$51+ 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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — LAX
May 10 — May 171
Round-trip
1 adult, Economy
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Find cheap flights from San Diego to Irvine 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.Cheapflights Tip: The best prices from San Diego to Irvine are usually found in February or May, booked 13 days in advance, depart on a Thursday or Wednesday and return on a Thursday
Cheap flight deals from San Diego to Irvine
Cheapest
Best
Last-minute
One-way
Cheapest flights from San Diego to IrvineExplore 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 April 10, 2026.
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 April 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/64:17 pm
SAN
- LAX
1 stop4h 53m
Frontier
Wed 5/1310:05 pm
LAX
- SAN
1 stop14h 38m
Frontier
Deal found 4/8![Frontier logo]()
$104
This Kiwi.com deal was found by Cheapflights users on 4/6. 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 5/54:17 pm
SAN
- LAX
1 stop4h 08m
Multiple Airlines
Tue 5/1212:02 pm
LAX
- SAN
1 stop9h 02m
Multiple Airlines
Deal found 4/6![Multiple Airlines logo]()
$109
This Kiwi.com deal was found by Cheapflights users on 4/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/287:15 am
SAN
- LAX
1 stop8h 05m
Frontier
Wed 5/610:05 pm
LAX
- SAN
1 stop14h 38m
Frontier
Deal found 4/8![Frontier logo]()
$113
This Kiwi.com deal was found by Cheapflights users on 4/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/48:38 am
SAN
- LAX
1 stop13h 26m
Frontier
Thu 5/76:30 am
LAX
- SAN
1 stop17h 20m
Frontier
Deal found 4/8![Frontier logo]()
$118
This Kiwi.com deal was found by Cheapflights users on 4/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/287:15 am
SAN
- LAX
1 stop8h 05m
Frontier
Sat 5/910:05 pm
LAX
- SAN
1 stop14h 38m
Frontier
Deal found 4/8![Frontier logo]()
$119
This Kiwi.com deal was found by Cheapflights users on 4/10. 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.
Fri 5/89:37 am
SAN
- LAX
1 stop14h 39m
Frontier
Fri 5/1510:05 pm
LAX
- SAN
1 stop19h 54m
Frontier
Deal found 4/10![Frontier logo]()
$121
This Kiwi.com deal was found by Cheapflights users on 4/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/287:15 am
SAN
- LAX
1 stop8h 05m
Frontier
Thu 5/76:30 am
LAX
- SAN
1 stop17h 20m
Frontier
Deal found 4/8![Frontier logo]()
$124
This Kiwi.com deal was found by Cheapflights users on 4/9. 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.
Sat 5/96:25 am
SAN
- LAX
1 stop17h 51m
Frontier
Sat 5/166:30 am
LAX
- SAN
1 stop17h 20m
Frontier
Deal found 4/9![Frontier logo]()
$126
This Kiwi.com deal was found by Cheapflights users on 4/5. 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.
Wed 5/207:34 pm
SAN
- LAX
1 stop13h 29m
Frontier
Wed 5/2710:05 pm
LAX
- SAN
1 stop14h 38m
Frontier
Deal found 4/5![Frontier logo]()
$132
This Kiwi.com deal was found by Cheapflights users on 4/5. 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.
Wed 5/64:17 pm
SAN
- LAX
1 stop4h 53m
Frontier
Sun 5/1010:07 pm
LAX
- SAN
1 stop22h 57m
Frontier
Deal found 4/5![Frontier logo]()
$133
Best flights from San Diego to IrvineDiscover carefully curated flight deals from San Diego to Irvine that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 10, 2026.
Discover carefully curated flight deals from San Diego to Irvine that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/9. 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 5/194:17 pm
SAN
- LAX
1 stop4h 53m
Frontier
Wed 5/2012:08 pm
LAX
- SAN
1 stop6h 31m
Frontier
Deal found 4/9![Frontier logo]()
$113
This Alaska Airlines deal was found by Cheapflights users on 4/5. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/512:30 pm
SAN
- LAX
1 stop8h 44m
Alaska Airlines
Wed 5/68:25 am
LAX
- SAN
1 stop4h 34m
Alaska Airlines
Deal found 4/5![Alaska Airlines logo]()
$223
This Delta deal was found by Cheapflights users on 4/5. 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.
Thu 5/216:15 am
SAN
- LAX
Nonstop1h 18m
Delta
Thu 5/285:11 pm
LAX
- SAN
Nonstop0h 52m
Delta
Deal found 4/5![Delta logo]()
$239
This United Airlines deal was found by Cheapflights users on 4/5. 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 4/2011:01 am
SAN
- LAX
Nonstop1h 10m
United Airlines
Thu 4/304:22 pm
LAX
- SAN
Nonstop1h 02m
United Airlines
Deal found 4/5![United Airlines logo]()
$254
This Delta deal was found by Cheapflights users on 4/5. 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 5/206:45 pm
SAN
- LAX
Nonstop1h 08m
Delta
Wed 5/272:05 pm
LAX
- SAN
Nonstop0h 52m
Delta
Deal found 4/5![Delta logo]()
$239
This Delta deal was found by Cheapflights users on 4/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/3010:05 am
SAN
- LAX
Nonstop1h 09m
Delta
Sun 5/38:28 am
LAX
- SAN
Nonstop0h 56m
Delta
Deal found 4/9![Delta logo]()
$256
This Delta deal was found by Cheapflights users on 4/8. 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.
Sat 5/210:05 am
SAN
- LAX
Nonstop1h 09m
Delta
Tue 5/58:28 am
LAX
- SAN
Nonstop0h 56m
Delta
Deal found 4/8![Delta logo]()
$259
This Delta deal was found by Cheapflights users on 4/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/176:45 pm
SAN
- LAX
Nonstop1h 08m
Delta
Thu 5/289:25 am
LAX
- SAN
Nonstop0h 54m
Delta
Deal found 4/7![Delta logo]()
$259
This Delta deal was found by Cheapflights users on 4/8. 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.
Sun 5/246:15 am
SAN
- LAX
Nonstop1h 18m
Delta
Sun 5/319:25 am
LAX
- SAN
Nonstop0h 54m
Delta
Deal found 4/8![Delta logo]()
$259
This Delta deal was found by Cheapflights users on 4/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/143:15 pm
SAN
- LAX
Nonstop1h 00m
Delta
Sat 5/3010:20 pm
LAX
- SAN
Nonstop0h 55m
Delta
Deal found 4/7![Delta logo]()
$259
Last-minute flights from San Diego to IrvineDiscover last-minute flight deals from San Diego to Irvine. Data last updated April 10, 2026 and is based on user searches.
Discover last-minute flight deals from San Diego to Irvine. Data last updated April 10, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 4/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/287:15 am
SAN
- LAX
1 stop8h 05m
Frontier
Wed 5/610:05 pm
LAX
- SAN
1 stop14h 38m
Frontier
Deal found 4/8![Frontier logo]()
$113
This Kiwi.com deal was found by Cheapflights users on 4/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/287:15 am
SAN
- LAX
1 stop8h 05m
Frontier
Sat 5/910:05 pm
LAX
- SAN
1 stop14h 38m
Frontier
Deal found 4/8![Frontier logo]()
$119
This Kiwi.com deal was found by Cheapflights users on 4/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/287:15 am
SAN
- LAX
1 stop8h 05m
Frontier
Thu 5/76:30 am
LAX
- SAN
1 stop17h 20m
Frontier
Deal found 4/8![Frontier logo]()
$124
This Kiwi.com deal was found by Cheapflights users on 4/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/307:24 pm
SAN
- LAX
1 stop12h 07m
Frontier
Wed 5/610:05 pm
LAX
- SAN
1 stop14h 38m
Frontier
Deal found 4/8![Frontier logo]()
$134
This Kiwi.com deal was found by Cheapflights users on 4/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/48:38 am
SAN
- LAX
1 stop13h 26m
Frontier
Thu 5/76:30 am
LAX
- SAN
1 stop17h 20m
Frontier
Deal found 4/8![Frontier logo]()
$118
This Kiwi.com deal was found by Cheapflights users on 4/6. 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 5/54:17 pm
SAN
- LAX
1 stop4h 08m
Multiple Airlines
Tue 5/1212:02 pm
LAX
- SAN
1 stop9h 02m
Multiple Airlines
Deal found 4/6![Multiple Airlines logo]()
$109
This Kiwi.com deal was found by Cheapflights users on 4/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/64:17 pm
SAN
- LAX
1 stop4h 53m
Frontier
Wed 5/1310:05 pm
LAX
- SAN
1 stop14h 38m
Frontier
Deal found 4/8![Frontier logo]()
$104
This Kiwi.com deal was found by Cheapflights users on 4/5. 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.
Wed 5/64:17 pm
SAN
- LAX
1 stop4h 53m
Frontier
Sun 5/1010:07 pm
LAX
- SAN
1 stop22h 57m
Frontier
Deal found 4/5![Frontier logo]()
$133
This Kiwi.com deal was found by Cheapflights users on 4/9. 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.
Sat 5/96:25 am
SAN
- LAX
1 stop17h 51m
Frontier
Sat 5/166:30 am
LAX
- SAN
1 stop17h 20m
Frontier
Deal found 4/9![Frontier logo]()
$126
This Kiwi.com deal was found by Cheapflights users on 4/5. 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.
Wed 5/207:34 pm
SAN
- LAX
1 stop13h 29m
Frontier
Wed 5/2710:05 pm
LAX
- SAN
1 stop14h 38m
Frontier
Deal found 4/5![Frontier logo]()
$132
One-way flights from San Diego to IrvineSearch for one-way flight options from San Diego to Irvine. Find affordable one-way fares based on user searches. Data last updated April 10, 2026.
Search for one-way flight options from San Diego to Irvine. Find affordable one-way fares based on user searches. Data last updated April 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/5. 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 5/54:17 pm
SAN
- LAX
1 stop4h 08m
Frontier
Deal found 4/5![Frontier logo]()
$51
This Kiwi.com deal was found by Cheapflights users on 4/6. 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.
Wed 5/64:17 pm
SAN
- LAX
1 stop4h 53m
Frontier
Deal found 4/6![Frontier logo]()
$53
This Kiwi.com deal was found by Cheapflights users on 4/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/81:38 pm
SAN
- LAX
1 stop7h 32m
Frontier
Deal found 4/8![Frontier logo]()
$57
This Kiwi.com deal was found by Cheapflights users on 4/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/71:38 pm
SAN
- LAX
1 stop7h 32m
Frontier
Deal found 4/7![Frontier logo]()
$58
This Kiwi.com deal was found by Cheapflights users on 4/6. 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 6/41:38 pm
SAN
- LAX
1 stop7h 32m
Frontier
Deal found 4/6![Frontier logo]()
$59
This Kiwi.com deal was found by Cheapflights users on 4/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/298:00 am
SAN
- LAX
1 stop7h 20m
Frontier
Deal found 4/7![Frontier logo]()
$63
This Kiwi.com deal was found by Cheapflights users on 4/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/96:25 am
SAN
- LAX
1 stop17h 51m
Frontier
Deal found 4/8![Frontier logo]()
$65
This Kiwi.com deal was found by Cheapflights users on 4/6. 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 5/119:59 pm
SAN
- LAX
1 stop11h 04m
Frontier
Deal found 4/6![Frontier logo]()
$81
This Kiwi.com deal was found by Cheapflights users on 4/5. 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 4/269:00 pm
SAN
- LAX
1 stop11h 18m
Frontier
Deal found 4/5![Frontier logo]()
$82
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 April 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $104 (Kiwi.com) |
One-way from | $51 (Kiwi.com) |
Popular in | March |
Cheapest in | February |
Average price | $239 |
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 April 10, 2026.
Use the filters below to find and compare flights from San Diego to Irvine that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San DiegoLos Angeles
SAN - LAX
SANLAX
San Diego
Tue 5/19
4:17 pm-9:10 pm
1 stop4h 53m
Los Angeles
Wed 5/20
12:08 pm-6:39 pm
1 stop6h 31m
$113
San DiegoLos Angeles
SAN - LAX
SANLAX
San Diego
Tue 5/5
12:30 pm-9:14 pm
1 stop8h 44m
Los Angeles
Wed 5/6
8:25 am-12:59 pm
1 stop4h 34m
$223
San DiegoLos Angeles
SAN - LAX
SANLAX
San Diego
Thu 5/21
6:15 am-7:33 am
Nonstop1h 18m
Los Angeles
Thu 5/28
5:11 pm-6:03 pm
Nonstop0h 52m
$239
San DiegoLos Angeles
SAN - LAX
SANLAX
San Diego
Wed 5/20
6:45 pm-7:53 pm
Nonstop1h 08m
Los Angeles
Wed 5/27
2:05 pm-2:57 pm
Nonstop0h 52m
$239
San DiegoLos Angeles
SAN - LAX
SANLAX
San Diego
Mon 4/20
11:01 am-12:11 pm
Nonstop1h 10m
Los Angeles
Thu 4/30
4:22 pm-5:24 pm
Nonstop1h 02m
$254
San DiegoLos Angeles
SAN - LAX
SANLAX
San Diego
Thu 4/30
10:05 am-11:14 am
Nonstop1h 09m
Los Angeles
Sun 5/3
8:28 am-9:24 am
Nonstop0h 56m
$256
San DiegoLos Angeles
SAN - LAX
SANLAX
San Diego
Sat 5/2
10:05 am-11:14 am
Nonstop1h 09m
Los Angeles
Tue 5/5
8:28 am-9:24 am
Nonstop0h 56m
$259
San DiegoLos Angeles
SAN - LAX
SANLAX
San Diego
Sun 5/17
6:45 pm-7:53 pm
Nonstop1h 08m
Los Angeles
Thu 5/28
9:25 am-10:19 am
Nonstop0h 54m
$259
San DiegoLos Angeles
SAN - LAX
SANLAX
San Diego
Sun 5/24
6:15 am-7:33 am
Nonstop1h 18m
Los Angeles
Sun 5/31
9:25 am-10:19 am
Nonstop0h 54m
$259
Quickest round-trip
San DiegoLos Angeles
SAN - LAX
SANLAX
San Diego
Thu 5/14
3:15 pm-4:15 pm
Nonstop1h 00m
Los Angeles
Sat 5/30
10:20 pm-11:15 pm
Nonstop0h 55m
$259
Showing 1-10 of 20 resultsSorted by cheapest first
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.
SAN-LAX
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
SAN-IR9
SAN-LAX
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 April 3, 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 $97). 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 April 10, 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 at noon, which can drop the price by up to 16% 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 April 4, 2026.
Travelers seeking maximum savings on their San Diego to Irvine flight should consider departing on Monday at noon when fares are most often at their lowest. Sunday 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 April 10, 2026.
The most flights from SAN to IR9 are scheduled on a Friday (44 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (10 on average).
How much does it cost to fly round-trip from San Diego to Irvine?
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 April 10, 2026.
Get a feel of what it's like to fly with Delta,United Airlines, andSpirit 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.
Boarding
8.1
Crew
8.5
Entertainment
7.8
Food
7.2
Overall
7.9
Comfort
7.9
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Boarding
8.1
Crew
8.5
Entertainment
7.8
Food
7.2
Overall
7.9
Comfort
7.9
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Boarding
8.1
Crew
8.5
Entertainment
7.8
Food
7.2
Overall
7.9
Comfort
7.9
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Boarding
8.1
Crew
8.5
Entertainment
7.8
Food
7.2
Overall
7.9
Comfort
7.9
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
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.
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San Diego and Irvine flights
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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 April 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$41 | Average$129 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$179 | Average$231 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$179 | Average$198 | FlexibilityNo cancel fee | On-timeN/A |