Air China, Delta and Malaysia Airlines are the most popular airlines when flying from USA to Chennai.
The most popular route from USA to Chennai is Dallas/Fort Worth - Chennai. You may also consider San Francisco - Chennai or New York John F Kennedy Intl - Chennai.
The cheapest flight price from USA to Chennai is $668. On average you can expect to pay $1135. The most popular route, (Dallas/Fort Worth - Chennai), can usually be booked for $1027.