Salt Lake City

Cheap flights from St. Augustine to Salt Lake City (UST - SLC)

UST — SLC
Jul 8 — Jul 151
We work with more than 300 partners to bring you better travel deals

Find cheap flights from St. Augustine to Salt Lake City 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.

Best time to book a flight from St. Augustine to Salt Lake City

Have a flexible travel schedule? Discover the best time to fly to Salt Lake City from St. Augustine with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from St. Augustine to Salt Lake City

What is the cheapest month to book a flight from St. Augustine to Salt Lake City?

Currently, October is the cheapest month in which you can book a flight from St. Augustine to Salt Lake City (average of $277). Flying from St. Augustine to Salt Lake City in March is currently the most expensive (average of $417). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

Find hourly flight availability from St. Augustine to Salt Lake City. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 3, 2025.

It’s optimal to fly from St. Augustine to Salt Lake City in the evening. By choosing this option you can save up to 15% on the cost of your flight, compared to a flight at noon.

What is the cheapest day to fly from St. Augustine to Salt Lake City?

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

Travelers seeking maximum savings on their St. Augustine to Salt Lake City flight should consider departing on Wednesday evenings when fares are most often at their lowest. Sunday afternoons 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 St. Augustine to Salt Lake City. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • Can I find deals for flights from St. Augustine to Salt Lake City that include hotel bookings?

    Yes. In addition to deals on St. Augustine to Salt Lake City flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Augustine to Salt Lake City?

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

  • Can I find deals for business class flights from St. Augustine to Salt Lake City?

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

  • What is the cheapest month to book a flight from St. Augustine to Salt Lake City?

    Currently, October is the cheapest month in which you can book a flight from St. Augustine to Salt Lake City (average of $277). Flying from St. Augustine to Salt Lake City in March is currently the most expensive (average of $417). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near St. Augustine?

Book flights to St. Augustine if you plan to visit one of these locations
Bountiful
Midvale
West Valley City
Lehi
Layton
Farmington
Logan
Evanston
West Jordan
Draper
South Jordan
Sandy

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.