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Cheap flights from St. Louis to West Palm Beach from $98

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 3/26. 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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0 bags

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Find the cheapest flights from St. Louis to West Palm Beach

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
11:21 am - 6:36 pm
STL
-
PBI
6h 15m
1 stop
Frontier Logo
12:17 pm - 5:34 pm
PBI
-
STL
6h 17m
1 stop
$180Frontier
Tue, Apr 7 - Thu, Apr 9
Frontier Logo
11:21 am - 6:38 pm
STL
-
PBI
6h 17m
1 stop
Frontier Logo
12:17 pm - 5:34 pm
PBI
-
STL
6h 17m
1 stop
$192Frontier
Thu, Mar 26 - Thu, Apr 2
Frontier Logo
11:21 am - 6:36 pm
STL
-
PBI
6h 15m
1 stop
Frontier Logo
12:17 pm - 5:34 pm
PBI
-
STL
6h 17m
1 stop
$215Frontier
Sun, Apr 5 - Thu, Apr 9
Frontier Logo
11:21 am - 6:38 pm
STL
-
PBI
6h 17m
1 stop
Frontier Logo
12:17 pm - 5:34 pm
PBI
-
STL
6h 17m
1 stop
$218Frontier
Thu, Mar 26 - Thu, Apr 2
Delta Logo
1:34 pm - 10:35 pm
STL
-
PBI
8h 01m
1 stop
Delta Logo
7:00 am - 10:34 am
PBI
-
STL
4h 34m
1 stop
$219Delta
Tue, Apr 7 - Tue, Apr 14
United Airlines Logo
7:45 am - 5:55 pm
STL
-
PBI
9h 10m
2 stops
United Airlines Logo
4:45 pm - 11:57 pm
PBI
-
STL
8h 12m
1 stop
$224United Airlines
Tue, Apr 7 - Tue, Apr 14
Delta Logo
6:00 am - 2:26 pm
STL
-
PBI
7h 26m
1 stop
Delta Logo
6:34 pm - 11:59 pm
PBI
-
STL
6h 25m
1 stop
$231Delta
Wed, May 13 - Mon, May 18
Frontier Logo
11:21 am - 6:37 pm
STL
-
PBI
6h 16m
1 stop
Frontier Logo
12:17 pm - 5:34 pm
PBI
-
STL
6h 17m
1 stop
$234Frontier
Sun, Mar 29 - Thu, Apr 2
Delta Logo
7:01 pm - 12:48 am
STL
-
PBI
4h 47m
1 stop
Delta Logo
7:37 pm - 11:59 pm
PBI
-
STL
5h 22m
1 stop
$243Delta
Thu, May 14 - Mon, May 18
Multiple Airlines Logo
11:21 am - 6:36 pm
STL
-
PBI
6h 15m
1 stop
Multiple Airlines Logo
2:04 pm - 6:50 am
PBI
-
STL
17h 46m
2 stops
$244Multiple Airlines
Tue, Apr 7 - Tue, Apr 14

American Airlines flights from St. Louis to West Palm Beach

Our best American Airlines deals on St. Louis to West Palm Beach flight tickets
American Airlines
May 1
STL6:29 amLambert-St Louis
6h 50m
1 stop
PBI2:19 pmPalm Beach Intl
May 8
PBI6:55 amPalm Beach Intl
6h 53m
1 stop
STL12:48 pmLambert-St Louis
$267
American Airlines
May 23
STL6:12 pmLambert-St Louis
5h 34m
1 stop
PBI12:46 amPalm Beach Intl
May 30
PBI6:08 pmPalm Beach Intl
6h 51m
1 stop
STL11:59 pmLambert-St Louis
$278
American Airlines
May 20
STL5:51 amLambert-St Louis
7h 02m
1 stop
PBI1:53 pmPalm Beach Intl
May 24
PBI5:25 pmPalm Beach Intl
7h 29m
2 stops
STL11:54 pmLambert-St Louis
$294

Frontier flights from St. Louis to West Palm Beach

Our best Frontier deals on St. Louis to West Palm Beach flight tickets
Frontier
Apr 7
STL11:21 amLambert-St Louis
6h 15m
1 stop
PBI6:36 pmPalm Beach Intl
Apr 9
PBI12:17 pmPalm Beach Intl
6h 17m
1 stop
STL5:34 pmLambert-St Louis
$180
Frontier
Mar 26
STL11:21 amLambert-St Louis
6h 17m
1 stop
PBI6:38 pmPalm Beach Intl
Apr 2
PBI12:17 pmPalm Beach Intl
6h 17m
1 stop
STL5:34 pmLambert-St Louis
$192
Frontier
Apr 5
STL11:21 amLambert-St Louis
6h 15m
1 stop
PBI6:36 pmPalm Beach Intl
Apr 9
PBI12:17 pmPalm Beach Intl
6h 17m
1 stop
STL5:34 pmLambert-St Louis
$215

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 February 26, 2026.
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 4/7

11:21 am-6:36 pm

1 stop6h 15m

Palm Beach Intl

Thu 4/9

12:17 pm-5:34 pm

1 stop6h 17m

$180

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Thu 3/26

11:21 am-6:38 pm

1 stop6h 17m

Palm Beach Intl

Thu 4/2

12:17 pm-5:34 pm

1 stop6h 17m

$192

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Sun 4/5

11:21 am-6:36 pm

1 stop6h 15m

Palm Beach Intl

Thu 4/9

12:17 pm-5:34 pm

1 stop6h 17m

$215

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Thu 3/26

11:21 am-6:38 pm

1 stop6h 17m

Palm Beach Intl

Thu 4/2

12:17 pm-5:34 pm

1 stop6h 17m

$218

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Tue 4/7

1:34 pm-10:35 pm

1 stop8h 01m

Palm Beach Intl

Tue 4/14

7:00 am-10:34 am

1 stop4h 34m

$219

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Tue 4/7

7:45 am-5:55 pm

2 stops9h 10m

Palm Beach Intl

Tue 4/14

4:45 pm-11:57 pm

1 stop8h 12m

$224

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Wed 5/13

6:00 am-2:26 pm

1 stop7h 26m

Palm Beach Intl

Mon 5/18

6:34 pm-11:59 pm

1 stop6h 25m

$231

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Sun 3/29

11:21 am-6:37 pm

1 stop6h 16m

Palm Beach Intl

Thu 4/2

12:17 pm-5:34 pm

1 stop6h 17m

$234

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Thu 5/14

7:01 pm-12:48 am

1 stop4h 47m

Palm Beach Intl

Mon 5/18

7:37 pm-11:59 pm

1 stop5h 22m

$243

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Tue 4/7

11:21 am-6:36 pm

1 stop6h 15m

Palm Beach Intl

Tue 4/14

2:04 pm-6:50 am

2 stops17h 46m

$244

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 November is your next best option. Flight prices from St. Louis to West Palm Beach during November average around $333.

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 $377 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 February 2026, prices for St. Louis to West Palm Beach flights are approximately 9% 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

Best Price Found

$488

Fastest flight time

2h 35m

Direct flights

Every day

Airports in West Palm Beach

1 airport
The best flight deal from St. Louis to West Palm Beach found on momondo in the last 72 hours is $488
The fastest flight from St. Louis to West Palm Beach takes 2h 35m
Direct flights go from St. Louis to West Palm Beach every day.
There is 1 airport in West Palm Beach. From St. Louis there are direct flights to 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 2h 35m 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 $242Free CancellationRating
7.2
11,357 reviews
Search American Airlines flights
DeltaPriceFrom $249Free CancellationRating
7.9
8,242 reviews
Search Delta flights
SouthwestPriceFrom $339Free CancellationRating
8.0
4,301 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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