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St Louis To Chennai Flights

  • One-Way
  • Round-Trip
  • Multi-City

From

Indira Gandhi International Airport

To

Chhatrapati Shivaji International Airport

DEPARTURE DATE

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Friday

Return Date

Book a round trip
to save more

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TRAVELLER & CLASS

1 Traveller

Economy

April
August
September
October
November
December
January
February
March

April is by far the best month, wherein you can get cheapest flights for St Louis to Chennai. Meanwhile, is perceived as the expensive month due to the varying factors. That’s why it’s highly advised to make advanced online flight booking to save huge amounts of money.

disclDisclaimer - All the above-mentioned fares were found within last 48 hrs. The displayed fares are based on historical data and are subject to change. The fares cannot be guaranteed at the time of booking.

St Louis Airport Contact Info

Chennai Airport Contact Info

Best Flight From St Louis To Chennai

American Airlines
American Airlines

St Louis

18:55

St Louis

St Louis Lambert International Airport

Thu , 23 Apr 2026

38h 45m
ellipse
2 Stop

Chennai

20:10

Chennai

Chennai International Airport

Sat, 25 Apr 2026

£642
American Airlines
American Airlines

St Louis

08:54

St Louis

St Louis Lambert International Airport

Thu , 23 Apr 2026

24h 46m
ellipse
2 Stop

Chennai

20:10

Chennai

Chennai International Airport

Fri, 24 Apr 2026

£698
Qatar Airways
Qatar Airways

St Louis

11:06

St Louis

St Louis Lambert International Airport

Thu , 23 Apr 2026

29h 04m
ellipse
2 Stop

Chennai

02:40

Chennai

Chennai International Airport

Sat, 25 Apr 2026

£838
United Airlines
United Airlines

St Louis

20:15

St Louis

St Louis Lambert International Airport

Thu , 23 Apr 2026

41h 25m
ellipse
2 Stop

Chennai

00:10

Chennai

Chennai International Airport

Sun, 26 Apr 2026

£894
British Airways
British Airways

St Louis

12:27

St Louis

St Louis Lambert International Airport

Thu , 23 Apr 2026

28h 33m
ellipse
2 Stop

Chennai

03:30

Chennai

Chennai International Airport

Sat, 25 Apr 2026

£1119
British Airways
British Airways

St Louis

17:21

St Louis

St Louis Lambert International Airport

Thu , 23 Apr 2026

23h 39m
ellipse
2 Stop

Chennai

03:30

Chennai

Chennai International Airport

Sat, 25 Apr 2026

£1164
Qatar Airways
Qatar Airways

St Louis

14:33

St Louis

St Louis Lambert International Airport

Thu , 23 Apr 2026

25h 37m
ellipse
2 Stop

Chennai

02:40

Chennai

Chennai International Airport

Sat, 25 Apr 2026

£1194
Cathay Pacific airways
Cathay Pacific airways

St Louis

06:21

St Louis

St Louis Lambert International Airport

Thu , 23 Apr 2026

30h 44m
ellipse
2 Stop

Chennai

23:35

Chennai

Chennai International Airport

Fri, 24 Apr 2026

£1295
Alaska Airlines
Alaska Airlines

St Louis

16:46

St Louis

St Louis Lambert International Airport

Thu , 23 Apr 2026

42h 44m
ellipse
2 Stop

Chennai

22:00

Chennai

Chennai International Airport

Sat, 25 Apr 2026

£1695
Air Canada
Air Canada

St Louis

16:05

St Louis

St Louis Lambert International Airport

Thu , 23 Apr 2026

24h 55m
ellipse
2 Stop

Chennai

03:30

Chennai

Chennai International Airport

Sat, 25 Apr 2026

£3507
United Airlines
United Airlines

St Louis

17:36

St Louis

St Louis Lambert International Airport

Sun , 26 Apr 2026

44h 04m
ellipse
2 Stop

Chennai

00:10

Chennai

Chennai International Airport

Wed, 29 Apr 2026

£4430
ellipse

Early Morning Flight St Louis to Chennai

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Cheapest Flight
Found
£1295
group
Average Flight
Time
30h 44m
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Date/Time
23 Apr 2026
06:21 AM
plane
Airlines
Cathay Pacific airways
Ellipse

Late Night Flight St Louis to Chennai

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Cheapest Flight
Found
£642
group
Average Flight
Time
38h 45m
calendar
Date/Time
23 Apr 2026
18:55 PM
plane
Airlines
American Airlines

Flights from St Louis to Chennai with Easemytrip

Flying from St Louis to Chennai has never been easier. Whether you’re planning a short business trip, a weekend getaway, or reconnecting with family and friends, Easemytrip brings you the best deals, seamless booking, and flexible options for this popular flight route. Our platform is built to help travellers like you compare flight prices, explore direct and connecting options, and find the perfect departure time — all within a few clicks.

The air route between St Louis to Chennai is one of the most frequently travelled, offering reliable services from top airlines and excellent connectivity between St Louis Lambert International Airport (STL) and Chennai International Airport (MAA). You can expect a flight distance of approximately 14178 km, and most direct services cover it in around 18:42.

Let’s take a closer look at everything you need to know before booking your flight from St Louis to Chennai.

Travel Overview: St Louis to Chennai

Flight Details Information
Route Distance 14178 km
Average Flight Time 18:42 hrs
Departure Airport St Louis Lambert International Airport (STL)
Arrival Airport Chennai International Airport (MAA)
Cabin Classes Available Economy Class, Premium Economy, Business Class, First Class
Direct Flights NO
Common Airlines American Airlines, Qatar Airways, United Airlines, British Airways

The route is serviced regularly by both full-service and budget airlines, catering to all types of travellers — from those looking for no-frills budget options to those preferring business and first-class comfort. If you're flying for business, early morning weekday flights are a great choice, while leisure travellers often opt for weekend and evening departures.

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FAQs about flights from St Louis to Chennai

Are there direct flights from St Louis to Chennai?

How early should I book?

Which airlines offer the most frequent service?

Is it cheaper to fly round-trip or one-way?

Can I mix airlines for departure and return?

Is it possible to change or cancel my booking after confirmation?

Can I book additional baggage or in-flight services in advance?