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Cheap flights from George Bush Intcntl (IAH) to St. Augustine (UST)

IAH — UST
sie 22 — sie 291
pt. 8/22
pt. 8/29
1 adult, Economy
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Best time to book a flight from George Bush Intcntl to St. Augustine

Have a flexible travel schedule? Discover the best time to fly to St. Augustine from George Bush Intcntl with our price prediction graph.
Estimated round-trip price
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Cheapflights Insights

Everything you need to know about your flight from Houston George Bush Intcntl Airport to St. Augustine

What is the cheapest time of day to fly from IAH to UST?

Find hourly flight availability from George Bush Intcntl 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 Sierpień 17, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 24% on flights from Houston George Bush Intcntl Airport to St. Augustine by exploring options for tickets at noon.

What is the cheapest day to fly from Houston George Bush Intcntl Airport to St. Augustine?

Use this chart to determine the cheapest time to fly round-trip from George Bush Intcntl to St. Augustine. Price data was last updated on March 30, 2025.

Travelers seeking maximum savings on their Houston George Bush Intcntl Airport to St. Augustine flight should consider departing on Thursday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

Find useful and relevant information for your journey from George Bush Intcntl to St. Augustine. 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 into for flights to St. Augustine from Houston George Bush Intcntl?

    St. Augustine Northeast Florida Regional (UST), located 4.7 mi from the city center, is the airport you fly into when you book flights from Houston George Bush Intcntl to St. Augustine. 0 airlines have flights to Northeast Florida Regional from Houston George Bush Intcntl on a regular basis. Booking flights from Houston George Bush Intcntl to St. Augustine Northeast Florida Regional should not be difficult; the airport handles an average of 0 inbound flights from Houston George Bush Intcntl per day.

  • Can I find deals for flights from George Bush Intcntl to St. Augustine that include hotel bookings?

    Yes. In addition to deals on George Bush Intcntl to St. Augustine flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from George Bush Intcntl to St. Augustine?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from George Bush Intcntl to St. Augustine.

  • Can I find deals for business class flights from George Bush Intcntl to St. Augustine?

    Yes. Cheapflights offers flight deals from George Bush Intcntl to St. Augustine by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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