$540+ Cheap flights from St. Louis (STL) to Chennai (MAA)
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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
STL — MAA
May 27 — Jun 31
Round-trip
1 adult, Economy
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Find cheap flights from St. Louis to Chennai with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from St. Louis to Chennai
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Best
Last-minute
One-way
Cheapest flights from St. Louis to ChennaiExplore 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 April 27, 2026.
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 April 27, 2026.
This Etihad Airways deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/174:32 pm
STL
- MAA
2 stops23h 23m
Multiple Airlines
Sun 10/253:45 pm
MAA
- STL
2 stops38h 53m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$1,022
This oojo deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/711:06 am
STL
- MAA
2 stops29h 04m
Qatar Airways
Mon 5/254:10 am
MAA
- STL
2 stops30h 14m
Qatar Airways
Deal found 4/23![Qatar Airways logo]()
$1,051
This FlightHub deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/611:06 am
STL
- MAA
2 stops29h 04m
Qatar Airways
Mon 5/254:10 am
MAA
- STL
2 stops30h 14m
Qatar Airways
Deal found 4/23![Qatar Airways logo]()
$1,057
This FlightHub deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/155:33 am
STL
- MAA
2 stops34h 37m
Qatar Airways
Sun 10/253:25 am
MAA
- STL
2 stops30h 46m
Qatar Airways
Deal found 4/25![Qatar Airways logo]()
$1,066
This Justfly.com deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/42:50 pm
STL
- MAA
2 stops24h 00m
Qatar Airways
Tue 12/294:05 am
MAA
- STL
2 stops43h 57m
Qatar Airways
Deal found 4/22![Qatar Airways logo]()
$1,068
This Indian Eagle deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Indian Eagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/411:06 am
STL
- MAA
2 stops29h 04m
Qatar Airways
Tue 5/264:10 am
MAA
- STL
2 stops29h 18m
Qatar Airways
Deal found 4/23![Qatar Airways logo]()
$1,070
This FlightHub deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/811:06 am
STL
- MAA
2 stops29h 04m
Qatar Airways
Mon 5/254:10 am
MAA
- STL
2 stops30h 14m
Qatar Airways
Deal found 4/23![Qatar Airways logo]()
$1,097
This Justfly.com deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/151:00 pm
STL
- MAA
2 stops27h 10m
Qatar Airways
Sat 10/243:25 am
MAA
- STL
2 stops30h 20m
Qatar Airways
Deal found 4/25![Qatar Airways logo]()
$1,106
This Indian Eagle deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Indian Eagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/811:06 am
STL
- MAA
2 stops29h 04m
Qatar Airways
Fri 5/224:10 am
MAA
- STL
2 stops29h 18m
Qatar Airways
Deal found 4/23![Qatar Airways logo]()
$1,110
This Ovago deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/21:20 pm
STL
- MAA
2 stops25h 40m
Qatar Airways
Mon 12/284:05 am
MAA
- STL
2 stops26h 47m
Qatar Airways
Deal found 4/22![Qatar Airways logo]()
$1,117
This KAYAK deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/19:38 am
STL
- MAA
2 stops29h 22m
Qatar Airways
Tue 12/293:25 am
MAA
- STL
2 stops44h 37m
Qatar Airways
Deal found 4/22![Qatar Airways logo]()
$1,121
This Qatar Airways deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/81:00 pm
STL
- MAA
2 stops27h 20m
Qatar Airways
Mon 10/124:20 am
MAA
- STL
2 stops25h 56m
Qatar Airways
Deal found 4/26![Qatar Airways logo]()
$1,129
Best flights from St. Louis to ChennaiDiscover carefully curated flight deals from St. Louis to Chennai that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 27, 2026.
Discover carefully curated flight deals from St. Louis to Chennai that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 27, 2026.
This Etihad Airways deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/128:55 am
STL
- MAA
2 stops31h 25m
Multiple Airlines
Thu 7/24:05 am
MAA
- STL
2 stops25h 45m
Multiple Airlines
Deal found 4/22![Multiple Airlines logo]()
$1,242
This Etihad Airways deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/32:35 pm
STL
- MAA
2 stops31h 20m
Multiple Airlines
Thu 7/234:05 am
MAA
- STL
2 stops25h 45m
Multiple Airlines
Deal found 4/22![Multiple Airlines logo]()
$1,324
This Etihad Airways deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/227:00 am
STL
- MAA
2 stops33h 20m
Multiple Airlines
Tue 6/94:05 am
MAA
- STL
2 stops25h 46m
Multiple Airlines
Deal found 4/24![Multiple Airlines logo]()
$1,437
This Etihad Airways deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/279:08 am
STL
- MAA
2 stops24h 32m
Multiple Airlines
Thu 7/94:05 am
MAA
- STL
2 stops25h 46m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$1,476
This Etihad Airways deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/226:00 am
STL
- MAA
2 stops34h 20m
Multiple Airlines
Sun 5/3110:15 am
MAA
- STL
2 stops43h 15m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$1,513
This Etihad Airways deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/316:00 am
STL
- MAA
2 stops27h 40m
Multiple Airlines
Sun 6/79:55 pm
MAA
- STL
2 stops34h 04m
Multiple Airlines
Deal found 4/22![Multiple Airlines logo]()
$1,524
Last-minute flights from St. Louis to ChennaiDiscover last-minute flight deals from St. Louis to Chennai. Data last updated April 27, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Chennai. Data last updated April 27, 2026 and is based on user searches.
This Etihad Airways deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/286:00 am
STL
- MAA
2 stops27h 45m
Multiple Airlines
Thu 4/304:05 pm
MAA
- STL
2 stops33h 38m
Multiple Airlines
Deal found 4/24![Multiple Airlines logo]()
$1,262
This Indian Eagle deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Indian Eagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/411:06 am
STL
- MAA
2 stops29h 04m
Qatar Airways
Tue 5/264:10 am
MAA
- STL
2 stops29h 18m
Qatar Airways
Deal found 4/23![Qatar Airways logo]()
$1,070
This Indian Eagle deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Indian Eagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/411:06 am
STL
- MAA
2 stops29h 04m
Qatar Airways
Sun 5/243:55 am
MAA
- STL
2 stops28h 17m
Qatar Airways
Deal found 4/23![Qatar Airways logo]()
$1,239
This FlightHub deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/611:06 am
STL
- MAA
2 stops29h 04m
Qatar Airways
Mon 5/254:10 am
MAA
- STL
2 stops30h 14m
Qatar Airways
Deal found 4/23![Qatar Airways logo]()
$1,057
This oojo deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/711:06 am
STL
- MAA
2 stops29h 04m
Qatar Airways
Mon 5/254:10 am
MAA
- STL
2 stops30h 14m
Qatar Airways
Deal found 4/23![Qatar Airways logo]()
$1,051
This FlightHub deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/811:06 am
STL
- MAA
2 stops29h 04m
Qatar Airways
Mon 5/254:10 am
MAA
- STL
2 stops30h 14m
Qatar Airways
Deal found 4/23![Qatar Airways logo]()
$1,097
This Indian Eagle deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Indian Eagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/811:06 am
STL
- MAA
2 stops29h 04m
Qatar Airways
Fri 5/224:10 am
MAA
- STL
2 stops29h 18m
Qatar Airways
Deal found 4/23![Qatar Airways logo]()
$1,110
This FlightHub deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/811:06 am
STL
- MAA
2 stops29h 04m
Qatar Airways
Sat 5/233:55 am
MAA
- STL
2 stops29h 33m
Qatar Airways
Deal found 4/23![Qatar Airways logo]()
$1,137
This Indian Eagle deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Indian Eagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/811:06 am
STL
- MAA
2 stops29h 04m
Qatar Airways
Sat 5/234:10 am
MAA
- STL
2 stops29h 18m
Qatar Airways
Deal found 4/23![Qatar Airways logo]()
$1,150
This Ovago deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/97:05 am
STL
- MAA
2 stops26h 35m
Etihad Airways
Mon 5/254:05 am
MAA
- STL
2 stops25h 46m
Etihad Airways
Deal found 4/23![Etihad Airways logo]()
$1,377
This Etihad Airways deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/128:55 am
STL
- MAA
2 stops31h 25m
Multiple Airlines
Thu 7/24:05 am
MAA
- STL
2 stops25h 45m
Multiple Airlines
Deal found 4/22![Multiple Airlines logo]()
$1,242
One-way flights from St. Louis to ChennaiSearch for one-way flight options from St. Louis to Chennai. Find affordable one-way fares based on user searches. Data last updated April 27, 2026.
Search for one-way flight options from St. Louis to Chennai. Find affordable one-way fares based on user searches. Data last updated April 27, 2026.
This oojo deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/511:06 am
STL
- MAA
2 stops29h 04m
Qatar Airways
Deal found 4/27![Qatar Airways logo]()
$540
This Kiwi.com deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/266:33 pm
STL
- MAA
3 stops41h 17m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$867
This Expedia deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/252:15 pm
STL
- MAA
2 stops36h 00m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$895
This FlightHub deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/512:15 pm
STL
- MAA
3 stops34h 10m
Lufthansa
Deal found 4/27![Lufthansa logo]()
$925
This Justfly.com deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/272:15 pm
STL
- MAA
2 stops47h 25m
Air Canada
Deal found 4/26![Air Canada logo]()
$973
This FlightHub deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/63:30 pm
STL
- MAA
1 stop22h 10m
Lufthansa
Deal found 4/23![Lufthansa logo]()
$985
This FlightHub deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/2512:23 pm
STL
- MAA
3 stops47h 42m
Lufthansa
Deal found 4/26![Lufthansa logo]()
$998
This Expedia deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/242:15 pm
STL
- MAA
2 stops31h 55m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$1,008
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 April 27, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,022 (Etihad Airways) |
One-way from | $540 (oojo) |
Popular in | December |
Cheapest in | March |
Average price | $1,345 |
Cheapflights Fare Finder
Customize 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 2,558,603 searches. Data last updated April 27, 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
Cheapest round-trip
St. LouisChennai
STL - MAA
STLMAA
Lambert-St Louis
Tue 5/12
8:55 am-2:50 am
2 stops31h 25m
Chennai
Thu 7/2
4:05 am-7:20 pm
2 stops25h 45m
$1,242
St. LouisChennai
STL - MAA
STLMAA
Lambert-St Louis
Fri 7/3
2:35 pm-8:25 am
2 stops31h 20m
Chennai
Thu 7/23
4:05 am-7:20 pm
2 stops25h 45m
$1,324
St. LouisChennai
STL - MAA
STLMAA
Lambert-St Louis
Fri 5/22
7:00 am-2:50 am
2 stops33h 20m
Chennai
Tue 6/9
4:05 am-7:21 pm
2 stops25h 46m
$1,437
Quickest round-trip
St. LouisChennai
STL - MAA
STLMAA
Lambert-St Louis
Wed 5/27
9:08 am-8:10 pm
2 stops24h 32m
Chennai
Thu 7/9
4:05 am-7:21 pm
2 stops25h 46m
$1,476
St. LouisChennai
STL - MAA
STLMAA
Lambert-St Louis
Fri 5/22
6:00 am-2:50 am
2 stops34h 20m
Chennai
Sun 5/31
10:15 am-7:00 pm
2 stops43h 15m
$1,513
St. LouisChennai
STL - MAA
STLMAA
Lambert-St Louis
Sun 5/31
6:00 am-8:10 pm
2 stops27h 40m
Chennai
Sun 6/7
9:55 pm-9:29 pm
2 stops34h 04m
$1,524
Cheapest one-way
Quickest one-way
St. LouisChennai
STL - MAA
STLMAA
Lambert-St Louis
Wed 5/6
11:06 am-2:40 am
2 stops29h 04m
$540
St. LouisChennai
STL - MAA
STLMAA
Lambert-St Louis
Tue 5/5
11:06 am-2:40 am
2 stops29h 04m
$540
St. LouisChennai
STL - MAA
STLMAA
Lambert-St Louis
Tue 5/26
6:33 pm-10:20 pm
3 stops41h 17m
$867
St. LouisChennai
STL - MAA
STLMAA
Lambert-St Louis
Tue 5/5
12:15 pm-8:55 am
3 stops34h 10m
$925
Showing 1-10 of 12 resultsSorted by cheapest first
Compare providers for flights from St. Louis to Chennai
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Chennai in April.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars |
- Most accurate provider: When it comes to deals on St. Louis-Chennai flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Chennai flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Chennai flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on St. Louis-Chennai flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Chennai flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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.
STL-MAA
Estimated round-trip 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?
Booking 69 days in advance of your planned departure date is, on average, the best time to get cheap flights from St. Louis to Chennai. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
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 $974). Flying from St. Louis to Chennai in December is currently the most expensive (average of $1,910). 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 to fly round-trip from St. Louis to Chennai?
Reviews of airlines servicing Chennai
Get insights into the airlines that provide service to Chennai. 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 Chennai. Reviews last updated April 27, 2026.
Read through reviews of airlines operating flights from St. Louis to Chennai, such as Qatar Airways and Lufthansa. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.3
Entertainment
7.3
Food
7.3
Overall
7.4
Crew
7.9
Boarding
7.5
Reviews
1 / 20
6.0
GoodChris,Jul 2025
DFW - DOH
Comfort
7.3
Entertainment
7.3
Food
7.3
Overall
7.4
Crew
7.9
Boarding
7.5
Reviews
1 / 20
6.0
GoodChris,Jul 2025
DFW - DOH
Comfort
7.3
Entertainment
7.3
Food
7.3
Overall
7.4
Crew
7.9
Boarding
7.5
Reviews
1 / 20
6.0
GoodChris,Jul 2025
DFW - DOH
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.
Traveling to a place near Chennai?
Book flights to Chennai if you plan to visit one of these locationsMahabalipuram
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Top 2 airlines flying from St. Louis to Chennai
Discover the top 2 airlines that operate flights from St. Louis to Chennai. 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 2,558,603 searches. Data last updated April 27, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$974 | Average$1,276 | FlexibilityNo cancel fee | On-time68% | |
| Cheapest$1,210 | Average$1,483 | FlexibilityNo cancel fee | On-time76% |