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$52+ Cheap flights from San Diego (SAN) to Irvine, CA

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 4/28. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — LAX
Mar 15 — Mar 221
Sun 3/15
Sun 3/22
1 adult, Economy
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Cheapflights Tip: The best prices from San Diego to Irvine are usually found in May or July, booked 13 days in advance, depart on a Thursday or Wednesday and return on a Tuesday

Cheap flight deals from San Diego to Irvine

Cheapest flights from San Diego to Irvine
Explore the most affordable flight options available from San Diego to Irvine. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 13, 2026.

This Kiwi.com deal was found by Cheapflights users on 2/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/38:00 am
SAN
-
LAX
1 stop7h 45m
Frontier
Wed 4/154:17 pm
LAX
-
SAN
1 stop6h 49m
Frontier
Deal found 2/9$106
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/94:29 pm
SAN
-
LAX
1 stop21h 23m
Frontier
Mon 3/1610:33 pm
LAX
-
SAN
1 stop15h 58m
Frontier
Deal found 2/9$109
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/911:58 am
SAN
-
LAX
1 stop9h 38m
Frontier
Tue 4/144:17 pm
LAX
-
SAN
1 stop6h 49m
Frontier
Deal found 2/9$111
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/18:20 pm
SAN
-
LAX
1 stop10h 46m
Frontier
Wed 4/154:17 pm
LAX
-
SAN
1 stop6h 49m
Frontier
Deal found 2/9$112
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/22:00 pm
SAN
-
LAX
1 stop18h 15m
Multiple Airlines
Tue 4/144:17 pm
LAX
-
SAN
1 stop6h 49m
Multiple Airlines
Deal found 2/9$113
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/2310:13 pm
SAN
-
LAX
1 stop15h 39m
Multiple Airlines
Thu 3/2610:03 am
LAX
-
SAN
1 stop7h 35m
Multiple Airlines
Deal found 2/9$115
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/242:50 pm
SAN
-
LAX
1 stop4h 40m
Multiple Airlines
Thu 3/2610:03 am
LAX
-
SAN
1 stop7h 35m
Multiple Airlines
Deal found 2/10$116
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/38:00 am
SAN
-
LAX
1 stop7h 45m
Frontier
Sat 4/186:15 am
LAX
-
SAN
1 stop13h 49m
Frontier
Deal found 2/9$117
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/52:38 pm
SAN
-
LAX
1 stop17h 42m
Frontier
Wed 4/154:17 pm
LAX
-
SAN
1 stop6h 49m
Frontier
Deal found 2/9$118
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/28:20 pm
SAN
-
LAX
1 stop19h 25m
Frontier
Thu 3/51:16 pm
LAX
-
SAN
1 stop9h 03m
Frontier
Deal found 2/10$119
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/18:20 pm
SAN
-
LAX
1 stop10h 46m
Frontier
Sat 4/186:15 am
LAX
-
SAN
1 stop13h 49m
Frontier
Deal found 2/9$123
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/232:05 pm
SAN
-
LAX
1 stop18h 10m
Multiple Airlines
Thu 2/269:16 pm
LAX
-
SAN
1 stop22h 07m
Multiple Airlines
Deal found 2/9$124

Find flight deals from San Diego to Irvine

Keep the following information in mind while searching for San Diego to Irvine flight deals. Data was last updated February 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$106
(Kiwi.com)

One-way from

$52
(Kiwi.com)

Popular in

March

Cheapest in

May

Average price

$239
Provider with most accurate pricing for San Diego-Los Angeles flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Diego-Los Angeles flights.
Search Deals
From San Diego to Irvine
Search Deals
One-way flight from San Diego to Irvine
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($32 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Diego to Irvine 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 February 13, 2026.
Use the filters below to find and compare flights from San Diego to Irvine that are best for you.

Fly from

San Diego

Fly to

Irvine

Route

Depart

Return

Price

San DiegoLos Angeles

SAN - LAX

SANLAX

San Diego

Sun 5/3

3:20 pm-6:49 pm

1 stop27h 29m

Los Angeles

Fri 5/8

7:44 pm-2:25 pm

1 stop18h 41m

$106

San DiegoLos Angeles

SAN - LAX

SANLAX

San Diego

Tue 5/19

7:15 am-11:14 pm

1 stop15h 59m

Los Angeles

Wed 5/20

4:17 pm-11:06 pm

1 stop6h 49m

$106

San DiegoLos Angeles

SAN - LAX

SANLAX

San Diego

Tue 3/24

2:50 pm-7:30 pm

1 stop4h 40m

Los Angeles

Thu 4/2

10:55 pm-7:21 am

1 stop8h 26m

$130

San DiegoLos Angeles

SAN - LAX

SANLAX

San Diego

Thu 3/5

2:38 pm-8:20 am

1 stop17h 42m

Los Angeles

Thu 4/16

6:06 pm-5:40 pm

1 stop23h 34m

$133

San DiegoLos Angeles

SAN - LAX

SANLAX

San Diego

Thu 3/19

8:39 pm-4:33 pm

1 stop19h 54m

Los Angeles

Wed 4/1

9:05 pm-7:21 am

1 stop10h 16m

$143

San DiegoLos Angeles

SAN - LAX

SANLAX

San Diego

Tue 2/24

8:00 am-3:45 pm

1 stop7h 45m

Los Angeles

Fri 2/27

9:12 am-7:23 pm

1 stop10h 11m

$146

San DiegoLos Angeles

SAN - LAX

SANLAX

San Diego

Sat 5/2

11:42 am-11:14 pm

1 stop11h 32m

Los Angeles

Sat 5/9

6:06 pm-8:34 am

2 stops14h 28m

$156

San DiegoLos Angeles

SAN - LAX

SANLAX

San Diego

Tue 3/24

2:50 pm-7:30 pm

1 stop4h 40m

Los Angeles

Thu 3/26

1:28 pm-3:30 pm

2 stops26h 02m

$164

San DiegoLos Angeles

SAN - LAX

SANLAX

San Diego

Wed 3/11

3:16 pm-12:16 am

2 stops9h 00m

Los Angeles

Wed 3/18

6:15 am-12:08 am

1 stop17h 53m

$177

San DiegoLos Angeles

SAN - LAX

SANLAX

San Diego

Wed 7/1

6:15 am-7:27 am

Nonstop1h 12m

Los Angeles

Sun 7/12

9:30 am-10:27 am

Nonstop0h 57m

$179

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/12

Showing 1-10 of 22 results
1
2
3

Best time to book a flight from San Diego to Irvine

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

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

Use this chart to determine the optimal time to book a round-trip flight from San Diego to Irvine. Price data was last updated on February 6, 2026.

To ensure you get the cheapest price possible for a flight from San Diego to Irvine, you should look to book at least 13 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, July is the cheapest month in which you can book a flight from San Diego to Irvine (average of $103). Flying from San Diego to Irvine in January is currently the most expensive (average of $188). 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 SAN to IR9?

Find hourly flight availability from San Diego to Irvine. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 13, 2026.

When flying from San Diego to Irvine, 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 12% versus a flight in the evening.

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

Use this chart to determine the cheapest time to fly round-trip from San Diego to Irvine. Price data was last updated on February 7, 2026.

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

Weekly flight availability from San Diego to Irvine

Explore weekly flight availability from San Diego to Irvine. 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 February 13, 2026.

The most flights from SAN to IR9 are scheduled on a Thursday (48 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (26 on average).

Reviews of airlines servicing Irvine

Get insights into the airlines that provide service to Irvine. 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 Irvine. Reviews last updated February 13, 2026.
Get a feel of what it's like to fly with Delta, United Airlines, and Spirit Airlines from San Diego to Irvine by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,192 reviews

Boarding

8.1

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.8

Food

7.2

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
7.9
Good
8,192 reviews
Delta
7.9
Good
8,192 reviews

Boarding

8.1

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.8

Food

7.2

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
9,285 reviews
Delta
7.9
Good
8,192 reviews

Boarding

8.1

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.8

Food

7.2

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
Spirit Airlines
6.3
Okay
8,451 reviews
Delta
7.9
Good
8,192 reviews

Boarding

8.1

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.8

Food

7.2

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 San Diego to Irvine. 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 from for flights from San Diego to Irvine?

    San Diego (SAN) is the airport you will fly out of if you book a flight from San Diego to Irvine. You should not have trouble finding flights to Irvine from San Diego; the airport handles an average of 35 outbound flights to Irvine per day. You should also have plenty of airline options to choose from since 3 airlines have flights from the San Diego airport to Irvine. It is only a 2.6 mi journey to San Diego (SAN) from San Diego’s city center.

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

    Flights from San Diego to Irvine have been viewed 143 times in the past calendar month.

  • How long is the flight from San Diego to Irvine?

    There are many flights that can get you from San Diego to Irvine in 27h 29m. Fly via Frontier to get the fastest option. There are 109 mi between San Diego and Irvine.

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

    To fly one-way, consider booking your trip with Spirit Airlines, which is currently one of the cheapest options available, starting at $35. Alaska Airlines flights start at $96 while deals on United Airlines start at $153 one-way.

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

    No one likes to see their flight delayed. When booking a flight from San Diego to Irvine consider choosing Air China (94%), EL AL (92%) or China Eastern (88%) as they are the most reliable in getting you off to your destination on time.

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

    While on average a flight from San Diego to Irvine is generally $742, our data shows the cheapest flight currently is $128. When looking at the most popular route, (San Diego - Los Angeles), you can expect to pay $118 for that flight.

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

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

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

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

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

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

    Currently, July is the cheapest month in which you can book a flight from San Diego to Irvine (average of $103). Flying from San Diego to Irvine in January is currently the most expensive (average of $188). 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

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Alternative routes for San Diego to Irvine

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Top 3 airlines flying from San Diego to Irvine

Discover the top 3 airlines that operate flights from San Diego to Irvine. 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 February 13, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$41Average$138FlexibilityNo cancel feeOn-time65%
United AirlinesCheapest$179Average$221FlexibilityNo cancel feeOn-time69%
DeltaCheapest$179Average$186FlexibilityNo cancel feeOn-timeN/A

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