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S$ 660+ 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 9-6. Fares are subject to change and may not be available on all flights or dates of travel.
— SAN
30 Mar — 6 Apr1
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 25 March 2025.

Return from

S$ 1,160

One-way from

S$ 660

Popular in

July

Cheapest in

January

Average price

S$ 1,389
Air Canada
  • Air Canada
  • 31-5-8-6
  • 2 total stops
  • 55h 04m total
  • Singapore to San Diego
9-6
  • 9-6
  • 3 total stops
  • 32h 43m total
  • Singapore to San Diego
Highest demand for flights based on searches. 13% potential increase in price (S$ 322 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (S$ 65 potential savings vs. average return price).
Average for return flights in March 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 25 March 2025.

Sat 31-509:10SIN - SAN
1 stop27h 39mAir Canada
Sun 8-612:40SAN - SIN
1 stop27h 25mAir Canada
Deal found 24-3S$ 1,160
Fri 9-513:45SIN - SAN
2 stops35h 20mMultiple Airlines
Fri 16-519:57SAN - SIN
2 stops37h 38mMultiple Airlines
Deal found 25-3S$ 1,223
Wed 23-409:00SIN - SAN
1 stop24h 29mUnited Airlines
Mon 5-516:00SAN - SIN
1 stop23h 45mUnited Airlines
Deal found 24-3S$ 1,359
Tue 22-401:10SIN - SAN
2 stops36h 39mKorean Air
Mon 5-510:00SAN - SIN
2 stops42h 55mKorean Air
Deal found 24-3S$ 1,413
Mon 21-701:55SIN - SAN
2 stops29h 30mJapan Airlines
Mon 28-713:35SAN - SIN
1 stop19h 45mJapan Airlines
Deal found 25-3S$ 2,527
Tue 22-401:55SIN - SAN
2 stops25h 56mAmerican Airlines
Mon 5-513:05SAN - SIN
1 stop20h 15mAmerican Airlines
Deal found 24-3S$ 2,621
Wed 7-500:40SIN - SAN
1 stop26h 20mKLM
Thu 15-513:55SAN - SIN
1 stop34h 35mKLM
Deal found 24-3S$ 2,669
Tue 22-402:00SIN - SAN
3 stops52h 48mEthiopian Air
Mon 5-521:30SAN - SIN
2 stops50h 20mEthiopian Air
Deal found 24-3S$ 3,187

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 25 March 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

Sat 31-5

09:10-21:49

1 stop27h 39m

San Diego

Sun 8-6

12:40-07:05

1 stop27h 25m

S$ 1,160

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Fri 9-5

13:45-10:05

2 stops35h 20m

San Diego

Fri 16-5

19:57-00:35

2 stops37h 38m

S$ 1,223

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Wed 23-4

09:00-18:29

1 stop24h 29m

San Diego

Mon 5-5

16:00-06:45

1 stop23h 45m

S$ 1,359

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Tue 22-4

01:10-22:49

2 stops36h 39m

San Diego

Mon 5-5

10:00-19:55

2 stops42h 55m

S$ 1,413

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Mon 21-7

01:55-16:25

2 stops29h 30m

San Diego

Mon 28-7

13:35-00:20

1 stop19h 45m

S$ 2,527

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Tue 22-4

01:55-12:51

2 stops25h 56m

San Diego

Mon 5-5

13:05-00:20

1 stop20h 15m

S$ 2,621

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Wed 7-5

00:40-12:00

1 stop26h 20m

San Diego

Thu 15-5

13:55-15:30

1 stop34h 35m

S$ 2,669

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Tue 22-4

02:00-15:48

3 stops52h 48m

San Diego

Mon 5-5

21:30-14:50

2 stops50h 20m

S$ 3,187

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Mon 9-6

13:30-07:13

3 stops32h 43m

S$ 660

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Tue 10-6

09:10-16:09

1 stop21h 59m

S$ 898

Flights are sorted by cheapest return flights first.

Deals found on 24-3

Showing 1-10 of 17 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 21 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.

What are the cheapest airlines that fly to San Diego?

The cheapest airlines flying from Singapore to San Diego are Singapore Airlines, United Airlines and Japan 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 25 March 2025.

Entertainment

8.2

Boarding

8.5

Comfort

8.3

Crew

8.7

Food

8.1

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

Entertainment

8.2

Boarding

8.5

Comfort

8.3

Crew

8.7

Food

8.1

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

Entertainment

8.2

Boarding

8.5

Comfort

8.3

Crew

8.7

Food

8.1

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

Entertainment

8.2

Boarding

8.5

Comfort

8.3

Crew

8.7

Food

8.1

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

Entertainment

8.2

Boarding

8.5

Comfort

8.3

Crew

8.7

Food

8.1

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

Entertainment

8.2

Boarding

8.5

Comfort

8.3

Crew

8.7

Food

8.1

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

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, Singapore 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 S$ 41, while return flights cost around S$ 232.

  • 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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