West Palm Beach

$109+ 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 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
STL — PBI
Jul 1 — Jul 81
We work with more than 300 partners to bring you better travel deals

Find cheap flights from St. Louis to West Palm Beach with Cheapflights

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”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Lambert-St Louis to Palm Beach Intl are usually found in August or October, booked 85 days in advance, depart on a Saturday or Tuesday and return on a Tuesday

Cheap 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 June 26, 2025.

Round-trip from

$242
(American Airlines)

One-way from

$109
(Delta)

Popular in

March

Cheapest in

August

Average price

$414
From Lambert-St Louis to Palm Beach Intl
One-way flight from Lambert-St Louis to Palm Beach Intl
Highest demand for flights based on searches. 6% potential increase in price ($28 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Average for round-trip flights in June 2025

Find 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 June 26, 2025.

This American Airlines deal was found by Cheapflights users on 6/24. 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 10/46:00 amSTL - PBI
1 stop6h 47mAmerican Airlines
Thu 10/97:55 pmPBI - STL
1 stop4h 34mAmerican Airlines
Deal found 6/24$242
This Delta deal was found by Cheapflights users on 6/25. 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.
Sat 9/1310:51 amSTL - PBI
1 stop6h 52mDelta
Sat 9/207:30 amPBI - STL
1 stop8h 23mDelta
Deal found 6/25$267
This Southwest deal was found by Cheapflights users on 6/25. 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.
Sat 9/1312:30 pmSTL - PBI
2 stops7h 30mSouthwest
Sat 9/205:35 pmPBI - STL
1 stop5h 05mSouthwest
Deal found 6/25$272
This United Airlines deal was found by Cheapflights users on 6/25. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/156:33 amSTL - PBI
2 stops8h 25mUnited Airlines
Tue 7/222:35 pmPBI - STL
1 stop10h 00mUnited Airlines
Deal found 6/25$405
This Mytrip deal was found by Cheapflights users on 6/25. 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.
Sat 7/263:34 pmSTL - PBI
2 stops19h 12mMultiple Airlines
Mon 7/2812:18 pmPBI - STL
3 stops29h 13mMultiple Airlines
Deal found 6/25$438
This Mytrip deal was found by Cheapflights users on 6/25. 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.
Mon 7/2810:47 amSTL - PBI
3 stops23h 59mSpirit Airlines
Sat 8/212:41 pmPBI - STL
3 stops28h 50mSpirit Airlines
Deal found 6/25$520

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 June 26, 2025.
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 10/4

6:00 am-1:47 pm

1 stop6h 47m

Palm Beach Intl

Thu 10/9

7:55 pm-11:29 pm

1 stop4h 34m

$242

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Sat 9/13

10:51 am-6:43 pm

1 stop6h 52m

Palm Beach Intl

Sat 9/20

7:30 am-2:53 pm

1 stop8h 23m

$267

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Sat 9/13

12:30 pm-9:00 pm

2 stops7h 30m

Palm Beach Intl

Sat 9/20

5:35 pm-9:40 pm

1 stop5h 05m

$272

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Tue 7/15

6:33 am-3:58 pm

2 stops8h 25m

Palm Beach Intl

Tue 7/22

2:35 pm-11:35 pm

1 stop10h 00m

$405

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Sat 7/26

3:34 pm-11:46 am

2 stops19h 12m

Palm Beach Intl

Mon 7/28

12:18 pm-4:31 pm

3 stops29h 13m

$438

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Mon 7/28

10:47 am-11:46 am

3 stops23h 59m

Palm Beach Intl

Sat 8/2

12:41 pm-4:31 pm

3 stops28h 50m

$520

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Mon 9/22

11:51 am-8:08 pm

1 stop7h 17m

$109

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Thu 11/20

6:33 am-12:42 pm

1 stop5h 09m

$111

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Thu 10/9

6:15 am-6:30 pm

1 stop11h 15m

$114

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Thu 8/7

10:47 am-11:28 am

3 stops23h 41m

$153

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/25

Showing 1-10 of 14 results
1
2

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 June 20, 2025.

The best time to book flights from St. Louis to West Palm Beach is 85 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, August is the cheapest month in which you can book a flight from St. Louis to West Palm Beach (average of $222). Flying from St. Louis to West Palm Beach in April is currently the most expensive (average of $296). 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 PBI?

Find hourly flight availability from St. Louis to West Palm Beach. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 26, 2025.

When flying from St. Louis to West Palm Beach, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 43% versus a flight at noon.

What is the cheapest day to fly from St. Louis to West Palm Beach?

Use this chart to determine the cheapest time to fly round-trip from St. Louis to West Palm Beach. Price data was last updated on December 16, 2024.

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

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 June 26, 2025.
See what other customers who have flown with Alaska Airlines, Southwest, and Delta 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.

Overall

8.0

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Overall

8.0

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Overall

8.0

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
8.0
Very good

Overall

8.0

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Overall

8.0

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Overall

8.0

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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?

  • 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 $242 on this airline. Additional options worth looking into are Delta and Southwest, starting at $267 and $277 round-trip. Users have found that American Airlines is 38% 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 Delta. According to our data, you can fly for as low as $109. Users have also found prices from $114 and $139 on Southwest and American Airlines, respectively.

  • 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, August is the cheapest month in which you can book a flight from St. Louis to West Palm Beach (average of $222). Flying from St. Louis to West Palm Beach in April is currently the most expensive (average of $296). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for St. Louis to West Palm Beach

See prices for flight routes from nearby airports that may be better suited for you.

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 June 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$296Average$386FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$301Average$394FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$359Average$451FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.