S$ 698+ 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 18-6. Fares are subject to change and may not be available on all flights or dates of travel.
— SAN
11 Jul — 18 Jul1
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 11 June 2026.

Tue 10-1108:50
SIN
-
SAN
1 stop25h 09m
Air Canada
Sat 21-1118:30
SAN
-
SIN
2 stops44h 30m
Air Canada
Deal found 7-6S$ 1,219
Thu 10-907:00
SIN
-
SAN
1 stop24h 12m
Air Canada
Mon 14-922:40
SAN
-
SIN
2 stops39h 35m
Air Canada
Deal found 10-6S$ 1,222
Sat 14-1108:50
SIN
-
SAN
2 stops22h 03m
Air Canada
Tue 17-1107:05
SAN
-
SIN
1 stop31h 55m
Air Canada
Deal found 7-6S$ 1,227
Mon 16-1123:10
SIN
-
SAN
2 stops34h 49m
Air Canada
Sun 22-1112:30
SAN
-
SIN
2 stops26h 30m
Air Canada
Deal found 7-6S$ 1,228
Wed 1-706:15
SIN
-
SAN
2 stops29h 43m
Multiple Airlines
Mon 27-722:30
SAN
-
SIN
2 stops39h 45m
Multiple Airlines
Deal found 8-6S$ 1,246
Thu 12-1108:50
SIN
-
SAN
1 stop20h 14m
Air Canada
Tue 17-1114:30
SAN
-
SIN
2 stops24h 30m
Air Canada
Deal found 7-6S$ 1,294
Thu 12-1108:50
SIN
-
SAN
1 stop20h 14m
Air Canada
Sat 21-1107:05
SAN
-
SIN
2 stops29h 50m
Air Canada
Deal found 7-6S$ 1,303
Thu 12-1108:50
SIN
-
SAN
1 stop20h 14m
Air Canada
Sun 22-1114:10
SAN
-
SIN
1 stop24h 50m
Air Canada
Deal found 7-6S$ 1,370

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 200,618 searches and data was last updated on 11 June 2026.

Return from

S$ 1,219

One-way from

S$ 698
Air Canada
  • Air Canada
  • 10-11-21-11
  • 3 total stops
  • 69h 39m total
  • Singapore to San Diego
Air Canada
  • Air Canada
  • 18-6
  • 1 total stop
  • 19h 53m total
  • Singapore to San Diego

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 200,618 searches and data was last updated on 11 June 2026.
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 - SAN

SINSAN

Singapore Changi

Thu 16-7

13:45-09:35

2 stops34h 50m

San Diego

Thu 23-7

21:27-12:35

2 stops24h 08m

S$ 1,375

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Thu 1-10

13:45-10:08

2 stops35h 23m

San Diego

Sat 3-10

20:53-12:35

2 stops24h 42m

S$ 1,375

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Thu 10-9

07:00-15:54

2 stops23h 54m

San Diego

Mon 14-9

16:55-11:15

2 stops27h 20m

S$ 1,381
Fastest return journey

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Thu 10-9

08:45-20:02

2 stops26h 17m

San Diego

Mon 14-9

06:17-18:35

1 stop21h 18m

S$ 1,457

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Tue 28-7

15:20-00:04

2 stops23h 44m

San Diego

Tue 25-8

19:31-19:10

1 stop32h 39m

S$ 1,507

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Thu 1-10

08:45-22:27

2 stops28h 42m

San Diego

Sat 3-10

19:41-06:15

1 stop19h 34m

S$ 1,515
Cheapest one-way
Fastest single journey

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Thu 18-6

07:00-11:53

1 stop19h 53m

S$ 698

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Sat 7-11

09:15-19:37

1 stop26h 22m

S$ 713

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Thu 12-11

09:15-19:37

1 stop26h 22m

S$ 718

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Tue 10-11

09:15-19:37

1 stop26h 22m

S$ 721

Flights are sorted by cheapest return flights first.

Deals found on 10-6

Showing 1-10 of 12 resultsSorted by cheapest first
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

Rainfall in San Diego by month

Plan your trip to San Diego by taking into account the average rainfall totals 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

Plan your trip to San Diego by taking into account the average temperature totals 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 22 hours 16 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.

  • 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 S$ 148, while return flights cost around S$ 310.

  • How much is a return flight to San Diego?

    A return flight to San Diego will typically cost around S$ 310, however they can be found for as little as S$ 310.

  • 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

Travelling to a place near San Diego?

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Chula Vista

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