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Cheap flights from St. Louis to West Palm Beach from $131

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to West Palm Beach departing on 10/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

American Airlines Logo
5:53 pm - 10:02 amSTL-PBI
15h 09m1 stop
American Airlines Logo
8:40 pm - 9:20 amPBI-STL
13h 40m1 stop
$251American Airlines
Find Deal
Tue, Oct 28 - Wed, Nov 5
American Airlines Logo
6:00 am - 2:22 pmSTL-PBI
7h 22m2 stops
American Airlines Logo
8:40 pm - 9:20 amPBI-STL
13h 40m1 stop
$279American Airlines
Find Deal
Tue, Oct 28 - Wed, Nov 5
Multiple Airlines Logo
10:57 am - 6:24 pmSTL-PBI
30h 27m2 stops
Multiple Airlines Logo
1:30 pm - 10:16 amPBI-STL
21h 46m1 stop
$282Multiple Airlines
Find Deal
Thu, Oct 16 - Thu, Oct 23
American Airlines Logo
6:00 am - 12:25 pmSTL-PBI
5h 25m1 stop
American Airlines Logo
1:17 pm - 10:06 pmPBI-STL
9h 49m1 stop
$306American Airlines
Find Deal
Wed, Oct 22 - Sat, Oct 25
Delta Logo
10:30 am - 5:08 pmSTL-PBI
5h 38m1 stop
Delta Logo
9:30 am - 1:00 pmPBI-STL
4h 30m1 stop
$307Delta
Find Deal
Sat, Nov 1 - Tue, Nov 11
Southwest Logo
2:05 pm - 9:55 pmSTL-PBI
6h 50m2 stops
Southwest Logo
10:00 am - 2:10 pmPBI-STL
5h 10m1 stop
$312Southwest
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Mon, Oct 27 - Wed, Oct 29
Delta Logo
1:30 pm - 8:43 pmSTL-PBI
6h 13m1 stop
Delta Logo
8:17 am - 12:35 pmPBI-STL
5h 18m1 stop
$317Delta
Find Deal
Sat, Nov 1 - Sat, Nov 8
Southwest Logo
7:00 am - 3:50 pmSTL-PBI
7h 50m2 stops
Southwest Logo
5:25 pm - 9:25 pmPBI-STL
5h 00m1 stop
$322Southwest
Find Deal
Sat, Nov 1 - Mon, Nov 3
United Airlines Logo
11:05 am - 9:57 pmSTL-PBI
9h 52m2 stops
United Airlines Logo
7:11 am - 3:46 pmPBI-STL
9h 35m2 stops
$372United Airlines
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Sat, Nov 1 - Sun, Nov 2
United Airlines Logo
6:00 am - 1:42 pmSTL-PBI
6h 42m1 stop
United Airlines Logo
4:10 pm - 10:35 pmPBI-STL
7h 25m1 stop
$382United Airlines
Find Deal
Tue, Sep 30 - Tue, Oct 7

Delta flights from St. Louis to West Palm Beach

Our best Delta deals on St. Louis to West Palm Beach flight tickets
Delta
Nov 1
STL10:30 amLambert-St Louis
5h 38m
1 stop
PBI5:08 pmPalm Beach Intl
Nov 11
PBI9:30 amPalm Beach Intl
4h 30m
1 stop
STL1:00 pmLambert-St Louis
$307
Find similar
Delta
Nov 1
STL1:30 pmLambert-St Louis
6h 13m
1 stop
PBI8:43 pmPalm Beach Intl
Nov 8
PBI8:17 amPalm Beach Intl
5h 18m
1 stop
STL12:35 pmLambert-St Louis
$317
Find similar
Delta
Oct 17
STL5:15 pmLambert-St Louis
4h 44m
1 stop
PBI10:59 pmPalm Beach Intl
Oct 24
PBI7:42 pmPalm Beach Intl
4h 59m
1 stop
STL11:41 pmLambert-St Louis
$335
Find similar

Southwest flights from St. Louis to West Palm Beach

Our best Southwest deals on St. Louis to West Palm Beach flight tickets
Southwest
Oct 27
STL2:05 pmLambert-St Louis
6h 50m
2 stops
PBI9:55 pmPalm Beach Intl
Oct 29
PBI10:00 amPalm Beach Intl
5h 10m
1 stop
STL2:10 pmLambert-St Louis
$312
Find similar
Southwest
Nov 1
STL7:00 amLambert-St Louis
7h 50m
2 stops
PBI3:50 pmPalm Beach Intl
Nov 3
PBI5:25 pmPalm Beach Intl
5h 00m
1 stop
STL9:25 pmLambert-St Louis
$322
Find similar
Southwest
Nov 26
STL4:50 pmLambert-St Louis
5h 10m
1 stop
PBI11:00 pmPalm Beach Intl
Nov 28
PBI5:30 pmPalm Beach Intl
7h 20m
1 stop
STL11:50 pmLambert-St Louis
$336
Find similar

momondo 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, momondo users made 832,500 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

Fly to

Route

Depart

Return

Price

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Tue 10/28

5:53 pm-10:02 am

1 stop15h 09m

Palm Beach Intl

Wed 11/5

8:40 pm-9:20 am

1 stop13h 40m

$251

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Tue 10/28

6:00 am-2:22 pm

2 stops7h 22m

Palm Beach Intl

Wed 11/5

8:40 pm-9:20 am

1 stop13h 40m

$279

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Thu 10/16

10:57 am-6:24 pm

2 stops30h 27m

Palm Beach Intl

Thu 10/23

1:30 pm-10:16 am

1 stop21h 46m

$282

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Wed 10/22

6:00 am-12:25 pm

1 stop5h 25m

Palm Beach Intl

Sat 10/25

1:17 pm-10:06 pm

1 stop9h 49m

$306

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

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-8:43 pm

1 stop6h 13m

Palm Beach Intl

Sat 11/8

8:17 am-12:35 pm

1 stop5h 18m

$317

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Sat 11/1

7:00 am-3:50 pm

2 stops7h 50m

Palm Beach Intl

Mon 11/3

5:25 pm-9:25 pm

1 stop5h 00m

$322

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Sat 11/1

11:05 am-9:57 pm

2 stops9h 52m

Palm Beach Intl

Sun 11/2

7:11 am-3:46 pm

2 stops9h 35m

$372

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Tue 9/30

6:00 am-1:42 pm

1 stop6h 42m

Palm Beach Intl

Tue 10/7

4:10 pm-10:35 pm

1 stop7h 25m

$382

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to West Palm Beach from

How to get the cheapest flight ticket from St. Louis to West Palm Beach

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to West Palm Beach?

If you’re not able to fly to West Palm Beach in September, then October is your next best option. Flight prices from St. Louis to West Palm Beach during October average around $368.

What is the cheapest day to depart on your flight to West Palm Beach?

The cheapest day to depart on your flight to West Palm Beach is on a Sunday when prices can be found for as low as $371. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $1,134. These prices are subject to change though, so be sure to set up a Price Alert for flights to West Palm Beach.

What is the cheapest time of day to depart on your flight to West Palm Beach?

Our data shows that the cheapest St. Louis to West Palm Beach flights are usually those with departure times in the afternoon. Our users have found flights to West Palm Beach in the afternoon for as low as $342. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $597 on average. Flights to West Palm Beach from St. Louis at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Lambert-St Louis to Palm Beach Intl flight route?

Fly from Lambert-St Louis to Palm Beach Intl for the best Lambert-St Louis - Palm Beach Intl flight prices

How far in advance should I book a flight to West Palm Beach?

You are more likely to see cheaper flights to West Palm Beach from St. Louis when booking weeks ahead of your departure date. In general, you can expect to find flights to West Palm Beach for around $396 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to West Palm Beach from St. Louis for as low as $329 on momondo.

What cabin class options are available on Lambert-St Louis to Palm Beach Intl flights?

There is only 1 cabin class available to choose from on Lambert-St Louis to Palm Beach Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have St. Louis to West Palm Beach flight prices changed over time?

As of September 2025, prices for St. Louis to West Palm Beach flights are approximately 7% more expensive when compared to flights at the same time last year.

When to book flights from St. Louis to West Palm Beach

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to West Palm Beach according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap St. Louis to West Palm Beach (STL to PBI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to West Palm Beach

Fastest flight time

2h 35m

Direct flights

Mon, Tue, Sat and Sun

Airports in West Palm Beach

1 airport
The fastest flight from St. Louis to West Palm Beach takes 2h 35m
Direct flights go from St. Louis to West Palm Beach on Monday, Tuesday, Saturday and Sunday. There are no airlines offering direct flights.
There is 1 airport near West Palm Beach: Palm Beach Intl (PBI)
Search flight deals

  • How far is Lambert-St Louis to Palm Beach Intl by plane?

    The distance between Lambert-St Louis and Palm Beach Intl is about 1010.8 mi. Typically, this will take 4h 05m by plane in normal conditions.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Palm Beach Intl Airport?

    Prices for flights from Lambert-St Louis Airport to Palm Beach Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Palm Beach Intl Airport?

  • How old do you have to be to fly from Lambert-St Louis Airport to Palm Beach Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Palm Beach Intl Airport.

  • What documentation or ID do you need to fly to Palm Beach Intl Airport?

    The travel and health documents you'll need for your trip to Palm Beach Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Palm Beach Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from St. Louis to West Palm Beach?

  • What is the most popular airline from St. Louis to West Palm Beach?

Best airlines flying from St. Louis to West Palm Beach

Compare and see reviews for airlines that fly from St. Louis to West Palm Beach with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $274Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $277Free CancellationRating
7.9
7,961 reviews
Search Delta flights
SouthwestPriceFrom $359Free CancellationRating
8.0
4,242 reviews
Search Southwest flights

Traveling to a place near West Palm Beach?

Book flights to West Palm Beach if you plan to visit one of these locations
Jensen Beach

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to West Palm Beach?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from St. Louis to West Palm Beach. momondo saves you time and could save you money on your trip.

Can I find flights from St. Louis to West Palm Beach with flexible booking policies on momondo?

Flights from St. Louis to West Palm Beach with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from St. Louis to West Palm Beach?

momondo helps you find the best flight between St. Louis and West Palm Beach by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from St. Louis to West Palm Beach right now. Can momondo alert me if prices change?

If you are not ready to book a flight from St. Louis to West Palm Beach now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to West Palm Beach and let you know when they change.

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