Which airlines fly to Illinois?

Qatar Airways, Air India and Etihad Airways are the top three most popular airlines that fly to Illinois from West Bengal according to our data. Qatar Airways is the first choice among our users, with 40% of people opting to fly with this airline when travelling to Illinois. Keep in mind that there are 3 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 West Bengal to Illinois?

Air India, Etihad Airways, and IndiGo are the most popular carriers operating from West Bengal to Illinois

When did momondo last update prices for flights from West Bengal to Illinois?

Prices for flights from West Bengal to Illinois are refreshed on a daily basis.

How many operators does momondo search for flights from West Bengal to Illinois?

The number of operators available for flights from West Bengal to Illinois is 3 as of August 2025.

How old do you have to be to fly from West Bengal 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 West Bengal to Illinois.

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

The travel and health documents required for your trip to Illinois can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Illinois. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

₹ 41,087 Cheap Flights from West Bengal to Illinois in 2025

1 adult

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Find the cheapest flights from West Bengal to Illinois

Round-trip

One-way

Last minute

Cheap return flights

19:05 - 15:00CCU-ORD

30h 25m2 stops

17:10 - 05:30ORD-CCU

25h 50m2 stops

₹ 70,510Air France

Find Deal

Mon, 8 Sep - Tue, 30 Sep

19:05 - 15:00CCU-ORD

30h 25m2 stops

17:10 - 08:25ORD-CCU

28h 45m2 stops

₹ 70,597Air France

Find Deal

Tue, 9 Sep - Tue, 30 Sep

23:45 - 11:10CCU-ORD

45h 55m2 stops

11:00 - 23:30ORD-CCU

25h 00m1 stop

₹ 74,079Air India

Find Deal

Mon, 8 Sep - Wed, 4 Mar

19:05 - 15:00CCU-ORD

30h 25m2 stops

17:10 - 05:30ORD-CCU

25h 50m2 stops

₹ 74,427

Find Deal

Tue, 9 Sep - Tue, 30 Sep

19:05 - 15:00CCU-ORD

30h 25m2 stops

17:10 - 05:30ORD-CCU

25h 50m2 stops

₹ 79,128Air France

Find Deal

Mon, 8 Sep - Tue, 30 Sep

15:15 - 11:10CCU-ORD

54h 25m3 stops

11:00 - 19:45ORD-CCU

21h 15m1 stop

₹ 82,610Air India

Find Deal

Mon, 8 Sep - Wed, 4 Mar

21:30 - 08:45CCU-ORD

21h 45m1 stop

13:55 - 20:35ORD-CCU

20h 10m1 stop

₹ 83,567Etihad Airways

Find Deal

Sun, 12 Oct - Fri, 17 Oct

21:30 - 08:45CCU-ORD

21h 45m1 stop

13:55 - 20:35ORD-CCU

20h 10m1 stop

₹ 84,177Etihad Airways

Find Deal

Wed, 1 Oct - Fri, 10 Oct

21:30 - 08:45CCU-ORD

21h 45m1 stop

11:00 - 20:30ORD-CCU

22h 00m1 stop

₹ 86,527

Find Deal

Mon, 8 Sep - Wed, 4 Mar

03:50 - 14:50CCU-ORD

21h 30m1 stop

13:36 - 02:20ORD-CCU

50h 14m2 stops

₹ 99,758Qatar Airways

Find Deal

Thu, 2 Oct - Fri, 10 Oct

Air India flights from West Bengal to Illinois

Our best Air India deals on West Bengal to Illinois flight tickets

Air India

8 Sept

CCU23:45Kolkata Netaji S. Chandra

45h 55m

2 stops

ORD11:10Chicago O'Hare Intl

4 Mar

ORD11:00Chicago O'Hare Intl

25h 00m

1 stop

CCU23:30Kolkata Netaji S. Chandra

₹ 74,079

Find similar

Air India

8 Sept

CCU15:15Kolkata Netaji S. Chandra

54h 25m

3 stops

ORD11:10Chicago O'Hare Intl

4 Mar

ORD11:00Chicago O'Hare Intl

21h 15m

1 stop

CCU19:45Kolkata Netaji S. Chandra

₹ 82,610

Find similar

Air India

8 Sept

CCU23:45Kolkata Netaji S. Chandra

42h 35m

1 stop

ORD07:50Chicago O'Hare Intl

4 Mar

ORD11:00Chicago O'Hare Intl

34h 30m

1 stop

CCU09:00Kolkata Netaji S. Chandra

₹ 84,438

Find similar

IndiGo flights from West Bengal to Illinois

Our best IndiGo deals on West Bengal to Illinois flight tickets

IndiGo

8 Sept

CCU02:00Kolkata Netaji S. Chandra

26h 25m

2 stops

ORD17:55Chicago O'Hare Intl

30 Sept

ORD19:50Chicago O'Hare Intl

35h 30m

2 stops

CCU17:50Kolkata Netaji S. Chandra

₹ 80,869

Find similar

IndiGo

8 Sept

CCU02:00Kolkata Netaji S. Chandra

26h 25m

2 stops

ORD17:55Chicago O'Hare Intl

30 Sept

ORD19:50Chicago O'Hare Intl

35h 30m

2 stops

CCU17:50Kolkata Netaji S. Chandra

₹ 82,087

Find similar

IndiGo

3 Oct

CCU22:30Kolkata Netaji S. Chandra

29h 55m

2 stops

ORD17:55Chicago O'Hare Intl

10 Oct

ORD11:25Chicago O'Hare Intl

36h 50m

2 stops

CCU10:45Kolkata Netaji S. Chandra

₹ 91,750

Find similar

Fly from

Fly to

Route

Depart

Return

Price

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

Mon 8/9

19:05-15:00

2 stops30h 25m

Chicago O'Hare Intl

Tue 30/9

17:10-05:30

2 stops25h 50m

₹ 70,510

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

Tue 9/9

19:05-15:00

2 stops30h 25m

Chicago O'Hare Intl

Tue 30/9

17:10-08:25

2 stops28h 45m

₹ 70,597

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

Mon 8/9

23:45-11:10

2 stops45h 55m

Chicago O'Hare Intl

Wed 4/3

11:00-23:30

1 stop25h 00m

₹ 74,079

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

Tue 9/9

19:05-15:00

2 stops30h 25m

Chicago O'Hare Intl

Tue 30/9

17:10-05:30

2 stops25h 50m

₹ 74,427

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

Mon 8/9

19:05-15:00

2 stops30h 25m

Chicago O'Hare Intl

Tue 30/9

17:10-05:30

2 stops25h 50m

₹ 79,128

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

Mon 8/9

15:15-11:10

3 stops54h 25m

Chicago O'Hare Intl

Wed 4/3

11:00-19:45

1 stop21h 15m

₹ 82,610

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

Sun 12/10

21:30-08:45

1 stop21h 45m

Chicago O'Hare Intl

Fri 17/10

13:55-20:35

1 stop20h 10m

₹ 83,567

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

Wed 1/10

21:30-08:45

1 stop21h 45m

Chicago O'Hare Intl

Fri 10/10

13:55-20:35

1 stop20h 10m

₹ 84,177

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

Mon 8/9

21:30-08:45

1 stop21h 45m

Chicago O'Hare Intl

Wed 4/3

11:00-20:30

1 stop22h 00m

₹ 86,527

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

Thu 2/10

03:50-14:50

1 stop21h 30m

Chicago O'Hare Intl

Fri 10/10

13:36-02:20

2 stops50h 14m

₹ 99,758

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from West Bengal 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?

In general, April is the cheapest month to fly from West Bengal to Illinois. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around ₹ 89,922. If you aren’t able to travel during the month of April, then book flights to Illinois from West Bengal during June instead. Flights to Illinois in June, while not as cheap as those in April, still average around ₹ 94,013.

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

On average, the least expensive day to fly to Illinois from West Bengal is on a Friday. momondo users have found tickets for Friday departures for as low as ₹ 115,744. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from West Bengal to Illinois on a Sunday will generally be more expensive and average around ₹ 136,492. 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 West Bengal when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around ₹ 112,910 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 West Bengal for as low as ₹ 87,484 on momondo.

Can stopping save me money on West Bengal to Illinois flights?

You could potentially save up to 10% on your flight if you consider stops on a West Bengal to Illinois flight.

Cheap West Bengal to Illinois flight deals and tips

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

Direct flights	None

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

Search flight deals

When did momondo last update prices for flights from West Bengal to Illinois?
Prices for flights from West Bengal to Illinois are refreshed on a daily basis.
How many operators does momondo search for flights from West Bengal to Illinois?
The number of operators available for flights from West Bengal to Illinois is 3 as of August 2025.
How old do you have to be to fly from West Bengal 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 West Bengal to Illinois.
What documentation or ID do you need to fly to Illinois?
The travel and health documents required for your trip to Illinois can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Illinois. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from West Bengal to Illinois

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

Airline	Rating	Free Cancellation	Price
Qatar Airways	PriceFrom ₹ 81,581	Free Cancellation	Rating 7.4 3,611 reviews	Search Qatar Airways flights
Air India	PriceFrom ₹ 81,955	Free Cancellation	Rating 5.5 2,929 reviews	Search Air India flights
Etihad Airways	PriceFrom ₹ 87,182	Free Cancellation	Rating 7.4 1,233 reviews	Search Etihad Airways flights

Why use momondo?

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

It is quick and easy to find West Bengal to Illinois flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Illinois that suits you.

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

Yes. momondo allows you to filter the results for West Bengal to Illinois flights to just show those with flexible booking policies.

How can momondo help me find flights from West Bengal 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 West Bengal.

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

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