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Cheap flights from St. Louis to Chennai from ₹ 49,820

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Chennai departing on 5/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from St. Louis to Chennai

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
07:00 - 02:45
STL
-
MAA
33h 15m
2 stops
Multiple Airlines Logo
21:55 - 19:30
MAA
-
STL
32h 05m
2 stops
₹ 88,107Multiple Airlines
Sun, 19 Apr - Thu, 14 May
Multiple Airlines Logo
07:00 - 02:45
STL
-
MAA
33h 15m
2 stops
Multiple Airlines Logo
21:55 - 14:03
MAA
-
STL
26h 38m
2 stops
₹ 89,998Multiple Airlines
Sun, 19 Apr - Mon, 18 May
Multiple Airlines Logo
09:10 - 20:10
STL
-
MAA
24h 30m
2 stops
Multiple Airlines Logo
16:05 - 20:09
MAA
-
STL
38h 34m
2 stops
₹ 90,093Multiple Airlines
Fri, 8 May - Fri, 15 May
Multiple Airlines Logo
08:35 - 02:25
STL
-
MAA
31h 20m
2 stops
Multiple Airlines Logo
04:05 - 20:19
MAA
-
STL
26h 44m
2 stops
₹ 91,889Multiple Airlines
Sat, 8 Aug - Sat, 22 Aug
Qatar Airways Logo
12:27 - 02:40
STL
-
MAA
27h 43m
2 stops
Qatar Airways Logo
03:55 - 23:56
MAA
-
STL
30h 31m
2 stops
₹ 92,078Qatar Airways
Sun, 19 Apr - Wed, 13 May
Qatar Airways Logo
16:30 - 02:25
STL
-
MAA
23h 25m
2 stops
Qatar Airways Logo
04:20 - 22:19
MAA
-
STL
28h 29m
2 stops
₹ 92,834Qatar Airways
Tue, 14 Apr - Wed, 13 May
Qatar Airways Logo
11:06 - 02:50
STL
-
MAA
29h 14m
2 stops
Qatar Airways Logo
03:55 - 23:56
MAA
-
STL
30h 31m
2 stops
₹ 94,536Qatar Airways
Tue, 14 Apr - Tue, 12 May
Qatar Airways Logo
12:27 - 02:40
STL
-
MAA
27h 43m
2 stops
Qatar Airways Logo
04:20 - 22:53
MAA
-
STL
53h 03m
2 stops
₹ 94,725Qatar Airways
Sun, 19 Apr - Fri, 15 May
Qatar Airways Logo
12:27 - 02:40
STL
-
MAA
27h 43m
2 stops
Qatar Airways Logo
04:20 - 23:56
MAA
-
STL
30h 06m
2 stops
₹ 98,223Qatar Airways
Sun, 19 Apr - Tue, 12 May
Qatar Airways Logo
13:30 - 02:40
STL
-
MAA
26h 40m
2 stops
Qatar Airways Logo
03:55 - 23:20
MAA
-
STL
29h 55m
2 stops
₹ 100,113Qatar Airways
Fri, 4 Sep - Thu, 24 Sep

Lufthansa flights from St. Louis to Chennai

Our best Lufthansa deals on St. Louis to Chennai flight tickets
Lufthansa
4 Sept
STL15:30Lambert-St Louis
30h 55m
2 stops
MAA08:55Chennai
26 Sept
MAA18:00Chennai
32h 08m
3 stops
STL15:38Lambert-St Louis
₹ 125,355
Lufthansa
4 Sept
STL15:30Lambert-St Louis
22h 10m
1 stop
MAA00:10Chennai
27 Sept
MAA18:00Chennai
29h 55m
2 stops
STL13:25Lambert-St Louis
₹ 126,394
Lufthansa
4 Sept
STL15:30Lambert-St Louis
22h 10m
1 stop
MAA00:10Chennai
26 Sept
MAA01:55Chennai
22h 00m
1 stop
STL13:25Lambert-St Louis
₹ 129,514

Qatar Airways flights from St. Louis to Chennai

Our best Qatar Airways deals on St. Louis to Chennai flight tickets
Qatar Airways
19 Apr
STL12:27Lambert-St Louis
27h 43m
2 stops
MAA02:40Chennai
13 May
MAA03:55Chennai
30h 31m
2 stops
STL23:56Lambert-St Louis
₹ 92,078
Qatar Airways
14 Apr
STL16:30Lambert-St Louis
23h 25m
2 stops
MAA02:25Chennai
13 May
MAA04:20Chennai
28h 29m
2 stops
STL22:19Lambert-St Louis
₹ 92,834
Qatar Airways
14 Apr
STL11:06Lambert-St Louis
29h 14m
2 stops
MAA02:50Chennai
12 May
MAA03:55Chennai
30h 31m
2 stops
STL23:56Lambert-St Louis
₹ 94,536

momondo 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, momondo users made 59,053 searches. Data last updated 29 March 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

Sun 19/4

07:00-02:45

2 stops33h 15m

Chennai

Thu 14/5

21:55-19:30

2 stops32h 05m

₹ 88,107

St. LouisChennai

STL - MAA

STLMAA

Lambert-St Louis

Sun 19/4

07:00-02:45

2 stops33h 15m

Chennai

Mon 18/5

21:55-14:03

2 stops26h 38m

₹ 89,998

St. LouisChennai

STL - MAA

STLMAA

Lambert-St Louis

Fri 8/5

09:10-20:10

2 stops24h 30m

Chennai

Fri 15/5

16:05-20:09

2 stops38h 34m

₹ 90,093

St. LouisChennai

STL - MAA

STLMAA

Lambert-St Louis

Sat 8/8

08:35-02:25

2 stops31h 20m

Chennai

Sat 22/8

04:05-20:19

2 stops26h 44m

₹ 91,889

St. LouisChennai

STL - MAA

STLMAA

Lambert-St Louis

Sun 19/4

12:27-02:40

2 stops27h 43m

Chennai

Wed 13/5

03:55-23:56

2 stops30h 31m

₹ 92,078
Fastest return journey

St. LouisChennai

STL - MAA

STLMAA

Lambert-St Louis

Tue 14/4

16:30-02:25

2 stops23h 25m

Chennai

Wed 13/5

04:20-22:19

2 stops28h 29m

₹ 92,834

St. LouisChennai

STL - MAA

STLMAA

Lambert-St Louis

Tue 14/4

11:06-02:50

2 stops29h 14m

Chennai

Tue 12/5

03:55-23:56

2 stops30h 31m

₹ 94,536

St. LouisChennai

STL - MAA

STLMAA

Lambert-St Louis

Sun 19/4

12:27-02:40

2 stops27h 43m

Chennai

Fri 15/5

04:20-22:53

2 stops53h 03m

₹ 94,725

St. LouisChennai

STL - MAA

STLMAA

Lambert-St Louis

Sun 19/4

12:27-02:40

2 stops27h 43m

Chennai

Tue 12/5

04:20-23:56

2 stops30h 06m

₹ 98,223

St. LouisChennai

STL - MAA

STLMAA

Lambert-St Louis

Fri 4/9

13:30-02:40

2 stops26h 40m

Chennai

Thu 24/9

03:55-23:20

2 stops29h 55m

₹ 100,113

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Chennai from

How to get the cheapest flight ticket from St. Louis to Chennai

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between St. Louis and Chennai?

What is the cheapest month to fly to Chennai?

The month of March is another great option to travel to Chennai, with average flight prices from St. Louis averaging around ₹ 98,034.

How far in advance should I book a flight to Chennai?

You are more likely to see cheaper flights to Chennai from St. Louis when booking weeks ahead of your departure date. In general, you can expect to find flights to Chennai for around ₹ 127,923 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chennai from St. Louis for as low as ₹ 109,945 on momondo.

Can stopping save me money on St. Louis to Chennai flights?

You could potentially save up to 1% on your flight if you consider stops on a St. Louis to Chennai flight.

When to book flights from St. Louis to Chennai

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Chennai according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap St. Louis to Chennai (STL to MAA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Chennai

Fastest flight time

26h 09m

Direct flights

None
The fastest flight from St. Louis to Chennai takes 26h 09m
There are no direct flights from St. Louis to Chennai. There are no popular flight routes from St. Louis to Chennai.
Search flight deals

  • How far is Lambert-St Louis to Chennai by plane?

    The distance between Lambert-St Louis and Chennai is about 14170.0 km. Flights usually cover this in 26h 09m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Chennai Airport?

    Prices for flights from Lambert-St Louis Airport to Chennai Airport refresh daily.

  • How old do you have to be to fly from Lambert-St Louis Airport to Chennai Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Chennai Airport.

  • What documentation or ID do you need to fly to Chennai Airport?

    The required travel and health documents for your Chennai Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Chennai Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Travelling to a place near Chennai?

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

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Chennai?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from St. Louis to Chennai for you.

Can I find flights from St. Louis to Chennai with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for St. Louis to Chennai flights to just show those with flexible booking policies.

How can momondo help me find flights from St. Louis to Chennai?

Once all potential St. Louis to Chennai flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from St. Louis to Chennai right now. Can momondo alert me if prices change?

If you are not ready to book a flight from St. Louis to Chennai now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Chennai and let you know when they change.

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