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Cheap flights from St. Louis to West Palm Beach from $90

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 4/7. 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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Find the cheapest flights from St. Louis to West Palm Beach

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
6:59 pm - 12:32 am
STL
-
PBI
4h 33m
1 stop
Delta Logo
7:52 pm - 11:58 pm
PBI
-
STL
5h 06m
1 stop
$197Delta
Wed, Mar 11 - Fri, Mar 13
Delta Logo
6:00 am - 11:31 am
STL
-
PBI
4h 31m
1 stop
Delta Logo
2:04 pm - 5:53 pm
PBI
-
STL
4h 49m
1 stop
$201Delta
Mon, Mar 9 - Wed, Mar 11
Delta Logo
7:10 am - 2:38 pm
STL
-
PBI
6h 28m
1 stop
Delta Logo
7:45 pm - 11:36 pm
PBI
-
STL
4h 51m
1 stop
$205Delta
Sat, Feb 28 - Mon, Mar 2
Delta Logo
6:59 pm - 12:32 am
STL
-
PBI
4h 33m
1 stop
Delta Logo
6:12 pm - 11:34 pm
PBI
-
STL
6h 22m
1 stop
$207Delta
Tue, Apr 7 - Wed, Apr 15
American Airlines Logo
8:00 am - 4:32 pm
STL
-
PBI
7h 32m
2 stops
American Airlines Logo
7:30 am - 1:16 pm
PBI
-
STL
6h 46m
1 stop
$210American Airlines
Sat, Feb 28 - Tue, Mar 3
Delta Logo
6:00 am - 11:31 am
STL
-
PBI
4h 31m
1 stop
Delta Logo
7:52 pm - 11:58 pm
PBI
-
STL
5h 06m
1 stop
$211Delta
Mon, Mar 9 - Fri, Mar 13
Delta Logo
1:13 pm - 11:01 pm
STL
-
PBI
8h 48m
1 stop
Delta Logo
7:45 pm - 11:36 pm
PBI
-
STL
4h 51m
1 stop
$215Delta
Fri, Feb 27 - Mon, Mar 2
Multiple Airlines Logo
8:22 pm - 9:54 am
STL
-
PBI
36h 32m
2 stops
Multiple Airlines Logo
1:16 pm - 6:51 am
PBI
-
STL
18h 35m
1 stop
$228Multiple Airlines
Mon, Feb 23 - Fri, Feb 27
Frontier Logo
8:17 pm - 12:17 pm
STL
-
PBI
15h 00m
1 stop
Frontier Logo
1:27 pm - 10:27 pm
PBI
-
STL
34h 00m
2 stops
$230Frontier
Sat, Feb 21 - Mon, Feb 23
Delta Logo
6:00 am - 11:50 am
STL
-
PBI
4h 50m
1 stop
Delta Logo
6:12 pm - 11:36 pm
PBI
-
STL
6h 24m
1 stop
$241Delta
Sun, Feb 22 - Wed, Feb 25

Delta flights from St. Louis to West Palm Beach

Our best Delta deals on St. Louis to West Palm Beach flight tickets
Delta
Mar 11
STL6:59 pmLambert-St Louis
4h 33m
1 stop
PBI12:32 amPalm Beach Intl
Mar 13
PBI7:52 pmPalm Beach Intl
5h 06m
1 stop
STL11:58 pmLambert-St Louis
$197
Delta
Mar 9
STL6:00 amLambert-St Louis
4h 31m
1 stop
PBI11:31 amPalm Beach Intl
Mar 11
PBI2:04 pmPalm Beach Intl
4h 49m
1 stop
STL5:53 pmLambert-St Louis
$201
Delta
Feb 22
STL6:00 amLambert-St Louis
4h 50m
1 stop
PBI11:50 amPalm Beach Intl
Feb 25
PBI6:00 amPalm Beach Intl
6h 02m
1 stop
STL11:02 amLambert-St Louis
$205

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
Feb 28
STL8:00 amLambert-St Louis
7h 32m
2 stops
PBI4:32 pmPalm Beach Intl
Mar 3
PBI2:17 pmPalm Beach Intl
5h 35m
1 stop
STL6:52 pmLambert-St Louis
$210
American Airlines
Mar 5
STL7:05 amLambert-St Louis
8h 44m
1 stop
PBI4:49 pmPalm Beach Intl
Mar 9
PBI6:43 pmPalm Beach Intl
6h 01m
1 stop
STL11:44 pmLambert-St Louis
$253
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
$262

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 11, 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

Wed 3/11

6:59 pm-12:32 am

1 stop4h 33m

Palm Beach Intl

Fri 3/13

7:52 pm-11:58 pm

1 stop5h 06m

$197

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Mon 3/9

6:00 am-11:31 am

1 stop4h 31m

Palm Beach Intl

Wed 3/11

2:04 pm-5:53 pm

1 stop4h 49m

$201

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Sat 2/28

7:10 am-2:38 pm

1 stop6h 28m

Palm Beach Intl

Mon 3/2

7:45 pm-11:36 pm

1 stop4h 51m

$205

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Tue 4/7

6:59 pm-12:32 am

1 stop4h 33m

Palm Beach Intl

Wed 4/15

6:12 pm-11:34 pm

1 stop6h 22m

$207

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Sat 2/28

8:00 am-4:32 pm

2 stops7h 32m

Palm Beach Intl

Tue 3/3

7:30 am-1:16 pm

1 stop6h 46m

$210

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Mon 3/9

6:00 am-11:31 am

1 stop4h 31m

Palm Beach Intl

Fri 3/13

7:52 pm-11:58 pm

1 stop5h 06m

$211

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Fri 2/27

1:13 pm-11:01 pm

1 stop8h 48m

Palm Beach Intl

Mon 3/2

7:45 pm-11:36 pm

1 stop4h 51m

$215

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Mon 2/23

8:22 pm-9:54 am

2 stops36h 32m

Palm Beach Intl

Fri 2/27

1:16 pm-6:51 am

1 stop18h 35m

$228

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Sat 2/21

8:17 pm-12:17 pm

1 stop15h 00m

Palm Beach Intl

Mon 2/23

1:27 pm-10:27 pm

2 stops34h 00m

$230

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Sun 2/22

6:00 am-11:50 am

1 stop4h 50m

Palm Beach Intl

Wed 2/25

6:12 pm-11:36 pm

1 stop6h 24m

$241

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 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 Tuesday when prices can be found for as low as $374. 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 Saturday because tickets tend to average around $587. 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 at noon. Our users have found flights to West Palm Beach at noon for as low as $374. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $723 on average. Flights to West Palm Beach from St. Louis in the morning 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 $381 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

$505

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 $505
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 $248Free CancellationRating
7.2
11,265 reviews
Search American Airlines flights
DeltaPriceFrom $266Free CancellationRating
7.9
8,180 reviews
Search Delta flights
SouthwestPriceFrom $339Free CancellationRating
8.0
4,280 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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