$167 Cheap Flights from St. George (SGU) to Phoenix (PHX)

Popular airlines from St. George Regional Airport (SGU) to Phoenix Sky Harbor Intl. Airport (PHX)

Cheap Flights from St. George to Phoenix (SGU-PHX)

Prices were available within the past 7 days and start at $167 for one-way flights and $198 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Delta
United
American Airlines
American Airlines
United
American Airlines
United
Delta
American Airlines

Find the cheapest month to fly from St. George (SGU) to Phoenix (PHX)

December is typically the cheapest month to fly

From $136 - $639 per traveler.

Graph displaying average flight prices per month

Alternative airports near Phoenix

Prices were available within the past 7 days. Prices and availability are subject to change.

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Flights from St. George (SGU) to Phoenix (PHX)
Origin airport
St. George
Destination airport
Sky Harbor Intl.
Airlines serving
American Airlines, Delta, United
Roundtrip price
$198
Distance
262 mi

St. George to Phoenix Flights

The cheapest times to fly from St. George to Phoenix

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. George to Phoenix are during the month of December. You can find some of the cheapest flights from St. George to Phoenix with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from St. George to Phoenix

Sunday is one of the best days to book for cheap flights from St. George to Phoenix: 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. George to Phoenix

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. George to Phoenix in 2025. You can also book with separate airlines for your outbound and return journeys, from $167 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. George to Phoenix 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. George to Phoenix 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 St. George Airport (SGU) to Sky Harbor Intl. Airport (PHX) cost?
Cheap round-trip fares from St. George Airport (SGU) to Sky Harbor Intl. Airport (PHX) start from $198. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a American Airlines flight leaving SGU on August 2 2025 and touching down at PHX. The price was last updated on July 7 2025 and has not changed since.
What is the cheapest month to fly from SGU to PHX?
The cheapest flights from SGU to PHX are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from St. George Airport (SGU) to Sky Harbor Intl. Airport (PHX)?
You can fly nonstop from St. George Airport (SGU) to Sky Harbor Intl. Airport (PHX) on an American Airlines flight.
What is the cheapest airline that flies from SGU to PHX?
Right now, the cheapest airline operating one-way flights from SGU to PHX is American Airlines. You can book a seat on this route from $184. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from SGU on September 3 2025. Prices were last updated on July 7 2025 and have not changed since.
How many flights per day from St. George Airport (SGU) to Sky Harbor Intl. Airport (PHX)?
Each day, an average of 2 nonstop flights take off from St. George Airport (SGU) to Sky Harbor Intl. Airport (PHX). Choose the departure time that best fits your schedule.
What are the most popular departure times for flights from St. George Airport (SGU) to Sky Harbor Intl. Airport (PHX)?
Flights between SGU and PHX are busiest at 12 PM. If you're after a quieter experience and potentially cheaper prices, look for a time when demand is lower.
What day of the week has the most flights from SGU to PHX?
Thursday offers the most flights from St. George Airport (SGU) to Sky Harbor Intl. Airport (PHX). Consider leaving on this day and you'll have the best chance of finding a departure that works with your plans.
What is the earliest flight from St. George Airport (SGU) to Sky Harbor Intl. Airport (PHX)?
St. George Airport (SGU)'s first flight to Sky Harbor Intl. Airport (PHX) departs at approximately 6:22AM UTC-7. With a travel time of 1h 25m, you'll touch down at around 7:47AM UTC-7.
How long does it take to fly from St. George Airport (SGU) to Sky Harbor Intl. Airport (PHX)?
Flights from SGU to PHX have an average travel time of 1 hour and 20 minutes. The distance between these two airports is 260 mi.
What airline has the least delays from SGU to PHX?
Consider traveling with American Airlines if you'd like to fly straight from St. George Airport (SGU) to Sky Harbor Intl. Airport (PHX) without any holdups. This carrier has the strongest track record for punctuality, with an on-time performance of 85%. Want to get notified of any changes? You can check your flight status using the Expedia App.
What is the best time to fly from St. George Airport (SGU) to Sky Harbor Intl. Airport (PHX)?
To avoid possible delays on the St. George Airport (SGU) to Sky Harbor Intl. Airport (PHX) route, aim to fly before 3 PM. Departures after this hour have a 22% higher chance of cancellation.**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.
What airports do you fly into for Phoenix from St. George Airport (SGU)?
Check out your flight options from St. George Airport (SGU) to Sky Harbor Intl. Airport (PHX). This is the only Phoenix airport you can land at if you're taking a direct flight.
Is it cheaper to buy a plane ticket from St. George Airport (SGU) to Sky Harbor Intl. Airport (PHX) last-minute?
Last-minute fares from SGU to PHX are typically more expensive. For the lowest rates, start looking for flights well in advance. That being said, if you're flexible with your travel plans, it's possible to score a cheap fare just before your departure.
Is it cheaper to book a SGU to PHX flight and hotel package?
Compared with arranging flights and hotels separately, booking a SGU to PHX flight and hotel package with Expedia could lead to significant savings. What's more, having everything in one easy place takes the hassle out of travel planning. Just pick your flights and choose from our extensive range of hotels, then customize your trip with extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from St. George Airport (SGU) to Sky Harbor Intl. Airport (PHX)?
In most cases, you can modify or cancel your SGU to PHX flight. However, there may be additional fees, especially if you booked over 24 hours ago. Double-check your itinerary for the airline's fees and policies on flight changes, or if you want more information, head to our Customer Service portal.

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*Available to One Key members.