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Cheap flights from St. Louis to Chennai from ₹ 46,032

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 7/10. 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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Cheap return flights

Qatar Airways Logo
16:34 - 02:50STL-MAA
23h 46m2 stops
Qatar Airways Logo
04:20 - 20:53MAA-STL
27h 03m2 stops
₹ 90,304Qatar Airways
Find Deal
Tue, 7 Oct - Tue, 21 Oct
Qatar Airways Logo
16:41 - 09:10STL-MAA
28h 59m2 stops
Qatar Airways Logo
04:05 - 12:31MAA-STL
43h 56m2 stops
₹ 90,568Qatar Airways
Find Deal
Tue, 18 Nov - Mon, 22 Dec
Qatar Airways Logo
10:36 - 09:10STL-MAA
36h 04m2 stops
Qatar Airways Logo
04:05 - 19:30MAA-STL
26h 55m2 stops
₹ 91,536Qatar Airways
Find Deal
Thu, 30 Oct - Wed, 5 Nov
Qatar Airways Logo
10:36 - 02:30STL-MAA
29h 24m2 stops
Qatar Airways Logo
21:50 - 23:56MAA-STL
37h 36m2 stops
₹ 92,240Qatar Airways
Find Deal
Thu, 30 Oct - Thu, 6 Nov
Qatar Airways Logo
15:38 - 09:10STL-MAA
30h 02m2 stops
Qatar Airways Logo
21:50 - 18:17MAA-STL
31h 57m2 stops
₹ 93,033Qatar Airways
Find Deal
Wed, 19 Nov - Sun, 30 Nov
Qatar Airways Logo
14:50 - 09:10STL-MAA
30h 50m2 stops
Qatar Airways Logo
04:05 - 18:17MAA-STL
49h 42m2 stops
₹ 93,209Qatar Airways
Find Deal
Wed, 19 Nov - Sat, 29 Nov
Multiple Airlines Logo
17:09 - 09:10STL-MAA
29h 31m2 stops
Multiple Airlines Logo
04:05 - 22:08MAA-STL
28h 33m2 stops
₹ 103,946Multiple Airlines
Find Deal
Sat, 18 Oct - Sat, 1 Nov
Lufthansa Logo
11:49 - 00:10STL-MAA
25h 51m2 stops
Lufthansa Logo
01:55 - 15:44MAA-STL
24h 19m2 stops
₹ 104,651Lufthansa
Find Deal
Tue, 7 Oct - Mon, 20 Oct
Lufthansa Logo
12:31 - 08:55STL-MAA
32h 54m3 stops
Lufthansa Logo
19:50 - 13:55MAA-STL
29h 35m2 stops
₹ 112,924Lufthansa
Find Deal
Tue, 18 Nov - Tue, 23 Dec
Lufthansa Logo
12:31 - 08:55STL-MAA
32h 54m3 stops
Lufthansa Logo
19:50 - 21:43MAA-STL
37h 23m3 stops
₹ 113,892Lufthansa
Find Deal
Tue, 18 Nov - Tue, 23 Dec

Qatar Airways flights from St. Louis to Chennai

Our best Qatar Airways deals on St. Louis to Chennai flight tickets
Qatar Airways
7 Oct
STL16:34Lambert-St Louis
23h 46m
2 stops
MAA02:50Chennai
21 Oct
MAA04:20Chennai
27h 03m
2 stops
STL20:53Lambert-St Louis
₹ 90,304
Find similar
Qatar Airways
18 Nov
STL16:41Lambert-St Louis
28h 59m
2 stops
MAA09:10Chennai
22 Dec
MAA04:05Chennai
43h 56m
2 stops
STL12:31Lambert-St Louis
₹ 90,568
Find similar
Qatar Airways
30 Oct
STL10:36Lambert-St Louis
36h 04m
2 stops
MAA09:10Chennai
5 Nov
MAA04:05Chennai
26h 55m
2 stops
STL19:30Lambert-St Louis
₹ 91,536
Find similar

Lufthansa flights from St. Louis to Chennai

Our best Lufthansa deals on St. Louis to Chennai flight tickets
Lufthansa
7 Oct
STL11:49Lambert-St Louis
25h 51m
2 stops
MAA00:10Chennai
20 Oct
MAA01:55Chennai
24h 19m
2 stops
STL15:44Lambert-St Louis
₹ 104,651
Find similar
Lufthansa
18 Nov
STL12:31Lambert-St Louis
32h 54m
3 stops
MAA08:55Chennai
23 Dec
MAA19:50Chennai
29h 35m
2 stops
STL13:55Lambert-St Louis
₹ 112,924
Find similar
Lufthansa
20 Sept
STL17:30Lambert-St Louis
52h 55m
3 stops
MAA08:55Chennai
27 Sept
MAA19:50Chennai
28h 10m
2 stops
STL13:30Lambert-St Louis
₹ 113,804
Find similar

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 17 September 2025.
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

St. LouisChennai

STL - MAA

STLMAA

Lambert-St Louis

Tue 7/10

16:34-02:50

2 stops23h 46m

Chennai

Tue 21/10

04:20-20:53

2 stops27h 03m

₹ 90,304

St. LouisChennai

STL - MAA

STLMAA

Lambert-St Louis

Tue 18/11

16:41-09:10

2 stops28h 59m

Chennai

Mon 22/12

04:05-12:31

2 stops43h 56m

₹ 90,568

St. LouisChennai

STL - MAA

STLMAA

Lambert-St Louis

Thu 30/10

10:36-09:10

2 stops36h 04m

Chennai

Wed 5/11

04:05-19:30

2 stops26h 55m

₹ 91,536

St. LouisChennai

STL - MAA

STLMAA

Lambert-St Louis

Thu 30/10

10:36-02:30

2 stops29h 24m

Chennai

Thu 6/11

21:50-23:56

2 stops37h 36m

₹ 92,240

St. LouisChennai

STL - MAA

STLMAA

Lambert-St Louis

Wed 19/11

15:38-09:10

2 stops30h 02m

Chennai

Sun 30/11

21:50-18:17

2 stops31h 57m

₹ 93,033

St. LouisChennai

STL - MAA

STLMAA

Lambert-St Louis

Wed 19/11

14:50-09:10

2 stops30h 50m

Chennai

Sat 29/11

04:05-18:17

2 stops49h 42m

₹ 93,209

St. LouisChennai

STL - MAA

STLMAA

Lambert-St Louis

Sat 18/10

17:09-09:10

2 stops29h 31m

Chennai

Sat 1/11

04:05-22:08

2 stops28h 33m

₹ 103,946

St. LouisChennai

STL - MAA

STLMAA

Lambert-St Louis

Tue 7/10

11:49-00:10

2 stops25h 51m

Chennai

Mon 20/10

01:55-15:44

2 stops24h 19m

₹ 104,651

St. LouisChennai

STL - MAA

STLMAA

Lambert-St Louis

Tue 18/11

12:31-08:55

3 stops32h 54m

Chennai

Tue 23/12

19:50-13:55

2 stops29h 35m

₹ 112,924

St. LouisChennai

STL - MAA

STLMAA

Lambert-St Louis

Tue 18/11

12:31-08:55

3 stops32h 54m

Chennai

Tue 23/12

19:50-21:43

3 stops37h 23m

₹ 113,892

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 November is another great option to travel to Chennai, with average flight prices from St. Louis averaging around ₹ 108,963.

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 ₹ 129,009 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 ₹ 101,306 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

Direct flights

None
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 20h 45m, 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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