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Cheap flights from Illinois to Kolkata from $471

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Kolkata departing on 8/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Illinois to Kolkata

Cheap round-trip flights

Enter your travel dates to find the best prices.
Emirates Logo
8:35 pm - 7:15 pm
ORD
-
CCU
36h 10m
1 stop
Emirates Logo
9:15 am - 3:45 pm
CCU
-
ORD
41h 00m
1 stop
$947Emirates
Mon, Aug 24 - Wed, Oct 28
Emirates Logo
8:35 pm - 7:15 pm
ORD
-
CCU
36h 10m
1 stop
Emirates Logo
9:15 am - 2:55 pm
CCU
-
ORD
41h 10m
1 stop
$948Emirates
Mon, Sep 14 - Mon, Nov 9
Air India Logo
1:10 pm - 8:20 pm
ORD
-
CCU
20h 40m
1 stop
Air India Logo
10:00 pm - 11:10 am
CCU
-
ORD
23h 40m
2 stops
$953Air India
Mon, Aug 24 - Tue, Sep 15
Emirates Logo
8:35 pm - 8:10 am
ORD
-
CCU
25h 05m
1 stop
Emirates Logo
9:50 am - 3:45 pm
CCU
-
ORD
40h 25m
1 stop
$955Emirates
Tue, Aug 18 - Tue, Oct 6
Etihad Airways Logo
2:00 pm - 8:30 pm
ORD
-
CCU
20h 00m
1 stop
Etihad Airways Logo
4:10 am - 3:40 pm
CCU
-
ORD
22h 00m
1 stop
$987Etihad Airways
Thu, Aug 27 - Tue, Sep 15
Etihad Airways Logo
9:10 pm - 8:30 pm
ORD
-
CCU
36h 50m
1 stop
Etihad Airways Logo
3:35 am - 7:55 am
CCU
-
ORD
39h 50m
1 stop
$992Etihad Airways
Wed, Sep 30 - Mon, Mar 8
Multiple Airlines Logo
9:39 am - 3:00 am
STL
-
CCU
30h 51m
2 stops
Multiple Airlines Logo
9:30 pm - 5:22 pm
CCU
-
STL
30h 22m
2 stops
$1,091Multiple Airlines
Thu, Jul 9 - Wed, Jul 22
Qatar Airways Logo
9:46 am - 2:30 am
STL
-
CCU
30h 14m
2 stops
Qatar Airways Logo
4:00 am - 11:12 pm
CCU
-
STL
29h 42m
2 stops
$1,101Qatar Airways
Sun, Sep 13 - Thu, Sep 17
Qatar Airways Logo
10:14 am - 2:30 am
STL
-
CCU
29h 46m
2 stops
Qatar Airways Logo
4:00 am - 7:46 pm
CCU
-
STL
26h 16m
2 stops
$1,227Qatar Airways
Sun, Sep 13 - Thu, Sep 17
Multiple Airlines Logo
3:55 pm - 2:30 am
STL
-
CCU
24h 05m
2 stops
Multiple Airlines Logo
4:00 am - 10:12 pm
CCU
-
STL
28h 42m
2 stops
$1,274Multiple Airlines
Sat, Jun 27 - Sat, Jul 4

Qatar Airways flights from Illinois to Kolkata

Our best Qatar Airways deals on Illinois to Kolkata flight tickets
Qatar Airways
Aug 27
ORD7:20 pmChicago O'Hare Intl
20h 40m
1 stop
CCU2:30 amKolkata Netaji S. Chandra
Sep 9
CCU4:00 amKolkata Netaji S. Chandra
21h 35m
1 stop
ORD3:05 pmChicago O'Hare Intl
$1,026
Qatar Airways
Oct 21
ORD7:20 pmChicago O'Hare Intl
20h 40m
1 stop
CCU2:30 amKolkata Netaji S. Chandra
Mar 7
CCU3:25 amKolkata Netaji S. Chandra
22h 35m
1 stop
ORD2:30 pmChicago O'Hare Intl
$1,035
Qatar Airways
Aug 30
ORD7:20 pmChicago O'Hare Intl
20h 40m
1 stop
CCU2:30 amKolkata Netaji S. Chandra
Sep 17
CCU4:00 amKolkata Netaji S. Chandra
21h 35m
1 stop
ORD3:05 pmChicago O'Hare Intl
$1,069

Emirates flights from Illinois to Kolkata

Our best Emirates deals on Illinois to Kolkata flight tickets
Emirates
Aug 24
ORD8:35 pmChicago O'Hare Intl
36h 10m
1 stop
CCU7:15 pmKolkata Netaji S. Chandra
Oct 28
CCU9:15 amKolkata Netaji S. Chandra
41h 00m
1 stop
ORD3:45 pmChicago O'Hare Intl
$947
Emirates
Sep 14
ORD8:35 pmChicago O'Hare Intl
36h 10m
1 stop
CCU7:15 pmKolkata Netaji S. Chandra
Nov 9
CCU9:15 amKolkata Netaji S. Chandra
41h 10m
1 stop
ORD2:55 pmChicago O'Hare Intl
$948
Emirates
Aug 18
ORD8:35 pmChicago O'Hare Intl
25h 05m
1 stop
CCU8:10 amKolkata Netaji S. Chandra
Oct 6
CCU9:50 amKolkata Netaji S. Chandra
40h 25m
1 stop
ORD3:45 pmChicago O'Hare Intl
$955

momondo Fare Finder

 
Customize your flight search to find flights from Illinois to Kolkata 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, momondo users made 832,500 searches. Data last updated May 17, 2026.
Use the filters below to find and compare flights from Illinois to Kolkata that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoKolkata

ORD - CCU

ORDCCU

Chicago O'Hare Intl

Mon 8/24

8:35 pm-7:15 pm

1 stop36h 10m

Kolkata Netaji S. Chandra

Wed 10/28

9:15 am-3:45 pm

1 stop41h 00m

$947

ChicagoKolkata

ORD - CCU

ORDCCU

Chicago O'Hare Intl

Mon 9/14

8:35 pm-7:15 pm

1 stop36h 10m

Kolkata Netaji S. Chandra

Mon 11/9

9:15 am-2:55 pm

1 stop41h 10m

$948

ChicagoKolkata

ORD - CCU

ORDCCU

Chicago O'Hare Intl

Mon 8/24

1:10 pm-8:20 pm

1 stop20h 40m

Kolkata Netaji S. Chandra

Tue 9/15

10:00 pm-11:10 am

2 stops23h 40m

$953

ChicagoKolkata

ORD - CCU

ORDCCU

Chicago O'Hare Intl

Tue 8/18

8:35 pm-8:10 am

1 stop25h 05m

Kolkata Netaji S. Chandra

Tue 10/6

9:50 am-3:45 pm

1 stop40h 25m

$955
Quickest round-trip

ChicagoKolkata

ORD - CCU

ORDCCU

Chicago O'Hare Intl

Thu 8/27

2:00 pm-8:30 pm

1 stop20h 00m

Kolkata Netaji S. Chandra

Tue 9/15

4:10 am-3:40 pm

1 stop22h 00m

$987

ChicagoKolkata

ORD - CCU

ORDCCU

Chicago O'Hare Intl

Wed 9/30

9:10 pm-8:30 pm

1 stop36h 50m

Kolkata Netaji S. Chandra

Mon 3/8

3:35 am-7:55 am

1 stop39h 50m

$992

St. LouisKolkata

STL - CCU

STLCCU

Lambert-St Louis

Thu 7/9

9:39 am-3:00 am

2 stops30h 51m

Kolkata Netaji S. Chandra

Wed 7/22

9:30 pm-5:22 pm

2 stops30h 22m

$1,091

St. LouisKolkata

STL - CCU

STLCCU

Lambert-St Louis

Sun 9/13

9:46 am-2:30 am

2 stops30h 14m

Kolkata Netaji S. Chandra

Thu 9/17

4:00 am-11:12 pm

2 stops29h 42m

$1,101

St. LouisKolkata

STL - CCU

STLCCU

Lambert-St Louis

Sun 9/13

10:14 am-2:30 am

2 stops29h 46m

Kolkata Netaji S. Chandra

Thu 9/17

4:00 am-7:46 pm

2 stops26h 16m

$1,227

St. LouisKolkata

STL - CCU

STLCCU

Lambert-St Louis

Sat 6/27

3:55 pm-2:30 am

2 stops24h 05m

Kolkata Netaji S. Chandra

Sat 7/4

4:00 am-10:12 pm

2 stops28h 42m

$1,274

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Kolkata from

How to get the cheapest flight ticket from Illinois to Kolkata

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

What is the cheapest month to fly to Kolkata?

The month of August is, on average, the cheapest month to fly to Kolkata from Illinois, with most prices found around $516. If you aren’t able to travel during the month of August, then book flights to Kolkata from Illinois during May instead. Flights to Kolkata in May, while not as cheap as those in August, still average around $679.

What is the cheapest Illinois to Kolkata Netaji S. Chandra flight route?

Fly from Chicago O'Hare Intl to Kolkata Netaji S. Chandra for the best Illinois - Kolkata Netaji S. Chandra flight prices

How far in advance should I book a flight from Illinois to Kolkata?

You are more likely to see cheaper flights to Kolkata from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Kolkata for around $1,115 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Kolkata from Illinois for as low as $958 on momondo.

Can stopping save me money on Illinois to Kolkata flights?

You could potentially save up to 13% on your flight if you consider stops on a Illinois to Kolkata flight.

Cheap Illinois to Kolkata flight deals and tips

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

Fastest flight time

20h 00m

Direct flights

None
The fastest flight from Illinois to Kolkata takes 20h 00m
There are no direct flights from Illinois to Kolkata. There are no popular flight routes from Illinois to Kolkata.
Search flight deals

Frequently asked questions about flying from Illinois to Kolkata

  • When did momondo last update prices for flights from Illinois to Kolkata Netaji S. Chandra Airport?

    Prices for flights from Illinois to Kolkata Netaji S. Chandra Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Illinois to Kolkata Netaji S. Chandra Airport?

  • How old do you have to be to fly from Illinois to Kolkata Netaji S. Chandra Airport?

    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 Illinois to Kolkata Netaji S. Chandra Airport.

  • What documentation or ID do you need to fly to Kolkata Netaji S. Chandra Airport?

    The travel and health documents you'll need for your trip to Kolkata Netaji S. Chandra Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Kolkata Netaji S. Chandra Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Illinois to Kolkata

Compare and see reviews for airlines that fly from Illinois to Kolkata with momondo
Airline
Rating
Free Cancellation
Price
Air IndiaPriceFrom $727Free CancellationRating
5.5
2,957 reviews
Search Air India flights
IndiGoPriceFrom $843Free CancellationRating
6.8
559 reviews
Search IndiGo flights
EmiratesPriceFrom $887Free CancellationRating
8.1
3,571 reviews
Search Emirates flights
Etihad AirwaysPriceFrom $904Free CancellationRating
7.3
1,439 reviews
Search Etihad Airways flights
Qatar AirwaysPriceFrom $932Free CancellationRating
7.4
3,725 reviews
Search Qatar Airways flights
SWISSPriceFrom $1,070Free CancellationRating
7.5
1,946 reviews
Search SWISS flights

Why use momondo?

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

Finding the right flight to Kolkata from Illinois is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Kolkata quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Kolkata from Illinois with this policy.

How can momondo help me find flights from Illinois to Kolkata?

Once all potential Illinois to Kolkata flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to Kolkata from Illinois. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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