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St. Louis

$47+ 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 12/25. Fares are subject to change and may not be available on all flights or dates of travel.
MCO — STL
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Cheapflights Tip: The best prices from Clearwater to Lambert-St Louis are usually found in August or January, booked 75 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

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 October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$110
(Priceline)

One-way from

$47
(Kiwi.com)

Popular in

December

Cheapest in

August

Average price

$384
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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High demand for flights, 1% potential price rise
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in October 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 October 30, 2025.

This Priceline deal was found by Cheapflights users on 10/29. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/136:10 amTPA - STL
1 stop5h 02mFrontier
Mon 11/177:45 pmSTL - TPA
1 stop8h 37mFrontier
Deal found 10/29$110
This Priceline deal was found by Cheapflights users on 10/29. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/45:45 amTPA - STL
1 stop6h 22mFrontier
Sat 12/67:43 pmSTL - TPA
1 stop7h 42mFrontier
Deal found 10/29$130
This Mytrip deal was found by Cheapflights users on 10/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/146:00 amTPA - STL
1 stop11h 01mFrontier
Tue 11/187:45 pmSTL - TPA
1 stop19h 27mFrontier
Deal found 10/30$136
This Frontier deal was found by Cheapflights users on 10/29. 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.
Sun 11/96:00 amTPA - STL
1 stop5h 12mFrontier
Sat 11/157:45 pmSTL - TPA
1 stop8h 37mFrontier
Deal found 10/29$143
This Mytrip deal was found by Cheapflights users on 10/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/51:30 pmTPA - STL
1 stop21h 44mFrontier
Mon 12/87:43 pmSTL - TPA
1 stop7h 42mFrontier
Deal found 10/30$150
This Booking.com deal was found by Cheapflights users on 10/27. 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 11/47:50 amTPA - STL
1 stop26h 17mFrontier
Tue 11/117:45 pmSTL - TPA
1 stop22h 41mFrontier
Deal found 10/27$155
This Frontier deal was found by Cheapflights users on 10/28. 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.
Fri 12/196:30 amTPA - STL
Nonstop2h 42mFrontier
Mon 12/229:07 amSTL - TPA
Nonstop2h 22mFrontier
Deal found 10/28$159
This Booking.com deal was found by Cheapflights users on 10/30. 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 11/117:50 amTPA - STL
1 stop26h 17mFrontier
Mon 11/177:45 pmSTL - TPA
1 stop16h 26mFrontier
Deal found 10/30$162
This Mytrip deal was found by Cheapflights users on 10/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/122:31 pmTPA - STL
1 stop19h 36mFrontier
Sun 11/167:45 pmSTL - TPA
1 stop8h 37mFrontier
Deal found 10/28$172
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/148:38 amTPA - STL
1 stop8h 23mFrontier
Sun 11/1611:17 amSTL - TPA
1 stop11h 24mFrontier
Deal found 10/29$173
This Booking.com deal was found by Cheapflights users on 10/28. 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.
Sun 11/166:37 amTPA - STL
1 stop27h 30mFrontier
Wed 11/197:45 pmSTL - TPA
1 stop9h 45mFrontier
Deal found 10/28$175
This Frontier deal was found by Cheapflights users on 10/28. 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 11/66:10 amTPA - STL
1 stop5h 02mFrontier
Sat 11/87:45 pmSTL - TPA
1 stop8h 37mFrontier
Deal found 10/28$176

Cheapflights Fare Finder

 
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 October 30, 2025.
Use the filters below to find and compare flights from Clearwater to St. Louis that are best for you.

Fly from

Clearwater

Fly to

St. Louis

Route

Depart

Return

Price

TampaSt. Louis

TPA - STL

TPASTL

Tampa

Fri 11/14

8:38 am-4:01 pm

1 stop8h 23m

Lambert-St Louis

Sun 11/16

11:17 am-11:41 pm

1 stop11h 24m

$173

TampaSt. Louis

TPA - STL

TPASTL

Tampa

Thu 11/6

6:10 am-10:12 am

1 stop5h 02m

Lambert-St Louis

Sat 11/8

7:45 pm-5:22 am

1 stop8h 37m

$176

TampaSt. Louis

TPA - STL

TPASTL

Tampa

Fri 12/5

6:55 pm-10:10 pm

1 stop4h 15m

Lambert-St Louis

Mon 12/8

2:00 pm-5:15 pm

Nonstop2h 15m

$197

TampaSt. Louis

TPA - STL

TPASTL

Tampa

Thu 11/20

6:00 am-2:29 pm

1 stop9h 29m

Lambert-St Louis

Wed 11/26

7:43 pm-6:30 am

1 stop9h 47m

$210

TampaSt. Louis

TPA - STL

TPASTL

Tampa

Wed 11/12

8:25 am-1:17 pm

2 stops29h 52m

Lambert-St Louis

Fri 11/14

4:56 pm-11:17 pm

1 stop5h 21m

$219

TampaSt. Louis

TPA - STL

TPASTL

Tampa

Tue 11/25

5:50 am-7:22 am

Nonstop2h 32m

Lambert-St Louis

Sun 11/30

8:07 am-11:26 am

Nonstop2h 19m

$234

TampaSt. Louis

TPA - STL

TPASTL

Tampa

Thu 12/4

11:30 am-5:25 pm

2 stops6h 55m

Lambert-St Louis

Sat 12/6

1:45 pm-9:50 pm

2 stops7h 05m

$237

TampaSt. Louis

TPA - STL

TPASTL

Tampa

Tue 11/4

7:50 am-9:07 am

1 stop26h 17m

Lambert-St Louis

Wed 11/5

7:45 pm-11:26 am

1 stop14h 41m

$240

TampaSt. Louis

TPA - STL

TPASTL

Tampa

Thu 11/27

11:41 am-11:57 pm

2 stops13h 16m

Lambert-St Louis

Thu 12/4

12:04 pm-12:16 am

1 stop11h 12m

$253

TampaSt. Louis

TPA - STL

TPASTL

Tampa

Wed 1/28

9:15 am-2:43 pm

1 stop6h 28m

$89

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 20 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.

Cheapflights Insights

Everything you need to know about your flight from Clearwater to St. Louis

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 October 24, 2025.

The best time to book flights from Clearwater to St. Louis is 75 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, January is the cheapest month in which you can book a flight from Clearwater to St. Louis (average of $60). Flying from Clearwater to St. Louis in June is currently the most expensive (average of $143). 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 October 30, 2025.

One of the essential ways to save on airfare from Clearwater to St. Louis is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the morning could potentially save you up to 24% on airfare.

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 October 26, 2025.

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

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 October 30, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta, and American Airlines from Clearwater to St. Louis to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,243 reviews

Comfort

8.0

Entertainment

7.5

Food

7.0

Overall

8.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,243 reviews
Southwest
8.0
Very good
4,243 reviews

Comfort

8.0

Entertainment

7.5

Food

7.0

Overall

8.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
7.9
Good
7,998 reviews
Southwest
8.0
Very good
4,243 reviews

Comfort

8.0

Entertainment

7.5

Food

7.0

Overall

8.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,035 reviews
Southwest
8.0
Very good
4,243 reviews

Comfort

8.0

Entertainment

7.5

Food

7.0

Overall

8.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Spirit Airlines
6.3
Okay
8,116 reviews
Southwest
8.0
Very good
4,243 reviews

Comfort

8.0

Entertainment

7.5

Food

7.0

Overall

8.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,122 reviews
Southwest
8.0
Very good
4,243 reviews

Comfort

8.0

Entertainment

7.5

Food

7.0

Overall

8.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

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 0 daily inbound flights from Clearwater from 6 different airlines.

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

    Airlines like Frontier and Southwest fly from Clearwater to St. Louis in about 4h 15m. The time it takes to get you to your destination can typically vary by up to 4h 08m. The distance from Clearwater to St. Louis is about 870 mi. This flight may include one or multiple stops.

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

    Looking at all options, your cheapest flight can be booked for $69. While the most popular route (Tampa - Lambert-St Louis) can be booked for $150 on average, our data indicates $214 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, January is the cheapest month in which you can book a flight from Clearwater to St. Louis (average of $60). Flying from Clearwater to St. Louis in June is currently the most expensive (average of $143). 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 St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Edwardsville
O'Fallon
Fairview Heights
Maryland Heights
Collinsville
Eureka
Glencoe
St. Peters
Chesterfield
Alton
Farmington
Festus

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Clearwater to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Clearwater to St. Louis

Discover the top 6 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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$76Average$163FlexibilityNo cancel feeOn-time62%
Allegiant AirCheapest$84Average$98FlexibilityNo cancel feeOn-time88%
Spirit AirlinesCheapest$100Average$189FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$158Average$352FlexibilityNo cancel feeOn-time71%
DeltaCheapest$196Average$338FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$201Average$366FlexibilityNo cancel feeOn-time63%

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