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Cheap flights from West Palm Beach to St. Louis from $130

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 9/12. 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 West Palm Beach to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
8:00 am - 4:23 pm
PBI
-
STL
9h 23m
1 stop
Delta Logo
12:00 pm - 10:30 pm
STL
-
PBI
9h 30m
1 stop
$325Delta
Wed, Oct 7 - Mon, Oct 12
Southwest Logo
6:55 am - 11:35 am
PBI
-
STL
5h 40m
1 stop
Southwest Logo
3:45 pm - 8:40 pm
STL
-
PBI
3h 55m
1 stop
$328Southwest
Thu, Aug 6 - Mon, Aug 10
American Airlines Logo
7:00 am - 12:03 pm
PBI
-
STL
6h 03m
1 stop
American Airlines Logo
10:12 am - 6:34 pm
STL
-
PBI
7h 22m
1 stop
$333American Airlines
Tue, Oct 20 - Tue, Oct 27
Southwest Logo
12:45 pm - 9:40 pm
PBI
-
STL
9h 55m
2 stops
Southwest Logo
3:45 pm - 8:40 pm
STL
-
PBI
3h 55m
1 stop
$334Southwest
Thu, Aug 27 - Mon, Aug 31
Southwest Logo
6:55 am - 11:35 am
PBI
-
STL
5h 40m
1 stop
Southwest Logo
3:15 pm - 10:05 pm
STL
-
PBI
5h 50m
2 stops
$338Southwest
Thu, Aug 6 - Mon, Aug 10
Southwest Logo
7:20 am - 2:50 pm
PBI
-
STL
8h 30m
2 stops
Southwest Logo
3:15 pm - 10:05 pm
STL
-
PBI
5h 50m
2 stops
$343Southwest
Wed, Aug 5 - Thu, Aug 6
Delta Logo
4:40 pm - 8:49 pm
PBI
-
STL
5h 09m
1 stop
Delta Logo
11:51 am - 6:28 pm
STL
-
PBI
5h 37m
1 stop
$346Delta
Mon, Nov 23 - Sat, Nov 28
Southwest Logo
6:55 am - 11:35 am
PBI
-
STL
5h 40m
1 stop
Southwest Logo
3:15 pm - 10:05 pm
STL
-
PBI
5h 50m
2 stops
$347Southwest
Mon, Aug 10 - Mon, Aug 17
Southwest Logo
12:30 pm - 8:45 pm
PBI
-
STL
9h 15m
2 stops
Southwest Logo
11:40 am - 10:05 pm
STL
-
PBI
9h 25m
2 stops
$352Southwest
Sat, Sep 19 - Mon, Sep 28
United Airlines Logo
3:58 pm - 9:26 pm
PBI
-
STL
6h 28m
1 stop
United Airlines Logo
6:14 am - 3:56 pm
STL
-
PBI
8h 42m
1 stop
$357United Airlines
Sat, Aug 8 - Sun, Aug 9

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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
Aug 8
PBI3:58 pmPalm Beach Intl
6h 28m
1 stop
STL9:26 pmLambert-St Louis
Aug 9
STL6:14 amLambert-St Louis
8h 42m
1 stop
PBI3:56 pmPalm Beach Intl
$357
United Airlines
Aug 8
PBI3:58 pmPalm Beach Intl
8h 31m
1 stop
STL11:29 pmLambert-St Louis
Aug 18
STL8:00 amLambert-St Louis
9h 31m
2 stops
PBI6:31 pmPalm Beach Intl
$361
United Airlines
Aug 3
PBI5:05 pmPalm Beach Intl
6h 40m
1 stop
STL10:45 pmLambert-St Louis
Aug 8
STL6:14 amLambert-St Louis
8h 42m
1 stop
PBI3:56 pmPalm Beach Intl
$362

Delta flights from West Palm Beach to St. Louis

Our best Delta deals on West Palm Beach to St. Louis flight tickets
Delta
Oct 7
PBI8:00 amPalm Beach Intl
9h 23m
1 stop
STL4:23 pmLambert-St Louis
Oct 12
STL12:00 pmLambert-St Louis
9h 30m
1 stop
PBI10:30 pmPalm Beach Intl
$325
Delta
Nov 23
PBI4:40 pmPalm Beach Intl
5h 09m
1 stop
STL8:49 pmLambert-St Louis
Nov 28
STL11:51 amLambert-St Louis
5h 37m
1 stop
PBI6:28 pmPalm Beach Intl
$346
Delta
Jul 28
PBI9:00 amPalm Beach Intl
4h 17m
1 stop
STL12:17 pmLambert-St Louis
Aug 5
STL7:00 amLambert-St Louis
5h 05m
1 stop
PBI1:05 pmPalm Beach Intl
$374

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 July 16, 2026.
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

Cheapest round-trip

West Palm BeachSt. Louis

PBI - STL

PBISTL

Palm Beach Intl

Wed 10/7

8:00 am-4:23 pm

1 stop9h 23m

Lambert-St Louis

Mon 10/12

12:00 pm-10:30 pm

1 stop9h 30m

$325
Quickest round-trip

West Palm BeachSt. Louis

PBI - STL

PBISTL

Palm Beach Intl

Thu 8/6

6:55 am-11:35 am

1 stop5h 40m

Lambert-St Louis

Mon 8/10

3:45 pm-8:40 pm

1 stop3h 55m

$328

West Palm BeachSt. Louis

PBI - STL

PBISTL

Palm Beach Intl

Tue 10/20

7:00 am-12:03 pm

1 stop6h 03m

Lambert-St Louis

Tue 10/27

10:12 am-6:34 pm

1 stop7h 22m

$333

West Palm BeachSt. Louis

PBI - STL

PBISTL

Palm Beach Intl

Thu 8/27

12:45 pm-9:40 pm

2 stops9h 55m

Lambert-St Louis

Mon 8/31

3:45 pm-8:40 pm

1 stop3h 55m

$334

West Palm BeachSt. Louis

PBI - STL

PBISTL

Palm Beach Intl

Thu 8/6

6:55 am-11:35 am

1 stop5h 40m

Lambert-St Louis

Mon 8/10

3:15 pm-10:05 pm

2 stops5h 50m

$338

West Palm BeachSt. Louis

PBI - STL

PBISTL

Palm Beach Intl

Wed 8/5

7:20 am-2:50 pm

2 stops8h 30m

Lambert-St Louis

Thu 8/6

3:15 pm-10:05 pm

2 stops5h 50m

$343

West Palm BeachSt. Louis

PBI - STL

PBISTL

Palm Beach Intl

Mon 11/23

4:40 pm-8:49 pm

1 stop5h 09m

Lambert-St Louis

Sat 11/28

11:51 am-6:28 pm

1 stop5h 37m

$346

West Palm BeachSt. Louis

PBI - STL

PBISTL

Palm Beach Intl

Mon 8/10

6:55 am-11:35 am

1 stop5h 40m

Lambert-St Louis

Mon 8/17

3:15 pm-10:05 pm

2 stops5h 50m

$347

West Palm BeachSt. Louis

PBI - STL

PBISTL

Palm Beach Intl

Sat 9/19

12:30 pm-8:45 pm

2 stops9h 15m

Lambert-St Louis

Mon 9/28

11:40 am-10:05 pm

2 stops9h 25m

$352

West Palm BeachSt. Louis

PBI - STL

PBISTL

Palm Beach Intl

Sat 8/8

3:58 pm-9:26 pm

1 stop6h 28m

Lambert-St Louis

Sun 8/9

6:14 am-3:56 pm

1 stop8h 42m

$357

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

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 $306. The month of February is another great option to travel to St. Louis, with average flight prices from West Palm Beach averaging around $358.

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

Flying to St. Louis from West Palm Beach at noon is the least expensive time of day to depart. momondo users have found prices as low as $527 when looking at flights departing at noon. In the morning is when there is more demand to fly to St. Louis, so prices are often more expensive at around $582 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

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

There is only 1 cabin class available to choose from on West Palm Beach to 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 July 2026, prices for West Palm Beach to St. Louis flights are approximately 24% more expensive 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 28m

Direct flights

None
The fastest flight from West Palm Beach to St. Louis takes 4h 28m
There are no direct flights from West Palm Beach to St. Louis. Popular non-direct route for this connection is Palm Beach Intl Airport - Lambert-St Louis Airport.
Search flight deals

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

  • 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 28m, 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 $124Free CancellationRating
7.8
8,472 reviews
Search Delta flights
American AirlinesPriceFrom $282Free CancellationRating
7.1
11,818 reviews
Search American Airlines flights
SouthwestPriceFrom $359Free CancellationRating
8.0
4,242 reviews
Search Southwest 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
Fairview Heights
Hermann
Collinsville
Florissant
St. Peters
Maryland Heights
O'Fallon
Alton
Farmington
Wentzville
Clayton
Fenton
Festus
Eureka
Edwardsville
Litchfield
Grafton
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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