Search Cheapest Flights to San Diego County

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Cheap flights to San Diego County

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, 2 Sep. - Thu, 4 Sep.
MEL
Tullamarine
SNA
John Wayne
AU$1,541 Return, found 5 days ago
AU$1,541
Return
found 5 days ago
Select United flight, departing Tue, 2 Sep. from Tullamarine to John Wayne, returning Thu, 4 Sep., priced at AU$1,541 found 5 days ago
Virgin Australia
Tue, 2 Sep. - Thu, 4 Sep.
MEL
Tullamarine
SNA
John Wayne
AU$1,931 Return, found 5 days ago
AU$1,931
Return
found 5 days ago
Select Virgin Australia flight, departing Tue, 2 Sep. from Tullamarine to John Wayne, returning Thu, 4 Sep., priced at AU$1,931 found 5 days ago
Delta
Wed, 24 Dec. - Thu, 1 Jan.
MEL
Tullamarine
SAN
San Diego Intl.
AU$2,401 Return, found 1 day ago
AU$2,401
Return
found 1 day ago
Select Delta flight, departing Wed, 24 Dec. from Tullamarine to San Diego Intl., returning Thu, 1 Jan., priced at AU$2,401 found 1 day ago
Delta
Wed, 24 Dec. - Thu, 1 Jan.
MEL
Tullamarine
SAN
San Diego Intl.
AU$2,404 Return, found 1 day ago
AU$2,404
Return
found 1 day ago
Select Delta flight, departing Wed, 24 Dec. from Tullamarine to San Diego Intl., returning Thu, 1 Jan., priced at AU$2,404 found 1 day ago
Delta
Wed, 24 Dec. - Thu, 1 Jan.
MEL
Tullamarine
SAN
San Diego Intl.
AU$2,416 Return, found 1 day ago
AU$2,416
Return
found 1 day ago
Select Delta flight, departing Wed, 24 Dec. from Tullamarine to San Diego Intl., returning Thu, 1 Jan., priced at AU$2,416 found 1 day ago
Air New Zealand
Wed, 24 Dec. - Thu, 1 Jan.
MEL
Tullamarine
SAN
San Diego Intl.
AU$2,468 Return, found 1 day ago
AU$2,468
Return
found 1 day ago
Select Air New Zealand flight, departing Wed, 24 Dec. from Tullamarine to San Diego Intl., returning Thu, 1 Jan., priced at AU$2,468 found 1 day ago
United
Wed, 24 Dec. - Thu, 1 Jan.
MEL
Tullamarine
SAN
San Diego Intl.
AU$2,562 Return, found 1 day ago
AU$2,562
Return
found 1 day ago
Select United flight, departing Wed, 24 Dec. from Tullamarine to San Diego Intl., returning Thu, 1 Jan., priced at AU$2,562 found 1 day ago
Delta
Wed, 24 Dec. - Thu, 1 Jan.
MEL
Tullamarine
SAN
San Diego Intl.
AU$2,563 Return, found 1 day ago
AU$2,563
Return
found 1 day ago
Select Delta flight, departing Wed, 24 Dec. from Tullamarine to San Diego Intl., returning Thu, 1 Jan., priced at AU$2,563 found 1 day ago
American Airlines
Wed, 24 Dec. - Thu, 1 Jan.
MEL
Tullamarine
CLD
McClellan-Palomar
AU$3,141 Return, found 1 day ago
AU$3,141
Return
found 1 day ago
Select American Airlines flight, departing Wed, 24 Dec. from Tullamarine to McClellan-Palomar, returning Thu, 1 Jan., priced at AU$3,141 found 1 day ago
United
Tue, 2 Sep. - Thu, 4 Sep.
MEL
Tullamarine
SNA
John Wayne
AU$3,221 Return, found 5 days ago
AU$3,221
Return
found 5 days ago
Select United flight, departing Tue, 2 Sep. from Tullamarine to John Wayne, returning Thu, 4 Sep., priced at AU$3,221 found 5 days ago

Cheapest Flights To San Diego County

Your boss is making it hard to whistle while you work. You could call in sick, but what fun is that? We say you should fly to San Diego County for a much-needed holiday. At lastminute.com.au, our deals are almost as hard to resist as that second in-flight beverage.

Are there cheap flights to San Diego County available?

Cheer up, frugal friend! We've found flights to San Diego County starting from AU$1,541. When you grab economy (or premium economy flights if you're feeling fancy) to San Diego County at a discount on lastminute.com.au, you still have plenty left over for a midnight snack after you get home from the nightclub (or the museum, as far as your mum is concerned).

What airlines fly to San Diego County?

Some of the most popular airlines that fly to airports in San Diego County are United, Delta, Japan Airlines, Asiana Airlines, Virgin Australia, American Airlines, Air New Zealand. What are you waiting for? You grab the ticket, we’ll start packing your carry-on.

Check out flights to these amazing San Diego County cities

Popular cities in San Diego County

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San Diego

San Diego

Deals On This Weekend's Flights

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Wyndham San Diego Bayside

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Hyatt Regency Mission Bay Spa and Marina

Hyatt Regency Mission Bay Spa and Marina

4 out of 5
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8.4/10 Very Good! (1,502 reviews)
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Reviewed on 14 Aug. 2025

Hyatt Regency Mission Bay Spa and Marina
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.