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West Palm Beach

$124+ 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 11/6. Fares are subject to change and may not be available on all flights or dates of travel.
STL — PBI
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
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 October, booked 89 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 September 17, 2025.

Round-trip from

$251
(American Airlines)

One-way from

$124
(Kiwi.com)

Popular in

March

Cheapest in

September

Average price

$350
From Lambert-St Louis to Palm Beach Intl
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One-way flight from Lambert-St Louis to Palm Beach Intl
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Highest demand for flights based on searches. 6% potential increase in price ($27 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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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 September 17, 2025.

This American Airlines deal was found by Cheapflights users on 9/14. 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 10/285:53 pmSTL - PBI
1 stop15h 09mAmerican Airlines
Wed 11/58:40 pmPBI - STL
1 stop13h 40mAmerican Airlines
Deal found 9/14$251
This Kiwi.com deal was found by Cheapflights users on 9/16. 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.
Thu 10/1610:57 amSTL - PBI
2 stops30h 27mMultiple Airlines
Thu 10/231:30 pmPBI - STL
1 stop21h 46mMultiple Airlines
Deal found 9/16$282
This Delta deal was found by Cheapflights users on 9/17. 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 10/86:00 amSTL - PBI
1 stop7h 01mDelta
Wed 10/1511:01 amPBI - STL
1 stop4h 42mDelta
Deal found 9/17$297
This American Airlines deal was found by Cheapflights users on 9/17. 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 10/86:00 amSTL - PBI
1 stop5h 25mAmerican Airlines
Wed 10/156:01 amPBI - STL
2 stops7h 56mAmerican Airlines
Deal found 9/17$302
This American Airlines deal was found by Cheapflights users on 9/15. 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 10/226:00 amSTL - PBI
1 stop5h 25mAmerican Airlines
Sat 10/251:17 pmPBI - STL
1 stop9h 49mAmerican Airlines
Deal found 9/15$306
This Delta deal was found by Cheapflights users on 9/16. 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 11/110:30 amSTL - PBI
1 stop5h 38mDelta
Tue 11/119:30 amPBI - STL
1 stop4h 30mDelta
Deal found 9/16$307
This Southwest deal was found by Cheapflights users on 9/17. 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.
Mon 10/272:05 pmSTL - PBI
2 stops6h 50mSouthwest
Wed 10/2910:00 amPBI - STL
1 stop5h 10mSouthwest
Deal found 9/17$312
This Southwest deal was found by Cheapflights users on 9/17. 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 10/85:35 amSTL - PBI
2 stops13h 10mSouthwest
Wed 10/156:00 amPBI - STL
2 stops8h 50mSouthwest
Deal found 9/17$313
This American Airlines deal was found by Cheapflights users on 9/17. 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 10/277:16 amSTL - PBI
1 stop9h 11mAmerican Airlines
Thu 10/301:17 pmPBI - STL
1 stop11h 37mAmerican Airlines
Deal found 9/17$315
This American Airlines deal was found by Cheapflights users on 9/16. 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.
Thu 10/168:42 amSTL - PBI
1 stop7h 45mAmerican Airlines
Thu 10/231:17 pmPBI - STL
1 stop11h 37mAmerican Airlines
Deal found 9/16$316

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 September 17, 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

Tue 11/4

7:00 am-4:32 pm

1 stop8h 32m

Palm Beach Intl

Thu 11/6

1:44 pm-11:56 pm

1 stop11h 12m

$306

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Wed 10/29

10:36 am-6:48 pm

1 stop7h 12m

Palm Beach Intl

Sat 11/1

1:17 pm-10:08 pm

1 stop9h 51m

$306

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Thu 12/11

7:02 pm-12:34 am

1 stop4h 32m

Palm Beach Intl

Tue 12/16

7:10 am-12:40 pm

1 stop6h 30m

$307

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Tue 10/28

8:55 am-5:00 pm

2 stops7h 05m

Palm Beach Intl

Wed 11/5

7:05 am-1:50 pm

2 stops7h 45m

$307

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Thu 11/27

7:05 am-1:11 pm

1 stop5h 06m

Palm Beach Intl

Tue 12/2

11:00 am-4:07 pm

1 stop6h 07m

$307

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Mon 11/3

5:15 pm-10:59 pm

1 stop4h 44m

Palm Beach Intl

Tue 11/11

9:30 am-1:00 pm

1 stop4h 30m

$307

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Mon 10/27

2:05 pm-9:55 pm

2 stops6h 50m

Palm Beach Intl

Wed 10/29

10:00 am-2:10 pm

1 stop5h 10m

$312

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Sat 11/1

1:30 pm-6:37 pm

1 stop4h 07m

Palm Beach Intl

Thu 11/6

1:00 pm-4:10 pm

1 stop4h 10m

$317

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Sat 11/1

3:59 pm-10:59 pm

1 stop6h 00m

Palm Beach Intl

Mon 11/10

5:31 pm-11:40 pm

1 stop7h 09m

$317

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Sat 11/1

10:30 am-5:08 pm

1 stop5h 38m

Palm Beach Intl

Sat 11/8

7:10 am-12:35 pm

1 stop6h 25m

$317

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 20 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 September 12, 2025.

The best time to book flights from St. Louis to West Palm Beach is 89 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 September 17, 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 September 17, 2025.
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
4,242 reviews

Entertainment

7.5

Food

7.0

Comfort

8.0

Overall

8.0

Boarding

8.1

Crew

8.6

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
4,242 reviews
Southwest
8.0
Very good
4,242 reviews

Entertainment

7.5

Food

7.0

Comfort

8.0

Overall

8.0

Boarding

8.1

Crew

8.6

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
8.0
Very good
7,961 reviews
Southwest
8.0
Very good
4,242 reviews

Entertainment

7.5

Food

7.0

Comfort

8.0

Overall

8.0

Boarding

8.1

Crew

8.6

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
10,000 reviews
Southwest
8.0
Very good
4,242 reviews

Entertainment

7.5

Food

7.0

Comfort

8.0

Overall

8.0

Boarding

8.1

Crew

8.6

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 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, Delta, and Southwest can get you from St. Louis to West Palm Beach in just under 4h 32m. Your travel time can differ by up to 4h. St. Louis and West Palm Beach are separated by a distance of 1023 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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 $274 on this airline. Additional options worth looking into are Delta and Southwest, starting at $277 and $359 round-trip. Users have found that American Airlines is 30% cheaper than the other options available to this destination.

  • 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

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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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$274Average$388FlexibilityNo cancel feeOn-time71%
DeltaCheapest$277Average$388FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$359Average$444FlexibilityNo cancel feeOn-time63%

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