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Cheap flights from Illinois to Kolkata from ₹ 37,254

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 5/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Illinois to Kolkata

Cheap return flights

Enter your travel dates to find the best prices.
Emirates Logo
20:35 - 19:15
ORD
-
CCU
36h 10m
1 stop
Emirates Logo
09:15 - 15:45
CCU
-
ORD
41h 00m
1 stop
₹ 81,392Emirates
Mon, 27 Apr - Tue, 27 Oct
Emirates Logo
20:35 - 00:30
ORD
-
CCU
41h 25m
1 stop
Emirates Logo
09:50 - 15:45
CCU
-
ORD
40h 25m
1 stop
₹ 82,147Emirates
Mon, 13 Apr - Mon, 20 Apr
Etihad Airways Logo
13:00 - 03:10
ORD
-
CCU
27h 40m
1 stop
Etihad Airways Logo
21:30 - 08:35
CCU
-
ORD
21h 35m
1 stop
₹ 82,618Etihad Airways
Sun, 12 Apr - Wed, 6 May
Etihad Airways Logo
21:10 - 03:00
ORD
-
CCU
19h 20m
1 stop
Etihad Airways Logo
21:30 - 15:40
CCU
-
ORD
28h 40m
1 stop
₹ 83,750Etihad Airways
Sun, 6 Sep - Mon, 28 Sep
Etihad Airways Logo
13:00 - 20:30
ORD
-
CCU
21h 00m
1 stop
Etihad Airways Logo
21:30 - 08:35
CCU
-
ORD
21h 35m
1 stop
₹ 84,127Etihad Airways
Sun, 12 Apr - Sun, 10 May
Emirates Logo
20:35 - 08:10
ORD
-
CCU
25h 05m
1 stop
Emirates Logo
09:50 - 15:45
CCU
-
ORD
40h 25m
1 stop
₹ 84,599Emirates
Mon, 20 Apr - Sat, 12 Sep
Multiple Airlines Logo
07:00 - 03:10
STL
-
CCU
33h 40m
2 stops
Multiple Airlines Logo
21:30 - 19:30
CCU
-
STL
32h 30m
2 stops
₹ 88,749Multiple Airlines
Sun, 26 Apr - Sun, 3 May
Multiple Airlines Logo
09:10 - 03:00
STL
-
CCU
31h 20m
2 stops
Multiple Airlines Logo
21:30 - 13:15
CCU
-
STL
26h 15m
2 stops
₹ 90,635Multiple Airlines
Wed, 6 May - Wed, 27 May
Qatar Airways Logo
14:33 - 02:30
STL
-
CCU
25h 27m
2 stops
Qatar Airways Logo
04:00 - 22:19
CCU
-
STL
28h 49m
2 stops
₹ 99,783Qatar Airways
Sun, 26 Apr - Sun, 3 May
Qatar Airways Logo
12:27 - 02:30
STL
-
CCU
27h 33m
2 stops
Qatar Airways Logo
04:00 - 23:59
CCU
-
STL
30h 29m
2 stops
₹ 134,207Qatar Airways
Wed, 13 May - Thu, 13 Aug

Emirates flights from Illinois to Kolkata

Our best Emirates deals on Illinois to Kolkata flight tickets
Emirates
27 Apr
ORD20:35Chicago O'Hare Intl
36h 10m
1 stop
CCU19:15Kolkata Netaji S. Chandra
27 Oct
CCU09:15Kolkata Netaji S. Chandra
41h 00m
1 stop
ORD15:45Chicago O'Hare Intl
₹ 81,392
Emirates
13 Apr
ORD20:35Chicago O'Hare Intl
41h 25m
1 stop
CCU00:30Kolkata Netaji S. Chandra
20 Apr
CCU09:50Kolkata Netaji S. Chandra
40h 25m
1 stop
ORD15:45Chicago O'Hare Intl
₹ 82,147
Emirates
20 Apr
ORD20:35Chicago O'Hare Intl
25h 05m
1 stop
CCU08:10Kolkata Netaji S. Chandra
12 Sept
CCU09:50Kolkata Netaji S. Chandra
40h 25m
1 stop
ORD15:45Chicago O'Hare Intl
₹ 84,599

Etihad Airways flights from Illinois to Kolkata

Our best Etihad Airways deals on Illinois to Kolkata flight tickets
Etihad Airways
2 Apr
ORD13:00Chicago O'Hare Intl
21h 00m
1 stop
CCU20:30Kolkata Netaji S. Chandra
10 Apr
CCU21:30Kolkata Netaji S. Chandra
22h 15m
1 stop
ORD09:15Chicago O'Hare Intl
₹ 80,355
Etihad Airways
12 Apr
ORD13:00Chicago O'Hare Intl
27h 40m
1 stop
CCU03:10Kolkata Netaji S. Chandra
6 May
CCU21:30Kolkata Netaji S. Chandra
21h 35m
1 stop
ORD08:35Chicago O'Hare Intl
₹ 82,618
Etihad Airways
6 Sept
ORD21:10Chicago O'Hare Intl
19h 20m
1 stop
CCU03:00Kolkata Netaji S. Chandra
25 Sept
CCU04:10Kolkata Netaji S. Chandra
22h 00m
1 stop
ORD15:40Chicago O'Hare Intl
₹ 83,750

momondo Fare Finder

 
Customise 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 59,053 searches. Data last updated 31 March 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 return flight

ChicagoKolkata

ORD - CCU

ORDCCU

Chicago O'Hare Intl

Mon 27/4

20:35-19:15

1 stop36h 10m

Kolkata Netaji S. Chandra

Tue 27/10

09:15-15:45

1 stop41h 00m

₹ 81,392

ChicagoKolkata

ORD - CCU

ORDCCU

Chicago O'Hare Intl

Mon 13/4

20:35-00:30

1 stop41h 25m

Kolkata Netaji S. Chandra

Mon 20/4

09:50-15:45

1 stop40h 25m

₹ 82,147

ChicagoKolkata

ORD - CCU

ORDCCU

Chicago O'Hare Intl

Sun 12/4

13:00-03:10

1 stop27h 40m

Kolkata Netaji S. Chandra

Wed 6/5

21:30-08:35

1 stop21h 35m

₹ 82,618

ChicagoKolkata

ORD - CCU

ORDCCU

Chicago O'Hare Intl

Sun 6/9

21:10-03:00

1 stop19h 20m

Kolkata Netaji S. Chandra

Mon 28/9

21:30-15:40

1 stop28h 40m

₹ 83,750
Fastest return journey

ChicagoKolkata

ORD - CCU

ORDCCU

Chicago O'Hare Intl

Sun 12/4

13:00-20:30

1 stop21h 00m

Kolkata Netaji S. Chandra

Sun 10/5

21:30-08:35

1 stop21h 35m

₹ 84,127

ChicagoKolkata

ORD - CCU

ORDCCU

Chicago O'Hare Intl

Mon 20/4

20:35-08:10

1 stop25h 05m

Kolkata Netaji S. Chandra

Sat 12/9

09:50-15:45

1 stop40h 25m

₹ 84,599

St. LouisKolkata

STL - CCU

STLCCU

Lambert-St Louis

Sun 26/4

07:00-03:10

2 stops33h 40m

Kolkata Netaji S. Chandra

Sun 3/5

21:30-19:30

2 stops32h 30m

₹ 88,749

St. LouisKolkata

STL - CCU

STLCCU

Lambert-St Louis

Wed 6/5

09:10-03:00

2 stops31h 20m

Kolkata Netaji S. Chandra

Wed 27/5

21:30-13:15

2 stops26h 15m

₹ 90,635

St. LouisKolkata

STL - CCU

STLCCU

Lambert-St Louis

Sun 26/4

14:33-02:30

2 stops25h 27m

Kolkata Netaji S. Chandra

Sun 3/5

04:00-22:19

2 stops28h 49m

₹ 99,783

St. LouisKolkata

STL - CCU

STLCCU

Lambert-St Louis

Wed 13/5

12:27-02:30

2 stops27h 33m

Kolkata Netaji S. Chandra

Thu 13/8

04:00-23:59

2 stops30h 29m

₹ 134,207

Flights are sorted by cheapest return 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?

If you are unable to visit Kolkata during the month of February, then departing from Illinois during the month September is also very affordable. Most momondo users find prices during this month for around ₹ 76,394.

How far in advance should I book a flight 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 ₹ 104,939 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Kolkata from Illinois for as low as ₹ 89,220 on momondo.

Can stopping save me money on Illinois to Kolkata flights?

You could potentially save up to 42% 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

19h 20m

Direct flights

None
The fastest flight from Illinois to Kolkata takes 19h 20m
There are no direct flights from Illinois to Kolkata. There are no popular flight routes from Illinois to Kolkata.
Search flight deals

  • 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 were last updated today.

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for 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 required travel and health documents for your Kolkata Netaji S. Chandra Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Kolkata Netaji S. Chandra Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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?

All flight searches from Illinois to Kolkata on momondo can be filtered to show those which offer flexible booking policies.

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?

Of course. momondo tracks the price of Illinois to Kolkata flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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