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$458+ 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 2/4. Fares are subject to change and may not be available on all flights or dates of travel.
CCU — ORD
dic. 12 — dic. 191
vie. 12/12
vie. 12/19
1 adult, Economy
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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 noviembre 12, 2025.

This Air France deal was found by Cheapflights users on 11/10. 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.
mar. 12/238:45 pmCCU - ORD
2 stops29h 55mMultiple Airlines
jue. 1/85:20 pmORD - CCU
2 stops29h 05mMultiple Airlines
Deal found 11/10$807
This KLM deal was found by Cheapflights users on 11/11. 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.
mar. 12/239:30 pmCCU - ORD
2 stops29h 10mKLM
mié. 1/74:25 pmORD - CCU
2 stops27h 15mKLM
Deal found 11/11$808
This oojo deal was found by Cheapflights users on 11/11. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/183:35 amCCU - ORD
1 stop39h 30mEtihad Airways
jue. 4/302:00 pmORD - CCU
1 stop26h 20mEtihad Airways
Deal found 11/11$935
This Mytrip deal was found by Cheapflights users on 11/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/183:35 amCCU - ORD
1 stop39h 30mMultiple Airlines
jue. 4/3012:00 pmORD - CCU
2 stops26h 15mMultiple Airlines
Deal found 11/11$948
This Flightnetwork deal was found by Cheapflights users on 11/10. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/238:55 pmCCU - ORD
1 stop22h 10mEtihad Airways
jue. 1/81:10 pmORD - CCU
1 stop19h 20mEtihad Airways
Deal found 11/10$1,003
This Indian Eagle deal was found by Cheapflights users on 11/10. 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 Indian Eagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/195:00 amCCU - ORD
3 stops66h 00mAir India
jue. 4/3012:00 pmORD - CCU
1 stop19h 55mAir India
Deal found 11/10$1,005
This EaseMyTrip deal was found by Cheapflights users on 11/10. 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 EaseMyTrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/238:55 pmCCU - ORD
1 stop22h 10mEtihad Airways
mié. 1/71:10 pmORD - CCU
1 stop26h 00mEtihad Airways
Deal found 11/10$1,030
This Vakatrip deal was found by Cheapflights users on 11/11. 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 Vakatrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/238:30 amCCU - ORD
2 stops38h 30mAir India
mié. 1/71:30 pmORD - CCU
1 stop23h 15mAir India
Deal found 11/11$1,035

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 noviembre 12, 2025.

Round-trip from

$807
(Air France)

One-way from

$458
(Kiwi.com)

Popular in

December

Cheapest in

June

Average price

$1,298
From Kolkata Netaji S. Chandra to Illinois
Search Deals
One-way flight from Kolkata Netaji S. Chandra to Illinois
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($190 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($30 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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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 noviembre 12, 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

mar. 12/23

8:45 pm-3:10 pm

2 stops29h 55m

Chicago O'Hare Intl

mié. 1/7

4:25 pm-7:45 am

2 stops27h 50m

$808

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

mar. 3/31

12:30 am-7:25 am

1 stop41h 25m

Chicago O'Hare Intl

mié. 4/29

3:15 pm-11:15 pm

2 stops45h 30m

$833

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

mié. 4/15

7:00 am-7:25 am

1 stop34h 55m

Chicago O'Hare Intl

dom. 4/19

12:00 pm-6:25 pm

1 stop19h 55m

$900

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

mar. 4/14

8:30 pm-7:25 am

1 stop21h 25m

Chicago O'Hare Intl

mar. 6/16

12:00 pm-7:45 pm

1 stop21h 15m

$934

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

jue. 12/18

3:35 am-7:35 am

1 stop39h 30m

Chicago O'Hare Intl

jue. 4/30

12:00 pm-12:45 am

2 stops26h 15m

$948

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

lun. 5/4

12:30 am-7:25 am

1 stop41h 25m

Chicago O'Hare Intl

jue. 6/18

12:00 pm-6:25 pm

1 stop19h 55m

$987

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

jue. 12/4

6:30 pm-6:25 pm

2 stops35h 25m

$466

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

mar. 2/3

11:00 pm-12:57 pm

3 stops49h 27m

$467

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

dom. 2/8

10:35 pm-10:37 pm

3 stops35h 32m

$468

KolkataChicago

CCU - ORD

CCUORD

Kolkata Netaji S. Chandra

mar. 12/23

6:40 pm-6:25 pm

3 stops35h 15m

$479

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/11

Showing 1-10 of 15 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, December is the cheapest month in which you can book a flight from Kolkata to Illinois (average of $799). Flying from Kolkata to Illinois in January is currently the most expensive (average of $1,385). 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 noviembre 12, 2025.

When flying from Kolkata to Illinois, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 64% versus a flight in the afternoon.

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 noviembre 12, 2025.
Read through reviews of airlines operating flights from Kolkata to Illinois, such as Qatar Airways, Etihad Airways, and Air India. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Qatar Airways
7.4
Good
3,661 reviews

Comfort

7.4

Entertainment

7.4

Food

7.3

Boarding

7.5

Overall

7.4

Crew

7.9

Reviews

1 / 20
6.0
Good

preeti,Jan 2025

DOH - PHL

Can improve a lot from food to crew training to entertainment etc.
Qatar Airways
7.4
Good
3,661 reviews
Qatar Airways
7.4
Good
3,661 reviews

Comfort

7.4

Entertainment

7.4

Food

7.3

Boarding

7.5

Overall

7.4

Crew

7.9

Reviews

1 / 20
6.0
Good

preeti,Jan 2025

DOH - PHL

Can improve a lot from food to crew training to entertainment etc.
Etihad Airways
7.4
Good
1,289 reviews
Qatar Airways
7.4
Good
3,661 reviews

Comfort

7.4

Entertainment

7.4

Food

7.3

Boarding

7.5

Overall

7.4

Crew

7.9

Reviews

1 / 20
6.0
Good

preeti,Jan 2025

DOH - PHL

Can improve a lot from food to crew training to entertainment etc.
Air India
5.5
Fair
2,940 reviews
Qatar Airways
7.4
Good
3,661 reviews

Comfort

7.4

Entertainment

7.4

Food

7.3

Boarding

7.5

Overall

7.4

Crew

7.9

Reviews

1 / 20
6.0
Good

preeti,Jan 2025

DOH - PHL

Can improve a lot from food to crew training to entertainment etc.

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.

  • How long is the flight from Kolkata to Illinois?

    Airlines like KLM and Air India fly from Kolkata to Illinois in about 29h 55m. The time it takes to get you to your destination can typically vary by up to 11h 30m. The distance from Kolkata to Illinois is about 7959 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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, December is the cheapest month in which you can book a flight from Kolkata to Illinois (average of $799). Flying from Kolkata to Illinois in January is currently the most expensive (average of $1,385). 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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Alternative routes for Kolkata to Illinois

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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 noviembre 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Qatar AirwaysCheapest$907Average$1,274FlexibilityNo cancel feeOn-time68%
Air IndiaCheapest$943Average$1,325FlexibilityNo cancel feeOn-timeN/A
Etihad AirwaysCheapest$958Average$1,223FlexibilityNo cancel feeOn-time75%

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