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Cheap flights from St. Louis to Kerala from ₹ 116,489

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/4. Fares are subject to change and may not be available on all flights or dates of travel.
STL — COK
16 Dec — 23 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from St. Louis to Kerala

Keep the following information in mind while searching for St. Louis to Kerala flight deals. Data was last updated 16 November 2025.

Round-trip from

₹ 116,489

Popular in

December

Cheapest in

March

Average price

₹ 133,688
Qatar Airways
  • Qatar Airways
  • 12/4-14/4
  • 4 total stops
  • 60h 39m total
  • St. Louis to Kerala
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (₹ 1,845,524 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (₹ 504,653 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Find flight deals from St. Louis to Kerala

Enter your travel dates to find the best prices.

Cheapest flights from St. Louis to Kerala
Explore the most affordable flight options available from St. Louis to Kerala. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 November 2025.

Mon 1/1206:00STL - TRV
2 stops32h 55mQatar Airways
Sun 14/1203:55TRV - STL
2 stops31h 34mQatar Airways
Deal found 15/11₹ 122,518
Mon 24/1114:53STL - TRV
2 stops24h 02mQatar Airways
Wed 24/1203:55TRV - STL
2 stops44h 07mQatar Airways
Deal found 16/11₹ 126,596
Mon 1/1216:46STL - TRV
3 stops36h 34mBritish Airways
Mon 15/1223:00TRV - STL
3 stops35h 36mBritish Airways
Deal found 15/11₹ 148,493
Thu 25/1205:05STL - TRV
2 stops57h 50mQatar Airways
Fri 16/103:55TRV - STL
2 stops31h 34mQatar Airways
Deal found 13/11₹ 170,213
Mon 24/1118:43STL - TRV
3 stops50h 32mLufthansa
Thu 25/1209:30TRV - STL
3 stops47h 43mLufthansa
Deal found 16/11₹ 180,230
Mon 1/1218:43STL - TRV
3 stops50h 32mMultiple Airlines
Mon 15/1211:15TRV - STL
2 stops62h 10mMultiple Airlines
Deal found 14/11₹ 191,135
Wed 24/1215:30STL - TRV
2 stops47h 25mQatar Airways
Fri 16/103:55TRV - STL
2 stops46h 22mQatar Airways
Deal found 15/11₹ 205,851

Cheapflights Fare Finder

 
Customise your flight search to find flights from St. Louis to Kerala 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 454,620 searches. Data last updated 16 November 2025.
Use the filters below to find and compare flights from St. Louis to Kerala that are best for you.

Fly from

St. Louis

Fly to

Kerala

Route

Depart

Return

Price

St. LouisThiruvananthapuram

STL - TRV

STLTRV

Lambert-St Louis

Sun 12/4

09:15-02:25

2 stops30h 40m

Thiruvananthapuram

Tue 14/4

03:55-23:24

2 stops29h 59m

₹ 116,489

St. LouisThiruvananthapuram

STL - TRV

STLTRV

Lambert-St Louis

Mon 1/12

06:00-02:25

2 stops32h 55m

Thiruvananthapuram

Sun 14/12

03:55-23:59

2 stops31h 34m

₹ 122,518

St. LouisThiruvananthapuram

STL - TRV

STLTRV

Lambert-St Louis

Mon 1/12

16:46-16:50

3 stops36h 34m

Thiruvananthapuram

Mon 15/12

23:00-23:06

3 stops35h 36m

₹ 148,493

St. LouisThiruvananthapuram

STL - TRV

STLTRV

Lambert-St Louis

Mon 1/12

18:43-08:45

3 stops50h 32m

Thiruvananthapuram

Mon 15/12

11:15-13:55

2 stops62h 10m

₹ 191,135

St. LouisThiruvananthapuram

STL - TRV

STLTRV

Lambert-St Louis

Wed 24/12

15:50-08:45

2 stops53h 25m

Thiruvananthapuram

Sat 17/1

20:30-16:03

3 stops31h 03m

₹ 221,631

Flights are sorted by cheapest return flights first.

Deals found on 13/11

Best time to book a flight from St. Louis to Kerala

Have a flexible travel schedule? Discover the best time to fly to Kerala from St. Louis with our price prediction graph.
Estimated return 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 Kerala

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

Currently, February is the cheapest month in which you can book a flight from St. Louis to Kerala (average of ₹ 83,777). Flying from St. Louis to Kerala in December is currently the most expensive (average of ₹ 164,362). 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.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Kerala. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from St. Louis to Kerala?

    Located just 20.4 km from the city centre, Lambert-St Louis (STL) is the airport most travellers will use when flying to Kerala from St. Louis.

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

    Airlines like Qatar Airways fly from St. Louis to Kerala in about 30h 40m. The time it takes to get you to your destination can typically vary by up to . The distance from St. Louis to Kerala is about 14590 km.

  • Can I find deals for flights from St. Louis to Kerala that include hotel bookings?

    Yes. In addition to deals on St. Louis to Kerala flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Kerala?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Kerala.

  • Can I find deals for business class flights from St. Louis to Kerala?

    Yes. Cheapflights offers flight deals from St. Louis to Kerala 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 St. Louis to Kerala?

    Currently, February is the cheapest month in which you can book a flight from St. Louis to Kerala (average of ₹ 83,777). Flying from St. Louis to Kerala in December is currently the most expensive (average of ₹ 164,362). 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

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Deals for St. Louis to Kerala flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from St. Louis to Kerala?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from St. Louis to Kerala.

Can Cheapflights find flights from St. Louis to Kerala with no change fees?

Need flexible booking options for your flight to Kerala from St. Louis? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from St. Louis to Kerala become cheaper?

Not ready to book yet? You can track prices for flights from St. Louis to Kerala on Cheapflights with our Price Alert feature and get notified when better prices are available.

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