$145 Cheap Flights from Sacramento (SMF) to St. George (SGU)

View $145 flight on Thu, Sep 11, 2025Opens in a new window
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Cheap Flights from Sacramento to St. George (SMF-SGU)

Prices were available within the past 7 days and start at $145 for one-way flights and $218 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Thu, Sep 11 - Wed, Sep 17
SMF
Sacramento
SGU
St. George
$218 Roundtrip, just found
$218
Roundtrip
just found
Select American Airlines flight, departing Thu, Sep 11 from Sacramento to St. George, returning Wed, Sep 17, priced at $218 just found
Delta
Thu, Sep 11 - Wed, Sep 17
SMF
Sacramento
SGU
St. George
$218 Roundtrip, just found
$218
Roundtrip
just found
Select Delta flight, departing Thu, Sep 11 from Sacramento to St. George, returning Wed, Sep 17, priced at $218 just found
Delta
Tue, Jun 17 - Thu, Jul 10
SMF
Sacramento
SGU
St. George
$224 Roundtrip, found 18 hours ago
$224
Roundtrip
found 18 hours ago
Select Delta flight, departing Tue, Jun 17 from Sacramento to St. George, returning Thu, Jul 10, priced at $224 found 18 hours ago
American Airlines
Fri, May 9 - Mon, May 12
SMF
Sacramento
SGU
St. George
$228 Roundtrip, found 3 hours ago
$228
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Fri, May 9 from Sacramento to St. George, returning Mon, May 12, priced at $228 found 3 hours ago
Delta
Thu, Jul 31 - Tue, Aug 5
SMF
Sacramento
SGU
St. George
$238 Roundtrip, found 1 day ago
$238
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Jul 31 from Sacramento to St. George, returning Tue, Aug 5, priced at $238 found 1 day ago
Delta
Mon, May 5 - Thu, May 22
SMF
Sacramento
SGU
St. George
$243 Roundtrip, found 6 days ago
$243
Roundtrip
found 6 days ago
Select Delta flight, departing Mon, May 5 from Sacramento to St. George, returning Thu, May 22, priced at $243 found 6 days ago
American Airlines
Sun, Oct 5 - Wed, Oct 15
SMF
Sacramento
SGU
St. George
$248 Roundtrip, found 8 hours ago
$248
Roundtrip
found 8 hours ago
Select American Airlines flight, departing Sun, Oct 5 from Sacramento to St. George, returning Wed, Oct 15, priced at $248 found 8 hours ago
Delta
Sat, Apr 26 - Fri, May 16
SMF
Sacramento
SGU
St. George
$254 Roundtrip, found 4 days ago
$254
Roundtrip
found 4 days ago
Select Delta flight, departing Sat, Apr 26 from Sacramento to St. George, returning Fri, May 16, priced at $254 found 4 days ago
American Airlines
Fri, May 2 - Tue, May 6
SMF
Sacramento
SGU
St. George
$258 Roundtrip, found 2 hours ago
$258
Roundtrip
found 2 hours ago
Select American Airlines flight, departing Fri, May 2 from Sacramento to St. George, returning Tue, May 6, priced at $258 found 2 hours ago
United
Thu, Oct 16 - Tue, Oct 28
SMF
Sacramento
SGU
St. George
$288 Roundtrip, found 6 days ago
$288
Roundtrip
found 6 days ago
Select United flight, departing Thu, Oct 16 from Sacramento to St. George, returning Tue, Oct 28, priced at $288 found 6 days ago
Flights from Sacramento (SMF) to St. George (SGU)
Origin airport
Sacramento Intl.
Destination airport
St. George
Airlines serving
American Airlines, Delta, United
Roundtrip price
$218
Distance
455 mi

Sacramento to St. George Flights

The cheapest times to fly from Sacramento to St. George

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

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

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

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 Sacramento to St. George in 2025. You can also book with separate airlines for your outbound and return journeys, from $145 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 Sacramento to St. George 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 Sacramento to St. George 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 Sacramento Intl. Airport (SMF) to St. George Airport (SGU) cost?
Discover the latest flight deals from SMF to SGU by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from SMF to SGU?
The cheapest flights from SMF to SGU are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from SMF to SGU?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from SMF to SGU. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Sacramento Intl. Airport (SMF) to St. George Airport (SGU)?
There are no daily nonstop flights available from Sacramento Intl. Airport (SMF) to St. George Airport (SGU). But you can opt for flights with layovers. Filter your search on Expedia to include one or two stops, and you’ll be on your way in no time.
What day of the week has the most flights from SMF to SGU?
You’ll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Sacramento Intl. Airport (SMF) to St. George Airport (SGU)?
To arrive at St. George Airport (SGU) on time, book a flight that leaves from Sacramento Intl. Airport (SMF) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**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 Sacramento Intl. Airport (SMF) to St. George Airport (SGU) last-minute?
Booking your flight from SMF to SGU just before your getaway is usually more expensive. However, if there’s some wiggle room with your schedule, you could land a cheap last-minute fare.
Is it cheaper to book a SMF to SGU flight and hotel package?
You’ll typically save money by booking a SMF to SGU flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it’s simple to manage it all in one place. Once you’ve selected your ideal accommodations and flights, you can add extras such as tours, car rentals and activities.
Can I cancel or change the date of my flight from Sacramento Intl. Airport (SMF) to St. George Airport (SGU)?
Typically, it’s possible to cancel or reschedule your SMF to SGU flight. However, for bookings made more than 24 hours ago, additional fees may apply. Check your airline’s policies in your itinerary to see what changes are possible and if any costs are involved. You’ll also find more details on our Customer Service portal.

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*Available to One Key members.