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Cheap flights from St. Louis to West Palm Beach from $142

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 10/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

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

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
6:54 am - 3:36 pm
STL
-
PBI
7h 42m
1 stop
American Airlines Logo
2:23 pm - 8:26 pm
PBI
-
STL
7h 03m
1 stop
$223American Airlines
Tue, Aug 18 - Tue, Aug 25
Southwest Logo
10:15 am - 7:50 pm
STL
-
PBI
8h 35m
2 stops
Southwest Logo
10:30 am - 1:55 pm
PBI
-
STL
4h 25m
1 stop
$232Southwest
Tue, Aug 18 - Tue, Aug 25
Southwest Logo
10:15 am - 7:50 pm
STL
-
PBI
8h 35m
2 stops
Southwest Logo
7:20 am - 12:10 pm
PBI
-
STL
5h 50m
2 stops
$237Southwest
Tue, Aug 18 - Tue, Aug 25
American Airlines Logo
7:32 am - 12:58 pm
STL
-
PBI
4h 26m
1 stop
American Airlines Logo
6:00 am - 9:32 am
PBI
-
STL
4h 32m
1 stop
$244American Airlines
Tue, Aug 4 - Sat, Aug 8
American Airlines Logo
10:16 am - 6:36 pm
STL
-
PBI
7h 20m
1 stop
American Airlines Logo
2:19 pm - 6:57 pm
PBI
-
STL
5h 38m
1 stop
$265American Airlines
Sat, Aug 22 - Sat, Aug 29
Southwest Logo
5:05 am - 11:55 am
STL
-
PBI
5h 50m
1 stop
Southwest Logo
6:50 am - 1:25 pm
PBI
-
STL
7h 35m
2 stops
$276Southwest
Sat, Aug 22 - Sat, Aug 29
Delta Logo
9:15 am - 3:51 pm
STL
-
PBI
5h 36m
1 stop
Delta Logo
6:00 am - 9:54 am
PBI
-
STL
4h 54m
1 stop
$285Delta
Thu, Aug 6 - Mon, Aug 10
Delta Logo
5:30 pm - 12:13 am
STL
-
PBI
5h 43m
1 stop
Delta Logo
2:09 pm - 7:44 pm
PBI
-
STL
6h 35m
1 stop
$301Delta
Thu, Sep 10 - Mon, Sep 14
Southwest Logo
3:45 pm - 8:40 pm
STL
-
PBI
3h 55m
1 stop
Southwest Logo
7:20 am - 3:20 pm
PBI
-
STL
9h 00m
2 stops
$307Southwest
Mon, Aug 10 - Mon, Aug 17
Southwest Logo
11:40 am - 10:05 pm
STL
-
PBI
9h 25m
2 stops
Southwest Logo
6:55 am - 3:10 pm
PBI
-
STL
9h 15m
2 stops
$316Southwest
Mon, Aug 10 - Mon, Aug 17

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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
Aug 18
STL6:54 amLambert-St Louis
7h 42m
1 stop
PBI3:36 pmPalm Beach Intl
Aug 25
PBI2:23 pmPalm Beach Intl
7h 03m
1 stop
STL8:26 pmLambert-St Louis
$223
American Airlines
Aug 22
STL10:16 amLambert-St Louis
7h 20m
1 stop
PBI6:36 pmPalm Beach Intl
Aug 29
PBI2:19 pmPalm Beach Intl
5h 38m
1 stop
STL6:57 pmLambert-St Louis
$265
American Airlines
Jul 8
STL7:32 amLambert-St Louis
4h 26m
1 stop
PBI12:58 pmPalm Beach Intl
Jul 14
PBI8:03 amPalm Beach Intl
4h 57m
1 stop
STL12:00 pmLambert-St Louis
$333

Southwest flights from St. Louis to West Palm Beach

Our best Southwest deals on St. Louis to West Palm Beach flight tickets
Southwest
Aug 18
STL10:15 amLambert-St Louis
8h 35m
2 stops
PBI7:50 pmPalm Beach Intl
Aug 25
PBI10:30 amPalm Beach Intl
4h 25m
1 stop
STL1:55 pmLambert-St Louis
$232
Southwest
Aug 18
STL10:15 amLambert-St Louis
8h 35m
2 stops
PBI7:50 pmPalm Beach Intl
Aug 25
PBI7:20 amPalm Beach Intl
5h 50m
2 stops
STL12:10 pmLambert-St Louis
$237
Southwest
Aug 22
STL5:05 amLambert-St Louis
5h 50m
1 stop
PBI11:55 amPalm Beach Intl
Aug 29
PBI6:50 amPalm Beach Intl
7h 35m
2 stops
STL1:25 pmLambert-St Louis
$276

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 June 15, 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

Cheapest round-trip

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Tue 8/18

6:54 am-3:36 pm

1 stop7h 42m

Palm Beach Intl

Tue 8/25

2:23 pm-8:26 pm

1 stop7h 03m

$223

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Tue 8/18

10:15 am-7:50 pm

2 stops8h 35m

Palm Beach Intl

Tue 8/25

10:30 am-1:55 pm

1 stop4h 25m

$232

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Tue 8/18

10:15 am-7:50 pm

2 stops8h 35m

Palm Beach Intl

Tue 8/25

7:20 am-12:10 pm

2 stops5h 50m

$237
Quickest round-trip

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Tue 8/4

7:32 am-12:58 pm

1 stop4h 26m

Palm Beach Intl

Sat 8/8

6:00 am-9:32 am

1 stop4h 32m

$244

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Sat 8/22

10:16 am-6:36 pm

1 stop7h 20m

Palm Beach Intl

Sat 8/29

2:19 pm-6:57 pm

1 stop5h 38m

$265

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Sat 8/22

5:05 am-11:55 am

1 stop5h 50m

Palm Beach Intl

Sat 8/29

6:50 am-1:25 pm

2 stops7h 35m

$276

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Thu 8/6

9:15 am-3:51 pm

1 stop5h 36m

Palm Beach Intl

Mon 8/10

6:00 am-9:54 am

1 stop4h 54m

$285

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Thu 9/10

5:30 pm-12:13 am

1 stop5h 43m

Palm Beach Intl

Mon 9/14

2:09 pm-7:44 pm

1 stop6h 35m

$301

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Mon 8/10

3:45 pm-8:40 pm

1 stop3h 55m

Palm Beach Intl

Mon 8/17

7:20 am-3:20 pm

2 stops9h 00m

$307

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Mon 8/10

11:40 am-10:05 pm

2 stops9h 25m

Palm Beach Intl

Mon 8/17

6:55 am-3:10 pm

2 stops9h 15m

$316

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 typical price of a round-trip flight between St. Louis and West Palm Beach?

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 August is your next best option. Flight prices from St. Louis to West Palm Beach during August average around $320.

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 from St. Louis 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 $379 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 $290 on momondo.

What cabin class options are available on St. Louis to West Palm Beach flights?

There is only 1 cabin class available to choose from on St. Louis to West Palm Beach 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 June 2026, prices for St. Louis to West Palm Beach flights are approximately 38% 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

4h 07m

Direct flights

None
The fastest flight from St. Louis to West Palm Beach takes 4h 07m
There are no direct flights from St. Louis to West Palm Beach. There are no popular flight routes from St. Louis to West Palm Beach.
Search flight deals

Frequently asked questions about flying from St. Louis to West Palm Beach

  • 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 07m 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
DeltaPriceFrom $197Free CancellationRating
7.9
8,397 reviews
Search Delta flights
American AirlinesPriceFrom $216Free CancellationRating
7.1
11,660 reviews
Search American Airlines flights
SouthwestPriceFrom $343Free CancellationRating
7.9
4,235 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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