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West Palm Beach

$94+ Cheap flights from St. Louis to West Palm Beach (STL - PBI)

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.
STL — PBI
Mar 18 — Mar 251
Wed 3/18
Wed 3/25
1 adult, Economy
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Cheapflights Tip: The best prices from Lambert-St Louis to Palm Beach Intl are usually found in September or November, booked 56 days in advance, depart on a Monday or Tuesday and return on a Monday

Cheap flight deals from St. Louis to West Palm Beach

Cheapest flights from St. Louis to West Palm Beach
Explore the most affordable flight options available from St. Louis to West Palm Beach. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 16, 2026.

This American Airlines deal was found by Cheapflights users on 2/13. 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.
Wed 3/184:13 pm
STL
-
PBI
1 stop6h 02m
American Airlines
Tue 3/318:29 am
PBI
-
STL
1 stop5h 47m
American Airlines
Deal found 2/13$187
This American Airlines deal was found by Cheapflights users on 2/13. 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.
Sat 2/288:00 am
STL
-
PBI
1 stop7h 16m
American Airlines
Tue 3/36:00 am
PBI
-
STL
1 stop8h 43m
American Airlines
Deal found 2/13$195
This American Airlines deal was found by Cheapflights users on 2/15. 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.
Wed 3/259:37 am
STL
-
PBI
1 stop7h 29m
American Airlines
Wed 4/11:59 pm
PBI
-
STL
1 stop5h 08m
American Airlines
Deal found 2/15$197
This American Airlines deal was found by Cheapflights users on 2/14. 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.
Tue 3/107:05 am
STL
-
PBI
1 stop8h 42m
American Airlines
Tue 3/175:09 pm
PBI
-
STL
1 stop7h 35m
American Airlines
Deal found 2/14$201
This American Airlines deal was found by Cheapflights users on 2/12. 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.
Tue 2/247:00 am
STL
-
PBI
1 stop6h 49m
American Airlines
Tue 3/35:09 pm
PBI
-
STL
1 stop7h 39m
American Airlines
Deal found 2/12$221
This American Airlines deal was found by Cheapflights users on 2/14. 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.
Wed 5/62:53 pm
STL
-
PBI
1 stop7h 07m
American Airlines
Sat 5/1610:00 am
PBI
-
STL
1 stop12h 36m
American Airlines
Deal found 2/14$224
This Kiwi.com deal was found by Cheapflights users on 2/13. 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.
Mon 3/92:09 pm
STL
-
PBI
2 stops18h 45m
Multiple Airlines
Thu 3/127:33 pm
PBI
-
STL
1 stop19h 01m
Multiple Airlines
Deal found 2/13$235
This American Airlines deal was found by Cheapflights users on 2/14. 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.
Wed 5/67:05 am
STL
-
PBI
1 stop5h 48m
American Airlines
Wed 5/132:46 pm
PBI
-
STL
1 stop8h 33m
American Airlines
Deal found 2/14$236
This American Airlines deal was found by Cheapflights users on 2/14. 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.
Mon 2/232:00 pm
STL
-
PBI
1 stop6h 50m
American Airlines
Sat 2/286:06 am
PBI
-
STL
1 stop7h 36m
American Airlines
Deal found 2/14$241
This American Airlines deal was found by Cheapflights users on 2/15. 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 5/16:29 am
STL
-
PBI
1 stop6h 50m
American Airlines
Fri 5/86:55 am
PBI
-
STL
1 stop6h 53m
American Airlines
Deal found 2/15$243

Find flight deals from St. Louis to West Palm Beach

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to West Palm Beach (PBI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 16, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$187
(American Airlines)

One-way from

$94
(American Airlines)

Popular in

December

Cheapest in

September

Average price

$413

Good round-trip deal

$505 or less
Provider with most accurate pricing for Lambert-St Louis-Palm Beach Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Palm Beach Intl flights.
Search Deals
From Lambert-St Louis to Palm Beach Intl
Search Deals
One-way flight from Lambert-St Louis to Palm Beach Intl
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($4 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from Lambert-St Louis to Palm Beach Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to West Palm Beach 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 16, 2026.
Use the filters below to find and compare flights from St. Louis to West Palm Beach that are best for you.

Fly from

St. Louis

Fly to

West Palm Beach

Route

Depart

Return

Price

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Sat 2/28

7:00 am-2:49 pm

1 stop6h 49m

Palm Beach Intl

Tue 3/3

11:18 am-4:58 pm

1 stop6h 40m

$205

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Mon 3/9

5:12 am-12:23 pm

1 stop6h 11m

Palm Beach Intl

Thu 3/12

6:43 pm-11:44 pm

1 stop6h 01m

$205

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Mon 3/9

2:09 pm-9:54 am

2 stops18h 45m

Palm Beach Intl

Thu 3/12

7:33 pm-1:34 pm

1 stop19h 01m

$235

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Sat 4/4

5:12 am-12:23 pm

1 stop6h 11m

Palm Beach Intl

Sat 4/11

2:36 pm-7:30 pm

1 stop5h 54m

$256

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Fri 2/27

7:05 am-4:49 pm

1 stop8h 44m

Palm Beach Intl

Tue 3/3

3:39 pm-11:22 pm

1 stop8h 43m

$266

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Thu 2/19

11:39 am-7:22 pm

1 stop6h 43m

Palm Beach Intl

Sat 2/21

9:10 am-2:29 pm

1 stop6h 19m

$277

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Sun 2/22

7:41 am-2:58 pm

1 stop6h 17m

Palm Beach Intl

Thu 2/26

4:10 pm-9:05 pm

1 stop5h 55m

$277

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Fri 2/20

11:39 am-10:11 pm

1 stop9h 32m

Palm Beach Intl

Wed 2/25

4:10 pm-9:05 pm

1 stop5h 55m

$277

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Tue 2/24

9:55 am-8:31 pm

2 stops9h 36m

Palm Beach Intl

Thu 3/5

5:05 pm-10:16 pm

1 stop6h 11m

$282

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Tue 3/10

10:00 am-8:42 pm

2 stops9h 42m

Palm Beach Intl

Tue 3/17

9:00 am-2:49 pm

1 stop6h 49m

$282

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/13

Showing 1-10 of 19 results
1
2

Compare providers for flights from St. Louis to West Palm Beach

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to West Palm Beach in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on St. Louis-West Palm Beach flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-West Palm Beach flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-West Palm Beach flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on St. Louis-West Palm Beach flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-West Palm Beach flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from St. Louis to West Palm Beach

Have a flexible travel schedule? Discover the best time to fly to West Palm Beach 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 West Palm Beach

How far ahead should I book a flight from St. Louis to West Palm Beach?

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to West Palm Beach. Price data was last updated on February 13, 2026.

The best time to book flights from St. Louis to West Palm Beach is 56 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 St. Louis to West Palm Beach?

Currently, April is the cheapest month in which you can book a flight from St. Louis to West Palm Beach (average of $68). Flying from St. Louis to West Palm Beach in January is currently the most expensive (average of $157). 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.

How much does it cost to fly round-trip from St. Louis to West Palm Beach?

Reviews of airlines servicing West Palm Beach

Get insights into the airlines that provide service to West Palm Beach. 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 West Palm Beach. Reviews last updated February 16, 2026.
See what other customers who have flown with Southwest, Delta, and American Airlines from St. Louis to West Palm Beach have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,285 reviews

Food

7.0

Overall

8.0

Comfort

8.0

Entertainment

7.5

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,285 reviews
Southwest
8.0
Very good
4,285 reviews

Food

7.0

Overall

8.0

Comfort

8.0

Entertainment

7.5

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,204 reviews
Southwest
8.0
Very good
4,285 reviews

Food

7.0

Overall

8.0

Comfort

8.0

Entertainment

7.5

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,294 reviews
Southwest
8.0
Very good
4,285 reviews

Food

7.0

Overall

8.0

Comfort

8.0

Entertainment

7.5

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from St. Louis to West Palm Beach. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How popular is this St. Louis to West Palm Beach flight route?

    This flight path from Lambert-St Louis to Palm Beach Intl was viewed by 1 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from St. Louis to West Palm Beach?

    American Airlines can get you from St. Louis to West Palm Beach in just under 6h 49m. Your travel time can differ by up to . St. Louis and West Palm Beach are separated by a distance of 1023 mi.

  • What are the cheapest airlines flying from St. Louis to West Palm Beach round-trip?

    Our cheapest airline available from St. Louis to West Palm Beach is American Airlines. Our recent data shows that you can find tickets from as low as $248 on this airline. Additional options worth looking into are Delta and Southwest, starting at $266 and $339 round-trip. Users have found that American Airlines is 34% cheaper than the other options available to this destination.

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

    For one-way options, check prices for Southwest. According to our data, you can fly for as low as $144. Users have also found prices from $154 and $159 on American Airlines and Delta, respectively.

  • What are the cheapest flights from St. Louis to West Palm Beach?

    On average you can expect to pay $1,229 for a flight from St. Louis to West Palm Beach. The cheapest flight overall is $407 while the most popular route, (Lambert-St Louis - Palm Beach Intl) is currently priced at $262.

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

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

  • How can I find direct flights from St. Louis to West Palm Beach?

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

  • Can I find deals for business class flights from St. Louis to West Palm Beach?

    Yes. Cheapflights offers flight deals from St. Louis to West Palm Beach 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 West Palm Beach?

    Currently, April is the cheapest month in which you can book a flight from St. Louis to West Palm Beach (average of $68). Flying from St. Louis to West Palm Beach in January is currently the most expensive (average of $157). 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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Top 3 airlines flying from St. Louis to West Palm Beach

Discover the top 3 airlines that operate flights from St. Louis to West Palm Beach. 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 16, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$248Average$385FlexibilityNo cancel feeOn-time71%
DeltaCheapest$266Average$385FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$339Average$407FlexibilityNo cancel feeOn-time63%

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