Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Chennai to St. Louis from ₹ 70,760

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chennai to St. Louis departing on 3/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customie your results

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Chennai to St. Louis

Cheap return flights

British Airways Logo
05:35 - 20:48MAA-STL
25h 43m2 stops
British Airways Logo
07:16 - 03:30STL-MAA
33h 44m2 stops
₹ 94,722British Airways
Find Deal
Sat, 4 Oct - Wed, 8 Oct
British Airways Logo
05:35 - 20:48MAA-STL
25h 43m2 stops
British Airways Logo
16:12 - 03:30STL-MAA
24h 48m2 stops
₹ 94,808British Airways
Find Deal
Sat, 4 Oct - Wed, 8 Oct
British Airways Logo
05:35 - 20:48MAA-STL
25h 43m2 stops
British Airways Logo
17:25 - 03:30STL-MAA
23h 35m2 stops
₹ 121,884British Airways
Find Deal
Sat, 6 Sep - Sat, 13 Sep
Logo
16:00 - 15:44MAA-STL
34h 14m3 stops
Logo
16:05 - 06:15STL-MAA
27h 40m3 stops
₹ 148,874
Find Deal
Sat, 6 Sep - Sat, 13 Sep
Logo
20:40 - 13:30MAA-STL
27h 20m2 stops
Logo
16:05 - 06:15STL-MAA
27h 40m3 stops
₹ 168,769
Find Deal
Sat, 6 Sep - Sat, 13 Sep
Logo
01:30 - 22:50MAA-STL
31h 50m2 stops
Logo
13:03 - 09:10STL-MAA
33h 37m2 stops
₹ 174,219
Find Deal
Fri, 5 Sep - Sat, 13 Sep
British Airways Logo
03:15 - 20:25MAA-STL
51h 40m3 stops
British Airways Logo
17:25 - 03:30STL-MAA
23h 35m2 stops
₹ 191,953British Airways
Find Deal
Fri, 5 Sep - Sat, 13 Sep

British Airways flights from Chennai to St. Louis

Our best British Airways deals on Chennai to St. Louis flight tickets
British Airways
4 Oct
MAA05:35Chennai
25h 43m
2 stops
STL20:48Lambert-St Louis
8 Oct
STL07:16Lambert-St Louis
33h 44m
2 stops
MAA03:30Chennai
₹ 94,722
Find similar
British Airways
4 Oct
MAA05:35Chennai
25h 43m
2 stops
STL20:48Lambert-St Louis
8 Oct
STL16:12Lambert-St Louis
24h 48m
2 stops
MAA03:30Chennai
₹ 94,808
Find similar
British Airways
6 Sept
MAA05:35Chennai
25h 43m
2 stops
STL20:48Lambert-St Louis
13 Sept
STL17:25Lambert-St Louis
23h 35m
2 stops
MAA03:30Chennai
₹ 121,884
Find similar

Lufthansa flights from Chennai to St. Louis

Our best Lufthansa deals on Chennai to St. Louis flight tickets
Lufthansa
30 Jul
MAA19:50Chennai
37h 25m
3 stops
STL22:45Lambert-St Louis
15 Aug
STL15:30Lambert-St Louis
22h 10m
1 stop
MAA00:10Chennai
₹ 147,662
Find similar
Lufthansa
30 Jul
MAA19:50Chennai
37h 25m
3 stops
STL22:45Lambert-St Louis
15 Aug
STL17:30Lambert-St Louis
52h 55m
3 stops
MAA08:55Chennai
₹ 155,448
Find similar
Lufthansa
30 Jul
MAA19:50Chennai
52h 10m
2 stops
STL13:30Lambert-St Louis
15 Aug
STL15:30Lambert-St Louis
22h 10m
1 stop
MAA00:10Chennai
₹ 169,288
Find similar

See travel insights to St. Louis from

How to get the cheapest flight ticket from Chennai to St. Louis

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to St. Louis?

In general, December is the cheapest month to fly from Chennai to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around ₹ 93,943. If you are unable to visit St. Louis during the month of December, then departing from Chennai during the month October is also very affordable. Most momondo users find prices during this month for around ₹ 97,058.

What is the cheapest day to depart on your flight to St. Louis?

According to our data, Friday is the cheapest day to fly to St. Louis from Chennai. The lowest ticket price found for a Friday departure recently was ₹ 137,326. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to St. Louis is Sunday, with ticket prices averaging around ₹ 158,805.

What is the cheapest time of day to depart on your flight to St. Louis?

According to our data, the cheapest time of day to fly to St. Louis is in the morning. momondo users have found flights departing from Chennai to St. Louis in the morning for as low as ₹ 101,230. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to St. Louis are more costly in the evening, with an average ticket price of ₹ 149,239. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

Can stopping save me money on Chennai to St. Louis flights?

You could potentially save up to 31% on your flight if you consider stops on a Chennai to St. Louis flight.

How have Chennai to St. Louis flight prices changed over time?

As of July 2025, prices for Chennai to St. Louis flights are approximately 2% cheaper when compared to flights at the same time last year.

When to book flights from Chennai to St. Louis

Are you open to changing your travel dates? Check out the ideal times to fly from Chennai to St. Louis according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Chennai to St. Louis (MAA to STL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chennai to St. Louis

Best price found

₹ 70,760

Fastest flight time

22h 05m

Direct flights

None

Airports in St. Louis

1 airport
The best one-way flight to St. Louis from Chennai in the past 72 hours is ₹ 70,760. The best return flight deal from Chennai to St. Louis found on momondo in the last 72 hours is ₹ 94,722.
The fastest flight from Chennai to St. Louis takes 22h 05m
There are no direct flights from Chennai to St. Louis. Popular non-direct route for this connection is Chennai Airport - Lambert-St Louis Airport.
There is 1 airport near St. Louis: Lambert-St Louis (STL)
Search flight deals

  • How far is Chennai to Lambert-St Louis by plane?

    There are 14170.0 km between Chennai and Lambert-St Louis. 25h 43m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Chennai Airport to Lambert-St Louis Airport?

    Prices for flights from Chennai Airport to Lambert-St Louis Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Chennai Airport to Lambert-St Louis Airport?

  • How old do you have to be to fly from Chennai Airport to Lambert-St Louis Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Chennai Airport to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The travel and health documents required for your trip to Lambert-St Louis Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Lambert-St Louis Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Chennai to St. Louis?

Best airlines flying from Chennai to St. Louis

Compare and see reviews for airlines that fly from Chennai to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom ₹ 84,374Free CancellationRating
6.6
7,195 reviews
Search British Airways flights
LufthansaPriceFrom ₹ 102,637Free CancellationRating
6.8
7,257 reviews
Search Lufthansa flights

Travelling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
O'Fallon

Why use momondo?

Why should I use momondo to find a flight deal from Chennai to St. Louis?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to St. Louis from Chennai.

Can I find flights from Chennai to St. Louis with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Chennai to St. Louis flights to just show those with flexible booking policies.

How can momondo help me find flights from Chennai to St. Louis?

momondo helps you find the best flight between Chennai and St. Louis by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Chennai to St. Louis right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Chennai to St. Louis now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to St. Louis and let you know when they change.

An easier way to manage your St. Louis trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 31/7
Thu 7/8
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States

Airports servicing Missouri

Kansas City Airport