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Cheap bus tickets from St. Louis, MO to Key West, FL

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Bus stations and stops in St. Louis, MO

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Frequently asked questions

With FlixBus, you can conveniently reach 5 destinations from Key West, including Miami, Fort Lauderdale, Marathon.
We offer several payment methods for purchasing your ticket from St. Louis 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.
The earliest FlixBus ride from St. Louis to Key West departs at 01:40.
FlixBus buses traveling from St. Louis to Key West offer extra legroom, private outlets, and restrooms. Most buses also provide free Wi-Fi.
Traveling by bus from St. Louis 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.
Yes, all FlixBus buses from St. Louis 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 St. Louis to Key West. The transportation of wheelchairs, foldable wheelchairs, walking aid and other assistive mobility devices is free of charge.
The price of a children's bus ticket from St. Louis 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.
Passengers traveling from St. Louis 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 latest FlixBus ride from St. Louis to Key West departs at 13:55.
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 St. Louis to Key West. It's that easy!
There are 2 bus stations in Key West; Key West (Downtown), Key West Airport. You can find the location of the stations on the map on this page.
There are 2 bus stations in St. Louis; Saint Louis (Lambert Field), St Louis Bus Station. You can find the location of the stations on the map on this page.
When traveling from St. Louis 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.

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