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$143+ 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
May 6 — May 131
Tue 5/6
Tue 5/13
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 May 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$218
(Delta)

One-way from

$143
(American Airlines)

Popular in

October

Cheapest in

December

Average price

$525
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 May 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 May 1, 2025.

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.
Wed 8/271:10 pmSGU - BOI
1 stop3h 39mDelta
Sat 8/305:45 pmBOI - SGU
1 stop4h 20mDelta
Deal found 4/30$218
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/167:25 pmSGU - BOI
1 stop4h 07mAmerican Airlines
Sun 5/185:10 pmBOI - SGU
1 stop6h 53mAmerican Airlines
Deal found 4/30$228
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.
Wed 7/236:00 amSGU - GEG
1 stop3h 53mDelta
Mon 7/286:10 amGEG - SGU
2 stops7h 30mDelta
Deal found 4/30$264
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.
Thu 6/125:05 amSGU - IDA
1 stop4h 39mUnited Airlines
Mon 6/165:55 pmIDA - SGU
1 stop5h 01mUnited Airlines
Deal found 5/1$278
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2911:30 amSGU - BOI
1 stop4h 29mUnited Airlines
Sun 6/15:10 amBOI - SGU
1 stop4h 42mUnited Airlines
Deal found 4/30$334
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.
Mon 7/146:00 amSGU - IDA
1 stop4h 34mDelta
Wed 7/1611:20 amIDA - SGU
1 stop3h 20mDelta
Deal found 4/30$370
This United Airlines deal was found by Cheapflights users on 4/29. 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.
Sat 5/31:42 pmSGU - GEG
1 stop8h 08mUnited Airlines
Sun 5/44:10 pmGEG - SGU
1 stop5h 47mUnited Airlines
Deal found 4/29$398
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/135:05 amSGU - JAC
1 stop4h 34mUnited Airlines
Sat 5/174:15 pmJAC - SGU
1 stop17h 38mUnited Airlines
Deal found 4/30$462
This American Airlines deal was found by Cheapflights users on 4/29. 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.
Thu 7/37:30 amSGU - JAC
2 stops28h 48mAmerican Airlines
Fri 7/44:30 pmJAC - SGU
2 stops31h 40mAmerican Airlines
Deal found 4/29$617
This Delta deal was found by Cheapflights users on 4/29. 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.
Thu 7/33:18 pmSGU - JAC
1 stop5h 40mDelta
Sun 7/66:53 pmJAC - SGU
1 stop3h 02mDelta
Deal found 4/29$646
This Alaska Airlines deal was found by Cheapflights users on 4/29. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/36:30 amSGU - GEG
3 stops13h 08mAlaska Airlines
Sun 5/41:25 pmGEG - SGU
2 stops9h 38mAlaska Airlines
Deal found 4/29$1,310

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 May 1, 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 GeorgeBoise

SGU - BOI

SGUBOI

Saint George

Fri 5/16

7:25 pm-11:32 pm

1 stop4h 07m

Boise Air Term. Gowen Fld

Sun 5/18

5:10 pm-12:03 am

1 stop6h 53m

$228

Saint GeorgeSpokane

SGU - GEG

SGUGEG

Saint George

Wed 7/23

6:00 am-8:53 am

1 stop3h 53m

Spokane

Mon 7/28

6:10 am-2:40 pm

2 stops7h 30m

$264

Saint GeorgeIdaho Falls

SGU - IDA

SGUIDA

Saint George

Wed 5/14

5:05 am-9:32 am

1 stop4h 27m

Idaho Falls Fanning Field

Sun 5/18

5:00 am-9:53 am

1 stop4h 53m

$288

Saint GeorgeBoise

SGU - BOI

SGUBOI

Saint George

Thu 5/29

11:30 am-3:59 pm

1 stop4h 29m

Boise Air Term. Gowen Fld

Sun 6/1

5:10 am-9:52 am

1 stop4h 42m

$334

Saint GeorgeIdaho Falls

SGU - IDA

SGUIDA

Saint George

Mon 7/14

6:00 am-10:34 am

1 stop4h 34m

Idaho Falls Fanning Field

Wed 7/16

11:20 am-2:40 pm

1 stop3h 20m

$370

Saint GeorgeSpokane

SGU - GEG

SGUGEG

Saint George

Wed 8/6

11:30 am-11:08 pm

2 stops12h 38m

Spokane

Mon 8/11

5:15 am-1:09 pm

1 stop6h 54m

$407

Saint GeorgeJackson

SGU - JAC

SGUJAC

Saint George

Tue 5/13

5:05 am-9:39 am

1 stop4h 34m

Jackson Hole

Sat 5/17

4:15 pm-9:53 am

1 stop17h 38m

$462

Saint GeorgeJackson

SGU - JAC

SGUJAC

Saint George

Thu 7/3

7:30 am-12:18 pm

2 stops28h 48m

Jackson Hole

Fri 7/4

4:30 pm-12:10 am

2 stops31h 40m

$617

Saint GeorgeJackson

SGU - JAC

SGUJAC

Saint George

Thu 7/3

3:18 pm-8:58 pm

1 stop5h 40m

Jackson Hole

Sun 7/6

6:53 pm-9:55 pm

1 stop3h 02m

$646

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 21 results
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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 $406). 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 May 1, 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 May 1, 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
9,972 reviews

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

Comfort

7.9

Boarding

8.1

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

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

Comfort

7.9

Boarding

8.1

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

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

Comfort

7.9

Boarding

8.1

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

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

Comfort

7.9

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

Comfort

7.9

Boarding

8.1

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. 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 $143. Delta flights start at $163 while deals on United Airlines start at $199 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 - Boise Air Term. Gowen Fld, Saint George - Idaho Falls Fanning Field or Saint George - Spokane 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 $406). 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$218Average$396FlexibilityNo cancel feeOn-timeN/A

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