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Cheap flights from Chennai to St. Louis from ₹ 59,937

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 9/7. Fares are subject to change and may not be available on all flights or dates of travel.
MAA — STL
6 Jul — 13 Jul1
1 adult

Cheap 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 1 July 2025.

Round-trip from

₹ 82,970

One-way from

₹ 59,937

Popular in

May

Cheapest in

October

Average price

₹ 107,287
British Airways
  • British Airways
  • 23/10-3/12
  • 4 total stops
  • 52h 59m total
  • Chennai to St. Louis
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9/7
  • 9/7
  • 3 total stops
  • 37h 53m total
  • Chennai to St. Louis
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Highest demand for flights based on searches. 10% potential increase in price (₹ 1,163,273 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (₹ 219,818 potential savings vs. average return price).
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Average for round-trip flights in July 2025
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Find flight deals from Chennai to St. Louis

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 1 July 2025.

Thu 23/1005:35MAA - STL
2 stops28h 49mBritish Airways
Wed 7/116:07STL - MAA
2 stops25h 58mBritish Airways
Deal found 30/6₹ 82,970
Tue 21/1001:55MAA - STL
1 stop22h 05mLufthansa
Wed 7/115:50STL - MAA
1 stop20h 45mLufthansa
Deal found 30/6₹ 110,798
Wed 22/1001:55MAA - STL
2 stops24h 19mMultiple Airlines
Thu 15/112:24STL - MAA
2 stops24h 11mMultiple Airlines
Deal found 30/6₹ 111,569
Mon 20/1001:55MAA - STL
2 stops47h 53mAir Canada
Tue 6/116:05STL - MAA
2 stops44h 30mAir Canada
Deal found 30/6₹ 111,997
Wed 22/1004:20MAA - STL
2 stops26h 33mQatar Airways
Tue 2/1214:49STL - MAA
2 stops23h 36mQatar Airways
Deal found 30/6₹ 120,474

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 1 July 2025.
Use the filters below to find and compare flights from Chennai to St. Louis that are best for you.

Fly from

Chennai

Fly to

St. Louis

Route

Depart

Return

Price

ChennaiSt. Louis

MAA - STL

MAASTL

Chennai

Thu 23/10

05:35-23:54

2 stops28h 49m

Lambert-St Louis

Wed 3/12

16:08-05:35

2 stops25h 57m

₹ 82,970

ChennaiSt. Louis

MAA - STL

MAASTL

Chennai

Tue 21/10

01:55-13:30

1 stop22h 05m

Lambert-St Louis

Wed 7/1

15:50-00:05

1 stop20h 45m

₹ 110,798

ChennaiSt. Louis

MAA - STL

MAASTL

Chennai

Wed 22/10

01:55-15:44

2 stops24h 19m

Lambert-St Louis

Thu 15/1

12:24-00:05

2 stops24h 11m

₹ 111,569

ChennaiSt. Louis

MAA - STL

MAASTL

Chennai

Mon 20/10

01:55-15:18

2 stops47h 53m

Lambert-St Louis

Tue 6/1

16:05-00:05

2 stops44h 30m

₹ 111,997

ChennaiSt. Louis

MAA - STL

MAASTL

Chennai

Wed 22/10

04:20-20:23

2 stops26h 33m

Lambert-St Louis

Tue 2/12

14:49-01:55

2 stops23h 36m

₹ 120,474

ChennaiSt. Louis

MAA - STL

MAASTL

Chennai

Wed 9/7

16:00-19:23

3 stops37h 53m

₹ 59,937

ChennaiSt. Louis

MAA - STL

MAASTL

Chennai

Mon 28/7

04:20-20:24

2 stops50h 34m

₹ 93,245

ChennaiSt. Louis

MAA - STL

MAASTL

Chennai

Mon 28/7

19:05-18:35

3 stops34h 00m

₹ 94,101

ChennaiSt. Louis

MAA - STL

MAASTL

Chennai

Tue 8/7

01:55-22:45

2 stops31h 20m

₹ 104,034

ChennaiSt. Louis

MAA - STL

MAASTL

Chennai

Tue 8/7

03:15-16:22

3 stops47h 37m

₹ 122,957

Flights are sorted by cheapest return flights first.

Deals found on 29/6

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.

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to St. Louis. Reviews last updated 1 July 2025.
See what other customers who have flown with Japan Airlines, Qatar Airways, andAir Canada from Chennai to St. Louis have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Japan Airlines
8.3
Very Good
1,504 reviews
Check prices

Overall

8.3

Crew

8.7

Food

7.7

Boarding

8.4

Comfort

8.2

Entertainment

7.8

Reviews

1 / 20
2.0
Mediocre

Roger,Jun 2025

ORD - PIT

My bag was at O’Hare airport for five hours waiting on my next flight because it was delayed for 2 1/2 hours and they couldn’t put it on the right goddamn airplane. I am home in Pennsylvania without my bag and all my stuff.
Japan Airlines
8.3
Very Good
1,504 reviews
Japan Airlines
8.3
Very Good
1,504 reviews
Check prices

Overall

8.3

Crew

8.7

Food

7.7

Boarding

8.4

Comfort

8.2

Entertainment

7.8

Reviews

1 / 20
2.0
Mediocre

Roger,Jun 2025

ORD - PIT

My bag was at O’Hare airport for five hours waiting on my next flight because it was delayed for 2 1/2 hours and they couldn’t put it on the right goddamn airplane. I am home in Pennsylvania without my bag and all my stuff.
Qatar Airways
7.4
Good
3,596 reviews
Japan Airlines
8.3
Very Good
1,504 reviews
Check prices

Overall

8.3

Crew

8.7

Food

7.7

Boarding

8.4

Comfort

8.2

Entertainment

7.8

Reviews

1 / 20
2.0
Mediocre

Roger,Jun 2025

ORD - PIT

My bag was at O’Hare airport for five hours waiting on my next flight because it was delayed for 2 1/2 hours and they couldn’t put it on the right goddamn airplane. I am home in Pennsylvania without my bag and all my stuff.
Air Canada
7.1
Good
9,665 reviews
Japan Airlines
8.3
Very Good
1,504 reviews
Check prices

Overall

8.3

Crew

8.7

Food

7.7

Boarding

8.4

Comfort

8.2

Entertainment

7.8

Reviews

1 / 20
2.0
Mediocre

Roger,Jun 2025

ORD - PIT

My bag was at O’Hare airport for five hours waiting on my next flight because it was delayed for 2 1/2 hours and they couldn’t put it on the right goddamn airplane. I am home in Pennsylvania without my bag and all my stuff.
Lufthansa
6.8
Okay
7,204 reviews
Japan Airlines
8.3
Very Good
1,504 reviews
Check prices

Overall

8.3

Crew

8.7

Food

7.7

Boarding

8.4

Comfort

8.2

Entertainment

7.8

Reviews

1 / 20
2.0
Mediocre

Roger,Jun 2025

ORD - PIT

My bag was at O’Hare airport for five hours waiting on my next flight because it was delayed for 2 1/2 hours and they couldn’t put it on the right goddamn airplane. I am home in Pennsylvania without my bag and all my stuff.
British Airways
6.6
Okay
7,086 reviews
Japan Airlines
8.3
Very Good
1,504 reviews
Check prices

Overall

8.3

Crew

8.7

Food

7.7

Boarding

8.4

Comfort

8.2

Entertainment

7.8

Reviews

1 / 20
2.0
Mediocre

Roger,Jun 2025

ORD - PIT

My bag was at O’Hare airport for five hours waiting on my next flight because it was delayed for 2 1/2 hours and they couldn’t put it on the right goddamn airplane. I am home in Pennsylvania without my bag and all my stuff.

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.

  • What are the cheapest airlines flying from Chennai to St. Louis round-trip?

    Currently priced at ₹ 82,970, British Airways will fly you from Chennai to St. Louis and back. In addition to British Airways, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Lufthansa and Air Canada - these airlines can fly you to your destination from ₹ 110,798 and ₹ 111,997, respectively. Users have found that British Airways is 27% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Chennai to St. Louis one-way?

    One-way options have recently been found by users for as low as ₹ 93,245 on Qatar Airways. Other airlines that offer cheap prices include Japan Airlines from ₹ 94,101 and Lufthansa from ₹ 104,034 one-way.

  • 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

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Alternative routes for Chennai to St. Louis

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Chennai to Kansas City flights

Top 2 airlines flying from Chennai to St. Louis

Discover the top 2 airlines that operate flights from Chennai to St. Louis. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 454,620 searches. Data last updated 1 July 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest₹ 83,516Average₹ 104,011FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LufthansaCheapest₹ 101,593Average₹ 120,686FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights

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.

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