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Cheap flights from Chennai to St. Louis from ₹ 56,587

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 15/9. Fares are subject to change and may not be available on all flights or dates of travel.
MAA — STL
30 Aug — 6 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Chennai to St. Louis

Enter your travel dates to find the best prices.

Cheapest flights from Chennai to St. Louis
Explore the most affordable flight options available from Chennai to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 July 2026.

Fri 11/921:55
MAA
-
STL
2 stops37h 02m
Multiple Airlines
Fri 18/905:00
STL
-
MAA
2 stops28h 40m
Multiple Airlines
Deal found 27/7₹ 96,637
Tue 15/921:55
MAA
-
STL
2 stops29h 23m
Multiple Airlines
Wed 10/207:29
STL
-
MAA
2 stops24h 51m
Multiple Airlines
Deal found 26/7₹ 97,020
Tue 15/904:05
MAA
-
STL
2 stops27h 09m
Multiple Airlines
Tue 2/309:13
STL
-
MAA
2 stops23h 07m
Multiple Airlines
Deal found 28/7₹ 97,211
Tue 15/904:05
MAA
-
STL
2 stops30h 52m
Multiple Airlines
Thu 25/209:13
STL
-
MAA
2 stops29h 52m
Multiple Airlines
Deal found 26/7₹ 97,306
Tue 15/904:05
MAA
-
STL
2 stops27h 42m
Etihad Airways
Wed 10/207:00
STL
-
MAA
2 stops37h 35m
Etihad Airways
Deal found 26/7₹ 99,600
Sat 7/1109:55
MAA
-
STL
2 stops44h 57m
Multiple Airlines
Sat 1/509:13
STL
-
MAA
2 stops36h 42m
Multiple Airlines
Deal found 28/7₹ 106,196
Tue 25/810:15
MAA
-
STL
2 stops40h 40m
Etihad Airways
Wed 10/215:30
STL
-
MAA
2 stops23h 35m
Etihad Airways
Deal found 26/7₹ 108,585
Wed 2/1207:35
MAA
-
STL
2 stops49h 47m
British Airways
Sun 6/1217:27
STL
-
MAA
2 stops48h 38m
British Airways
Deal found 26/7₹ 116,710
Wed 16/905:35
MAA
-
STL
2 stops26h 39m
British Airways
Wed 10/213:06
STL
-
MAA
2 stops28h 59m
British Airways
Deal found 26/7₹ 119,004

Find flight deals from Chennai to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Chennai (MAA) to St. Louis (STL). 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 31 July 2026.

Round-trip from

₹ 96,637

One-way from

₹ 56,587
11/9-18/9
  • 11/9-18/9
  • 4 total stops
  • 65h 42m total
  • Chennai to St. Louis
Search Deals
15/9
  • 15/9
  • 2 total stops
  • 43h 35m total
  • Chennai to St. Louis
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Chennai to St. Louis 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 31 July 2026.
Use the filters below to find and compare flights from Chennai to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

ChennaiSt. Louis

MAA - STL

MAASTL

Chennai

Fri 11/9

21:55-00:27

2 stops37h 02m

Lambert-St Louis

Fri 18/9

05:00-20:10

2 stops28h 40m

₹ 96,637

ChennaiSt. Louis

MAA - STL

MAASTL

Chennai

Sat 7/11

09:55-19:22

2 stops44h 57m

Lambert-St Louis

Sat 1/5

09:13-08:25

2 stops36h 42m

₹ 106,196

ChennaiSt. Louis

MAA - STL

MAASTL

Chennai

Wed 2/12

07:35-21:52

2 stops49h 47m

Lambert-St Louis

Sun 6/12

17:27-05:35

2 stops48h 38m

₹ 116,710

ChennaiSt. Louis

MAA - STL

MAASTL

Chennai

Thu 17/9

04:20-19:45

2 stops25h 55m

Lambert-St Louis

Mon 8/2

07:29-02:30

2 stops31h 31m

₹ 139,173
Fastest return journey

ChennaiSt. Louis

MAA - STL

MAASTL

Chennai

Sun 13/9

04:20-19:16

2 stops25h 26m

Lambert-St Louis

Wed 10/2

14:54-02:20

2 stops23h 56m

₹ 142,136

ChennaiSt. Louis

MAA - STL

MAASTL

Chennai

Fri 18/9

04:20-21:43

2 stops27h 53m

Lambert-St Louis

Wed 10/2

14:54-02:20

2 stops23h 56m

₹ 142,136

ChennaiSt. Louis

MAA - STL

MAASTL

Chennai

Wed 16/9

04:20-19:07

2 stops25h 17m

Lambert-St Louis

Sat 27/2

14:00-02:20

2 stops24h 50m

₹ 142,423

ChennaiSt. Louis

MAA - STL

MAASTL

Chennai

Fri 18/9

04:20-20:44

2 stops26h 54m

Lambert-St Louis

Tue 2/3

14:00-02:20

2 stops24h 50m

₹ 142,423

ChennaiSt. Louis

MAA - STL

MAASTL

Chennai

Sat 12/9

04:20-19:07

2 stops25h 17m

Lambert-St Louis

Mon 1/3

11:31-02:20

2 stops27h 19m

₹ 142,423
Cheapest one-way

ChennaiSt. Louis

MAA - STL

MAASTL

Chennai

Sat 12/9

04:05-20:00

2 stops26h 25m

₹ 81,917

Flights are sorted by cheapest return flights first.

Deals found on 26/7

Showing 1-10 of 15 resultsSorted by cheapest first
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Best time to book a flight from Chennai to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Chennai 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.

Related info for your journey

Find useful and relevant information for your journey from Chennai to St. Louis. 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 Chennai to St. Louis?

    There are many flights that can get you from Chennai to St. Louis in 49h 47m. Fly via British Airways to get the fastest option. Chennai and St. Louis are separated by a distance of 14169 km.

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

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

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

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

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

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

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Chennai to St. Louis

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Fly with Cheapflights

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

Cheapflights helps you search for flights from Chennai to St. Louis via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Chennai to St. Louis.

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

Certainly. Search results for flights to St. Louis from Chennai 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 Chennai to St. Louis become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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