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Cheap flights from St. Louis to Kerala from ₹ 117,894

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/2. Fares are subject to change and may not be available on all flights or dates of travel.
STL — COK
5 Jan — 12 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from St. Louis to Kerala

Enter your travel dates to find the best prices.

Best flights from St. Louis to Kerala
Discover carefully curated flight deals from St. Louis to Kerala that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 6 December 2025.

Sun 15/210:04STL - TRV
2 stops28h 51mQatar Airways
Wed 18/203:55TRV - STL
2 stops31h 03mQatar Airways
Deal found 2/12₹ 117,894
Sun 25/113:15STL - TRV
3 stops32h 00mLufthansa
Sun 29/309:30TRV - STL
3 stops46h 03mLufthansa
Deal found 2/12₹ 125,358
Mon 2/206:00STL - TRV
2 stops32h 55mQatar Airways
Wed 4/203:55TRV - STL
2 stops28h 50mQatar Airways
Deal found 3/12₹ 117,894
Wed 31/1214:50STL - TRV
3 stops38h 30mBritish Airways
Sun 18/123:00TRV - STL
3 stops59h 14mBritish Airways
Deal found 2/12₹ 458,178
Wed 31/1207:00STL - TRV
2 stops31h 55mQatar Airways
Sat 17/103:55TRV - STL
2 stops45h 29mQatar Airways
Deal found 2/12₹ 721,575
Wed 31/1215:50STL - TRV
2 stops23h 40mMultiple Airlines
Sun 18/120:30TRV - STL
3 stops37h 58mMultiple Airlines
Deal found 2/12₹ 2,869,484

Find 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 6 December 2025.

Round-trip from

₹ 112,139

Popular in

December

Cheapest in

March

Average price

₹ 188,847
Qatar Airways
  • Qatar Airways
  • 25/1-28/3
  • 4 total stops
  • 58h 18m total
  • St. Louis to Kerala
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (₹ 1,773,626 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (₹ 523,021 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 6 December 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 15/2

10:04-02:25

2 stops28h 51m

Thiruvananthapuram

Wed 18/2

03:55-23:28

2 stops31h 03m

₹ 117,894

St. LouisThiruvananthapuram

STL - TRV

STLTRV

Lambert-St Louis

Mon 2/2

06:00-02:25

2 stops32h 55m

Thiruvananthapuram

Wed 4/2

03:55-21:15

2 stops28h 50m

₹ 117,894

St. LouisThiruvananthapuram

STL - TRV

STLTRV

Lambert-St Louis

Sun 25/1

13:15-08:45

3 stops32h 00m

Thiruvananthapuram

Sun 29/3

09:30-21:03

3 stops46h 03m

₹ 125,358

St. LouisThiruvananthapuram

STL - TRV

STLTRV

Lambert-St Louis

Wed 31/12

14:50-16:50

3 stops38h 30m

Thiruvananthapuram

Sun 18/1

23:00-22:44

3 stops59h 14m

₹ 458,178

St. LouisThiruvananthapuram

STL - TRV

STLTRV

Lambert-St Louis

Wed 31/12

07:00-02:25

2 stops31h 55m

Thiruvananthapuram

Sat 17/1

03:55-13:54

2 stops45h 29m

₹ 721,575

St. LouisThiruvananthapuram

STL - TRV

STLTRV

Lambert-St Louis

Wed 31/12

15:50-03:00

2 stops23h 40m

Thiruvananthapuram

Sun 18/1

20:30-22:58

3 stops37h 58m

₹ 2,869,484

Flights are sorted by cheapest return flights first.

Deals found on 2/12

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 ₹ 84,981). Flying from St. Louis to Kerala in December is currently the most expensive (average of ₹ 166,725). 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 and Lufthansa fly from St. Louis to Kerala in about 28h 51m. The time it takes to get you to your destination can typically vary by up to 3h 09m. The distance from St. Louis to Kerala is about 14590 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • 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 ₹ 84,981). Flying from St. Louis to Kerala in December is currently the most expensive (average of ₹ 166,725). 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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How does Cheapflights help users find flights from St. Louis to Kerala?

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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