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Cheap flights from Kolkata to Illinois from ₹ 41,228

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 5/10. 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 Kolkata to Illinois

Cheap return flights

Etihad Airways Logo
21:30 - 08:45CCU-ORD
21h 45m1 stop
Etihad Airways Logo
13:55 - 20:35ORD-CCU
20h 10m1 stop
₹ 79,913Etihad Airways
Find Deal
Mon, 8 Sep - Tue, 30 Sep
Etihad Airways Logo
21:30 - 08:45CCU-ORD
21h 45m1 stop
Etihad Airways Logo
13:55 - 20:35ORD-CCU
20h 10m1 stop
₹ 80,001Etihad Airways
Find Deal
Mon, 8 Sep - Tue, 30 Sep
Logo
19:30 - 14:40CCU-ORD
29h 40m2 stops
Logo
17:10 - 05:30ORD-CCU
25h 50m2 stops
₹ 82,106
Find Deal
Tue, 9 Sep - Tue, 30 Sep
Air France Logo
18:00 - 15:00CCU-ORD
31h 30m2 stops
Air France Logo
17:10 - 05:30ORD-CCU
25h 50m2 stops
₹ 82,369Air France
Find Deal
Mon, 8 Sep - Tue, 30 Sep
Air India Logo
23:45 - 11:10CCU-ORD
45h 55m2 stops
Air India Logo
11:00 - 19:45ORD-CCU
21h 15m1 stop
₹ 84,913Air India
Find Deal
Mon, 8 Sep - Wed, 5 Nov
Air India Logo
19:25 - 11:10CCU-ORD
26h 15m2 stops
Air India Logo
11:00 - 23:30ORD-CCU
25h 00m1 stop
₹ 85,527Air India
Find Deal
Sun, 7 Sep - Thu, 6 Nov
Air France Logo
18:00 - 15:00CCU-ORD
31h 30m2 stops
Air France Logo
17:10 - 05:30ORD-CCU
25h 50m2 stops
₹ 87,018Air France
Find Deal
Mon, 8 Sep - Tue, 30 Sep
Logo
10:05 - 08:45CCU-ORD
33h 10m2 stops
Logo
13:55 - 23:30ORD-CCU
23h 05m2 stops
₹ 87,457
Find Deal
Sat, 20 Sep - Sat, 27 Sep
Qatar Airways Logo
03:50 - 14:50CCU-ORD
21h 30m1 stop
Qatar Airways Logo
19:20 - 02:20ORD-CCU
20h 30m1 stop
₹ 88,334Qatar Airways
Find Deal
Sun, 21 Sep - Mon, 29 Sep
Qatar Airways Logo
03:50 - 14:50CCU-ORD
21h 30m1 stop
Qatar Airways Logo
19:20 - 02:20ORD-CCU
20h 30m1 stop
₹ 93,509Qatar Airways
Find Deal
Thu, 18 Sep - Fri, 26 Sep

Etihad Airways flights from Kolkata to Illinois

Our best Etihad Airways deals on Kolkata to Illinois flight tickets
Etihad Airways
8 Sept
CCU21:30Kolkata Netaji S. Chandra
21h 45m
1 stop
ORD08:45Chicago O'Hare Intl
30 Sept
ORD13:55Chicago O'Hare Intl
20h 10m
1 stop
CCU20:35Kolkata Netaji S. Chandra
₹ 79,913
Find similar
Etihad Airways
8 Sept
CCU21:30Kolkata Netaji S. Chandra
21h 45m
1 stop
ORD08:45Chicago O'Hare Intl
30 Sept
ORD13:55Chicago O'Hare Intl
20h 10m
1 stop
CCU20:35Kolkata Netaji S. Chandra
₹ 80,001
Find similar
Etihad Airways
20 Sept
CCU04:00Kolkata Netaji S. Chandra
39h 15m
1 stop
ORD08:45Chicago O'Hare Intl
27 Sept
ORD13:55Chicago O'Hare Intl
20h 10m
1 stop
CCU20:35Kolkata Netaji S. Chandra
₹ 81,316
Find similar

Air France flights from Kolkata to Illinois

Our best Air France deals on Kolkata to Illinois flight tickets
Air France
8 Sept
CCU18:00Kolkata Netaji S. Chandra
31h 30m
2 stops
ORD15:00Chicago O'Hare Intl
30 Sept
ORD17:10Chicago O'Hare Intl
25h 50m
2 stops
CCU05:30Kolkata Netaji S. Chandra
₹ 82,369
Find similar
Air France
8 Sept
CCU18:00Kolkata Netaji S. Chandra
31h 30m
2 stops
ORD15:00Chicago O'Hare Intl
30 Sept
ORD17:10Chicago O'Hare Intl
25h 50m
2 stops
CCU05:30Kolkata Netaji S. Chandra
₹ 87,018
Find similar
Air France
8 Sept
CCU19:05Kolkata Netaji S. Chandra
30h 25m
2 stops
ORD15:00Chicago O'Hare Intl
30 Sept
ORD17:10Chicago O'Hare Intl
25h 50m
2 stops
CCU05:30Kolkata Netaji S. Chandra
₹ 87,106
Find similar

momondo Fare Finder

 
Customise 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 59,053 searches. Data last updated 6 August 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

Mon 8/9

21:30-08:45

1 stop21h 45m

Chicago O'Hare Intl

Tue 30/9

13:55-20:35

1 stop20h 10m

₹ 79,913

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

Mon 8/9

21:30-08:45

1 stop21h 45m

Chicago O'Hare Intl

Tue 30/9

13:55-20:35

1 stop20h 10m

₹ 80,001

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

Tue 9/9

19:30-14:40

2 stops29h 40m

Chicago O'Hare Intl

Tue 30/9

17:10-05:30

2 stops25h 50m

₹ 82,106

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

Mon 8/9

18:00-15:00

2 stops31h 30m

Chicago O'Hare Intl

Tue 30/9

17:10-05:30

2 stops25h 50m

₹ 82,369

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

Mon 8/9

23:45-11:10

2 stops45h 55m

Chicago O'Hare Intl

Wed 5/11

11:00-19:45

1 stop21h 15m

₹ 84,913

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

Sun 7/9

19:25-11:10

2 stops26h 15m

Chicago O'Hare Intl

Thu 6/11

11:00-23:30

1 stop25h 00m

₹ 85,527

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

Mon 8/9

18:00-15:00

2 stops31h 30m

Chicago O'Hare Intl

Tue 30/9

17:10-05:30

2 stops25h 50m

₹ 87,018

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

Sat 20/9

10:05-08:45

2 stops33h 10m

Chicago O'Hare Intl

Sat 27/9

13:55-23:30

2 stops23h 05m

₹ 87,457

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

Sun 21/9

03:50-14:50

1 stop21h 30m

Chicago O'Hare Intl

Mon 29/9

19:20-02:20

1 stop20h 30m

₹ 88,334

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

Thu 18/9

03:50-14:50

1 stop21h 30m

Chicago O'Hare Intl

Fri 26/9

19:20-02:20

1 stop20h 30m

₹ 93,509

Flights are sorted by cheapest return 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 month to fly to Illinois?

In general, April is the cheapest month to fly from Kolkata to Illinois. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around ₹ 90,615. If you aren’t able to travel during the month of April, then book flights to Illinois from Kolkata during June instead. Flights to Illinois in June, while not as cheap as those in April, still average around ₹ 94,738.

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

On average, the least expensive day to fly to Illinois from Kolkata is on a Friday. momondo users have found tickets for Friday departures for as low as ₹ 116,636. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Kolkata to Illinois on a Sunday will generally be more expensive and average around ₹ 137,544. 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 ₹ 116,229 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Kolkata for as low as ₹ 88,159 on momondo.

Can stopping save me money on Kolkata to Illinois flights?

You could potentially save up to 6% 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

Best price found

₹ 41,228

Fastest flight time

20h 40m

Direct flights

None

Airports in Illinois

1 airport
The best one-way flight to Illinois from Kolkata in the past 72 hours is ₹ 41,228. The best return flight deal from Kolkata to Illinois found on momondo in the last 72 hours is ₹ 79,913.
The fastest flight from Kolkata to Illinois takes 20h 40m
There are no direct flights from Kolkata to Illinois. Popular non-direct route for this connection is Kolkata Netaji S. Chandra Airport - Chicago O'Hare Intl Airport.
There is 1 airport near Illinois: Chicago O'Hare Intl (ORD)
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 were last updated today.

  • 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 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 Kolkata Netaji S. Chandra Airport to Illinois.

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

    The required travel and health documents for your Illinois 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 Illinois. We recommend that you seek guidance from your airline or a reliable 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
Qatar AirwaysPriceFrom ₹ 82,209Free CancellationRating
7.4
3,608 reviews
Search Qatar Airways flights
Air IndiaPriceFrom ₹ 82,587Free CancellationRating
5.5
2,929 reviews
Search Air India flights
Etihad AirwaysPriceFrom ₹ 92,892Free CancellationRating
7.4
1,232 reviews
Search Etihad Airways flights

Why use momondo?

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

Finding the right flight to Illinois from Kolkata is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Illinois quick and easy, saving you time and money.

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

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

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Illinois from Kolkata.

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

If you are simply researching potential flights to Illinois, momondo offers a useful price alert feature which will track prices for flights to Illinois from Kolkata and alert you when they change.

An easier way to manage your Illinois trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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Find better results for your trip to Illinois

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Popular flights according to clicks in the last 7 days on momondo
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