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$204+ 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 3/19. Fares are subject to change and may not be available on all flights or dates of travel.
SGU — BOI
feb. 4 — feb. 111
mar. 2/4
mar. 2/11
1 adult, Economy
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Cheap flight deals from Saint George to Idaho

Discover tips and strategies to find the most affordable flight options for your journey from Saint George (SGU) to Idaho (USID). 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 enero 30, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$218
(Delta)

One-way from

$204
(Delta)

Popular in

February

Cheapest in

December

Average price

$328
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. 4% potential increase in price ($21 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in January 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 enero 30, 2025.

This Delta deal was found by Cheapflights users on 1/29. 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.
mar. 3/111:25 pmSGU - IDA
1 stop4h 48mDelta
dom. 3/166:55 pmIDA - SGU
1 stop2h 59mDelta
Deal found 1/29$218
This United Airlines deal was found by Cheapflights users on 1/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 3/15:05 amSGU - BOI
1 stop4h 59mUnited Airlines
vie. 3/75:25 pmBOI - SGU
1 stop5h 34mUnited Airlines
Deal found 1/30$218
This Delta deal was found by Cheapflights users on 1/30. 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.
sáb. 3/111:30 amSGU - BOI
2 stops10h 41mDelta
vie. 3/71:15 pmBOI - SGU
1 stop5h 25mDelta
Deal found 1/30$224
This Delta deal was found by Cheapflights users on 1/28. 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.
mié. 2/266:10 amSGU - GEG
1 stop7h 09mDelta
sáb. 3/81:15 pmGEG - SGU
1 stop4h 09mDelta
Deal found 1/28$308
This United deal was found by Cheapflights users on 1/28. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 2/2411:29 amSGU - GEG
2 stops28h 26mUnited Airlines
mié. 3/51:46 pmGEG - SGU
1 stop8h 12mUnited Airlines
Deal found 1/28$387
This United Airlines deal was found by Cheapflights users on 1/29. 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.
vie. 2/145:30 pmSGU - JAC
1 stop16h 07mUnited Airlines
mar. 2/184:20 pmJAC - SGU
1 stop6h 38mUnited Airlines
Deal found 1/29$532
This United Airlines deal was found by Cheapflights users on 1/29. 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. 2/135:05 amSGU - IDA
1 stop4h 35mUnited Airlines
lun. 2/176:30 amIDA - SGU
1 stop6h 38mUnited Airlines
Deal found 1/29$591
This Alaska Airlines deal was found by Cheapflights users on 1/28. 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.
mié. 4/212:44 pmSGU - GEG
3 stops12h 15mAlaska Airlines
mar. 4/86:15 amGEG - SGU
2 stops16h 48mAlaska Airlines
Deal found 1/28$654
This American Airlines deal was found by Cheapflights users on 1/29. 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.
dom. 2/26:22 amSGU - BOI
1 stop7h 05mAmerican Airlines
mar. 2/42:07 pmBOI - SGU
1 stop5h 00mAmerican Airlines
Deal found 1/29$963

Find flights from Saint George to Idaho within your budget

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 enero 30, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Saint GeorgeIdaho Falls

SGU - IDA

SGUIDA

Saint George

mar. 3/11

1:25 pm-6:13 pm

1 stop4h 48m

Idaho Falls Fanning Field

dom. 3/16

6:55 pm-9:54 pm

1 stop2h 59m

$218

Saint GeorgeBoise

SGU - BOI

SGUBOI

Saint George

sáb. 3/1

5:05 am-10:04 am

1 stop4h 59m

Boise Air Term. Gowen Fld

vie. 3/7

5:25 pm-10:59 pm

1 stop5h 34m

$218

Saint GeorgeBoise

SGU - BOI

SGUBOI

Saint George

sáb. 3/1

11:30 am-10:11 pm

2 stops10h 41m

Boise Air Term. Gowen Fld

vie. 3/7

1:15 pm-6:40 pm

1 stop5h 25m

$224

Saint GeorgeSpokane

SGU - GEG

SGUGEG

Saint George

mié. 2/26

6:10 am-12:19 pm

1 stop7h 09m

Spokane

sáb. 3/8

1:15 pm-6:24 pm

1 stop4h 09m

$308

Saint GeorgeSpokane

SGU - GEG

SGUGEG

Saint George

lun. 2/24

11:29 am-2:55 pm

2 stops28h 26m

Spokane

mié. 3/5

1:46 pm-10:58 pm

1 stop8h 12m

$387

Saint GeorgeJackson

SGU - JAC

SGUJAC

Saint George

vie. 2/14

5:30 pm-9:37 am

1 stop16h 07m

Jackson Hole

mar. 2/18

4:20 pm-10:58 pm

1 stop6h 38m

$532

Saint GeorgeIdaho Falls

SGU - IDA

SGUIDA

Saint George

jue. 2/13

5:05 am-9:40 am

1 stop4h 35m

Idaho Falls Fanning Field

lun. 2/17

6:30 am-1:08 pm

1 stop6h 38m

$591

Saint GeorgeSpokane

SGU - GEG

SGUGEG

Saint George

mié. 4/2

12:44 pm-11:59 pm

3 stops12h 15m

Spokane

mar. 4/8

6:15 am-12:03 am

2 stops16h 48m

$654

Saint GeorgeBoise

SGU - BOI

SGUBOI

Saint George

mié. 3/19

6:10 am-10:15 am

1 stop4h 05m

$204

Saint GeorgeIdaho Falls

SGU - IDA

SGUIDA

Saint George

vie. 2/7

5:05 am-9:52 am

1 stop4h 47m

$354

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/30

Showing 1-10 of 13 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.

Travel insights for flights from Saint George to Idaho

Get recent, data-driven insights about flights from Saint George to Idaho including ideal travel times, pricing trends, and more.

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 $436). 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 enero 30, 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 enero 30, 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
9,688 reviews

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

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
9,688 reviews
Alaska Airlines
8.0
Very good
9,688 reviews

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

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
8,454 reviews
Alaska Airlines
8.0
Very good
9,688 reviews

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

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
8,913 reviews
Alaska Airlines
8.0
Very good
9,688 reviews

Crew

8.5

Food

7.1

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Overall

8.0

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 Delta, which is currently one of the cheapest options available, starting at $204. United Airlines flights start at $354 while deals on Alaska Airlines start at $600 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 - Spokane, Saint George - Boise Air Term. Gowen Fld or Saint George - Idaho Falls Fanning Field 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 $436). 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

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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 enero 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$218Average$470FlexibilityNo cancel feeOn-timeN/A
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