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$145+ Cheap flights from Saint George to San Diego (SGU - SAN)

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 9/1. Fares are subject to change and may not be available on all flights or dates of travel.
SGU — SAN
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheap flight deals from Saint George to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Saint George (SGU) to San Diego (SAN). 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 July 29, 2025.

Round-trip from

$215
(Delta)

One-way from

$145
(Delta)

Popular in

July

Cheapest in

August

Average price

$448
From Saint George to San Diego
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One-way flight from Saint George to San Diego
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Highest demand for flights based on searches. 12% potential increase in price ($44 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Saint George to San Diego

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

This Delta deal was found by Cheapflights users on 7/29. 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.
Wed 9/311:25 amSGU - SAN
1 stop5h 29mDelta
Tue 9/96:15 amSAN - SGU
1 stop5h 16mDelta
Deal found 7/29$215
This American Airlines deal was found by Cheapflights users on 7/27. 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 8/127:30 amSGU - SAN
1 stop5h 29mAmerican Airlines
Sat 8/166:15 amSAN - SGU
1 stop3h 43mAmerican Airlines
Deal found 7/27$228
This United Airlines deal was found by Cheapflights users on 7/29. 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.
Thu 9/45:18 amSGU - SAN
1 stop4h 51mUnited Airlines
Mon 9/810:54 amSAN - SGU
1 stop4h 27mUnited Airlines
Deal found 7/29$275

Cheapflights Fare Finder

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

Fly from

Saint George

Fly to

San Diego

Route

Depart

Return

Price

Saint GeorgeSan Diego

SGU - SAN

SGUSAN

Saint George

Wed 9/3

11:25 am-3:54 pm

1 stop5h 29m

San Diego

Tue 9/9

6:15 am-12:31 pm

1 stop5h 16m

$215

Saint GeorgeSan Diego

SGU - SAN

SGUSAN

Saint George

Wed 9/3

11:25 am-1:40 pm

1 stop3h 15m

San Diego

Wed 9/10

10:54 am-4:21 pm

1 stop4h 27m

$217

Saint GeorgeSan Diego

SGU - SAN

SGUSAN

Saint George

Tue 8/12

7:30 am-11:59 am

1 stop5h 29m

San Diego

Sat 8/16

6:15 am-10:58 am

1 stop3h 43m

$228

Saint GeorgeSan Diego

SGU - SAN

SGUSAN

Saint George

Mon 9/1

6:00 am-8:39 am

1 stop3h 39m

$145

Saint GeorgeSan Diego

SGU - SAN

SGUSAN

Saint George

Tue 9/2

7:30 am-11:59 am

1 stop5h 29m

$205

Saint GeorgeSan Diego

SGU - SAN

SGUSAN

Saint George

Mon 9/1

11:25 am-3:08 pm

2 stops28h 43m

$357

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Best time to book a flight from Saint George to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego 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 San Diego

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

Currently, August is the cheapest month in which you can book a flight from Saint George to San Diego (average of $286). Flying from Saint George to San Diego in March is currently the most expensive (average of $366). 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 SAN?

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

When flying from Saint George to San Diego, 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 35% versus a flight at noon.

Reviews of airlines servicing San Diego

Get insights into the airlines that provide service to San Diego. 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 San Diego. Reviews last updated July 29, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American Airlines from Saint George to San Diego to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,977 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,977 reviews
Delta
8.0
Very good
7,977 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,899 reviews
Delta
8.0
Very good
7,977 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,977 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Saint George to San Diego. 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 Saint George to San Diego round-trip?

    According to our current data, Delta ($215), United Airlines ($217), and American Airlines ($228) offers the cheapest pricing from Saint George to San Diego. These flights start at 31% lower than the current average price 3 months from now.

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

    The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as $145. However, be on the lookout for offers from American Airlines and United Airlines, as they are both options that can get you from Saint George to San Diego for a low price.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Saint George to San Diego 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 San Diego?

    Currently, August is the cheapest month in which you can book a flight from Saint George to San Diego (average of $286). Flying from Saint George to San Diego in March is currently the most expensive (average of $366). 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 San Diego?

Book flights to San Diego if you plan to visit one of these locations
El Cajon
Chula Vista
Coronado
Poway
National City
Lemon Grove
Imperial Beach
La Mesa
Alpine
Santee

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Top 3 airlines flying from Saint George to San Diego

Discover the top 3 airlines that operate flights from Saint George to San Diego. 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 July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$218Average$268FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$218Average$278FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$223Average$347FlexibilityNo cancel feeOn-time69%

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