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

The cheapest airline one-way is Spirit Airlines, with whom users have recently found tickets for as low as $67. However, be on the lookout for offers from Frontier 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 $54. While the most popular route (Tampa - Lambert-St Louis) can be booked for $187 on average our data indicates $183 when flying from Clearwater to St. Louis.

What are the most popular airlines that fly from Clearwater to St. Louis?

Consider American Airlines, Delta or Frontier when booking your flight. These represent the most popular airlines when flying from Clearwater to St. Louis.

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

Users have found that booking a flight from Clearwater to St. Louis at least 59 days early can save you up to 112% on average compared to booking a flight this week. If booking 59 days before your flight isn’t an option for you, users have found flights from Clearwater to St. Louis for as little as $333 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $611 for flights departing within the next 3 days.

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

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, January can be a great choice for travel to St. Louis. Flights to St. Louis from Clearwater in January are about $356 on average during January, but can be found for as low as $216.

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.

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.

$67+ Flights from Clearwater to St. Louis

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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

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Cheapflights Tip: The best prices from Clearwater to Lambert-St Louis are usually found in January or October, booked 58 days in advance, depart on a Thursday or Wednesday and return on a Tuesday

Cheap flight deals from Clearwater to St. Louis

Most accurate provider	FlightHub 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$177 (Cheapflightsfares)
One-way from	$67 (Cheapflightsfares)
Popular in	December
Cheapest in	January
Average price	$382

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

Search Deals

Highest demand for flights based on searches. 4% potential increase in price ($17 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($15 potential savings vs. average RT price).

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Average for round-trip flights in April 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 April 22, 2025.

Thu 5/155:20 amTPA - STL

1 stop4h 55mSpirit Airlines

Sun 5/1810:10 amSTL - TPA

1 stop9h 07mSpirit Airlines

Deal found 4/21

$192

Thu 5/155:20 amTPA - STL

1 stop4h 55mMultiple Airlines

Fri 5/166:53 pmSTL - TPA

1 stop9h 41mMultiple Airlines

Deal found 4/21

$193

Thu 4/249:39 pmTPA - STL

1 stop13h 22mFrontier

Mon 4/286:58 pmSTL - TPA

1 stop9h 33mFrontier

Deal found 4/21

$198

Wed 5/219:54 amTPA - STL

1 stop5h 41mDelta

Wed 5/281:09 pmSTL - TPA

1 stop3h 40mDelta

Deal found 4/21

$251

Mon 5/197:20 amTPA - STL

1 stop8h 27mUnited Airlines

Mon 5/265:00 amSTL - TPA

1 stop5h 21mUnited Airlines

Deal found 4/21

$281

Sat 7/56:15 amTPA - STL

Nonstop2h 25mSouthwest

Sat 7/127:05 pmSTL - TPA

Nonstop2h 15mSouthwest

Deal found 4/22

$292

Best flights from Clearwater to St. Louis
Discover carefully curated flight deals from Clearwater to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 22, 2025.

Thu 5/225:20 amTPA - STL

1 stop4h 55mSpirit Airlines

Thu 5/2910:10 amSTL - TPA

1 stop9h 07mSpirit Airlines

Deal found 4/22

$177

Thu 5/155:20 amTPA - STL

1 stop4h 55mMultiple Airlines

Fri 5/166:53 pmSTL - TPA

1 stop9h 41mMultiple Airlines

Deal found 4/21

$193

Fri 5/99:46 pmTPA - STL

1 stop13h 13mFrontier

Mon 5/126:53 pmSTL - TPA

1 stop9h 41mFrontier

Deal found 4/21

$198

Wed 5/219:54 amTPA - STL

1 stop5h 41mDelta

Wed 5/281:09 pmSTL - TPA

1 stop3h 40mDelta

Deal found 4/21

$251

Mon 5/197:20 amTPA - STL

1 stop8h 27mUnited Airlines

Mon 5/265:00 amSTL - TPA

1 stop5h 21mUnited Airlines

Deal found 4/21

$281

Fri 7/411:30 amTPA - STL

Nonstop2h 25mSouthwest

Sun 7/68:00 pmSTL - TPA

Nonstop2h 15mSouthwest

Deal found 4/22

$292

Tue 5/67:25 amTPA - STL

1 stop8h 30mAmerican Airlines

Fri 5/96:47 pmSTL - TPA

1 stop4h 18mAmerican Airlines

Deal found 4/22

$466

Last-minute flights from Clearwater to St. Louis
Discover last-minute flight deals from Clearwater to St. Louis. Data last updated April 22, 2025 and is based on user searches.

Thu 4/249:39 pmTPA - STL

1 stop13h 22mFrontier

Mon 4/286:58 pmSTL - TPA

1 stop9h 33mFrontier

Deal found 4/21

$198

Sun 4/276:00 amTPA - STL

1 stop4h 45mDelta

Sun 4/277:01 pmSTL - TPA

1 stop4h 25mDelta

Deal found 4/20

$729

Mon 4/286:05 amTPA - STL

1 stop7h 15mSouthwest

Mon 5/53:45 pmSTL - TPA

1 stop3h 45mSouthwest

Deal found 4/21

$605

Tue 4/295:00 amTPA - STL

1 stop13h 15mMultiple Airlines

Mon 5/2612:15 pmSTL - TPA

2 stops20h 53mMultiple Airlines

Deal found 4/21

$359

Tue 4/296:45 amTPA - STL

1 stop7h 04mAmerican Airlines

Tue 4/297:03 pmSTL - TPA

1 stop3h 56mAmerican Airlines

Deal found 4/21

$601

Wed 4/305:05 pmTPA - STL

1 stop6h 04mUnited Airlines

Fri 5/23:43 pmSTL - TPA

1 stop5h 30mUnited Airlines

Deal found 4/21

$640

Thu 5/19:46 pmTPA - STL

1 stop12h 23mFrontier

Fri 5/26:53 pmSTL - TPA

1 stop9h 41mFrontier

Deal found 4/21

$198

Fri 5/28:40 amTPA - STL

2 stops16h 19mAlaska Airlines

Mon 5/53:08 pmSTL - TPA

2 stops29h 22mAlaska Airlines

Deal found 4/22

$956

Thu 5/155:20 amTPA - STL

1 stop4h 55mMultiple Airlines

Fri 5/166:53 pmSTL - TPA

1 stop9h 41mMultiple Airlines

Deal found 4/21

$193

Mon 5/197:20 amTPA - STL

1 stop8h 27mUnited Airlines

Mon 5/265:00 amSTL - TPA

1 stop5h 21mUnited Airlines

Deal found 4/21

$281

Mon 5/197:00 amTPA - STL

1 stop18h 04mAlaska Airlines

Mon 6/237:32 pmSTL - TPA

1 stop10h 53mAlaska Airlines

Deal found 4/21

$665

Wed 5/219:54 amTPA - STL

1 stop5h 41mDelta

Wed 5/281:09 pmSTL - TPA

1 stop3h 40mDelta

Deal found 4/21

$251

One-way flights from Clearwater to St. Louis
Search for one-way flight options from Clearwater to St. Louis. Find affordable one-way fares based on user searches. Data last updated April 22, 2025.

Thu 5/225:20 amTPA - STL

1 stop4h 55mSpirit Airlines

Deal found 4/21

$67

Thu 5/19:46 pmTPA - STL

1 stop12h 23mFrontier

Deal found 4/21

$105

Tue 5/205:53 pmTPA - STL

1 stop6h 45mDelta

Deal found 4/21

$126

Sun 7/1311:47 amTPA - STL

1 stop8h 44mSun Country Air

Deal found 4/22

$143

Wed 5/216:20 pmTPA - STL

Nonstop2h 30mSouthwest

Deal found 4/21

$144

Thu 5/156:08 pmTPA - STL

2 stops27h 02mMultiple Airlines

Deal found 4/21

$157

Tue 5/207:00 amTPA - STL

2 stops8h 47mUnited Airlines

Deal found 4/21

$166

Thu 5/229:20 amTPA - STL

2 stops11h 03mAmerican Airlines

Deal found 4/21

$181

Wed 5/218:04 amTPA - STL

2 stops17h 00mAlaska Airlines

Deal found 4/21

$297

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

TampaSt. Louis

TPA - STL

TPASTL

Tampa

Thu 5/22

5:20 am-9:15 am

1 stop4h 55m

Lambert-St Louis

Thu 5/29

10:10 am-8:17 pm

1 stop9h 07m

$177

TampaSt. Louis

TPA - STL

TPASTL

Tampa

Thu 5/15

5:20 am-9:15 am

1 stop4h 55m

Lambert-St Louis

Fri 5/16

6:53 pm-5:34 am

1 stop9h 41m

$193

TampaSt. Louis

TPA - STL

TPASTL

Tampa

Fri 5/9

9:46 pm-9:59 am

1 stop13h 13m

Lambert-St Louis

Mon 5/12

6:53 pm-5:34 am

1 stop9h 41m

$198

TampaSt. Louis

TPA - STL

TPASTL

Tampa

Wed 5/21

9:54 am-2:35 pm

1 stop5h 41m

Lambert-St Louis

Wed 5/28

1:09 pm-5:49 pm

1 stop3h 40m

$251

TampaSt. Louis

TPA - STL

TPASTL

Tampa

Mon 5/19

7:20 am-2:47 pm

1 stop8h 27m

Lambert-St Louis

Mon 5/26

5:00 am-11:21 am

1 stop5h 21m

$281

TampaSt. Louis

TPA - STL

TPASTL

Tampa

Fri 7/4

11:30 am-12:55 pm

Nonstop2h 25m

Lambert-St Louis

Sun 7/6

8:00 pm-11:15 pm

Nonstop2h 15m

$292

TampaSt. Louis

TPA - STL

TPASTL

Tampa

Tue 5/6

7:25 am-2:55 pm

1 stop8h 30m

Lambert-St Louis

Fri 5/9

6:47 pm-12:05 am

1 stop4h 18m

$466

TampaSt. Louis

TPA - STL

TPASTL

Tampa

Thu 5/15

5:20 am-9:15 am

1 stop4h 55m

$67

TampaSt. Louis

TPA - STL

TPASTL

Tampa

Thu 5/1

9:46 pm-9:09 am

1 stop12h 23m

$105

TampaSt. Louis

TPA - STL

TPASTL

Tampa

Tue 5/20

5:53 pm-11:38 pm

1 stop6h 45m

$126

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/22

Showing 1-10 of 16 results

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?

The best time to book flights from Clearwater to St. Louis is 58 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?

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?

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 evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Clearwater to St. Louis

The most flights from CL9 to STL are scheduled on a Monday (8 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (1 on average).

Rainfall in St. Louis 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

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

See what other customers who have flown with Alaska Airlines, Southwest 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.

Alaska Airlines

8.0

Very good

9,906 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Alaska Airlines

8.0

Very good

9,906 reviews

Alaska Airlines

8.0

Very good

9,906 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Southwest

8.0

Very good

4,286 reviews

Alaska Airlines

8.0

Very good

9,906 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Delta

8.0

Very good

7,920 reviews

Alaska Airlines

8.0

Very good

9,906 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

United Airlines

7.4

Good

8,683 reviews

Alaska Airlines

8.0

Very good

9,906 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

American Airlines

7.2

Good

10,000 reviews

Alaska Airlines

8.0

Very good

9,906 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

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 Spirit Airlines, with whom users have recently found tickets for as low as $67. However, be on the lookout for offers from Frontier 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 $54. While the most popular route (Tampa - Lambert-St Louis) can be booked for $187 on average our data indicates $183 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

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Other flights to St. Louis

Top 7 airlines flying from Clearwater to St. Louis

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$61	Average$200	FlexibilityNo cancel fee	On-time62%
Spirit Airlines	Cheapest$61	Average$173	FlexibilityNo cancel fee	On-time65%
Allegiant Air	Cheapest$84	Average$98	FlexibilityNo cancel fee	On-time88%
American Airlines	Cheapest$158	Average$332	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$216	Average$350	FlexibilityNo cancel fee	On-timeN/A
Southwest	Cheapest$219	Average$359	FlexibilityNo cancel fee	On-time63%
United Airlines	Cheapest$253	Average$669	FlexibilityNo cancel fee	On-time69%

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$67+ 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 5/22. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Clearwater to St. Louis with Cheapflights

1. Tell us where you want to go

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3. Compare prices and book

Cheapflights Tip: The best prices from Clearwater to Lambert-St Louis are usually found in January or October, booked 58 days in advance, depart on a Thursday or Wednesday 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 April 22, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Clearwater to St. Louis

Cheapest flights from Clearwater to St. LouisExplore 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 April 22, 2025.

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 April 22, 2025.

Cheapflights Fare Finder

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

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.

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 April 18, 2025.

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

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 April 22, 2025.

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 March 30, 2025.

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 April 22, 2025.

Rainfall in St. Louis by month

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

Temperature in St. Louis by month

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

Reviews of airlines servicing St. Louis

See what other customers who have flown with Alaska Airlines, Southwest 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.

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?

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

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

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

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

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

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

Traveling to a place near Clearwater?

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Alternative routes for Clearwater to St. Louis

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Top 7 airlines flying from Clearwater to St. Louis

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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 April 22, 2025.