HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Diego

$185+ 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 1/7. Fares are subject to change and may not be available on all flights or dates of travel.
SGU — SAN
Jan 8 — Jan 151
Thu 1/8
Thu 1/15
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Saint George to San Diego 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

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap 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 December 9, 2025.

This American Airlines deal was found by Cheapflights users on 12/8. 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.
Wed 12/107:30 amSGU - SAN
1 stop5h 27mAmerican Airlines
Sat 12/136:30 amSAN - SGU
1 stop3h 40mAmerican Airlines
Deal found 12/8$308
This United Airlines deal was found by Cheapflights users on 12/8. 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 12/245:10 amSGU - SAN
1 stop5h 30mUnited Airlines
Sun 12/2811:12 amSAN - SGU
1 stop4h 13mUnited Airlines
Deal found 12/8$328
This American Airlines deal was found by Cheapflights users on 12/9. 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 12/237:30 amSGU - SAN
1 stop5h 34mAmerican Airlines
Fri 12/267:30 pmSAN - SGU
1 stop3h 44mAmerican Airlines
Deal found 12/9$359
This American Airlines deal was found by Cheapflights users on 12/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/224:45 pmSGU - SAN
1 stop5h 55mAmerican Airlines
Fri 12/264:25 pmSAN - SGU
1 stop6h 49mAmerican Airlines
Deal found 12/7$364
This United Airlines deal was found by Cheapflights users on 12/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/255:10 amSGU - SAN
1 stop5h 29mUnited Airlines
Sun 12/284:10 pmSAN - SGU
1 stop5h 54mUnited Airlines
Deal found 12/7$419
This United Airlines deal was found by Cheapflights users on 12/8. 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 12/3012:25 pmSGU - SAN
2 stops12h 50mUnited Airlines
Sat 1/311:12 amSAN - SGU
1 stop4h 13mUnited Airlines
Deal found 12/8$432
This United Airlines deal was found by Cheapflights users on 12/8. 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 12/185:10 amSGU - SAN
1 stop5h 29mUnited Airlines
Sun 12/218:45 pmSAN - SGU
1 stop18h 40mUnited Airlines
Deal found 12/8$452
This United Airlines deal was found by Cheapflights users on 12/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/225:36 pmSGU - SAN
1 stop5h 56mUnited Airlines
Fri 12/265:40 pmSAN - SGU
2 stops15h 40mUnited Airlines
Deal found 12/7$521
This United Airlines deal was found by Cheapflights users on 12/9. 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 12/235:36 pmSGU - SAN
1 stop5h 56mUnited Airlines
Fri 12/265:40 pmSAN - SGU
2 stops15h 40mUnited Airlines
Deal found 12/9$582

Find 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 December 9, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$218
(Delta)

One-way from

$185
(Delta)

Popular in

June

Cheapest in

August

Average price

$278
Provider with most accurate pricing for Saint George-San Diego flight deals.
Search Deals
Provider most trusted by Cheapflights users for Saint George-San Diego flights.
Search Deals
From Saint George to San Diego
Search Deals
One-way flight from Saint George to San Diego
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($9 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 December 9, 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

Sat 2/21

5:50 am-8:48 am

1 stop3h 58m

San Diego

Sat 3/7

1:20 pm-6:35 pm

1 stop4h 15m

$218

Saint GeorgeSan Diego

SGU - SAN

SGUSAN

Saint George

Wed 1/7

2:45 pm-8:42 pm

1 stop6h 57m

San Diego

Sat 1/10

6:30 am-1:13 pm

1 stop5h 43m

$278

Saint GeorgeSan Diego

SGU - SAN

SGUSAN

Saint George

Wed 12/24

5:10 am-9:40 am

1 stop5h 30m

San Diego

Sun 12/28

11:12 am-4:25 pm

1 stop4h 13m

$328

Saint GeorgeSan Diego

SGU - SAN

SGUSAN

Saint George

Tue 12/30

7:30 am-12:04 pm

1 stop5h 34m

San Diego

Sat 1/3

6:15 am-11:22 am

1 stop4h 07m

$359

Saint GeorgeSan Diego

SGU - SAN

SGUSAN

Saint George

Mon 12/22

4:45 pm-9:40 pm

1 stop5h 55m

San Diego

Fri 12/26

4:25 pm-12:14 am

1 stop6h 49m

$364

Saint GeorgeSan Diego

SGU - SAN

SGUSAN

Saint George

Wed 1/7

7:10 pm-10:47 pm

1 stop4h 37m

$185

Saint GeorgeSan Diego

SGU - SAN

SGUSAN

Saint George

Wed 1/7

5:10 am-2:52 pm

2 stops10h 42m

$221

Saint GeorgeSan Diego

SGU - SAN

SGUSAN

Saint George

Sun 12/28

12:15 pm-3:24 pm

1 stop4h 09m

$222

Saint GeorgeSan Diego

SGU - SAN

SGUSAN

Saint George

Sat 1/3

5:10 am-9:39 am

1 stop5h 29m

$265

Saint GeorgeSan Diego

SGU - SAN

SGUSAN

Saint George

Sun 12/28

12:25 pm-6:43 pm

2 stops31h 18m

$421

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/8

Showing 1-10 of 11 results
1
2

Compare providers for flights from Saint George to San Diego

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 Saint George to San Diego in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Saint George-San Diego flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Saint George-San Diego flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Saint George-San Diego flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Saint George-San Diego flights, Cheapflights users trust eDreams the most. eDreams 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 Saint George-San Diego 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 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, June is the cheapest month in which you can book a flight from Saint George to San Diego (average of $218). Flying from Saint George to San Diego in March is currently the most expensive (average of $353). 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 December 9, 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 evening, which can drop the price by up to 59% 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 December 9, 2025.
Peruse reviews from past customers who have flown with 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.
United Airlines
7.4
Good
9,089 reviews

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Crew

8.1

Food

6.6

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
United Airlines
7.4
Good
9,089 reviews
United Airlines
7.4
Good
9,089 reviews

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Crew

8.1

Food

6.6

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
American Airlines
7.2
Good
11,045 reviews
United Airlines
7.4
Good
9,089 reviews

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Crew

8.1

Food

6.6

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

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.

  • How long is the flight from Saint George to San Diego?

    Airlines like Delta and United Airlines fly from Saint George to San Diego in about 3h 58m. The time it takes to get you to your destination can typically vary by up to 2h 59m. The distance between Saint George and San Diego is about 364 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Saint George to San Diego round-trip?

    According to our current data, American Airlines ($218), and United Airlines ($223) offers the cheapest pricing from Saint George to San Diego. These flights start at 32% lower than the current average price 3 months from now.

  • 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, June is the cheapest month in which you can book a flight from Saint George to San Diego (average of $218). Flying from Saint George to San Diego in March is currently the most expensive (average of $353). 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
La Mesa
Poway
Lemon Grove
Julian
National City

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Saint George to San Diego

See prices for flight routes from nearby airports that may be better suited for you.
Salt Lake City to Los Angeles flights
Salt Lake City to Las Vegas flights
Salt Lake City to San Diego flights
Salt Lake City to Santa Ana flights
Salt Lake City to San Francisco flights
Salt Lake City to Ontario flights
Salt Lake City to Burbank flights
Salt Lake City to Long Beach flights
Salt Lake City to San Jose flights
Salt Lake City to Oakland flights
Salt Lake City to Reno flights
Salt Lake City to Palm Springs flights
Salt Lake City to Sacramento flights
Salt Lake City to Santa Barbara flights
Salt Lake City to Fresno flights
Salt Lake City to Medford flights
Saint George to Los Angeles flights
Provo to Los Angeles flights
Salt Lake City to San Luis Obispo flights
Salt Lake City to Monterey flights
Saint George to Santa Ana flights
Salt Lake City to Santa Rosa flights
Salt Lake City to Arcata flights
Salt Lake City to Redding flights
Saint George to San Jose flights
Saint George to Reno flights
Cedar City to Los Angeles flights
Salt Lake City to Bakersfield flights
Saint George to Sacramento flights
Saint George to San Francisco flights
Saint George to Las Vegas flights
Saint George to Burbank flights
Salt Lake City to Tijuana flights
Cortez to Las Vegas flights
Vernal to Las Vegas flights
Salt Lake City to Yuma flights
Saint George to Long Beach flights
Elko to San Diego flights
Moab to Sacramento flights
Saint George to Oakland flights
Moab to San Jose flights
Moab to San Francisco flights
Moab to San Diego flights
Moab to Medford flights
Moab to Los Angeles flights
Cortez to San Francisco flights

Top 2 airlines flying from Saint George to San Diego

Discover the top 2 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 December 9, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$218Average$320FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$223Average$347FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.