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$503+ Cheap flights from Kolkata (CCU) to Illinois

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/12. Fares are subject to change and may not be available on all flights or dates of travel.
CCU — ORD
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheap flight deals from Kolkata to Illinois

Keep the following information in mind while searching for Kolkata to Illinois flight deals. Data was last updated July 31, 2025.

Round-trip from

$904
(Gotogate)

One-way from

$503
(Gotogate)

Popular in

August

Cheapest in

April

Average price

$1,229
From Kolkata Netaji S. Chandra to Illinois
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One-way flight from Kolkata Netaji S. Chandra to Illinois
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Highest demand for flights based on searches. 7% potential increase in price ($114 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($66 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Kolkata to Illinois

Cheapest flights from Kolkata to Illinois
Explore the most affordable flight options available from Kolkata to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

This Gotogate deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/109:30 pmCCU - ORD
1 stop21h 45mEtihad Airways
Sun 11/21:10 pmORD - CCU
1 stop19h 20mEtihad Airways
Deal found 7/31$904
This KLM deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1010:30 pmCCU - ORD
2 stops26h 10mKLM
Sun 11/24:25 pmORD - CCU
2 stops27h 15mKLM
Deal found 7/31$908
This Air France deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/97:30 pmCCU - ORD
2 stops29h 40mMultiple Airlines
Tue 9/305:10 pmORD - CCU
2 stops25h 50mMultiple Airlines
Deal found 7/31$936
This Air France deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/146:00 pmCCU - ORD
2 stops31h 30mAir France
Sun 9/215:10 pmORD - CCU
2 stops28h 45mAir France
Deal found 7/31$964
This FlightHub deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/99:20 pmCCU - ORD
1 stop20h 35mAir India
Sun 11/211:00 amORD - CCU
1 stop25h 00mAir India
Deal found 7/31$1,008
This FlightHub deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/109:15 pmCCU - ORD
2 stops31h 10mIndiGo
Sat 11/19:20 pmORD - CCU
2 stops33h 45mIndiGo
Deal found 7/31$1,060
This Qatar Airways deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/93:50 amCCU - ORD
1 stop21h 45mQatar Airways
Sat 11/17:50 pmORD - CCU
1 stop19h 35mQatar Airways
Deal found 7/31$1,067
This Emirates deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/88:45 pmCCU - ORD
1 stop29h 30mEmirates
Thu 2/57:45 pmORD - CCU
1 stop24h 25mEmirates
Deal found 7/31$1,102

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated July 31, 2025.
Use the filters below to find and compare flights from Kolkata to Illinois that are best for you.

Fly from

Kolkata

Fly to

Illinois

Route

Depart

Return

Price

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

Fri 10/10

9:30 pm-8:45 am

1 stop21h 45m

Chicago O'Hare Intl

Sun 11/2

1:10 pm-8:00 pm

1 stop19h 20m

$904

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

Fri 10/10

10:30 pm-2:10 pm

2 stops26h 10m

Chicago O'Hare Intl

Sun 11/2

4:25 pm-7:10 am

2 stops27h 15m

$908

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

Tue 9/9

7:30 pm-2:40 pm

2 stops29h 40m

Chicago O'Hare Intl

Tue 9/30

5:10 pm-5:30 am

2 stops25h 50m

$936

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

Mon 9/8

6:00 pm-3:00 pm

2 stops31h 30m

Chicago O'Hare Intl

Tue 9/30

5:10 pm-8:25 am

2 stops28h 45m

$942

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

Fri 9/12

12:40 pm-4:21 pm

2 stops38h 11m

Chicago O'Hare Intl

Fri 9/19

12:00 pm-7:45 pm

1 stop21h 15m

$1,006

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

Fri 10/10

9:15 pm-5:55 pm

2 stops31h 10m

Chicago O'Hare Intl

Sat 11/1

9:20 pm-5:35 pm

2 stops33h 45m

$1,060

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

Fri 9/12

9:30 pm-8:45 am

1 stop21h 45m

$503

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

Fri 9/12

10:15 am-8:45 am

3 stops33h 00m

$507

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

Mon 8/25

10:15 pm-9:40 am

2 stops45h 55m

$539

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

Wed 9/10

2:25 am-7:25 am

1 stop39h 30m

$559

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

Showing 1-10 of 13 results
1
2

Best time to book a flight from Kolkata to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Kolkata with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Kolkata to Illinois

What is the cheapest month to book a flight from Kolkata to Illinois?

Currently, August is the cheapest month in which you can book a flight from Kolkata to Illinois (average of $245). Flying from Kolkata to Illinois in March is currently the most expensive (average of $321). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CCU to IL?

Find hourly flight availability from Kolkata to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 31, 2025.

When flying from Kolkata to Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from Kolkata to Illinois?

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Illinois. Reviews last updated July 31, 2025.
Read through reviews of airlines operating flights from Kolkata to Illinois, such as Emirates, KLM, and LOT. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.1
Very good
3,300 reviews

Crew

8.3

Entertainment

8.2

Boarding

8.1

Comfort

8.0

Food

7.9

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jun 2025

ATH - EWR

Best flight I taken. Airline stewards were very attentive and creative a very comfortable environment. Food was plentiful, gave a variety for each meal and delicious.
Emirates
8.1
Very good
3,300 reviews
Emirates
8.1
Very good
3,300 reviews

Crew

8.3

Entertainment

8.2

Boarding

8.1

Comfort

8.0

Food

7.9

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jun 2025

ATH - EWR

Best flight I taken. Airline stewards were very attentive and creative a very comfortable environment. Food was plentiful, gave a variety for each meal and delicious.
KLM
7.8
Good
1,383 reviews
Emirates
8.1
Very good
3,300 reviews

Crew

8.3

Entertainment

8.2

Boarding

8.1

Comfort

8.0

Food

7.9

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jun 2025

ATH - EWR

Best flight I taken. Airline stewards were very attentive and creative a very comfortable environment. Food was plentiful, gave a variety for each meal and delicious.
LOT
7.6
Good
1,105 reviews
Emirates
8.1
Very good
3,300 reviews

Crew

8.3

Entertainment

8.2

Boarding

8.1

Comfort

8.0

Food

7.9

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jun 2025

ATH - EWR

Best flight I taken. Airline stewards were very attentive and creative a very comfortable environment. Food was plentiful, gave a variety for each meal and delicious.
Air France
7.5
Good
1,465 reviews
Emirates
8.1
Very good
3,300 reviews

Crew

8.3

Entertainment

8.2

Boarding

8.1

Comfort

8.0

Food

7.9

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jun 2025

ATH - EWR

Best flight I taken. Airline stewards were very attentive and creative a very comfortable environment. Food was plentiful, gave a variety for each meal and delicious.
Qatar Airways
7.4
Good
3,609 reviews
Emirates
8.1
Very good
3,300 reviews

Crew

8.3

Entertainment

8.2

Boarding

8.1

Comfort

8.0

Food

7.9

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jun 2025

ATH - EWR

Best flight I taken. Airline stewards were very attentive and creative a very comfortable environment. Food was plentiful, gave a variety for each meal and delicious.

Related info for your journey

Find useful and relevant information for your journey from Kolkata to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Kolkata to Illinois?

    Most people fly from Kolkata Netaji S. Chandra (CCU) if they book a flight from Kolkata to Illinois. Kolkata Netaji S. Chandra is conveniently located just 8.3 mi from Kolkata’s city center.

  • What are the cheapest airlines to fly from Kolkata to Illinois one-way?

    The cheapest airlines for a one-way flight from Kolkata to Illinois are Etihad Airways ($503), IndiGo ($539), and Qatar Airways ($599).

  • Can I find deals for flights from Kolkata to Illinois that include hotel bookings?

    Yes. In addition to deals on Kolkata to Illinois flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Kolkata to Illinois?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kolkata to Illinois.

  • Can I find deals for business class flights from Kolkata to Illinois?

    Yes. Cheapflights offers flight deals from Kolkata to Illinois by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Kolkata to Illinois?

    Currently, August is the cheapest month in which you can book a flight from Kolkata to Illinois (average of $245). Flying from Kolkata to Illinois in March is currently the most expensive (average of $321). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Kolkata to Illinois

Discover the top 3 airlines that operate flights from Kolkata to Illinois. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
Qatar AirwaysCheapest$907Average$1,234FlexibilityNo cancel feeOn-time68%
Air IndiaCheapest$939Average$1,330FlexibilityNo cancel feeOn-timeN/A
Etihad AirwaysCheapest$1,005Average$1,271FlexibilityNo cancel feeOn-time75%

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