$1,022+ Cheap flights from St. Louis (STL) to Chennai (MAA)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/4. Fares are subject to change and may not be available on all flights or dates of travel.
STL — MAA
Jun 12 — Jun 191
Round-trip
1 adult, Economy
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Find cheap flights from St. Louis to Chennai with Cheapflights
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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
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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 May 13, 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 May 13, 2026.
This Etihad Airways deal was found by Cheapflights users on 5/11. 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 8/49:08 am
STL
- MAA
2 stops30h 47m
Multiple Airlines
Thu 8/279:55 pm
MAA
- STL
2 stops36h 34m
Multiple Airlines
Deal found 5/11![Multiple Airlines logo]()
$1,022
This FlightHub deal was found by Cheapflights users on 5/9. 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 9/311:35 am
STL
- MAA
2 stops28h 45m
Qatar Airways
Tue 9/153:55 am
MAA
- STL
2 stops29h 47m
Qatar Airways
Deal found 5/9![Qatar Airways logo]()
$1,036
This FlightHub deal was found by Cheapflights users on 5/9. 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 9/111:35 am
STL
- MAA
2 stops28h 45m
Qatar Airways
Mon 11/94:05 am
MAA
- STL
2 stops26h 55m
Qatar Airways
Deal found 5/9![Qatar Airways logo]()
$1,053
This FlightHub deal was found by Cheapflights users on 5/12. 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 11/1810:45 am
STL
- MAA
2 stops28h 15m
Qatar Airways
Mon 12/73:25 am
MAA
- STL
2 stops30h 30m
Qatar Airways
Deal found 5/12![Qatar Airways logo]()
$1,066
This Etihad Airways deal was found by Cheapflights users on 5/13. 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 8/81:25 pm
STL
- MAA
2 stops26h 30m
Multiple Airlines
Sat 8/224:05 am
MAA
- STL
2 stops30h 24m
Multiple Airlines
Deal found 5/13![Multiple Airlines logo]()
$1,082
This Qatar Airways deal was found by Cheapflights users on 5/11. 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.
Sun 9/136:20 am
STL
- MAA
2 stops34h 00m
Qatar Airways
Thu 9/174:20 am
MAA
- STL
2 stops29h 51m
Qatar Airways
Deal found 5/11![Qatar Airways logo]()
$1,084
This Indian Eagle deal was found by Cheapflights users on 5/12. 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.
Sun 11/152:50 pm
STL
- MAA
2 stops24h 00m
Qatar Airways
Wed 12/94:05 am
MAA
- STL
2 stops26h 52m
Qatar Airways
Deal found 5/12![Qatar Airways logo]()
$1,101
This Qatar Airways deal was found by Cheapflights users on 5/12. 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 10/221:00 pm
STL
- MAA
2 stops27h 10m
Qatar Airways
Sun 11/14:05 am
MAA
- STL
2 stops26h 55m
Qatar Airways
Deal found 5/12![Qatar Airways logo]()
$1,105
This KAYAK deal was found by Cheapflights users on 5/12. 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.
Wed 11/1810:45 am
STL
- MAA
2 stops28h 05m
Qatar Airways
Sun 12/64:05 am
MAA
- STL
2 stops26h 52m
Qatar Airways
Deal found 5/12![Qatar Airways logo]()
$1,129
This Indian Eagle deal was found by Cheapflights users on 5/12. 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.
Sun 11/152:50 pm
STL
- MAA
2 stops24h 00m
Qatar Airways
Fri 12/114:05 am
MAA
- STL
2 stops26h 52m
Qatar Airways
Deal found 5/12![Qatar Airways logo]()
$1,141
This Qatar Airways deal was found by Cheapflights users on 5/12. 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.
Fri 10/239:35 am
STL
- MAA
2 stops30h 35m
Qatar Airways
Thu 11/54:05 am
MAA
- STL
2 stops26h 52m
Qatar Airways
Deal found 5/12![Qatar Airways logo]()
$1,145
This FlightHub deal was found by Cheapflights users on 5/13. 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 11/185:21 am
STL
- MAA
2 stops33h 39m
Qatar Airways
Tue 12/84:05 am
MAA
- STL
2 stops31h 23m
Qatar Airways
Deal found 5/13![Qatar Airways logo]()
$1,151
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 May 13, 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 May 13, 2026.
This Etihad Airways deal was found by Cheapflights users on 5/11. 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 8/49:08 am
STL
- MAA
2 stops30h 47m
Multiple Airlines
Thu 8/279:55 pm
MAA
- STL
2 stops36h 34m
Multiple Airlines
Deal found 5/11![Multiple Airlines logo]()
$1,022
This Etihad Airways deal was found by Cheapflights users on 5/11. 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 8/87:34 am
STL
- MAA
2 stops32h 21m
Multiple Airlines
Sat 8/224:05 am
MAA
- STL
2 stops30h 24m
Multiple Airlines
Deal found 5/11![Multiple Airlines logo]()
$1,082
This Etihad Airways deal was found by Cheapflights users on 5/9. 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 8/27:31 am
STL
- MAA
2 stops26h 09m
Multiple Airlines
Sun 8/239:55 pm
MAA
- STL
2 stops36h 34m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$1,162
This Etihad Airways deal was found by Cheapflights users on 5/10. 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 7/86:55 am
STL
- MAA
2 stops26h 45m
Multiple Airlines
Thu 8/209:55 pm
MAA
- STL
2 stops36h 34m
Multiple Airlines
Deal found 5/10![Multiple Airlines logo]()
$1,302
This Etihad Airways deal was found by Cheapflights users on 5/8. 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 5/196:00 am
STL
- MAA
2 stops27h 40m
Multiple Airlines
Wed 8/510:15 am
MAA
- STL
2 stops41h 49m
Multiple Airlines
Deal found 5/8![Multiple Airlines logo]()
$1,382
This Etihad Airways deal was found by Cheapflights users on 5/11. 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 7/11:42 pm
STL
- MAA
2 stops32h 13m
Multiple Airlines
Fri 8/1410:15 am
MAA
- STL
2 stops43h 57m
Multiple Airlines
Deal found 5/11![Multiple Airlines logo]()
$1,397
This Etihad Airways deal was found by Cheapflights users on 5/12. 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.
Mon 6/296:00 am
STL
- MAA
2 stops33h 55m
Multiple Airlines
Mon 7/134:05 am
MAA
- STL
2 stops30h 41m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$1,414
This Etihad Airways deal was found by Cheapflights users on 5/10. 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 5/276:00 am
STL
- MAA
2 stops34h 20m
Multiple Airlines
Thu 7/94:05 am
MAA
- STL
2 stops25h 46m
Multiple Airlines
Deal found 5/10![Multiple Airlines logo]()
$1,476
This Etihad Airways deal was found by Cheapflights users on 5/11. 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.
Thu 6/187:30 am
STL
- MAA
2 stops26h 10m
Multiple Airlines
Mon 7/69:55 pm
MAA
- STL
2 stops32h 39m
Multiple Airlines
Deal found 5/11![Multiple Airlines logo]()
$1,577
This Etihad Airways deal was found by Cheapflights users on 5/9. 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 6/66:47 am
STL
- MAA
2 stops33h 33m
Multiple Airlines
Sun 6/2810:15 am
MAA
- STL
2 stops37h 27m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$1,607
Last-minute flights from St. Louis to ChennaiDiscover last-minute flight deals from St. Louis to Chennai. Data last updated May 13, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Chennai. Data last updated May 13, 2026 and is based on user searches.
This Justfly.com deal was found by Cheapflights users on 5/9. 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.
Tue 5/124:30 pm
STL
- MAA
2 stops23h 40m
Qatar Airways
Wed 7/13:55 am
MAA
- STL
2 stops30h 34m
Qatar Airways
Deal found 5/9![Qatar Airways logo]()
$1,502
This Justfly.com deal was found by Cheapflights users on 5/9. 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 5/1312:27 pm
STL
- MAA
2 stops27h 43m
Qatar Airways
Fri 6/54:10 am
MAA
- STL
2 stops52h 00m
Qatar Airways
Deal found 5/9![Qatar Airways logo]()
$1,492
This Etihad Airways deal was found by Cheapflights users on 5/8. 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 5/196:00 am
STL
- MAA
2 stops27h 40m
Multiple Airlines
Wed 8/510:15 am
MAA
- STL
2 stops41h 49m
Multiple Airlines
Deal found 5/8![Multiple Airlines logo]()
$1,382
This Ovago deal was found by Cheapflights users on 5/11. 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.
Tue 5/265:08 am
STL
- MAA
2 stops47h 02m
Etihad Airways
Fri 7/174:05 pm
MAA
- STL
2 stops35h 59m
Etihad Airways
Deal found 5/11![Etihad Airways logo]()
$1,463
This Etihad Airways deal was found by Cheapflights users on 5/11. 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 5/11![Multiple Airlines logo]()
$1,476
This Etihad Airways deal was found by Cheapflights users on 5/9. 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 6/36:00 am
STL
- MAA
2 stops27h 40m
Multiple Airlines
Wed 6/249:55 pm
MAA
- STL
2 stops36h 51m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$1,611
This Etihad Airways deal was found by Cheapflights users on 5/9. 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 6/66:47 am
STL
- MAA
2 stops33h 33m
Multiple Airlines
Sun 6/2810:15 am
MAA
- STL
2 stops37h 27m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$1,607
This Etihad Airways deal was found by Cheapflights users on 5/12. 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 6/169:25 am
STL
- MAA
2 stops24h 15m
Multiple Airlines
Tue 7/74:05 am
MAA
- STL
2 stops30h 41m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$1,391
This Etihad Airways deal was found by Cheapflights users on 5/11. 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.
Thu 6/187:30 am
STL
- MAA
2 stops26h 10m
Multiple Airlines
Mon 7/69:55 pm
MAA
- STL
2 stops32h 39m
Multiple Airlines
Deal found 5/11![Multiple Airlines logo]()
$1,577
This Ovago deal was found by Cheapflights users on 5/12. 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 6/207:30 am
STL
- MAA
2 stops38h 25m
Etihad Airways
Thu 7/910:15 am
MAA
- STL
2 stops37h 12m
Etihad Airways
Deal found 5/12![Etihad Airways logo]()
$1,490
This oojo deal was found by Cheapflights users on 5/8. 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.
Mon 6/2211:15 am
STL
- MAA
2 stops29h 05m
Qatar Airways
Mon 6/294:20 am
MAA
- STL
2 stops25h 46m
Qatar Airways
Deal found 5/8![Qatar Airways logo]()
$1,580
This Etihad Airways deal was found by Cheapflights users on 5/12. 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.
Mon 6/296:00 am
STL
- MAA
2 stops33h 55m
Multiple Airlines
Mon 7/134:05 am
MAA
- STL
2 stops30h 41m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$1,414
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 May 13, 2026.
Search for one-way flight options from St. Louis to Chennai. Find affordable one-way fares based on user searches. Data last updated May 13, 2026.
This Priceline deal was found by Cheapflights users on 5/12. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/237:05 pm
STL
- MAA
3 stops51h 20m
Lufthansa
Deal found 5/12![Lufthansa logo]()
$1,051
This Air Canada deal was found by Cheapflights users on 5/12. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/167:05 am
STL
- MAA
2 stops30h 35m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$1,064
This oojo deal was found by Cheapflights users on 5/12. 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.
Sat 5/237:20 pm
STL
- MAA
2 stops44h 50m
Qatar Airways
Deal found 5/12![Qatar Airways logo]()
$1,244
This Etihad Airways deal was found by Cheapflights users on 5/11. 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 6/36:35 am
STL
- MAA
2 stops27h 05m
Multiple Airlines
Deal found 5/11![Multiple Airlines logo]()
$1,342
This Flightnetwork deal was found by Cheapflights users on 5/11. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/31:13 pm
STL
- MAA
3 stops33h 12m
Lufthansa
Deal found 5/11![Lufthansa logo]()
$1,460
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 May 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,022 (Etihad Airways) |
Popular in | December |
Cheapest in | March |
Average price | $1,249 |
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 May 13, 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 8/4
9:08 am-2:25 am
2 stops30h 47m
Chennai
Thu 8/27
9:55 pm-11:59 pm
2 stops36h 34m
$1,022
St. LouisChennai
STL - MAA
STLMAA
Lambert-St Louis
Sat 8/8
7:34 am-2:25 am
2 stops32h 21m
Chennai
Sat 8/22
4:05 am-11:59 pm
2 stops30h 24m
$1,082
St. LouisChennai
STL - MAA
STLMAA
Lambert-St Louis
Sun 8/2
7:31 am-8:10 pm
2 stops26h 09m
Chennai
Sun 8/23
9:55 pm-11:59 pm
2 stops36h 34m
$1,162
St. LouisChennai
STL - MAA
STLMAA
Lambert-St Louis
Wed 7/8
6:55 am-8:10 pm
2 stops26h 45m
Chennai
Thu 8/20
9:55 pm-11:59 pm
2 stops36h 34m
$1,302
St. LouisChennai
STL - MAA
STLMAA
Lambert-St Louis
Tue 5/19
6:00 am-8:10 pm
2 stops27h 40m
Chennai
Wed 8/5
10:15 am-5:34 pm
2 stops41h 49m
$1,382
St. LouisChennai
STL - MAA
STLMAA
Lambert-St Louis
Wed 7/1
1:42 pm-8:25 am
2 stops32h 13m
Chennai
Fri 8/14
10:15 am-7:42 pm
2 stops43h 57m
$1,397
St. LouisChennai
STL - MAA
STLMAA
Lambert-St Louis
Mon 6/29
6:00 am-2:25 am
2 stops33h 55m
Chennai
Mon 7/13
4:05 am-12:16 am
2 stops30h 41m
$1,414
St. LouisChennai
STL - MAA
STLMAA
Lambert-St Louis
Wed 5/27
6:00 am-2:50 am
2 stops34h 20m
Chennai
Thu 7/9
4:05 am-7:21 pm
2 stops25h 46m
$1,476
Quickest round-trip
St. LouisChennai
STL - MAA
STLMAA
Lambert-St Louis
Thu 6/18
7:30 am-8:10 pm
2 stops26h 10m
Chennai
Mon 7/6
9:55 pm-8:04 pm
2 stops32h 39m
$1,577
St. LouisChennai
STL - MAA
STLMAA
Lambert-St Louis
Sat 6/6
6:47 am-2:50 am
2 stops33h 33m
Chennai
Sun 6/28
10:15 am-1:12 pm
2 stops37h 27m
$1,607
Showing 1-10 of 14 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 May.
| 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 May 13, 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
Food
7.3
Boarding
7.5
Crew
7.9
Overall
7.4
Entertainment
7.3
Reviews
1 / 20
6.0
GoodChris,Jul 2025
DFW - DOH
Comfort
7.3
Food
7.3
Boarding
7.5
Crew
7.9
Overall
7.4
Entertainment
7.3
Reviews
1 / 20
6.0
GoodChris,Jul 2025
DFW - DOH
Comfort
7.3
Food
7.3
Boarding
7.5
Crew
7.9
Overall
7.4
Entertainment
7.3
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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Explore flights to Chennai departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on May 13, 2026.
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St. Louis and Chennai flights
Browse other St. Louis and Chennai flight options. Last updated on May 13, 2026.
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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 May 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$974 | Average$1,276 | FlexibilityNo cancel fee | On-time68% | |
| Cheapest$1,210 | Average$1,495 | FlexibilityNo cancel fee | On-time76% |