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Saint George

$175+ Cheap flights from Boise to Saint George (BOI - SGU)

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 7/8. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — SGU
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Boise to Saint George

Discover tips and strategies to find the most affordable flight options for your journey from Boise (BOI) to Saint George (SGU). 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 June 12, 2025.

Round-trip from

$218
(Delta)

One-way from

$175
(American Airlines)

Popular in

November

Cheapest in

February

Average price

$425
From Boise Air Term. Gowen Fld to Saint George
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One-way flight from Boise Air Term. Gowen Fld to Saint George
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Highest demand for flights based on searches. 25% potential increase in price ($120 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Boise to Saint George

Cheapest flights from Boise to Saint George
Explore the most affordable flight options available from Boise to Saint George. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Delta deal was found by Cheapflights users on 6/10. 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 7/105:45 amBOI - SGU
1 stop5h 18mDelta
Mon 7/146:02 amSGU - BOI
1 stop3h 24mDelta
Deal found 6/10$218
This United Airlines deal was found by Cheapflights users on 6/10. 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 8/135:42 pmBOI - SGU
1 stop5h 15mUnited Airlines
Wed 8/205:33 pmSGU - BOI
1 stop4h 48mUnited Airlines
Deal found 6/10$278
This American Airlines deal was found by Cheapflights users on 6/12. 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 8/286:35 amBOI - SGU
1 stop4h 23mAmerican Airlines
Wed 9/177:30 amSGU - BOI
1 stop5h 43mAmerican Airlines
Deal found 6/12$323

Cheapflights Fare Finder

Customize your flight search to find flights from Boise 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 June 12, 2025.
Use the filters below to find and compare flights from Boise to Saint George that are best for you.

Fly from

Boise

Fly to

Saint George

Route

Depart

Return

Price

BoiseSaint George

BOI - SGU

BOISGU

Boise Air Term. Gowen Fld

Thu 7/10

5:45 am-11:03 am

1 stop5h 18m

Saint George

Mon 7/14

6:02 am-9:26 am

1 stop3h 24m

$218

BoiseSaint George

BOI - SGU

BOISGU

Boise Air Term. Gowen Fld

Wed 8/13

5:42 pm-10:57 pm

1 stop5h 15m

Saint George

Wed 8/20

5:33 pm-10:21 pm

1 stop4h 48m

$278

BoiseSaint George

BOI - SGU

BOISGU

Boise Air Term. Gowen Fld

Thu 8/28

6:35 am-10:58 am

1 stop4h 23m

Saint George

Wed 9/17

7:30 am-1:13 pm

1 stop5h 43m

$323

BoiseSaint George

BOI - SGU

BOISGU

Boise Air Term. Gowen Fld

Tue 7/8

5:17 pm-12:10 am

1 stop6h 53m

$175

BoiseSaint George

BOI - SGU

BOISGU

Boise Air Term. Gowen Fld

Wed 7/9

6:00 pm-11:52 pm

1 stop5h 52m

$199

BoiseSaint George

BOI - SGU

BOISGU

Boise Air Term. Gowen Fld

Thu 6/19

5:10 am-9:52 am

1 stop4h 42m

$305

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Best time to book a flight from Boise to Saint George

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

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

Currently, November is the cheapest month in which you can book a flight from Boise to Saint George (average of $323). Flying from Boise to Saint George in May is currently the most expensive (average of $501). 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 BOI to SGU?

Find hourly flight availability from Boise 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 June 12, 2025.

It’s typically best to fly out from Boise to Saint George in the afternoon. Doing so could potentially save you 26% on the flight price compared to flying in the evening, which is usually more expensive.

Reviews of airlines servicing Saint George

Get insights into the airlines that provide service to Saint George. 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 Saint George. Reviews last updated June 12, 2025.
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Boise 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 are the cheapest airlines flying from Boise to Saint George round-trip?

    Delta, at $218, was found to be the cheapest airline from Boise to Saint George.Alternate airlines to your destination round-trip include United Airlines and American Airlines. You may be able to fly from Boise to Saint George for 38% less than the average price by searching for these airlines.

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

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $175. Delta flights start at $199 while deals on United Airlines start at $305 one-way.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Boise to Saint George (average of $323). Flying from Boise to Saint George in May is currently the most expensive (average of $501). 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 Boise?

Book flights to Boise if you plan to visit one of these locations
Springdale
Hurricane

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Top 2 airlines flying from Boise to Saint George

Discover the top 2 airlines that operate flights from Boise 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$218Average$339FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$243Average$353FlexibilityNo cancel feeOn-time69%

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