Cheap Flights from Sydney to San Diego

View €422 flight on Fri, 12 Sep 2025Opens in a new window

Popular airlines from Sydney to San Diego

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 15% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap flights from Sydney to San Diego (SYD-SAN)

Prices were available within the past 7 days and start at €422 for one-way flights and €815 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Sat, 14 Feb - Sat, 21 Feb
SYD
Sydney
SAN
San Diego
€815 Return, found 4 days ago
€815
Return
found 4 days ago
Select Air Canada flight, departing Sat, 14 Feb from Sydney to San Diego, returning Sat, 21 Feb, priced at €815 found 4 days ago
Air Canada
Sat, 14 Feb - Sat, 21 Feb
SYD
Sydney
SAN
San Diego
€871 Return, found 4 days ago
€871
Return
found 4 days ago
Select Air Canada flight, departing Sat, 14 Feb from Sydney to San Diego, returning Sat, 21 Feb, priced at €871 found 4 days ago
Delta
Wed, 1 Oct - Wed, 8 Oct
SYD
Sydney
SAN
San Diego
€943 Return, found 4 days ago
€943
Return
found 4 days ago
Select Delta flight, departing Wed, 1 Oct from Sydney to San Diego, returning Wed, 8 Oct, priced at €943 found 4 days ago
United
Wed, 1 Oct - Wed, 8 Oct
SYD
Sydney
SAN
San Diego
€980 Return, found 4 days ago
€980
Return
found 4 days ago
Select United flight, departing Wed, 1 Oct from Sydney to San Diego, returning Wed, 8 Oct, priced at €980 found 4 days ago
American Airlines
Sat, 14 Feb - Sat, 21 Feb
SYD
Sydney
SAN
San Diego
€1,234 Return, found 4 days ago
€1,234
Return
found 4 days ago
Select American Airlines flight, departing Sat, 14 Feb from Sydney to San Diego, returning Sat, 21 Feb, priced at €1,234 found 4 days ago
Cathay Pacific
Sat, 14 Feb - Sat, 21 Feb
SYD
Sydney
SAN
San Diego
€1,769 Return, found 4 days ago
€1,769
Return
found 4 days ago
Select Cathay Pacific flight, departing Sat, 14 Feb from Sydney to San Diego, returning Sat, 21 Feb, priced at €1,769 found 4 days ago
*Available to Expedia members.