Cheap Flights from Chicago, IL to Kolkata from $433

Return flight: Kolkata – Chicago
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On Cheapflightsplus.com you will find 962 connecting flights from Chicago to Kolkata. You can compare airfare deals from 34 airlines and multiple travel sites from $433, book and save on cheap plane tickets and last minute offers. Also check out CHI-CCU flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip Chicago to Kolkata Flight Deals

To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights». To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight. Cheapest flights in November: $433 (one-way), $743 (round-trip).
Direct flights
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Best Flights from Chicago to Kolkata Today

Take a look at the list of non stop flights and flights with layovers from Chicago to Kolkata with the lowest price of $433. Take a look at the list of flights with layovers from Chicago to Kolkata from $433. There’re no direct flights. The fastest connecting flight – 19h 35m.
Price Departure Arrival Flight Duration Airline Flight
from $442
Find flight
12:00
Chicago
O'Hare International
 18:05+1 день
Kolkata
Netaji Subhas Chandra Bose
 19h 35m
layover
2h 50m - New Delhi
 Air India
AI126
AI2737
from $606
Find flight
19:20
Chicago
O'Hare International
 02:20+2 дня
Kolkata
Netaji Subhas Chandra Bose
 20h 30m
layover
1h 55m - Doha
 Qatar Airways
QR726
QR540
from $433
Find flight
23:45
Chicago
O'Hare International
 21:00+2 дня
Kolkata
Netaji Subhas Chandra Bose
 34h 45m
layover
2h 10m - Istanbul
13h 10m - Mumbai
 IndiGo
6E4036
6E18
6E5086
from $453
Find flight
16:50
Chicago
O'Hare International
 09:00+2 дня
Kolkata
Netaji Subhas Chandra Bose
 29h 40m
layover
6h 45m - Amsterdam
4h 50m - New Delhi
 KLM
KL612
KL871
AI2535
Show all tickets
*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on September 18, 2025
Full flight schedule will help you in detecting at what time planes fly from Chicago to Kolkata. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.
Departure Arrival Flight Details Flight Duration Price
12:00 — 18:05
+1 day
12:00 — 12:55 AI126 Air India
Chicago — New Delhi
2h 50m stop
15:45 — 18:05 AI2737 Air India
New Delhi — Kolkata
19h 35m
including layover
Find flight
from$442
16:50 — 09:00
+2 days
16:20 — 07:05 KL612 KLM
Chicago — Amsterdam
6h 45m stop
14:20 — 01:55 KL871 KLM
Amsterdam — New Delhi
4h 50m stop
06:45 — 09:00 AI2535 Air India
New Delhi — Kolkata
29h 40m
including layover
Find flight
from$453
16:50 — 09:45
+2 days
16:20 — 07:05 KL612 KLM
Chicago — Amsterdam
6h 45m stop
14:20 — 01:55 KL871 KLM
Amsterdam — New Delhi
5h 35m stop
07:30 — 09:45 AI2705 Air India
New Delhi — Kolkata
30h 25m
including layover
Find flight
from$453
16:50 — 11:55
+2 days
16:20 — 07:05 KL612 KLM
Chicago — Amsterdam
6h 45m stop
14:20 — 01:55 KL871 KLM
Amsterdam — New Delhi
7h 45m stop
09:40 — 11:55 AI2764 Air India
New Delhi — Kolkata
32h 35m
including layover
Find flight
from$453
16:50 — 07:30
+2 days
16:20 — 07:05 KL612 KLM
Chicago — Amsterdam
6h 45m stop
14:20 — 01:55 KL871 KLM
Amsterdam — New Delhi
3h 20m stop
05:15 — 07:30 6E2037 IndiGo
New Delhi — Kolkata
28h 10m
including layover
Find flight
from$461
16:50 — 09:20
+2 days
16:20 — 07:05 KL612 KLM
Chicago — Amsterdam
6h 45m stop
14:20 — 01:55 KL871 KLM
Amsterdam — New Delhi
5h 5m stop
07:00 — 09:20 6E219 IndiGo
New Delhi — Kolkata
30h
including layover
Find flight
from$461
16:50 — 10:45
+2 days
16:50 — 07:35 KL612 KLM
Chicago — Amsterdam
6h 45m stop
14:20 — 01:55 KL871 KLM
Amsterdam — New Delhi
6h 35m stop
08:30 — 10:45 6E513 IndiGo
New Delhi — Kolkata
31h 25m
including layover
Find flight
from$467
17:10 — 09:00
+2 days
17:10 — 08:10 AF137 Air France
Chicago — Paris
2h 40m stop
10:50 — 22:50 AF226 Air France
Paris — New Delhi
7h 55m stop
06:45 — 09:00 AI2535 Air India
New Delhi — Kolkata
29h 20m
including layover
Find flight
from$462
17:10 — 09:45
+2 days
17:10 — 08:10 AF137 Air France
Chicago — Paris
2h 40m stop
10:50 — 22:50 AF226 Air France
Paris — New Delhi
8h 40m stop
07:30 — 09:45 AI2705 Air India
New Delhi — Kolkata
30h 5m
including layover
Find flight
from$462
17:10 — 11:55
+2 days
17:10 — 08:10 AF137 Air France
Chicago — Paris
2h 40m stop
10:50 — 22:50 AF226 Air France
Paris — New Delhi
10h 50m stop
09:40 — 11:55 AI2764 Air India
New Delhi — Kolkata
32h 15m
including layover
Find flight
from$462
17:10 — 21:10
+2 days
17:10 — 08:10 AF137 Air France
Chicago — Paris
2h 10m stop
10:20 — 23:45 AF194 Air France
Paris — Bangalore
18h 45m stop
18:30 — 21:10 6E676 IndiGo
Bangalore — Kolkata
41h 30m
including layover
Find flight
from$467
19:50 — 13:45
+2 days
19:50 — 14:40 6E4032 IndiGo
Chicago — Istanbul
4h 40m stop
19:20 — 05:00 6E12 IndiGo
Istanbul — New Delhi
6h 30m stop
11:30 — 13:45 6E5154 IndiGo
New Delhi — Kolkata
31h 25m
including layover
Find flight
from$463
19:50 — 10:45
+2 days
19:50 — 14:40 6E4032 IndiGo
Chicago — Istanbul
4h 40m stop
19:20 — 05:00 6E12 IndiGo
Istanbul — New Delhi
3h 30m stop
08:30 — 10:45 6E513 IndiGo
New Delhi — Kolkata
28h 25m
including layover
Find flight
from$468
19:50 — 12:15
+2 days
19:50 — 14:40 6E4032 IndiGo
Chicago — Istanbul
4h 40m stop
19:20 — 05:00 6E12 IndiGo
Istanbul — New Delhi
5h stop
09:55 — 12:15 6E2625 IndiGo
New Delhi — Kolkata
29h 55m
including layover
Find flight
from$468
23:45 — 21:00
+2 days
23:45 — 18:05 6E4036 IndiGo
Chicago — Istanbul
2h 10m stop
20:15 — 05:05 6E18 IndiGo
Istanbul — Mumbai
13h 10m stop
18:15 — 21:00 6E5086 IndiGo
Mumbai — Kolkata
34h 45m
including layover
Find flight
from$433
*Departure and arrival times - local. Updated on September 18, 2025

Flight Information

Below we will explain in detail what the flights cost on the destination from Chicago to Kolkata depends on and how to choose the most interesting flight option for you.

Distance between Chicago and Kolkata is 12827 miles. Time difference between the cities is 11h30 minutes. Airplanes depart 01:05 to 23:45 from 7 Chicago airports and arrive 01:05 to 23:45 to 1 Kolkata airport. Average flight time is 32h 49m.

  • The fastest flight 19h 35m
  • Average flight time 32h 49m
  • The earliest flight 01:05
  • The latest flight 23:45
  • Distance 7971 ml

The cheapest months to travel to Kolkata are august (from 432 $), september (from 442 $), october (from 467 $).

The most expensive months are december (from 2 006 $), november (from 1 009 $), january (from 838 $).

What is the lowest airfare Chicago to Kolkata?

The cheapest plane ticket found by our users is $433. This airfare is for economy class on one-way 6E4036 flight by IndiGo for August 27, 2025 which leaves O'Hare International in Chicago at 23:45 am and arrives at Kolkata Netaji Subhas Chandra Bose at 21:00.

Economy class
$433
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Business class
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First class
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Popular Airlines on the Route

The flight Chicago — Kolkata is served by 34 regular airlines and 5 low-cost airlines. Most of the flights on this route are operated by Japan Airlines - JAL - 27 departures per week at the price of from $ 877 . And the most expensive tickets are offered by SWISS International Air Lines airline - from $ 11465.

Direct flights

There’re no direct flights on this route. Try flights with stops.

Connecting Flights

There are 962 flights with layovers on the route. The fastest connecting flight is AI126 by Air India takes 19h 35m and the cheapest is 6E4036 by IndiGo for $433.

  • JL - Japan Airlines - JAL
    from $877
    Find
  • LO - LOT
    from $868
    Find
  • JU - Air Serbia
    from $1278
    Find
  • LX - SWISS International Air Lines
    from $585
    Find
  • UA - United Airlines
    from $760
    Find
  • 6E - IndiGo
    from $433
    Find
  • IB - Iberia
    from $918
    Find
  • KE - Korean Air
    from $586
    Find
  • MH - Malaysia Airlines
    from $1149
    Find
  • SQ - Singapore Airlines
    from $1028
    Find
  • KL - KLM
    from $453
    Find
  • QR - Qatar Airways
    from $509
    Find
See more connecting flights

Airports

You can fly from Chicago to Kolkata from 7 airports (O'Hare International, Midway, Dupage County, Chicago FSS, Merrill C Meigs (closed), Pal-Waukee, Chicago NAS).

Chicago airports

  • O'Hare International-ORD
    from $433
    Find
  • Midway-MDW
    from $571
    Find
  • Dupage County-DPA
    Find
  • Chicago FSS-CHI
    Find
  • Merrill C Meigs (closed)-CGX
    Find
  • Pal-Waukee-PWK
    Find
  • Chicago NAS-NOH
    Find

Kolkata airports

  • Netaji Subhas Chandra Bose-CCU
    Find

Airplanes

There are flights to Kolkata from Chicago by 34 airlines that use 0 aircraft brands. They range from huge modern airplanes to small-sized.

Top Domestic Destinations from Chicago

You may also consider searching for discounted plane tickets to some other popular places from Chicago within United States.

Top International Destinations from Chicago

Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.

How to book a plane ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

    To find a plane ticket, please select dates.

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