Cheap Flights from St. Louis (STL) to St. Augustine (UST)

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Frequently asked questions

Is it cheaper to buy a plane ticket from Lambert-St. Louis Intl. Airport (STL) to UST last minute?
Being a spontaneous soul is a terrific way to travel, but it's not necessarily the cleverest way to get your hands on a cheap flight. It's better to book your Lambert-St. Louis Intl. Airport (STL) to Northeast Florida Regional Airport trip in advance rather than waiting till the last minute. Based on flight pricing and demand studies in 2022, we have found that the best time to book domestic flights is between 28 – 35 days ahead of the departure date, and international flights three to four months in advance. Leave your spontaneous side for when you're exploring Northeast Florida Regional Airport!
What airports do you fly into for St. Augustine from St. Louis?
Northeast Florida Regional Airport (UST), Jacksonville Intl. Airport (JAX) and Daytona Beach Intl. Airport (DAB) are your choices when traveling from St. Louis to St. Augustine. Around 8 kilometers northwest of the center of St. Augustine, Northeast Florida Regional Airport (UST) is the city's main entry point. Keep in mind things like flight schedules and the distance to your hotel before settling on an airport. Flagler College and Ponce de Leon's Fountain of Youth Archaeological Park are two amazing attractions to put on your to-do list when you get to your destination.
Can I change the date of my flight from Lambert-St. Louis Intl. Airport (STL) to Northeast Florida Regional Airport (UST)?
You can easily make changes to your Lambert-St. Louis Intl. Airport (STL) to Northeast Florida Regional Airport flight through the Expedia Trips portal. But before you make any amendments, read the fare rules in your itinerary to see what the carrier will let you do and whether fees apply. Some carriers charge a change fee per person, plus any difference in prices. But if you booked in the last 24 hours, you may be able to cancel for free and organize new flights. You can also check out our Customer Service portal for more advice and to connect with our Virtual Agent.

Travel information

Travel information

Origin airport
Lambert-St. Louis Intl.
Destination airport
Northeast Florida Regional
Distance
1271 km

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