$317+ Cheap flights from Boise to Saint George (BOI - 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 9/24. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — SGU
Oct 8 — Oct 151
Round-trip
1 adult, Economy
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Find cheap flights from Boise to Saint George with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from Boise to Saint GeorgeExplore 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 September 8, 2026.
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 September 8, 2026.
This American Airlines deal was found by Cheapflights users on 9/5. 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.
Sat 9/261:52 pm -
1 stop7h 32m
Fri 10/25:36 pm -
1 stop4h 27m
Deal found 9/5![American Airlines logo]()
$334
This Delta deal was found by Cheapflights users on 9/5. 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.
Sat 9/265:20 pm -
1 stop4h 37m
Fri 10/25:50 am -
1 stop4h 01m
Deal found 9/5![Delta logo]()
$354
This Delta deal was found by Cheapflights users on 9/2. 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.
Sat 9/121:06 pm -
1 stop5h 35m
Wed 9/165:50 am -
1 stop4h 27m
Deal found 9/2![Delta logo]()
$392
This United Airlines deal was found by Cheapflights users on 9/2. 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 12/92:48 pm -
1 stop7h 29m
Sat 12/125:10 am -
1 stop4h 36m
Deal found 9/2![United Airlines logo]()
$407
This United Airlines deal was found by Cheapflights users on 9/2. 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 9/115:40 pm -
1 stop4h 34m
Wed 9/165:00 am -
1 stop4h 35m
Deal found 9/2![United Airlines logo]()
$408
This American Airlines deal was found by Cheapflights users on 9/4. 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.
Sat 11/76:06 am -
1 stop5h 08m
Mon 11/95:59 pm -
1 stop4h 58m
Deal found 9/4![American Airlines logo]()
$420
This Delta deal was found by Cheapflights users on 9/6. 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 10/86:00 am -
1 stop4h 47m
Mon 10/125:50 am -
1 stop4h 52m
Deal found 9/6![Delta logo]()
$450
This Delta deal was found by Cheapflights users on 9/3. 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 10/911:32 am -
1 stop5h 24m
Sun 10/115:50 am -
1 stop4h 52m
Deal found 9/3![Delta logo]()
$460
Best flights from Boise to Saint GeorgeDiscover carefully curated flight deals from Boise to Saint George that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 8, 2026.
Discover carefully curated flight deals from Boise to Saint George that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 8, 2026.
This Delta deal was found by Cheapflights users on 9/4. 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 9/2311:03 am -
1 stop3h 43m
Sun 9/275:50 am -
1 stop4h 01m
Deal found 9/4![Delta logo]()
$461
This United Airlines deal was found by Cheapflights users on 9/4. 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 12/96:15 am -
1 stop6h 49m
Sat 12/125:10 am -
1 stop4h 36m
Deal found 9/4![United Airlines logo]()
$482
This Delta deal was found by Cheapflights users on 9/7. 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 10/66:49 pm -
1 stop3h 06m
Tue 10/135:50 am -
1 stop4h 52m
Deal found 9/7![Delta logo]()
$480
This United Airlines deal was found by Cheapflights users on 9/2. 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 11/117:10 pm -
2 stops24h 23m
Sat 11/1410:11 am -
2 stops25h 08m
Deal found 9/2![United Airlines logo]()
$578
This Delta deal was found by Cheapflights users on 9/6. 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 11/126:45 pm -
1 stop3h 11m
Sat 11/143:20 pm -
2 stops7h 06m
Deal found 9/6![Delta logo]()
$568
This Delta deal was found by Cheapflights users on 9/2. 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 9/256:44 pm -
1 stop3h 13m
Sun 9/275:50 am -
1 stop4h 01m
Deal found 9/2![Delta logo]()
$576
Last-minute flights from Boise to Saint GeorgeDiscover last-minute flight deals from Boise to Saint George. Data last updated September 8, 2026 and is based on user searches.
Discover last-minute flight deals from Boise to Saint George. Data last updated September 8, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/2. 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 9/115:40 pm -
1 stop4h 34m
Wed 9/165:00 am -
1 stop4h 35m
Deal found 9/2![United Airlines logo]()
$408
This Delta deal was found by Cheapflights users on 9/2. 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.
Sat 9/121:06 pm -
1 stop5h 35m
Wed 9/165:50 am -
1 stop4h 27m
Deal found 9/2![Delta logo]()
$392
This Delta deal was found by Cheapflights users on 9/4. 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 9/2311:03 am -
1 stop3h 43m
Sun 9/275:50 am -
1 stop4h 01m
Deal found 9/4![Delta logo]()
$461
This American Airlines deal was found by Cheapflights users on 9/5. 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.
Sat 9/261:52 pm -
1 stop7h 32m
Fri 10/25:36 pm -
1 stop4h 27m
Deal found 9/5![American Airlines logo]()
$334
This Delta deal was found by Cheapflights users on 9/5. 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.
Sat 9/265:20 pm -
1 stop4h 37m
Fri 10/25:50 am -
1 stop4h 01m
Deal found 9/5![Delta logo]()
$354
This Delta deal was found by Cheapflights users on 9/7. 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 10/66:49 pm -
1 stop3h 06m
Tue 10/135:50 am -
1 stop4h 52m
Deal found 9/7![Delta logo]()
$480
This Delta deal was found by Cheapflights users on 9/6. 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 10/86:00 am -
1 stop4h 47m
Mon 10/125:50 am -
1 stop4h 52m
Deal found 9/6![Delta logo]()
$450
This Delta deal was found by Cheapflights users on 9/3. 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 10/911:32 am -
1 stop5h 24m
Sun 10/115:50 am -
1 stop4h 52m
Deal found 9/3![Delta logo]()
$460
One-way flights from Boise to Saint GeorgeSearch for one-way flight options from Boise to Saint George. Find affordable one-way fares based on user searches. Data last updated September 8, 2026.
Search for one-way flight options from Boise to Saint George. Find affordable one-way fares based on user searches. Data last updated September 8, 2026.
This Delta deal was found by Cheapflights users on 9/2. 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 9/248:49 am -
1 stop5h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Delta logo]()
$317
This United Airlines deal was found by Cheapflights users on 9/2. 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 9/246:50 pm -
2 stops24h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![United Airlines logo]()
$416
Find 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 September 8, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $334 (American Airlines) |
One-way from | $317 (Delta) |
Popular in | August |
Cheapest in | February |
Average price | $426 |
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 7,457,451 searches. Data last updated September 8, 2026.
Use the filters below to find and compare flights from Boise to Saint George that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
BoiseSaint George
BOI Boise Air Term. Gowen Fld - SGU Saint George
BOISGU
Boise Air Term. Gowen Fld
Thu 9/24
8:49 am-2:46 pm
1 stop5h 57m
Saint George
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$317
BoiseSaint George
BOI Boise Air Term. Gowen Fld - SGU Saint George
BOISGU
Boise Air Term. Gowen Fld
Thu 9/24
6:50 pm-7:25 pm
2 stops24h 35m
Saint George
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$416
BoiseSaint George
BOI Boise Air Term. Gowen Fld - SGU Saint George
BOISGU
Boise Air Term. Gowen Fld
Wed 9/23
11:03 am-2:46 pm
1 stop3h 43m
Saint George
Sun 9/27
5:50 am-9:51 am
1 stop4h 01m
$461
BoiseSaint George
BOI Boise Air Term. Gowen Fld - SGU Saint George
BOISGU
Boise Air Term. Gowen Fld
Tue 10/6
6:49 pm-9:55 pm
1 stop3h 06m
Saint George
Tue 10/13
5:50 am-10:42 am
1 stop4h 52m
$480
BoiseSaint George
BOI Boise Air Term. Gowen Fld - SGU Saint George
BOISGU
Boise Air Term. Gowen Fld
Wed 12/9
6:15 am-1:04 pm
1 stop6h 49m
Saint George
Sat 12/12
5:10 am-9:46 am
1 stop4h 36m
$482
BoiseSaint George
BOI Boise Air Term. Gowen Fld - SGU Saint George
BOISGU
Boise Air Term. Gowen Fld
Thu 11/12
6:45 pm-9:56 pm
1 stop3h 11m
Saint George
Sat 11/14
3:20 pm-10:26 pm
2 stops7h 06m
$568
BoiseSaint George
BOI Boise Air Term. Gowen Fld - SGU Saint George
BOISGU
Boise Air Term. Gowen Fld
Fri 9/25
6:44 pm-9:57 pm
1 stop3h 13m
Saint George
Sun 9/27
5:50 am-9:51 am
1 stop4h 01m
$576
BoiseSaint George
BOI Boise Air Term. Gowen Fld - SGU Saint George
BOISGU
Boise Air Term. Gowen Fld
Wed 11/11
7:10 pm-7:33 pm
2 stops24h 23m
Saint George
Sat 11/14
10:11 am-11:19 am
2 stops25h 08m
$578
Sorted by cheapest first
Compare providers for flights from Boise to Saint George
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boise to Saint George in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Boise-Saint George flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boise-Saint George flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boise-Saint George flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Boise-Saint George flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boise-Saint George flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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.
BOI-SGU
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.
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 September 8, 2026.
Read through reviews of airlines operating flights from Boise to Saint George, such as Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Entertainment
7.8
Food
7.2
Crew
8.5
Overall
7.8
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentKim,May 2025
PIH - SLC
Boarding
8.1
Entertainment
7.8
Food
7.2
Crew
8.5
Overall
7.8
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentKim,May 2025
PIH - SLC
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.
Traveling to a place near Saint George?
Book flights to Saint George if you plan to visit one of these locationsSpringdale
Hurricane
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Boise and Saint George flights
Browse other Boise and Saint George flight options. Last updated on September 8, 2026.
Other flights from Boise
Browse through other flights departing from Boise. Flights are based on user searches made on Cheapflights and were last updated on September 8, 2026.
Popular flight searches
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Other flights to Saint George
Explore flights to Saint George departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 8, 2026.
Top airline flying from Boise to Saint George
Discover the top airline 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 7,457,451 searches. Data last updated September 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$218 | Average$378 | FlexibilityNo cancel fee | On-timeN/A |