CA $241 Cheap Flights from Boise (BOI) to St. George (SGU)

View CA $241 flight on Tue, Oct. 28, 2025Opens in a new window

Popular airlines from Boise Airport (BOI) to St. George Regional Airport (SGU)

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap flights from Boise (BOI) to St. George (SGU)

Prices were available within the past 7 days and start at CA $241 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Find the cheapest month to fly from Boise (BOI) to St. George (SGU)

July is typically the cheapest month to fly

From CA $300 - CA $634 per traveller.

Graph displaying average flight prices per month

Flight from Boise to St. George (BOI - SGU) route information
Origin airport
Boise
Destination airport
St. George
Distance
757 km

Boise to Utah Flights

The easy way to book your flights from Boise to St. George 

With Expedia, it’s simple to find and book flights to St. George from Boise whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to St. George, too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Boise to St. George today, tomorrow, or this week.  

 

Save dollars with cheap flights from Boise, BOI to St. George, SGU 

Sort your search results by price to find great deals on your flight from Boise to St. George—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to St. George from Boise currently is just rising to .  

Here are more money-saving tips: 

  • Fly in when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to St. George  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to St. George from Boise 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to St. George with Expedia today.

Frequently asked questions

How much is a flight from Boise Airport to St. George Airport (SGU)?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price quoted for a round-trip journey from Boise Airport to SGU Regional Airport was . Fares this good don't hang around forever, so book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from BOI to SGU?
Each air carrier has a different set of terms and conditions. If you decide to cancel your getaway, head to our Customer Service Portal.
How do I find cheap flights from Boise Airport (BOI) to SGU Regional Airport that have flexible change policies?
Flights from Boise Airport (BOI) to SGU Regional Airport with flexible change policies are available from several airlines. Simply use our "No change fees" filter while searching. You'll only need to cover the cost difference between flights, with no additional fees to worry about.
How many hours is the flight from Boise Airport to St. George Airport (SGU)?
There are lots of ways to make the 4 hours and 6 minutes between BOI and SGU go by faster. Be productive and sort through your photos or delete all those unwanted emails. A good snooze also helps pass the time!
How far is the flight from Boise Airport to St. George Airport (SGU)?
With a flight distance of 760 kilometres, it's only a short hop from Boise Airport to SGU Regional Airport. It might be a quick flight, but it's still worth bringing something to keep you entertained on board.
Which airlines fly direct from Boise Airport to SGU?
There are no direct flights, so you'll have to make at least one stop between Boise Airport and SGU. Make the most of the layover time to stretch your legs and take a break.
Are BOI to SGU flight tickets cheaper when they're purchased at the last minute?
Booking last minute from BOI to SGU Regional Airport can be hit-or-miss. You may be able to find a bargain, but then again, you could miss out altogether! If you'd prefer to play it safe and start planning early, Expedia compares flight deals up to a year in advance. Just keep in mind that not all airlines issue their prices so far in advance. Our top tip? Check back often as prices are updated frequently.

Explore a world of travel with Expedia

*Available to Expedia members.