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Idaho Falls

$214+ Cheap flights from Saint George to Idaho Falls (SGU - IDA)

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 6/9. Fares are subject to change and may not be available on all flights or dates of travel.
SGU — IDA
may. 6 — may. 131
mar. 5/6
mar. 5/13
1 adult, Economy
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Cheap flight deals from Saint George to Idaho Falls

Discover tips and strategies to find the most affordable flight options for your journey from Saint George (SGU) to Idaho Falls (IDA). 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 mayo 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$288
(United Airlines)

One-way from

$214
(Delta)

Popular in

August

Cheapest in

February

Average price

$442
Provider with most accurate pricing for Saint George-Idaho Falls Fanning Field flight deals.
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Provider most trusted by Cheapflights users for Saint George-Idaho Falls Fanning Field flights.
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From Saint George to Idaho Falls Fanning Field
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One-way flight from Saint George to Idaho Falls Fanning Field
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Highest demand for flights based on searches. 26% potential increase in price ($175 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($35 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Find flight deals from Saint George to Idaho Falls

Cheapest flights from Saint George to Idaho Falls
Explore the most affordable flight options available from Saint George to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on mayo 1, 2025.

This United Airlines deal was found by Cheapflights users on 5/1. 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.
jue. 6/125:05 amSGU - IDA
1 stop4h 39mUnited Airlines
lun. 6/165:55 pmIDA - SGU
1 stop5h 01mUnited Airlines
Deal found 5/1$278
This Delta deal was found by Cheapflights users on 4/30. 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.
lun. 7/146:00 amSGU - IDA
1 stop4h 34mDelta
mié. 7/1611:20 amIDA - SGU
1 stop3h 20mDelta
Deal found 4/30$370

Cheapflights Fare Finder

Customize your flight search to find flights from Saint George to Idaho Falls 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 mayo 1, 2025.
Use the filters below to find and compare flights from Saint George to Idaho Falls that are best for you.

Fly from

Saint George

Fly to

Idaho Falls

Route

Depart

Return

Price

Saint GeorgeIdaho Falls

SGU - IDA

SGUIDA

Saint George

mié. 5/14

5:05 am-9:32 am

1 stop4h 27m

Idaho Falls Fanning Field

dom. 5/18

5:00 am-9:53 am

1 stop4h 53m

$288

Saint GeorgeIdaho Falls

SGU - IDA

SGUIDA

Saint George

lun. 7/14

6:00 am-10:34 am

1 stop4h 34m

Idaho Falls Fanning Field

mié. 7/16

11:20 am-2:40 pm

1 stop3h 20m

$370

Saint GeorgeIdaho Falls

SGU - IDA

SGUIDA

Saint George

lun. 6/9

3:18 pm-6:12 pm

1 stop2h 54m

$214

Saint GeorgeIdaho Falls

SGU - IDA

SGUIDA

Saint George

dom. 6/8

5:05 am-9:44 am

1 stop4h 39m

$231

Saint GeorgeIdaho Falls

SGU - IDA

SGUIDA

Saint George

lun. 5/12

6:30 am-10:36 pm

2 stops16h 06m

$651

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Compare providers for flights from Saint George to Idaho Falls

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 Saint George to Idaho Falls in May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
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 Saint George-Idaho Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Saint George-Idaho Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Saint George-Idaho Falls flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Saint George-Idaho Falls 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 Saint George-Idaho Falls 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 Saint George to Idaho Falls

Have a flexible travel schedule? Discover the best time to fly to Idaho Falls from Saint George 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 Saint George to Idaho Falls

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

Find hourly flight availability from Saint George to Idaho Falls. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated mayo 1, 2025.

One of the essential ways to save on airfare from Saint George to Idaho Falls is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 10% on airfare.

Rainfall in Idaho Falls by month

Plan your trip to Idaho Falls by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Idaho Falls ranges from 0.6 - 2.0 inches per month. May is typically the wettest month, when rainfall can reach 2.0 in. July is typically the driest time to visit Idaho Falls when rainfall is around 0.6 in.

Temperature in Idaho Falls by month

Plan your trip to Idaho Falls by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Idaho Falls, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Idaho Falls

Get insights into the airlines that provide service to Idaho Falls. 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 Idaho Falls. Reviews last updated mayo 1, 2025.
Alaska Airlines
8.0
Very good
9,972 reviews

Comfort

7.9

Boarding

8.1

Entertainment

7.1

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,972 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Comfort

7.9

Boarding

8.1

Entertainment

7.1

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,934 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Comfort

7.9

Boarding

8.1

Entertainment

7.1

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Comfort

7.9

Boarding

8.1

Entertainment

7.1

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

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

  • What are the cheapest airlines flying from Saint George to Idaho Falls round-trip?

    Flying on United Airlines is currently your cheapest option to Idaho Falls, with prices starting at $288. Another option worth looking into is Delta, starting at $370 round trip. You may be able to fly from Saint George to Idaho Falls for 42% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Saint George to Idaho Falls one-way?

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $214. Users have also found prices from $231 and $651 on United Airlines and Alaska Airlines, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Saint George to Idaho Falls 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 Saint George to Idaho Falls?

    Currently, October is the cheapest month in which you can book a flight from Saint George to Idaho Falls (average of $380). Flying from Saint George to Idaho Falls in July is currently the most expensive (average of $628). 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.

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Top airline flying from Saint George to Idaho Falls

Discover the top airline that operate flights from Saint George to Idaho Falls. 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 mayo 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$218Average$442FlexibilityNo cancel feeOn-timeN/A

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