Price
Air IndiaPriceFrom $738Free CancellationRating
5.5
2,930 reviews
Search Air India flights
Etihad AirwaysPriceFrom $786Free CancellationRating
7.4
1,232 reviews
Search Etihad Airways flights
LufthansaPriceFrom $817Free CancellationRating
6.8
7,317 reviews
Search Lufthansa flights
EmiratesPriceFrom $823Free CancellationRating
8.1
3,315 reviews
Search Emirates flights
Qatar AirwaysPriceFrom $864Free CancellationRating
7.4
3,608 reviews
Search Qatar Airways flights
IndiGoPriceFrom $959Free CancellationRating
6.8
479 reviews
Search IndiGo flights
SWISSPriceFrom $972Free CancellationRating
7.5
1,699 reviews
Search SWISS flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Chicago to Kolkata for you.

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

Yes. momondo enables you to select and highlight flights to Kolkata from Chicago with this policy.

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

momondo helps you find the best flight between Chicago and Kolkata by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for Chicago to Kolkata flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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