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 37% 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?

IndiGo, Air India, and Etihad Airways 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 October 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.

₹ 40,375 Cheap Flights from West Bengal to Illinois in 2025/26

1 adult

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Find the cheapest flights from West Bengal to Illinois

Round-trip

One-way

Cheap return flights

Enter your travel dates to find the best prices.

19:30 - 15:10CCU-ORD

31h 10m2 stops

17:20 - 09:55ORD-CCU

29h 05m2 stops

₹ 71,610Air France

Find Deal

Tue, 23 Dec - Wed, 7 Jan

19:05 - 15:00CCU-ORD

30h 25m2 stops

17:20 - 07:50ORD-CCU

27h 00m2 stops

₹ 71,699Air France

Find Deal

Tue, 14 Oct - Sun, 9 Nov

18:30 - 15:10CCU-ORD

32h 10m2 stops

17:20 - 08:55ORD-CCU

28h 05m2 stops

₹ 71,788KLM

Find Deal

Wed, 24 Dec - Thu, 8 Jan

19:30 - 15:10CCU-ORD

31h 10m2 stops

17:20 - 08:55ORD-CCU

28h 05m2 stops

₹ 71,876Multiple Airlines

Find Deal

Tue, 23 Dec - Thu, 8 Jan

03:35 - 07:35CCU-ORD

39h 30m1 stop

14:00 - 02:50ORD-CCU

26h 20m1 stop

₹ 84,388Etihad Airways

Find Deal

Mon, 23 Feb - Wed, 13 May

03:35 - 07:35CCU-ORD

39h 30m1 stop

14:00 - 20:20ORD-CCU

19h 50m1 stop

₹ 86,340Etihad Airways

Find Deal

Thu, 26 Feb - Thu, 14 May

21:20 - 11:30CCU-ORD

25h 40m2 stops

12:00 - 00:10ORD-CCU

25h 40m1 stop

₹ 89,801Air India

Find Deal

Sat, 6 Dec - Sat, 6 Jun

16:15 - 11:30CCU-ORD

30h 45m2 stops

12:00 - 15:05ORD-CCU

40h 35m1 stop

₹ 93,173Air India

Find Deal

Sat, 6 Dec - Sat, 9 May

03:25 - 14:30CCU-ORD

22h 35m1 stop

19:20 - 02:20ORD-CCU

20h 30m1 stop

₹ 98,053Qatar Airways

Find Deal

Thu, 4 Dec - Tue, 5 May

03:25 - 22:03CCU-ORD

30h 08m2 stops

18:50 - 01:55ORD-CCU

19h 35m1 stop

₹ 99,651Qatar Airways

Find Deal

Tue, 23 Dec - Thu, 8 Jan

Air France flights from West Bengal to Illinois

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

Air France

23 Dec

CCU19:30Kolkata Netaji S. Chandra

31h 10m

2 stops

ORD15:10Chicago O'Hare Intl

7 Jan

ORD17:20Chicago O'Hare Intl

29h 05m

2 stops

CCU09:55Kolkata Netaji S. Chandra

₹ 71,610

Find similar

Air France

14 Oct

CCU19:05Kolkata Netaji S. Chandra

30h 25m

2 stops

ORD15:00Chicago O'Hare Intl

9 Nov

ORD17:20Chicago O'Hare Intl

27h 00m

2 stops

CCU07:50Kolkata Netaji S. Chandra

₹ 71,699

Find similar

Air France

23 Dec

CCU19:30Kolkata Netaji S. Chandra

31h 10m

2 stops

ORD15:10Chicago O'Hare Intl

7 Jan

ORD17:20Chicago O'Hare Intl

27h 00m

2 stops

CCU07:50Kolkata Netaji S. Chandra

₹ 75,514

Find similar

Etihad Airways flights from West Bengal to Illinois

Our best Etihad Airways deals on West Bengal to Illinois flight tickets

Etihad Airways

23 Feb

CCU03:35Kolkata Netaji S. Chandra

39h 30m

1 stop

ORD07:35Chicago O'Hare Intl

13 May

ORD14:00Chicago O'Hare Intl

26h 20m

1 stop

CCU02:50Kolkata Netaji S. Chandra

₹ 84,388

Find similar

Etihad Airways

26 Feb

CCU03:35Kolkata Netaji S. Chandra

39h 30m

1 stop

ORD07:35Chicago O'Hare Intl

14 May

ORD14:00Chicago O'Hare Intl

19h 50m

1 stop

CCU20:20Kolkata Netaji S. Chandra

₹ 86,340

Find similar

Etihad Airways

24 Oct

CCU21:30Kolkata Netaji S. Chandra

21h 45m

1 stop

ORD08:45Chicago O'Hare Intl

30 Oct

ORD14:10Chicago O'Hare Intl

26h 00m

1 stop

CCU02:40Kolkata Netaji S. Chandra

₹ 87,228

Find similar

Fly from

Fly to

Route

Depart

Return

Price

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

Tue 23/12

19:30-15:10

2 stops31h 10m

Chicago O'Hare Intl

Wed 7/1

17:20-09:55

2 stops29h 05m

₹ 71,610

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

Tue 14/10

19:05-15:00

2 stops30h 25m

Chicago O'Hare Intl

Sun 9/11

17:20-07:50

2 stops27h 00m

₹ 71,699

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

Wed 24/12

18:30-15:10

2 stops32h 10m

Chicago O'Hare Intl

Thu 8/1

17:20-08:55

2 stops28h 05m

₹ 71,788

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

Tue 23/12

19:30-15:10

2 stops31h 10m

Chicago O'Hare Intl

Thu 8/1

17:20-08:55

2 stops28h 05m

₹ 71,876

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

Mon 23/2

03:35-07:35

1 stop39h 30m

Chicago O'Hare Intl

Wed 13/5

14:00-02:50

1 stop26h 20m

₹ 84,388

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

Thu 26/2

03:35-07:35

1 stop39h 30m

Chicago O'Hare Intl

Thu 14/5

14:00-20:20

1 stop19h 50m

₹ 86,340

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

Sat 6/12

21:20-11:30

2 stops25h 40m

Chicago O'Hare Intl

Sat 6/6

12:00-00:10

1 stop25h 40m

₹ 89,801

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

Sat 6/12

16:15-11:30

2 stops30h 45m

Chicago O'Hare Intl

Sat 9/5

12:00-15:05

1 stop40h 35m

₹ 93,173

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

Thu 4/12

03:25-14:30

1 stop22h 35m

Chicago O'Hare Intl

Tue 5/5

19:20-02:20

1 stop20h 30m

₹ 98,053

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

Tue 23/12

03:25-22:03

2 stops30h 08m

Chicago O'Hare Intl

Thu 8/1

18:50-01:55

1 stop19h 35m

₹ 99,651

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 ₹ 91,664. 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 ₹ 95,835.

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 ₹ 117,987. 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 ₹ 139,137. 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 ₹ 113,043 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 ₹ 89,180 on momondo.

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

You could potentially save up to 9% 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 October 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 ₹ 83,162	Free Cancellation	Rating 7.4 3,643 reviews	Search Qatar Airways flights
Air India	PriceFrom ₹ 83,543	Free Cancellation	Rating 5.5 2,935 reviews	Search Air India flights
Etihad Airways	PriceFrom ₹ 87,591	Free Cancellation	Rating 7.4 1,268 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.