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$61+ Cheap flights from Clearwater, FL 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 3/18. Fares are subject to change and may not be available on all flights or dates of travel.
MCO — STL
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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The best prices from Clearwater to Lambert-St Louis are usually found in January or May, booked 40 days in advance, depart on a Wednesday or Thursday and return on a Tuesday

Cheap flight deals from Clearwater to St. Louis

Keep the following information in mind while searching for Clearwater to St. Louis flight deals. Data was last updated February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$120
(Frontier)

One-way from

$61
(Frontier)

Popular in

December

Cheapest in

January

Average price

$337
Provider with most accurate pricing for Tampa-Lambert-St Louis flight deals.
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Provider most trusted by Cheapflights users for Tampa-Lambert-St Louis flights.
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From Clearwater to Lambert-St Louis
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One-way flight from Clearwater to Lambert-St Louis
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Highest demand for flights based on searches. 10% potential increase in price ($40 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Clearwater to St. Louis

Cheapest flights from Clearwater to St. Louis
Explore the most affordable flight options available from Clearwater to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This Frontier deal was found by Cheapflights users on 2/18. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/89:46 pmTPA - STL
1 stop12h 23mFrontier
Fri 5/96:53 pmSTL - TPA
1 stop9h 41mFrontier
Deal found 2/18$120
This Booking.com deal was found by Cheapflights users on 2/20. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/1510:27 pmTPA - STL
1 stop11h 39mMultiple Airlines
Sun 4/276:11 pmSTL - TPA
1 stop4h 24mMultiple Airlines
Deal found 2/20$164
This FlightHub deal was found by Cheapflights users on 2/19. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/910:00 pmTPA - STL
1 stop20h 16mSpirit Airlines
Sun 4/136:11 pmSTL - TPA
1 stop11h 46mSpirit Airlines
Deal found 2/19$177
This Southwest deal was found by Cheapflights users on 2/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/212:30 pmTPA - STL
Nonstop2h 30mSouthwest
Wed 5/215:00 pmSTL - TPA
1 stop5h 40mSouthwest
Deal found 2/19$277
This United deal was found by Cheapflights users on 2/20. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/46:06 amTPA - STL
2 stops10h 41mUnited Airlines
Mon 4/78:40 amSTL - TPA
1 stop8h 16mUnited Airlines
Deal found 2/20$373
This American Airlines deal was found by Cheapflights users on 2/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/145:39 pmTPA - STL
1 stop5h 28mAmerican Airlines
Sun 3/165:45 amSTL - TPA
1 stop5h 08mAmerican Airlines
Deal found 2/20$377
This Delta deal was found by Cheapflights users on 2/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/127:00 amTPA - STL
1 stop6h 00mDelta
Fri 3/147:10 pmSTL - TPA
1 stop4h 15mDelta
Deal found 2/19$493

Find flights from Clearwater to St. Louis within your budget

Customize your flight search to find flights from Clearwater 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 February 20, 2025.

Fly from

Clearwater

Fly to

St. Louis

Route

Depart

Return

Price

TampaSt. Louis

TPA - STL

TPASTL

Tampa

Thu 5/8

9:46 pm-9:09 am

1 stop12h 23m

Lambert-St Louis

Fri 5/9

6:53 pm-5:34 am

1 stop9h 41m

$120

TampaSt. Louis

TPA - STL

TPASTL

Tampa

Tue 4/15

10:27 pm-9:06 am

1 stop11h 39m

Lambert-St Louis

Sun 4/27

6:11 pm-11:35 pm

1 stop4h 24m

$164

TampaSt. Louis

TPA - STL

TPASTL

Tampa

Wed 4/9

10:00 pm-5:16 pm

1 stop20h 16m

Lambert-St Louis

Sun 4/13

6:11 pm-6:57 am

1 stop11h 46m

$177

TampaSt. Louis

TPA - STL

TPASTL

Tampa

Wed 5/21

2:30 pm-4:00 pm

Nonstop2h 30m

Lambert-St Louis

Wed 5/21

5:00 pm-11:40 pm

1 stop5h 40m

$277

TampaSt. Louis

TPA - STL

TPASTL

Tampa

Fri 4/4

6:06 am-3:47 pm

2 stops10h 41m

Lambert-St Louis

Mon 4/7

8:40 am-5:56 pm

1 stop8h 16m

$373

TampaSt. Louis

TPA - STL

TPASTL

Tampa

Fri 3/14

5:39 pm-10:07 pm

1 stop5h 28m

Lambert-St Louis

Sun 3/16

5:45 am-11:53 am

1 stop5h 08m

$377

TampaSt. Louis

TPA - STL

TPASTL

Tampa

Wed 3/12

7:00 am-12:00 pm

1 stop6h 00m

Lambert-St Louis

Fri 3/14

7:10 pm-12:25 am

1 stop4h 15m

$493

TampaSt. Louis

TPA - STL

TPASTL

Tampa

Tue 3/18

10:24 pm-9:16 am

1 stop11h 52m

$61

TampaSt. Louis

TPA - STL

TPASTL

Tampa

Tue 5/20

5:30 am-6:32 pm

1 stop14h 02m

$75

TampaSt. Louis

TPA - STL

TPASTL

Tampa

Thu 3/13

7:20 am-11:45 am

2 stops29h 25m

$136

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 15 results
1
2

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

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Clearwater 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.

Travel insights for flights from Clearwater to St. Louis

Get recent, data-driven insights about flights from Clearwater to St. Louis including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Clearwater to St. Louis?

Use this chart to determine the optimal time to book a round-trip flight from Clearwater to St. Louis. Price data was last updated on February 14, 2025.

The best time to book flights from Clearwater to St. Louis is 40 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, August is the cheapest month in which you can book a flight from Clearwater to St. Louis (average of $311). Flying from Clearwater 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.

What is the cheapest time of day to fly from CL9 to STL?

Find hourly flight availability from Clearwater to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Clearwater to St. Louis as you normally would.

What is the cheapest day to fly from Clearwater to St. Louis?

Use this chart to determine the cheapest time to fly round-trip from Clearwater to St. Louis. Price data was last updated on February 16, 2025.

Travelers seeking maximum savings on their Clearwater to St. Louis flight should consider departing on Saturday afternoons when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Clearwater to St. Louis

Explore weekly flight availability from Clearwater to St. Louis. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated February 20, 2025.

The most flights from CL9 to STL are scheduled on a Tuesday (6 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (1 on average).

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 February 20, 2025.
See what other customers who have flown with Southwest, Alaska Airlines and Delta from Clearwater to St. Louis have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Boarding

8.2

Overall

8.1

Entertainment

7.6

Comfort

8.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,411 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Boarding

8.2

Overall

8.1

Entertainment

7.6

Comfort

8.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very good
9,697 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Boarding

8.2

Overall

8.1

Entertainment

7.6

Comfort

8.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,219 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Boarding

8.2

Overall

8.1

Entertainment

7.6

Comfort

8.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

United Airlines
7.4
Good
8,765 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Boarding

8.2

Overall

8.1

Entertainment

7.6

Comfort

8.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Boarding

8.2

Overall

8.1

Entertainment

7.6

Comfort

8.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Related info for your journey

Find useful and relevant information for your journey from Clearwater 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 airport do you fly into for flights to St. Louis from Clearwater?

    Located just 12.7 mi from the city center, Lambert-St Louis is the airport most travelers will use when flying to St. Louis from Clearwater. Booking flights from Clearwater to Lambert-St Louis (STL) should be relatively easy as there are 2 daily inbound flights from Clearwater from 7 different airlines.

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

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $61. However, be on the lookout for offers from Spirit Airlines and Delta, as they are both options that can get you from Clearwater to St. Louis for a low price.

  • What are the cheapest flights from Clearwater to St. Louis?

    Looking at all options, your cheapest flight can be booked for $44. While the most popular route (Tampa - Lambert-St Louis) can be booked for $149 on average our data indicates $194 when flying from Clearwater to St. Louis.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Clearwater to St. Louis (average of $311). Flying from Clearwater 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 Clearwater?

Book flights to Clearwater if you plan to visit one of these locations
Fenton
Fairview Heights
Maryland Heights
Collinsville
Wentzville
Eureka
St. Peters
Festus
Alton
Farmington
Chesterfield

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Alternative routes for Clearwater to St. Louis

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Top 7 airlines flying from Clearwater to St. Louis

Discover the top 7 airlines that operate flights from Clearwater 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$57Average$181FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$64Average$174FlexibilityNo cancel feeOn-time65%
Allegiant AirCheapest$84Average$118FlexibilityNo cancel feeOn-time88%
American AirlinesCheapest$158Average$332FlexibilityNo cancel feeOn-time71%
DeltaCheapest$195Average$349FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$245Average$355FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$253Average$653FlexibilityNo cancel feeOn-time69%
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