What is the cheapest airline that flies from Chennai to Illinois?

Emirates, SWISS, and Turkish Airlines are the most popular carriers operating from Chennai to Illinois

What airlines fly to Illinois?

Etihad Airways, Emirates and Qatar Airways are the top three most popular airlines that fly to Illinois from Chennai according to our data. Etihad Airways is the first choice among our users, with 63% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 5 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Chennai Airport to Illinois?

Prices for flights from Chennai Airport to Illinois are refreshed on a daily basis.

How many operators does momondo search for flights from Chennai Airport to Illinois?

There are 5 operators available for flights from Chennai Airport to Illinois as of September 2026.

How old do you have to be to fly from Chennai Airport to Illinois?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Chennai Airport to Illinois.

What documentation or ID do you need to fly to Illinois?

The required travel and health documents for your Illinois trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Illinois. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$477 Cheap Flights from Chennai to Illinois in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Chennai to Illinois

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:15 am - 8:35 amMAA Chennai-ORD Chicago O'Hare Intl

32h 50m1 stop Abu Dhabi Zayed Intl

1:10 pm - 3:05 pmORD Chicago O'Hare Intl-MAA Chennai

38h 25m1 stop Abu Dhabi Zayed Intl

$994Etihad Airways

Mon, Sep 21 - Sun, Dec 6

9:55 pm - 8:35 amMAA Chennai-ORD Chicago O'Hare Intl

21h 10m1 stop Abu Dhabi Zayed Intl

1:10 pm - 2:35 amORD Chicago O'Hare Intl-MAA Chennai

25h 55m1 stop Abu Dhabi Zayed Intl

$994Etihad Airways

Thu, Sep 24 - Sun, Dec 6

7:25 am - 8:55 amMAA Chennai-ORD Chicago O'Hare Intl

36h 00m2 stops Bengaluru Intl Abu Dhabi Zayed Intl

1:10 pm - 11:35 pmORD Chicago O'Hare Intl-MAA Chennai

22h 55m2 stops Abu Dhabi Zayed Intl Bengaluru Intl

$994Multiple Airlines

Sat, Oct 24 - Sun, Nov 8

3:15 am - 2:30 pmMAA Chennai-ORD Chicago O'Hare Intl

22h 45m1 stop Doha Hamad Intl

7:20 pm - 2:40 amORD Chicago O'Hare Intl-MAA Chennai

20h 50m1 stop Doha Hamad Intl

$999Qatar Airways

Sun, Mar 7 - Thu, Sep 2

8:00 am - 8:35 amMAA Chennai-ORD Chicago O'Hare Intl

35h 05m3 stops Kochi Bengaluru Intl Abu Dhabi Zayed Intl

2:00 pm - 1:05 amORD Chicago O'Hare Intl-MAA Chennai

24h 35m2 stops Abu Dhabi Zayed Intl Mumbai Chhatrapati Shivaji Intl

$1,006Multiple Airlines

Thu, Sep 24 - Thu, Oct 15

4:05 am - 9:02 pmMAA Chennai-ORD Chicago O'Hare Intl

27h 27m2 stops Doha Hamad Intl New York John F Kennedy Intl

6:50 pm - 2:15 amORD Chicago O'Hare Intl-MAA Chennai

19h 55m1 stop Doha Hamad Intl

$1,008Qatar Airways

Sat, Oct 24 - Sun, Nov 8

3:50 am - 2:55 pmMAA Chennai-ORD Chicago O'Hare Intl

22h 35m1 stop Dubai Intl

7:45 pm - 2:15 amORD Chicago O'Hare Intl-MAA Chennai

19h 00m1 stop Dubai Intl

$1,025Emirates

Mon, Nov 23 - Wed, Jan 13

3:50 am - 2:55 pmMAA Chennai-ORD Chicago O'Hare Intl

22h 35m1 stop Dubai Intl

7:45 pm - 2:15 amORD Chicago O'Hare Intl-MAA Chennai

19h 00m1 stop Dubai Intl

$1,025Emirates

Sat, Nov 21 - Thu, Jan 14

5:35 am - 10:59 amMAA Chennai-ORD Chicago O'Hare Intl

39h 54m2 stops London Heathrow Pittsburgh

4:26 pm - 5:35 amORD Chicago O'Hare Intl-MAA Chennai

25h 39m2 stops New York John F Kennedy Intl London Heathrow

$1,068British Airways

Thu, Oct 8 - Sun, Feb 14

5:35 am - 2:00 pmMAA Chennai-ORD Chicago O'Hare Intl

42h 55m2 stops London Heathrow Dublin

1:44 pm - 5:35 amORD Chicago O'Hare Intl-MAA Chennai

28h 21m2 stops Dallas/Fort Worth London Heathrow

$1,075British Airways

Sat, Oct 3 - Tue, Jan 19

Cheap last minute flights

Enter your travel dates to find the best prices.

4:15 am - 8:35 amMAA Chennai-ORD Chicago O'Hare Intl

38h 50m1 stop Abu Dhabi Zayed Intl

1:10 pm - 7:50 pmORD Chicago O'Hare Intl-MAA Chennai

19h 10m1 stop Abu Dhabi Zayed Intl

$1,033Etihad Airways

Wed, Sep 16 - Tue, Nov 24

4:15 am - 8:35 amMAA Chennai-ORD Chicago O'Hare Intl

38h 50m1 stop Abu Dhabi Zayed Intl

1:10 pm - 2:35 amORD Chicago O'Hare Intl-MAA Chennai

25h 55m1 stop Abu Dhabi Zayed Intl

$1,033Etihad Airways

Tue, Sep 15 - Mon, Nov 23

8:15 am - 4:10 pmMAA Chennai-ORD Chicago O'Hare Intl

42h 25m2 stops Muscat Seeb Amman Queen Alia Intl

6:50 pm - 6:40 amORD Chicago O'Hare Intl-MAA Chennai

48h 20m2 stops Amman Queen Alia Intl Muscat Seeb

$1,054Oman Air

Mon, Sep 14 - Mon, Nov 23

8:15 am - 4:10 pmMAA Chennai-ORD Chicago O'Hare Intl

42h 25m2 stops Muscat Seeb Amman Queen Alia Intl

6:50 pm - 6:40 amORD Chicago O'Hare Intl-MAA Chennai

48h 20m2 stops Amman Queen Alia Intl Muscat Seeb

$1,054Oman Air

Mon, Sep 14 - Mon, Nov 23

9:15 am - 6:15 pmMAA Chennai-ORD Chicago O'Hare Intl

43h 30m2 stops New Delhi Indira Gandhi Intl London Heathrow

4:50 pm - 5:35 amORD Chicago O'Hare Intl-MAA Chennai

25h 15m2 stops Cincinnati Cinci./N. Kentucky London Heathrow

$1,514British Airways

Wed, Sep 16 - Sun, Nov 22

4:45 pm - 3:55 pmMAA Chennai-ORD Chicago O'Hare Intl

33h 40m2 stops New Delhi Indira Gandhi Intl London Heathrow

12:44 pm - 5:35 amORD Chicago O'Hare Intl-MAA Chennai

29h 21m2 stops Pittsburgh London Heathrow

$1,514British Airways

Wed, Sep 16 - Sat, Nov 21

4:20 am - 9:44 pmMAA Chennai-ORD Chicago O'Hare Intl

27h 54m2 stops Doha Hamad Intl Atlanta Hartsfield-Jackson

9:00 am - 2:15 amORD Chicago O'Hare Intl-MAA Chennai

29h 45m2 stops Seattle/Tacoma Intl Doha Hamad Intl

$1,604Qatar Airways

Mon, Sep 14 - Sat, Nov 21

4:05 am - 3:55 pmMAA Chennai-ORD Chicago O'Hare Intl

22h 20m1 stop Dubai Intl

9:35 pm - 2:15 amORD Chicago O'Hare Intl-MAA Chennai

41h 10m2 stops Houston George Bush Intcntl Dubai Intl

$1,705Emirates

Tue, Sep 15 - Fri, Nov 20

4:05 am - 3:05 pmMAA Chennai-ORD Chicago O'Hare Intl

21h 30m1 stop Doha Hamad Intl

4:17 pm - 2:30 amORD Chicago O'Hare Intl-MAA Chennai

22h 43m2 stops New York John F Kennedy Intl Doha Hamad Intl

$1,969Qatar Airways

Sun, Sep 13 - Wed, Nov 25

10:05 pm - 3:55 pmMAA Chennai-ORD Chicago O'Hare Intl

28h 20m1 stop Dubai Intl

7:45 pm - 2:15 amORD Chicago O'Hare Intl-MAA Chennai

19h 00m1 stop Dubai Intl

$4,004Emirates

Mon, Sep 14 - Sun, Jan 24

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Ethiopian Air flights from Chennai to Illinois

Our best Ethiopian Air deals on Chennai to Illinois flight tickets

Ethiopian Air

Sep 15

MAA10:00 amChennai

32h 45m

2 stops

ORD8:15 amChicago O'Hare Intl

Nov 19

ORD9:45 amChicago O'Hare Intl

27h 55m

1 stop

MAA1:10 amChennai

$1,113

Ethiopian Air

Sep 15

MAA10:00 amChennai

32h 45m

2 stops

ORD8:15 amChicago O'Hare Intl

Nov 21

ORD9:45 amChicago O'Hare Intl

27h 55m

1 stop

MAA1:10 amChennai

$1,147

KLM flights from Chennai to Illinois

Our best KLM deals on Chennai to Illinois flight tickets

KLM

Sep 24

MAA9:50 pmChennai

26h 55m

2 stops

ORD2:15 pmChicago O'Hare Intl

Oct 15

ORD4:15 pmChicago O'Hare Intl

29h 35m

2 stops

MAA8:20 amChennai

$1,088

KLM

Sep 14

MAA5:45 pmChennai

31h 55m

2 stops

ORD3:10 pmChicago O'Hare Intl

Nov 22

ORD4:25 pmChicago O'Hare Intl

28h 20m

2 stops

MAA8:15 amChennai

$1,133

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChennaiChicago

MAA Chennai - ORD Chicago O'Hare Intl

MAAORD

Chennai

Mon 9/21

10:15 am-8:35 am

1 stop32h 50m

Chicago O'Hare Intl

Sun 12/6

1:10 pm-3:05 pm

1 stop38h 25m

$994

ChennaiChicago

MAA Chennai - ORD Chicago O'Hare Intl

MAAORD

Chennai

Thu 9/24

9:55 pm-8:35 am

1 stop21h 10m

Chicago O'Hare Intl

Sun 12/6

1:10 pm-2:35 am

1 stop25h 55m

$994

ChennaiChicago

MAA Chennai - ORD Chicago O'Hare Intl

MAAORD

Chennai

Sat 10/24

7:25 am-8:55 am

2 stops36h 00m

Chicago O'Hare Intl

Sun 11/8

1:10 pm-11:35 pm

2 stops22h 55m

$994

ChennaiChicago

MAA Chennai - ORD Chicago O'Hare Intl

MAAORD

Chennai

Sun 3/7

3:15 am-2:30 pm

1 stop22h 45m

Chicago O'Hare Intl

Thu 9/2

7:20 pm-2:40 am

1 stop20h 50m

$999

ChennaiChicago

MAA Chennai - ORD Chicago O'Hare Intl

MAAORD

Chennai

Thu 9/24

8:00 am-8:35 am

3 stops35h 05m

Chicago O'Hare Intl

Thu 10/15

2:00 pm-1:05 am

2 stops24h 35m

$1,006

ChennaiChicago

MAA Chennai - ORD Chicago O'Hare Intl

MAAORD

Chennai

Sat 10/24

4:05 am-9:02 pm

2 stops27h 27m

Chicago O'Hare Intl

Sun 11/8

6:50 pm-2:15 am

1 stop19h 55m

$1,008

Quickest round-trip

ChennaiChicago

MAA Chennai - ORD Chicago O'Hare Intl

MAAORD

Chennai

Mon 11/23

3:50 am-2:55 pm

1 stop22h 35m

Chicago O'Hare Intl

Wed 1/13

7:45 pm-2:15 am

1 stop19h 00m

$1,025

ChennaiChicago

MAA Chennai - ORD Chicago O'Hare Intl

MAAORD

Chennai

Sat 11/21

3:50 am-2:55 pm

1 stop22h 35m

Chicago O'Hare Intl

Thu 1/14

7:45 pm-2:15 am

1 stop19h 00m

$1,025

ChennaiChicago

MAA Chennai - ORD Chicago O'Hare Intl

MAAORD

Chennai

Thu 10/8

5:35 am-10:59 am

2 stops39h 54m

Chicago O'Hare Intl

Sun 2/14

4:26 pm-5:35 am

2 stops25h 39m

$1,068

ChennaiChicago

MAA Chennai - ORD Chicago O'Hare Intl

MAAORD

Chennai

Sat 10/3

5:35 am-2:00 pm

2 stops42h 55m

Chicago O'Hare Intl

Tue 1/19

1:44 pm-5:35 am

2 stops28h 21m

$1,075

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Chennai to Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from Chennai is in April. Flight prices, which tend to average around $920, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of April, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $935.

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

You are more likely to see cheaper flights to Illinois from Chennai when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $1,000 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Chennai for as low as $910 on momondo.

Can stopping save me money on Chennai to Illinois flights?

You could potentially save up to 30% on your flight if you consider stops on a Chennai to Illinois flight.

Cheap Chennai to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chennai to Illinois

Best Price Found	$477
Fastest flight time	21h 10m
Direct flights	None

The best one-way flight to Illinois from Chennai in the past 72 hours is $477. The best round-trip flight deal from Chennai to Illinois found on momondo in the last 72 hours is $994.

The fastest flight from Chennai to Illinois takes 21h 10m

There are no direct flights from Chennai to Illinois. There are no popular flight routes from Chennai to Illinois.

Search flight deals

Frequently asked questions about flying from Chennai to Illinois

When did momondo last update prices for flights from Chennai Airport to Illinois?
Prices for flights from Chennai Airport to Illinois are refreshed on a daily basis.
How many operators does momondo search for flights from Chennai Airport to Illinois?
There are 5 operators available for flights from Chennai Airport to Illinois as of September 2026.
How old do you have to be to fly from Chennai Airport to Illinois?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Chennai Airport to Illinois.
What documentation or ID do you need to fly to Illinois?
The required travel and health documents for your Illinois trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Illinois. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Chennai to Illinois

Compare and see reviews for airlines that fly from Chennai to Illinois with momondo

Airline	Rating	Free Cancellation	Price
Etihad Airways	PriceFrom $791	Free Cancellation	Rating 7.3 1,534 reviews	Search Etihad Airways flights
Lufthansa	PriceFrom $806	Free Cancellation	Rating 6.8 8,215 reviews	Search Lufthansa flights
Qatar Airways	PriceFrom $822	Free Cancellation	Rating 7.4 3,734 reviews	Search Qatar Airways flights
Emirates	PriceFrom $959	Free Cancellation	Rating 8.1 3,657 reviews	Search Emirates flights
British Airways	PriceFrom $1,095	Free Cancellation	Rating 6.7 8,209 reviews	Search British Airways flights

Why use momondo?

Why should I use momondo to find a flight deal from Chennai to Illinois?

It is quick and easy to find Chennai to Illinois flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Illinois that suits you.

Can I find flights from Chennai to Illinois with flexible booking policies on momondo?

momondo does allow users to show only those flights to Illinois from Chennai which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Chennai to Illinois?

Once all potential Chennai to Illinois flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Chennai to Illinois right now. Can momondo alert me if prices change?

Price alerts on flights to Illinois from Chennai are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.