S$ 499+ 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 20-1. Fares are subject to change and may not be available on all flights or dates of travel.
— SAN
3 Aug — 10 Aug1
1 adult

Flights to San Diego in 2025

Find the latest flights to San Diego in 2025, 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 29 July 2025.

Return from

S$ 894

One-way from

S$ 499

Popular in

July

Cheapest in

January

Average price

S$ 2,022
2-12-8-12
  • 2-12-8-12
  • 3 total stops
  • 64h 45m total
  • Singapore to San Diego
Air Canada
  • Air Canada
  • 20-1
  • 2 total stops
  • 43h 33m total
  • Singapore to San Diego
Highest demand for flights based on searches. 10% potential increase in price (S$ 241 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (S$ 58 potential savings vs. average return price).
Average for return flights in July 2025

Find flight deals to San Diego

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 29 July 2025.

Tue 2-1210:00SIN - SAN
1 stop23h 24mMultiple Airlines
Mon 8-1222:34SAN - SIN
2 stops41h 21mMultiple Airlines
Deal found 26-7S$ 894
Tue 2-1210:00SIN - SAN
1 stop23h 24mAir Canada
Tue 9-1218:10SAN - SIN
2 stops28h 40mAir Canada
Deal found 26-7S$ 896
Mon 1-922:50SIN - SAN
2 stops36h 58mAsiana Airlines
Sun 14-906:15SAN - SIN
2 stops24h 15mAsiana Airlines
Deal found 26-7S$ 1,154
Thu 4-908:45SIN - SAN
1 stop22h 38mUnited Airlines
Thu 11-916:11SAN - SIN
1 stop23h 04mUnited Airlines
Deal found 27-7S$ 1,356
Mon 1-1201:30SIN - SAN
2 stops32h 30mDelta
Sun 7-1218:55SAN - SIN
2 stops42h 05mDelta
Deal found 25-7S$ 1,374
Sun 31-801:10SIN - SAN
2 stops31h 55mKorean Air
Sun 14-907:29SAN - SIN
2 stops25h 11mKorean Air
Deal found 26-7S$ 1,383
Sat 29-1102:00SIN - SAN
2 stops32h 56mChina Airlines
Mon 8-1219:30SAN - SIN
2 stops25h 35mChina Airlines
Deal found 25-7S$ 1,507

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 29 July 2025.
Use the filters below to find and compare flights to San Diego that are best for you.

Fly from

Singapore

Route

Depart

Return

Price

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Tue 2-12

10:00-17:24

1 stop23h 24m

San Diego

Mon 8-12

22:34-07:55

2 stops41h 21m

S$ 894

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Tue 2-12

10:00-17:24

1 stop23h 24m

San Diego

Tue 9-12

18:10-14:50

2 stops28h 40m

S$ 896

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Mon 1-9

22:50-20:48

2 stops36h 58m

San Diego

Sun 14-9

06:15-21:30

2 stops24h 15m

S$ 1,154

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Thu 4-9

08:45-16:23

1 stop22h 38m

San Diego

Thu 11-9

16:11-06:15

1 stop23h 04m

S$ 1,356

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Mon 1-12

01:30-18:00

2 stops32h 30m

San Diego

Sun 7-12

18:55-05:00

2 stops42h 05m

S$ 1,374

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Sun 31-8

01:10-18:05

2 stops31h 55m

San Diego

Sun 14-9

07:29-23:40

2 stops25h 11m

S$ 1,383

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Sat 29-11

02:00-18:56

2 stops32h 56m

San Diego

Mon 8-12

19:30-13:05

2 stops25h 35m

S$ 1,507

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Tue 20-1

08:30-12:03

2 stops43h 33m

S$ 499

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Sat 1-11

10:00-23:24

3 stops28h 24m

S$ 583

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Fri 31-10

02:00-09:40

2 stops46h 40m

S$ 797

Flights are sorted by cheapest return flights first.

Deals found on 27-7

Showing 1-10 of 16 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

How long is the flight to San Diego?

On average, a flight from Singapore to San Diego takes 23 hours 24 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.

What are the cheapest airlines that fly to San Diego?

The cheapest airline flying from Singapore to San Diego is United Airlines.

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).

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 29 July 2025.
Read through reviews of airlines serving the United States, such as Korean Air, China Airlines, andAsiana Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

8.3

Overall

8.4

Food

8.1

Crew

8.7

Boarding

8.5

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.

Comfort

8.3

Overall

8.4

Food

8.1

Crew

8.7

Boarding

8.5

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.

Comfort

8.3

Overall

8.4

Food

8.1

Crew

8.7

Boarding

8.5

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.

Comfort

8.3

Overall

8.4

Food

8.1

Crew

8.7

Boarding

8.5

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.

Comfort

8.3

Overall

8.4

Food

8.1

Crew

8.7

Boarding

8.5

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.

Comfort

8.3

Overall

8.4

Food

8.1

Crew

8.7

Boarding

8.5

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.

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 best airline to fly to San Diego?

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

  • 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?

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

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