$593 Find Cheap Flights from Chennai to Illinois - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Chennai to Illinois departing on 9/14. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Book Cheap Chennai to Illinois Plane Tickets

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Chennai to Illinois that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Chennai to Illinois

Tue, Oct 6 - Sat, Feb 6
Qatar Airways Logo
4:20 am - 3:05 pmMAA  Chennai-ORD Chicago O'Hare Intl
21h 15m1 stop Doha Hamad Intl
Qatar Airways Logo
8:00 am - 2:30 amORD  Chicago O'Hare Intl-MAA Chennai
31h 00m2 stops Seattle/Tacoma Intl Doha Hamad Intl
$1,036Qatar Airways
Tue, Sep 22 - Sat, Sep 26
Etihad Airways Logo
4:05 am - 3:40 pmMAA  Chennai-ORD Chicago O'Hare Intl
22h 05m1 stop Abu Dhabi Zayed Intl
Etihad Airways Logo
2:00 pm - 2:50 amORD  Chicago O'Hare Intl-MAA Chennai
26h 20m1 stop Abu Dhabi Zayed Intl
$1,036Etihad Airways
Tue, Sep 22 - Tue, Sep 29
Emirates Logo
10:05 pm - 3:45 pmMAA  Chennai-ORD Chicago O'Hare Intl
28h 10m1 stop Dubai Intl
Emirates Logo
8:35 pm - 8:30 pmORD  Chicago O'Hare Intl-MAA Chennai
37h 25m1 stop Dubai Intl
$1,037Emirates
Tue, Sep 22 - Sat, Sep 26
Etihad Airways Logo
4:05 am - 3:40 pmMAA  Chennai-ORD Chicago O'Hare Intl
22h 05m1 stop Abu Dhabi Zayed Intl
Etihad Airways Logo
2:00 pm - 2:50 amORD  Chicago O'Hare Intl-MAA Chennai
26h 20m1 stop Abu Dhabi Zayed Intl
$1,037Etihad Airways
Mon, Nov 9 - Fri, May 7
Qatar Airways Logo
4:05 am - 5:40 amMAA  Chennai-ORD Chicago O'Hare Intl
37h 05m2 stops Doha Hamad Intl Seattle/Tacoma Intl
Qatar Airways Logo
7:20 pm - 2:50 amORD  Chicago O'Hare Intl-MAA Chennai
21h 00m1 stop Doha Hamad Intl
$1,041Qatar Airways
Fri, Dec 11 - Thu, Jan 14
Oman Air Logo
7:20 am - 3:05 pmMAA  Chennai-ORD Chicago O'Hare Intl
43h 15m2 stops Muscat Seeb Amman Queen Alia Intl
Oman Air Logo
6:50 pm - 6:40 amORD  Chicago O'Hare Intl-MAA Chennai
24h 20m2 stops Doha Hamad Intl Muscat Seeb
$1,042Oman Air
Fri, Oct 9 - Mon, Oct 26
British Airways Logo
5:35 am - 5:00 amMAA  Chennai-ORD Chicago O'Hare Intl
33h 55m2 stops London Heathrow Los Angeles
British Airways Logo
10:50 pm - 5:35 amORD  Chicago O'Hare Intl-MAA Chennai
20h 15m1 stop London Heathrow
$1,047British Airways
Thu, Oct 8 - Thu, Dec 3
Emirates Logo
10:05 pm - 3:45 pmMAA  Chennai-ORD Chicago O'Hare Intl
28h 10m1 stop Dubai Intl
Emirates Logo
7:45 pm - 8:10 pmORD  Chicago O'Hare Intl-MAA Chennai
36h 55m1 stop Dubai Intl
$1,076Emirates
Thu, Feb 4 - Mon, Feb 8
British Airways Logo
7:35 am - 10:44 pmMAA  Chennai-STL Lambert-St Louis
50h 39m2 stops London Heathrow Philadelphia
British Airways Logo
5:27 pm - 5:35 amSTL  Lambert-St Louis-MAA Chennai
48h 38m2 stops Chicago O'Hare Intl London Heathrow
$1,089British Airways
Mon, Sep 21 - Sun, Oct 11
Multiple Airlines Logo
4:20 am - 11:00 amMAA  Chennai-MDW Chicago Midway
41h 10m2 stops Doha Hamad Intl Toronto Pearson Intl
Multiple Airlines Logo
11:45 am - 2:50 amMDW  Chicago Midway-MAA Chennai
28h 35m2 stops Toronto Island Doha Hamad Intl
$1,638Multiple Airlines
Booking Insights

KAYAK's insights & trends for Chennai to Illinois flights

Get data-powered insights and trends into flights from Chennai to Illinois to help you find the cheapest flights, the best time to fly and much more.

How much is a round-trip flight from Chennai to Illinois?

This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from Chennai to Illinois departing in September.

Flight prices are below average for this route right now.

Flights to Illinois from Chennai usually cost between $1,220 and $1,465 in September.
The lowest price found in the past 5 days was $1,036 on Etihad Airways (Sep 22-Sep 26).

What is the cheapest time of day to fly to Illinois?

The average price for all round-trip flights from Chennai to Illinois depending on the time of departure, clicked by users on KAYAK in the last 2 weeks.

The cheapest time of day to fly to Illinois is generally at night, when round-trip flights cost $1,183 on average. The most expensive time of day to fly to Illinois is generally at night, which is peak travel time and where the average cost of a ticket is $1,183.

What is the cheapest month to fly from Chennai to Illinois?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Chennai to Illinois, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Chennai to Illinois is October, when tickets cost $910 (return) on average. On the other hand, the most expensive months are August and July, when the average cost of round-trip tickets is $1,341 and $1,081 respectively.

How far in advance should I book a flight from Chennai to Illinois?

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from Chennai to Illinois, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price on the flight from Chennai to Illinois, you should book around 3 weeks before departure, which saves you about 62% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 12 weeks before departure.

Find deals

Good to know

Low season

January

Cheapest flight

$593
Best time to beat the crowds but there is an average 29% increase in price.
Most popular time to fly and prices are also 2% lower on average.
Flight from Chennai to St. Louis

FAQs - booking Illinois flights

  • How does KAYAK find such low prices on flights from Chennai to Illinois?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Chennai to Illinois.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Chennai to Illinois?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Chennai to Illinois is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Chennai to Illinois?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Chennai to Illinois with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Chennai to Illinois?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Chennai to Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Chennai to Illinois

Information on your arrival and departure airports

Chennai (MAA)