$817+ Cheap flights to San Diego

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 3/5. Fares are subject to change and may not be available on all flights or dates of travel.
— SAN
27 Mar — 3 Apr1
1 adult
1 adult, Economy, 0 bags

Flights to San Diego in 2026

Enter your travel dates to find the best prices.

Cheapest flights to San Diego
Explore the most affordable flight options available to San Diego. Find the lowest fares based on data from user searches, with prices last updated on 25 February 2026.

Thu 16/420:45
SYD
-
SAN
2 stops27h 37m
Multiple Airlines
Wed 29/417:43
SAN
-
SYD
2 stops32h 07m
Multiple Airlines
Deal found 24/2$1,271
Thu 26/211:20
SYD
-
SAN
2 stops29h 19m
American Airlines
Wed 11/310:49
SAN
-
SYD
2 stops26h 36m
American Airlines
Deal found 23/2$1,509
Tue 21/709:10
SYD
-
SAN
2 stops23h 22m
American Airlines
Tue 1/916:33
SAN
-
SYD
1 stop21h 22m
American Airlines
Deal found 22/2$1,514
Wed 8/410:20
SYD
-
SAN
2 stops23h 56m
United Airlines
Sun 26/420:37
SAN
-
SYD
1 stop17h 23m
United Airlines
Deal found 21/2$1,524
Thu 9/409:30
SYD
-
SAN
2 stops24h 46m
United Airlines
Mon 13/419:40
SAN
-
SYD
1 stop18h 15m
United Airlines
Deal found 24/2$1,526
Thu 9/409:15
SYD
-
SAN
1 stop30h 59m
Delta
Mon 13/419:45
SAN
-
SYD
1 stop18h 05m
Delta
Deal found 24/2$1,527
Tue 21/709:30
SYD
-
SAN
2 stops23h 37m
United Airlines
Tue 1/916:06
SAN
-
SYD
2 stops21h 54m
United Airlines
Deal found 22/2$1,530
Thu 9/409:15
SYD
-
SAN
2 stops31h 33m
Delta
Sat 18/413:14
SAN
-
SYD
2 stops24h 36m
Delta
Deal found 20/2$1,540
Fri 1/509:10
SYD
-
SAN
2 stops26h 15m
American Airlines
Mon 4/509:28
SAN
-
SYD
2 stops28h 37m
American Airlines
Deal found 22/2$1,546
Wed 8/410:20
SYD
-
SAN
2 stops26h 52m
Lufthansa
Wed 15/419:40
SAN
-
SYD
1 stop18h 15m
Lufthansa
Deal found 22/2$1,550

Find flight deals to San Diego

Find the latest flights to San Diego in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 25 February 2026.

Return from

$1,271

One-way from

$817

Popular in

December

Cheapest in

September

Average price

$1,479
16/4-29/4
  • 16/4-29/4
  • 4 total stops
  • 59h 44m total
  • Sydney to San Diego
3/5
  • 3/5
  • 3 total stops
  • 46h 20m total
  • Sydney to San Diego
Highest demand for flights based on searches. 5% potential increase in price ($94 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease ($26 potential savings vs. average return price).
Average for return flights in February 2026

Cheapflights Fare Finder

 
Locate flights to San Diego that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 25 February 2026.
Use the filters below to find and compare flights to San Diego that are best for you.

Fly from

Sydney

Route

Depart

Return

Price

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Thu 16/4

20:45-20:42

1 stop16h 57m

San Diego

Wed 29/4

17:43-18:50

2 stops32h 07m

$1,445

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Wed 8/4

09:15-14:54

1 stop22h 39m

San Diego

Sun 26/4

10:05-06:50

1 stop27h 45m

$1,524

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Wed 8/4

09:30-15:39

2 stops23h 09m

San Diego

Sun 26/4

13:20-07:00

2 stops24h 40m

$1,524

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Thu 9/4

10:20-17:16

2 stops23h 56m

San Diego

Mon 13/4

16:21-07:00

2 stops21h 39m

$1,526

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Thu 16/4

09:15-22:36

1 stop30h 21m

San Diego

Wed 29/4

10:05-06:50

1 stop27h 45m

$1,527

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Thu 9/4

09:15-23:48

2 stops31h 33m

San Diego

Sat 18/4

13:14-06:50

2 stops24h 36m

$1,540

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Wed 8/4

10:20-20:12

2 stops26h 52m

San Diego

Wed 15/4

19:40-06:55

1 stop18h 15m

$1,550

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Fri 1/5

12:00-15:51

1 stop20h 51m

San Diego

Mon 4/5

13:16-07:05

2 stops24h 49m

$1,555

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Fri 10/7

09:15-18:45

2 stops26h 30m

San Diego

Fri 24/7

06:15-06:50

2 stops31h 35m

$1,560

SydneySan Diego

SYD - SAN

SYDSAN

Sydney Kingsford Smith

Fri 1/5

10:20-09:58

1 stop16h 38m

San Diego

Mon 4/5

20:45-07:00

1 stop17h 15m

$1,565

Flights are sorted by cheapest return flights first.

Deals found on 22/2

Showing 1-10 of 19 results
1
2

Best time to book a flight to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego with our price prediction graph.
Estimated return 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 to San Diego

When is the best time to book a flight to San Diego?

Use this chart to determine the optimal time to book a return flight from Sydney to San Diego. Price data was last updated on 20 February 2026.

The best time to book flights to San Diego is 24 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Reviews of airlines servicing San Diego

Get insights into the airlines that provide service to San Diego. 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 San Diego. Reviews last updated 25 February 2026.
Read reviews from past customers who have flown Alaska Airlines, Air New Zealand, andVirgin Australia to the United States. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Overall

8.0

Entertainment

7.0

Food

7.1

Comfort

7.8

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

Overall

8.0

Entertainment

7.0

Food

7.1

Comfort

7.8

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

Overall

8.0

Entertainment

7.0

Food

7.1

Comfort

7.8

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

Overall

8.0

Entertainment

7.0

Food

7.1

Comfort

7.8

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

Overall

8.0

Entertainment

7.0

Food

7.1

Comfort

7.8

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

Overall

8.0

Entertainment

7.0

Food

7.1

Comfort

7.8

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

FAQs about flying to San Diego

San Diego climate

The average daily temperature in San Diego is 21 degrees Celsius. During the summer months (June through September) and into October, temperatures of 29 degrees are not unusual. The city averages a mere 25 cm of rain and even during the coldest months of December and January, temperatures still average a mild 20 C.

Getting around San Diego

Like much of Southern California, the easiest way to get around San Diego is by car. You can find several rental car companies at the airport. Bus tickets are cheap and the trolley system is a great way to get around the city or to nearby Tijuana. The Blue Line can take you through Old Town before crossing the border into Mexico. Tickets cost a few dollars and last around two hours.

Getting from the airport to the city

The main airport for travellers on flights to San Diego is San Diego International Airport (SAN). Public transportation options from the airport include buses, light rail and trains. Car rental and taxis are also available.

What is good to know if travelling to San Diego?

  • The Hotel del Coronado on Coronado Island is the largest wooden structure in the United States.
  • The zoo is home to a family of giant pandas, and when Hua Mei was born here, she was the first baby panda born in the Western Hemisphere since 1990.
  • Each July, Mission Bay is home to a San Diego original, the Over-the-Line Tournament. This beach softball event dates from 1953 and is renowned for boisterous, anything-goes behaviour.
  • And for the holidays, kids of all ages gather in the lobby of Loews Coronado Bay Resort, where the Cat in the Hat gives regular readings of How the Grinch Stole Christmas. Theodor Geisel (Dr. Seuss) is one of San Diego’s most treasured native sons.
  • What airport do you fly into for flights to San Diego?

    Most people fly into San Diego (SAN) if they book a flight to San Diego. San Diego is conveniently located just 4.2 km from San Diego’s city centre.

  • Can I find cheaper flights to San Diego if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to San Diego on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to San Diego?

    Based on reviews from Cheapflights users, Hawaiian Airlines is rated the highest out of the airlines that fly to San Diego.

  • What is the cheapest airport to fly to in San Diego?

    San Diego is currently the cheapest airport to fly to in San Diego. One-way flights to San Diego typically cost $185, while return flights cost around $250.

  • How much is a return flight to San Diego?

    A return flight to San Diego will typically cost around $399, however they can be found for as little as $250.

  • Where does the fastest flight to San Diego depart from?

    For those looking to save time traveling to San Diego, Sydney Kingsford Smith offers the quickest one-way flight (16 hours 39 minutes).

  • Does San Diego have car hire?

    Yes. Those touching down at San Diego can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to San Diego?

    Yes. San Diego has hotels nearby for those requiring accommodations. Sheraton San Diego Resort is the closest property to San Diego (0.0 km away from San Diego).

See more FAQs

Travelling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
San Ysidro

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