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$238+ Cheap flights from Idaho Falls to Saint George (IDA - SGU)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/27. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — SGU
Feb 7 — Feb 141
Sat 2/7
Sat 2/14
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 January 8, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$238
(United Airlines)

Popular in

April

Cheapest in

January

Average price

$248
Provider with most accurate pricing for Idaho Falls Fanning Field-Saint George flight deals.
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Provider most trusted by Cheapflights users for Idaho Falls Fanning Field-Saint George flights.
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From Idaho Falls Fanning Field to Saint George
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Highest demand for flights based on searches. 24% potential increase in price ($158 potential increase over avg. RT price).
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Cheapest flight prices on average. 15% potential price decrease ($67 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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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 January 8, 2026.

This United Airlines deal was found by Cheapflights users on 1/8. 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 2/44:19 pmIDA - SGU
1 stop6h 45mUnited Airlines
Tue 2/105:10 amSGU - IDA
1 stop4h 46mUnited Airlines
Deal found 1/8$238
This United Airlines deal was found by Cheapflights users on 1/7. 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 1/144:19 pmIDA - SGU
1 stop6h 45mUnited Airlines
Sun 1/185:10 amSGU - IDA
1 stop4h 46mUnited Airlines
Deal found 1/7$288
This United Airlines deal was found by Cheapflights users on 1/7. 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.
Mon 2/94:19 pmIDA - SGU
1 stop6h 45mUnited Airlines
Sun 2/155:13 amSGU - IDA
1 stop4h 35mUnited Airlines
Deal found 1/7$298
This United Airlines deal was found by Cheapflights users on 1/6. 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.
Fri 1/304:19 pmIDA - SGU
1 stop6h 45mUnited Airlines
Sat 1/315:10 amSGU - IDA
1 stop4h 46mUnited Airlines
Deal found 1/6$359
This Delta deal was found by Cheapflights users on 1/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/165:25 amIDA - SGU
1 stop5h 22mDelta
Fri 2/205:30 pmSGU - IDA
1 stop4h 51mDelta
Deal found 1/8$410
This United Airlines deal was found by Cheapflights users on 1/8. 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.
Fri 1/234:19 pmIDA - SGU
1 stop20h 54mUnited Airlines
Tue 1/275:10 amSGU - IDA
1 stop4h 46mUnited Airlines
Deal found 1/8$422
This United Airlines deal was found by Cheapflights users on 1/7. 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.
Thu 4/305:57 pmIDA - SGU
1 stop15h 42mUnited Airlines
Tue 5/55:10 amSGU - IDA
1 stop4h 18mUnited Airlines
Deal found 1/7$427
This United Airlines deal was found by Cheapflights users on 1/7. 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.
Thu 1/224:19 pmIDA - SGU
1 stop18h 01mUnited Airlines
Mon 1/265:10 amSGU - IDA
1 stop4h 46mUnited Airlines
Deal found 1/7$502
This United Airlines deal was found by Cheapflights users on 1/8. 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.
Tue 2/175:33 pmIDA - SGU
1 stop5h 32mUnited Airlines
Sat 2/2111:24 amSGU - IDA
2 stops22h 24mUnited Airlines
Deal found 1/8$517
This United Airlines deal was found by Cheapflights users on 1/7. 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.
Fri 2/272:40 pmIDA - SGU
2 stops25h 26mUnited Airlines
Wed 3/45:13 amSGU - IDA
1 stop4h 35mUnited Airlines
Deal found 1/7$526

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 January 8, 2026.
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

Fri 2/27

6:35 pm-11:56 pm

1 stop5h 21m

Saint George

Wed 3/4

8:50 am-12:22 pm

1 stop3h 32m

$238

Idaho FallsSaint George

IDA - SGU

IDASGU

Idaho Falls Fanning Field

Wed 2/4

4:19 pm-11:04 pm

1 stop6h 45m

Saint George

Tue 2/10

5:10 am-9:56 am

1 stop4h 46m

$238

Idaho FallsSaint George

IDA - SGU

IDASGU

Idaho Falls Fanning Field

Mon 2/9

4:19 pm-11:04 pm

1 stop6h 45m

Saint George

Sun 2/15

5:13 am-9:48 am

1 stop4h 35m

$298

Idaho FallsSaint George

IDA - SGU

IDASGU

Idaho Falls Fanning Field

Fri 1/30

4:19 pm-11:04 pm

1 stop6h 45m

Saint George

Sat 1/31

5:10 am-9:56 am

1 stop4h 46m

$359

Idaho FallsSaint George

IDA - SGU

IDASGU

Idaho Falls Fanning Field

Mon 2/16

5:25 am-10:47 am

1 stop5h 22m

Saint George

Fri 2/20

5:30 pm-10:21 pm

1 stop4h 51m

$410

Idaho FallsSaint George

IDA - SGU

IDASGU

Idaho Falls Fanning Field

Thu 4/30

5:57 pm-9:39 am

1 stop15h 42m

Saint George

Tue 5/5

5:10 am-9:28 am

1 stop4h 18m

$427

Idaho FallsSaint George

IDA - SGU

IDASGU

Idaho Falls Fanning Field

Thu 1/22

4:19 pm-10:20 am

1 stop18h 01m

Saint George

Mon 1/26

5:10 am-9:56 am

1 stop4h 46m

$502

Idaho FallsSaint George

IDA - SGU

IDASGU

Idaho Falls Fanning Field

Tue 2/17

5:33 pm-11:05 pm

1 stop5h 32m

Saint George

Sat 2/21

11:24 am-9:48 am

2 stops22h 24m

$517

Idaho FallsSaint George

IDA - SGU

IDASGU

Idaho Falls Fanning Field

Fri 2/27

2:40 pm-4:06 pm

2 stops25h 26m

Saint George

Wed 3/4

5:13 am-9:48 am

1 stop4h 35m

$526

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/7

Compare providers for flights from Idaho Falls to Saint George

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Idaho Falls to Saint George in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Idaho Falls-Saint George flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Idaho Falls-Saint George flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Idaho Falls-Saint George flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Idaho Falls-Saint George flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Idaho Falls-Saint George flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 month to book a flight from Idaho Falls to Saint George?

Currently, January is the cheapest month in which you can book a flight from Idaho Falls to Saint George (average of $214). Flying from Idaho Falls to Saint George in June is currently the most expensive (average of $611). 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.

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 January 8, 2026.
See what other customers who have flown with Delta from Idaho Falls to Saint George have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,025 reviews

Entertainment

7.8

Boarding

8.1

Food

7.2

Overall

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,025 reviews
Delta
7.9
Good
8,025 reviews

Entertainment

7.8

Boarding

8.1

Food

7.2

Overall

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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.

  • How long is the flight from Idaho Falls to Saint George?

    Airlines like Delta and United Airlines fly from Idaho Falls to Saint George in about 5h 21m. The time it takes to get you to your destination can typically vary by up to 1h 24m. Airlines will cover a distance of 451 mi. This flight may include one or multiple stops.

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

    Currently priced at $210, Delta will fly you from Idaho Falls to Saint George and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Delta is 57% cheaper than the average price of flights available within the next 90 days to this destination.

  • 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, January is the cheapest month in which you can book a flight from Idaho Falls to Saint George (average of $214). Flying from Idaho Falls to Saint George in June is currently the most expensive (average of $611). 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 Saint George?

Book flights to Saint George 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 January 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$210Average$389FlexibilityNo cancel feeOn-timeN/A

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