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 49m. Fly via Frontier, JetBlue, or Spirit Airlines to get the fastest option. The distance between Philadelphia and Port St. Lucie is about 994 mi. All flights are typically nonstop.

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

$34 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 JetBlue, with prices starting from $39 and $63, respectively.

In terms of precipitation, rainfall in Port St. Lucie ranges from 1.8 - 8.3 inches per month. September is typically the wettest month, when rainfall can reach 8.3 in. February is typically the driest time to visit Port St. Lucie when rainfall is around 1.8 in.

If weather is an important factor for your trip to Port St. Lucie, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 66.2 F).

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 $511, our data indicates the cheapest price to be $40. The most popular route (Philadelphia - Fort Lauderdale), is priced around $49.

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 Spirit Airlines (85%), GOL (82%) or Alaska Airlines (74%) as they are the most reliable in getting you off to your destination on time.

What are the most popular airlines that fly from Philadelphia to Port St. Lucie?

The most popular airlines flying from Philadelphia to Port St. Lucie are Frontier, Spirit Airlines and American Airlines. Something to consider prior to booking your flight.

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 14 outbound flights to Port St. Lucie per day. 8 airlines have flights to Port St. Lucie from Philadelphia on a regular basis.

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.

$38+ Flights from Philadelphia to Port St. Lucie

Q: How much does it cost to fly round-trip from Philadelphia to Port St. Lucie?

Airfare is below average for this route at the moment. Philadelphia to Port St. Lucie flights typically cost between $128 and $377 in January. The cheapest round-trip price found within the last 3 days was $65 on Spirit Airlines (Jan 18-Jan 24).

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Find cheap flights from Philadelphia to Port St. Lucie with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Philadelphia to Port St. Lucie are usually found in September or October, booked 71 days in advance, depart on a Tuesday or Wednesday 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 December 12, 2025.

Mon 12/155:45 pmPHL - FLL

Nonstop3h 03mFrontier

Thu 12/188:47 pmFLL - PHL

Nonstop2h 51mFrontier

Deal found 12/11

$67

Wed 12/103:45 pmPHL - FLL

Nonstop3h 02mFrontier

Thu 12/188:47 pmFLL - PHL

Nonstop2h 51mFrontier

Deal found 12/10

$68

Mon 12/297:00 amPHL - FLL

Nonstop2h 49mJetBlue

Thu 1/112:45 pmFLL - PHL

Nonstop2h 52mJetBlue

Deal found 12/10

$69

Thu 12/116:53 pmPHL - FLL

Nonstop3h 02mMultiple Airlines

Thu 12/188:47 pmFLL - PHL

Nonstop2h 51mMultiple Airlines

Deal found 12/10

$74

Tue 12/168:00 amPHL - FLL

Nonstop3h 08mFrontier

Thu 12/189:32 amFLL - PHL

Nonstop2h 53mFrontier

Deal found 12/10

$75

Mon 12/156:53 pmPHL - FLL

Nonstop3h 02mMultiple Airlines

Thu 12/188:47 pmFLL - PHL

Nonstop2h 51mMultiple Airlines

Deal found 12/10

$79

Wed 12/178:00 amPHL - FLL

Nonstop3h 08mMultiple Airlines

Fri 12/268:00 pmFLL - PHL

Nonstop2h 49mMultiple Airlines

Deal found 12/10

$81

Mon 12/155:45 pmPHL - FLL

Nonstop3h 03mFrontier

Fri 12/198:47 pmFLL - PHL

Nonstop2h 51mFrontier

Deal found 12/10

$82

Wed 12/103:45 pmPHL - FLL

Nonstop3h 02mFrontier

Fri 12/198:47 pmFLL - PHL

Nonstop2h 51mFrontier

Deal found 12/10

$83

Sat 12/135:45 pmPHL - FLL

Nonstop3h 03mFrontier

Thu 12/188:47 pmFLL - PHL

Nonstop2h 51mFrontier

Deal found 12/10

$85

Wed 12/103:45 pmPHL - FLL

Nonstop3h 02mFrontier

Fri 12/129:43 pmFLL - PHL

Nonstop2h 53mFrontier

Deal found 12/10

$86

Mon 12/2212:28 pmPHL - FLL

Nonstop3h 02mFrontier

Fri 12/268:47 pmFLL - PHL

Nonstop2h 51mFrontier

Deal found 12/10

$88

Best flights from Philadelphia to Port St. Lucie
Discover carefully curated flight deals from Philadelphia to Port St. Lucie that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 12, 2025.

Sat 2/288:59 pmPHL - FLL

Nonstop2h 58mFrontier

Sat 3/78:15 pmFLL - PHL

Nonstop2h 49mFrontier

Deal found 12/11

$66

Mon 12/297:00 amPHL - FLL

Nonstop2h 49mJetBlue

Thu 1/112:45 pmFLL - PHL

Nonstop2h 52mJetBlue

Deal found 12/10

$69

Fri 1/28:54 pmPHL - FLL

Nonstop2h 59mSpirit Airlines

Fri 1/95:14 pmFLL - PHL

Nonstop2h 47mSpirit Airlines

Deal found 12/11

$88

Sun 1/111:40 pmPHL - FLL

1 stop8h 15mSouthwest

Sun 2/156:50 amFLL - PHL

1 stop6h 10mSouthwest

Deal found 12/9

$151

Fri 1/165:50 pmPHL - FLL

Nonstop3h 03mFrontier

Wed 1/2112:46 pmFLL - PHL

Nonstop2h 54mFrontier

Deal found 12/11

$87

Fri 1/305:30 amPHL - FLL

1 stop10h 49mSpirit Airlines

Mon 2/26:03 amFLL - PHL

Nonstop2h 44mSpirit Airlines

Deal found 12/11

$136

Thu 2/121:33 pmPHL - FLL

Nonstop2h 50mJetBlue

Mon 2/166:00 amFLL - PHL

1 stop8h 07mJetBlue

Deal found 12/11

$147

Sat 2/2812:10 pmPHL - FLL

1 stop7h 10mSouthwest

Sat 3/76:35 amFLL - PHL

1 stop10h 55mSouthwest

Deal found 12/11

$156

Tue 2/105:40 amPHL - FLL

2 stops10h 00mSouthwest

Sat 2/146:50 amFLL - PHL

1 stop4h 20mSouthwest

Deal found 12/10

$156

Mon 1/195:50 amPHL - FLL

2 stops9h 20mSouthwest

Sat 1/246:40 amFLL - PHL

1 stop6h 00mSouthwest

Deal found 12/11

$156

Last-minute flights from Philadelphia to Port St. Lucie
Discover last-minute flight deals from Philadelphia to Port St. Lucie. Data last updated December 12, 2025 and is based on user searches.

Thu 12/116:53 pmPHL - FLL

Nonstop3h 02mMultiple Airlines

Thu 12/188:47 pmFLL - PHL

Nonstop2h 51mMultiple Airlines

Deal found 12/10

$74

Thu 1/18:54 pmPHL - FLL

Nonstop2h 59mSpirit Airlines

Tue 1/138:30 amFLL - PHL

Nonstop2h 44mSpirit Airlines

Deal found 12/11

$66

Sat 1/35:10 amPHL - FLL

Nonstop3h 07mMultiple Airlines

Sat 1/106:03 amFLL - PHL

Nonstop2h 44mMultiple Airlines

Deal found 12/11

$65

Sat 1/35:10 amPHL - FLL

Nonstop3h 07mFrontier

Fri 1/99:38 pmFLL - PHL

Nonstop2h 53mFrontier

Deal found 12/11

$68

Sun 1/45:10 amPHL - FLL

Nonstop3h 07mFrontier

Fri 1/99:38 pmFLL - PHL

Nonstop2h 53mFrontier

Deal found 12/11

$67

Wed 1/76:00 amPHL - FLL

1 stop5h 05mSpirit Airlines

Wed 1/149:05 pmFLL - PHL

Nonstop2h 45mSpirit Airlines

Deal found 12/10

$71

Thu 1/812:15 pmPHL - FLL

Nonstop2h 52mMultiple Airlines

Thu 1/1512:54 pmFLL - PHL

1 stop6h 54mMultiple Airlines

Deal found 12/11

$72

Thu 1/812:23 pmPHL - FLL

Nonstop3h 02mFrontier

Thu 1/87:14 pmFLL - PHL

1 stop5h 37mFrontier

Deal found 12/10

$73

Fri 1/95:40 pmPHL - FLL

Nonstop3h 03mFrontier

Mon 1/129:38 pmFLL - PHL

Nonstop2h 53mFrontier

Deal found 12/11

$69

Sat 1/106:11 pmPHL - FLL

Nonstop2h 54mSpirit Airlines

Sat 1/171:03 pmFLL - PHL

1 stop6h 45mSpirit Airlines

Deal found 12/11

$70

Mon 1/266:00 amPHL - FLL

Nonstop2h 53mSpirit Airlines

Sun 2/16:03 amFLL - PHL

Nonstop2h 44mSpirit Airlines

Deal found 12/11

$76

Wed 1/281:40 pmPHL - FLL

Nonstop2h 50mSpirit Airlines

Sun 2/16:03 amFLL - PHL

Nonstop2h 44mSpirit Airlines

Deal found 12/11

$75

One-way flights from Philadelphia to Port St. Lucie
Search for one-way flight options from Philadelphia to Port St. Lucie. Find affordable one-way fares based on user searches. Data last updated December 12, 2025.

Sat 1/38:54 pmPHL - FLL

Nonstop2h 59mSpirit Airlines

Deal found 12/11

$38

Sat 1/35:10 amPHL - FLL

Nonstop3h 07mFrontier

Deal found 12/11

$39

Fri 1/306:11 pmPHL - FLL

Nonstop2h 54mSpirit Airlines

Deal found 12/10

$40

Thu 1/296:00 amPHL - FLL

Nonstop3h 05mFrontier

Deal found 12/10

$41

Mon 12/155:45 pmPHL - FLL

Nonstop3h 03mFrontier

Deal found 12/9

$43

Mon 12/156:53 pmPHL - FLL

Nonstop3h 02mSpirit Airlines

Deal found 12/11

$44

Mon 1/125:30 amPHL - FLL

1 stop10h 49mSpirit Airlines

Deal found 12/11

$45

Sun 1/46:55 pmPHL - FLL

Nonstop3h 03mAmerican Airlines

Deal found 12/9

$46

Thu 1/88:43 pmPHL - FLL

1 stop10h 26mSpirit Airlines

Deal found 12/10

$47

Sat 1/178:43 pmPHL - FLL

1 stop10h 26mSpirit Airlines

Deal found 12/10

$48

Fri 1/28:54 pmPHL - FLL

Nonstop2h 59mSpirit Airlines

Deal found 12/9

$49

Tue 12/168:00 amPHL - FLL

Nonstop3h 08mFrontier

Deal found 12/10

$50

Find flight deals from Philadelphia to Port St. Lucie

Most accurate provider	CheapOair 3 stars
Most trusted provider	CheapOair 3 stars
Round-trip from	$65 (Spirit)
One-way from	$38 (Kiwi.com)
Popular in	April
Cheapest in	September
Average price	$237

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. 7% potential increase in price ($14 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Cheapflights Fare Finder

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

PhiladelphiaFort Lauderdale

PHL - FLL

PHLFLL

Philadelphia

Sat 2/28

8:59 pm-11:57 pm

Nonstop2h 58m

Fort Lauderdale

Sat 3/7

8:15 pm-11:04 pm

Nonstop2h 49m

$66

PhiladelphiaFort Lauderdale

PHL - FLL

PHLFLL

Philadelphia

Mon 12/29

7:00 am-9:49 am

Nonstop2h 49m

Fort Lauderdale

Thu 1/1

12:45 pm-3:37 pm

Nonstop2h 52m

$69

PhiladelphiaFort Lauderdale

PHL - FLL

PHLFLL

Philadelphia

Fri 1/16

5:50 pm-8:53 pm

Nonstop3h 03m

Fort Lauderdale

Wed 1/21

12:46 pm-3:40 pm

Nonstop2h 54m

$87

PhiladelphiaFort Lauderdale

PHL - FLL

PHLFLL

Philadelphia

Fri 1/2

8:54 pm-11:53 pm

Nonstop2h 59m

Fort Lauderdale

Fri 1/9

5:14 pm-8:01 pm

Nonstop2h 47m

$88

PhiladelphiaFort Lauderdale

PHL - FLL

PHLFLL

Philadelphia

Fri 1/30

5:30 am-4:19 pm

1 stop10h 49m

Fort Lauderdale

Mon 2/2

6:03 am-8:47 am

Nonstop2h 44m

$136

PhiladelphiaFort Lauderdale

PHL - FLL

PHLFLL

Philadelphia

Thu 2/12

1:33 pm-4:23 pm

Nonstop2h 50m

Fort Lauderdale

Mon 2/16

6:00 am-2:07 pm

1 stop8h 07m

$147

PhiladelphiaFort Lauderdale

PHL - FLL

PHLFLL

Philadelphia

Sun 1/11

1:40 pm-9:55 pm

1 stop8h 15m

Fort Lauderdale

Sun 2/15

6:50 am-1:00 pm

1 stop6h 10m

$151

PhiladelphiaFort Lauderdale

PHL - FLL

PHLFLL

Philadelphia

Sat 2/28

12:10 pm-7:20 pm

1 stop7h 10m

Fort Lauderdale

Sat 3/7

6:35 am-5:30 pm

1 stop10h 55m

$156

PhiladelphiaFort Lauderdale

PHL - FLL

PHLFLL

Philadelphia

Tue 2/10

5:40 am-3:40 pm

2 stops10h 00m

Fort Lauderdale

Sat 2/14

6:50 am-11:10 am

1 stop4h 20m

$156

PhiladelphiaFort Lauderdale

PHL - FLL

PHLFLL

Philadelphia

Mon 1/19

5:50 am-3:10 pm

2 stops9h 20m

Fort Lauderdale

Sat 1/24

6:40 am-12:40 pm

1 stop6h 00m

$156

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 21 results

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?

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 71 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, December is the cheapest month in which you can book a flight from Philadelphia to Port St. Lucie (average of $20). Flying from Philadelphia to Port St. Lucie in June is currently the most expensive (average of $74). 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?

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 evening could potentially save you up to 6% on airfare.

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

Travelers seeking maximum savings on their Philadelphia to Port St. Lucie flight should consider departing on Wednesday at noon 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

The most flights from PHL to LU5 are scheduled on a Thursday (29 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (11 on average).

How much does it cost to fly round-trip from Philadelphia to Port St. Lucie?

Reviews of airlines servicing Port St. Lucie

Get a feel of what it's like to fly with Southwest, American Airlines, and JetBlue 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.

Southwest

7.9

Good

4,252 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Southwest

7.9

Good

4,252 reviews

Southwest

7.9

Good

4,252 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

American Airlines

7.2

Good

11,049 reviews

Southwest

7.9

Good

4,252 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

JetBlue

7.2

Good

2,899 reviews

Southwest

7.9

Good

4,252 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Spirit Airlines

6.3

Okay

8,175 reviews

Southwest

7.9

Good

4,252 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Frontier

5.8

Fair

3,084 reviews

Southwest

7.9

Good

4,252 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

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 14 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 49m. Fly via Frontier, JetBlue, or Spirit Airlines to get the fastest option. The distance between Philadelphia and Port St. Lucie is about 994 mi. All flights are typically nonstop.
What are the cheapest airlines to fly from Philadelphia to Port St. Lucie one-way?
$34 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 JetBlue, with prices starting from $39 and $63, 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 Spirit Airlines (85%), GOL (82%) or Alaska Airlines (74%) 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 $511, our data indicates the cheapest price to be $40. The most popular route (Philadelphia - Fort Lauderdale), is priced around $49.
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, December is the cheapest month in which you can book a flight from Philadelphia to Port St. Lucie (average of $20). Flying from Philadelphia to Port St. Lucie in June is currently the most expensive (average of $74). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 8 airlines flying from Philadelphia to Port St. Lucie

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$60	Average$208	FlexibilityNo cancel fee	On-time62%
Avelo Airlines	Cheapest$62	Average$193	FlexibilityNo cancel fee	On-timeN/A
Spirit Airlines	Cheapest$70	Average$162	FlexibilityNo cancel fee	On-time65%
Allegiant Air	Cheapest$94	Average$224	FlexibilityNo cancel fee	On-time88%
JetBlue	Cheapest$99	Average$234	FlexibilityNo cancel fee	On-time62%
Southwest	Cheapest$150	Average$319	FlexibilityNo cancel fee	On-time63%
American Airlines	Cheapest$159	Average$391	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$196	Average$352	FlexibilityNo cancel fee	On-timeN/A

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$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 1/3. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Philadelphia to Port St. Lucie with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Philadelphia to Port St. Lucie are usually found in September or October, booked 71 days in advance, depart on a Tuesday or Wednesday and return on a Thursday

Cheap flight deals from Philadelphia to Port St. Lucie

Cheapest flights from Philadelphia to Port St. LucieExplore 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 December 12, 2025.

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 December 12, 2025.

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 December 12, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

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

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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 December 5, 2025.

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

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 December 12, 2025.

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 December 6, 2025.

Weekly flight availability from Philadelphia to Port St. Lucie

How much does it cost to fly round-trip from Philadelphia to Port St. Lucie?

Reviews of airlines servicing Port St. Lucie

Get a feel of what it's like to fly with Southwest, American Airlines, and JetBlue 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.

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.

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

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

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

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

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

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

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

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Alternative routes for Philadelphia to Port St. Lucie

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Top 8 airlines flying from Philadelphia to Port St. Lucie

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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 December 12, 2025.