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 62% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 6 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 6 operators available for flights from Chennai Airport to Illinois as of November 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.

$450 Cheap Flights from Chennai to Illinois in 2026/27

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.

4:05 am - 2:30 pmMAA Chennai-ORD Chicago O'Hare Intl

21h 55m1 stop Doha Hamad Intl

6:50 pm - 2:30 amORD Chicago O'Hare Intl-MAA Chennai

20h 10m1 stop Doha Hamad Intl

$788Multiple Airlines

Tue, Dec 8 - Tue, Jan 5

9:55 am - 7:35 amMAA Chennai-ORD Chicago O'Hare Intl

33h 10m1 stop Abu Dhabi Zayed Intl

2:00 pm - 2:50 amORD Chicago O'Hare Intl-MAA Chennai

26h 20m1 stop Abu Dhabi Zayed Intl

$820Etihad Airways

Tue, Nov 24 - Wed, May 26

3:55 am - 7:35 amMAA Chennai-ORD Chicago O'Hare Intl

39h 10m1 stop Abu Dhabi Zayed Intl

1:15 pm - 2:35 amORD Chicago O'Hare Intl-MAA Chennai

25h 50m1 stop Abu Dhabi Zayed Intl

$822Etihad Airways

Sun, Nov 22 - Thu, Jan 14

4:05 am - 3:45 pmMAA Chennai-ORD Chicago O'Hare Intl

22h 10m1 stop Dubai Intl

8:35 pm - 8:05 amORD Chicago O'Hare Intl-MAA Chennai

25h 00m1 stop Dubai Intl

$947Emirates

Mon, Apr 12 - Thu, Oct 7

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

42h 25m2 stops Muscat Seeb Amman Queen Alia Intl

8:00 pm - 2:40 pmORD Chicago O'Hare Intl-MAA Chennai

32h 10m2 stops Amman Queen Alia Intl Muscat Seeb

$964Oman Air

Wed, Apr 28 - Mon, May 17

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

22h 45m1 stop Dubai Intl

8:35 pm - 2:30 amORD Chicago O'Hare Intl-MAA Chennai

19h 25m1 stop Dubai Intl

$968Emirates

Sun, Feb 21 - Thu, Jul 15

7:35 am - 6:45 pmMAA Chennai-ORD Chicago O'Hare Intl

22h 40m1 stop London Heathrow

11:00 pm - 3:30 amORD Chicago O'Hare Intl-MAA Chennai

42h 00m1 stop London Heathrow

$1,057British Airways

Thu, Nov 26 - Sat, May 29

7:35 am - 6:45 pmMAA Chennai-ORD Chicago O'Hare Intl

22h 40m1 stop London Heathrow

1:19 pm - 3:30 amORD Chicago O'Hare Intl-MAA Chennai

27h 41m2 stops Charlotte Douglas London Heathrow

$1,060British Airways

Thu, Nov 26 - Sat, May 29

2:00 am - 10:55 pmMAA Chennai-ORD Chicago O'Hare Intl

32h 25m2 stops Hong Kong Intl Los Angeles

9:06 pm - 11:35 pmORD Chicago O'Hare Intl-MAA Chennai

39h 59m2 stops Los Angeles Hong Kong Intl

$1,088Cathay Pacific

Sun, Feb 28 - Sun, Aug 29

2:00 am - 5:03 amMAA Chennai-ORD Chicago O'Hare Intl

37h 33m2 stops Hong Kong Intl Los Angeles

8:05 am - 11:35 pmORD Chicago O'Hare Intl-MAA Chennai

29h 00m2 stops Los Angeles Hong Kong Intl

$1,149Cathay Pacific

Tue, Mar 23 - Fri, Jun 25

Cheap last minute flights

Enter your travel dates to find the best prices.

9:50 pm - 7:35 amMAA Chennai-ORD Chicago O'Hare Intl

21h 15m1 stop Abu Dhabi Zayed Intl

8:50 am - 2:50 amORD Chicago O'Hare Intl-MAA Chennai

31h 30m2 stops Boston Logan Intl Abu Dhabi Zayed Intl

$832Etihad Airways

Tue, Nov 10 - Fri, May 7

9:50 pm - 7:35 amMAA Chennai-ORD Chicago O'Hare Intl

21h 15m1 stop Abu Dhabi Zayed Intl

2:00 pm - 3:05 pmORD Chicago O'Hare Intl-MAA Chennai

38h 35m1 stop Abu Dhabi Zayed Intl

$834Etihad Airways

Tue, Nov 10 - Fri, May 7

9:55 am - 7:35 amMAA Chennai-ORD Chicago O'Hare Intl

33h 10m1 stop Abu Dhabi Zayed Intl

2:00 pm - 3:05 pmORD Chicago O'Hare Intl-MAA Chennai

38h 35m1 stop Abu Dhabi Zayed Intl

$835Etihad Airways

Tue, Nov 10 - Fri, May 7

3:55 am - 6:55 pmMAA Chennai-ORD Chicago O'Hare Intl

26h 30m2 stops Abu Dhabi Zayed Intl Boston Logan Intl

4:01 pm - 2:50 amORD Chicago O'Hare Intl-MAA Chennai

24h 19m2 stops Atlanta Hartsfield-Jackson Abu Dhabi Zayed Intl

$1,146Multiple Airlines

Mon, Nov 9 - Fri, May 7

7:10 am - 3:05 pmMAA Chennai-ORD Chicago O'Hare Intl

43h 25m2 stops Muscat Seeb Amman Queen Alia Intl

6:50 pm - 6:25 amORD Chicago O'Hare Intl-MAA Chennai

48h 05m2 stops Amman Queen Alia Intl Muscat Seeb

$1,179Oman Air

Sat, Nov 7 - Wed, Dec 2

9:45 pm - 3:10 pmMAA Chennai-ORD Chicago O'Hare Intl

28h 55m1 stop Dubai Intl

7:45 pm - 8:15 amORD Chicago O'Hare Intl-MAA Chennai

25h 00m1 stop Dubai Intl

$1,226Emirates

Sun, Nov 8 - Wed, Dec 2

9:45 pm - 3:10 pmMAA Chennai-ORD Chicago O'Hare Intl

28h 55m1 stop Dubai Intl

7:45 pm - 8:15 amORD Chicago O'Hare Intl-MAA Chennai

25h 00m1 stop Dubai Intl

$1,226Emirates

Sun, Nov 8 - Thu, Dec 3

7:35 am - 6:05 amMAA Chennai-ORD Chicago O'Hare Intl

34h 00m2 stops London Heathrow Los Angeles

6:35 pm - 5:35 amORD Chicago O'Hare Intl-MAA Chennai

23h 30m1 stop London Heathrow

$1,291British Airways

Wed, Nov 11 - Wed, Nov 18

7:35 am - 5:02 amMAA Chennai-ORD Chicago O'Hare Intl

32h 57m2 stops London Heathrow Los Angeles

4:40 pm - 5:35 amORD Chicago O'Hare Intl-MAA Chennai

25h 25m2 stops Charlotte Douglas London Heathrow

$1,291British Airways

Wed, Nov 11 - Wed, Nov 18

4:05 am - 10:30 pmMAA Chennai-ORD Chicago O'Hare Intl

29h 55m2 stops Doha Hamad Intl New York John F Kennedy Intl

2:34 pm - 2:15 amORD Chicago O'Hare Intl-MAA Chennai

24h 11m2 stops New York John F Kennedy Intl Doha Hamad Intl

$1,707Qatar Airways

Thu, Nov 5 - Sat, Dec 5

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Emirates flights from Chennai to Illinois

Our best Emirates deals on Chennai to Illinois flight tickets

Emirates

Apr 12

MAA4:05 amChennai

22h 10m

1 stop

ORD3:45 pmChicago O'Hare Intl

Oct 7

ORD8:35 pmChicago O'Hare Intl

25h 00m

1 stop

MAA8:05 amChennai

$947

Emirates

Feb 25

MAA9:45 pmChennai

28h 55m

1 stop

ORD3:10 pmChicago O'Hare Intl

Mar 1

ORD7:45 pmChicago O'Hare Intl

25h 00m

1 stop

MAA8:15 amChennai

$973

Emirates

Dec 5

MAA3:55 amChennai

22h 45m

1 stop

ORD3:10 pmChicago O'Hare Intl

Apr 18

ORD8:35 pmChicago O'Hare Intl

19h 25m

1 stop

MAA2:30 amChennai

$984

Etihad Airways flights from Chennai to Illinois

Our best Etihad Airways deals on Chennai to Illinois flight tickets

Etihad Airways

Nov 24

MAA9:55 amChennai

33h 10m

1 stop

ORD7:35 amChicago O'Hare Intl

May 26

ORD2:00 pmChicago O'Hare Intl

26h 20m

1 stop

MAA2:50 amChennai

$820

Etihad Airways

Nov 22

MAA3:55 amChennai

39h 10m

1 stop

ORD7:35 amChicago O'Hare Intl

Jan 14

ORD1:15 pmChicago O'Hare Intl

25h 50m

1 stop

MAA2:35 amChennai

$822

Etihad Airways

Nov 24

MAA9:50 pmChennai

30h 20m

2 stops

ORD4:40 pmChicago O'Hare Intl

May 26

ORD2:00 pmChicago O'Hare Intl

26h 20m

1 stop

MAA2:50 amChennai

$823

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

ChennaiChicago

MAA Chennai - ORD Chicago O'Hare Intl

MAAORD

Chennai

Tue 12/8

4:05 am-2:30 pm

1 stop21h 55m

Chicago O'Hare Intl

Tue 1/5

6:50 pm-2:30 am

1 stop20h 10m

$788

ChennaiChicago

MAA Chennai - ORD Chicago O'Hare Intl

MAAORD

Chennai

Tue 11/24

9:55 am-7:35 am

1 stop33h 10m

Chicago O'Hare Intl

Wed 5/26

2:00 pm-2:50 am

1 stop26h 20m

$820

ChennaiChicago

MAA Chennai - ORD Chicago O'Hare Intl

MAAORD

Chennai

Sun 11/22

3:55 am-7:35 am

1 stop39h 10m

Chicago O'Hare Intl

Thu 1/14

1:15 pm-2:35 am

1 stop25h 50m

$822

ChennaiChicago

MAA Chennai - ORD Chicago O'Hare Intl

MAAORD

Chennai

Mon 4/12

4:05 am-3:45 pm

1 stop22h 10m

Chicago O'Hare Intl

Thu 10/7

8:35 pm-8:05 am

1 stop25h 00m

$947

ChennaiChicago

MAA Chennai - ORD Chicago O'Hare Intl

MAAORD

Chennai

Wed 4/28

8:15 am-4:10 pm

2 stops42h 25m

Chicago O'Hare Intl

Mon 5/17

8:00 pm-2:40 pm

2 stops32h 10m

$964

ChennaiChicago

MAA Chennai - ORD Chicago O'Hare Intl

MAAORD

Chennai

Sun 2/21

3:55 am-3:10 pm

1 stop22h 45m

Chicago O'Hare Intl

Thu 7/15

8:35 pm-2:30 am

1 stop19h 25m

$968

ChennaiChicago

MAA Chennai - ORD Chicago O'Hare Intl

MAAORD

Chennai

Thu 11/26

7:35 am-6:45 pm

1 stop22h 40m

Chicago O'Hare Intl

Sat 5/29

11:00 pm-3:30 am

1 stop42h 00m

$1,057

ChennaiChicago

MAA Chennai - ORD Chicago O'Hare Intl

MAAORD

Chennai

Thu 11/26

7:35 am-6:45 pm

1 stop22h 40m

Chicago O'Hare Intl

Sat 5/29

1:19 pm-3:30 am

2 stops27h 41m

$1,060

ChennaiChicago

MAA Chennai - ORD Chicago O'Hare Intl

MAAORD

Chennai

Sun 2/28

2:00 am-10:55 pm

2 stops32h 25m

Chicago O'Hare Intl

Sun 8/29

9:06 pm-11:35 pm

2 stops39h 59m

$1,088

ChennaiChicago

MAA Chennai - ORD Chicago O'Hare Intl

MAAORD

Chennai

Tue 3/23

2:00 am-5:03 am

2 stops37h 33m

Chicago O'Hare Intl

Fri 6/25

8:05 am-11:35 pm

2 stops29h 00m

$1,149

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 $916, 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 $1,006 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 $877 on momondo.

Can stopping save me money on Chennai to Illinois flights?

You could potentially save up to 34% 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	$450
Fastest flight time	24h 25m
Direct flights	None

The best one-way flight to Illinois from Chennai in the past 72 hours is $450. The best round-trip flight deal from Chennai to Illinois found on momondo in the last 72 hours is $788.

The fastest flight from Chennai to Illinois takes 24h 25m

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 6 operators available for flights from Chennai Airport to Illinois as of November 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 $782	Free Cancellation	Rating 7.3 1,556 reviews	Search Etihad Airways flights
Qatar Airways	PriceFrom $822	Free Cancellation	Rating 7.4 3,711 reviews	Search Qatar Airways flights
Lufthansa	PriceFrom $906	Free Cancellation	Rating 6.8 8,299 reviews	Search Lufthansa flights
Emirates	PriceFrom $959	Free Cancellation	Rating 8.1 3,686 reviews	Search Emirates flights
British Airways	PriceFrom $1,046	Free Cancellation	Rating 6.7 8,282 reviews	Search British Airways flights
Cathay Pacific	PriceFrom $1,216	Free Cancellation	Rating 7.6 1,538 reviews	Search Cathay Pacific 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.