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Cheap flights from Chicago O'Hare Intl Airport to Chennai from $374

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 O'Hare Intl Airport to Chennai departing on 4/3. 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

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Find the cheapest flights from Chicago O'Hare Intl Airport to Chennai

Cheap round-trip flights

Enter your travel dates to find the best prices.
Etihad Airways Logo
2:00 pm - 8:25 am
ORD
-
MAA
31h 55m
1 stop
Etihad Airways Logo
10:15 am - 8:35 am
MAA
-
ORD
32h 50m
1 stop
$777Etihad Airways
Thu, May 7 - Sun, May 31
Etihad Airways Logo
2:00 pm - 8:10 pm
ORD
-
MAA
19h 40m
1 stop
Etihad Airways Logo
9:55 pm - 8:35 am
MAA
-
ORD
21h 10m
1 stop
$781Etihad Airways
Sun, Apr 19 - Thu, Apr 23
Etihad Airways Logo
2:00 pm - 8:25 am
ORD
-
MAA
31h 55m
1 stop
Etihad Airways Logo
4:05 am - 8:35 am
MAA
-
ORD
39h 00m
1 stop
$783Etihad Airways
Wed, May 6 - Wed, Jul 15
Etihad Airways Logo
9:10 pm - 2:25 am
ORD
-
MAA
18h 45m
1 stop
Etihad Airways Logo
4:05 am - 3:40 pm
MAA
-
ORD
22h 05m
1 stop
$784Etihad Airways
Wed, Sep 2 - Thu, Sep 17
Etihad Airways Logo
2:00 pm - 8:10 pm
ORD
-
MAA
19h 40m
1 stop
Etihad Airways Logo
4:05 pm - 8:35 am
MAA
-
ORD
27h 00m
1 stop
$785Etihad Airways
Tue, May 5 - Wed, May 20
Etihad Airways Logo
2:00 pm - 2:50 am
ORD
-
MAA
26h 20m
1 stop
Etihad Airways Logo
9:55 pm - 8:35 am
MAA
-
ORD
21h 10m
1 stop
$786Etihad Airways
Wed, May 13 - Sun, May 24
Etihad Airways Logo
1:00 pm - 8:10 pm
ORD
-
MAA
20h 40m
1 stop
Etihad Airways Logo
9:55 pm - 8:35 am
MAA
-
ORD
21h 10m
1 stop
$787Etihad Airways
Wed, Apr 8 - Sun, Apr 19
Etihad Airways Logo
1:00 pm - 8:10 pm
ORD
-
MAA
20h 40m
1 stop
Etihad Airways Logo
9:55 pm - 8:35 am
MAA
-
ORD
21h 10m
1 stop
$788Etihad Airways
Thu, Apr 2 - Thu, Apr 23
Etihad Airways Logo
2:00 pm - 8:10 pm
ORD
-
MAA
19h 40m
1 stop
Etihad Airways Logo
9:55 pm - 8:35 am
MAA
-
ORD
21h 10m
1 stop
$789Etihad Airways
Wed, Apr 22 - Tue, May 12
Etihad Airways Logo
2:00 pm - 8:10 pm
ORD
-
MAA
19h 40m
1 stop
Etihad Airways Logo
9:55 pm - 8:35 am
MAA
-
ORD
21h 10m
1 stop
$790Etihad Airways
Sun, May 3 - Tue, May 12

Etihad Airways flights from Chicago O'Hare Intl Airport to Chennai

Our best Etihad Airways deals on Chicago O'Hare Intl Airport to Chennai flight tickets
Etihad Airways
May 7
ORD2:00 pmChicago O'Hare Intl
31h 55m
1 stop
MAA8:25 amChennai
May 31
MAA10:15 amChennai
32h 50m
1 stop
ORD8:35 amChicago O'Hare Intl
$777
Etihad Airways
Apr 19
ORD2:00 pmChicago O'Hare Intl
19h 40m
1 stop
MAA8:10 pmChennai
Apr 23
MAA9:55 pmChennai
21h 10m
1 stop
ORD8:35 amChicago O'Hare Intl
$781
Etihad Airways
May 6
ORD2:00 pmChicago O'Hare Intl
31h 55m
1 stop
MAA8:25 amChennai
Jul 15
MAA4:05 amChennai
39h 00m
1 stop
ORD8:35 amChicago O'Hare Intl
$783

Qatar Airways flights from Chicago O'Hare Intl Airport to Chennai

Our best Qatar Airways deals on Chicago O'Hare Intl Airport to Chennai flight tickets
Qatar Airways
Apr 1
ORD7:20 pmChicago O'Hare Intl
21h 00m
1 stop
MAA2:50 amChennai
Apr 21
MAA4:20 amChennai
21h 15m
1 stop
ORD3:05 pmChicago O'Hare Intl
$840
Qatar Airways
Apr 23
ORD7:20 pmChicago O'Hare Intl
21h 00m
1 stop
MAA2:50 amChennai
May 5
MAA3:55 amChennai
21h 40m
1 stop
ORD3:05 pmChicago O'Hare Intl
$846
Qatar Airways
Apr 1
ORD8:00 amChicago O'Hare Intl
32h 20m
2 stops
MAA2:50 amChennai
Apr 21
MAA4:20 amChennai
21h 15m
1 stop
ORD3:05 pmChicago O'Hare Intl
$903

momondo Fare Finder

 
Customize your flight search to find flights from Chicago O'Hare Intl Airport 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 March 22, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Chennai that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoChennai

ORD - MAA

ORDMAA

Chicago O'Hare Intl

Thu 5/7

2:00 pm-8:25 am

1 stop31h 55m

Chennai

Sun 5/31

10:15 am-8:35 am

1 stop32h 50m

$777
Quickest round-trip

ChicagoChennai

ORD - MAA

ORDMAA

Chicago O'Hare Intl

Sun 4/19

2:00 pm-8:10 pm

1 stop19h 40m

Chennai

Thu 4/23

9:55 pm-8:35 am

1 stop21h 10m

$781

ChicagoChennai

ORD - MAA

ORDMAA

Chicago O'Hare Intl

Wed 5/6

2:00 pm-8:25 am

1 stop31h 55m

Chennai

Wed 7/15

4:05 am-8:35 am

1 stop39h 00m

$783

ChicagoChennai

ORD - MAA

ORDMAA

Chicago O'Hare Intl

Wed 9/2

9:10 pm-2:25 am

1 stop18h 45m

Chennai

Thu 9/17

4:05 am-3:40 pm

1 stop22h 05m

$784

ChicagoChennai

ORD - MAA

ORDMAA

Chicago O'Hare Intl

Tue 5/5

2:00 pm-8:10 pm

1 stop19h 40m

Chennai

Wed 5/20

4:05 pm-8:35 am

1 stop27h 00m

$785

ChicagoChennai

ORD - MAA

ORDMAA

Chicago O'Hare Intl

Wed 5/13

2:00 pm-2:50 am

1 stop26h 20m

Chennai

Sun 5/24

9:55 pm-8:35 am

1 stop21h 10m

$786

ChicagoChennai

ORD - MAA

ORDMAA

Chicago O'Hare Intl

Wed 4/8

1:00 pm-8:10 pm

1 stop20h 40m

Chennai

Sun 4/19

9:55 pm-8:35 am

1 stop21h 10m

$787

ChicagoChennai

ORD - MAA

ORDMAA

Chicago O'Hare Intl

Thu 4/2

1:00 pm-8:10 pm

1 stop20h 40m

Chennai

Thu 4/23

9:55 pm-8:35 am

1 stop21h 10m

$788

ChicagoChennai

ORD - MAA

ORDMAA

Chicago O'Hare Intl

Wed 4/22

2:00 pm-8:10 pm

1 stop19h 40m

Chennai

Tue 5/12

9:55 pm-8:35 am

1 stop21h 10m

$789

ChicagoChennai

ORD - MAA

ORDMAA

Chicago O'Hare Intl

Sun 5/3

2:00 pm-8:10 pm

1 stop19h 40m

Chennai

Tue 5/12

9:55 pm-8:35 am

1 stop21h 10m

$790

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 O'Hare Intl Airport 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 cheapest month to fly to Chennai?

In general, April is the cheapest month to fly from Chicago O'Hare Intl Airport to Chennai. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $844. If you’re not able to fly to Chennai in April, then February is your next best option. Flight prices from Chicago O'Hare Intl Airport to Chennai during February average around $848.

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 O'Hare Intl Airport 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 O'Hare Intl Airport 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.

What is the cheapest Chicago O'Hare Intl to Chennai flight route?

Fly from Chicago O'Hare Intl to Chennai for the best Chicago O'Hare Intl - Chennai flight prices

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

You are more likely to see cheaper flights to Chennai from Chicago O'Hare Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Chennai for around $1,036 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chennai from Chicago O'Hare Intl Airport for as low as $908 on momondo.

What cabin class options are available on Chicago O'Hare Intl to Chennai flights?

There is only 1 cabin class available to choose from on Chicago O'Hare Intl to Chennai flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Chicago O'Hare Intl Airport to Chennai flight prices changed over time?

As of March 2026, prices for Chicago O'Hare Intl Airport to Chennai flights are approximately 11% more expensive when compared to flights at the same time last year.

When to book flights from Chicago O'Hare Intl Airport to Chennai

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

Cheap Chicago O'Hare Intl Airport to Chennai (ORD to MAA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to Chennai

Fastest flight time

18h 45m

Direct flights

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

  • How far is Chicago O'Hare Intl to Chennai by plane?

    Chennai is 8552.4 mi away from Chicago O'Hare Intl. In terms of flight time, this usually takes a little over 18h 45m.

  • When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Chennai Airport?

    Prices for flights from Chicago O'Hare Intl Airport to Chennai Airport refresh daily.

  • How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Chennai Airport?

  • How old do you have to be to fly from Chicago O'Hare Intl Airport to Chennai Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago O'Hare Intl Airport 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 O'Hare Intl Airport to Chennai?

Best airlines flying from Chicago O'Hare Intl Airport to Chennai

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Chennai with momondo
Airline
Rating
Free Cancellation
Price
Cathay PacificPriceFrom $611Free CancellationRating
7.6
1,222 reviews
Search Cathay Pacific flights
Air IndiaPriceFrom $691Free CancellationRating
5.5
2,973 reviews
Search Air India flights
Etihad AirwaysPriceFrom $729Free CancellationRating
7.3
1,429 reviews
Search Etihad Airways flights
SWISSPriceFrom $776Free CancellationRating
7.5
1,902 reviews
Search SWISS flights
Qatar AirwaysPriceFrom $804Free CancellationRating
7.4
3,733 reviews
Search Qatar Airways flights
British AirwaysPriceFrom $804Free CancellationRating
6.7
7,811 reviews
Search British Airways flights
LufthansaPriceFrom $832Free CancellationRating
6.8
7,862 reviews
Search Lufthansa flights
EmiratesPriceFrom $878Free CancellationRating
8.1
3,541 reviews
Search Emirates flights
IndiGoPriceFrom $917Free CancellationRating
6.8
544 reviews
Search IndiGo 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?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Chicago to Chennai. Millions of users trust and use momondo every year so you are in good hands.

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 in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Chennai from Chicago.

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

If you are simply researching potential flights to Chennai, momondo offers a useful price alert feature which will track prices for flights to Chennai from Chicago and alert you when they change.

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