S$ 632+ Cheap flights to San Diego

— SAN
9 Oct — 16 Oct1
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

Fri 30-1008:40 -
1 stop22h 45m
Wed 11-1117:15 -
1 stop21h 45m
Deal found 8-9S$ 1,157
Sun 11-1007:00 -
1 stop24h 12m
Tue 27-1017:15 -
1 stop22h 45m
Deal found 7-9S$ 1,160
Thu 12-1108:40 -
1 stop23h 45m
Mon 16-1118:26 -
2 stops44h 34m
Deal found 4-9S$ 1,217
Sun 22-1121:00 -
2 stops35h 25m
Sun 29-1114:30 -
2 stops24h 30m
Deal found 6-9S$ 1,219
Wed 21-1022:50 -
2 stops32h 10m
Wed 28-1017:15 -
1 stop22h 45m
Deal found 9-9S$ 1,226

Find flight deals to San Diego

Return from

S$ 1,157

One-way from

S$ 632

Popular in

August

Cheapest in

September

Average price

S$ 1,221
Air Canada
  • Air Canada
  • 30-10-11-11
  • 2 total stops
  • 44h 30m total
  • Singapore to San Diego
12-11-31-12
  • 12-11-31-12
  • 1 total stop
  • 25h 33m total
  • Singapore to San Diego
Highest demand for flights based on searches. 18% potential increase in price (S$ 480 potential increase over avg. return price).
Cheapest flight prices on average. 9% potential price decrease (S$ 174 potential savings vs. average return price).
Average for return flights in September 2026

Cheapflights Fare Finder

 
Use the filters below to find and compare flights to San Diego that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

SingaporeSan Diego

SIN Singapore Changi - SAN San Diego

SINSAN

Singapore Changi

Fri 30-10

08:40-10:12

2 stops40h 32m

San Diego

Wed 31-12

00:00-15:30

Nonstop0h 00m

S$ 727
Fastest return journey

SingaporeSan Diego

SIN Singapore Changi - SAN San Diego

SINSAN

Singapore Changi

Sun 7-2

23:45-15:45

1 stop32h 00m

San Diego

Wed 31-12

00:00-15:30

Nonstop0h 00m

S$ 745

SingaporeSan Diego

SIN Singapore Changi - SAN San Diego

SINSAN

Singapore Changi

Tue 9-2

23:45-15:45

1 stop32h 00m

San Diego

Wed 31-12

00:00-15:30

Nonstop0h 00m

S$ 745

SingaporeSan Diego

SIN Singapore Changi - SAN San Diego

SINSAN

Singapore Changi

Thu 11-2

00:05-21:57

2 stops37h 52m

San Diego

Wed 31-12

00:00-15:30

Nonstop0h 00m

S$ 889

SingaporeSan Diego

SIN Singapore Changi - SAN San Diego

SINSAN

Singapore Changi

Fri 30-10

18:25-10:02

2 stops54h 37m

San Diego

Wed 31-12

00:00-15:30

Nonstop0h 00m

S$ 902

SingaporeSan Diego

SIN Singapore Changi - SAN San Diego

SINSAN

Singapore Changi

Sun 11-10

07:00-08:43

2 stops40h 43m

San Diego

Tue 27-10

17:15-07:00

1 stop22h 45m

S$ 1,199

SingaporeSan Diego

SIN Singapore Changi - SAN San Diego

SINSAN

Singapore Changi

Thu 12-11

08:40-16:25

1 stop23h 45m

San Diego

Mon 16-11

18:26-07:00

2 stops44h 34m

S$ 1,217

SingaporeSan Diego

SIN Singapore Changi - SAN San Diego

SINSAN

Singapore Changi

Wed 21-10

22:50-16:00

2 stops32h 10m

San Diego

Wed 28-10

17:15-07:00

1 stop22h 45m

S$ 1,226

SingaporeSan Diego

SIN Singapore Changi - SAN San Diego

SINSAN

Singapore Changi

Wed 21-10

09:05-17:10

1 stop23h 05m

San Diego

Wed 28-10

10:56-21:55

2 stops43h 59m

S$ 1,276

Flights are sorted by cheapest return flights first.

Deals found on 4-9

Sorted by cheapest first

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

Cheapflights Insights

Everything you need to know about your flight to San Diego

Rainfall in San Diego by month

In terms of precipitation, rainfall in San Diego ranges from 0.0 - 58.0 mm per month. February is typically the wettest month, when rainfall can reach 58.0 mm. July is typically the driest time to visit San Diego when rainfall is around 0.0 mm.

Temperature in San Diego by month

If weather is an important factor for your trip to San Diego, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 14.0 C).

How long is the flight to San Diego?

On average, a flight from Singapore to San Diego takes 17 hours 59 minutes. Flights to San Diego from other popular cities in Singapore will vary in length. Below are a few examples of popular routes and their flight times.

FAQs about flying to San Diego

San Diego climate

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

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 downtown 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 for two hours. 

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 (she is now in China, mother of eight).
  • Deep discounts are available at the ARTS TIX booth downtown in Horton Plaza Park, where day-of-show tickets are available on a cash-only basis. Events include theatre, concert and dance throughout the city.
  • 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.
  • When is the best time to fly to San Diego?

    Peak season:  San Diego is a year-round destination and its high season takes in most of the year. Prices for San Diego flights and accommodation will be highest between May and August, November to January and all public holidays. If you are looking forward to the beach, beware the May Gray and June Gloom – fog by any other name.  Off season:  October, February and March are low-season months.  Shoulder season:  September and April are months of good weather and fewer crowds.

  • What airport do you fly into for flights to San Diego?

    For a flight to San Diego, you will be flying into San Diego. San Diego (SAN) is just 4.2 km from the centre of the city.

  • 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.

  • Does San Diego have rental cars?

    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

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