Which airports can I use when flying from St. Louis to Chennai?

Flights from St. Louis to Chennai usually depart from Lambert-St Louis (STL) and arrive at Chennai (MAA).

What cabin classes can I book on flights from St. Louis to Chennai?

Three cabin classes are available on flights from St. Louis to Chennai: • Economy Class • Premium Economy Class • Business Class

Which airports do connecting flights from St. Louis to Chennai pass through?

Most connecting flights from St. Louis to Chennai pass through Frankfurt am Main (FRA), which handles 100% of one-stop traffic on this route. Other layover airports each see under 5%.

Can I save money by using flexible dates for flights from St. Louis to Chennai?

Yes. Being flexible with your travel dates can save you up to 49% on the St. Louis to Chennai route. Tuesday is the cheapest departure day at $1,022 round-trip on average, while Sunday is the most expensive at $1,972, a difference of $950. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

How expensive are last-minute St. Louis to Chennai flights?

Last-minute fares on this route - booked within 2 weeks of departure - run 33% above the route average of $1,327. Book 3 weeks before departure for the lowest fares.

How long is a flight from St. Louis to Chennai?

A nonstop flight from St. Louis to Chennai takes 0h 00m, covering 8,804 miles.

Do I need a passport to fly from St. Louis to Chennai?

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

How are flight prices from St. Louis to Chennai looking right now?

One-way fares from St. Louis to Chennai are currently higher than usual. Average one-way flight prices are about $1,081, which is 40% above the typical average for this route.

What is the time difference between St. Louis and Chennai?

Chennai is 10 hours ahead of St. Louis (India Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

How much should I expect to pay for a St. Louis to Chennai flight?

Round-trip flights from St. Louis to Chennai range from $1,107 to $1,557, with an average of $1,327 over the past 12 months. Anything below $1,107 counts as a good deal.

What is the cheapest airline to fly from St. Louis to Chennai?

Qatar Airways ($1,218) and Lufthansa ($1,504) are the cheapest airlines to fly round-trip from St. Louis to Chennai according to KAYAK data over the last 5 days.

What is the cheapest layover airport when flying from St. Louis to Chennai?

Flights via Frankfurt am Main (FRA) offer the most affordable fares, with an average round-trip price of $1,710. Based on KAYAK data over the past 3 months.

When flying from St. Louis to Chennai which airport offers the shortest layover?

Frankfurt am Main (FRA) had the shortest average connection time for St. Louis to Chennai layovers at 751 minutes over the past 3 months.

$653 CHEAP FLIGHTS from St. Louis to Chennai (STL - MAA)

Save 21% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Cheapest round-trip

$1,022

Typical prices: $1,107-$1,557

Multiple Airlines

Sat 11/3Wed 11/14

STL - MAA • 2 stops

Cheapest one-way

$653

Typical prices: $732-$909

Multiple Airlines

Sun 11/18

STL - MAA • 2 stops

Nonstop flights

Not available

There are currently no direct flights between St. Louis and Chennai. You'll need to take a connecting flight to reach the destination.

Insights

When to book

3 weeks

in advance

Our data shows that travelers who book at least 3 weeks in advance save around 44% compared to booking last minute.

Insights

When to travel

March

Cheapest • 28% price drop

January

Most popular

Good to know

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to Chennai!

Flight Deals

Cheap Flights from St. Louis to Chennai (STL-MAA)

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from St. Louis to Chennai

Tue, Nov 3 - Sat, Nov 14

11:35 am - 2:35 amSTL Lambert-St Louis-MAA Chennai

27h 30m2 stops Chicago O'Hare Intl Abu Dhabi Zayed Intl

3:55 am - 7:22 pmMAA Chennai-STL Lambert-St Louis

26h 57m2 stops Abu Dhabi Zayed Intl Chicago O'Hare Intl

$1,022Multiple Airlines

Tue, Nov 3 - Sun, Nov 15

11:35 am - 8:05 amSTL Lambert-St Louis-MAA Chennai

33h 00m2 stops Chicago O'Hare Intl Abu Dhabi Zayed Intl

9:55 am - 9:07 pmMAA Chennai-STL Lambert-St Louis

46h 42m2 stops Abu Dhabi Zayed Intl New York John F Kennedy Intl

$1,022Multiple Airlines

Mon, Feb 1 - Sun, Feb 28

7:25 am - 2:35 amSTL Lambert-St Louis-MAA Chennai

31h 40m2 stops Chicago O'Hare Intl Abu Dhabi Zayed Intl

9:50 pm - 8:18 pmMAA Chennai-STL Lambert-St Louis

33h 58m2 stops Abu Dhabi Zayed Intl New York John F Kennedy Intl

$1,022Multiple Airlines

Tue, Nov 3 - Thu, Dec 3

6:00 am - 2:35 amSTL Lambert-St Louis-MAA Chennai

33h 05m2 stops New York LaGuardia Abu Dhabi Zayed Intl

9:55 am - 4:43 pmMAA Chennai-STL Lambert-St Louis

42h 18m2 stops Abu Dhabi Zayed Intl Chicago O'Hare Intl

$1,022Multiple Airlines

Thu, Sep 24 - Mon, Sep 28

11:01 am - 2:40 amSTL Lambert-St Louis-MAA Chennai

29h 09m2 stops Chicago O'Hare Intl Doha Hamad Intl

4:05 am - 7:07 pmMAA Chennai-STL Lambert-St Louis

25h 32m2 stops Doha Hamad Intl Dallas/Fort Worth

$1,218Qatar Airways

Thu, Sep 24 - Mon, Sep 28

11:01 am - 2:40 amSTL Lambert-St Louis-MAA Chennai

29h 09m2 stops Chicago O'Hare Intl Doha Hamad Intl

4:05 am - 7:07 pmMAA Chennai-STL Lambert-St Louis

25h 32m2 stops Doha Hamad Intl Dallas/Fort Worth

$1,219Qatar Airways

Mon, Feb 1 - Sat, Feb 27

11:45 am - 12:05 amSTL Lambert-St Louis-MAA Chennai

24h 50m2 stops Newark Frankfurt am Main

1:45 am - 1:45 pmMAA Chennai-STL Lambert-St Louis

23h 30m1 stop Frankfurt am Main

$1,504Lufthansa

Thu, Oct 29 - Sat, Nov 21

11:29 am - 10:50 pmSTL Lambert-St Louis-MAA Chennai

48h 51m3 stops Newark Munich Franz Josef Strauss Mumbai Chhatrapati Shivaji Intl

1:45 am - 5:02 pmMAA Chennai-STL Lambert-St Louis

26h 47m2 stops Frankfurt am Main Chicago O'Hare Intl

$1,525Lufthansa

Thu, Oct 29 - Sat, Nov 21

1:08 pm - 8:45 amSTL Lambert-St Louis-MAA Chennai

33h 07m3 stops Chicago O'Hare Intl Munich Franz Josef Strauss Mumbai Chhatrapati Shivaji Intl

1:45 am - 4:57 pmMAA Chennai-STL Lambert-St Louis

26h 42m2 stops Frankfurt am Main Chicago O'Hare Intl

$1,526Lufthansa

Mon, Nov 23 - Thu, Dec 31

1:14 pm - 2:15 amSTL Lambert-St Louis-MAA Chennai

25h 31m2 stops Chicago O'Hare Intl Doha Hamad Intl

3:15 am - 9:47 pmMAA Chennai-STL Lambert-St Louis

30h 02m2 stops Doha Hamad Intl Philadelphia

$1,601Qatar Airways

Recent last minute flight deals from St. Louis to Chennai

Mon, Sep 7 - Mon, Sep 21

6:00 am - 3:10 amSTL Lambert-St Louis-MAA Chennai

34h 40m2 stops Washington, D.C. Reagan-National Abu Dhabi Zayed Intl

9:55 pm - 8:44 pmMAA Chennai-STL Lambert-St Louis

33h 19m2 stops Abu Dhabi Zayed Intl Chicago O'Hare Intl

$1,022Multiple Airlines

Mon, Sep 7 - Tue, Sep 22

6:00 am - 3:10 amSTL Lambert-St Louis-MAA Chennai

34h 40m2 stops Washington, D.C. Reagan-National Abu Dhabi Zayed Intl

9:55 pm - 8:44 pmMAA Chennai-STL Lambert-St Louis

33h 19m2 stops Abu Dhabi Zayed Intl Chicago O'Hare Intl

$1,022Multiple Airlines

Fri, Sep 11 - Fri, Sep 18

6:53 am - 8:50 pmSTL Lambert-St Louis-MAA Chennai

27h 27m2 stops Charlotte Douglas Abu Dhabi Zayed Intl

3:40 pm - 1:16 pmMAA Chennai-STL Lambert-St Louis

32h 06m2 stops Abu Dhabi Zayed Intl Chicago O'Hare Intl

$1,022Multiple Airlines

Tue, Sep 8 - Mon, Sep 21

1:25 pm - 3:10 amSTL Lambert-St Louis-MAA Chennai

27h 15m2 stops Chicago O'Hare Intl Abu Dhabi Zayed Intl

9:55 pm - 12:27 amMAA Chennai-STL Lambert-St Louis

37h 02m2 stops Abu Dhabi Zayed Intl Chicago O'Hare Intl

$1,022Multiple Airlines

Mon, Sep 7 - Mon, Sep 21

11:35 am - 2:50 amSTL Lambert-St Louis-MAA Chennai

28h 45m2 stops Miami Doha Hamad Intl

4:05 am - 12:27 amMAA Chennai-STL Lambert-St Louis

30h 52m2 stops Doha Hamad Intl Chicago O'Hare Intl

$1,171Qatar Airways

Tue, Sep 8 - Wed, Sep 16

1:25 pm - 2:40 amSTL Lambert-St Louis-MAA Chennai

26h 45m2 stops Chicago O'Hare Intl Doha Hamad Intl

4:20 am - 7:07 pmMAA Chennai-STL Lambert-St Louis

25h 17m2 stops Doha Hamad Intl Dallas/Fort Worth

$1,213Qatar Airways

Wed, Sep 9 - Thu, Sep 17

11:01 am - 2:40 amSTL Lambert-St Louis-MAA Chennai

29h 09m2 stops Chicago O'Hare Intl Doha Hamad Intl

4:20 am - 9:57 pmMAA Chennai-STL Lambert-St Louis

28h 07m2 stops Doha Hamad Intl Dallas/Fort Worth

$1,219Qatar Airways

Tue, Sep 8 - Mon, Sep 21

12:28 pm - 8:55 amSTL Lambert-St Louis-MAA Chennai

33h 57m3 stops Newark Munich Franz Josef Strauss Mumbai Chhatrapati Shivaji Intl

5:00 pm - 10:00 pmMAA Chennai-STL Lambert-St Louis

39h 30m3 stops Mumbai Chhatrapati Shivaji Intl Munich Franz Josef Strauss Chicago O'Hare Intl

$1,573Lufthansa

Tue, Sep 8 - Mon, Sep 21

12:28 pm - 8:55 amSTL Lambert-St Louis-MAA Chennai

33h 57m3 stops Newark Munich Franz Josef Strauss Mumbai Chhatrapati Shivaji Intl

5:00 pm - 1:25 pmMAA Chennai-STL Lambert-St Louis

30h 55m2 stops Mumbai Chhatrapati Shivaji Intl Frankfurt am Main

$1,586Lufthansa

Tue, Sep 8 - Mon, Sep 21

3:30 pm - 12:10 amSTL Lambert-St Louis-MAA Chennai

22h 10m1 stop Frankfurt am Main

9:05 pm - 1:25 pmMAA Chennai-STL Lambert-St Louis

26h 50m2 stops Mumbai Chhatrapati Shivaji Intl Frankfurt am Main

$1,628Lufthansa

Booking Insights

Price, demand and travel trends for St. Louis to Chennai flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from St. Louis to Chennai with more confidence.

Prices

Airlines

Layovers

What's the cheapest day of the week to fly from St. Louis to Chennai?

Tuesday is the cheapest day of the week to fly from St. Louis to Chennai, it is 23% cheaper than the average day. Sunday is the most expensive day with flight prices 48% higher than average. Based on deals found by KAYAK users in the last 12 months.

What is the cheapest month to fly from St. Louis to Chennai?

March is the cheapest month to fly from St. Louis to Chennai at $953 round-trip.
December ($1,922) and August ($1,566) are the most expensive months.
The price difference between flying in the cheapest and most expensive months is 101% on average.

This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices from St. Louis to Chennai the cheapest?

Flights from St. Louis to Chennai are cheapest 3 weeks before departure. Booking in this window typically costs about 44% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Find deals

Low season	September
High season	January
Cheapest flight	$653

Best time to beat the crowds with an average 23% drop in price.

Most popular time to fly with an average 1% increase in price.

Flight from St. Louis to Chennai

When to book flights from St. Louis to Chennai

Are your dates flexible? Find out the best times to travel from St. Louis to Chennai based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

Which airports can I use when flying from St. Louis to Chennai?
Flights from St. Louis to Chennai usually depart from Lambert-St Louis (STL) and arrive at Chennai (MAA).
What cabin classes can I book on flights from St. Louis to Chennai?
Three cabin classes are available on flights from St. Louis to Chennai:

• Economy Class
• Premium Economy Class
• Business Class
Which airports do connecting flights from St. Louis to Chennai pass through?
Most connecting flights from St. Louis to Chennai pass through Frankfurt am Main (FRA), which handles 100% of one-stop traffic on this route. Other layover airports each see under 5%.
Can I save money by using flexible dates for flights from St. Louis to Chennai?
Yes. Being flexible with your travel dates can save you up to 49% on the St. Louis to Chennai route. Tuesday is the cheapest departure day at $1,022 round-trip on average, while Sunday is the most expensive at $1,972, a difference of $950. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.
How expensive are last-minute St. Louis to Chennai flights?
Last-minute fares on this route - booked within 2 weeks of departure - run 33% above the route average of $1,327. Book 3 weeks before departure for the lowest fares.
How long is a flight from St. Louis to Chennai?
A nonstop flight from St. Louis to Chennai takes 0h 00m, covering 8,804 miles.
Do I need a passport to fly from St. Louis to Chennai?
Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.
How are flight prices from St. Louis to Chennai looking right now?
One-way fares from St. Louis to Chennai are currently higher than usual. Average one-way flight prices are about $1,081, which is 40% above the typical average for this route.
What is the time difference between St. Louis and Chennai?
Chennai is 10 hours ahead of St. Louis (India Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.
How much should I expect to pay for a St. Louis to Chennai flight?
Round-trip flights from St. Louis to Chennai range from $1,107 to $1,557, with an average of $1,327 over the past 12 months. Anything below $1,107 counts as a good deal.

If your dates can be flexible, aim for a Tuesday departure instead of Sunday. On this route, Tuesday flights average $1,022 - about $950 less than Sunday (48% savings) based on the last 12 months.
For the best chance at a low fare, aim to book around 3 weeks before you fly. On this route, that window historically saves about 44% versus last-minute pricing (KAYAK booking data, last 12 months).
If you can choose when to travel, plan your St. Louis to Chennai trip for March. Fares historically average $953 round-trip in that month - typically $969 less than the most expensive month, which is December (based on the last 12 months).
If you're arriving late at night and need somewhere to stay, check out these hotels close to Chennai Airport.
- Radisson Blu Hotel And Suites GRT Chennai
- Trident Chennai
- Hotel Mount Manor

More options for your flight from St. Louis to Chennai

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STL - MAA

$653 Find Cheap Flights from St. Louis to Chennai - Compare and Save

Everything you should know

Cheap Flights from St. Louis to Chennai (STL-MAA)

Recent round-trip flight deals from St. Louis to Chennai

Recent one-way flight deals from St. Louis to Chennai

Recent last minute flight deals from St. Louis to Chennai

Price, demand and travel trends for St. Louis to Chennai flights

What's the cheapest day of the week to fly from St. Louis to Chennai?

What is the cheapest month to fly from St. Louis to Chennai?

When are prices from St. Louis to Chennai the cheapest?

What is the cheapest airline to fly from St. Louis to Chennai?

What is the cheapest layover airport when flying from St. Louis to Chennai?

When flying from St. Louis to Chennai which airport offers the shortest layover?

Key details for St. Louis to Chennai flights

Low season

High season

Cheapest flight

When to book flights from St. Louis to Chennai

Your St. Louis to Chennai flight questions, answered

Your guide to booking St. Louis to Chennai flights

More options for your flight from St. Louis to Chennai

Complete your trip to Chennai with a hotel stay or car rental

Information on your arrival and departure airports

Cabin class types available on flights from St. Louis to Chennai

Find direct flights to and from St. Louis and Chennai

Flights from domestic origins to Chennai

Flights to other popular destinations

Find deals for your return flight