Statistics on Chicago-Kolkata flights: what is the right price and when to buy your plane ticket?
Best time to go: what is the RIGHT price for a round-trip flight to Kolkata (from: Chicago)
The average price to go to Kolkata from Chicago airport is $ 1282 (round trip). However, there are variations depending on the departure month. Thus, it is possible to pay for your plane ticket on average between $ 956 (in september) and $ 1851 (in december), which is a saving of $ 326 or a surplus of $ 570 (compared to the average price) depending on the period you leave.
The analysis of all prices reveals that the most frequent price is between $918 to $972 and it is generally more economical to leave on a tuesday and return on a monday on a flight with 1 or more layovers.
Be careful, the cheapest months may correspond to unfavorable weather periods . Check out our page best time to go to Kolkata before booking your flight.
If you want to know when to book your flight at the best price, go straight to the second part of this page: When to buy your Chicago-Kolkata plane ticket.
How are these data calculated?
We have studied a sample of 8468 airfare prices from previous years for flights to Kolkata from Chicago and can thus establish precise and credible price variation trends based on different parameters. Of course, prices can vary from year to year, but the seasonal aspect of this data (recurrence of school holidays, events... from year to year) makes these statistics quite reliable.
Average price depending on the departure month
Data analysis:
By leaving in september, the price of the plane ticket will statistically be the cheapest ($ 956, saving $ 326 compared to the average price over the year which is $ 1282). Conversely, december will be the most expensive ($ 1851).
Flight Chicago-Kolkata: when is the best time to go for the best price?
| Month | Good price* | Average price | Our opinion |
|---|---|---|---|
| January | $ 1121 | $ 1357 | fair price |
| February | $ 916 | $ 1082 | good price |
| March | $ 882 | $ 1082 | good price |
| April | $ 932 | $ 1052 | good price |
| May | $ 924 | $ 1081 | good price |
| June | $ 1381 | $ 1511 | fair price |
| July | $ 1320 | $ 1500 | fair price |
| August | $ 1256 | $ 1492 | fair price |
| September | $ 840 | $ 956 the cheapest | very good price |
| October | $ 944 | $ 1115 | good price |
| November | $ 1077 | $ 1287 | fair price |
| December | $ 1533 | $ 1851 the most expensive | very high price |
*great price to buy your plane ticket: if you see this price or cheaper during your flight search, go for it and buy it!
Price breakdown to travel from Chicago to Kolkata
Data analysis:
The prices for flights from Chicago to Kolkata range from $702 to $1997. 2% of tickets were purchased at the minimum price (from $702 to $756), 1% at the maximum price (from $1943 to $1997). The majority of plane tickets were purchased in the range of $918 to $972 (8% of tickets).
Cheapest airlines for the Chicago->Kolkata flight
There are 12 companies that serve Chicago from Kolkata airport: Etihad Airways, Air India, Lufthansa, Swiss, Qatar Airways, Emirates, IndiGo, United, Air Canada, Turkish Airlines, Spirit Airlines and jetBlue.
Data analysis:
Of the 8468 flights analyzed in previous years, Etihad Airways was the airline that offered the best fare most often in the flight ticket search results (15% of the time) on the Chicago->Kolkata route.
Which day of the week to leave?
Data analysis:
Statistically, Chicago-Kolkata flights departing on a tuesday are cheaper than on other days of the week. By choosing a tuesday as your departure date, you can save an average of $59. On the other hand, departing on a friday may cost you an additional $45.
Which day of the week to come back?
Data analysis:
Statistically, return flights from Kolkata to Chicago departing on a monday are cheaper than on other days of the week. By choosing a monday for your return date, you will save an average of $62. Conversely, departing from Kolkata on a friday may cost you an additional $91.
Top prices Chicago-Kolkata
| Round trip | Dates | Price | |
|---|---|---|---|
| Chicago → Kolkata | 02-04 to 16-04-2025 | $ 864 | layover flight with Air India |
| Chicago → Kolkata | 06-04 to 13-04-2025 | $ 985 | layover flight with Air India |
| Chicago → Kolkata | 10-04 to 29-04-2025 | $ 927 | layover flight with Air India |
| Chicago → Kolkata | 12-04 to 27-04-2025 | $ 992 | layover flight with Etihad Airways |
| Chicago → Kolkata | 01-05 to 14-05-2025 | $ 1023 | layover flight with IndiGo |
| Chicago → Kolkata | 14-05 to 21-05-2025 | $ 1005 | layover flight with Air India |
| Chicago → Kolkata | 15-05 to 22-05-2025 | $ 1020 | layover flight with Air India |
| Chicago → Kolkata | 10-07 to 20-07-2025 | $ 1079 | layover flight with IndiGo |
| Chicago → Kolkata | 11-09 to 27-09-2025 | $ 1001 | layover flight with Qatar Airways |
| Chicago → Kolkata | 06-11 to 27-11-2025 | $ 927 | layover flight with Air India |
When to book your flight Chicago - Kolkata to get the cheapest price?
Statistically, you will make the biggest savings by buying your plane ticket between 5 to 6 months in advance. However, you may end up paying a high price if you book between 11 to 12 months in advance.
Did you know: the price of plane tickets not only varies depending on how far in advance you book, but also on the day of the week you book! So, to maximize your chances of getting the best price for a Chicago-Kolkata flight, it is recommended to book your ticket on a saturday.
How far in advance should I buy my flight?
Data analysis:
To get the cheapest flight ticket from Chicago to Kolkata, it is recommended to buy it 5 to 6 months before departure (it is then on average 1109 $, which is a saving of 173 $ compared to the overall average price). On the other hand, if you buy your ticket 11 to 12 months in advance, you will pay the full price (263 $ more than the average price).
Depending on the departure month
The best time to buy your Chicago to Kolkata flight ticket may vary depending on your departure month. Therefore, we offer you statistics on when to book your flight month by month.
| Departure on... | How far in advance should I book? |
|---|---|
| January | - |
| February | Best time: 3 to 4 months before departure (average price: 910 $) Other interesting period(s): 1 to 2 months ($ 1033), 4 to 5 months ($ 997) |
| March | Best time: 4 to 5 months before departure (average price: 822 $) Other interesting period(s): 1 to 2 months ($ 1043), 2 to 3 months ($ 980), 3 to 4 months ($ 975), 5 to 6 months ($ 834), 6 to 7 months ($ 839) |
| April | Best time: 1 to 2 months before departure (average price: 1033 $) |
| May | Best time: 4 to 5 months before departure (average price: 910 $) Other interesting period(s): 2 to 3 months ($ 1004), 3 to 4 months ($ 1051) |
| June | Best time: 1 to 2 months before departure (average price: 1453 $) |
| July | Best time: 1 to 2 months before departure (average price: 1451 $) |
| August | Best time: 1 to 2 months before departure (average price: 1350 $) Other interesting period(s): 2 to 3 months ($ 1450) |
| September | Best time: 1 to 2 months before departure (average price: 930 $) |
| October | Best time: 3 to 4 months before departure (average price: 961 $) Other interesting period(s): 0 to 1 month ($ 1099), 1 to 2 months ($ 1074), 4 to 5 months ($ 992) |
| November | Best time: 3 to 4 months before departure (average price: 1147 $) Other interesting period(s): 1 to 2 months ($ 1268), 2 to 3 months ($ 1232) |
| December | Best time: 6 to 7 months before departure (average price: 1707 $) Other interesting period(s): 1 to 2 months ($ 1832), 3 to 4 months ($ 1773), 4 to 5 months ($ 1718) |
What day of the week should I book my flight ticket?
Data analysis:
Statistically, saturday is the day when plane tickets for Chicago->Kolkata are the cheapest. So, by buying your plane ticket on a saturday, you will save $27. Conversely, by buying it on a monday, you may end up paying $33 more.
Chicago to Kolkata: flight price when booking today
Information: this data is not statistics but comes from real prices collected less than 7 days ago. Some months may not be available as we do not have enough data for them.
| Month | Current price | Our opinion | |
|---|---|---|---|
| April 2025 | $ 1093 $927 to $1300 | high price | Find a flight |
| May 2025 | $ 1094 $930 to $1426 | high price | Find a flight |
| June 2025 | $ 1139 $1102 to $1176 | very good price | Find a flight |
| July 2025 | $ 1079 $1079 to $1079 | very good price | Find a flight |
| August 2025 | $ 1169 $1169 to $1169 | very good price | Find a flight |
| September 2025 | $ 1001 $1001 to $1001 | high price | Find a flight |
| November 2025 | $ 927 $927 to $927 | very good price | Find a flight |
| December 2025 | $ 1423 $1423 to $1423 | very good price | Find a flight |
Data analysis:
Compared to the average price, june, july, august, november and december are cheaper to travel to Kolkata. So it may be interesting to book now to leave during these months!