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$959+ Cheap flights from St. Louis (STL) to Kerala

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 6/18. Fares are subject to change and may not be available on all flights or dates of travel.
STL — COK
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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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 June 12, 2025.

Round-trip from

$4,978
(AranGrant)

One-way from

$959
(FlightHub)

Popular in

December

Cheapest in

March

Average price

$1,672
From Lambert-St Louis to Kerala
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One-way flight from Lambert-St Louis to Kerala
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Highest demand for flights based on searches. 21% potential increase in price ($388 potential increase over avg. RT price).
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Cheapest flight prices on average. 11% potential price decrease ($150 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 St. Louis to Kerala

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 June 12, 2025.

This AranGrant deal was found by Cheapflights users on 6/11. 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 AranGrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/286:29 pmSTL - TRV
3 stops28h 26mBritish Airways
Mon 12/86:55 pmTRV - STL
3 stops38h 22mBritish Airways
Deal found 6/11$4,978
This oojo deal was found by Cheapflights users on 6/11. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/287:00 amSTL - TRV
2 stops31h 50mQatar Airways
Sun 12/73:50 amTRV - STL
2 stops31h 36mQatar Airways
Deal found 6/11$8,709
This Travelocity deal was found by Cheapflights users on 6/11. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/287:00 amSTL - TRV
2 stops32h 30mMultiple Airlines
Mon 12/87:15 pmTRV - STL
2 stops54h 10mMultiple Airlines
Deal found 6/11$10,952

Cheapflights Fare Finder

Customize 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 2,558,603 searches. Data last updated June 12, 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

Fri 11/28

6:29 pm-10:25 am

3 stops28h 26m

Thiruvananthapuram

Mon 12/8

6:55 pm-9:47 pm

3 stops38h 22m

$4,978

St. LouisThiruvananthapuram

STL - TRV

STLTRV

Lambert-St Louis

Fri 11/28

7:00 am-2:20 am

2 stops31h 50m

Thiruvananthapuram

Sun 12/7

3:50 am-11:56 pm

2 stops31h 36m

$8,709

St. LouisThiruvananthapuram

STL - TRV

STLTRV

Lambert-St Louis

Fri 11/28

7:00 am-3:00 am

2 stops32h 30m

Thiruvananthapuram

Mon 12/8

7:15 pm-1:55 pm

2 stops54h 10m

$10,952

St. LouisThiruvananthapuram

STL - TRV

STLTRV

Lambert-St Louis

Wed 6/18

1:24 pm-2:25 am

2 stops26h 31m

$959

St. LouisThiruvananthapuram

STL - TRV

STLTRV

Lambert-St Louis

Wed 6/18

1:00 pm-2:15 am

3 stops50h 45m

$1,123

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

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 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 St. Louis to Kerala

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

Currently, September is the cheapest month in which you can book a flight from St. Louis to Kerala (average of $886). Flying from St. Louis to Kerala in December is currently the most expensive (average of $1,572). 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.

What is the cheapest time of day to fly from STL to KL?

Find hourly flight availability from St. Louis to Kerala. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

When flying from St. Louis to Kerala, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Kerala by month

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

In terms of precipitation, rainfall in Kerala ranges from 0.3 - 3.7 inches per month. October is typically the wettest month, when rainfall can reach 3.7 in. February is typically the driest time to visit Kerala when rainfall is around 0.3 in.

Temperature in Kerala by month

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

If weather is an important factor for your trip to Kerala, use this chart to help with planning. For those seeking warmer temperatures, March is the ideal time of year to visit, when temperatures reach an average of 55.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 53.6 F).

Reviews of airlines servicing Kerala

Get insights into the airlines that provide service to Kerala. 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 Kerala. Reviews last updated June 12, 2025.
Qatar Airways
7.4
Good
3,584 reviews

Food

7.3

Boarding

7.5

Entertainment

7.4

Overall

7.4

Comfort

7.4

Crew

7.9

Reviews

1 / 20
10.0
Excellent

fa,May 2025

PHL - DOH

The best,the staff was experienced,cheerful, professional,I will use from now on more frequently American airlines
Qatar Airways
7.4
Good
3,584 reviews
Qatar Airways
7.4
Good
3,584 reviews

Food

7.3

Boarding

7.5

Entertainment

7.4

Overall

7.4

Comfort

7.4

Crew

7.9

Reviews

1 / 20
10.0
Excellent

fa,May 2025

PHL - DOH

The best,the staff was experienced,cheerful, professional,I will use from now on more frequently American airlines
British Airways
6.6
Okay
7,008 reviews
Qatar Airways
7.4
Good
3,584 reviews

Food

7.3

Boarding

7.5

Entertainment

7.4

Overall

7.4

Comfort

7.4

Crew

7.9

Reviews

1 / 20
10.0
Excellent

fa,May 2025

PHL - DOH

The best,the staff was experienced,cheerful, professional,I will use from now on more frequently American airlines

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 12.7 mi from the city center, Lambert-St Louis (STL) is the airport most travelers will use when flying to Kerala from St. Louis.

  • 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 vacation 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, September is the cheapest month in which you can book a flight from St. Louis to Kerala (average of $886). Flying from St. Louis to Kerala in December is currently the most expensive (average of $1,572). 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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Alternative routes for St. Louis to Kerala

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Top airline flying from St. Louis to Kerala

Discover the top airline that operate flights from St. Louis to Kerala. 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
Qatar AirwaysCheapest$1,095Average$1,374FlexibilityNo cancel feeOn-time68%

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