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Cheap flights from Chicago to Chennai from $425

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Chennai departing on 9/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Chicago to Chennai

Cheap round-trip flights

Enter your travel dates to find the best prices.
Cathay Pacific Logo
4:15 pm - 11:35 pmORD  Chicago O'Hare Intl-MAA Chennai
44h 50m1 stop Hong Kong Intl
Cathay Pacific Logo
12:50 am - 1:55 pmMAA  Chennai-ORD Chicago O'Hare Intl
23h 35m1 stop Hong Kong Intl
$947Cathay Pacific
Sat, Sep 19 - Sun, Oct 4
Cathay Pacific Logo
4:15 pm - 11:35 pmORD  Chicago O'Hare Intl-MAA Chennai
44h 50m1 stop Hong Kong Intl
Cathay Pacific Logo
12:50 am - 1:55 pmMAA  Chennai-ORD Chicago O'Hare Intl
23h 35m1 stop Hong Kong Intl
$947Cathay Pacific
Wed, Sep 16 - Fri, Oct 16
British Airways Logo
9:15 pm - 3:30 amORD  Chicago O'Hare Intl-MAA Chennai
19h 45m1 stop London Heathrow
British Airways Logo
5:35 am - 1:50 pmMAA  Chennai-ORD Chicago O'Hare Intl
42h 45m1 stop London Heathrow
$947British Airways
Sat, Sep 12 - Sun, Sep 27
Multiple Airlines Logo
8:25 pm - 8:10 pmORD  Chicago O'Hare Intl-MAA Chennai
37h 15m1 stop Abu Dhabi Zayed Intl
Multiple Airlines Logo
12:25 pm - 8:35 amMAA  Chennai-ORD Chicago O'Hare Intl
30h 40m3 stops Coimbatore Peelamedu Bengaluru Intl Abu Dhabi Zayed Intl
$947Multiple Airlines
Mon, Sep 28 - Tue, Oct 13
Multiple Airlines Logo
8:25 pm - 8:10 pmORD  Chicago O'Hare Intl-MAA Chennai
37h 15m1 stop Abu Dhabi Zayed Intl
Multiple Airlines Logo
9:25 pm - 3:40 pmMAA  Chennai-ORD Chicago O'Hare Intl
28h 45m2 stops Bengaluru Intl Abu Dhabi Zayed Intl
$947Multiple Airlines
Sun, Sep 27 - Sun, Oct 4
Emirates Logo
8:35 pm - 8:30 pmORD  Chicago O'Hare Intl-MAA Chennai
37h 25m1 stop Dubai Intl
Emirates Logo
4:05 am - 3:45 pmMAA  Chennai-ORD Chicago O'Hare Intl
22h 10m1 stop Dubai Intl
$948Emirates
Tue, Sep 1 - Mon, Sep 14
Emirates Logo
8:35 pm - 8:30 pmORD  Chicago O'Hare Intl-MAA Chennai
37h 25m1 stop Dubai Intl
Emirates Logo
10:05 pm - 3:45 pmMAA  Chennai-ORD Chicago O'Hare Intl
28h 10m1 stop Dubai Intl
$948Emirates
Tue, Sep 1 - Wed, Sep 30
Qatar Airways Logo
7:20 pm - 2:40 amORD  Chicago O'Hare Intl-MAA Chennai
20h 50m1 stop Doha Hamad Intl
Qatar Airways Logo
4:20 am - 3:05 pmMAA  Chennai-ORD Chicago O'Hare Intl
21h 15m1 stop Doha Hamad Intl
$952Qatar Airways
Wed, Sep 30 - Wed, Oct 7
Qatar Airways Logo
7:50 pm - 2:30 amORD  Chicago O'Hare Intl-MAA Chennai
20h 10m1 stop Doha Hamad Intl
Qatar Airways Logo
3:25 am - 2:30 pmMAA  Chennai-ORD Chicago O'Hare Intl
22h 35m1 stop Doha Hamad Intl
$959Qatar Airways
Thu, Oct 29 - Tue, Nov 17
British Airways Logo
5:10 pm - 5:35 amORD  Chicago O'Hare Intl-MAA Chennai
24h 55m1 stop London Heathrow
British Airways Logo
7:35 am - 1:45 pmMAA  Chennai-ORD Chicago O'Hare Intl
41h 40m1 stop London Heathrow
$961British Airways
Sat, Jan 23 - Thu, Feb 18

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Emirates flights from Chicago to Chennai

Our best Emirates deals on Chicago to Chennai flight tickets
Emirates
Sep 1
ORD8:35 pmChicago O'Hare Intl
37h 25m
1 stop
MAA8:30 pmChennai
Sep 14
MAA4:05 amChennai
22h 10m
1 stop
ORD3:45 pmChicago O'Hare Intl
$948
Emirates
Aug 23
ORD8:35 pmChicago O'Hare Intl
19h 55m
1 stop
MAA3:00 amChennai
Sep 15
MAA10:05 pmChennai
28h 20m
1 stop
ORD3:55 pmChicago O'Hare Intl
$954
Emirates
Aug 24
ORD8:35 pmChicago O'Hare Intl
25h 00m
1 stop
MAA8:05 amChennai
Sep 15
MAA10:05 pmChennai
28h 10m
1 stop
ORD3:45 pmChicago O'Hare Intl
$962

British Airways flights from Chicago to Chennai

Our best British Airways deals on Chicago to Chennai flight tickets
British Airways
Jan 23
ORD5:10 pmChicago O'Hare Intl
24h 55m
1 stop
MAA5:35 amChennai
Feb 18
MAA7:35 amChennai
41h 40m
1 stop
ORD1:45 pmChicago O'Hare Intl
$961
British Airways
Jan 23
ORD9:50 pmChicago O'Hare Intl
20h 15m
1 stop
MAA5:35 amChennai
Feb 23
MAA7:35 amChennai
41h 40m
1 stop
ORD1:45 pmChicago O'Hare Intl
$962
British Airways
Sep 12
ORD9:15 pmChicago O'Hare Intl
19h 45m
1 stop
MAA3:30 amChennai
Sep 27
MAA5:35 amChennai
42h 45m
1 stop
ORD1:50 pmChicago O'Hare Intl
$975

momondo Fare Finder

 
Customize your flight search to find flights from Chicago to Chennai 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, momondo users made 832,500 searches. Data last updated August 16, 2026.
Use the filters below to find and compare flights from Chicago to Chennai that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoChennai

ORD Chicago O'Hare Intl - MAA Chennai

ORDMAA

Chicago O'Hare Intl

Sat 9/19

4:15 pm-11:35 pm

1 stop44h 50m

Chennai

Sun 10/4

12:50 am-1:55 pm

1 stop23h 35m

$947

ChicagoChennai

ORD Chicago O'Hare Intl - MAA Chennai

ORDMAA

Chicago O'Hare Intl

Wed 9/16

4:15 pm-11:35 pm

1 stop44h 50m

Chennai

Fri 10/16

12:50 am-1:55 pm

1 stop23h 35m

$947

ChicagoChennai

ORD Chicago O'Hare Intl - MAA Chennai

ORDMAA

Chicago O'Hare Intl

Sat 9/12

9:15 pm-3:30 am

1 stop19h 45m

Chennai

Sun 9/27

5:35 am-1:50 pm

1 stop42h 45m

$947

ChicagoChennai

ORD Chicago O'Hare Intl - MAA Chennai

ORDMAA

Chicago O'Hare Intl

Mon 9/28

8:25 pm-8:10 pm

1 stop37h 15m

Chennai

Tue 10/13

12:25 pm-8:35 am

3 stops30h 40m

$947

ChicagoChennai

ORD Chicago O'Hare Intl - MAA Chennai

ORDMAA

Chicago O'Hare Intl

Sun 9/27

8:25 pm-8:10 pm

1 stop37h 15m

Chennai

Sun 10/4

9:25 pm-3:40 pm

2 stops28h 45m

$947

ChicagoChennai

ORD Chicago O'Hare Intl - MAA Chennai

ORDMAA

Chicago O'Hare Intl

Tue 9/1

8:35 pm-8:30 pm

1 stop37h 25m

Chennai

Mon 9/14

4:05 am-3:45 pm

1 stop22h 10m

$948

ChicagoChennai

ORD Chicago O'Hare Intl - MAA Chennai

ORDMAA

Chicago O'Hare Intl

Tue 9/1

8:35 pm-8:30 pm

1 stop37h 25m

Chennai

Wed 9/30

10:05 pm-3:45 pm

1 stop28h 10m

$948
Quickest round-trip

ChicagoChennai

ORD Chicago O'Hare Intl - MAA Chennai

ORDMAA

Chicago O'Hare Intl

Wed 9/30

7:20 pm-2:40 am

1 stop20h 50m

Chennai

Wed 10/7

4:20 am-3:05 pm

1 stop21h 15m

$952

ChicagoChennai

ORD Chicago O'Hare Intl - MAA Chennai

ORDMAA

Chicago O'Hare Intl

Thu 10/29

7:50 pm-2:30 am

1 stop20h 10m

Chennai

Tue 11/17

3:25 am-2:30 pm

1 stop22h 35m

$959

ChicagoChennai

ORD Chicago O'Hare Intl - MAA Chennai

ORDMAA

Chicago O'Hare Intl

Sat 1/23

5:10 pm-5:35 am

1 stop24h 55m

Chennai

Thu 2/18

7:35 am-1:45 pm

1 stop41h 40m

$961

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Chennai from

How to get the cheapest flight ticket from Chicago to Chennai

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

What is the typical price of a round-trip flight between Chicago and Chennai?

Prices are currently typical for flights on this route.

Typical prices usually range from $835 to $1,364.
The lowest price recently found on this route was $947.

What is the cheapest month to fly to Chennai?

In general, February is the cheapest month to fly from Chicago to Chennai. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $847. If you’re not able to fly to Chennai in February, then April is your next best option. Flight prices from Chicago to Chennai during April average around $870.

What is the cheapest day to depart on your flight to Chennai?

The cheapest day to depart on your flight to Chennai is on a Tuesday when prices can be found for as low as $1,115. This is often the case because there is less demand to fly during this day of the week. Flights from Chicago to Chennai on a Monday will generally be more expensive and average around $1,308. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Chennai?

In the morning is the cheapest time of day to fly from Chicago to Chennai when you can find flight prices for as low as $1,115. Flying to Chennai in the morning is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Chennai is in the evening when prices are around $1,343.

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

You are more likely to see cheaper flights to Chennai from Chicago when booking weeks ahead of your departure date. In general, you can expect to find flights to Chennai for around $1,082 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chennai from Chicago for as low as $920 on momondo.

How have Chicago to Chennai flight prices changed over time?

As of August 2026, prices for Chicago to Chennai flights are approximately 4% cheaper when compared to flights at the same time last year.

When to book flights from Chicago to Chennai

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago to Chennai according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Chicago to Chennai (CHI to MAA) flight deals and tips

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

Fastest flight time

18h 45m

Direct flights

None
The fastest flight from Chicago to Chennai takes 18h 45m
There are no direct flights from Chicago to Chennai. There are no popular flight routes from Chicago to Chennai.
Search flight deals

Frequently asked questions about flying from Chicago to Chennai

  • How far is Chicago to Chennai by plane?

    A flight from Chicago to Chennai will travel around 8555.9 mi. A reasonable flight in good conditions will take 18h 45m.

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

    Prices for flights from Chicago to Chennai Airport refresh daily.

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

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

    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 Chicago to Chennai Airport.

  • What documentation or ID do you need to fly to Chennai Airport?

    The required travel and health documents for your Chennai Airport 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 Chennai Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Chicago to Chennai?

Best airlines flying from Chicago to Chennai

Compare and see reviews for airlines that fly from Chicago to Chennai with momondo
Airline
Rating
Free Cancellation
Price
Cathay PacificPriceFrom $611Free CancellationRating
7.6
1,453 reviews
Search Cathay Pacific flights
Air IndiaPriceFrom $664Free CancellationRating
5.5
2,945 reviews
Search Air India flights
Etihad AirwaysPriceFrom $730Free CancellationRating
7.3
1,505 reviews
Search Etihad Airways flights
EmiratesPriceFrom $766Free CancellationRating
8.1
3,655 reviews
Search Emirates flights
Qatar AirwaysPriceFrom $801Free CancellationRating
7.4
3,738 reviews
Search Qatar Airways flights
LufthansaPriceFrom $828Free CancellationRating
6.8
8,195 reviews
Search Lufthansa flights
British AirwaysPriceFrom $828Free CancellationRating
6.7
8,168 reviews
Search British Airways flights

Traveling to a place near Chennai?

Book flights to Chennai if you plan to visit one of these locations
Mahabalipuram
Vellore

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Chennai from Chicago.

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

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

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

Once you have performed a search for Chicago to Chennai flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for Chicago to Chennai flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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