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Cheap bus tickets from Port St. Lucie, FL to Key West, FL

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Fast, easy, and affordable options from Port St. Lucie, FL to Key West, FL

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Bus stations and stops in Port St. Lucie, FL

Please note: your ticket will contain the most up-to-date address information.
Best service on board
Available options you can find for a more comfortable trip:
wifi
Free WiFi
Stay connected throughout your journey
socket
Power Outlets
Keep your devices charged on the go
seat
Comfortable seats
Relax with extra legroom and reclining seats
luggage
Luggage storage
Space to safely stow your belongings
toilet
Toilets
Conveniently available on every FlixBus
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Onboard services are subject to availability

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Vehicle passing through a city

Digital ticket & Live tracking

Discover the FlixBus app

Book trips
Your tickets
Track your trip
Always in-the-know
Get it on Google Play Download on the App Store
FlixBus app on phone

Scan to download the App

Trusted by 500+ million passengers

Frequently asked questions

When traveling from Port St. Lucie to Key West, you can track your bus location on our Real-Time Bus Tracker. Just select the relevant bus stop and check the time of arrival. Find out where your bus is and check if there are delays on the route.
We offer several payment methods for purchasing your ticket from Port St. Lucie to Key West securely. You can choose among card payment, PayPal, Google Pay and many more. Once in the payment section, you will be able to see all the available options and pick your preferred one. If you are having difficulties with payment, check out our help page about payments. If you buy your bus ticket onboard or at a sales point you are also given the option to pay cash.
Passengers traveling from Port St. Lucie to Key West can bring one checked luggage and one piece of hand luggage for free. If you want to carry additional or special luggage, you can check all the options available on this page.
The price of a children's bus ticket from Port St. Lucie to Key West depends on the age of the child and the time of booking. Children under the age of 15 receive a discount on the regular adult fare. At the time of booking, we calculate the cheapest price for you from all available rates and discounts. If the discounted price is lower than the child fare, the selected passengers pay the same price. Please, make sure you check our child travel and seat policy. Strollers and foldable pushchairs (width + length + height = max 240 cm) can be transported in the luggage compartment of the bus free of charge.
Yes, all FlixBus buses from Port St. Lucie to Key West are equipped for passengers with reduced mobility. We strive to make our buses as comfortable and accessible as possible for people with disabilities and limited mobility. Service animals are allowed on board all FlixBus buses traveling from Port St. Lucie to Key West. The transportation of wheelchairs, foldable wheelchairs, walking aid and other assistive mobility devices is free of charge.
Traveling by bus from Port St. Lucie to Key West is one of the most environmentally-friendly options available as it reduces traffic associated emissions, and passengers can offset their carbon emissions when they travel with FlixBus by clicking the CO₂ compensation box when booking their ticket.
FlixBus buses traveling from Port St. Lucie to Key West offer extra legroom, private outlets, and restrooms. Most buses also provide free Wi-Fi.
The earliest FlixBus ride from Port St. Lucie to Key West departs at 03:20.
The latest FlixBus ride from Port St. Lucie to Key West departs at 18:10.
There is one bus station in Port St. Lucie; Port St Lucie (Park & Ride). You can find its location on the map on his page.
There is one bus station in Key West; Key West Airport. You can find its location on the map on his page.
No, you don't need to print your ticket if you purchased it online or via the app. Simply show the driver the QR code that you received via email or that is stored in the app and you're ready to travel from Port St. Lucie to Key West. It's that easy!
With FlixBus, you can conveniently reach 5 destinations from Key West, including Miami, Fort Lauderdale, Orlando.
Yes, weekend trip options are available from Port St. Lucie to Key West. Check out the route's schedule and chose the best option to suit your plans!
Yes, night trip options are available from Port St. Lucie to Key West. Check out the route's schedule and choose the best option to suit your plans!

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