Cheap flights from Kissimmee, FL to St. Augustine (UST)
MCO — UST
Dec 4 — Dec 111
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Kissimmee to St. Augustine 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.Cheap flight deals from Kissimmee to St. Augustine
Keep the following information in mind while searching for Kissimmee to St. Augustine flight deals. Data was last updated November 4, 2025.
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Cheapflights Insights
Everything you need to know about your flight from Kissimmee to St. Augustine
What is the cheapest time of day to fly from K1S to UST?
Find hourly flight availability from Kissimmee to St. Augustine. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 4, 2025.
It’s optimal to fly from Kissimmee to St. Augustine in the afternoon. By choosing this option you can save up to 30% on the cost of your flight, compared to a flight in the evening.
What is the cheapest day to fly from Kissimmee to St. Augustine?
Use this chart to determine the cheapest time to fly round-trip from Kissimmee to St. Augustine. Price data was last updated on March 30, 2025.
Travelers seeking maximum savings on their Kissimmee to St. Augustine flight should consider departing on Tuesday mornings when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.