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St. Louis

$804+ 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 8/5. Fares are subject to change and may not be available on all flights or dates of travel.
MAA — STL
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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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 June 12, 2025.

Round-trip from

$1,647
(British Airways)

One-way from

$804
(Kiwi.com)

Popular in

May

Cheapest in

October

Average price

$1,432
From Chennai to Lambert-St Louis
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One-way flight from Chennai to Lambert-St Louis
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Highest demand for flights based on searches. 12% potential increase in price ($194 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($33 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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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 June 12, 2025.

This British Airways deal was found by Cheapflights users on 6/10. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/255:35 amMAA - STL
2 stops27h 52mBritish Airways
Sat 8/21:17 pmSTL - MAA
2 stops27h 43mBritish Airways
Deal found 6/10$1,647
This Gotogate deal was found by Cheapflights users on 6/10. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/241:55 amMAA - STL
2 stops24h 22mLufthansa
Sat 8/25:30 pmSTL - MAA
2 stops44h 10mLufthansa
Deal found 6/10$1,709
This Lufthansa deal was found by Cheapflights users on 6/10. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/241:55 amMAA - STL
2 stops24h 22mMultiple Airlines
Sat 8/25:41 pmSTL - MAA
3 stops43h 59mMultiple Airlines
Deal found 6/10$1,806

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 June 12, 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

Fri 7/25

5:35 am-10:57 pm

2 stops27h 52m

Lambert-St Louis

Sat 8/2

1:17 pm-3:30 am

2 stops27h 43m

$1,647

ChennaiSt. Louis

MAA - STL

MAASTL

Chennai

Thu 7/24

1:55 am-3:47 pm

2 stops24h 22m

Lambert-St Louis

Sat 8/2

5:30 pm-12:10 am

2 stops44h 10m

$1,709

ChennaiSt. Louis

MAA - STL

MAASTL

Chennai

Thu 7/24

1:55 am-3:47 pm

2 stops24h 22m

Lambert-St Louis

Sat 8/2

5:41 pm-12:10 am

3 stops43h 59m

$1,806

ChennaiSt. Louis

MAA - STL

MAASTL

Chennai

Tue 8/5

1:00 am-11:59 pm

3 stops33h 29m

$804

ChennaiSt. Louis

MAA - STL

MAASTL

Chennai

Tue 8/12

2:35 pm-6:35 pm

3 stops38h 30m

$1,004

ChennaiSt. Louis

MAA - STL

MAASTL

Chennai

Thu 7/24

1:55 am-3:47 pm

2 stops24h 22m

$1,206

ChennaiSt. Louis

MAA - STL

MAASTL

Chennai

Fri 7/25

5:35 am-11:51 pm

2 stops28h 46m

$1,208

ChennaiSt. Louis

MAA - STL

MAASTL

Chennai

Tue 8/12

4:00 am-9:35 pm

2 stops28h 05m

$1,315

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

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, August is the cheapest month in which you can book a flight from Chennai to St. Louis (average of $311). Flying from Chennai to St. Louis in March is currently the most expensive (average of $356). 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.

Rainfall in St. Louis by month

Plan your trip to St. Louis by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

Temperature in St. Louis by month

Plan your trip to St. Louis by taking into account the average temperature totals by month.

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

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 June 12, 2025.
Japan Airlines
8.3
Very good
1,489 reviews

Food

7.7

Boarding

8.4

Entertainment

7.8

Overall

8.3

Comfort

8.2

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Anonymous,May 2025

MAA - DEL

1. No information on business class lounge access in Delhi airport. 2. Special meals ordered confirmed in JAL website but not in confirmation email. So meal Was not served on the flight.
Japan Airlines
8.3
Very good
1,489 reviews
Japan Airlines
8.3
Very good
1,489 reviews

Food

7.7

Boarding

8.4

Entertainment

7.8

Overall

8.3

Comfort

8.2

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Anonymous,May 2025

MAA - DEL

1. No information on business class lounge access in Delhi airport. 2. Special meals ordered confirmed in JAL website but not in confirmation email. So meal Was not served on the flight.
Emirates
8.1
Very good
3,264 reviews
Japan Airlines
8.3
Very good
1,489 reviews

Food

7.7

Boarding

8.4

Entertainment

7.8

Overall

8.3

Comfort

8.2

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Anonymous,May 2025

MAA - DEL

1. No information on business class lounge access in Delhi airport. 2. Special meals ordered confirmed in JAL website but not in confirmation email. So meal Was not served on the flight.
Lufthansa
6.8
Okay
7,136 reviews
Japan Airlines
8.3
Very good
1,489 reviews

Food

7.7

Boarding

8.4

Entertainment

7.8

Overall

8.3

Comfort

8.2

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Anonymous,May 2025

MAA - DEL

1. No information on business class lounge access in Delhi airport. 2. Special meals ordered confirmed in JAL website but not in confirmation email. So meal Was not served on the flight.
British Airways
6.6
Okay
7,008 reviews
Japan Airlines
8.3
Very good
1,489 reviews

Food

7.7

Boarding

8.4

Entertainment

7.8

Overall

8.3

Comfort

8.2

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Anonymous,May 2025

MAA - DEL

1. No information on business class lounge access in Delhi airport. 2. Special meals ordered confirmed in JAL website but not in confirmation email. So meal Was not served on the flight.

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.

  • What are the cheapest airlines flying from Chennai to St. Louis round-trip?

    Currently priced at $1,647, 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. Check Cheapflights for deals on Lufthansa for as low as $1,709.

  • What are the cheapest airlines to fly from Chennai to St. Louis one-way?

    The cheapest airline one-way is Japan Airlines, with whom users have recently found tickets for as low as $1,004. However, be on the lookout for offers from Lufthansa and British Airways, as they are both options that can get you from Chennai to St. Louis for a low price.

  • 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, August is the cheapest month in which you can book a flight from Chennai to St. Louis (average of $311). Flying from Chennai to St. Louis in March is currently the most expensive (average of $356). 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 Chennai?

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

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Alternative routes for Chennai to St. Louis

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Top 2 airlines flying from Chennai to St. Louis

Discover the top 2 airlines 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$992Average$1,145FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$1,234Average$1,432FlexibilityNo cancel feeOn-time76%

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