HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Diego

$125+ 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 7/18. Fares are subject to change and may not be available on all flights or dates of travel.
SGU — SAN
Jun 12 — Jun 191
Fri 6/12
Fri 6/19
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 May 13, 2026.

This Delta deal was found by Cheapflights users on 5/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/95:50 am
SGU
-
SAN
1 stop3h 52m
Delta
Wed 6/101:25 pm
SAN
-
SGU
1 stop4h 14m
Delta
Deal found 5/8$250
This Delta deal was found by Cheapflights users on 5/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/111:10 pm
SGU
-
SAN
1 stop6h 35m
Delta
Tue 5/126:15 am
SAN
-
SGU
1 stop5h 18m
Delta
Deal found 5/8$310
This American Airlines deal was found by Cheapflights users on 5/12. 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.
Sat 5/164:38 pm
SGU
-
SAN
1 stop6h 17m
American Airlines
Mon 5/187:20 pm
SAN
-
SGU
1 stop3h 39m
American Airlines
Deal found 5/12$320
This American Airlines deal was found by Cheapflights users on 5/8. 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.
Fri 6/55:30 pm
SGU
-
SAN
1 stop5h 04m
American Airlines
Sat 6/69:51 am
SAN
-
SGU
1 stop6h 09m
American Airlines
Deal found 5/8$332
This American Airlines deal was found by Cheapflights users on 5/8. 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 5/2012:15 pm
SGU
-
SAN
1 stop4h 32m
American Airlines
Mon 5/256:25 am
SAN
-
SGU
1 stop3h 42m
American Airlines
Deal found 5/8$333
This American Airlines deal was found by Cheapflights users on 5/11. 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 7/65:30 pm
SGU
-
SAN
1 stop5h 04m
American Airlines
Fri 7/107:15 pm
SAN
-
SGU
1 stop3h 47m
American Airlines
Deal found 5/11$339
This American Airlines deal was found by Cheapflights users on 5/11. 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 5/154:38 pm
SGU
-
SAN
1 stop6h 17m
American Airlines
Sun 5/176:30 am
SAN
-
SGU
1 stop3h 59m
American Airlines
Deal found 5/11$340
This American Airlines deal was found by Cheapflights users on 5/11. 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 5/147:30 am
SGU
-
SAN
1 stop5h 27m
American Airlines
Sat 5/166:30 am
SAN
-
SGU
1 stop3h 59m
American Airlines
Deal found 5/11$358
This American Airlines deal was found by Cheapflights users on 5/12. 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.
Sat 5/3011:33 am
SGU
-
SAN
1 stop4h 55m
American Airlines
Sun 5/316:25 am
SAN
-
SGU
1 stop3h 42m
American Airlines
Deal found 5/12$362
This American Airlines deal was found by Cheapflights users on 5/12. 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.
Fri 6/1211:33 am
SGU
-
SAN
1 stop4h 54m
American Airlines
Sun 6/147:15 pm
SAN
-
SGU
1 stop4h 00m
American Airlines
Deal found 5/12$370
This American Airlines deal was found by Cheapflights users on 5/12. 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.
Fri 9/45:32 pm
SGU
-
SAN
1 stop16h 18m
American Airlines
Mon 9/76:20 am
SAN
-
SGU
1 stop14h 03m
American Airlines
Deal found 5/12$422
This United Airlines deal was found by Cheapflights users on 5/11. 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 9/235:30 pm
SGU
-
SAN
1 stop5h 57m
United Airlines
Sat 9/262:24 pm
SAN
-
SGU
1 stop24h 40m
United Airlines
Deal found 5/11$428

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 May 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$250
(Delta)

One-way from

$125
(American Airlines)

Popular in

July

Cheapest in

August

Average price

$294
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. 16% potential increase in price ($75 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
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 May 13, 2026.
Use the filters below to find and compare flights from Saint George to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Saint GeorgeSan Diego

SGU - SAN

SGUSAN

Saint George

Tue 6/9

5:50 am-8:42 am

1 stop3h 52m

San Diego

Wed 6/10

1:25 pm-6:39 pm

1 stop4h 14m

$250

Saint GeorgeSan Diego

SGU - SAN

SGUSAN

Saint George

Fri 7/3

1:48 pm-8:46 pm

1 stop7h 58m

San Diego

Sun 7/5

10:49 am-4:03 pm

1 stop4h 14m

$310

Saint GeorgeSan Diego

SGU - SAN

SGUSAN

Saint George

Sat 5/30

11:33 am-3:28 pm

1 stop4h 55m

San Diego

Sun 5/31

6:25 am-11:07 am

1 stop3h 42m

$362

Saint GeorgeSan Diego

SGU - SAN

SGUSAN

Saint George

Fri 6/12

11:33 am-3:27 pm

1 stop4h 54m

San Diego

Sun 6/14

7:15 pm-12:15 am

1 stop4h 00m

$370

Saint GeorgeSan Diego

SGU - SAN

SGUSAN

Saint George

Wed 9/23

5:30 pm-10:27 pm

1 stop5h 57m

San Diego

Sat 9/26

5:00 pm-4:04 pm

1 stop22h 04m

$428

Saint GeorgeSan Diego

SGU - SAN

SGUSAN

Saint George

Fri 6/5

5:05 am-9:05 am

1 stop5h 00m

San Diego

Sat 6/6

6:27 pm-10:59 pm

2 stops27h 32m

$436
Cheapest one-way

Saint GeorgeSan Diego

SGU - SAN

SGUSAN

Saint George

Sat 7/18

5:30 pm-9:34 pm

1 stop5h 04m

$125
Quickest one-way

Saint GeorgeSan Diego

SGU - SAN

SGUSAN

Saint George

Sun 9/13

7:00 pm-9:32 pm

1 stop3h 32m

$200

Saint GeorgeSan Diego

SGU - SAN

SGUSAN

Saint George

Sat 5/23

1:48 pm-8:46 pm

1 stop7h 58m

$254

Saint GeorgeSan Diego

SGU - SAN

SGUSAN

Saint George

Sun 9/13

5:10 am-9:58 am

2 stops29h 48m

$454

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/10

Sorted by cheapest first

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 May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Saint George-San Diego flight deals on Cheapflights vs. FlightHub >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 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 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, August is the cheapest month in which you can book a flight from Saint George to San Diego (average of $243). Flying from Saint George to San Diego in July is currently the most expensive (average of $602). 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.

How much does it cost to fly round-trip from Saint George to San Diego?

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 May 13, 2026.
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
9,706 reviews

Food

6.6

Overall

7.4

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1

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
9,706 reviews
United Airlines
7.4
Good
9,706 reviews

Food

6.6

Overall

7.4

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1

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
7.1
Good
11,662 reviews
United Airlines
7.4
Good
9,706 reviews

Food

6.6

Overall

7.4

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1

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, United Airlines, and American Airlines fly from Saint George to San Diego in about 3h 52m. The time it takes to get you to your destination can typically vary by up to 4h 06m. 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, United Airlines ($215), and American Airlines ($218) offers the cheapest pricing from Saint George to San Diego. These flights start at 44% 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, August is the cheapest month in which you can book a flight from Saint George to San Diego (average of $243). Flying from Saint George to San Diego in July is currently the most expensive (average of $602). 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
National City
Coronado
Poway
La Mesa
Julian
Lemon Grove

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.

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 May 13, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$215Average$347FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$218Average$339FlexibilityNo cancel feeOn-time71%

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.