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Cheap flights from Singapore to San Diego from S$ 659

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 27-10. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — SAN
23 Aug — 30 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Singapore to San Diego

Enter your travel dates to find the best prices.

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 24 July 2026.

Sat 12-907:00
SIN
-
SAN
2 stops40h 43m
Air Canada
Mon 21-922:30
SAN
-
SIN
2 stops39h 45m
Air Canada
Deal found 21-7S$ 1,213
Sat 12-907:00
SIN
-
SAN
2 stops21h 44m
Multiple Airlines
Mon 21-922:30
SAN
-
SIN
2 stops39h 45m
Multiple Airlines
Deal found 23-7S$ 1,229
Sun 23-807:00
SIN
-
SAN
1 stop28h 58m
Air Canada
Fri 28-812:33
SAN
-
SIN
2 stops25h 42m
Air Canada
Deal found 20-7S$ 1,300
Tue 22-1208:40
SIN
-
SAN
2 stops27h 57m
Air Canada
Fri 22-111:00
SAN
-
SIN
2 stops28h 00m
Air Canada
Deal found 20-7S$ 1,302

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 24 July 2026.

Round-trip from

S$ 1,171

One-way from

S$ 659
Air Canada
  • Air Canada
  • 22-11-29-11
  • 2 total stops
  • 57h 14m total
  • Singapore to San Diego
Search Deals
27-10
  • 27-10
  • 1 total stop
  • 25h 22m total
  • Singapore to San Diego
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 24 July 2026.
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 - SAN

SINSAN

Singapore Changi

Sat 12-9

07:00-11:47

1 stop19h 47m

San Diego

Mon 21-9

22:30-05:15

2 stops39h 45m

S$ 1,222

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Tue 22-12

08:40-17:59

1 stop25h 19m

San Diego

Fri 22-1

14:30-07:00

2 stops24h 30m

S$ 1,325

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Tue 6-10

14:10-21:58

2 stops22h 48m

San Diego

Wed 7-10

19:25-12:40

2 stops26h 15m

S$ 1,442
Fastest return journey

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Tue 6-10

08:45-15:54

1 stop22h 09m

San Diego

Wed 7-10

06:15-18:35

1 stop21h 20m

S$ 1,460
Cheapest one-way

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Tue 27-10

09:15-19:37

1 stop25h 22m

S$ 659

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Fri 30-10

08:40-10:12

2 stops40h 32m

S$ 733

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Sat 22-8

07:00-10:18

2 stops42h 18m

S$ 733

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Sat 16-1

12:30-07:56

3 stops59h 26m

S$ 841
Fastest single journey

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Fri 27-11

08:40-13:42

2 stops21h 02m

S$ 900

Flights are sorted by cheapest return flights first.

Deals found on 22-7

Sorted 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.
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.

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 24 July 2026.
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
10,026 reviews
Check prices

Boarding

7.7

Overall

7.4

Comfort

7.3

Entertainment

7.1

Crew

8.1

Food

6.6

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
10,026 reviews
United Airlines
7.4
Good
10,026 reviews
Check prices

Boarding

7.7

Overall

7.4

Comfort

7.3

Entertainment

7.1

Crew

8.1

Food

6.6

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 19h 47m. Fly via Air Canada or STARLUX Airlines to get the fastest option. There are 14259 km between Singapore and San Diego. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • 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.

  • 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 24 July 2026.
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 24 July 2026.
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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