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$171+ Cheap flights from Idaho Falls to Saint George (IDA - SGU)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/13. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — SGU
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Idaho Falls to Saint George

Discover tips and strategies to find the most affordable flight options for your journey from Idaho Falls (IDA) to Saint George (SGU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 12, 2025.

Round-trip from

$228
(United Airlines)

One-way from

$171
(United Airlines)
From Idaho Falls Fanning Field to Saint George
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One-way flight from Idaho Falls Fanning Field to Saint George
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Find flight deals from Idaho Falls to Saint George

Cheapest flights from Idaho Falls to Saint George
Explore the most affordable flight options available from Idaho Falls to Saint George. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/255:00 amIDA - SGU
1 stop4h 52mUnited Airlines
Sun 6/295:25 pmSGU - IDA
1 stop5h 26mUnited Airlines
Deal found 6/10$228

Cheapflights Fare Finder

Customize your flight search to find flights from Idaho Falls to Saint George that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from Idaho Falls to Saint George that are best for you.

Fly from

Idaho Falls

Fly to

Saint George

Route

Depart

Return

Price

Idaho FallsSaint George

IDA - SGU

IDASGU

Idaho Falls Fanning Field

Wed 6/25

5:00 am-9:52 am

1 stop4h 52m

Saint George

Sun 6/29

5:25 pm-10:51 pm

1 stop5h 26m

$228

Idaho FallsSaint George

IDA - SGU

IDASGU

Idaho Falls Fanning Field

Wed 8/13

4:13 pm-10:57 pm

1 stop6h 44m

$171

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Best time to book a flight from Idaho Falls to Saint George

Have a flexible travel schedule? Discover the best time to fly to Saint George from Idaho Falls with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Idaho Falls to Saint George

What is the cheapest time of day to fly from IDA to SGU?

Find hourly flight availability from Idaho Falls to Saint George. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

When flying from Idaho Falls to Saint George, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Saint George

Get insights into the airlines that provide service to Saint George. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Saint George. Reviews last updated June 12, 2025.
United Airlines
7.4
Good
8,790 reviews

Overall

7.4

Entertainment

7.0

Food

6.6

Boarding

7.7

Comfort

7.3

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
8,790 reviews
United Airlines
7.4
Good
8,790 reviews

Overall

7.4

Entertainment

7.0

Food

6.6

Boarding

7.7

Comfort

7.3

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

Find useful and relevant information for your journey from Idaho Falls to Saint George. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What is the cheapest airline to fly from Idaho Falls to Saint George round-trip?

    Currently priced at $228, United Airlines will fly you from Idaho Falls to Saint George and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip.

  • Can I find deals for flights from Idaho Falls to Saint George that include hotel bookings?

    Yes. In addition to deals on Idaho Falls to Saint George flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Idaho Falls to Saint George?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Idaho Falls to Saint George.

  • Can I find deals for business class flights from Idaho Falls to Saint George?

    Yes. Cheapflights offers flight deals from Idaho Falls to Saint George by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Idaho Falls to Saint George?

    Currently, November is the cheapest month in which you can book a flight from Idaho Falls to Saint George (average of $323). Flying from Idaho Falls to Saint George in May is currently the most expensive (average of $501). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Idaho Falls?

Book flights to Idaho Falls if you plan to visit one of these locations
Springdale
Hurricane

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Top airline flying from Idaho Falls to Saint George

Discover the top airline that operate flights from Idaho Falls to Saint George. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$218Average$473FlexibilityNo cancel feeOn-timeN/A

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