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Cheap flights from Irvine to San Diego (LAX - SAN)

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The best prices from Irvine to San Diego are usually found in April or May, booked 53 days in advance, depart on a Monday or Friday and return on a Saturday

How to find the cheapest flight from
Irvine (LAX) to San Diego (SAN)

LAX - SAN
Price
$129 - $209
SAN
Temperature
66.2 - 80.6 °F
SAN
Rainfall
0 - 2.8 inches

Popular in

September

High demand for flights, 27% potential price rise

Cheapest in

April

Best time to find cheap flights, 16% potential price drop

Round-trip from

$129

From Irvine to San Diego

One-way from

$79

One-way flight from Irvine to San Diego

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Irvine to San Diego?

Users have found that leaving on a Sunday can be a cost-effective option. It’s possible to save up to 12% on your flight compared to booking on days when demand is much higher.

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

Users have found that booking a flight from Irvine to San Diego at least 17 days early can save you up to 27% on average compared to booking a flight this week. If booking 17 days before your flight isn’t an option for you, users have found flights from Irvine to San Diego for as little as $73 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $98 for flights departing within the next 3 days.

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

Flights from Irvine to San Diego lean towards being more expensive in December. Prices are generally better when you fly from Irvine to San Diego in July, with the cheapest ticket starting at $44.

When is the cheapest time to fly from Irvine to San Diego (LAX - SAN)?

It’s typically best to fly out from Irvine to San Diego in the evening. Doing so could potentially save you 31% on the flight price compared to flying at noon, which is usually more expensive.

Cheap flights from Irvine to San Diego in January, February 2021

The best prices found for LAX to SAN flights for January, February
7 Feb - 27 Feb
$82pp
LAX
Los Angeles
Multiple Airlines
 
1 STOP
SAN
San Diego
SAN
San Diego
Multiple Airlines
 
1 STOP
LAX
Los Angeles
7 Feb - 27 Feb
$96pp
LAX
Los Angeles
Multiple Airlines
 
1 STOP
SAN
San Diego
SAN
San Diego
Multiple Airlines
   
2 STOPS
LAX
Los Angeles
21 Feb - 28 Feb
$97pp
LAX
Los Angeles
Multiple Airlines
 
1 STOP
SAN
San Diego
SAN
San Diego
Frontier
 
1 STOP
LAX
Los Angeles

Irvine to San Diego 2021 flight deals

Cheap flights to San Diego from Irvine found for this year
7 Feb - 27 Feb
$82pp
LAX
Los Angeles
Multiple Airlines
 
1 STOP
SAN
San Diego
SAN
San Diego
Multiple Airlines
 
1 STOP
LAX
Los Angeles
7 Feb - 27 Feb
$96pp
LAX
Los Angeles
Multiple Airlines
 
1 STOP
SAN
San Diego
SAN
San Diego
Multiple Airlines
   
2 STOPS
LAX
Los Angeles
21 Feb - 28 Feb
$97pp
LAX
Los Angeles
Multiple Airlines
 
1 STOP
SAN
San Diego
SAN
San Diego
Frontier
 
1 STOP
LAX
Los Angeles

Non-stop flights to San Diego from Irvine

Save time with Irvine to San Diego direct flight deals
19 Feb - 28 Feb
$197pp
LAX
Los Angeles
United Airlines
Non-Stop
SAN
San Diego
SAN
San Diego
United Airlines
Non-Stop
LAX
Los Angeles
2 Feb - 6 Mar
$209pp
LAX
Los Angeles
United Airlines
Non-Stop
SAN
San Diego
SAN
San Diego
United Airlines
Non-Stop
LAX
Los Angeles
5 Feb - 12 Feb
$221pp
LAX
Los Angeles
United Airlines
Non-Stop
SAN
San Diego
SAN
San Diego
United Airlines
Non-Stop
LAX
Los Angeles

Last minute flights from Irvine to San Diego

Late deals on round-trip flights to San Diego from Irvine, departing today and this week
29 Jan - 31 Jan
$115pp
LAX
Los Angeles
Frontier
 
1 STOP
SAN
San Diego
SAN
San Diego
Frontier
 
1 STOP
LAX
Los Angeles
29 Jan - 31 Jan
$117pp
LAX
Los Angeles
Frontier
 
1 STOP
SAN
San Diego
SAN
San Diego
Frontier
 
1 STOP
LAX
Los Angeles
29 Jan - 1 Feb
$118pp
LAX
Los Angeles
Multiple Airlines
 
1 STOP
SAN
San Diego
SAN
San Diego
Multiple Airlines
 
1 STOP
LAX
Los Angeles

One-way flights to San Diego from Irvine

The cheapest one-way flights from Irvine to San Diego
3:40 am - 6:22 pm
Multiple Airlines
3 Stops
38h 42m
LAX - SAN
Multiple Airlines
$79
Gotogate
7:49 pm - 5:24 am
Frontier
2 Stops
9h 35m
LAX - SAN
Frontier
$90
CheapFlights
4:58 pm - 2:23 pm
Spirit Airlines
2 Stops
21h 25m
LAX - SAN
Spirit Airlines
$102
Kiwi.com

Related info for your journey

Useful info, stats and facts about Irvine to San Diego flights.

Flight FAQs

From Irvine to San Diego

Are flight prices decreasing from Los Angeles to San Diego due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Los Angeles and San Diego for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from Los Angeles to San Diego to control the spread of COVID-19?

Alaska Airlines and Delta are some of the many airlines that have implemented additional safety measures to control the spread of COVID-19. Some of the new policies that have been implemented to accommodate travelers flying from Los Angeles to San Diego are improved sanitation, HEPA filters, mask requirements, social distance seating (for a limited time), and pre-flight testing for antibodies and symptoms. Policies will vary by airline.

Which airlines flying from Los Angeles to San Diego have flexible cancellations due to COVID-19?

Some of the carriers operating flights from Los Angeles to San Diego that may be offering flexible cancellation policies are American Airlines, Delta, and United Airlines. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Can I find flights from Irvine to San Diego for under $100 on Cheapflights?

Yes, there are multiple flights from Irvine to San Diego for under $100. The cheapest flight booked recently is on Multiple Airlines for just $82, but on average you can expect to pay $111.

Are there nonstop flights from Irvine to San Diego for under $200 on Cheapflights?

Cheapflights has at least 10 direct flights from Irvine to San Diego under $200. A good price for a nonstop flight from Irvine to San Diego is less than $1,706.

Are there last-minute flights available from Irvine to San Diego for under $200?

There are currently 20+ open flights from Irvine to San Diego within the next 7 days for less than $200.

How popular is this flight route?

The Los Angeles to San Diego flight path was viewed by 58 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

Does it rain more in Los Angeles or San Diego?

The rainfall in Los Angeles is generally less than the rainfall in San Diego. This will continue over the next 10 days.

Is Los Angeles weather warmer or cooler than San Diego?

Expect the weather to be around 90 °F on average in August. As the temperature peaks, try to get your plans done early, as flight price and availability will have an impact on your travels. The climate in San Diego is generally colder than in Los Angeles.

How long is the flight from Irvine to San Diego?

For as low as $150, Frontier can have you in San Diego from Irvine in 4h 50m. 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 Irvine to San Diego round-trip?

Frontier, at $101, was found to be the cheapest airline from Irvine to San Diego. An alternate airline flying to your destination would be Spirit Airlines. Users have found that Frontier is 34% cheaper than the other options available to this destination.

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

To fly one-way, consider booking your trip with Spirit Airlines, which is currently one of the cheapest options available, starting at $32. Frontier flights start at $42 while deals on United Airlines start at $94 one-way.

Alternative routes for Irvine to San Diego

Destination information for San Diego

Things to know before you go. Useful info for your trip from Irvine to San Diego
Average temperature for January in San Diego
68.0 °F
Avg rainfall for January in San Diego
2.7 ″

Airports servicing Los Angeles

Airports servicing San Diego

Top 5 airlines flying from Irvine to San Diego

The chart below displays the airlines Cheapflights users traveling from Irvine to San Diego choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.

Airline Cheapest Average Flexibility On-time COVID-19 safety
United Airlines
$99 $205 No cancel fee 69%
Delta
$99 $216 No cancel fee N/A
Spirit Airlines
$158 $223 No cancel fee 65%
American Airlines
$99 $262 No cancel fee 71%
Alaska Airlines
$91 $271 No cancel fee 75%

Hourly flight availability from Irvine to San Diego

Evening 6 PM to midnight 55% of LAX to SAN departures
Morning 6 AM to noon 27% of LAX to SAN departures
Afternoon Noon to 6 PM 17% of LAX to SAN departures
Early morning Midnight to 6 AM 1% of LAX to SAN departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Irvine to San Diego
Sunday
9 daily flights
Monday
10 daily flights
Tuesday
7 daily flights
Wednesday
8 daily flights
Thursday
9 daily flights
Friday
10 daily flights
Saturday
9 daily flights
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