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Cheap flights from Singapore to San Diego from S$ 638

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 8-6. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — SAN
10 Apr — 17 Apr1
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 11 March 2026.

Sun 26-413:45
SIN
-
SAN
2 stops34h 10m
Multiple Airlines
Tue 5-515:35
SAN
-
SIN
2 stops30h 00m
Multiple Airlines
Deal found 9-3S$ 1,123
Mon 20-413:45
SIN
-
SAN
2 stops36h 26m
Multiple Airlines
Mon 27-419:35
SAN
-
SIN
2 stops26h 00m
Multiple Airlines
Deal found 6-3S$ 1,161
Thu 23-413:10
SIN
-
SAN
2 stops34h 45m
Multiple Airlines
Thu 30-415:35
SAN
-
SIN
2 stops29h 20m
Multiple Airlines
Deal found 9-3S$ 1,180
Tue 21-413:45
SIN
-
SAN
2 stops34h 10m
Multiple Airlines
Tue 28-421:12
SAN
-
SIN
2 stops24h 23m
Multiple Airlines
Deal found 7-3S$ 1,186
Sun 26-413:45
SIN
-
SAN
2 stops34h 10m
Multiple Airlines
Wed 6-517:59
SAN
-
SIN
2 stops27h 36m
Multiple Airlines
Deal found 9-3S$ 1,190
Mon 20-415:20
SIN
-
SAN
2 stops34h 51m
Multiple Airlines
Sat 25-412:30
SAN
-
SIN
2 stops32h 25m
Multiple Airlines
Deal found 9-3S$ 1,213
Sat 14-1113:15
SIN
-
SAN
2 stops22h 23m
Multiple Airlines
Sat 21-1117:51
SAN
-
SIN
2 stops26h 14m
Multiple Airlines
Deal found 7-3S$ 1,242
Sat 25-413:10
SIN
-
SAN
2 stops36h 15m
EVA Air
Sat 2-517:52
SAN
-
SIN
2 stops27h 03m
EVA Air
Deal found 10-3S$ 1,250
Fri 27-1115:45
SIN
-
SAN
2 stops23h 58m
Multiple Airlines
Thu 3-1218:00
SAN
-
SIN
2 stops26h 05m
Multiple Airlines
Deal found 9-3S$ 1,261

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 11 March 2026.

Round-trip from

S$ 1,123

One-way from

S$ 638

Popular in

December

Cheapest in

October

Average price

S$ 1,277
26-4-5-5
  • 26-4-5-5
  • 4 total stops
  • 64h 10m total
  • Singapore to San Diego
Search Deals
8-6
  • 8-6
  • 3 total stops
  • 47h 42m total
  • Singapore to San Diego
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (S$ 177 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (S$ 56 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
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 11 March 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

Wed 25-3

22:20-08:40

1 stop25h 20m

San Diego

Sun 26-4

18:22-18:35

1 stop33h 13m

S$ 1,347

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Wed 25-3

10:10-12:57

2 stops41h 47m

San Diego

Tue 28-4

16:21-06:45

1 stop23h 24m

S$ 1,347

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Mon 20-4

09:00-23:59

2 stops29h 59m

San Diego

Mon 27-4

06:36-18:35

1 stop20h 59m

S$ 1,348

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Thu 23-4

09:00-08:44

1 stop38h 44m

San Diego

Thu 30-4

07:15-18:35

1 stop20h 20m

S$ 1,349
Fastest return journey

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Sat 18-4

09:00-23:59

2 stops29h 59m

San Diego

Wed 22-4

07:20-18:35

1 stop20h 15m

S$ 1,398
Cheapest one-way

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Sat 9-5

13:45-10:25

2 stops35h 40m

S$ 705

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Mon 20-4

15:20-12:30

2 stops36h 10m

S$ 751

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Thu 7-5

13:45-08:55

2 stops34h 10m

S$ 760

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Thu 11-6

02:00-10:27

2 stops47h 27m

S$ 820

SingaporeSan Diego

SIN - SAN

SINSAN

Singapore Changi

Mon 20-4

22:45-15:25

1 stop31h 40m

S$ 857

Flights are sorted by cheapest return flights first.

Deals found on 8-3

Showing 1-10 of 17 resultsSorted by cheapest first
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

How much does it cost for a return flight from Singapore to San Diego?

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 11 March 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
9,413 reviews
Check prices

Comfort

7.3

Crew

8.1

Overall

7.4

Food

6.6

Entertainment

7.1

Boarding

7.7

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
9,413 reviews
United Airlines
7.4
Good
9,413 reviews
Check prices

Comfort

7.3

Crew

8.1

Overall

7.4

Food

6.6

Entertainment

7.1

Boarding

7.7

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 25h 20m. Fly via United Airlines 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$ 1,139 on this airline. You may be able to fly from Singapore to San Diego for 25% 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 11 March 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 11 March 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestS$ 1,139AverageS$ 1,475FlexibilityNo 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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