Cheap flights from Chennai to Illinois from $446
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chennai to Illinois departing on 6/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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
What is the cheapest month to fly to Illinois?
The cheapest month to fly to Illinois from Chennai is in November. Flight prices, which tend to average around $1,035, 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 November, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $1,037.
What is the cheapest day to depart on your flight to Illinois?
The cheapest day to depart from Chennai to Illinois is on a Thursday when prices can be found for as low as $1,119. Flights from Chennai to Illinois on a Saturday will generally be more expensive and average around $1,378. 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 Illinois?
Our most recent data shows that the best time of day to fly to Illinois is in the evening. Flights from Chennai to Illinois during this time can be as low as $1,183. Flights in the morning are often more expensive with an average ticket price of $1,370.
What is the cheapest Chennai to Illinois flight route?
Fly from Chennai to Chicago O'Hare Intl for the best Chennai - Illinois flight prices
How far in advance should I book a flight to Illinois?
You are more likely to see cheaper flights to Illinois from Chennai when booking 17 weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $1,170 when searching 17 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 $1,015 on momondo.
What cabin class options are available on Chennai to Illinois flights?
There are 1 cabin classes available to choose from on Chennai to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Chennai to Illinois?
Air India, IndiGo, and American Airlines are the most popular carriers operating from Chennai to Illinois
What airlines fly to Illinois?
Etihad Airways, Emirates and Air India 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 42% 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.
Cheap Chennai to Illinois flight deals and tips
Find info about flight duration, direct flights, and airports for your flight 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 June 2025.
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 | ||
|---|---|---|---|---|---|
| PriceFrom $827 | Free Cancellation | Rating 5.5 2,914 reviews | |||
| PriceFrom $863 | Free Cancellation | Rating 6.6 7,028 reviews | |||
| PriceFrom $877 | Free Cancellation | Rating 7.4 1,212 reviews | |||
| PriceFrom $933 | Free Cancellation | Rating 7.4 3,591 reviews | |||
| PriceFrom $977 | Free Cancellation | Rating 6.8 7,152 reviews | |||
| PriceFrom $1,041 | Free Cancellation | Rating 8.1 3,267 reviews |
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.