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Cheap flights from Kolkata to Illinois from $479

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kolkata to Illinois departing on 4/23. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
Etihad Airways Logo
3:35 am - 8:35 am
CCU
-
ORD
39h 30m1 stop
Etihad Airways Logo
2:00 pm - 8:20 pm
ORD
-
CCU
19h 50m1 stop
$942Etihad Airways
Thu, Mar 26 - Sat, Apr 18
Multiple Airlines Logo
9:30 pm - 3:10 pm
CCU
-
ORD
29h 10m2 stops
Multiple Airlines Logo
5:20 pm - 7:10 am
ORD
-
CCU
26h 20m2 stops
$973Multiple Airlines
Tue, Dec 23 - Wed, Jan 7
Multiple Airlines Logo
9:15 pm - 11:10 am
CCU
-
ORD
24h 25m2 stops
Multiple Airlines Logo
3:35 pm - 4:45 am
ORD
-
CCU
26h 40m2 stops
$983Multiple Airlines
Tue, Apr 21 - Wed, May 27
Multiple Airlines Logo
9:15 pm - 11:10 am
CCU
-
ORD
24h 25m2 stops
Multiple Airlines Logo
3:35 pm - 4:45 am
ORD
-
CCU
26h 40m2 stops
$985Multiple Airlines
Sun, Apr 19 - Wed, May 27
Multiple Airlines Logo
9:30 pm - 3:10 pm
CCU
-
ORD
29h 10m2 stops
Multiple Airlines Logo
5:20 pm - 7:10 am
ORD
-
CCU
26h 20m2 stops
$995Multiple Airlines
Tue, Dec 23 - Wed, Jan 7
Multiple Airlines Logo
9:00 pm - 11:10 am
CCU
-
ORD
24h 40m2 stops
Multiple Airlines Logo
3:35 pm - 4:45 am
ORD
-
CCU
26h 40m2 stops
$999Multiple Airlines
Sat, Apr 18 - Wed, May 27
IndiGo Logo
9:30 pm - 7:25 pm
CCU
-
ORD
32h 25m2 stops
IndiGo Logo
8:10 pm - 12:55 pm
ORD
-
CCU
30h 15m2 stops
$1,009IndiGo
Fri, Mar 27 - Sat, Apr 18
Multiple Airlines Logo
3:35 am - 8:35 am
CCU
-
ORD
39h 30m1 stop
Multiple Airlines Logo
8:10 pm - 3:35 pm
ORD
-
CCU
32h 55m2 stops
$1,011Multiple Airlines
Thu, Mar 26 - Sat, Apr 18
Etihad Airways Logo
3:45 am - 8:45 am
CCU
-
ORD
39h 30m1 stop
Etihad Airways Logo
2:00 pm - 2:50 am
ORD
-
CCU
26h 20m1 stop
$1,077Etihad Airways
Mon, May 4 - Thu, Jun 18
Etihad Airways Logo
3:45 am - 8:45 am
CCU
-
ORD
39h 30m1 stop
Etihad Airways Logo
2:00 pm - 8:20 pm
ORD
-
CCU
19h 50m1 stop
$1,078Etihad Airways
Mon, May 4 - Thu, Jun 18

Etihad Airways flights from Kolkata to Illinois

Our best Etihad Airways deals on Kolkata to Illinois flight tickets
Etihad Airways
Mar 26
CCU3:35 amKolkata Netaji S. Chandra
39h 30m
1 stop
ORD8:35 amChicago O'Hare Intl
Apr 18
ORD2:00 pmChicago O'Hare Intl
19h 50m
1 stop
CCU8:20 pmKolkata Netaji S. Chandra
$942
Find similar
Etihad Airways
May 4
CCU3:45 amKolkata Netaji S. Chandra
39h 30m
1 stop
ORD8:45 amChicago O'Hare Intl
Jun 18
ORD2:00 pmChicago O'Hare Intl
26h 20m
1 stop
CCU2:50 amKolkata Netaji S. Chandra
$1,077
Find similar
Etihad Airways
May 4
CCU3:45 amKolkata Netaji S. Chandra
39h 30m
1 stop
ORD8:45 amChicago O'Hare Intl
Jun 18
ORD2:00 pmChicago O'Hare Intl
19h 50m
1 stop
CCU8:20 pmKolkata Netaji S. Chandra
$1,078
Find similar

KLM flights from Kolkata to Illinois

Our best KLM deals on Kolkata to Illinois flight tickets
KLM
Apr 20
CCU5:00 pmKolkata Netaji S. Chandra
31h 45m
2 stops
ORD2:15 pmChicago O'Hare Intl
May 25
ORD4:50 pmChicago O'Hare Intl
28h 10m
2 stops
CCU7:30 amKolkata Netaji S. Chandra
$1,143
Find similar
KLM
May 5
CCU7:00 pmKolkata Netaji S. Chandra
30h 30m
2 stops
ORD3:00 pmChicago O'Hare Intl
Jun 18
ORD4:20 pmChicago O'Hare Intl
28h 40m
2 stops
CCU7:30 amKolkata Netaji S. Chandra
$1,289
Find similar
KLM
May 5
CCU7:00 pmKolkata Netaji S. Chandra
30h 30m
2 stops
ORD3:00 pmChicago O'Hare Intl
Jun 18
ORD4:20 pmChicago O'Hare Intl
28h 40m
2 stops
CCU7:30 amKolkata Netaji S. Chandra
$1,290
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Kolkata to Illinois 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 December 11, 2025.
Use the filters below to find and compare flights from Kolkata to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

Thu 3/26

3:35 am-8:35 am

1 stop39h 30m

Chicago O'Hare Intl

Sat 4/18

2:00 pm-8:20 pm

1 stop19h 50m

$942

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

Tue 12/23

9:30 pm-3:10 pm

2 stops29h 10m

Chicago O'Hare Intl

Wed 1/7

5:20 pm-7:10 am

2 stops26h 20m

$973

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

Tue 4/21

9:15 pm-11:10 am

2 stops24h 25m

Chicago O'Hare Intl

Wed 5/27

3:35 pm-4:45 am

2 stops26h 40m

$983

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

Sun 4/19

9:15 pm-11:10 am

2 stops24h 25m

Chicago O'Hare Intl

Wed 5/27

3:35 pm-4:45 am

2 stops26h 40m

$985

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

Tue 12/23

9:30 pm-3:10 pm

2 stops29h 10m

Chicago O'Hare Intl

Wed 1/7

5:20 pm-7:10 am

2 stops26h 20m

$995

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

Sat 4/18

9:00 pm-11:10 am

2 stops24h 40m

Chicago O'Hare Intl

Wed 5/27

3:35 pm-4:45 am

2 stops26h 40m

$999

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

Fri 3/27

9:30 pm-7:25 pm

2 stops32h 25m

Chicago O'Hare Intl

Sat 4/18

8:10 pm-12:55 pm

2 stops30h 15m

$1,009

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

Thu 3/26

3:35 am-8:35 am

1 stop39h 30m

Chicago O'Hare Intl

Sat 4/18

8:10 pm-3:35 pm

2 stops32h 55m

$1,011

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

Mon 5/4

3:45 am-8:45 am

1 stop39h 30m

Chicago O'Hare Intl

Thu 6/18

2:00 pm-2:50 am

1 stop26h 20m

$1,077

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

Mon 5/4

3:45 am-8:45 am

1 stop39h 30m

Chicago O'Hare Intl

Thu 6/18

2:00 pm-8:20 pm

1 stop19h 50m

$1,078

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 Illinois from

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

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

The cheapest day to depart from Kolkata to Illinois is on a Wednesday when prices can be found for as low as $1,200. Flights from Kolkata to Illinois on a Thursday will generally be more expensive and average around $1,536. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

You are more likely to see cheaper flights to Illinois from Kolkata when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $1,212 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Kolkata for as low as $989 on momondo.

Can stopping save me money on Kolkata to Illinois flights?

You could potentially save up to 12% on your flight if you consider stops on a Kolkata to Illinois flight.

Cheap Kolkata to Illinois flight deals and tips

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

Fastest flight time

22h 00m

Direct flights

None
The fastest flight from Kolkata to Illinois takes 22h 00m
There are no direct flights from Kolkata to Illinois. There are no popular flight routes from Kolkata to Illinois.
Search flight deals

  • 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?

  • 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 AirwaysPriceFrom $902Free CancellationRating
7.4
1,331 reviews
Search Etihad Airways flights
Air IndiaPriceFrom $943Free CancellationRating
5.5
2,947 reviews
Search Air India flights
Qatar AirwaysPriceFrom $999Free CancellationRating
7.4
3,677 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.

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