HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
St. Louis

$1,062+ Cheap flights from Chennai (MAA) to St. Louis (STL)

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 11/8. Fares are subject to change and may not be available on all flights or dates of travel.
MAA — STL
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Chennai to St. Louis 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 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 October 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,062
(British Airways)

Popular in

February

Cheapest in

December

Average price

$1,097
Provider with most accurate pricing for Chennai-Lambert-St Louis flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chennai-Lambert-St Louis flights.
Search Deals
From Chennai to Lambert-St Louis
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($216 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($78 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

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 October 28, 2025.

This British Airways deal was found by Cheapflights users on 10/26. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/87:35 amMAA - STL
2 stops48h 16mBritish Airways
Wed 11/1211:42 amSTL - MAA
2 stops30h 23mBritish Airways
Deal found 10/26$1,062
This FlightHub deal was found by Cheapflights users on 10/28. 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.
Sat 11/154:05 amMAA - STL
2 stops52h 25mQatar Airways
Wed 12/312:06 pmSTL - MAA
2 stops24h 54mQatar Airways
Deal found 10/28$1,439
This FlightHub deal was found by Cheapflights users on 10/28. 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.
Sat 11/151:50 amMAA - STL
2 stops31h 20mLufthansa
Wed 12/313:50 pmSTL - MAA
1 stop20h 45mLufthansa
Deal found 10/28$1,511
This Cathay Pacific deal was found by Cheapflights users on 10/27. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/72:00 amMAA - STL
2 stops32h 28mCathay Pacific
Wed 11/127:00 amSTL - MAA
2 stops54h 05mCathay Pacific
Deal found 10/27$1,536
This Trip.com deal was found by Cheapflights users on 10/28. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/167:35 amMAA - STL
2 stops27h 51mBritish Airways
Wed 12/313:30 pmSTL - MAA
2 stops26h 35mBritish Airways
Deal found 10/28$1,642
This Expedia deal was found by Cheapflights users on 10/28. 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.
Sat 11/154:05 amMAA - STL
2 stops52h 25mMultiple Airlines
Wed 12/314:05 pmSTL - MAA
3 stops43h 15mMultiple Airlines
Deal found 10/28$1,891

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated October 28, 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

Sat 11/8

7:35 am-8:21 pm

2 stops48h 16m

Lambert-St Louis

Wed 11/12

11:42 am-5:35 am

2 stops30h 23m

$1,062

ChennaiSt. Louis

MAA - STL

MAASTL

Chennai

Sat 11/15

4:05 am-9:00 pm

2 stops52h 25m

Lambert-St Louis

Wed 12/31

2:06 pm-2:30 am

2 stops24h 54m

$1,439

ChennaiSt. Louis

MAA - STL

MAASTL

Chennai

Sat 11/15

1:50 am-9:40 pm

2 stops31h 20m

Lambert-St Louis

Wed 12/31

3:50 pm-12:05 am

1 stop20h 45m

$1,511

ChennaiSt. Louis

MAA - STL

MAASTL

Chennai

Fri 11/7

2:00 am-10:58 pm

2 stops32h 28m

Lambert-St Louis

Wed 11/12

7:00 am-12:35 am

2 stops54h 05m

$1,536

ChennaiSt. Louis

MAA - STL

MAASTL

Chennai

Sun 11/16

7:35 am-11:56 pm

2 stops27h 51m

Lambert-St Louis

Wed 12/31

3:30 pm-5:35 am

2 stops26h 35m

$1,642

ChennaiSt. Louis

MAA - STL

MAASTL

Chennai

Sat 11/15

4:05 am-9:00 pm

2 stops52h 25m

Lambert-St Louis

Wed 12/31

4:05 pm-10:50 pm

3 stops43h 15m

$1,891

ChennaiSt. Louis

MAA - STL

MAASTL

Chennai

Sat 12/20

2:00 am-11:51 pm

2 stops57h 21m

$2,752

ChennaiSt. Louis

MAA - STL

MAASTL

Chennai

Sun 12/21

7:35 am-11:45 pm

2 stops27h 40m

$2,864

ChennaiSt. Louis

MAA - STL

MAASTL

Chennai

Sat 12/20

1:50 am-1:55 pm

1 stop23h 35m

$5,996

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Compare providers for flights from Chennai to St. Louis

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 Chennai to St. Louis in October.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Chennai-St. Louis flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Chennai-St. Louis flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Chennai-St. Louis flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chennai-St. Louis flights, Cheapflights users trust eDreams the most. eDreams 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 Chennai-St. Louis 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 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 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 Chennai to St. Louis

What is the cheapest month to book a flight from Chennai to St. Louis?

Currently, December is the cheapest month in which you can book a flight from Chennai to St. Louis (average of $899). Flying from Chennai to St. Louis in February is currently the most expensive (average of $1,616). 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.

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 October 28, 2025.
Peruse reviews from past customers who have flown with British Airways from Chennai to St. Louis to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
British Airways
6.7
Okay
7,483 reviews

Overall

6.7

Comfort

6.7

Entertainment

6.4

Food

6.3

Boarding

6.9

Crew

7.6

Reviews

1 / 20
6.0
Good

Roxanne,Sep 2025

LHR - IAD

Food was mediocre. Couldn't use headphones because no information on how to use. Staff paid so much attention on a family with a baby . They got VIP treatment.
British Airways
6.7
Okay
7,483 reviews
British Airways
6.7
Okay
7,483 reviews

Overall

6.7

Comfort

6.7

Entertainment

6.4

Food

6.3

Boarding

6.9

Crew

7.6

Reviews

1 / 20
6.0
Good

Roxanne,Sep 2025

LHR - IAD

Food was mediocre. Couldn't use headphones because no information on how to use. Staff paid so much attention on a family with a baby . They got VIP treatment.

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.

  • How long is the flight from Chennai to St. Louis?

    For as low as $1,511, British Airways can have you in St. Louis from Chennai in 31h 20m. Airlines will cover a distance of 8804 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What is the cheapest airline to fly from Chennai to St. Louis round-trip?

    Currently priced at $899, 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. British Airways is currently priced 33% below the average price you’ll pay for this route.

  • 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 vacation 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.

  • What is the cheapest month to book a flight from Chennai to St. Louis?

    Currently, December is the cheapest month in which you can book a flight from Chennai to St. Louis (average of $899). Flying from Chennai to St. Louis in February is currently the most expensive (average of $1,616). 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.

See more FAQs

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Edwardsville
O'Fallon
Fairview Heights
Maryland Heights
Collinsville
Eureka
Glencoe
St. Peters
Chesterfield
Alton
Farmington
Festus

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Chennai to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.
Chennai to Kansas City flights
Chennai to Columbia flights

Top airline flying from Chennai to St. Louis

Discover the top airline 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 2,558,603 searches. Data last updated October 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$899Average$1,067FlexibilityNo cancel feeOn-time70%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.