What airlines fly to Illinois?

Etihad Airways, Air India and Emirates are the top three most popular airlines that fly to Illinois from Kolkata according to our data. Etihad Airways is the first choice among our users, with 61% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 4 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Kolkata Netaji S. Chandra to Illinois?

Etihad Airways, KLM, and Emirates are the most popular carriers operating from Kolkata Netaji S. Chandra to Illinois

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

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

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

There are 4 operators available for flights from Kolkata Netaji S. Chandra Airport to Illinois as of August 2026.

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

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 Kolkata Netaji S. Chandra Airport to Illinois.

What documentation or ID do you need to fly to Illinois?

The travel and health documents you'll need for your trip to Illinois may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Illinois. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$437 Cheap Flights from Kolkata to Illinois in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Kolkata to Illinois

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:30 pm - 3:40 pmCCU Kolkata Netaji S. Chandra-ORD Chicago O'Hare Intl

28h 40m1 stop Abu Dhabi Zayed Intl

2:00 pm - 2:55 amORD Chicago O'Hare Intl-CCU Kolkata Netaji S. Chandra

26h 25m1 stop Abu Dhabi Zayed Intl

$835Etihad Airways

Fri, Oct 2 - Fri, Oct 9

3:50 am - 3:40 pmCCU Kolkata Netaji S. Chandra-ORD Chicago O'Hare Intl

22h 20m1 stop Abu Dhabi Zayed Intl

2:00 pm - 2:55 amORD Chicago O'Hare Intl-CCU Kolkata Netaji S. Chandra

26h 25m1 stop Abu Dhabi Zayed Intl

$835Etihad Airways

Sat, Oct 3 - Sun, Oct 11

4:00 am - 3:05 pmCCU Kolkata Netaji S. Chandra-ORD Chicago O'Hare Intl

21h 35m1 stop Doha Hamad Intl

7:20 pm - 2:30 amORD Chicago O'Hare Intl-CCU Kolkata Netaji S. Chandra

20h 40m1 stop Doha Hamad Intl

$837Multiple Airlines

Thu, Sep 17 - Wed, Sep 23

3:20 am - 3:00 pmCCU Kolkata Netaji S. Chandra-ORD Chicago O'Hare Intl

23h 10m1 stop Abu Dhabi Zayed Intl

8:20 pm - 7:55 pmORD Chicago O'Hare Intl-CCU Kolkata Netaji S. Chandra

36h 05m1 stop Abu Dhabi Zayed Intl

$877Etihad Airways

Thu, Nov 5 - Fri, Nov 6

9:05 pm - 4:15 pmCCU Kolkata Netaji S. Chandra-ORD Chicago O'Hare Intl

30h 40m2 stops Bengaluru Intl Paris Charles de Gaulle

4:25 pm - 7:35 amORD Chicago O'Hare Intl-CCU Kolkata Netaji S. Chandra

27h 40m2 stops Amsterdam Schiphol Bengaluru Intl

$981KLM

Sat, Dec 19 - Sun, Jan 24

4:00 am - 3:05 pmCCU Kolkata Netaji S. Chandra-ORD Chicago O'Hare Intl

21h 35m1 stop Doha Hamad Intl

2:59 pm - 2:30 amORD Chicago O'Hare Intl-CCU Kolkata Netaji S. Chandra

25h 01m2 stops Philadelphia Doha Hamad Intl

$1,076Multiple Airlines

Thu, Sep 17 - Wed, Sep 23

4:00 am - 3:05 pmCCU Kolkata Netaji S. Chandra-ORD Chicago O'Hare Intl

21h 35m1 stop Doha Hamad Intl

7:20 pm - 2:10 amORD Chicago O'Hare Intl-CCU Kolkata Netaji S. Chandra

20h 20m1 stop Doha Hamad Intl

$1,235Qatar Airways

Thu, Sep 3 - Mon, Oct 19

4:00 am - 9:46 pmCCU Kolkata Netaji S. Chandra-ORD Chicago O'Hare Intl

28h 16m2 stops Doha Hamad Intl Houston George Bush Intcntl

7:20 pm - 2:10 amORD Chicago O'Hare Intl-CCU Kolkata Netaji S. Chandra

20h 20m1 stop Doha Hamad Intl

$1,254Qatar Airways

Thu, Sep 3 - Mon, Oct 19

9:50 am - 3:55 pmCCU Kolkata Netaji S. Chandra-ORD Chicago O'Hare Intl

40h 35m1 stop Dubai Intl

8:35 pm - 8:10 amORD Chicago O'Hare Intl-CCU Kolkata Netaji S. Chandra

25h 05m1 stop Dubai Intl

$1,356Emirates

Thu, Sep 17 - Mon, Sep 21

1:30 am - 3:55 pmCCU Kolkata Netaji S. Chandra-ORD Chicago O'Hare Intl

24h 55m1 stop Dubai Intl

8:35 pm - 8:10 amORD Chicago O'Hare Intl-CCU Kolkata Netaji S. Chandra

25h 05m1 stop Dubai Intl

$5,310Emirates

Sun, Aug 30 - Mon, Sep 7

Cheap last minute flights

Enter your travel dates to find the best prices.

3:55 am - 8:35 amCCU Kolkata Netaji S. Chandra-ORD Chicago O'Hare Intl

39h 10m1 stop Abu Dhabi Zayed Intl

1:10 pm - 7:55 pmORD Chicago O'Hare Intl-CCU Kolkata Netaji S. Chandra

19h 15m1 stop Abu Dhabi Zayed Intl

$948Etihad Airways

Mon, Aug 24 - Tue, Feb 16

3:55 am - 8:35 amCCU Kolkata Netaji S. Chandra-ORD Chicago O'Hare Intl

39h 10m1 stop Abu Dhabi Zayed Intl

1:10 pm - 7:55 pmORD Chicago O'Hare Intl-CCU Kolkata Netaji S. Chandra

19h 15m1 stop Abu Dhabi Zayed Intl

$985Etihad Airways

Mon, Aug 24 - Thu, Feb 18

3:55 am - 3:55 pmCCU Kolkata Netaji S. Chandra-ORD Chicago O'Hare Intl

22h 30m1 stop Abu Dhabi Zayed Intl

1:10 pm - 2:25 amORD Chicago O'Hare Intl-CCU Kolkata Netaji S. Chandra

25h 45m1 stop Abu Dhabi Zayed Intl

$1,009Etihad Airways

Mon, Aug 24 - Fri, Feb 19

3:55 am - 3:55 pmCCU Kolkata Netaji S. Chandra-ORD Chicago O'Hare Intl

22h 30m1 stop Abu Dhabi Zayed Intl

6:50 pm - 10:20 amORD Chicago O'Hare Intl-CCU Kolkata Netaji S. Chandra

28h 00m2 stops Amman Queen Alia Intl Mumbai Chhatrapati Shivaji Intl

$1,186Multiple Airlines

Mon, Aug 24 - Wed, Feb 17

4:00 am - 9:46 pmCCU Kolkata Netaji S. Chandra-ORD Chicago O'Hare Intl

28h 16m2 stops Doha Hamad Intl Houston George Bush Intcntl

6:50 pm - 1:55 amORD Chicago O'Hare Intl-CCU Kolkata Netaji S. Chandra

19h 35m1 stop Doha Hamad Intl

$1,192Qatar Airways

Tue, Aug 25 - Wed, Feb 17

4:00 am - 9:46 pmCCU Kolkata Netaji S. Chandra-ORD Chicago O'Hare Intl

28h 16m2 stops Doha Hamad Intl Houston George Bush Intcntl

6:50 pm - 1:55 amORD Chicago O'Hare Intl-CCU Kolkata Netaji S. Chandra

19h 35m1 stop Doha Hamad Intl

$1,192Qatar Airways

Tue, Aug 25 - Tue, Feb 16

4:00 am - 11:30 pmCCU Kolkata Netaji S. Chandra-ORD Chicago O'Hare Intl

30h 00m2 stops Doha Hamad Intl Miami

6:50 pm - 1:55 amORD Chicago O'Hare Intl-CCU Kolkata Netaji S. Chandra

19h 35m1 stop Doha Hamad Intl

$1,211Multiple Airlines

Tue, Aug 25 - Tue, Feb 16

8:55 pm - 3:55 pmCCU Kolkata Netaji S. Chandra-ORD Chicago O'Hare Intl

29h 30m1 stop Dubai Intl

7:45 pm - 6:50 pmORD Chicago O'Hare Intl-CCU Kolkata Netaji S. Chandra

35h 35m1 stop Dubai Intl

$1,394Emirates

Wed, Aug 26 - Wed, Feb 17

9:50 am - 3:55 pmCCU Kolkata Netaji S. Chandra-ORD Chicago O'Hare Intl

40h 35m1 stop Dubai Intl

7:45 pm - 7:40 amORD Chicago O'Hare Intl-CCU Kolkata Netaji S. Chandra

24h 25m1 stop Dubai Intl

$1,405Emirates

Mon, Aug 24 - Mon, Feb 15

12:55 pm - 5:35 pmCCU Kolkata Netaji S. Chandra-ORD Chicago O'Hare Intl

39h 10m3 stops New Delhi Indira Gandhi Intl Rome Fiumicino New York John F Kennedy Intl

5:00 am - 7:55 pmORD Chicago O'Hare Intl-CCU Kolkata Netaji S. Chandra

27h 25m2 stops Newark Mumbai Chhatrapati Shivaji Intl

$1,695Air India

Mon, Aug 24 - Wed, Feb 17

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Qatar Airways flights from Kolkata to Illinois

Our best Qatar Airways deals on Kolkata to Illinois flight tickets

Qatar Airways

Aug 25

CCU4:00 amKolkata Netaji S. Chandra

28h 16m

2 stops

ORD9:46 pmChicago O'Hare Intl

Feb 16

ORD6:50 pmChicago O'Hare Intl

19h 35m

1 stop

CCU1:55 amKolkata Netaji S. Chandra

$1,192

Qatar Airways

Aug 27

CCU4:00 amKolkata Netaji S. Chandra

28h 16m

2 stops

ORD9:46 pmChicago O'Hare Intl

Sep 6

ORD7:20 pmChicago O'Hare Intl

20h 40m

1 stop

CCU2:30 amKolkata Netaji S. Chandra

$1,226

Qatar Airways

Sep 3

CCU4:00 amKolkata Netaji S. Chandra

21h 35m

1 stop

ORD3:05 pmChicago O'Hare Intl

Oct 19

ORD7:20 pmChicago O'Hare Intl

20h 20m

1 stop

CCU2:10 amKolkata Netaji S. Chandra

$1,235

American Airlines flights from Kolkata to Illinois

Our best American Airlines deals on Kolkata to Illinois flight tickets

American Airlines

Sep 21

CCU5:30 pmKolkata Netaji S. Chandra

29h 14m

2 stops

ORD12:14 pmChicago O'Hare Intl

Sep 23

ORD11:37 amChicago O'Hare Intl

32h 53m

2 stops

CCU7:00 amKolkata Netaji S. Chandra

$1,223

American Airlines

Sep 21

CCU5:30 pmKolkata Netaji S. Chandra

29h 14m

2 stops

ORD12:14 pmChicago O'Hare Intl

Sep 23

ORD11:37 amChicago O'Hare Intl

32h 53m

2 stops

CCU7:00 amKolkata Netaji S. Chandra

$1,224

American Airlines

Sep 21

CCU5:30 pmKolkata Netaji S. Chandra

29h 14m

2 stops

ORD12:14 pmChicago O'Hare Intl

Sep 23

ORD11:37 amChicago O'Hare Intl

32h 53m

2 stops

CCU7:00 amKolkata Netaji S. Chandra

$1,225

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KolkataChicago

CCU Kolkata Netaji S. Chandra - ORD Chicago O'Hare Intl

CCUORD

Kolkata Netaji S. Chandra

Fri 10/2

9:30 pm-3:40 pm

1 stop28h 40m

Chicago O'Hare Intl

Fri 10/9

2:00 pm-2:55 am

1 stop26h 25m

$835

KolkataChicago

CCU Kolkata Netaji S. Chandra - ORD Chicago O'Hare Intl

CCUORD

Kolkata Netaji S. Chandra

Sat 10/3

3:50 am-3:40 pm

1 stop22h 20m

Chicago O'Hare Intl

Sun 10/11

2:00 pm-2:55 am

1 stop26h 25m

$835

KolkataChicago

CCU Kolkata Netaji S. Chandra - ORD Chicago O'Hare Intl

CCUORD

Kolkata Netaji S. Chandra

Thu 9/17

4:00 am-3:05 pm

1 stop21h 35m

Chicago O'Hare Intl

Wed 9/23

7:20 pm-2:30 am

1 stop20h 40m

$837

KolkataChicago

CCU Kolkata Netaji S. Chandra - ORD Chicago O'Hare Intl

CCUORD

Kolkata Netaji S. Chandra

Thu 11/5

3:20 am-3:00 pm

1 stop23h 10m

Chicago O'Hare Intl

Fri 11/6

8:20 pm-7:55 pm

1 stop36h 05m

$877

KolkataChicago

CCU Kolkata Netaji S. Chandra - ORD Chicago O'Hare Intl

CCUORD

Kolkata Netaji S. Chandra

Sat 12/19

9:05 pm-4:15 pm

2 stops30h 40m

Chicago O'Hare Intl

Sun 1/24

4:25 pm-7:35 am

2 stops27h 40m

$981

KolkataChicago

CCU Kolkata Netaji S. Chandra - ORD Chicago O'Hare Intl

CCUORD

Kolkata Netaji S. Chandra

Thu 9/17

4:00 am-3:05 pm

1 stop21h 35m

Chicago O'Hare Intl

Wed 9/23

2:59 pm-2:30 am

2 stops25h 01m

$1,076

Quickest round-trip

KolkataChicago

CCU Kolkata Netaji S. Chandra - ORD Chicago O'Hare Intl

CCUORD

Kolkata Netaji S. Chandra

Thu 9/3

4:00 am-3:05 pm

1 stop21h 35m

Chicago O'Hare Intl

Mon 10/19

7:20 pm-2:10 am

1 stop20h 20m

$1,235

KolkataChicago

CCU Kolkata Netaji S. Chandra - ORD Chicago O'Hare Intl

CCUORD

Kolkata Netaji S. Chandra

Thu 9/3

4:00 am-9:46 pm

2 stops28h 16m

Chicago O'Hare Intl

Mon 10/19

7:20 pm-2:10 am

1 stop20h 20m

$1,254

KolkataChicago

CCU Kolkata Netaji S. Chandra - ORD Chicago O'Hare Intl

CCUORD

Kolkata Netaji S. Chandra

Thu 9/17

9:50 am-3:55 pm

1 stop40h 35m

Chicago O'Hare Intl

Mon 9/21

8:35 pm-8:10 am

1 stop25h 05m

$1,356

KolkataChicago

CCU Kolkata Netaji S. Chandra - ORD Chicago O'Hare Intl

CCUORD

Kolkata Netaji S. Chandra

Sun 8/30

1:30 am-3:55 pm

1 stop24h 55m

Chicago O'Hare Intl

Mon 9/7

8:35 pm-8:10 am

1 stop25h 05m

$5,310

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Kolkata to Illinois

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

Prices

Airlines

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from Kolkata is in December. Flight prices, which tend to average around $902, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of December, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $1,017.

Cheap Kolkata to Illinois flight deals and tips

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

Best Price Found	$437
Fastest flight time	21h 35m
Direct flights	None

The best one-way flight to Illinois from Kolkata in the past 72 hours is $437. The best round-trip flight deal from Kolkata to Illinois found on momondo in the last 72 hours is $835.

The fastest flight from Kolkata to Illinois takes 21h 35m

There are no direct flights from Kolkata to Illinois. There are no popular flight routes from Kolkata to Illinois.

Search flight deals

Frequently asked questions about flying from Kolkata to Illinois

When did momondo last update prices for flights from Kolkata Netaji S. Chandra Airport to Illinois?
Prices for flights from Kolkata Netaji S. Chandra Airport to Illinois are updated daily.
How many operators does momondo search for flights from Kolkata Netaji S. Chandra Airport to Illinois?
There are 4 operators available for flights from Kolkata Netaji S. Chandra Airport to Illinois as of August 2026.
How old do you have to be to fly from Kolkata Netaji S. Chandra Airport to Illinois?
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 Kolkata Netaji S. Chandra Airport to Illinois.
What documentation or ID do you need to fly to Illinois?
The travel and health documents you'll need for your trip to Illinois may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Illinois. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Kolkata to Illinois

Compare and see reviews for airlines that fly from Kolkata to Illinois with momondo

Airline	Rating	Free Cancellation	Price
Etihad Airways	PriceFrom $902	Free Cancellation	Rating 7.3 1,507 reviews	Search Etihad Airways flights
Air India	PriceFrom $974	Free Cancellation	Rating 5.5 2,943 reviews	Search Air India flights
Emirates	PriceFrom $1,042	Free Cancellation	Rating 8.1 3,657 reviews	Search Emirates flights
Qatar Airways	PriceFrom $1,043	Free Cancellation	Rating 7.4 3,735 reviews	Search Qatar Airways flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Kolkata to Illinois. momondo saves you time and could save you money on your trip.

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

momondo does allow users to show only those flights to Illinois from Kolkata which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for Kolkata to Illinois flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Of course. momondo tracks the price of Kolkata to Illinois flights. All you need is a valid email address and we will do the rest; it is that quick and easy.