How long is the flight from Singapore to San Diego?

For as low as £853, United Airlines can have you in San Diego from Singapore in 17h 59m. Airlines will cover a distance of 8860 mi.

In terms of precipitation, rainfall in San Diego ranges from 0.0 - 58.0 inches 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.

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).

What is the cheapest time of day to fly from SIN to SAN?

When flying from Singapore to San Diego, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Can I find deals for flights from Singapore to San Diego that include hotel bookings?

Yes. In addition to deals on Singapore to San Diego flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Singapore to San Diego?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Singapore to San Diego.

Can I find deals for business class flights from Singapore to San Diego?

Yes. Cheapflights offers flight deals from Singapore to San Diego by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£485+ Cheap Flights from Singapore to San Diego

Cheap flight deals from Singapore to San Diego

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Singapore to San Diego
Explore the most affordable flight options available from Singapore to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 October 2026.

Wed 11/1100:05 -

2 stops38h 35m

Sun 15/1109:38 -

2 stops29h 12m

Deal found 22/10£798

Tue 22/1214:25 -

2 stops25h 50m

Fri 22/119:30 -

2 stops25h 35m

Deal found 21/10£811

Mon 28/1210:10 -

2 stops39h 04m

Sun 17/119:41 -

1 stop32h 34m

Deal found 17/10£852

Thu 26/1122:20 -

1 stop29h 37m

Wed 2/1207:30 -

1 stop20h 45m

Deal found 21/10£853

Mon 9/1110:10 -

1 stop24h 27m

Mon 30/1107:30 -

1 stop20h 45m

Deal found 19/10£857

Mon 9/1122:30 -

2 stops35h 15m

Mon 30/1117:13 -

2 stops43h 47m

Deal found 20/10£863

Find flight deals from Singapore to San Diego

Round-trip from	£779
One-way from	£485
Popular in	August
Cheapest in	February
Average price	£1,024

Lufthansa
31/3-11/4
2 total stops
64h 00m total
Singapore to San Diego

Search Deals

17/11-31/12
2 total stops
34h 30m total
Singapore to San Diego

Search Deals

Highest demand for flights based on searches. 22% potential increase in price (£265 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 8% potential price decrease (£74 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2026

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SingaporeSan Diego

SIN Singapore Changi - SAN San Diego

SINSAN

Singapore Changi

Tue 17/11

14:25-08:55

2 stops34h 30m

San Diego

Wed 31/12

00:00-15:30

Nonstop0h 00m

£485

SingaporeSan Diego

SIN Singapore Changi - SAN San Diego

SINSAN

Singapore Changi

Fri 12/3

01:40-19:52

2 stops34h 12m

San Diego

Wed 31/12

00:00-15:30

Nonstop0h 00m

£488

SingaporeSan Diego

SIN Singapore Changi - SAN San Diego

SINSAN

Singapore Changi

Sat 13/3

14:25-06:40

2 stops32h 15m

San Diego

Wed 31/12

00:00-15:30

Nonstop0h 00m

£504

Fastest return journey

SingaporeSan Diego

SIN Singapore Changi - SAN San Diego

SINSAN

Singapore Changi

Sat 13/3

22:20-00:26

1 stop18h 06m

San Diego

Wed 31/12

00:00-15:30

Nonstop0h 00m

£701

SingaporeSan Diego

SIN Singapore Changi - SAN San Diego

SINSAN

Singapore Changi

Sun 21/3

10:10-22:39

1 stop27h 29m

San Diego

Wed 31/12

00:00-15:30

Nonstop0h 00m

£701

SingaporeSan Diego

SIN Singapore Changi - SAN San Diego

SINSAN

Singapore Changi

Wed 11/11

00:05-22:40

2 stops38h 35m

San Diego

Sun 15/11

09:38-06:50

2 stops29h 12m

£798

SingaporeSan Diego

SIN Singapore Changi - SAN San Diego

SINSAN

Singapore Changi

Thu 12/11

22:20-00:19

1 stop17h 59m

San Diego

Mon 16/11

06:15-20:15

1 stop22h 00m

£853

SingaporeSan Diego

SIN Singapore Changi - SAN San Diego

SINSAN

Singapore Changi

Mon 9/11

10:10-18:37

1 stop24h 27m

San Diego

Mon 30/11

07:30-20:15

1 stop20h 45m

£857

SingaporeSan Diego

SIN Singapore Changi - SAN San Diego

SINSAN

Singapore Changi

Mon 28/12

10:10-09:14

2 stops39h 04m

San Diego

Fri 15/1

19:00-20:15

2 stops33h 15m

£885

SingaporeSan Diego

SIN Singapore Changi - SAN San Diego

SINSAN

Singapore Changi

Thu 29/10

02:00-15:28

3 stops52h 28m

San Diego

Wed 31/12

00:00-15:30

Nonstop0h 00m

£1,282

Flights are sorted by cheapest return flights first.

Deals found on 22/10

Showing 1-10 of 13 resultsSorted by cheapest first

Best time to book a flight from Singapore to San Diego

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

SIN-SAN

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.

Related info for your journey

How long is the flight from Singapore to San Diego?
For as low as £853, United Airlines can have you in San Diego from Singapore in 17h 59m. Airlines will cover a distance of 8860 mi.
Can I find deals for flights from Singapore to San Diego that include hotel bookings?
Yes. In addition to deals on Singapore to San Diego flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Singapore to San Diego?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Singapore to San Diego.
Can I find deals for business class flights from Singapore to San Diego?
Yes. Cheapflights offers flight deals from Singapore to San Diego by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Why should you use Cheapflights to find cheap flight tickets from Singapore to San Diego?

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Can Cheapflights find flights from Singapore to San Diego with no change fees?

Need flexible booking options for your flight to San Diego from Singapore? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Singapore to San Diego become cheaper?

Yes! Start tracking prices for Singapore to San Diego flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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Cheap flights from Singapore to San Diego from £485

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 17/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Singapore to San Diego

Cheapest flights from Singapore to San DiegoExplore the most affordable flight options available from Singapore to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 October 2026.

Explore the most affordable flight options available from Singapore to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 October 2026.

Best flights from Singapore to San DiegoDiscover carefully curated flight deals from Singapore to San Diego that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 22 October 2026.

Discover carefully curated flight deals from Singapore to San Diego that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 22 October 2026.

Last-minute flights from Singapore to San DiegoDiscover last-minute flight deals from Singapore to San Diego. Data last updated 22 October 2026 and is based on user searches.

Discover last-minute flight deals from Singapore to San Diego. Data last updated 22 October 2026 and is based on user searches.

One-way flights from Singapore to San DiegoSearch for one-way flight options from Singapore to San Diego. Find affordable one-way fares based on user searches. Data last updated 22 October 2026.

Search for one-way flight options from Singapore to San Diego. Find affordable one-way fares based on user searches. Data last updated 22 October 2026.

Find flight deals from Singapore to San Diego

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Cheapflights Fare Finder

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

Best time to book a flight from Singapore to San Diego

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

Related info for your journey

How long is the flight from Singapore to San Diego?

Can I find deals for flights from Singapore to San Diego that include hotel bookings?

How can I find direct flights from Singapore to San Diego?

Can I find deals for business class flights from Singapore to San Diego?

Travelling to a place near San Diego?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Singapore to San Diego

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to San Diego by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to California

Book a non-stop flight to one of these other cities located in California.

Search flights from Singapore to San Diego by cabin class

Find flights from Singapore to San Diego, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Singapore and San Diego flights

Browse other Singapore and San Diego flight options. Last updated on 22 October 2026.

Other flights from Singapore

Browse through other flights departing from Singapore. Flights are based on user searches made on Cheapflights and were last updated on 22 October 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Other flights to San Diego

Explore flights to San Diego departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 22 October 2026.

Fly with Cheapflights

How does Cheapflights help users find flights from Singapore to San Diego?

Why should you use Cheapflights to find cheap flight tickets from Singapore to San Diego?

Can Cheapflights find flights from Singapore to San Diego with no change fees?

Can Cheapflights notify me if prices for flights from Singapore to San Diego become cheaper?

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Cheapest flights from Singapore to San Diego
Explore the most affordable flight options available from Singapore to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 October 2026.

Best flights from Singapore to San Diego
Discover carefully curated flight deals from Singapore to San Diego that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 22 October 2026.

Last-minute flights from Singapore to San Diego
Discover last-minute flight deals from Singapore to San Diego. Data last updated 22 October 2026 and is based on user searches.

One-way flights from Singapore to San Diego
Search for one-way flight options from Singapore to San Diego. Find affordable one-way fares based on user searches. Data last updated 22 October 2026.