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Saint George

$218+ Cheap flights from Idaho to Saint George (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 12/11. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — SGU
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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Cheap flight deals from Idaho to Saint George

Keep the following information in mind while searching for Idaho to Saint George flight deals. Data was last updated October 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$218
(Delta)

Popular in

November

Cheapest in

February

Average price

$348
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Saint George flight deals.
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Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Saint George flights.
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From Idaho to Saint George
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Highest demand for flights based on searches. 16% potential increase in price ($64 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Idaho to Saint George

Cheapest flights from Idaho to Saint George
Explore the most affordable flight options available from Idaho to Saint George. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

This Delta deal was found by Cheapflights users on 10/27. 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.
Fri 12/55:58 pmBOI - SGU
1 stop6h 07mDelta
Sun 12/76:00 amSGU - BOI
1 stop4h 15mDelta
Deal found 10/27$218
This American Airlines deal was found by Cheapflights users on 10/27. 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.
Tue 11/116:37 amBOI - SGU
1 stop4h 33mAmerican Airlines
Sat 11/157:30 amSGU - BOI
1 stop6h 16mAmerican Airlines
Deal found 10/27$228
This United Airlines deal was found by Cheapflights users on 10/27. 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 11/144:15 pmIDA - SGU
1 stop6h 43mUnited Airlines
Mon 11/175:30 pmSGU - IDA
1 stop5h 22mUnited Airlines
Deal found 10/27$258
This United Airlines deal was found by Cheapflights users on 10/27. 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 12/235:00 amIDA - SGU
1 stop5h 20mUnited Airlines
Thu 12/255:10 amSGU - IDA
1 stop4h 48mUnited Airlines
Deal found 10/27$278
This United Airlines deal was found by Cheapflights users on 10/27. 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 11/144:15 pmIDA - SGU
1 stop6h 43mUnited Airlines
Tue 11/185:10 amSGU - IDA
1 stop4h 38mUnited Airlines
Deal found 10/27$283
This Delta deal was found by Cheapflights users on 10/27. 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.
Tue 10/2811:12 amBOI - SGU
1 stop5h 39mDelta
Sat 11/13:20 pmSGU - BOI
1 stop3h 47mDelta
Deal found 10/27$288
This United Airlines deal was found by Cheapflights users on 10/27. 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 11/144:15 pmIDA - SGU
1 stop6h 43mUnited Airlines
Sat 11/155:10 amSGU - IDA
1 stop4h 38mUnited Airlines
Deal found 10/27$288
This American Airlines deal was found by Cheapflights users on 10/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/286:37 amBOI - SGU
1 stop4h 33mAmerican Airlines
Fri 12/512:15 pmSGU - BOI
1 stop7h 43mAmerican Airlines
Deal found 10/28$313
This United Airlines deal was found by Cheapflights users on 10/27. 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 11/124:15 pmIDA - SGU
1 stop6h 43mUnited Airlines
Wed 11/195:30 pmSGU - IDA
1 stop5h 22mUnited Airlines
Deal found 10/27$313
This United Airlines deal was found by Cheapflights users on 10/27. 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 11/124:15 pmIDA - SGU
1 stop6h 43mUnited Airlines
Sat 11/155:10 amSGU - IDA
1 stop4h 38mUnited Airlines
Deal found 10/27$318
This United Airlines deal was found by Cheapflights users on 10/27. 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 11/124:15 pmIDA - SGU
1 stop6h 43mUnited Airlines
Mon 11/175:30 pmSGU - IDA
1 stop5h 22mUnited Airlines
Deal found 10/27$348
This United Airlines deal was found by Cheapflights users on 10/27. 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 12/235:00 amIDA - SGU
1 stop5h 20mUnited Airlines
Wed 12/315:10 amSGU - IDA
1 stop4h 48mUnited Airlines
Deal found 10/27$357

Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho 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 October 29, 2025.
Use the filters below to find and compare flights from Idaho to Saint George that are best for you.

Fly from

Idaho

Fly to

Saint George

Route

Depart

Return

Price

BoiseSaint George

BOI - SGU

BOISGU

Boise Air Term. Gowen Fld

Thu 12/11

5:50 am-10:54 am

1 stop5h 04m

Saint George

Sat 12/13

3:20 pm-7:34 pm

1 stop4h 14m

$218

BoiseSaint George

BOI - SGU

BOISGU

Boise Air Term. Gowen Fld

Sat 3/7

1:10 pm-6:35 pm

1 stop5h 25m

Saint George

Wed 3/11

6:15 am-10:24 am

1 stop4h 09m

$218

HaileySaint George

SUN - SGU

SUNSGU

Hailey Sun Valley-Friedman

Fri 3/6

3:25 pm-6:35 pm

1 stop3h 10m

Saint George

Tue 3/10

9:05 am-2:52 pm

1 stop5h 47m

$253

Idaho FallsSaint George

IDA - SGU

IDASGU

Idaho Falls Fanning Field

Tue 12/23

5:00 am-10:20 am

1 stop5h 20m

Saint George

Thu 12/25

5:10 am-9:58 am

1 stop4h 48m

$278

SpokaneSaint George

GEG - SGU

GEGSGU

Spokane

Wed 3/11

7:21 pm-10:43 am

2 stops14h 22m

Saint George

Sat 3/14

6:15 am-9:24 am

1 stop4h 09m

$287

Idaho FallsSaint George

IDA - SGU

IDASGU

Idaho Falls Fanning Field

Fri 11/14

4:15 pm-10:58 pm

1 stop6h 43m

Saint George

Sat 11/15

5:10 am-9:48 am

1 stop4h 38m

$288

BoiseSaint George

BOI - SGU

BOISGU

Boise Air Term. Gowen Fld

Thu 4/2

8:45 am-2:40 pm

1 stop5h 55m

Saint George

Sun 4/5

1:10 pm-4:53 pm

1 stop3h 43m

$303

Idaho FallsSaint George

IDA - SGU

IDASGU

Idaho Falls Fanning Field

Wed 11/12

4:15 pm-10:58 pm

1 stop6h 43m

Saint George

Sat 11/15

5:10 am-9:48 am

1 stop4h 38m

$318

Idaho FallsSaint George

IDA - SGU

IDASGU

Idaho Falls Fanning Field

Wed 12/24

5:00 am-10:20 am

1 stop5h 20m

Saint George

Wed 12/31

5:10 am-9:58 am

1 stop4h 48m

$357

Idaho FallsSaint George

IDA - SGU

IDASGU

Idaho Falls Fanning Field

Tue 12/23

5:00 am-10:20 am

1 stop5h 20m

Saint George

Wed 12/31

5:10 am-9:58 am

1 stop4h 48m

$357

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 29 results
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Best time to book a flight from Idaho to Saint George

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

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

Currently, February is the cheapest month in which you can book a flight from Idaho to Saint George (average of $218). Flying from Idaho to Saint George in November is currently the most expensive (average of $347). 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 ID to SGU?

Find hourly flight availability from Idaho to Saint George. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 29, 2025.

When flying from Idaho to Saint George, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 38% versus a flight in the evening.

Related info for your journey

Find useful and relevant information for your journey from Idaho to Saint George. 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 into for flights to Saint George from Idaho?

    Saint George (SGU), located 1.4 mi from the city center, is the airport you fly into when you book flights from Idaho to Saint George.

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

    For as low as $218, Delta can have you in Saint George from Idaho in 5h 04m. Airlines will cover a distance of 468 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    The cheapest airline one-way is American Airlines, with whom users have recently found tickets for as low as $222. However, be on the lookout for offers from United Airlines and Delta, as they are both options that can get you from Idaho to Saint George for a low price.

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

    Most travelers choose Boise Air Term. Gowen Fld - Saint George, Spokane - Saint George or Idaho Falls Fanning Field - Saint George when deciding on the best route from Idaho to Saint George.

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Idaho to Saint George (average of $218). Flying from Idaho to Saint George in November is currently the most expensive (average of $347). 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 to Saint George

Discover the top airline that operate flights from Idaho 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 October 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$218Average$362FlexibilityNo cancel feeOn-timeN/A

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