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Cheap flights from St. Louis to West Palm Beach from $80

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 1/14. 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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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
10:42 am - 10:43 am
STL
-
PBI
23h 01m2 stops
Frontier Logo
5:57 pm - 2:48 pm
PBI
-
STL
21h 51m1 stop
$266Frontier
Thu, Jan 1 - Thu, Jan 8
Frontier Logo
10:57 am - 6:44 pm
STL
-
PBI
6h 47m1 stop
Frontier Logo
5:57 pm - 2:48 pm
PBI
-
STL
21h 51m1 stop
$294Frontier
Sun, Jan 4 - Thu, Jan 8
Frontier Logo
10:57 am - 10:38 am
STL
-
PBI
22h 41m2 stops
Frontier Logo
5:57 pm - 2:48 pm
PBI
-
STL
21h 51m1 stop
$303Frontier
Sun, Jan 4 - Thu, Jan 8
United Airlines Logo
12:44 pm - 8:34 pm
STL
-
PBI
6h 50m1 stop
United Airlines Logo
4:50 pm - 10:00 pm
PBI
-
STL
6h 10m1 stop
$321United Airlines
Sat, Jan 10 - Mon, Jan 19
United Airlines Logo
8:05 am - 8:34 pm
STL
-
PBI
11h 29m2 stops
United Airlines Logo
4:50 pm - 10:00 pm
PBI
-
STL
6h 10m1 stop
$326United Airlines
Sat, Jan 10 - Mon, Jan 19
American Airlines Logo
8:13 am - 4:38 pm
STL
-
PBI
7h 25m1 stop
American Airlines Logo
6:35 pm - 9:24 am
PBI
-
STL
15h 49m1 stop
$332American Airlines
Mon, Jan 12 - Fri, Jan 16
American Airlines Logo
5:00 am - 1:02 pm
STL
-
PBI
7h 02m1 stop
American Airlines Logo
11:36 am - 6:34 pm
PBI
-
STL
7h 58m1 stop
$337American Airlines
Thu, Jan 1 - Tue, Jan 6
American Airlines Logo
6:02 am - 1:17 pm
STL
-
PBI
6h 15m1 stop
American Airlines Logo
3:03 pm - 9:51 pm
PBI
-
STL
7h 48m2 stops
$342American Airlines
Thu, Jan 1 - Tue, Jan 6
Delta Logo
6:10 am - 1:38 pm
STL
-
PBI
6h 28m1 stop
Delta Logo
1:01 pm - 8:43 pm
PBI
-
STL
8h 42m1 stop
$347Delta
Fri, Feb 20 - Wed, Feb 25
Delta Logo
5:00 pm - 12:14 am
STL
-
PBI
6h 14m1 stop
Delta Logo
11:00 am - 2:47 pm
PBI
-
STL
4h 47m1 stop
$349Delta
Sat, Feb 14 - Tue, Feb 17

Frontier flights from St. Louis to West Palm Beach

Our best Frontier deals on St. Louis to West Palm Beach flight tickets
Frontier
Jan 1
STL10:42 amLambert-St Louis
23h 01m
2 stops
PBI10:43 amPalm Beach Intl
Jan 8
PBI5:57 pmPalm Beach Intl
21h 51m
1 stop
STL2:48 pmLambert-St Louis
$266
Find similar
Frontier
Jan 4
STL10:57 amLambert-St Louis
6h 47m
1 stop
PBI6:44 pmPalm Beach Intl
Jan 8
PBI5:57 pmPalm Beach Intl
21h 51m
1 stop
STL2:48 pmLambert-St Louis
$294
Find similar
Frontier
Jan 4
STL10:57 amLambert-St Louis
22h 41m
2 stops
PBI10:38 amPalm Beach Intl
Jan 8
PBI5:57 pmPalm Beach Intl
21h 51m
1 stop
STL2:48 pmLambert-St Louis
$303
Find similar

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 19
STL2:00 pmLambert-St Louis
7h 02m
1 stop
PBI10:02 pmPalm Beach Intl
Feb 23
PBI6:17 pmPalm Beach Intl
6h 06m
1 stop
STL11:23 pmLambert-St Louis
$321
Find similar
American Airlines
Jan 12
STL8:13 amLambert-St Louis
7h 25m
1 stop
PBI4:38 pmPalm Beach Intl
Jan 16
PBI6:35 pmPalm Beach Intl
15h 49m
1 stop
STL9:24 amLambert-St Louis
$332
Find similar
American Airlines
Jan 1
STL5:00 amLambert-St Louis
7h 02m
1 stop
PBI1:02 pmPalm Beach Intl
Jan 6
PBI11:36 amPalm Beach Intl
7h 58m
1 stop
STL6:34 pmLambert-St Louis
$337
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 December 11, 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

Thu 1/1

10:42 am-10:43 am

2 stops23h 01m

Palm Beach Intl

Thu 1/8

5:57 pm-2:48 pm

1 stop21h 51m

$266

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Sun 1/4

10:57 am-6:44 pm

1 stop6h 47m

Palm Beach Intl

Thu 1/8

5:57 pm-2:48 pm

1 stop21h 51m

$294

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Sun 1/4

10:57 am-10:38 am

2 stops22h 41m

Palm Beach Intl

Thu 1/8

5:57 pm-2:48 pm

1 stop21h 51m

$303

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Sat 1/10

12:44 pm-8:34 pm

1 stop6h 50m

Palm Beach Intl

Mon 1/19

4:50 pm-10:00 pm

1 stop6h 10m

$321

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Sat 1/10

8:05 am-8:34 pm

2 stops11h 29m

Palm Beach Intl

Mon 1/19

4:50 pm-10:00 pm

1 stop6h 10m

$326

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Mon 1/12

8:13 am-4:38 pm

1 stop7h 25m

Palm Beach Intl

Fri 1/16

6:35 pm-9:24 am

1 stop15h 49m

$332

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Thu 1/1

5:00 am-1:02 pm

1 stop7h 02m

Palm Beach Intl

Tue 1/6

11:36 am-6:34 pm

1 stop7h 58m

$337

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Thu 1/1

6:02 am-1:17 pm

1 stop6h 15m

Palm Beach Intl

Tue 1/6

3:03 pm-9:51 pm

2 stops7h 48m

$342

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Fri 2/20

6:10 am-1:38 pm

1 stop6h 28m

Palm Beach Intl

Wed 2/25

1:01 pm-8:43 pm

1 stop8h 42m

$347

St. LouisWest Palm Beach

STL - PBI

STLPBI

Lambert-St Louis

Sat 2/14

5:00 pm-12:14 am

1 stop6h 14m

Palm Beach Intl

Tue 2/17

11:00 am-2:47 pm

1 stop4h 47m

$349

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 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 $378 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 $318 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 December 2025, prices for St. Louis to West Palm Beach flights are approximately 7% cheaper 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, Wed, 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, Wednesday, 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 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
11,048 reviews
Search American Airlines flights
DeltaPriceFrom $268Free CancellationRating
7.9
8,008 reviews
Search Delta flights
SouthwestPriceFrom $359Free CancellationRating
7.9
4,252 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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