₩581,400 Cheap Flights from Idaho Falls (IDA) to St. George (SGU)

View ₩581,400 flight on Mon, Jun 1, 2026Opens in a new window

Popular airlines from Idaho Falls Regional Airport (IDA) to St. George Regional Airport (SGU)

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Cheap Flights from Idaho Falls to St. George (IDA-SGU)

Prices were available within the past 7 days and start at ₩581,400 for one-way flights and ₩542,200 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Mon, Jun 1 - Mon, Jun 8
IDA
Idaho Falls
SGU
St. George
₩542,200 Roundtrip, found 1 hour ago
₩542,200
Roundtrip
found 1 hour ago
Select Delta flight, departing Mon, Jun 1 from Idaho Falls to St. George, returning Mon, Jun 8, priced at ₩542,200 found 1 hour ago
Delta
Mon, Jun 1 - Mon, Jun 8
IDA
Idaho Falls
SGU
St. George
₩648,100 Roundtrip, found 1 hour ago
₩648,100
Roundtrip
found 1 hour ago
Select Delta flight, departing Mon, Jun 1 from Idaho Falls to St. George, returning Mon, Jun 8, priced at ₩648,100 found 1 hour ago
Delta
Mon, Jun 1 - Mon, Jun 8
IDA
Idaho Falls
SGU
St. George
₩663,300 Roundtrip, found 1 hour ago
₩663,300
Roundtrip
found 1 hour ago
Select Delta flight, departing Mon, Jun 1 from Idaho Falls to St. George, returning Mon, Jun 8, priced at ₩663,300 found 1 hour ago
Delta
Mon, Jun 1 - Mon, Jun 8
IDA
Idaho Falls
SGU
St. George
₩708,800 Roundtrip, found 1 hour ago
₩708,800
Roundtrip
found 1 hour ago
Select Delta flight, departing Mon, Jun 1 from Idaho Falls to St. George, returning Mon, Jun 8, priced at ₩708,800 found 1 hour ago
Delta
Mon, Jun 1 - Mon, Jun 8
IDA
Idaho Falls
SGU
St. George
₩754,100 Roundtrip, found 1 hour ago
₩754,100
Roundtrip
found 1 hour ago
Select Delta flight, departing Mon, Jun 1 from Idaho Falls to St. George, returning Mon, Jun 8, priced at ₩754,100 found 1 hour ago
Delta
Mon, Jun 1 - Mon, Jun 8
IDA
Idaho Falls
SGU
St. George
₩881,300 Roundtrip, found 1 hour ago
₩881,300
Roundtrip
found 1 hour ago
Select Delta flight, departing Mon, Jun 1 from Idaho Falls to St. George, returning Mon, Jun 8, priced at ₩881,300 found 1 hour ago
Delta
Mon, Jun 1 - Mon, Jun 8
IDA
Idaho Falls
SGU
St. George
₩882,800 Roundtrip, found 1 hour ago
₩882,800
Roundtrip
found 1 hour ago
Select Delta flight, departing Mon, Jun 1 from Idaho Falls to St. George, returning Mon, Jun 8, priced at ₩882,800 found 1 hour ago
Delta
Mon, Jun 1 - Mon, Jun 8
IDA
Idaho Falls
SGU
St. George
₩943,300 Roundtrip, found 1 hour ago
₩943,300
Roundtrip
found 1 hour ago
Select Delta flight, departing Mon, Jun 1 from Idaho Falls to St. George, returning Mon, Jun 8, priced at ₩943,300 found 1 hour ago
Delta
Mon, Jun 1 - Mon, Jun 8
IDA
Idaho Falls
SGU
St. George
₩950,800 Roundtrip, found 1 hour ago
₩950,800
Roundtrip
found 1 hour ago
Select Delta flight, departing Mon, Jun 1 from Idaho Falls to St. George, returning Mon, Jun 8, priced at ₩950,800 found 1 hour ago
Delta
Mon, Jun 1 - Mon, Jun 8
IDA
Idaho Falls
SGU
St. George
₩964,500 Roundtrip, found 1 hour ago
₩964,500
Roundtrip
found 1 hour ago
Select Delta flight, departing Mon, Jun 1 from Idaho Falls to St. George, returning Mon, Jun 8, priced at ₩964,500 found 1 hour ago
Delta
Mon, Jun 1 - Mon, Jun 8
IDA
Idaho Falls
SGU
St. George
₩1,049,200 Roundtrip, found 1 hour ago
₩1,049,200
Roundtrip
found 1 hour ago
Select Delta flight, departing Mon, Jun 1 from Idaho Falls to St. George, returning Mon, Jun 8, priced at ₩1,049,200 found 1 hour ago
United
Mon, Jun 1 - Mon, Jun 8
IDA
Idaho Falls
SGU
St. George
₩1,131,000 Roundtrip, found 1 hour ago
₩1,131,000
Roundtrip
found 1 hour ago
Select United flight, departing Mon, Jun 1 from Idaho Falls to St. George, returning Mon, Jun 8, priced at ₩1,131,000 found 1 hour ago
American Airlines
Mon, Jun 1 - Mon, Jun 8
IDA
Idaho Falls
SGU
St. George
₩1,485,100 Roundtrip, found 1 hour ago
₩1,485,100
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Mon, Jun 1 from Idaho Falls to St. George, returning Mon, Jun 8, priced at ₩1,485,100 found 1 hour ago

Frequently asked questions

How much is a flight from Idaho Falls Regional Airport to SGU Regional Airport?
Based on airfares listed within the last 7 days on Expedia for flights departing within the next year, round-trip journeys between IDA and SGU start from ₩542,200. Make your booking today to secure the best price for your journey. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from IDA to SGU?
Most flights can be canceled online, but whether or not you incur a fee all comes down to your airline. If you do need to cancel your trip, follow the instructions in the Customer Service Portal.
How do I find cheap flights from IDA to St. George Airport (SGU) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Idaho Falls Regional Airport to SGU Regional Airport flights, you'll see a "no change fees" filter for you to select.
How many hours is the flight from IDA to SGU?
There are plenty of ways to make the 3 hours and 43 minutes between IDA and SGU Regional Airport fly by. If you want to be productive, organize your camera roll or delete all those unwanted emails. A snooze also helps pass the time!
How far is the flight from Idaho Falls Regional Airport to St. George Airport (SGU)?
That new movie you've been desperate to see will just have to wait — the flight distance between Idaho Falls Regional Airport and SGU Regional Airport is only 730 kilometers. The captain will be telling you to put your seat upright for touchdown before you know it.
Which airlines fly direct from Idaho Falls Regional Airport to SGU Regional Airport?
Flying nonstop between IDA and St. George Airport (SGU) isn't possible at the moment. However, you'll still be able to book a flight to Utah with at least one stop.
Are IDA to SGU flight tickets cheaper when they're purchased at the last minute?
Flight prices go up and down like a yo-yo, so not always. While last-minute deals between IDA and SGU are of course possible, it's also a good idea to keep an eye on prices well before you fly. In fact, some air carriers release their prices up to a year prior to the departure date. Expedia is continuously updating the best airfare bargains around, so check back often and be ready to grab your seat when the price is low.

Travel information

Origin airport
Idaho Falls Regional
Destination airport
St. George
Roundtrip price
₩542,200
Distance
726 km

Book with confidence

Idaho Falls to Utah Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from Idaho Falls to Utah will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring Utah.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with IDA to SGU flights that won’t make your bank account wince. Ready to temporarily leave behind Idaho Falls for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to SGU with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.

Idaho Falls to Utah Flights
*Available to Expedia members.