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Cheap flights from St. Louis to Chennai from ₹ 59,907

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 13/8. Fares are subject to change and may not be available on all flights or dates of travel.
STL — MAA
30 Jul — 6 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from St. Louis to Chennai

Enter your travel dates to find the best prices.

Cheapest flights from St. Louis to Chennai
Explore the most affordable flight options available from St. Louis to Chennai. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 June 2026.

Wed 16/911:01
STL
-
MAA
2 stops34h 54m
Etihad Airways
Sun 27/904:05
MAA
-
STL
2 stops27h 09m
Etihad Airways
Deal found 29/6₹ 96,570
Sun 27/918:00
STL
-
MAA
2 stops46h 20m
Etihad Airways
Wed 2/1216:10
MAA
-
STL
2 stops32h 49m
Etihad Airways
Deal found 26/6₹ 97,232
Mon 14/914:13
STL
-
MAA
2 stops25h 57m
Qatar Airways
Tue 29/904:20
MAA
-
STL
2 stops25h 17m
Qatar Airways
Deal found 29/6₹ 108,854
Tue 20/1016:32
STL
-
MAA
2 stops23h 48m
Qatar Airways
Wed 11/1104:05
MAA
-
STL
2 stops28h 20m
Qatar Airways
Deal found 26/6₹ 108,948
Wed 16/913:49
STL
-
MAA
2 stops26h 21m
Qatar Airways
Fri 25/904:20
MAA
-
STL
2 stops25h 17m
Qatar Airways
Deal found 29/6₹ 112,067
Fri 18/914:13
STL
-
MAA
2 stops26h 07m
Qatar Airways
Mon 28/904:20
MAA
-
STL
2 stops29h 53m
Qatar Airways
Deal found 29/6₹ 112,445
Tue 15/913:25
STL
-
MAA
2 stops26h 55m
Qatar Airways
Sat 26/904:05
MAA
-
STL
2 stops25h 32m
Qatar Airways
Deal found 29/6₹ 112,728
Sun 18/1006:20
STL
-
MAA
2 stops34h 00m
Qatar Airways
Thu 12/1104:05
MAA
-
STL
2 stops26h 52m
Qatar Airways
Deal found 26/6₹ 115,185
Sat 24/1016:32
STL
-
MAA
2 stops23h 28m
Qatar Airways
Sun 8/1103:25
MAA
-
STL
2 stops27h 35m
Qatar Airways
Deal found 26/6₹ 115,846
Fri 18/914:13
STL
-
MAA
2 stops26h 07m
Qatar Airways
Sun 27/904:20
MAA
-
STL
2 stops25h 55m
Qatar Airways
Deal found 29/6₹ 116,130
Fri 16/1009:47
STL
-
MAA
2 stops30h 33m
Qatar Airways
Fri 13/1103:25
MAA
-
STL
2 stops29h 00m
Qatar Airways
Deal found 26/6₹ 116,508
Sat 17/1016:32
STL
-
MAA
2 stops23h 38m
Qatar Airways
Sat 14/1104:05
MAA
-
STL
2 stops28h 20m
Qatar Airways
Deal found 26/6₹ 117,925

Find flight deals from St. Louis to Chennai

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Chennai (MAA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 30 June 2026.

Round-trip from

₹ 96,570

One-way from

₹ 59,907

Popular in

June

Cheapest in

March

Average price

₹ 197,487
Etihad Airways
  • Etihad Airways
  • 16/9-27/9
  • 4 total stops
  • 62h 03m total
  • St. Louis to Chennai
Search Deals
13/8
  • 13/8
  • 2 total stops
  • 37h 21m total
  • St. Louis to Chennai
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (₹ 1,806,454 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (₹ 565,844 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from St. Louis 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, Cheapflights users made 454,620 searches. Data last updated 30 June 2026.
Use the filters below to find and compare flights from St. Louis to Chennai that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

St. LouisChennai

STL - MAA

STLMAA

Lambert-St Louis

Sat 17/10

15:03-02:50

2 stops25h 17m

Chennai

Sat 14/11

10:00-14:32

2 stops40h 02m

₹ 96,570

St. LouisChennai

STL - MAA

STLMAA

Lambert-St Louis

Sun 18/10

06:20-02:50

2 stops34h 00m

Chennai

Sun 15/11

04:05-23:56

2 stops31h 21m

₹ 115,185

St. LouisChennai

STL - MAA

STLMAA

Lambert-St Louis

Thu 15/10

06:20-02:50

2 stops34h 00m

Chennai

Wed 11/11

04:05-19:30

2 stops26h 55m

₹ 115,185

St. LouisChennai

STL - MAA

STLMAA

Lambert-St Louis

Thu 17/9

14:13-02:50

2 stops26h 07m

Chennai

Mon 21/9

04:05-23:43

2 stops30h 08m

₹ 115,185

St. LouisChennai

STL - MAA

STLMAA

Lambert-St Louis

Sun 18/10

06:20-02:50

2 stops34h 00m

Chennai

Thu 12/11

04:05-19:27

2 stops26h 52m

₹ 115,185

St. LouisChennai

STL - MAA

STLMAA

Lambert-St Louis

Thu 22/10

09:47-02:40

2 stops30h 23m

Chennai

Sun 8/11

04:05-22:29

2 stops29h 54m

₹ 115,185
Fastest return journey

St. LouisChennai

STL - MAA

STLMAA

Lambert-St Louis

Wed 14/10

13:00-02:40

2 stops27h 10m

Chennai

Fri 13/11

04:05-19:27

2 stops26h 52m

₹ 118,964

St. LouisChennai

STL - MAA

STLMAA

Lambert-St Louis

Tue 11/8

11:35-02:40

2 stops28h 35m

Chennai

Sun 23/8

04:20-20:26

2 stops50h 36m

₹ 134,556

St. LouisChennai

STL - MAA

STLMAA

Lambert-St Louis

Fri 7/8

10:16-02:40

2 stops53h 54m

Chennai

Tue 25/8

04:20-16:41

2 stops46h 51m

₹ 134,839

St. LouisChennai

STL - MAA

STLMAA

Lambert-St Louis

Mon 3/8

11:15-02:40

2 stops28h 55m

Chennai

Fri 21/8

04:20-19:43

2 stops25h 53m

₹ 143,438

Flights are sorted by cheapest return flights first.

Deals found on 29/6

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

Best time to book a flight from St. Louis to Chennai

Have a flexible travel schedule? Discover the best time to fly to Chennai from St. Louis with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Chennai

How far ahead should I book a flight from St. Louis to Chennai?

To ensure you get the cheapest price possible for a flight from St. Louis to Chennai, you should look to book at least 69 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from St. Louis to Chennai?

Currently, March is the cheapest month in which you can book a flight from St. Louis to Chennai (average of ₹ 92,034). Flying from St. Louis to Chennai in June is currently the most expensive (average of ₹ 197,487). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost for a return flight from St. Louis to Chennai?

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Chennai. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from St. Louis to Chennai?

    A quick flight from St. Louis to Chennai can take about 34h. Qatar Airways provides one of the quickest options available for as low as ₹ 115,185. St. Louis and Chennai are separated by a distance of 14169 km.

  • Can I find deals for flights from St. Louis to Chennai that include hotel bookings?

    Yes. In addition to deals on St. Louis to Chennai flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Chennai?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Chennai.

  • Can I find deals for business class flights from St. Louis to Chennai?

    Yes. Cheapflights offers flight deals from St. Louis to Chennai by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from St. Louis to Chennai?

    Currently, March is the cheapest month in which you can book a flight from St. Louis to Chennai (average of ₹ 92,034). Flying from St. Louis to Chennai in June is currently the most expensive (average of ₹ 197,487). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Chennai?

Book flights to Chennai if you plan to visit one of these locations
Vellore
Mahabalipuram

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for St. Louis to Chennai

See prices for flight routes from nearby airports that may be better suited for you.
Kansas City to Chennai flights

Fly with Cheapflights

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How does Cheapflights help users find flights from St. Louis to Chennai?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Chennai from St. Louis today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from St. Louis to Chennai?

Millions of users choose and trust Cheapflights to book the best flight deals from St. Louis to Chennai for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from St. Louis to Chennai with no change fees?

Certainly. Search results for flights to Chennai from St. Louis shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from St. Louis to Chennai become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Chennai from St. Louis today and book when prices fit your budget.

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