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

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 Illinois to Chennai. Visit our flight page for the latest deals!>/a>

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

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

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

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 to Chennai with an airline and back to Illinois with another airline. Visit our flight page for the latest deals!>/a>

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

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 to Chennai from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$352 CHEAP FLIGHTS from Illinois to Chennai

MAA

KAYAK searches hundreds of travel sites at once for deals on flights to Chennai

...and more

Travelers love KAYAK

41,299,237 searches in the past 7 days on KAYAK

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Track pricesNot ready to book? Create a price alert for when prices drop.

Bundle and saveSave money when you bundle your flight + hotel.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Cheapest round-trip

$740

Overall average: $903

Etihad Airways

Thu 3/26Thu 4/30

ORD - MAA • 1 stop

Cheapest one-way

$352

Typical prices: $391-$603

Etihad Airways

Wed 3/4

ORD - MAA • 1 stop

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to Chennai!

Flight Deals

Cheap Flights from Illinois to Chennai

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Illinois to Chennai

Thu, Mar 26 - Thu, Apr 30

2:10 pm - 3:10 pm

ORD

MAA

38h 30m

1 stop

10:15 am - 8:35 am

MAA

ORD

32h 50m

1 stop

$740Etihad Airways

Mon, Feb 23 - Wed, Mar 4

1:10 pm - 8:10 am

ORD

MAA

31h 30m

1 stop

10:00 am - 7:35 am

MAA

ORD

33h 05m

1 stop

$745Etihad Airways

Sun, Mar 1 - Thu, Mar 12

1:10 pm - 7:55 pm

ORD

MAA

19h 15m

1 stop

3:25 pm - 8:35 am

MAA

ORD

27h 40m

1 stop

$751Etihad Airways

Sat, Apr 4 - Wed, Apr 22

5:55 pm - 8:45 am

ORD

MAA

28h 20m

2 stops

1:55 am - 12:55 pm

MAA

ORD

21h 30m

1 stop

$752Lufthansa

Wed, Feb 25 - Thu, Mar 19

1:30 pm - 12:30 am

ORD

MAA

23h 30m

1 stop

4:20 pm - 12:30 pm

MAA

ORD

30h 40m

2 stops

$753Air India

Thu, Feb 26 - Thu, Mar 5

6:00 pm - 8:45 am

ORD

MAA

27h 15m

2 stops

1:50 am - 1:25 pm

MAA

ORD

23h 05m

1 stop

$756Lufthansa

Wed, Feb 25 - Wed, Mar 11

4:05 pm - 2:30 am

STL

MAA

22h 55m

2 stops

4:05 am - 11:58 pm

MAA

STL

30h 23m

2 stops

$959Multiple Airlines

Wed, Feb 25 - Wed, Mar 11

6:06 am - 8:10 am

STL

MAA

38h 34m

2 stops

10:00 am - 5:53 pm

MAA

STL

42h 23m

2 stops

$972Multiple Airlines

Sun, Mar 1 - Sun, Mar 15

2:00 pm - 2:30 am

STL

MAA

25h 00m

2 stops

3:40 am - 11:44 pm

MAA

STL

30h 34m

2 stops

$973Qatar Airways

Tue, Feb 24 - Tue, Mar 10

10:37 am - 2:35 am

STL

MAA

28h 28m

2 stops

4:05 am - 11:44 pm

MAA

STL

30h 09m

2 stops

$974Qatar Airways

Useful Info

Low season	September
High season	June
Cheapest flight	$352

Best time to beat the crowds with an average 12% drop in price.

Most popular time to fly with an average 25% increase in price.

Flight from Chicago O'Hare Airport to Chennai

How does KAYAK find such low prices on flights from Illinois to Chennai?
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 Illinois to Chennai.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Chennai?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Chennai from 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 Illinois to Chennai?
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 to Chennai with an airline and back to Illinois with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Chennai?
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 to Chennai from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Vellore

Everything you need to know for your flight to Chennai

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Complete your trip

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Information on the airport you'll fly into in Chennai

Chennai (MAA)

MAA

$352 Find Cheap Flights from Illinois to Chennai

KAYAK searches hundreds of travel sites at once for deals on flights to Chennai

Everything you should know

Cheap Flights from Illinois to Chennai

Recent round-trip flight deals from Illinois to Chennai

Recent one-way flight deals from Illinois to Chennai

Recent last minute flight deals from Illinois to Chennai

Good to know

FAQs for booking flights from Illinois to Chennai

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

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 Illinois to Chennai.

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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Chennai from 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 Illinois to Chennai?

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 to Chennai with an airline and back to Illinois with another airline.

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

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 to Chennai from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near Chennai?

Everything you need to know for your flight to Chennai

Information on the airport you'll fly into in Chennai

Cabin class types available on flights to Illinois

Complete your trip to Chennai with a hotel stay or car rental

Find direct flights for Chennai

Flights to other popular destinations

Flights from domestic origins to Chennai

Choose which airport to fly into in Chennai

Find deals for your return flight