Cheap Flights from St. Augustine (UST) to Las Vegas (LAS)

Popular airlines from St. Augustine, FL (UST-Northeast Florida Regional) to Harry Reid Intl. Airport (LAS)

Flights from St. Augustine (UST) to Las Vegas (LAS)
Origin airport
Northeast Florida Regional
Destination airport
Harry Reid Intl.
Distance
1992 mi

St. Augustine to Las Vegas Flights

The cheapest times to fly from St. Augustine to Las Vegas

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from St. Augustine to Las Vegas are during the month of . You can find some of the cheapest flights from St. Augustine to Las Vegas with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from St. Augustine to Las Vegas

Sunday is one of the best days to book for cheap flights from St. Augustine to Las Vegas: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from St. Augustine to Las Vegas

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from St. Augustine to Las Vegas in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap St. Augustine to Las Vegas flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your St. Augustine to Las Vegas airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Northeast Florida Regional Airport (UST) to Harry Reid Intl. Airport (LAS) cost?
Get a cheap one-way flight or cheap return flight from Northeast Florida Regional Airport (UST) to Harry Reid Intl. Airport (LAS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Northeast Florida Regional Airport (UST) to Harry Reid Intl. Airport (LAS)?
Planning your getaway for can help you save, as it's the cheapest month for flights between UST and LAS. You'll often find the lowest prices during the off-season.
Which airlines fly direct from Northeast Florida Regional Airport (UST) to Harry Reid Intl. Airport (LAS)?
Although St. Augustine, FL (UST-Northeast Florida Regional) doesn't offer any direct flights to Harry Reid Intl. Airport (LAS), other airports have nonstop routes. Traveling from Jacksonville Intl. Airport (JAX) will get you to Las Vegas without any detours.
What is the cheapest airline that flies from Northeast Florida Regional Airport (UST) to Harry Reid Intl. Airport (LAS)?
To find the cheapest airline flying from UST to LAS, use Expedia's filter tool. Tailor your search based on your travel style, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Northeast Florida Regional Airport (UST) to Harry Reid Intl. Airport (LAS)?
You'll need to hop on a flight with a layover if you're traveling from Northeast Florida Regional Airport (UST) to Harry Reid Intl. Airport (LAS). There are no daily direct flights on this route. However, just filter your search to include one or two stops to find an option that works for you.
What day of the week has the most flights from UST to LAS?
Typically you'll find the largest variety of flight choices on a Friday. Tuesdays are often the quietest.* However, this can vary based on the airline, time of year and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Northeast Florida Regional Airport (UST) to Harry Reid Intl. Airport (LAS)?
To avoid possible delays on the Northeast Florida Regional Airport (UST) to Harry Reid Intl. Airport (LAS) route, aim to fly before 3 PM. Flights after this time are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Northeast Florida Regional Airport (UST) to Harry Reid Intl. Airport (LAS) last-minute?
Last-minute fares from UST to LAS are usually more expensive. For the lowest prices, start searching for flights well ahead of time. That being said, if your travel plans are flexible, you may land a cheap fare right before you leave.
Is it cheaper to book an UST to LAS flight and hotel package?
Compared with arranging hotels and flights separately, booking an UST to LAS flight and hotel package with Expedia could result in significant savings. What's more, having everything in one easy place will take the stress out of planning your trip. Just secure your flights and choose from our wide range of hotels, then personalize your trip with extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from Northeast Florida Regional Airport (UST) to Harry Reid Intl. Airport (LAS)?
Typically, you can reschedule or cancel your UST to LAS flight. However, there may be additional charges, especially if your booking was made more than 24 hours ago. Double-check your itinerary for the airline's policies and fees on flight changes, or if you need more details, go to our Customer Service portal.

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*Available to One Key members.