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

$812+ Cheap flights from Chennai (MAA) to St. Louis (STL)

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 1/21. Fares are subject to change and may not be available on all flights or dates of travel.
MAA — STL
Jan 9 — Jan 161
Fri 1/9
Fri 1/16
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

Best flights from Chennai to St. Louis
Discover carefully curated flight deals from Chennai to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 10, 2025.

This British Airways deal was found by Cheapflights users on 12/8. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/117:35 amMAA - STL
2 stops51h 23mBritish Airways
Sun 2/151:36 pmSTL - MAA
2 stops28h 29mBritish Airways
Deal found 12/8$910
This Qatar Airways deal was found by Cheapflights users on 12/8. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/214:05 amMAA - STL
2 stops31h 24mQatar Airways
Thu 1/291:35 pmSTL - MAA
2 stops25h 25mQatar Airways
Deal found 12/8$1,210
This Flightnetwork deal was found by Cheapflights users on 12/9. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/106:00 pmMAA - STL
3 stops39h 29mLufthansa
Wed 4/221:14 pmSTL - MAA
2 stops24h 26mLufthansa
Deal found 12/9$1,368
This British Airways deal was found by Cheapflights users on 12/9. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/107:35 amMAA - STL
2 stops26h 47mBritish Airways
Wed 4/222:43 pmSTL - MAA
2 stops26h 17mBritish Airways
Deal found 12/9$910
This Mytrip deal was found by Cheapflights users on 12/8. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/211:50 amMAA - STL
3 stops32h 38mMultiple Airlines
Thu 1/294:05 pmSTL - MAA
3 stops28h 35mMultiple Airlines
Deal found 12/8$2,211
This Ovago deal was found by Cheapflights users on 12/8. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/227:35 amMAA - STL
2 stops44h 09mBritish Airways
Thu 1/291:35 pmSTL - MAA
3 stops29h 30mBritish Airways
Deal found 12/8$1,950

Find 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 December 10, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$910
(British Airways)

One-way from

$812
(Ovago)

Popular in

February

Cheapest in

December

Average price

$993
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
One-way flight from Chennai to Lambert-St Louis
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($218 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 December 2025
Search Deals

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 December 10, 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

Wed 2/11

7:35 am-11:28 pm

2 stops51h 23m

Lambert-St Louis

Sun 2/15

1:36 pm-5:35 am

2 stops28h 29m

$910

ChennaiSt. Louis

MAA - STL

MAASTL

Chennai

Tue 3/10

7:35 am-11:52 pm

2 stops26h 47m

Lambert-St Louis

Wed 4/22

2:43 pm-3:30 am

2 stops26h 17m

$910

ChennaiSt. Louis

MAA - STL

MAASTL

Chennai

Wed 1/21

4:05 am-11:59 pm

2 stops31h 24m

Lambert-St Louis

Thu 1/29

1:35 pm-2:30 am

2 stops25h 25m

$1,210

ChennaiSt. Louis

MAA - STL

MAASTL

Chennai

Tue 3/10

6:00 pm-10:59 pm

3 stops39h 29m

Lambert-St Louis

Wed 4/22

1:14 pm-12:10 am

2 stops24h 26m

$1,368

ChennaiSt. Louis

MAA - STL

MAASTL

Chennai

Thu 1/22

7:35 am-4:14 pm

2 stops44h 09m

Lambert-St Louis

Thu 1/29

1:35 pm-6:35 am

3 stops29h 30m

$1,950

ChennaiSt. Louis

MAA - STL

MAASTL

Chennai

Wed 1/21

1:50 am-10:58 pm

3 stops32h 38m

Lambert-St Louis

Thu 1/29

4:05 pm-8:10 am

3 stops28h 35m

$2,211

ChennaiSt. Louis

MAA - STL

MAASTL

Chennai

Wed 1/21

3:25 am-1:54 pm

2 stops45h 59m

$812

ChennaiSt. Louis

MAA - STL

MAASTL

Chennai

Thu 1/22

1:15 pm-6:14 pm

3 stops40h 29m

$831

ChennaiSt. Louis

MAA - STL

MAASTL

Chennai

Sun 2/22

2:00 am-11:48 pm

2 stops33h 18m

$2,704

ChennaiSt. Louis

MAA - STL

MAASTL

Chennai

Mon 2/23

8:30 am-6:11 pm

3 stops45h 11m

$2,781

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/8

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 December.
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 December 10, 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
7,573 reviews

Comfort

6.7

Crew

7.6

Overall

6.7

Entertainment

6.4

Food

6.4

Boarding

6.9

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
7,573 reviews
British Airways
6.7
Okay
7,573 reviews

Comfort

6.7

Crew

7.6

Overall

6.7

Entertainment

6.4

Food

6.4

Boarding

6.9

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 $1,210, British Airways can have you in St. Louis from Chennai in 31h 24m. 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
Swansea
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 December 10, 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.