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Port St. Lucie

$39+ Cheap flights from Atlanta (ATL) 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 12/1. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — MCO
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
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Cheapflights Tip: The best prices from Atlanta Hartsfield-Jackson to Port St. Lucie are usually found in September or January, booked 49 days in advance, depart on a Wednesday or Friday and return on a Friday

Find flight deals from Atlanta to Port St. Lucie

Cheapest flights from Atlanta to Port St. Lucie
Explore the most affordable flight options available from Atlanta to Port St. Lucie. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2025.

This Spirit deal was found by Cheapflights users on 10/27. 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 12/129:57 pmATL - FLL
Nonstop2h 01mSpirit Airlines
Sun 12/147:59 amFLL - ATL
Nonstop2h 00mSpirit Airlines
Deal found 10/27$66
This Cheapflightsfares deal was found by Cheapflights users on 10/26. 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.
Mon 11/105:25 pmATL - FLL
Nonstop1h 50mSpirit Airlines
Tue 11/1111:55 amFLL - ATL
1 stop5h 50mSpirit Airlines
Deal found 10/26$67
This Spirit deal was found by Cheapflights users on 10/28. 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.
Mon 11/109:53 amATL - FLL
Nonstop1h 56mSpirit Airlines
Thu 11/138:49 amFLL - ATL
Nonstop2h 00mSpirit Airlines
Deal found 10/28$68
This Spirit deal was found by Cheapflights users on 10/28. 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 11/85:25 pmATL - FLL
Nonstop1h 50mSpirit Airlines
Tue 11/118:20 pmFLL - ATL
Nonstop2h 04mSpirit Airlines
Deal found 10/28$69
This Spirit deal was found by Cheapflights users on 10/26. 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.
Wed 11/126:30 amATL - FLL
1 stop11h 50mSpirit Airlines
Sat 11/158:20 pmFLL - ATL
Nonstop2h 04mSpirit Airlines
Deal found 10/26$70
This Cheapflightsfares deal was found by Cheapflights users on 10/27. 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 12/215:15 amATL - FLL
Nonstop2h 04mFrontier
Fri 12/268:22 amFLL - ATL
Nonstop2h 10mFrontier
Deal found 10/27$71
This Cheapflightsfares deal was found by Cheapflights users on 10/26. 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 11/277:08 pmATL - FLL
Nonstop1h 57mFrontier
Mon 12/19:59 pmFLL - ATL
Nonstop2h 08mFrontier
Deal found 10/26$72
This Priceline deal was found by Cheapflights users on 10/27. 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 11/36:11 pmATL - FLL
Nonstop1h 55mFrontier
Mon 11/105:45 amFLL - ATL
Nonstop2h 13mFrontier
Deal found 10/27$73
This Cheapflightsfares deal was found by Cheapflights users on 10/27. 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 11/289:44 pmATL - FLL
Nonstop1h 55mFrontier
Tue 12/29:00 amFLL - ATL
Nonstop2h 13mFrontier
Deal found 10/27$74
This Priceline deal was found by Cheapflights users on 10/27. 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.
Fri 11/219:44 pmATL - FLL
Nonstop1h 55mFrontier
Sun 11/235:40 amFLL - ATL
Nonstop2h 07mFrontier
Deal found 10/27$75
This Cheapflightsfares deal was found by Cheapflights users on 10/28. 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 11/143:36 pmATL - FLL
Nonstop1h 51mSpirit Airlines
Mon 11/171:40 pmFLL - ATL
1 stop4h 05mSpirit Airlines
Deal found 10/28$76
This Spirit deal was found by Cheapflights users on 10/28. 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.
Mon 11/107:05 pmATL - FLL
Nonstop1h 57mSpirit Airlines
Thu 11/208:45 pmFLL - ATL
Nonstop2h 04mSpirit Airlines
Deal found 10/28$77

Cheap flight deals from Atlanta to Port St. Lucie

Keep the following information in mind while searching for Atlanta to Port St. Lucie flight deals. Data was last updated October 28, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$66
(Spirit)

One-way from

$39
(Cheapflightsfares)

Popular in

April

Cheapest in

September

Average price

$149
Provider with most accurate pricing for Atlanta Hartsfield-Jackson-Fort Lauderdale flight deals.
Search Deals
Provider most trusted by Cheapflights users for Atlanta Hartsfield-Jackson-Fort Lauderdale flights.
Search Deals
From Atlanta Hartsfield-Jackson to Port St. Lucie
Search Deals
One-way flight from Atlanta Hartsfield-Jackson to Port St. Lucie
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($17 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 October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Atlanta 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 October 28, 2025.
Use the filters below to find and compare flights from Atlanta to Port St. Lucie that are best for you.

Fly from

Atlanta

Fly to

Port St. Lucie

Route

Depart

Return

Price

AtlantaFort Lauderdale

ATL - FLL

ATLFLL

Atlanta Hartsfield-Jackson

Fri 12/12

9:57 pm-11:58 pm

Nonstop2h 01m

Fort Lauderdale

Sun 12/14

7:59 am-9:59 am

Nonstop2h 00m

$66

AtlantaFort Lauderdale

ATL - FLL

ATLFLL

Atlanta Hartsfield-Jackson

Wed 1/7

9:57 pm-11:58 pm

Nonstop2h 01m

Fort Lauderdale

Sat 1/10

6:10 pm-8:12 pm

Nonstop2h 02m

$66

AtlantaFort Lauderdale

ATL - FLL

ATLFLL

Atlanta Hartsfield-Jackson

Wed 11/12

7:05 pm-9:02 pm

Nonstop1h 57m

Fort Lauderdale

Thu 11/13

1:19 pm-7:00 pm

1 stop5h 41m

$68

AtlantaFort Lauderdale

ATL - FLL

ATLFLL

Atlanta Hartsfield-Jackson

Mon 11/10

9:53 am-11:49 am

Nonstop1h 56m

Fort Lauderdale

Thu 11/13

8:49 am-10:49 am

Nonstop2h 00m

$68

AtlantaFort Lauderdale

ATL - FLL

ATLFLL

Atlanta Hartsfield-Jackson

Wed 11/12

6:30 am-6:20 pm

1 stop11h 50m

Fort Lauderdale

Sat 11/15

8:20 pm-10:24 pm

Nonstop2h 04m

$70

AtlantaFort Lauderdale

ATL - FLL

ATLFLL

Atlanta Hartsfield-Jackson

Mon 11/10

7:05 pm-9:02 pm

Nonstop1h 57m

Fort Lauderdale

Thu 11/20

8:45 pm-10:49 pm

Nonstop2h 04m

$77

AtlantaFort Lauderdale

ATL - FLL

ATLFLL

Atlanta Hartsfield-Jackson

Fri 12/5

9:57 pm-11:58 pm

Nonstop2h 01m

Fort Lauderdale

Sun 12/7

7:59 am-9:59 am

Nonstop2h 00m

$78

AtlantaFort Lauderdale

ATL - FLL

ATLFLL

Atlanta Hartsfield-Jackson

Thu 12/4

9:01 am-11:01 am

Nonstop2h 00m

Fort Lauderdale

Sun 12/7

7:59 am-9:59 am

Nonstop2h 00m

$78

AtlantaFort Lauderdale

ATL - FLL

ATLFLL

Atlanta Hartsfield-Jackson

Thu 11/20

8:25 pm-10:22 pm

Nonstop1h 57m

Fort Lauderdale

Sun 11/23

8:45 pm-10:49 pm

Nonstop2h 04m

$82

AtlantaFort Lauderdale

ATL - FLL

ATLFLL

Atlanta Hartsfield-Jackson

Wed 11/19

6:00 am-7:54 am

Nonstop1h 54m

Fort Lauderdale

Thu 11/20

7:05 am-3:14 pm

1 stop8h 09m

$85

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 21 results
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Best time to book a flight from Atlanta to Port St. Lucie

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

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

Use this chart to determine the optimal time to book a round-trip flight from Atlanta to Port St. Lucie. Price data was last updated on October 24, 2025.

The best time to book flights from Atlanta to Port St. Lucie is 49 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, January is the cheapest month in which you can book a flight from Atlanta to Port St. Lucie (average of $47). Flying from Atlanta 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 ATL to LU5?

Find hourly flight availability from Atlanta 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 October 28, 2025.

It’s optimal to fly from Atlanta to Port St. Lucie in the evening. By choosing this option you can save up to 15% on the cost of your flight, compared to a flight in the afternoon.

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

Use this chart to determine the cheapest time to fly round-trip from Atlanta to Port St. Lucie. Price data was last updated on October 26, 2025.

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

Weekly flight availability from Atlanta to Port St. Lucie

Explore weekly flight availability from Atlanta 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 October 28, 2025.

The most flights from ATL to LU5 are scheduled on a Monday (76 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (37 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 October 28, 2025.
Read reviews from past customers who have flown Southwest, Delta, and JetBlue from Atlanta to Port St. Lucie. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,235 reviews

Boarding

8.1

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,235 reviews
Southwest
8.0
Very good
4,235 reviews

Boarding

8.1

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
7.9
Good
7,995 reviews
Southwest
8.0
Very good
4,235 reviews

Boarding

8.1

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
JetBlue
7.2
Good
2,907 reviews
Southwest
8.0
Very good
4,235 reviews

Boarding

8.1

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Spirit Airlines
6.3
Okay
8,112 reviews
Southwest
8.0
Very good
4,235 reviews

Boarding

8.1

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,122 reviews
Southwest
8.0
Very good
4,235 reviews

Boarding

8.1

Entertainment

7.5

Crew

8.6

Comfort

8.0

Overall

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Atlanta 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 Atlanta to Port St. Lucie?

    Located just 8.2 mi from the city center, Atlanta Hartsfield-Jackson is the airport most travelers will use when flying to Port St. Lucie from Atlanta. Booking flights from Hartsfield-Jackson (ATL) to Port St. Lucie should be relatively easy as there are 29 daily outbound flights to Port St. Lucie from 6 different airlines.

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

    Spirit Airlines can get you from Atlanta to Port St. Lucie in just under 2h 01m. Your travel time will be generally consistent. The distance from Atlanta to Port St. Lucie is about 582 mi. Generally, flights for this route are nonstop.

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

    No one likes to see their flight delayed. When booking a flight from Atlanta to Port St. Lucie consider choosing LATAM Airlines (82%), Spirit Airlines (78%) or Aeromexico (76%) as they are the most reliable in getting you off to your destination on time.

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

    Looking for the cheapest flight from Atlanta to Port St. Lucie? While on average our users pay $318, our data indicates the cheapest price to be $43. The most popular route (Atlanta Hartsfield-Jackson - Fort Lauderdale), is priced around $49.

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Atlanta to Port St. Lucie (average of $47). Flying from Atlanta 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

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Top 6 airlines flying from Atlanta to Port St. Lucie

Discover the top 6 airlines that operate flights from Atlanta 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 October 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$47Average$126FlexibilityNo cancel feeOn-time65%
FrontierCheapest$56Average$131FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$95Average$177FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$141Average$296FlexibilityNo cancel feeOn-time63%
DeltaCheapest$158Average$308FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$158Average$343FlexibilityNo cancel feeOn-time71%

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