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Port St. Lucie

$38+ Cheap flights from Philadelphia (PHL) to Port St. Lucie, FL

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/12. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — MCO
Apr 9 — Apr 161
Thu 4/9
Thu 4/16
1 adult, Economy
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Cheapflights Tip: The best prices from Philadelphia to Port St. Lucie are usually found in September or January, booked 20 days in advance, depart on a Tuesday or Sunday and return on a Thursday

Cheap flight deals from Philadelphia to Port St. Lucie

Cheapest flights from Philadelphia to Port St. Lucie
Explore the most affordable flight options available from Philadelphia to Port St. Lucie. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 10, 2026.

This Super.com deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/259:30 am
PHL
-
FLL
Nonstop2h 59m
Frontier
Tue 3/318:01 pm
FLL
-
PHL
Nonstop2h 49m
Frontier
Deal found 3/6$72
This Frontier deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/245:18 pm
PHL
-
FLL
Nonstop3h 03m
Frontier
Tue 3/318:01 pm
FLL
-
PHL
Nonstop2h 49m
Frontier
Deal found 3/5$73
This Super.com deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/125:32 pm
PHL
-
FLL
Nonstop3h 00m
Frontier
Fri 4/178:04 pm
FLL
-
PHL
Nonstop2h 55m
Frontier
Deal found 3/5$74
This Super.com deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/95:32 pm
PHL
-
FLL
Nonstop3h 00m
Frontier
Thu 4/168:15 pm
FLL
-
PHL
Nonstop2h 55m
Frontier
Deal found 3/5$75
This Priceline deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/132:22 pm
PHL
-
FLL
Nonstop2h 59m
Frontier
Thu 4/168:15 pm
FLL
-
PHL
Nonstop2h 55m
Frontier
Deal found 3/5$76
This Priceline deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/105:28 pm
PHL
-
FLL
Nonstop3h 00m
Frontier
Sat 5/168:15 pm
FLL
-
PHL
Nonstop2h 55m
Frontier
Deal found 3/9$77
This Frontier deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/105:32 pm
PHL
-
FLL
Nonstop3h 00m
Frontier
Wed 4/155:44 pm
FLL
-
PHL
Nonstop2h 56m
Frontier
Deal found 3/9$78
This Cheapflightsfares deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/156:12 pm
PHL
-
FLL
Nonstop2h 47m
Spirit Airlines
Wed 4/229:05 am
FLL
-
PHL
1 stop10h 46m
Spirit Airlines
Deal found 3/5$79
This Spirit deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Spirit is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/186:12 pm
PHL
-
FLL
Nonstop2h 47m
Spirit Airlines
Sat 4/258:55 pm
FLL
-
PHL
Nonstop2h 42m
Spirit Airlines
Deal found 3/8$80
This Frontier deal was found by Cheapflights users on 3/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/215:28 pm
PHL
-
FLL
Nonstop3h 03m
Frontier
Sat 3/288:11 pm
FLL
-
PHL
Nonstop2h 49m
Frontier
Deal found 3/6$81
This Frontier deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/235:15 am
PHL
-
FLL
Nonstop3h 05m
Frontier
Tue 3/318:01 pm
FLL
-
PHL
Nonstop2h 49m
Frontier
Deal found 3/10$82
This Cheapflightsfares deal was found by Cheapflights users on 3/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/218:18 am
PHL
-
FLL
Nonstop2h 46m
Spirit Airlines
Sat 3/286:00 am
FLL
-
PHL
Nonstop2h 39m
Spirit Airlines
Deal found 3/5$83

Find flight deals from Philadelphia to Port St. Lucie

Keep the following information in mind while searching for Philadelphia to Port St. Lucie flight deals. Data was last updated March 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$72
(Super.com)

One-way from

$38
(Priceline)

Popular in

June

Cheapest in

September

Average price

$193
Provider with most accurate pricing for Philadelphia-Fort Lauderdale flight deals.
Search Deals
Provider most trusted by Cheapflights users for Philadelphia-Fort Lauderdale flights.
Search Deals
From Philadelphia to Port St. Lucie
Search Deals
One-way flight from Philadelphia to Port St. Lucie
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($20 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($3 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Philadelphia to Port St. Lucie 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, Cheapflights users made 2,558,603 searches. Data last updated March 10, 2026.
Use the filters below to find and compare flights from Philadelphia to Port St. Lucie that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhiladelphiaFort Lauderdale

PHL - FLL

PHLFLL

Philadelphia

Mon 3/23

6:08 pm-8:55 pm

Nonstop2h 47m

Fort Lauderdale

Thu 3/26

6:00 am-8:39 am

Nonstop2h 39m

$93

PhiladelphiaFort Lauderdale

PHL - FLL

PHLFLL

Philadelphia

Tue 4/28

5:45 am-8:28 am

Nonstop2h 43m

Fort Lauderdale

Wed 4/29

8:55 pm-11:37 pm

Nonstop2h 42m

$100
Quickest round-trip

PhiladelphiaFort Lauderdale

PHL - FLL

PHLFLL

Philadelphia

Sun 3/22

6:48 am-9:30 am

Nonstop2h 42m

Fort Lauderdale

Wed 3/25

9:15 pm-11:56 pm

Nonstop2h 41m

$117

PhiladelphiaFort Lauderdale

PHL - FLL

PHLFLL

Philadelphia

Sat 4/25

5:30 pm-10:00 pm

1 stop4h 30m

Fort Lauderdale

Tue 5/5

1:45 pm-10:00 pm

1 stop8h 15m

$151

PhiladelphiaFort Lauderdale

PHL - FLL

PHLFLL

Philadelphia

Wed 4/8

6:20 am-4:50 pm

2 stops10h 30m

Fort Lauderdale

Wed 4/15

7:00 am-4:50 pm

2 stops9h 50m

$161

PhiladelphiaFort Lauderdale

PHL - FLL

PHLFLL

Philadelphia

Mon 3/23

7:36 pm-12:30 am

1 stop4h 54m

Fort Lauderdale

Sat 3/28

10:25 am-4:54 pm

1 stop6h 29m

$248

PhiladelphiaFort Lauderdale

PHL - FLL

PHLFLL

Philadelphia

Wed 4/8

6:08 pm-8:55 pm

Nonstop2h 47m

Fort Lauderdale

Sun 4/12

6:00 am-8:39 am

Nonstop2h 39m

$263

PhiladelphiaFort Lauderdale

PHL - FLL

PHLFLL

Philadelphia

Sat 5/16

9:45 am-5:40 pm

2 stops7h 55m

Fort Lauderdale

Wed 5/20

7:00 am-4:50 pm

2 stops9h 50m

$281

PhiladelphiaFort Lauderdale

PHL - FLL

PHLFLL

Philadelphia

Wed 3/25

7:00 am-9:49 am

Nonstop2h 49m

Fort Lauderdale

Fri 3/27

2:50 pm-5:37 pm

Nonstop2h 47m

$282

PhiladelphiaFort Lauderdale

PHL - FLL

PHLFLL

Philadelphia

Thu 5/21

12:20 pm-12:05 am

1 stop11h 45m

Fort Lauderdale

Tue 5/26

5:45 pm-10:40 pm

1 stop4h 55m

$282

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/6

Showing 1-10 of 23 resultsSorted by cheapest first
1
2
3

Best time to book a flight from Philadelphia to Port St. Lucie

Have a flexible travel schedule? Discover the best time to fly to Port St. Lucie from Philadelphia with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Philadelphia to Port St. Lucie

How far ahead should I book a flight from Philadelphia to Port St. Lucie?

Use this chart to determine the optimal time to book a round-trip flight from Philadelphia to Port St. Lucie. Price data was last updated on March 6, 2026.

The price you pay for your flight from Philadelphia to Port St. Lucie may vary depending on when you book. For the best chance of a lower fare, look to book 20 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Philadelphia to Port St. Lucie?

Currently, May is the cheapest month in which you can book a flight from Philadelphia to Port St. Lucie (average of $37). Flying from Philadelphia to Port St. Lucie in June is currently the most expensive (average of $85). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PHL to LU5?

Find hourly flight availability from Philadelphia to Port St. Lucie. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 10, 2026.

One of the essential ways to save on airfare from Philadelphia to Port St. Lucie is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 24% on airfare.

What is the cheapest day to fly from Philadelphia to Port St. Lucie?

Use this chart to determine the cheapest time to fly round-trip from Philadelphia to Port St. Lucie. Price data was last updated on February 21, 2026.

Travelers seeking maximum savings on their Philadelphia to Port St. Lucie flight should consider departing on Monday afternoons when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Philadelphia to Port St. Lucie

Explore weekly flight availability from Philadelphia to Port St. Lucie. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated March 10, 2026.

The most flights from PHL to LU5 are scheduled on a Monday (31 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (7 on average).

Reviews of airlines servicing Port St. Lucie

Get insights into the airlines that provide service to Port St. Lucie. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Port St. Lucie. Reviews last updated March 10, 2026.
Get a feel of what it's like to fly with Allegiant Air,JetBlue, andAmerican Airlines from Philadelphia to Port St. Lucie by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Allegiant Air
7.3
Good
714 reviews

Comfort

6.9

Boarding

7.6

Crew

8.1

Food

5.9

Entertainment

5.5

Overall

7.3

Reviews

1 / 20
4.0
Okay

Michael,Feb 2026

PIE - IND

I appreciate the low cost but the seating is ridiculous. So packed it feels dangerous. Actually it was so bad today, I'm going to look for another airline next time I fly.
Allegiant Air
7.3
Good
714 reviews
Allegiant Air
7.3
Good
714 reviews

Comfort

6.9

Boarding

7.6

Crew

8.1

Food

5.9

Entertainment

5.5

Overall

7.3

Reviews

1 / 20
4.0
Okay

Michael,Feb 2026

PIE - IND

I appreciate the low cost but the seating is ridiculous. So packed it feels dangerous. Actually it was so bad today, I'm going to look for another airline next time I fly.
JetBlue
7.2
Good
2,900 reviews
Allegiant Air
7.3
Good
714 reviews

Comfort

6.9

Boarding

7.6

Crew

8.1

Food

5.9

Entertainment

5.5

Overall

7.3

Reviews

1 / 20
4.0
Okay

Michael,Feb 2026

PIE - IND

I appreciate the low cost but the seating is ridiculous. So packed it feels dangerous. Actually it was so bad today, I'm going to look for another airline next time I fly.
American Airlines
7.1
Good
11,415 reviews
Allegiant Air
7.3
Good
714 reviews

Comfort

6.9

Boarding

7.6

Crew

8.1

Food

5.9

Entertainment

5.5

Overall

7.3

Reviews

1 / 20
4.0
Okay

Michael,Feb 2026

PIE - IND

I appreciate the low cost but the seating is ridiculous. So packed it feels dangerous. Actually it was so bad today, I'm going to look for another airline next time I fly.
Spirit Airlines
6.3
Okay
8,514 reviews
Allegiant Air
7.3
Good
714 reviews

Comfort

6.9

Boarding

7.6

Crew

8.1

Food

5.9

Entertainment

5.5

Overall

7.3

Reviews

1 / 20
4.0
Okay

Michael,Feb 2026

PIE - IND

I appreciate the low cost but the seating is ridiculous. So packed it feels dangerous. Actually it was so bad today, I'm going to look for another airline next time I fly.
Frontier
5.7
Fair
3,033 reviews
Allegiant Air
7.3
Good
714 reviews

Comfort

6.9

Boarding

7.6

Crew

8.1

Food

5.9

Entertainment

5.5

Overall

7.3

Reviews

1 / 20
4.0
Okay

Michael,Feb 2026

PIE - IND

I appreciate the low cost but the seating is ridiculous. So packed it feels dangerous. Actually it was so bad today, I'm going to look for another airline next time I fly.

Related info for your journey

Find useful and relevant information for your journey from Philadelphia to Port St. Lucie. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Philadelphia to Port St. Lucie?

    For a flight from Philadelphia to Port St. Lucie, you will be flying from Philadelphia. Philadelphia (PHL) is just 7.0 mi from the center of the city. Philadelphia is the only Philadelphia airport and it handles 10 outbound flights to Port St. Lucie per day. 8 airlines have flights to Port St. Lucie from Philadelphia on a regular basis.

  • How long is the flight from Philadelphia to Port St. Lucie?

    There are many flights that can get you from Philadelphia to Port St. Lucie in 2h 47m. Fly via Spirit Airlines or Southwest to get the fastest option. The distance between Philadelphia and Port St. Lucie is about 994 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Philadelphia to Port St. Lucie one-way?

    $36 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Spirit Airlines and Allegiant Air, with prices starting from $39 and $52, respectively.

  • What are the most reliable airlines from Philadelphia to Port St. Lucie?

    No one likes to see their flight delayed. When booking a flight from Philadelphia to Port St. Lucie consider choosing GOL (90%), Qatar Airways (90%) or Alaska Airlines (84%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Philadelphia to Port St. Lucie?

    Looking for the cheapest flight from Philadelphia to Port St. Lucie? While on average our users pay $488, our data indicates the cheapest price to be $40. The most popular route (Philadelphia - Fort Lauderdale), is priced around $60.

  • Can I find deals for flights from Philadelphia to Port St. Lucie that include hotel bookings?

    Yes. In addition to deals on Philadelphia to Port St. Lucie flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Philadelphia to Port St. Lucie?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Philadelphia to Port St. Lucie.

  • Can I find deals for business class flights from Philadelphia to Port St. Lucie?

    Yes. Cheapflights offers flight deals from Philadelphia to Port St. Lucie by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Philadelphia to Port St. Lucie?

    Currently, May is the cheapest month in which you can book a flight from Philadelphia to Port St. Lucie (average of $37). Flying from Philadelphia to Port St. Lucie in June is currently the most expensive (average of $85). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Philadelphia to Port St. Lucie

See prices for flight routes from nearby airports that may be better suited for you.
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Top 8 airlines flying from Philadelphia to Port St. Lucie

Discover the top 8 airlines that operate flights from Philadelphia to Port St. Lucie. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$54Average$159FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$66Average$152FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$68Average$272FlexibilityNo cancel feeOn-time62%
Allegiant AirCheapest$86Average$176FlexibilityNo cancel feeOn-time88%
DeltaCheapest$115Average$334FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$134Average$301FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$142Average$379FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$290Average$374FlexibilityNo cancel feeOn-time69%

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