The cheapest times to fly from SGU to PHX are

  • May 21st to July 22nd (except the week of July 2nd)
  • October 29th to November 11th
  • December 3rd to April 22nd (except the weeks of December 10th, December 24th, February 5th, and February 12th)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from SGU to PHX is mid December. Prices can be as high as $470 for Friday flights during early August, or as low as $207 for Monday flights around mid December.


When to Fly to Phoenix

Flying from St. George, UT (SGU) to Phoenix, AZ (PHX) will usually cost between $207 to $276 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid December with an average ticket price of $207. Due to high demand the most expensive time to fly is early August, with an average price of $440. Planning your trip to low-cost times can easily save you $233 on economy flights and even more on first-class flights. Generally, any price below $210 can be considered a good price for a round-trip SGU to PHX flight.

See below for a graph of average weekly prices for the SGU to PHX route. All prices are for round-trip tickets in USD.

SGU to PHX Flight Prices

Compared to other flights, the SGU to PHX flight is much cheaper than the average and costs much less than the average flight leaving from St. George. The average price per mile (for a direct flight) is $0.5, which is above average.


Flight Prices by Day of the Week

Monday is usually the cheapest day to depart and return on this flight. Fridays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $19 (8%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Monday and returning a week later will cost an average of $210. Return trip prices are from the PHX to SGU flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from SGU to PHX can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 1 hour 27 minutes may be realistic.


Flight Questions Answered

Still have questions about flying from SGU to PHX? We’ve got answers.

Which airlines fly this route?

You can find 4 major airlines flying this route most often: Alaska, American, Delta, United, and potentially more during busy seasons.

How far away is it from Phoenix Sky Harbor International Airport to St George Regional Airport?

The distance between the two airports is roughly 263 miles or 423 kilometers.

How long does it take to fly from SGU to PHX?

The real-world flight time for a nonstop SGU to PHX flight is about 1 hour 27 minutes.

How many flights go between St. George, UT and Phoenix, AZ?

It depends on the day of the week and the date, but a typical day might have around 46 available flights from SGU to PHX.


Airport Location Info


Departing Airport

Origination code SGU
Origination airport name St George Regional Airport
City St. George, UT
Country the United States
Latitude 37
Longitude -113.5

Return Airport

Destination code PHX
Destination airport name Phoenix Sky Harbor International Airport
City Phoenix, AZ
Country the United States
Latitude 33.4
Longitude -112


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.