HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Port St. Lucie

$43+ Cheap flights from Houston 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 11/8. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — MCO
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Houston 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 Houston to Port St. Lucie are usually found in February or September, booked 20 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

Cheap flight deals from Houston to Port St. Lucie

Keep the following information in mind while searching for Houston to Port St. Lucie flight deals. Data was last updated September 16, 2025.

Round-trip from

$90
(Cheapflightsfares)

One-way from

$43
(Cheapflightsfares)

Popular in

April

Cheapest in

February

Average price

$155
From Houston to Port St. Lucie
Search Deals
One-way flight from Houston to Port St. Lucie
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($12 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 September 2025
Search Deals

Find flight deals from Houston to Port St. Lucie

Cheapest flights from Houston to Port St. Lucie
Explore the most affordable flight options available from Houston to Port St. Lucie. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This Spirit deal was found by Cheapflights users on 9/16. 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 10/45:37 amIAH - FLL
Nonstop2h 28mSpirit Airlines
Sat 10/115:10 pmFLL - IAH
Nonstop2h 53mSpirit Airlines
Deal found 9/16$90
This Cheapflightsfares deal was found by Cheapflights users on 9/14. 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.
Thu 11/64:42 pmIAH - FLL
Nonstop2h 33mSpirit Airlines
Mon 11/109:35 pmFLL - IAH
Nonstop2h 55mSpirit Airlines
Deal found 9/14$91
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/112:47 pmIAH - FLL
Nonstop2h 32mSpirit Airlines
Fri 10/310:00 pmFLL - IAH
Nonstop2h 56mSpirit Airlines
Deal found 9/16$94
This Cheapflightsfares deal was found by Cheapflights users on 9/15. 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.
Sun 10/512:42 pmIAH - FLL
Nonstop2h 34mSpirit Airlines
Sat 10/1110:38 pmFLL - IAH
Nonstop2h 50mSpirit Airlines
Deal found 9/15$95
This Cheapflightsfares deal was found by Cheapflights users on 9/13. 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.
Thu 10/3012:55 pmIAH - FLL
Nonstop2h 34mSpirit Airlines
Mon 11/310:38 pmFLL - IAH
Nonstop2h 50mSpirit Airlines
Deal found 9/13$96
This Spirit deal was found by Cheapflights users on 9/14. 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.
Fri 10/178:10 pmIAH - FLL
Nonstop2h 35mSpirit Airlines
Tue 10/2110:38 pmFLL - IAH
Nonstop2h 50mSpirit Airlines
Deal found 9/14$97
This Cheapflightsfares deal was found by Cheapflights users on 9/15. 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.
Tue 10/1410:19 amIAH - FLL
1 stop12h 05mSpirit Airlines
Mon 10/207:05 amFLL - IAH
Nonstop2h 50mSpirit Airlines
Deal found 9/15$99
This Cheapflightsfares deal was found by Cheapflights users on 9/14. 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.
Fri 10/312:47 pmIAH - FLL
Nonstop2h 32mSpirit Airlines
Mon 10/67:05 amFLL - IAH
Nonstop2h 50mSpirit Airlines
Deal found 9/14$100
This Cheapflightsfares deal was found by Cheapflights users on 9/15. 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.
Thu 10/912:42 pmIAH - FLL
Nonstop2h 34mSpirit Airlines
Sun 10/1210:38 pmFLL - IAH
Nonstop2h 50mSpirit Airlines
Deal found 9/15$101
This Spirit deal was found by Cheapflights users on 9/13. 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.
Fri 9/267:31 pmIAH - FLL
Nonstop2h 36mSpirit Airlines
Mon 9/2910:00 pmFLL - IAH
Nonstop2h 56mSpirit Airlines
Deal found 9/13$102
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/912:42 pmIAH - FLL
Nonstop2h 34mSpirit Airlines
Sat 10/115:47 pmFLL - IAH
1 stop6h 38mSpirit Airlines
Deal found 9/16$103
This Cheapflightsfares deal was found by Cheapflights users on 9/13. 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.
Fri 10/37:31 pmIAH - FLL
Nonstop2h 36mSpirit Airlines
Sun 10/1210:38 pmFLL - IAH
Nonstop2h 50mSpirit Airlines
Deal found 9/13$104

Cheapflights Fare Finder

 
Customize your flight search to find flights from Houston 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 September 16, 2025.
Use the filters below to find and compare flights from Houston to Port St. Lucie that are best for you.

Fly from

Houston

Fly to

Port St. Lucie

Route

Depart

Return

Price

HoustonFort Lauderdale

IAH - FLL

IAHFLL

Houston George Bush Intcntl

Thu 11/13

4:42 pm-8:15 pm

Nonstop2h 33m

Fort Lauderdale

Mon 11/17

9:35 pm-11:30 pm

Nonstop2h 55m

$96

HoustonFort Lauderdale

IAH - FLL

IAHFLL

Houston George Bush Intcntl

Thu 10/16

12:42 pm-4:16 pm

Nonstop2h 34m

Fort Lauderdale

Sun 10/19

10:38 pm-12:28 am

Nonstop2h 50m

$97

HoustonFort Lauderdale

IAH - FLL

IAHFLL

Houston George Bush Intcntl

Fri 10/31

9:08 am-12:36 pm

Nonstop2h 28m

Fort Lauderdale

Sat 11/8

6:35 pm-8:33 pm

Nonstop2h 58m

$97

HoustonFort Lauderdale

IAH - FLL

IAHFLL

Houston George Bush Intcntl

Tue 10/14

1:09 pm-4:41 pm

Nonstop2h 32m

Fort Lauderdale

Wed 10/15

7:01 am-11:51 am

1 stop5h 50m

$99

HoustonFort Lauderdale

IAH - FLL

IAHFLL

Houston George Bush Intcntl

Sat 10/18

7:30 pm-7:05 am

1 stop10h 35m

Fort Lauderdale

Mon 10/20

10:38 pm-12:28 am

Nonstop2h 50m

$100

HoustonFort Lauderdale

IAH - FLL

IAHFLL

Houston George Bush Intcntl

Tue 10/14

5:45 am-12:05 pm

1 stop5h 20m

Fort Lauderdale

Tue 10/21

8:45 pm-10:35 pm

Nonstop2h 50m

$100

HoustonFort Lauderdale

IAH - FLL

IAHFLL

Houston George Bush Intcntl

Fri 9/26

7:31 pm-11:07 pm

Nonstop2h 36m

Fort Lauderdale

Mon 9/29

10:00 pm-11:56 pm

Nonstop2h 56m

$102

HoustonFort Lauderdale

IAH - FLL

IAHFLL

Houston George Bush Intcntl

Sat 11/8

10:13 am-1:49 pm

Nonstop2h 36m

Fort Lauderdale

Sun 11/9

7:20 am-9:08 am

Nonstop2h 48m

$107

HoustonFort Lauderdale

IAH - FLL

IAHFLL

Houston George Bush Intcntl

Thu 10/16

3:34 pm-10:56 pm

1 stop6h 22m

Fort Lauderdale

Mon 10/20

10:38 pm-12:28 am

Nonstop2h 50m

$112

HoustonFort Lauderdale

IAH - FLL

IAHFLL

Houston George Bush Intcntl

Thu 11/6

4:42 pm-8:15 pm

Nonstop2h 33m

Fort Lauderdale

Sat 11/8

7:00 am-6:17 pm

1 stop12h 17m

$112

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 41 results
1
2
3
...
5

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

Have a flexible travel schedule? Discover the best time to fly to Port St. Lucie from Houston 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 Houston to Port St. Lucie

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

Use this chart to determine the optimal time to book a round-trip flight from Houston to Port St. Lucie. Price data was last updated on September 12, 2025.

The price you pay for your flight from Houston 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 Houston to Port St. Lucie?

Currently, May is the cheapest month in which you can book a flight from Houston to Port St. Lucie (average of $206). Flying from Houston to Port St. Lucie in November is currently the most expensive (average of $289). 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 HOU to LU5?

Find hourly flight availability from Houston 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 September 16, 2025.

When flying from Houston to Port St. Lucie, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

Use this chart to determine the cheapest time to fly round-trip from Houston to Port St. Lucie. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Houston 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.

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 September 16, 2025.
Read through reviews of airlines operating flights from Houston to Port St. Lucie, such as Southwest, United Airlines, and Spirit Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,242 reviews

Crew

8.6

Boarding

8.1

Food

7.0

Entertainment

7.5

Overall

8.0

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.0
Very good
4,242 reviews
Southwest
8.0
Very good
4,242 reviews

Crew

8.6

Boarding

8.1

Food

7.0

Entertainment

7.5

Overall

8.0

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,924 reviews
Southwest
8.0
Very good
4,242 reviews

Crew

8.6

Boarding

8.1

Food

7.0

Entertainment

7.5

Overall

8.0

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Spirit Airlines
6.3
Okay
8,019 reviews
Southwest
8.0
Very good
4,242 reviews

Crew

8.6

Boarding

8.1

Food

7.0

Entertainment

7.5

Overall

8.0

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Frontier
5.8
Fair
3,174 reviews
Southwest
8.0
Very good
4,242 reviews

Crew

8.6

Boarding

8.1

Food

7.0

Entertainment

7.5

Overall

8.0

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

Find useful and relevant information for your journey from Houston 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.

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

    Airlines like Spirit Airlines and Southwest fly from Houston to Port St. Lucie in about 2h 20m. The time it takes to get you to your destination is usually consistent. The distance between Houston and Port St. Lucie is about 955 mi. Generally, flights for this route are nonstop.

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

    The cheapest flight price from Houston to Port St. Lucie is $78. On average you can expect to pay $307. The most popular route, (Houston Hobby - Fort Lauderdale), can usually be booked for $62.

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

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

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

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

    Yes. Cheapflights offers flight deals from Houston 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 Houston to Port St. Lucie?

    Currently, May is the cheapest month in which you can book a flight from Houston to Port St. Lucie (average of $206). Flying from Houston to Port St. Lucie in November is currently the most expensive (average of $289). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Houston to Port St. Lucie

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to Orlando flights
Dallas/Fort Worth to Miami flights
Hobby to Orlando flights
Dallas/Fort Worth to Fort Lauderdale flights
George Bush Intcntl to Orlando flights
Hobby to Miami flights
Love Field to Miami flights
George Bush Intcntl to Miami flights
Hobby to Fort Lauderdale flights
Dallas/Fort Worth to Tampa flights
Austin to Orlando flights
Austin to Miami flights
George Bush Intcntl to Fort Lauderdale flights
Love Field to Orlando flights
Austin to Fort Lauderdale flights
San Antonio to Orlando flights
Love Field to Fort Lauderdale flights
Dallas/Fort Worth to Jacksonville flights
Dallas/Fort Worth to West Palm Beach flights
Austin to Tampa flights
Hobby to Tampa flights
Dallas/Fort Worth to Pensacola flights
Dallas/Fort Worth to Fort Myers flights
San Antonio to Miami flights
George Bush Intcntl to Tampa flights
Love Field to Tampa flights
Dallas/Fort Worth to Panama City flights
Hobby to Jacksonville flights
Hobby to West Palm Beach flights
San Antonio to Tampa flights
Dallas/Fort Worth to Key West flights
San Antonio to Fort Lauderdale flights
Hobby to Pensacola flights
Dallas/Fort Worth to Sarasota flights
George Bush Intcntl to Jacksonville flights
Austin to Fort Myers flights
Love Field to Pensacola flights
Dallas/Fort Worth to Valparaiso flights
George Bush Intcntl to West Palm Beach flights
George Bush Intcntl to Pensacola flights
Hobby to Fort Myers flights
Love Field to Jacksonville flights
George Bush Intcntl to Panama City flights
Hobby to Panama City flights
Austin to Gainesville flights
Austin to Jacksonville flights
Austin to Panama City flights
George Bush Intcntl to Fort Myers flights
Hobby to Key West flights
Love Field to Panama City flights

Top 6 airlines flying from Houston to Port St. Lucie

Discover the top 6 airlines that operate flights from Houston 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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$69Average$165FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$74Average$168FlexibilityNo cancel feeOn-time65%
SouthwestCheapest$158Average$380FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$165Average$382FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$176Average$483FlexibilityNo cancel feeOn-time71%
DeltaCheapest$186Average$370FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.