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

Save 23% or moreCompare multiple travel sites with one search.

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

$730

Overall average: $856

Cathay Pacific

Sun 3/1Thu 3/12

ORD - MAA • 1 stop

Cheapest one-way

$352

Typical prices: $383-$602

Etihad Airways

Sun 3/1

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

Sun, Mar 1 - Thu, Mar 12

2:35 pm - 12:35 am

ORD

MAA

22h 30m

1 stop

2:00 am - 1:55 pm

MAA

ORD

22h 25m

1 stop

$730Cathay Pacific

Wed, Feb 18 - Thu, Mar 5

2:35 pm - 12:35 am

ORD

MAA

22h 30m

1 stop

4:10 pm - 7:35 am

MAA

ORD

26h 55m

1 stop

$734Multiple Airlines

Thu, Mar 5 - Thu, Mar 19

2:35 pm - 12:35 am

ORD

MAA

22h 30m

1 stop

2:00 am - 1:55 pm

MAA

ORD

22h 25m

1 stop

$736Cathay Pacific

Sun, Mar 22 - Thu, Apr 2

3:35 pm - 12:35 am

ORD

MAA

22h 30m

1 stop

12:50 am - 1:55 pm

MAA

ORD

23h 35m

1 stop

$738Cathay Pacific

Mon, Feb 16 - Mon, Feb 23

1:10 pm - 2:30 am

ORD

MAA

25h 50m

1 stop

10:00 am - 7:35 am

MAA

ORD

33h 05m

1 stop

$740Etihad Airways

Thu, Feb 19 - Wed, Feb 25

1:10 pm - 7:55 pm

ORD

MAA

19h 15m

1 stop

10:00 am - 7:35 am

MAA

ORD

33h 05m

1 stop

$743Etihad Airways

Tue, Feb 24 - Wed, Mar 11

2:21 pm - 2:30 am

STL

MAA

24h 39m

2 stops

4:05 am - 11:44 pm

MAA

STL

30h 09m

2 stops

$972Qatar Airways

Wed, Feb 25 - Thu, Mar 12

2:00 pm - 2:30 am

STL

MAA

25h 00m

2 stops

4:05 am - 11:44 pm

MAA

STL

30h 09m

2 stops

$973Qatar Airways

Wed, Mar 11 - Tue, Mar 24

4:50 pm - 12:05 am

STL

MAA

20h 45m

1 stop

1:50 am - 2:55 pm

MAA

STL

23h 35m

1 stop

$982Lufthansa

Mon, Feb 23 - Tue, Mar 10

12:15 pm - 12:05 am

STL

MAA

24h 20m

2 stops

1:50 am - 2:55 pm

MAA

STL

23h 35m

1 stop

$986Lufthansa

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

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

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Return flight deals

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