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Cheap flights from West Palm Beach to St. Louis from $79

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from West Palm Beach to St. Louis departing on 1/23. 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 West Palm Beach to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
9:57 am - 4:00 pm
PBI
-
STL
7h 03m1 stop
American Airlines Logo
7:00 am - 5:06 pm
STL
-
PBI
9h 06m1 stop
$181American Airlines
Wed, Dec 31 - Wed, Jan 7
American Airlines Logo
8:38 pm - 9:24 am
PBI
-
STL
13h 46m1 stop
American Airlines Logo
3:54 pm - 9:20 pm
STL
-
PBI
4h 26m1 stop
$198American Airlines
Mon, Feb 2 - Wed, Feb 4
United Airlines Logo
4:50 pm - 10:00 pm
PBI
-
STL
6h 10m1 stop
United Airlines Logo
10:10 am - 9:55 pm
STL
-
PBI
10h 45m2 stops
$238United Airlines
Mon, Feb 2 - Wed, Feb 4
American Airlines Logo
8:38 pm - 9:24 am
PBI
-
STL
13h 46m1 stop
American Airlines Logo
7:00 am - 5:06 pm
STL
-
PBI
9h 06m1 stop
$249American Airlines
Fri, Jan 9 - Mon, Jan 12
American Airlines Logo
3:03 pm - 9:51 pm
PBI
-
STL
7h 48m2 stops
American Airlines Logo
8:13 am - 4:38 pm
STL
-
PBI
7h 25m1 stop
$266American Airlines
Mon, Feb 2 - Wed, Feb 4
American Airlines Logo
3:03 pm - 9:51 pm
PBI
-
STL
7h 48m2 stops
American Airlines Logo
8:13 am - 2:13 pm
STL
-
PBI
5h 00m1 stop
$268American Airlines
Fri, Jan 9 - Mon, Jan 12
Delta Logo
6:00 am - 12:24 pm
PBI
-
STL
7h 24m1 stop
Delta Logo
12:00 pm - 8:18 pm
STL
-
PBI
7h 18m1 stop
$277Delta
Thu, Jan 1 - Thu, Jan 8
American Airlines Logo
8:38 pm - 9:24 am
PBI
-
STL
13h 46m1 stop
American Airlines Logo
6:00 am - 7:46 pm
STL
-
PBI
12h 46m1 stop
$279American Airlines
Fri, Jan 9 - Sun, Jan 11
Southwest Logo
5:25 pm - 9:45 pm
PBI
-
STL
5h 20m1 stop
Southwest Logo
11:35 am - 9:50 pm
STL
-
PBI
9h 15m2 stops
$281Southwest
Wed, Dec 31 - Wed, Jan 7
American Airlines Logo
12:24 pm - 6:34 pm
PBI
-
STL
7h 10m1 stop
American Airlines Logo
9:25 am - 4:46 pm
STL
-
PBI
6h 21m1 stop
$295American Airlines
Sun, Feb 1 - Wed, Feb 4

American Airlines flights from West Palm Beach to St. Louis

Our best American Airlines deals on West Palm Beach to St. Louis flight tickets
American Airlines
Dec 31
PBI9:57 amPalm Beach Intl
7h 03m
1 stop
STL4:00 pmLambert-St Louis
Jan 7
STL7:00 amLambert-St Louis
9h 06m
1 stop
PBI5:06 pmPalm Beach Intl
$181
Find similar
American Airlines
Feb 2
PBI8:38 pmPalm Beach Intl
13h 46m
1 stop
STL9:24 amLambert-St Louis
Feb 4
STL3:54 pmLambert-St Louis
4h 26m
1 stop
PBI9:20 pmPalm Beach Intl
$198
Find similar
American Airlines
Jan 9
PBI8:38 pmPalm Beach Intl
13h 46m
1 stop
STL9:24 amLambert-St Louis
Jan 12
STL7:00 amLambert-St Louis
9h 06m
1 stop
PBI5:06 pmPalm Beach Intl
$249
Find similar

United Airlines flights from West Palm Beach to St. Louis

Our best United Airlines deals on West Palm Beach to St. Louis flight tickets
United Airlines
Feb 2
PBI4:50 pmPalm Beach Intl
6h 10m
1 stop
STL10:00 pmLambert-St Louis
Feb 4
STL10:10 amLambert-St Louis
10h 45m
2 stops
PBI9:55 pmPalm Beach Intl
$238
Find similar
United Airlines
Jan 15
PBI4:50 pmPalm Beach Intl
6h 10m
1 stop
STL10:00 pmLambert-St Louis
Jan 18
STL11:20 amLambert-St Louis
8h 08m
1 stop
PBI8:28 pmPalm Beach Intl
$357
Find similar
United Airlines
Feb 2
PBI9:23 amPalm Beach Intl
15h 36m
2 stops
STL11:59 pmLambert-St Louis
Feb 4
STL10:10 amLambert-St Louis
10h 45m
2 stops
PBI9:55 pmPalm Beach Intl
$361
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from West Palm Beach to St. Louis 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 4, 2025.
Use the filters below to find and compare flights from West Palm Beach to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

West Palm BeachSt. Louis

PBI - STL

PBISTL

Palm Beach Intl

Wed 12/31

9:57 am-4:00 pm

1 stop7h 03m

Lambert-St Louis

Wed 1/7

7:00 am-5:06 pm

1 stop9h 06m

$181

West Palm BeachSt. Louis

PBI - STL

PBISTL

Palm Beach Intl

Mon 2/2

8:38 pm-9:24 am

1 stop13h 46m

Lambert-St Louis

Wed 2/4

3:54 pm-9:20 pm

1 stop4h 26m

$198

West Palm BeachSt. Louis

PBI - STL

PBISTL

Palm Beach Intl

Mon 2/2

4:50 pm-10:00 pm

1 stop6h 10m

Lambert-St Louis

Wed 2/4

10:10 am-9:55 pm

2 stops10h 45m

$238

West Palm BeachSt. Louis

PBI - STL

PBISTL

Palm Beach Intl

Fri 1/9

8:38 pm-9:24 am

1 stop13h 46m

Lambert-St Louis

Mon 1/12

7:00 am-5:06 pm

1 stop9h 06m

$249

West Palm BeachSt. Louis

PBI - STL

PBISTL

Palm Beach Intl

Mon 2/2

3:03 pm-9:51 pm

2 stops7h 48m

Lambert-St Louis

Wed 2/4

8:13 am-4:38 pm

1 stop7h 25m

$266

West Palm BeachSt. Louis

PBI - STL

PBISTL

Palm Beach Intl

Fri 1/9

3:03 pm-9:51 pm

2 stops7h 48m

Lambert-St Louis

Mon 1/12

8:13 am-2:13 pm

1 stop5h 00m

$268

West Palm BeachSt. Louis

PBI - STL

PBISTL

Palm Beach Intl

Thu 1/1

6:00 am-12:24 pm

1 stop7h 24m

Lambert-St Louis

Thu 1/8

12:00 pm-8:18 pm

1 stop7h 18m

$277

West Palm BeachSt. Louis

PBI - STL

PBISTL

Palm Beach Intl

Fri 1/9

8:38 pm-9:24 am

1 stop13h 46m

Lambert-St Louis

Sun 1/11

6:00 am-7:46 pm

1 stop12h 46m

$279

West Palm BeachSt. Louis

PBI - STL

PBISTL

Palm Beach Intl

Wed 12/31

5:25 pm-9:45 pm

1 stop5h 20m

Lambert-St Louis

Wed 1/7

11:35 am-9:50 pm

2 stops9h 15m

$281

West Palm BeachSt. Louis

PBI - STL

PBISTL

Palm Beach Intl

Sun 2/1

12:24 pm-6:34 pm

1 stop7h 10m

Lambert-St Louis

Wed 2/4

9:25 am-4:46 pm

1 stop6h 21m

$295

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 St. Louis from

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

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 St. Louis?

In general, August is the cheapest month to fly from West Palm Beach to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $334. The month of July is another great option to travel to St. Louis, with average flight prices from West Palm Beach averaging around $338.

What is the cheapest day to depart on your flight to St. Louis?

The cheapest day to depart on your flight to St. Louis is on a Thursday when prices can be found for as low as $299. 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 $488. These prices are subject to change though, so be sure to set up a Price Alert for flights to St. Louis.

What is the cheapest time of day to depart on your flight to St. Louis?

Flying to St. Louis from West Palm Beach in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $301 when looking at flights departing in the afternoon. In the morning is when there is more demand to fly to St. Louis, so prices are often more expensive at around $625 per ticket.

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

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

How far in advance should I book a flight to St. Louis?

You are more likely to see cheaper flights to St. Louis from West Palm Beach when booking weeks ahead of your departure date. In general, you can expect to find flights to St. Louis for around $385 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to St. Louis from West Palm Beach for as low as $275 on momondo.

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

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

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

As of December 2025, prices for West Palm Beach to St. Louis flights are approximately 25% cheaper when compared to flights at the same time last year.

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

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

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

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

Fastest flight time

4h 14m

Direct flights

Mon, Tue, Thu, Fri, Sat and Sun

Airports in St. Louis

1 airport
The fastest flight from West Palm Beach to St. Louis takes 4h 14m
Direct flights go from West Palm Beach to St. Louis on Monday, Tuesday, Thursday, Friday, Saturday and Sunday. There are no airlines offering direct flights.
There is 1 airport near St. Louis: Lambert-St Louis (STL)
Search flight deals

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

    Lambert-St Louis is 1010.8 mi away from Palm Beach Intl. Flights usually cover this in 4h 14m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Palm Beach Intl Airport to Lambert-St Louis Airport were last updated today.

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

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

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The necessary travel and health documents for your Lambert-St Louis Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

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

Best airlines flying from West Palm Beach to St. Louis

Compare and see reviews for airlines that fly from West Palm Beach to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $258Free CancellationRating
7.9
8,011 reviews
Search Delta flights
American AirlinesPriceFrom $295Free CancellationRating
7.2
11,045 reviews
Search American Airlines flights

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Hermann
Fairview Heights
Maryland Heights
O'Fallon
Florissant
Fenton
Wentzville
Collinsville
St. Peters
Alton
Farmington
Clayton
Festus
Glencoe
Edwardsville
Eureka
Litchfield
Shrewsbury

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from West Palm Beach to St. Louis for you.

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

Yes. momondo enables you to select and highlight flights to St. Louis from West Palm Beach with this policy.

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

momondo helps you find the best flight between West Palm Beach and St. Louis 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 West Palm Beach to St. Louis right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to St. Louis from West Palm Beach. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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