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Cheap flights from Chicago O'Hare Intl Airport to Kolkata from $407

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 O'Hare Intl Airport to Kolkata departing on 9/8. 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 O'Hare Intl Airport to Kolkata

Cheap round-trip flights

Air India Logo
12:15 pm - 4:15 amORD-CCU
29h 30m1 stop
Air India Logo
12:55 am - 7:25 amCCU-ORD
41h 00m1 stop
$707Air India
Find Deal
Wed, Aug 27 - Sat, Oct 4
Air India Logo
11:00 am - 6:05 pmORD-CCU
19h 35m1 stop
Air India Logo
9:20 pm - 7:30 amCCU-ORD
20h 40m1 stop
$736Air India
Find Deal
Mon, Jan 26 - Wed, Mar 11
Air India Logo
12:00 pm - 8:30 pmORD-CCU
22h 00m1 stop
Air India Logo
9:20 pm - 7:25 amCCU-ORD
20h 35m1 stop
$739Air India
Find Deal
Mon, Sep 29 - Fri, Oct 17
Air India Logo
12:00 pm - 11:30 pmORD-CCU
25h 00m1 stop
Air India Logo
12:55 am - 7:30 amCCU-ORD
41h 05m1 stop
$740Air India
Find Deal
Fri, Oct 10 - Sun, Oct 26
Air India Logo
12:00 pm - 11:30 pmORD-CCU
25h 00m1 stop
Air India Logo
8:30 pm - 7:25 amCCU-ORD
21h 25m1 stop
$741Air India
Find Deal
Fri, Sep 19 - Sun, Oct 12
Air India Logo
12:00 pm - 7:45 pmORD-CCU
21h 15m1 stop
Air India Logo
4:15 pm - 7:25 amCCU-ORD
25h 40m1 stop
$742Air India
Find Deal
Fri, Sep 19 - Sun, Oct 12
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
$801Etihad Airways
Find Deal
Sat, Sep 13 - Wed, Sep 24
Etihad Airways Logo
1:55 pm - 3:00 amORD-CCU
26h 35m1 stop
Etihad Airways Logo
9:30 pm - 8:45 amCCU-ORD
21h 45m1 stop
$817Etihad Airways
Find Deal
Fri, Sep 12 - Fri, Sep 19
Etihad Airways Logo
1:55 pm - 8:35 pmORD-CCU
20h 10m1 stop
Etihad Airways Logo
4:00 am - 8:45 amCCU-ORD
39h 15m1 stop
$821Etihad Airways
Find Deal
Sat, Sep 13 - Sat, Sep 20
IndiGo Logo
7:50 pm - 8:15 pmORD-CCU
37h 55m2 stops
IndiGo Logo
9:15 pm - 10:00 pmCCU-ORD
35h 15m2 stops
$879IndiGo
Find Deal
Sun, Sep 14 - Tue, Sep 23

Air India flights from Chicago O'Hare Intl Airport to Kolkata

Our best Air India deals on Chicago O'Hare Intl Airport to Kolkata flight tickets
Air India
Aug 27
ORD12:15 pmChicago O'Hare Intl
29h 30m
1 stop
CCU4:15 amKolkata Netaji S. Chandra
Oct 4
CCU12:55 amKolkata Netaji S. Chandra
41h 00m
1 stop
ORD7:25 amChicago O'Hare Intl
$707
Find similar
Air India
Jan 26
ORD11:00 amChicago O'Hare Intl
19h 35m
1 stop
CCU6:05 pmKolkata Netaji S. Chandra
Mar 11
CCU9:20 pmKolkata Netaji S. Chandra
20h 40m
1 stop
ORD7:30 amChicago O'Hare Intl
$736
Find similar
Air India
Sep 29
ORD12:00 pmChicago O'Hare Intl
22h 00m
1 stop
CCU8:30 pmKolkata Netaji S. Chandra
Oct 17
CCU9:20 pmKolkata Netaji S. Chandra
20h 35m
1 stop
ORD7:25 amChicago O'Hare Intl
$739
Find similar

Etihad Airways flights from Chicago O'Hare Intl Airport to Kolkata

Our best Etihad Airways deals on Chicago O'Hare Intl Airport to Kolkata flight tickets
Etihad Airways
Sep 13
ORD1:55 pmChicago O'Hare Intl
20h 10m
1 stop
CCU8:35 pmKolkata Netaji S. Chandra
Sep 24
CCU9:30 pmKolkata Netaji S. Chandra
21h 45m
1 stop
ORD8:45 amChicago O'Hare Intl
$801
Find similar
Etihad Airways
Sep 12
ORD1:55 pmChicago O'Hare Intl
26h 35m
1 stop
CCU3:00 amKolkata Netaji S. Chandra
Sep 19
CCU9:30 pmKolkata Netaji S. Chandra
21h 45m
1 stop
ORD8:45 amChicago O'Hare Intl
$817
Find similar
Etihad Airways
Sep 13
ORD1:55 pmChicago O'Hare Intl
20h 10m
1 stop
CCU8:35 pmKolkata Netaji S. Chandra
Sep 20
CCU4:00 amKolkata Netaji S. Chandra
39h 15m
1 stop
ORD8:45 amChicago O'Hare Intl
$821
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Chicago O'Hare Intl Airport 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 July 31, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Kolkata that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoKolkata

ORD - CCU

ORDCCU

Chicago O'Hare Intl

Wed 8/27

12:15 pm-4:15 am

1 stop29h 30m

Kolkata Netaji S. Chandra

Sat 10/4

12:55 am-7:25 am

1 stop41h 00m

$707

ChicagoKolkata

ORD - CCU

ORDCCU

Chicago O'Hare Intl

Mon 1/26

11:00 am-6:05 pm

1 stop19h 35m

Kolkata Netaji S. Chandra

Wed 3/11

9:20 pm-7:30 am

1 stop20h 40m

$736

ChicagoKolkata

ORD - CCU

ORDCCU

Chicago O'Hare Intl

Mon 9/29

12:00 pm-8:30 pm

1 stop22h 00m

Kolkata Netaji S. Chandra

Fri 10/17

9:20 pm-7:25 am

1 stop20h 35m

$739

ChicagoKolkata

ORD - CCU

ORDCCU

Chicago O'Hare Intl

Fri 10/10

12:00 pm-11:30 pm

1 stop25h 00m

Kolkata Netaji S. Chandra

Sun 10/26

12:55 am-7:30 am

1 stop41h 05m

$740

ChicagoKolkata

ORD - CCU

ORDCCU

Chicago O'Hare Intl

Fri 9/19

12:00 pm-11:30 pm

1 stop25h 00m

Kolkata Netaji S. Chandra

Sun 10/12

8:30 pm-7:25 am

1 stop21h 25m

$741

ChicagoKolkata

ORD - CCU

ORDCCU

Chicago O'Hare Intl

Fri 9/19

12:00 pm-7:45 pm

1 stop21h 15m

Kolkata Netaji S. Chandra

Sun 10/12

4:15 pm-7:25 am

1 stop25h 40m

$742

ChicagoKolkata

ORD - CCU

ORDCCU

Chicago O'Hare Intl

Sat 9/13

1:55 pm-8:35 pm

1 stop20h 10m

Kolkata Netaji S. Chandra

Wed 9/24

9:30 pm-8:45 am

1 stop21h 45m

$801

ChicagoKolkata

ORD - CCU

ORDCCU

Chicago O'Hare Intl

Fri 9/12

1:55 pm-3:00 am

1 stop26h 35m

Kolkata Netaji S. Chandra

Fri 9/19

9:30 pm-8:45 am

1 stop21h 45m

$817

ChicagoKolkata

ORD - CCU

ORDCCU

Chicago O'Hare Intl

Sat 9/13

1:55 pm-8:35 pm

1 stop20h 10m

Kolkata Netaji S. Chandra

Sat 9/20

4:00 am-8:45 am

1 stop39h 15m

$821

ChicagoKolkata

ORD - CCU

ORDCCU

Chicago O'Hare Intl

Sun 9/14

7:50 pm-8:15 pm

2 stops37h 55m

Kolkata Netaji S. Chandra

Tue 9/23

9:15 pm-10:00 pm

2 stops35h 15m

$879

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 O'Hare Intl Airport 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 April is, on average, the cheapest month to fly to Kolkata from Chicago O'Hare Intl Airport, with most prices found around $884. If you aren’t able to travel during the month of April, then book flights to Kolkata from Chicago O'Hare Intl Airport during September instead. Flights to Kolkata in September, while not as cheap as those in April, still average around $892.

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

On average, the least expensive day to fly to Kolkata from Chicago O'Hare Intl Airport is on a Friday. momondo users have found tickets for Friday departures for as low as $844. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to Kolkata on Thursday is $1,670.

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

In the afternoon is the cheapest time of day to fly from Chicago O'Hare Intl Airport to Kolkata when you can find flight prices for as low as $1,063. Flying to Kolkata in the afternoon 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 O'Hare Intl to Kolkata Netaji S. Chandra flight route?

Fly from Chicago O'Hare Intl to Kolkata Netaji S. Chandra for the best Chicago O'Hare Intl - 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 O'Hare Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Kolkata for around $1,108 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Kolkata from Chicago O'Hare Intl Airport for as low as $919 on momondo.

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

There are 2 cabin classes available to choose from on Chicago O'Hare Intl 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 O'Hare Intl Airport to Kolkata flight prices changed over time?

As of July 2025, prices for Chicago O'Hare Intl Airport to Kolkata flights are approximately 19% cheaper when compared to flights at the same time last year.

When to book flights from Chicago O'Hare Intl Airport to Kolkata

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

Cheap Chicago O'Hare Intl Airport to Kolkata (ORD to CCU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to Kolkata

Best Price Found

$407

Fastest flight time

19h 35m

Direct flights

None

Airports in Kolkata

1 airport
The best one-way flight to Kolkata from Chicago O'Hare Intl Airport in the past 72 hours is $407. The best round-trip flight deal from Chicago O'Hare Intl Airport to Kolkata found on momondo in the last 72 hours is $707.
The fastest flight from Chicago O'Hare Intl Airport to Kolkata takes 19h 35m
There are no direct flights from Chicago O'Hare Intl Airport 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)
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  • How far is Chicago O'Hare Intl to Kolkata Netaji S. Chandra by plane?

    There are 7965.4 mi between Chicago O'Hare Intl and Kolkata Netaji S. Chandra. A reasonable flight in good conditions will take 19h 35m.

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

    Prices for flights from Chicago O'Hare Intl Airport to Kolkata Netaji S. Chandra Airport are updated daily.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Chicago O'Hare Intl Airport to Kolkata Netaji S. Chandra Airport.

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

    The required travel and health documents for your Kolkata Netaji S. Chandra Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Kolkata Netaji S. Chandra Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Chicago O'Hare Intl Airport to Kolkata?

Best airlines flying from Chicago O'Hare Intl Airport to Kolkata

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Kolkata with momondo
Airline
Rating
Free Cancellation
Price
Air IndiaPriceFrom $739Free CancellationRating
5.5
2,928 reviews
Search Air India flights
Etihad AirwaysPriceFrom $785Free CancellationRating
7.4
1,230 reviews
Search Etihad Airways flights
LufthansaPriceFrom $817Free CancellationRating
6.8
7,275 reviews
Search Lufthansa flights
EmiratesPriceFrom $823Free CancellationRating
8.1
3,300 reviews
Search Emirates flights
Qatar AirwaysPriceFrom $864Free CancellationRating
7.4
3,609 reviews
Search Qatar Airways flights
IndiGoPriceFrom $959Free CancellationRating
6.8
478 reviews
Search IndiGo flights
SWISSPriceFrom $972Free CancellationRating
7.5
1,686 reviews
Search SWISS flights

Why use momondo?

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

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

All flight searches from Chicago to Kolkata on momondo can be filtered to show those which offer flexible booking policies.

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 offers price alerts on flights to Kolkata from Chicago. 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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