Best time to go: what is the RIGHT price for a round-trip flight to Chennai (from: Chicago)

The average price to go to Chennai from Chicago airport is $ 1175 (round trip). However, there are variations depending on the departure month. Thus, it is possible to pay for your plane ticket on average between $ 892 (in september) and $ 1558 (in december), which is a saving of $ 284 or a surplus of $ 383 (compared to the average price) depending on the period you leave.

The analysis of all prices reveals that the most frequent price is between $843 to $896 and it is generally more economical to leave on a wednesday and return on a wednesday 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 Chennai 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-Chennai plane ticket.

How are these data calculated?

We have studied a sample of 53282 airfare prices from previous years for flights to Chennai 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 ($ 892, saving $ 284 compared to the average price over the year which is $ 1175). Conversely, december will be the most expensive ($ 1558).

Flight Chicago-Chennai: when is the best time to go for the best price?

Month Good price* Average price Our opinion
January$ 1041 $ 1195 fair price
February$ 879 $ 1005 good price
March$ 877 $ 1029 good price
April$ 859 $ 970 good price
May$ 888 $ 1029 good price
June$ 1334 $ 1489 high price
July$ 1357 $ 1531 high price
August$ 1195 $ 1397 high price
September$ 777 $ 892 very good price
October$ 801 $ 912 good price
November$ 951 $ 1097 good price
December$ 1308 $ 1558 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 Chennai

Data analysis:

The prices for flights from Chicago to Chennai range from $580 to $1792. 1% of tickets were purchased at the minimum price (from $580 to $633), 1% at the maximum price (from $1739 to $1792). The majority of plane tickets were purchased in the range of $949 to $1001 (7% of tickets).

Cheapest airlines for the Chicago->Chennai flight

There are 14 companies that serve Chicago from Chennai airport: Etihad Airways, Air India, Lufthansa, Qatar Airways, Emirates, Turkish Airlines, United, British Airways, Swiss, Air Canada, Air France, IndiGo, KLM and SriLankan Airlines.

Data analysis:

Of the 53282 flights analyzed in previous years, Etihad Airways was the airline that offered the best fare most often in the flight ticket search results (23% of the time) on the Chicago->Chennai route.

Which day of the week to leave?

Data analysis:

Statistically, Chicago-Chennai flights departing on a wednesday are cheaper than on other days of the week. By choosing a wednesday as your departure date, you can save an average of $66. On the other hand, departing on a saturday may cost you an additional $69.

Which day of the week to come back?

Data analysis:

Statistically, return flights from Chennai to Chicago departing on a wednesday are cheaper than on other days of the week. By choosing a wednesday for your return date, you will save an average of $33. Conversely, departing from Chennai on a friday may cost you an additional $38.


Top prices Chicago-Chennai

Round tripDatesPrice
Chicago → Chennai08-02 to 24-02-2025$ 788 
Chicago → Chennai12-02 to 25-02-2025$ 788 
Chicago → Chennai14-02 to 21-02-2025$ 790 
Chicago → Chennai19-02 to 27-02-2025$ 740 
Chicago → Chennai07-03 to 14-03-2025$ 788 
Chicago → Chennai10-03 to 21-03-2025$ 740 
Chicago → Chennai14-03 to 30-03-2025$ 791 
Chicago → Chennai19-03 to 23-03-2025$ 791 
Chicago → Chennai21-03 to 31-03-2025$ 735 
Chicago → Chennai01-04 to 29-04-2025$ 739 


When to book your flight Chicago - Chennai to get the cheapest price?

Statistically, you will make the biggest savings by buying your plane ticket between 10 to 11 months in advance. However, you may end up paying a high price if you book between 0 to 1 month 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-Chennai flight, it is recommended to book your ticket on a sunday.

How far in advance should I buy my flight?

Data analysis:

To get the cheapest flight ticket from Chicago to Chennai, it is recommended to buy it 10 to 11 months before departure (it is then on average 1050 $, which is a saving of 125 $ compared to the overall average price). On the other hand, if you buy your ticket 0 to 1 month in advance, you will pay the full price (130 $ more than the average price).

Depending on the departure month

The best time to buy your Chicago to Chennai 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

Best time: 7 to 8 months before departure (average price: 1019 $)

Other interesting period(s): 4 to 5 months ($ 1112), 5 to 6 months ($ 1108), 6 to 7 months ($ 1072), 8 to 9 months ($ 1067), 9 to 10 months ($ 1045), 10 to 11 months ($ 1032)

February

Best time: 8 to 9 months before departure (average price: 753 $)

Other interesting period(s): 2 to 3 months ($ 977), 3 to 4 months ($ 947), 4 to 5 months ($ 908), 5 to 6 months ($ 888), 6 to 7 months ($ 894), 7 to 8 months ($ 894), 9 to 10 months ($ 815)

March

Best time: 9 to 10 months before departure (average price: 773 $)

Other interesting period(s): 2 to 3 months ($ 914), 3 to 4 months ($ 945), 4 to 5 months ($ 895), 5 to 6 months ($ 934), 6 to 7 months ($ 848), 7 to 8 months ($ 908), 8 to 9 months ($ 824), 10 to 11 months ($ 910)

April

Best time: 6 to 7 months before departure (average price: 815 $)

Other interesting period(s): 2 to 3 months ($ 952), 3 to 4 months ($ 852), 4 to 5 months ($ 856), 5 to 6 months ($ 841), 7 to 8 months ($ 821), 8 to 9 months ($ 875), 9 to 10 months ($ 867), 10 to 11 months ($ 864)

May

Best time: 5 to 6 months before departure (average price: 867 $)

Other interesting period(s): 4 to 5 months ($ 900), 6 to 7 months ($ 941), 7 to 8 months ($ 898), 8 to 9 months ($ 876), 9 to 10 months ($ 964), 10 to 11 months ($ 932)

June

Best time: 9 to 10 months before departure (average price: 1270 $)

Other interesting period(s): 2 to 3 months ($ 1468), 5 to 6 months ($ 1344), 6 to 7 months ($ 1351), 8 to 9 months ($ 1424), 10 to 11 months ($ 1406)

July

Best time: 10 to 11 months before departure (average price: 1220 $)

Other interesting period(s): 5 to 6 months ($ 1485), 6 to 7 months ($ 1350), 7 to 8 months ($ 1351), 8 to 9 months ($ 1260), 9 to 10 months ($ 1294), 11 to 12 months ($ 1315)

August

Best time: 10 to 11 months before departure (average price: 1005 $)

Other interesting period(s): 2 to 3 months ($ 1387), 3 to 4 months ($ 1345), 4 to 5 months ($ 1286), 5 to 6 months ($ 1370), 6 to 7 months ($ 1301), 7 to 8 months ($ 1244), 8 to 9 months ($ 1182), 9 to 10 months ($ 1114)

September

Best time: 9 to 10 months before departure (average price: 784 $)

Other interesting period(s): 2 to 3 months ($ 856), 3 to 4 months ($ 878), 4 to 5 months ($ 813), 8 to 9 months ($ 833)

October

Best time: 3 to 4 months before departure (average price: 796 $)

Other interesting period(s): 2 to 3 months ($ 862), 4 to 5 months ($ 851), 5 to 6 months ($ 883), 6 to 7 months ($ 875), 8 to 9 months ($ 875)

November

Best time: 4 to 5 months before departure (average price: 914 $)

Other interesting period(s): 2 to 3 months ($ 1073), 3 to 4 months ($ 976), 5 to 6 months ($ 932), 6 to 7 months ($ 969), 7 to 8 months ($ 974), 8 to 9 months ($ 935), 9 to 10 months ($ 1018), 10 to 11 months ($ 926)

December

Best time: 10 to 11 months before departure (average price: 1284 $)

Other interesting period(s): 3 to 4 months ($ 1500), 4 to 5 months ($ 1485), 5 to 6 months ($ 1385), 6 to 7 months ($ 1330), 7 to 8 months ($ 1334), 8 to 9 months ($ 1325), 9 to 10 months ($ 1343)

What day of the week should I book my flight ticket?

Data analysis:

Statistically, sunday is the day when plane tickets for Chicago->Chennai are the cheapest. So, by buying your plane ticket on a sunday, you will save $30. Conversely, by buying it on a thursday, you may end up paying $25 more.



Chicago to Chennai: 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
November 2024$ 1254
$1145 to $1479
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December 2024$ 1596
$1225 to $2530
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January 2025$ 1178
$846 to $1944
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February 2025$ 827
$740 to $994
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March 2025$ 792
$735 to $994
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April 2025$ 976
$736 to $3906
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May 2025$ 919
$850 to $991
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June 2025$ 1405
$1269 to $1595
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July 2025$ 1181
$1060 to $1286
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August 2025$ 1090
$999 to $1151
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September 2025$ 828
$803 to $866
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October 2025$ 1490
$825 to $3416
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Data analysis:

Compared to the average price, january, february, march, may, june, july, august and september are cheaper to travel to Chennai. So it may be interesting to book now to leave during these months!



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