$561 Find Cheap Flights from Kolkata to Illinois - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Kolkata to Illinois departing on 9/28. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Book Cheap Kolkata to Illinois Plane Tickets

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Kolkata to Illinois that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Kolkata to Illinois

Mon, Sep 14 - Wed, Sep 30
Multiple Airlines Logo
4:00 am - 3:05 pm
CCU
-
ORD
21h 35m
1 stop
Multiple Airlines Logo
7:20 pm - 2:30 am
ORD
-
CCU
20h 40m
1 stop
$835Multiple Airlines
Mon, Sep 14 - Wed, Sep 30
Multiple Airlines Logo
4:00 am - 3:05 pm
CCU
-
ORD
21h 35m
1 stop
Multiple Airlines Logo
7:20 pm - 2:30 am
ORD
-
CCU
20h 40m
1 stop
$852Multiple Airlines
Fri, Sep 4 - Sat, Sep 19
Etihad Airways Logo
3:50 am - 3:40 pm
CCU
-
ORD
22h 20m
1 stop
Etihad Airways Logo
2:00 pm - 8:30 pm
ORD
-
CCU
20h 00m
1 stop
$965Etihad Airways
Mon, Sep 21 - Wed, Oct 21
Etihad Airways Logo
9:30 pm - 3:40 pm
CCU
-
ORD
28h 40m
1 stop
Etihad Airways Logo
2:00 pm - 2:55 am
ORD
-
CCU
26h 25m
1 stop
$965Etihad Airways
Mon, Sep 14 - Wed, Sep 30
Multiple Airlines Logo
4:00 am - 3:05 pm
CCU
-
ORD
21h 35m
1 stop
Multiple Airlines Logo
4:43 pm - 2:30 am
ORD
-
CCU
23h 17m
2 stops
$1,072Multiple Airlines
Thu, Sep 24 - Mon, Sep 28
Emirates Logo
9:50 am - 3:45 pm
CCU
-
ORD
40h 25m
1 stop
Emirates Logo
8:35 pm - 7:15 pm
ORD
-
CCU
36h 10m
1 stop
$1,123Emirates
Thu, Sep 24 - Mon, Sep 28
Emirates Logo
9:50 am - 3:45 pm
CCU
-
ORD
40h 25m
1 stop
Emirates Logo
8:35 pm - 7:15 pm
ORD
-
CCU
36h 10m
1 stop
$1,127Emirates
Wed, Sep 9 - Tue, Nov 24
Qatar Airways Logo
4:00 am - 3:05 pm
CCU
-
ORD
21h 35m
1 stop
Qatar Airways Logo
6:50 pm - 1:55 am
ORD
-
CCU
19h 35m
1 stop
$1,172Qatar Airways
Thu, Sep 10 - Tue, Nov 24
Qatar Airways Logo
4:00 am - 3:05 pm
CCU
-
ORD
21h 35m
1 stop
Qatar Airways Logo
6:50 pm - 1:55 am
ORD
-
CCU
19h 35m
1 stop
$1,172Qatar Airways
Sat, Aug 8 - Sat, Aug 29
Air India Logo
10:00 pm - 9:58 pm
CCU
-
ORD
58h 28m
3 stops
Air India Logo
5:27 pm - 9:20 pm
ORD
-
CCU
41h 23m
2 stops
$5,886Air India
Booking Insights

KAYAK's insights & trends for Kolkata to Illinois flights

Get data-powered insights and trends into flights from Kolkata to Illinois to help you find the cheapest flights, the best time to fly and much more.

How much is a round-trip flight from Kolkata to Illinois?

This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from Kolkata to Illinois departing in September.

Flight prices are below average for this route right now.

Flights to Illinois from Kolkata usually cost between $1,237 and $2,033 in September.
The lowest price found in the past 5 days was $835 on Multiple Airlines (Sep 14-Sep 30).

What is the cheapest month to fly from Kolkata to Illinois?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Kolkata to Illinois, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Kolkata to Illinois is December, when tickets cost $926 (return) on average. On the other hand, the most expensive months are August and May, when the average cost of round-trip tickets is $1,431 and $1,386 respectively.

Find deals

Good to know

Low season

September

Cheapest flight

$561
Best time to beat the crowds with an average 15% drop in price.
Most popular time to fly with an average 30% increase in price.
Flight from Kolkata to Chicago

FAQs - booking Illinois flights

  • How does KAYAK find such low prices on flights from Kolkata to Illinois?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Kolkata to Illinois.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Kolkata to Illinois?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Kolkata to Illinois is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Kolkata to Illinois?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Kolkata to Illinois with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Kolkata to Illinois?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Kolkata to Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

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

Information on your arrival and departure airports

Kolkata (CCU)