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$174+ Cheap flights from Saint George (SGU) to Idaho

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 7/5. Fares are subject to change and may not be available on all flights or dates of travel.
SGU — BOI
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
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Cheap flight deals from Saint George to Idaho

Keep the following information in mind while searching for Saint George to Idaho flight deals. Data was last updated April 17, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$218
(Delta)

One-way from

$174
(American Airlines)

Popular in

October

Cheapest in

December

Average price

$447
Provider with most accurate pricing for Saint George-Boise Air Term. Gowen Fld flight deals.
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Provider most trusted by Cheapflights users for Saint George-Boise Air Term. Gowen Fld flights.
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From Saint George to Idaho
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One-way flight from Saint George to Idaho
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Highest demand for flights based on searches. 6% potential increase in price ($26 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Saint George to Idaho

Cheapest flights from Saint George to Idaho
Explore the most affordable flight options available from Saint George to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

This Delta deal was found by Cheapflights users on 4/16. 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.
Wed 8/276:15 amSGU - BOI
1 stop2h 59mDelta
Sat 8/305:45 pmBOI - SGU
1 stop4h 20mDelta
Deal found 4/16$218
This American Airlines deal was found by Cheapflights users on 4/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/307:30 pmSGU - GEG
1 stop4h 29mAmerican Airlines
Sat 5/33:21 pmGEG - SGU
1 stop7h 42mAmerican Airlines
Deal found 4/16$248
This Delta deal was found by Cheapflights users on 4/17. 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.
Wed 7/231:10 pmSGU - GEG
1 stop3h 54mDelta
Mon 7/285:00 pmGEG - SGU
1 stop4h 05mDelta
Deal found 4/17$318
This Delta deal was found by Cheapflights users on 4/16. 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.
Thu 5/15:30 pmSGU - IDA
1 stop5h 26mDelta
Mon 5/56:55 pmIDA - SGU
1 stop2h 57mDelta
Deal found 4/16$333
This United Airlines deal was found by Cheapflights users on 4/16. 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 5/15:47 pmSGU - BOI
1 stop5h 05mUnited Airlines
Mon 5/55:25 pmBOI - SGU
1 stop5h 32mUnited Airlines
Deal found 4/16$379
This United Airlines deal was found by Cheapflights users on 4/17. 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 5/211:02 amSGU - GEG
2 stops13h 36mUnited Airlines
Tue 5/64:10 pmGEG - SGU
1 stop5h 47mUnited Airlines
Deal found 4/17$483
This Alaska Airlines deal was found by Cheapflights users on 4/16. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/306:30 amSGU - GEG
3 stops10h 07mAlaska Airlines
Sat 5/311:30 amGEG - SGU
2 stops11h 33mAlaska Airlines
Deal found 4/16$571
This United Airlines deal was found by Cheapflights users on 4/17. 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 6/125:25 pmSGU - IDA
1 stop5h 26mUnited Airlines
Mon 6/165:55 pmIDA - SGU
1 stop5h 01mUnited Airlines
Deal found 4/17$580
This United Airlines deal was found by Cheapflights users on 4/16. 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 6/1211:30 amSGU - JAC
1 stop26h 18mUnited Airlines
Mon 6/165:48 pmJAC - SGU
1 stop5h 08mUnited Airlines
Deal found 4/16$613

Cheapflights Fare Finder

Customize your flight search to find flights from Saint George to Idaho 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 April 17, 2025.
Use the filters below to find and compare flights from Saint George to Idaho that are best for you.

Fly from

Saint George

Fly to

Idaho

Route

Depart

Return

Price

Saint GeorgeBoise

SGU - BOI

SGUBOI

Saint George

Wed 8/27

6:15 am-9:14 am

1 stop2h 59m

Boise Air Term. Gowen Fld

Sat 8/30

5:45 pm-10:05 pm

1 stop4h 20m

$218

Saint GeorgeSpokane

SGU - GEG

SGUGEG

Saint George

Wed 4/30

7:30 pm-10:59 pm

1 stop4h 29m

Spokane

Sat 5/3

3:21 pm-12:03 am

1 stop7h 42m

$248

Saint GeorgeSpokane

SGU - GEG

SGUGEG

Saint George

Wed 7/23

1:10 pm-4:04 pm

1 stop3h 54m

Spokane

Mon 7/28

5:00 pm-10:05 pm

1 stop4h 05m

$318

Saint GeorgeIdaho Falls

SGU - IDA

SGUIDA

Saint George

Thu 5/1

5:30 pm-10:56 pm

1 stop5h 26m

Idaho Falls Fanning Field

Mon 5/5

6:55 pm-9:52 pm

1 stop2h 57m

$333

Saint GeorgeBoise

SGU - BOI

SGUBOI

Saint George

Thu 5/1

5:47 pm-10:52 pm

1 stop5h 05m

Boise Air Term. Gowen Fld

Mon 5/5

5:25 pm-10:57 pm

1 stop5h 32m

$379

Saint GeorgeSpokane

SGU - GEG

SGUGEG

Saint George

Fri 5/2

11:02 am-11:38 pm

2 stops13h 36m

Spokane

Tue 5/6

4:10 pm-10:57 pm

1 stop5h 47m

$483

Saint GeorgeSpokane

SGU - GEG

SGUGEG

Saint George

Wed 4/30

6:30 am-3:37 pm

3 stops10h 07m

Spokane

Sat 5/3

11:30 am-12:03 am

2 stops11h 33m

$571

Saint GeorgeIdaho Falls

SGU - IDA

SGUIDA

Saint George

Thu 6/12

5:25 pm-10:51 pm

1 stop5h 26m

Idaho Falls Fanning Field

Mon 6/16

5:55 pm-10:56 pm

1 stop5h 01m

$580

Saint GeorgeJackson

SGU - JAC

SGUJAC

Saint George

Thu 6/12

11:30 am-1:48 pm

1 stop26h 18m

Jackson Hole

Mon 6/16

5:48 pm-10:56 pm

1 stop5h 08m

$613

Saint GeorgeSpokane

SGU - GEG

SGUGEG

Saint George

Sat 7/5

7:04 pm-10:57 pm

1 stop4h 53m

$174

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Showing 1-10 of 15 results
1
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Best time to book a flight from Saint George to Idaho

Have a flexible travel schedule? Discover the best time to fly to Idaho 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

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

Currently, October is the cheapest month in which you can book a flight from Saint George to Idaho (average of $314). Flying from Saint George to Idaho in June is currently the most expensive (average of $419). 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.

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

Find hourly flight availability from Saint George to Idaho. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 17, 2025.

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

Rainfall in Idaho by month

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

In terms of precipitation, rainfall in Idaho ranges from 0.2 - 1.6 inches per month. December is typically the wettest month, when rainfall can reach 1.6 in. August is typically the driest time to visit Idaho when rainfall is around 0.2 in.

Temperature in Idaho by month

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

If weather is an important factor for your trip to Idaho, 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 75.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Idaho

Get insights into the airlines that provide service to Idaho. 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. Reviews last updated April 17, 2025.
Read reviews from past customers who have flown Alaska Airlines, Delta and United Airlines from Saint George to Idaho. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,887 reviews

Food

7.1

Comfort

7.9

Entertainment

7.1

Boarding

8.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,887 reviews
Alaska Airlines
8.0
Very good
9,887 reviews

Food

7.1

Comfort

7.9

Entertainment

7.1

Boarding

8.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,916 reviews
Alaska Airlines
8.0
Very good
9,887 reviews

Food

7.1

Comfort

7.9

Entertainment

7.1

Boarding

8.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,667 reviews
Alaska Airlines
8.0
Very good
9,887 reviews

Food

7.1

Comfort

7.9

Entertainment

7.1

Boarding

8.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,887 reviews

Food

7.1

Comfort

7.9

Entertainment

7.1

Boarding

8.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

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

  • What airport do you fly from for flights from Saint George to Idaho?

    Most people fly from Saint George (SGU) if they book a flight from Saint George to Idaho. Saint George is conveniently located just 1.4 mi from Saint George’s city center.

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

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $174. Delta flights start at $183 while deals on United Airlines start at $280 one-way.

  • What are the most popular routes from Saint George to Idaho?

    When deciding which route to take from Saint George to Idaho consider Saint George - Idaho Falls Fanning Field, Saint George - Spokane or Saint George - Boise Air Term. Gowen Fld as they are the most popular.

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

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

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

    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.

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

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

    Currently, October is the cheapest month in which you can book a flight from Saint George to Idaho (average of $314). Flying from Saint George to Idaho in June is currently the most expensive (average of $419). 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

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Alternative routes for Saint George to Idaho

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Saint George to Idaho

Discover the top airline that operate flights from Saint George to Idaho. 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 April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$218Average$364FlexibilityNo cancel feeOn-timeN/A

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