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West Palm Beach

$89+ 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 2/28. Fares are subject to change and may not be available on all flights or dates of travel.
STL — PBI
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
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 89 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 January 29, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/78:12 pm
STL
-
PBI
2 stops20h 25m
Frontier
Thu 3/127:33 pm
PBI
-
STL
1 stop19h 01m
Frontier
Deal found 1/27$222
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/85:42 pm
STL
-
PBI
2 stops24h 42m
Frontier
Fri 2/131:09 pm
PBI
-
STL
1 stop18h 42m
Frontier
Deal found 1/27$247
This Delta deal was found by Cheapflights users on 1/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/176:00 am
STL
-
PBI
1 stop5h 59m
Delta
Wed 3/181:57 pm
PBI
-
STL
1 stop7h 46m
Delta
Deal found 1/29$249
This United Airlines deal was found by Cheapflights users on 1/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1010:00 am
STL
-
PBI
2 stops9h 42m
United Airlines
Tue 3/175:05 pm
PBI
-
STL
1 stop6h 11m
United Airlines
Deal found 1/28$254
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/273:49 pm
STL
-
PBI
2 stops15h 45m
Multiple Airlines
Sun 3/11:36 pm
PBI
-
STL
1 stop18h 15m
Multiple Airlines
Deal found 1/27$256
This United Airlines deal was found by Cheapflights users on 1/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/246:25 am
STL
-
PBI
1 stop7h 33m
United Airlines
Sat 2/284:10 pm
PBI
-
STL
1 stop5h 55m
United Airlines
Deal found 1/28$285
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/68:22 pm
STL
-
PBI
1 stop21h 11m
Multiple Airlines
Mon 2/97:09 pm
PBI
-
STL
2 stops28h 18m
Multiple Airlines
Deal found 1/27$292
This Kiwi.com deal was found by Cheapflights users on 1/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/85:42 pm
STL
-
PBI
2 stops39h 08m
Multiple Airlines
Fri 2/131:09 pm
PBI
-
STL
1 stop18h 42m
Multiple Airlines
Deal found 1/28$300
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/87:52 am
STL
-
PBI
2 stops36h 25m
Frontier
Thu 3/127:33 pm
PBI
-
STL
1 stop19h 01m
Frontier
Deal found 1/27$301
This American Airlines deal was found by Cheapflights users on 1/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/78:00 am
STL
-
PBI
2 stops7h 32m
American Airlines
Tue 3/1010:14 am
PBI
-
STL
1 stop6h 05m
American Airlines
Deal found 1/28$307

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 January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$222
(Kiwi.com)

One-way from

$89
(Trip.com)

Popular in

December

Cheapest in

September

Average price

$372
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 January 2026
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 January 29, 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

Wed 2/25

7:00 am-4:23 pm

1 stop8h 23m

Palm Beach Intl

Sat 2/28

5:30 pm-11:59 pm

1 stop7h 29m

$285

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Mon 3/23

4:21 pm-11:07 pm

1 stop5h 46m

Palm Beach Intl

Wed 3/25

12:36 pm-5:53 pm

1 stop6h 17m

$285

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Tue 2/24

7:00 am-4:23 pm

1 stop8h 23m

Palm Beach Intl

Sat 2/28

1:29 pm-8:23 pm

1 stop7h 54m

$285

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Sat 3/7

8:17 am-3:01 pm

1 stop5h 44m

Palm Beach Intl

Tue 3/10

5:05 pm-10:16 pm

1 stop6h 11m

$285

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Tue 2/24

7:41 am-7:22 pm

2 stops10h 41m

Palm Beach Intl

Thu 2/26

4:10 pm-9:05 pm

1 stop5h 55m

$290

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Fri 2/6

8:22 pm-6:33 pm

1 stop21h 11m

Palm Beach Intl

Mon 2/9

7:09 pm-10:27 pm

2 stops28h 18m

$292

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Tue 2/17

12:05 pm-6:25 pm

1 stop5h 20m

Palm Beach Intl

Tue 3/3

5:40 pm-9:25 pm

1 stop4h 45m

$321

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Wed 4/29

6:50 pm-12:40 am

1 stop4h 50m

Palm Beach Intl

Mon 5/4

7:34 pm-11:34 pm

1 stop5h 00m

$321

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Tue 3/17

7:03 am-12:59 pm

1 stop4h 56m

Palm Beach Intl

Mon 3/23

7:52 pm-11:58 pm

1 stop5h 06m

$321

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Sat 3/7

7:40 pm-11:15 pm

Nonstop2h 35m

Palm Beach Intl

Tue 3/10

3:15 pm-10:15 pm

1 stop8h 00m

$330

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

Showing 1-10 of 16 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 January.
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 January 23, 2026.

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, February 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 June is currently the most expensive (average of $128). 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.

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 January 29, 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
4,267 reviews

Food

7.0

Boarding

8.1

Comfort

8.0

Overall

8.0

Crew

8.6

Entertainment

7.5

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
4,267 reviews
Southwest
8.0
Very good
4,267 reviews

Food

7.0

Boarding

8.1

Comfort

8.0

Overall

8.0

Crew

8.6

Entertainment

7.5

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
8,127 reviews
Southwest
8.0
Very good
4,267 reviews

Food

7.0

Boarding

8.1

Comfort

8.0

Overall

8.0

Crew

8.6

Entertainment

7.5

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
11,206 reviews
Southwest
8.0
Very good
4,267 reviews

Food

7.0

Boarding

8.1

Comfort

8.0

Overall

8.0

Crew

8.6

Entertainment

7.5

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?

    United Airlines and Delta can get you from St. Louis to West Palm Beach in just under 5h 46m. Your travel time can differ by up to 2h 37m. 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 $248 on this airline. Additional options worth looking into are Delta and Southwest, starting at $266 and $343 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 American Airlines. According to our data, you can fly for as low as $154. Users have also found prices from $158 and $159 on Southwest and Delta, 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, February 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 June is currently the most expensive (average of $128). 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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Alternative routes for St. Louis to West Palm Beach

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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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$248Average$384FlexibilityNo cancel feeOn-time71%
DeltaCheapest$266Average$386FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$343Average$415FlexibilityNo cancel feeOn-time63%

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