Cheap Flights from Adelaide to San Diego

Compare Adelaide to San Diego flight deals

Find the cheapest month or even day of the year to fly to San Diego

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Flight deals from Adelaide Airport to San Diego

Looking for a cheap last-minute deal or the best return flight from Adelaide to San Diego? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Adelaide to San Diego

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Adelaide to San Diego flights are currently cheapest in July.

Alternative Adelaide to San Diego routes

Looking for the cheapest, fastest or easiest route from Adelaide to San Diego? You could fly into the following airports instead.

Adelaide to San Diego: Flight information

The things to know before you go.
Cheapest flight found$2,874
Cheapest month to flyJuly

Finding cheap flights from Adelaide to San Diego: Frequently asked questions

There are 2 airports in San Diego: San Diego International and McClellan-Palomar.
The best price we found for a return flight from Adelaide to San Diego is $2,874. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Adelaide to San Diego. But we found flights with one or more stops from $2,874.
As of March 2026, there are no flights flying from Adelaide to San Diego.
The cheapest month to fly from Adelaide to San Diego is usually July.
If you're flying from Adelaide Airport, the cheapest airport near San Diego is San Diego International – which is 4.1 km away from the centre of San Diego. We've found flights into this airport from $2,874.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Adelaide Airport to San Diego on Thursday, 9 July 2026.
No airlines currently offer direct flights between Adelaide Airport and San Diego. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to San Diego but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to San Diego is around 40 days in advance, so don’t leave your flight to the last minute.
In March, the average temperature is usually around 14°C. August is typically the warmest month in San Diego, when it usually averages around 28°C. You can expect the least rain in June. The coldest month is December, with temperatures averaging 10°C. The rainiest month is February.
Currently, Jetstar offers the cheapest flight tickets to San Diego.

Flying from Adelaide Airport (ADL) to San Diego: what you need to know

  • San Diego is 17 hours 30 minutes behind Adelaide, where Adelaide Airport is located. San Diego follows the UTC-7 timezone.

  • Give yourself plenty of time to catch your ADL to San Diego flight. It's generally best to arrive two hours before international departures and an hour ahead for domestic flights.

  • If you're travelling during a bank holiday or another peak period, give yourself extra time. A good general rule is two hours before domestic flights and up to four hours before international departures. Check-in and security lines will be longer.

  • ADL is around 6 kilometres from central Adelaide. If you're catching a cab, driving or ride-sharing from the centre, it'll take you 15 minutes or so to get there, depending on traffic conditions. If you're taking public transport, expect the travel time to be around 50 minutes.

  • Catching an early flight from Adelaide Airport to San Diego? Avoid the hassle of rushing to the airport (and catch some extra z's) by choosing one of these hotels near ADL:

  • Of all flights leaving Adelaide Airport, 75.6% arrive as scheduled at their destination.

How to find the cheapest flights from Adelaide Airport (ADL) to San Diego

  • $1,617 is the cheapest price we've found for a one-way Adelaide Airport to San Diego flight. A round-trip ticket right now is $2,874. Depending on the availability and when you book, these fares may change.

  • Booking in advance is often the key to locking in a cheap flight from ADL to San Diego. Fares tend to rise as seats fill up, so the closer your departure date, the more it could cost you.

  • Landing cheap tickets from Adelaide Airport to San Diego is easier if you can be flexible with your trip dates. Try using the 'Whole month' function to access the lowest fares throughout the month and walk away with a fantastic deal.

  • Locking in a cheap flight from ADL to San Diego is easy with Price Alerts. Simply create one of these automatic notifications and we'll notify you when there's a better deal.

  • Save on your flight from Adelaide Airport to San Diego with the help of our filters. Select your ideal duration, number of stops and airlines, then sort the results by 'Cheapest' to see the best deals.

Airports in San Diego

San Diego International Airport (SAN)

  • The distance from San Diego International Airport (SAN) to central San Diego is roughly 5 kilometres. It takes around 10 minutes to reach the centre driving.

  • It typically takes 20 minutes if you're travelling on public transport.

  • Look into staying at a hotel near SAN if you're coming in on a late flight from Adelaide Airport to San Diego. Choose one of these options and make arrival day easier:

  • Go where the road takes you with a San Diego International Airport rental car. Pick up a set of wheels from Thrifty, Dollar or Budget and discover more of San Diego and beyond.

  • Secure the lowest price by reserving your vehicle from San Diego International Airport around two weeks in advance of your flight from ADL to San Diego.

  • SAN is located at N Harbour Dr.

McClellan-Palomar Airport (CLD)

  • McClellan-Palomar Airport (CLD) is about 56 kilometres from central San Diego. Once you've hopped off your flight from Adelaide Airport to San Diego, it'll take you around 40 minutes to reach the heart of the city in a ride-share or cab.

  • You can expect the journey to take about 2 hours 15 minutes on public transport.

  • There are some comfortable places to drop your things at near CLD. Settle in and get cosy after your ADL to San Diego flight at any of these well-located options:

  • The fastest way to get to where you're going is with a McClellan-Palomar Airport rental car. Pick up your wheels from Budget, Hertz or Avis and hit the road in a heartbeat.

  • Avoid filling out forms on the spot and save time at the rental desk by completing your booking beforehand. Secure your ride from CLD ahead of time so you can simply grab the keys and get going.

Best time to go to San Diego

  • Plan your trip to San Diego during the high season if you want a lively atmosphere, but remember that prices tend to be higher. Alternatively, book flights from Adelaide Airport to San Diego during low season when prices are cheaper and crowds are smaller.

  • Lock in an Adelaide Airport to San Diego flight ticket with a departure in August if you're eager to explore the city during its warmest month. You can expect temperatures to range from 17ºC to 28ºC.

  • If you like travelling in cooler conditions, search for a cheap ticket from ADL to San Diego in February when temperatures average between 7ºC and 23ºC.

More about San Diego

Explore more of United States

  • San Diego is easy to fall in love with, but there are so many other corners of United States just waiting to be explored. Around 177 kilometres north-west of San Diego, a trip to Los Angeles will keep your itinerary busy. Check out popular attractions like Griffith Observatory, The Broad and La Brea Tar Pits & Museum.

  • Around 483 kilometres east of San Diego, Phoenix is another favourite stop in United States. Experience major highlights starting with Desert Botanical Garden, Heard Museum and Papago Park.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.