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Cheap flights from Illinois to Kolkata from ₹ 37,455

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 1/2. 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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Cheap return flights

Enter your travel dates to find the best prices.
Qatar Airways Logo
18:50 - 01:55
ORD
-
CCU
19h 35m1 stop
Qatar Airways Logo
03:25 - 14:30
CCU
-
ORD
22h 35m1 stop
₹ 86,763Qatar Airways
Mon, 23 Feb - Sat, 28 Feb
Etihad Airways Logo
14:10 - 20:00
ORD
-
CCU
19h 20m1 stop
Etihad Airways Logo
21:30 - 08:45
CCU
-
ORD
21h 45m1 stop
₹ 86,853Etihad Airways
Sun, 22 Mar - Sun, 5 Apr
Multiple Airlines Logo
20:20 - 17:40
ORD
-
CCU
33h 50m2 stops
Multiple Airlines Logo
07:55 - 07:35
CCU
-
ORD
35h 10m3 stops
₹ 87,215Multiple Airlines
Fri, 30 Jan - Fri, 6 Feb
Multiple Airlines Logo
13:10 - 02:40
ORD
-
CCU
26h 00m1 stop
Multiple Airlines Logo
22:00 - 12:30
CCU
-
ORD
25h 00m2 stops
₹ 87,396Multiple Airlines
Wed, 4 Mar - Sun, 15 Mar
Multiple Airlines Logo
20:20 - 17:40
ORD
-
CCU
33h 50m2 stops
Multiple Airlines Logo
19:00 - 11:30
CCU
-
ORD
52h 00m3 stops
₹ 87,667Multiple Airlines
Sun, 18 Jan - Mon, 2 Feb
Multiple Airlines Logo
13:30 - 04:40
ORD
-
CCU
27h 40m1 stop
Multiple Airlines Logo
08:55 - 07:35
CCU
-
ORD
34h 10m2 stops
₹ 87,758Multiple Airlines
Mon, 26 Jan - Mon, 23 Feb
Air India Logo
13:30 - 23:15
ORD
-
CCU
22h 15m1 stop
Air India Logo
15:55 - 11:30
CCU
-
ORD
31h 05m2 stops
₹ 87,939Air India
Mon, 23 Feb - Sun, 1 Mar
Qatar Airways Logo
10:04 - 01:55
STL
-
CCU
28h 21m2 stops
Qatar Airways Logo
03:25 - 22:05
CCU
-
STL
30h 10m2 stops
₹ 102,867Qatar Airways
Fri, 27 Feb - Mon, 2 Mar
British Airways Logo
14:50 - 07:25
STL
-
CCU
29h 05m3 stops
British Airways Logo
21:30 - 22:44
CCU
-
STL
60h 44m3 stops
₹ 199,038British Airways
Sun, 4 Jan - Sat, 24 Jan
Lufthansa Logo
12:48 - 08:40
STL
-
CCU
32h 22m3 stops
Lufthansa Logo
21:00 - 13:55
CCU
-
STL
28h 25m2 stops
₹ 609,239Lufthansa
Sun, 4 Jan - Sat, 24 Jan

Turkish Airlines flights from Illinois to Kolkata

Our best Turkish Airlines deals on Illinois to Kolkata flight tickets
Turkish Airlines
30 Dec
ORD11:50Chicago O'Hare Intl
37h 20m
2 stops
CCU12:40Kolkata Netaji S. Chandra
26 Jan
CCU22:30Kolkata Netaji S. Chandra
47h 05m
2 stops
ORD10:05Chicago O'Hare Intl
₹ 121,413
Find similar
Turkish Airlines
1 Jan
ORD11:50Chicago O'Hare Intl
37h 20m
2 stops
CCU12:40Kolkata Netaji S. Chandra
16 Jan
CCU22:30Kolkata Netaji S. Chandra
31h 25m
2 stops
ORD18:25Chicago O'Hare Intl
₹ 131,546
Find similar
Turkish Airlines
28 Dec
ORD11:50Chicago O'Hare Intl
37h 05m
2 stops
CCU12:25Kolkata Netaji S. Chandra
11 Jan
CCU21:30Kolkata Netaji S. Chandra
48h 05m
2 stops
ORD10:05Chicago O'Hare Intl
₹ 161,221
Find similar

Emirates flights from Illinois to Kolkata

Our best Emirates deals on Illinois to Kolkata flight tickets
Emirates
25 Feb
ORD19:45Chicago O'Hare Intl
24h 25m
1 stop
CCU07:40Kolkata Netaji S. Chandra
1 Mar
CCU09:15Kolkata Netaji S. Chandra
41h 10m
1 stop
ORD14:55Chicago O'Hare Intl
₹ 92,824
Find similar
Emirates
30 Dec
ORD19:45Chicago O'Hare Intl
24h 25m
1 stop
CCU07:40Kolkata Netaji S. Chandra
25 Jan
CCU01:25Kolkata Netaji S. Chandra
25h 00m
1 stop
ORD14:55Chicago O'Hare Intl
₹ 137,337
Find similar
Emirates
22 Dec
ORD19:45Chicago O'Hare Intl
41h 10m
1 stop
CCU00:25Kolkata Netaji S. Chandra
18 Jan
CCU20:25Kolkata Netaji S. Chandra
30h 00m
1 stop
ORD14:55Chicago O'Hare Intl
₹ 201,029
Find similar

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 18 December 2025.
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

ChicagoKolkata

ORD - CCU

ORDCCU

Chicago O'Hare Intl

Mon 23/2

18:50-01:55

1 stop19h 35m

Kolkata Netaji S. Chandra

Sat 28/2

03:25-14:30

1 stop22h 35m

₹ 86,763

ChicagoKolkata

ORD - CCU

ORDCCU

Chicago O'Hare Intl

Sun 22/3

14:10-20:00

1 stop19h 20m

Kolkata Netaji S. Chandra

Sun 5/4

21:30-08:45

1 stop21h 45m

₹ 86,853

ChicagoKolkata

ORD - CCU

ORDCCU

Chicago O'Hare Intl

Fri 30/1

20:20-17:40

2 stops33h 50m

Kolkata Netaji S. Chandra

Fri 6/2

07:55-07:35

3 stops35h 10m

₹ 87,215

ChicagoKolkata

ORD - CCU

ORDCCU

Chicago O'Hare Intl

Wed 4/3

13:10-02:40

1 stop26h 00m

Kolkata Netaji S. Chandra

Sun 15/3

22:00-12:30

2 stops25h 00m

₹ 87,396

ChicagoKolkata

ORD - CCU

ORDCCU

Chicago O'Hare Intl

Sun 18/1

20:20-17:40

2 stops33h 50m

Kolkata Netaji S. Chandra

Mon 2/2

19:00-11:30

3 stops52h 00m

₹ 87,667

ChicagoKolkata

ORD - CCU

ORDCCU

Chicago O'Hare Intl

Mon 26/1

13:30-04:40

1 stop27h 40m

Kolkata Netaji S. Chandra

Mon 23/2

08:55-07:35

2 stops34h 10m

₹ 87,758

ChicagoKolkata

ORD - CCU

ORDCCU

Chicago O'Hare Intl

Mon 23/2

13:30-23:15

1 stop22h 15m

Kolkata Netaji S. Chandra

Sun 1/3

15:55-11:30

2 stops31h 05m

₹ 87,939

St. LouisKolkata

STL - CCU

STLCCU

Lambert-St Louis

Fri 27/2

10:04-01:55

2 stops28h 21m

Kolkata Netaji S. Chandra

Mon 2/3

03:25-22:05

2 stops30h 10m

₹ 102,867

St. LouisKolkata

STL - CCU

STLCCU

Lambert-St Louis

Sun 4/1

14:50-07:25

3 stops29h 05m

Kolkata Netaji S. Chandra

Sat 24/1

21:30-22:44

3 stops60h 44m

₹ 199,038

St. LouisKolkata

STL - CCU

STLCCU

Lambert-St Louis

Sun 4/1

12:48-08:40

3 stops32h 22m

Kolkata Netaji S. Chandra

Sat 24/1

21:00-13:55

2 stops28h 25m

₹ 609,239

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 March, then departing from Illinois during the month September is also very affordable. Most momondo users find prices during this month for around ₹ 79,254.

What is the cheapest day to depart on your flight to Kolkata?

The cheapest day to depart on your flight to Kolkata is on a Sunday when prices can be found for as low as ₹ 82,673. This is often the case because there is less demand to fly during this day of the week. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Illinois to Kolkata for around ₹ 155,611.

What is the cheapest time of day to depart on your flight to Kolkata?

According to our data, the cheapest time of day to fly to Kolkata is in the afternoon. momondo users have found flights departing from Illinois to Kolkata in the afternoon for as low as ₹ 82,407. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the evening is when there is more demand to fly to Kolkata, so prices are often more expensive at around ₹ 167,280 per ticket.

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 ₹ 99,263 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 ₹ 81,515 on momondo.

Can stopping save me money on Illinois to Kolkata flights?

You could potentially save up to 11% 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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