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Cheap flights from Chennai to Illinois from ₹ 57,287

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 28/8. Fares are subject to change and may not be available on all flights or dates of travel.
MAA — ORD
28 Jul — 4 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Chennai to Illinois

Enter your travel dates to find the best prices.

Cheapest flights from Chennai to Illinois
Explore the most affordable flight options available from Chennai to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 June 2026.

Sat 26/910:15
MAA
-
ORD
1 stop39h 55m
Etihad Airways
Sun 10/120:20
ORD
-
MAA
1 stop24h 20m
Etihad Airways
Deal found 23/6₹ 89,794
Sat 3/1021:55
MAA
-
ORD
1 stop28h 15m
Etihad Airways
Thu 14/120:20
ORD
-
MAA
1 stop24h 20m
Etihad Airways
Deal found 23/6₹ 90,453
Fri 28/816:05
MAA
-
ORD
1 stop34h 05m
Etihad Airways
Mon 14/914:00
ORD
-
MAA
1 stop19h 40m
Etihad Airways
Deal found 24/6₹ 90,642
Sat 26/908:15
MAA
-
ORD
2 stops42h 25m
Oman Air
Mon 12/1020:00
ORD
-
MAA
2 stops48h 55m
Oman Air
Deal found 26/6₹ 91,113
Tue 14/710:15
MAA
-
ORD
1 stop32h 50m
Etihad Airways
Sat 9/113:10
ORD
-
MAA
1 stop25h 50m
Etihad Airways
Deal found 23/6₹ 91,395
Wed 29/721:55
MAA
-
ORD
1 stop28h 15m
Etihad Airways
Fri 28/814:00
ORD
-
MAA
1 stop31h 55m
Etihad Airways
Deal found 25/6₹ 91,584
Mon 27/704:05
MAA
-
ORD
1 stop22h 05m
Etihad Airways
Fri 28/820:25
ORD
-
MAA
1 stop37h 15m
Etihad Airways
Deal found 24/6₹ 91,678
Wed 29/721:55
MAA
-
ORD
1 stop28h 15m
Etihad Airways
Thu 28/120:20
ORD
-
MAA
1 stop24h 20m
Etihad Airways
Deal found 24/6₹ 91,772
Sat 14/1110:00
MAA
-
ORD
1 stop40h 30m
Etihad Airways
Fri 26/213:10
ORD
-
MAA
1 stop38h 00m
Etihad Airways
Deal found 23/6₹ 91,867
Thu 2/710:15
MAA
-
ORD
1 stop32h 50m
Etihad Airways
Mon 7/914:00
ORD
-
MAA
1 stop19h 40m
Etihad Airways
Deal found 23/6₹ 92,055
Thu 9/704:05
MAA
-
ORD
1 stop39h 00m
Etihad Airways
Sun 12/720:25
ORD
-
MAA
1 stop32h 10m
Etihad Airways
Deal found 25/6₹ 92,149
Thu 24/905:35
MAA
-
STL
2 stops26h 38m
British Airways
Mon 28/917:18
STL
-
MAA
2 stops47h 42m
British Airways
Deal found 26/6₹ 122,489

Find flight deals from Chennai to Illinois

Keep the following information in mind while searching for Chennai to Illinois flight deals. Data was last updated 28 June 2026.

Round-trip from

₹ 89,794

One-way from

₹ 57,287

Popular in

January

Cheapest in

October

Average price

₹ 94,693
Etihad Airways
  • Etihad Airways
  • 26/9-10/1
  • 2 total stops
  • 64h 15m total
  • Chennai to Illinois
Search Deals
28/8
  • 28/8
  • 2 total stops
  • 28h 45m total
  • Chennai to Illinois
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (₹ 644,980 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (₹ 232,794 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Chennai to Illinois that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 454,620 searches. Data last updated 28 June 2026.
Use the filters below to find and compare flights from Chennai to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

ChennaiChicago

MAA - ORD

MAAORD

Chennai

Fri 30/10

03:25-15:30

1 stop22h 35m

Chicago O'Hare Intl

Thu 26/11

16:06-02:30

2 stops22h 54m

₹ 112,784

ChennaiChicago

MAA - ORD

MAAORD

Chennai

Sun 9/8

20:10-12:00

3 stops26h 20m

Chicago O'Hare Intl

Sun 16/8

15:55-08:55

2 stops30h 30m

₹ 115,893

ChennaiChicago

MAA - ORD

MAAORD

Chennai

Sun 23/8

22:30-09:40

2 stops45h 40m

Chicago O'Hare Intl

Sun 6/9

21:10-15:05

1 stop31h 25m

₹ 116,553

ChennaiChicago

MAA - ORD

MAAORD

Chennai

Mon 10/8

23:45-09:40

2 stops44h 25m

Chicago O'Hare Intl

Mon 17/8

20:10-13:50

2 stops31h 10m

₹ 117,589

ChennaiSt. Louis

MAA - STL

MAASTL

Chennai

Thu 24/9

05:35-21:43

2 stops26h 38m

Lambert-St Louis

Mon 28/9

17:18-03:30

2 stops47h 42m

₹ 122,489

ChennaiChicago

MAA - ORD

MAAORD

Chennai

Tue 4/8

21:50-09:40

2 stops46h 20m

Chicago O'Hare Intl

Wed 3/2

11:45-12:10

2 stops36h 55m

₹ 122,489
Fastest return journey

ChennaiChicago

MAA - ORD

MAAORD

Chennai

Mon 17/8

04:05-15:40

1 stop22h 05m

Chicago O'Hare Intl

Sat 2/1

20:20-02:30

1 stop18h 40m

₹ 130,121

ChennaiChicago

MAA - ORD

MAAORD

Chennai

Mon 10/8

20:10-12:35

2 stops26h 55m

Chicago O'Hare Intl

Mon 17/8

18:30-00:10

1 stop19h 10m

₹ 135,963

ChennaiChicago

MAA - ORD

MAAORD

Chennai

Tue 7/7

14:00-17:06

3 stops37h 36m

Chicago O'Hare Intl

Tue 8/9

05:00-18:40

2 stops27h 10m

₹ 135,963

ChennaiChicago

MAA - ORD

MAAORD

Chennai

Wed 28/10

07:35-21:25

2 stops24h 20m

Chicago O'Hare Intl

Sun 1/11

21:50-05:35

1 stop20h 15m

₹ 136,245

Flights are sorted by cheapest return flights first.

Deals found on 27/6

Showing 1-10 of 37 resultsSorted by cheapest first
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Best time to book a flight from Chennai to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Chennai with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

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

What is the cheapest month to book a flight from Chennai to Illinois?

Currently, April is the cheapest month in which you can book a flight from Chennai to Illinois (average of ₹ 38,443). Flying from Chennai to Illinois in August is currently the most expensive (average of ₹ 92,809). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost for a return flight from Chennai to Illinois?

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

The best time to book flights from Chennai to Illinois is 43 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Illinois. Reviews last updated 28 June 2026.
Check out reviews from past customers who have flown with Emirates,Etihad Airways, andLufthansa from Chennai to Illinois to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.1
Very Good
3,602 reviews
Check prices

Boarding

8.1

Entertainment

8.2

Crew

8.4

Overall

8.1

Food

7.9

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Apr 2026

DXB - MIA

Flight was cancelled due to the war in the Gulf
Emirates
8.1
Very Good
3,602 reviews
Emirates
8.1
Very Good
3,602 reviews
Check prices

Boarding

8.1

Entertainment

8.2

Crew

8.4

Overall

8.1

Food

7.9

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Apr 2026

DXB - MIA

Flight was cancelled due to the war in the Gulf
Etihad Airways
7.3
Good
1,467 reviews
Emirates
8.1
Very Good
3,602 reviews
Check prices

Boarding

8.1

Entertainment

8.2

Crew

8.4

Overall

8.1

Food

7.9

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Apr 2026

DXB - MIA

Flight was cancelled due to the war in the Gulf
Lufthansa
6.8
Okay
8,104 reviews
Emirates
8.1
Very Good
3,602 reviews
Check prices

Boarding

8.1

Entertainment

8.2

Crew

8.4

Overall

8.1

Food

7.9

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Apr 2026

DXB - MIA

Flight was cancelled due to the war in the Gulf
British Airways
6.7
Okay
8,077 reviews
Emirates
8.1
Very Good
3,602 reviews
Check prices

Boarding

8.1

Entertainment

8.2

Crew

8.4

Overall

8.1

Food

7.9

Comfort

8.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Apr 2026

DXB - MIA

Flight was cancelled due to the war in the Gulf

Related info for your journey

Find useful and relevant information for your journey from Chennai to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Chennai to Illinois?

    Chennai (MAA) is the airport you will fly out of if you book a flight from Chennai to Illinois. It is only a 16.5 km journey to Chennai (MAA) from Chennai’s city centre.

  • How long is the flight from Chennai to Illinois?

    For as low as ₹ 112,784, Qatar Airways can have you in Illinois from Chennai in 22h 35m. Chennai and Illinois are separated by a distance of 13773 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines to fly from Chennai to Illinois one-way?

    The cheapet airlines for a one-way flight from Chennai to Illinois are Emirates (₹ 36,796), Etihad Airways (₹ 37,147), and Air India (₹ 40,549).

  • What are the most popular routes from Chennai to Illinois?

    When deciding which route to take from Chennai to Illinois, consider Chennai - Chicago O'Hare Intl, Chennai - Lambert-St Louis or Chennai - Chicago Midway, as they are the most popular.

  • Can I find deals for flights from Chennai to Illinois that include hotel bookings?

    Yes. In addition to deals on Chennai to Illinois flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Chennai to Illinois?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Chennai to Illinois.

  • Can I find deals for business class flights from Chennai to Illinois?

    Yes. Cheapflights offers flight deals from Chennai to Illinois by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Chennai to Illinois?

    Currently, April is the cheapest month in which you can book a flight from Chennai to Illinois (average of ₹ 38,443). Flying from Chennai to Illinois in August is currently the most expensive (average of ₹ 92,809). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Chennai to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Chennai to Illinois

Discover the top 3 airlines that operate flights from Chennai to Illinois. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 454,620 searches. Data last updated 28 June 2026.
AirlineCheapestAverageFlexibilityOn-time
Etihad AirwaysCheapest₹ 71,763Average₹ 88,810FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
British AirwaysCheapest₹ 90,582Average₹ 157,859FlexibilityNo cancel feeOn-time70%
Search British Airways flights
EmiratesCheapest₹ 91,650Average₹ 101,609FlexibilityNo cancel feeOn-time75%
Search Emirates flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Chennai to Illinois?

Cheapflights makes it easy to find Chennai to Illinois flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Chennai to Illinois?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Chennai to Illinois.

Can Cheapflights find flights from Chennai to Illinois with no change fees?

Yes! Cheapflights helps users easily find flights from Chennai to Illinois with no change fees.

Can Cheapflights notify me if prices for flights from Chennai to Illinois become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Illinois from Chennai today and book when prices fit your budget.

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