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$76+ Cheap flights from Irvine, CA to San Antonio (SAT)

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 5/13. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SAT
Apr 6 — Apr 131
Sun 4/6
Sun 4/13
1 adult, Economy
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Cheapflights Tip: The best prices from Irvine to San Antonio are usually found in September or October, booked 71 days in advance, depart on a Tuesday or Wednesday and return on a Saturday

Cheap flight deals from Irvine to San Antonio

Keep the following information in mind while searching for Irvine to San Antonio flight deals. Data was last updated April 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$109
(Cheapflightsfares)

One-way from

$76
(CheapOair)

Popular in

April

Cheapest in

September

Average price

$288
Provider with most accurate pricing for Los Angeles-San Antonio flight deals.
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Provider most trusted by Cheapflights users for Los Angeles-San Antonio flights.
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From Irvine to San Antonio
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One-way flight from Irvine to San Antonio
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Highest demand for flights based on searches. 8% potential increase in price ($20 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Irvine to San Antonio

Cheapest flights from Irvine to San Antonio
Explore the most affordable flight options available from Irvine to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 1, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 3/31. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/236:35 pmLAX - SAT
1 stop7h 59mSpirit Airlines
Fri 4/257:00 amSAT - LAX
Nonstop3h 05mSpirit Airlines
Deal found 3/31$109
This CheapOair deal was found by Cheapflights users on 3/31. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/212:35 pmLAX - SAT
1 stop24h 17mMultiple Airlines
Sun 4/277:00 amSAT - LAX
Nonstop3h 05mMultiple Airlines
Deal found 3/31$191
This eDestinos deal was found by Cheapflights users on 3/31. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/95:25 pmLAX - SAT
1 stop20h 14mFrontier
Thu 4/174:34 pmSAT - LAX
1 stop26h 01mFrontier
Deal found 3/31$196
This American Airlines deal was found by Cheapflights users on 4/1. 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 5/1612:59 amLAX - SAT
1 stop5h 38mAmerican Airlines
Wed 5/212:29 pmSAT - LAX
Nonstop3h 23mAmerican Airlines
Deal found 4/1$249

Cheapflights Fare Finder

Customize your flight search to find flights from Irvine to San Antonio 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 April 1, 2025.
Use the filters below to find and compare flights from Irvine to San Antonio that are best for you.

Fly from

Irvine

Fly to

San Antonio

Route

Depart

Return

Price

Los AngelesSan Antonio

LAX - SAT

LAXSAT

Los Angeles

Wed 4/23

6:35 pm-4:34 am

1 stop7h 59m

San Antonio

Fri 4/25

7:00 am-8:05 am

Nonstop3h 05m

$109

Los AngelesSan Antonio

LAX - SAT

LAXSAT

Los Angeles

Mon 4/21

2:35 pm-4:52 pm

1 stop24h 17m

San Antonio

Sun 4/27

7:00 am-8:05 am

Nonstop3h 05m

$191

Los AngelesSan Antonio

LAX - SAT

LAXSAT

Los Angeles

Fri 5/16

12:59 am-8:37 am

1 stop5h 38m

San Antonio

Wed 5/21

2:29 pm-3:52 pm

Nonstop3h 23m

$249

Los AngelesSan Antonio

LAX - SAT

LAXSAT

Los Angeles

Fri 4/18

2:35 pm-1:17 pm

1 stop20h 42m

San Antonio

Tue 4/22

5:42 pm-9:54 am

1 stop18h 12m

$251

Los AngelesSan Antonio

LAX - SAT

LAXSAT

Los Angeles

Tue 4/29

12:50 am-8:31 am

1 stop5h 41m

San Antonio

Wed 5/7

12:19 pm-4:38 pm

1 stop6h 19m

$301

Los AngelesSan Antonio

LAX - SAT

LAXSAT

Los Angeles

Tue 5/13

11:10 pm-12:32 pm

1 stop11h 22m

$76

Los AngelesSan Antonio

LAX - SAT

LAXSAT

Los Angeles

Tue 4/29

9:50 am-2:35 pm

Nonstop2h 45m

$100

Los AngelesSan Antonio

LAX - SAT

LAXSAT

Los Angeles

Sun 4/13

5:25 pm-4:14 pm

1 stop20h 49m

$103

Los AngelesSan Antonio

LAX - SAT

LAXSAT

Los Angeles

Sat 5/24

9:40 am-2:26 pm

Nonstop2h 46m

$133

Los AngelesSan Antonio

LAX - SAT

LAXSAT

Los Angeles

Tue 7/22

11:50 pm-9:10 am

1 stop7h 20m

$153

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/31

Showing 1-10 of 14 results
1
2

Best time to book a flight from Irvine to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio from Irvine 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 Irvine to San Antonio

How far ahead should I book a flight from Irvine to San Antonio?

Use this chart to determine the optimal time to book a round-trip flight from Irvine to San Antonio. Price data was last updated on March 28, 2025.

Booking 71 days in advance of your planned departure date is, on average, the best time to get cheap flights from Irvine to San Antonio. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Irvine to San Antonio?

Currently, August is the cheapest month in which you can book a flight from Irvine to San Antonio (average of $295). Flying from Irvine to San Antonio in March is currently the most expensive (average of $376). 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 IR9 to SAT?

Find hourly flight availability from Irvine to San Antonio. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 1, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Irvine to San Antonio as you normally would.

What is the cheapest day to fly from Irvine to San Antonio?

Use this chart to determine the cheapest time to fly round-trip from Irvine to San Antonio. Price data was last updated on March 30, 2025.

Travelers seeking maximum savings on their Irvine to San Antonio flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Irvine to San Antonio

Explore weekly flight availability from Irvine to San Antonio. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated April 1, 2025.

The most flights from IR9 to SAT are scheduled on a Monday (26 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (10 on average).

Rainfall in San Antonio by month

Plan your trip to San Antonio by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Antonio ranges from 1.6 - 3.7 inches per month. May is typically the wettest month, when rainfall can reach 3.7 in. December is typically the driest time to visit San Antonio when rainfall is around 1.6 in.

Temperature in San Antonio by month

Plan your trip to San Antonio by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Antonio, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing San Antonio

Get insights into the airlines that provide service to San Antonio. 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 Antonio. Reviews last updated April 1, 2025.
To help decide which airline to fly from Irvine to San Antonio, see what other customers have to say about Alaska Airlines, Southwest and Delta. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,820 reviews

Comfort

7.9

Entertainment

7.1

Overall

8.0

Crew

8.5

Boarding

8.2

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,820 reviews
Alaska Airlines
8.0
Very good
9,820 reviews

Comfort

7.9

Entertainment

7.1

Overall

8.0

Crew

8.5

Boarding

8.2

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Southwest
8.0
Very good
4,277 reviews
Alaska Airlines
8.0
Very good
9,820 reviews

Comfort

7.9

Entertainment

7.1

Overall

8.0

Crew

8.5

Boarding

8.2

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,898 reviews
Alaska Airlines
8.0
Very good
9,820 reviews

Comfort

7.9

Entertainment

7.1

Overall

8.0

Crew

8.5

Boarding

8.2

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,615 reviews
Alaska Airlines
8.0
Very good
9,820 reviews

Comfort

7.9

Entertainment

7.1

Overall

8.0

Crew

8.5

Boarding

8.2

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,820 reviews

Comfort

7.9

Entertainment

7.1

Overall

8.0

Crew

8.5

Boarding

8.2

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from Irvine to San Antonio. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to San Antonio from Irvine?

    Located just 7.6 mi from the city center, San Antonio is the airport most travelers will use when flying to San Antonio from Irvine. Booking flights from Irvine to San Antonio (SAT) should be relatively easy as there are 18 daily inbound flights from Irvine from 7 different airlines.

  • How popular is this Irvine to San Antonio flight route?

    This flight path from Irvine to San Antonio was viewed by 82 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines to fly from Irvine to San Antonio one-way?

    To fly one-way, consider booking your trip with Spirit Airlines, which is currently one of the cheapest options available, starting at $76. Delta flights start at $100 while deals on Frontier start at $135 one-way.

  • What are the most reliable airlines from Irvine to San Antonio?

    The top 3 most reliable airlines when flying from Irvine to San Antonio are SkyWest Airlines (92%), American Airlines (91%) and Alaska Airlines (91%).

  • What are the cheapest flights from Irvine to San Antonio?

    The cheapest flight price from Irvine to San Antonio is $60. On average you can expect to pay $581. The most popular route, (Los Angeles - San Antonio), can usually be booked for $69.

  • Can I find deals for flights from Irvine to San Antonio that include hotel bookings?

    Yes. In addition to deals on Irvine to San Antonio flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Irvine to San Antonio?

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

  • Can I find deals for business class flights from Irvine to San Antonio?

    Yes. Cheapflights offers flight deals from Irvine to San Antonio 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 Irvine to San Antonio?

    Currently, August is the cheapest month in which you can book a flight from Irvine to San Antonio (average of $295). Flying from Irvine to San Antonio in March is currently the most expensive (average of $376). 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 Irvine?

Book flights to Irvine if you plan to visit one of these locations
New Braunfels

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Top 7 airlines flying from Irvine to San Antonio

Discover the top 7 airlines that operate flights from Irvine to San Antonio. 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 April 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$73Average$187FlexibilityNo cancel feeOn-time65%
FrontierCheapest$100Average$180FlexibilityNo cancel feeOn-time62%
DeltaCheapest$114Average$365FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$165Average$383FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$209Average$424FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$215Average$425FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$473Average$963FlexibilityNo cancel feeOn-time75%
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