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Cheap flights from Singapore to San Diego from S$ 672

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 1-3. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — SAN
12 Jan — 19 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Singapore to San Diego

Enter your travel dates to find the best prices.

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 13 December 2025.

Sat 24-114:25SIN - SAN
2 stops34h 10mMultiple Airlines
Sat 31-114:51SAN - SIN
2 stops30h 14mMultiple Airlines
Deal found 9-12S$ 1,196
Thu 26-208:50SIN - SAN
2 stops40h 34mAir Canada
Mon 2-319:50SAN - SIN
2 stops43h 10mAir Canada
Deal found 9-12S$ 1,328
Thu 26-210:10SIN - SAN
2 stops26h 41mUnited Airlines
Mon 2-306:15SAN - SIN
1 stop22h 00mUnited Airlines
Deal found 9-12S$ 1,347
Wed 15-413:10SIN - SAN
2 stops34h 29mMultiple Airlines
Wed 22-414:00SAN - SIN
2 stops31h 00mMultiple Airlines
Deal found 11-12S$ 1,237
Wed 15-420:40SIN - SAN
1 stop33h 58mUnited Airlines
Wed 22-407:20SAN - SIN
1 stop20h 15mUnited Airlines
Deal found 11-12S$ 1,349
Mon 26-120:15SIN - SAN
2 stops28h 20mMultiple Airlines
Mon 2-206:15SAN - SIN
1 stop43h 30mMultiple Airlines
Deal found 11-12S$ 1,299

Find flight deals from Singapore to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Singapore (SIN) to San Diego (SAN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 13 December 2025.

Round-trip from

S$ 1,184

One-way from

S$ 672

Popular in

December

Cheapest in

October

Average price

S$ 1,920
26-1-2-2
  • 26-1-2-2
  • 4 total stops
  • 69h 20m total
  • Singapore to San Diego
Search Deals
1-3
  • 1-3
  • 2 total stops
  • 47h 38m total
  • Singapore to San Diego
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (S$ 33 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (S$ 54 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Singapore to San Diego that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 200,618 searches. Data last updated 13 December 2025.
Use the filters below to find and compare flights from Singapore to San Diego that are best for you.

Fly from

Singapore

Fly to

San Diego

Route

Depart

Return

Price

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Sat 24-1

14:25-08:35

2 stops34h 10m

San Diego

Sat 31-1

14:51-13:05

2 stops30h 14m

S$ 1,196

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Wed 15-4

13:10-08:39

2 stops34h 29m

San Diego

Wed 22-4

14:00-12:00

2 stops31h 00m

S$ 1,237

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Mon 26-1

20:15-08:35

2 stops28h 20m

San Diego

Mon 2-2

06:15-17:45

1 stop43h 30m

S$ 1,299

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Thu 26-2

08:50-09:24

2 stops40h 34m

San Diego

Mon 2-3

19:50-07:00

2 stops43h 10m

S$ 1,328

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Thu 26-2

10:10-20:51

2 stops26h 41m

San Diego

Mon 2-3

06:15-20:15

1 stop22h 00m

S$ 1,347

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Wed 15-4

20:40-15:38

1 stop33h 58m

San Diego

Wed 22-4

07:20-18:35

1 stop20h 15m

S$ 1,349

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Thu 22-1

01:55-08:35

3 stops46h 40m

S$ 709

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Mon 2-3

14:10-08:18

3 stops58h 08m

S$ 722

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Wed 21-1

01:10-11:45

3 stops50h 35m

S$ 722

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Wed 21-1

16:30-17:20

3 stops40h 50m

S$ 727

Flights are sorted by cheapest return flights first.

Deals found on 11-12

Showing 1-10 of 14 results
1
2

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.
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 from Singapore to San Diego

What’s the top stopover airport for flights from Singapore to San Diego?

Share of one-stop return flights from Singapore to San Diego chosen by Cheapflights users in the past 12 months, using the same stopover each way.

San Francisco (SFO) – chosen by Cheapflights users on 86% of one-stop itineraries from Singapore to San Diego on Cheapflights.

What’s the cheapest stopover airport for flights from Singapore to San Diego?

Average return fare for one-stop flights from Singapore to San Diego, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Los Angeles (LAX) is the most affordable one-stop option, with an average return flight price of S$ 1,264.

What’s the fastest stopover option from Singapore to San Diego?

Shortest average travel time for one-stop one-way flights from Singapore to San Diego, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Tokyo (NRT) have the shortest average one-way travel time for one-stop routes: 18h 05m.

Which airport typically offers the quickest stopover for flights from Singapore to San Diego?

Average stopover duration for one-stop one-way flights from Singapore to San Diego, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Tokyo (NRT) offer the fastest connection on this route, with an average stopover time of 1h 15m.

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 13 December 2025.
See what other customers who have flown with United Airlines from Singapore to San Diego have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,094 reviews
Check prices

Crew

8.1

Food

6.6

Boarding

7.7

Comfort

7.3

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
United Airlines
7.4
Good
9,094 reviews
United Airlines
7.4
Good
9,094 reviews
Check prices

Crew

8.1

Food

6.6

Boarding

7.7

Comfort

7.3

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Related info for your journey

Find useful and relevant information for your journey from Singapore to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Singapore to San Diego?

    There are many flights that can get you from Singapore to San Diego in 40h 34m. Fly via Air Canada to get the fastest option. There are 14259 km between Singapore and San Diego.

  • What is the cheapest airline to fly from Singapore to San Diego round-trip?

    Our cheapest airline available from Singapore to San Diego is United Airlines. Our recent data shows that you can find tickets from as low as S$ 1,246 on this airline. You may be able to fly from Singapore to San Diego for 17% less than the average price by searching for this airline.

  • 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

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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Fly from Singapore to San Diego on these airlines

Choose from the following airlines for your flight from Singapore to San Diego. Flights are based on user searches made on Cheapflights and were last updated on 13 December 2025.
United Airlines flights from Singapore Changi to San Diego

Top airline flying from Singapore to San Diego

Discover the top airline that operate flights from Singapore to San Diego. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 200,618 searches. Data last updated 13 December 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestS$ 1,246AverageS$ 1,496FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights makes it easy to find Singapore to San Diego flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Singapore to San Diego for you. Better yet — we are completely free to use.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Singapore to San Diego, users can toggle the no change fees filter when performing a flight search.

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

Not ready to book yet? You can track prices for flights from Singapore to San Diego on Cheapflights with our Price Alert feature and get notified when better prices are available.

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