The cheapest times to fly from SIN to SAN are

  • January 8th to March 11th (except the week of February 19th)
  • April 9th to April 22nd
  • August 13th to December 2nd

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from SIN to SAN is late September. Prices can be as high as $1870 for Saturday flights during early January, or as low as $918 for Tuesday flights around late September.


When to Fly to San Diego

Flying from Singapore (SIN) to San Diego, CA (SAN) will usually cost between $937 to $1408 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late September with an average ticket price of $941. Due to high demand the most expensive time to fly is early January, with an average price of $1479. Planning your trip to low-cost times can easily save you $538 on economy flights and even more on first-class flights. Generally, any price below $1136 can be considered a good price for a round-trip SIN to SAN flight.

See below for a graph of average weekly prices for the SIN to SAN route. All prices are for round-trip tickets in USD.

SIN to SAN Flight Prices

Compared to other flights, the SIN to SAN flight is slightly more expensive than the average and costs less than the average flight leaving from Singapore. The average price per mile (for a direct flight) is $0.08, which is far below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Saturdays are the most expensive days to fly to San Diego, and Fridays are the most expensive days to return to Singapore. Selecting flights on the least expensive days could save you up to $132 (11%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $1067. Return trip prices are from the SAN to SIN flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from SIN to SAN can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 16 hour 56 minutes may not be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is not usually a nonstop flight from SIN to SAN while comparing.

Destination alternative #1: Los Angeles International Airport (LAX) in Los Angeles, CA

  • 109 miles (175 km) away from SAN
  • Usually 36.49% less expensive than SAN
  • Nonstop flights available

See SIN to LAX flights

Destination alternative #2: Ontario International Airport (ONT) in Ontario, CA

  • 94 miles (151 km) away from SAN
  • Usually 31.16% less expensive than SAN
  • 1-layover flights available

See SIN to ONT flights

Destination alternative #3: Palm Springs International Airport (PSP) in Palm Springs, CA

  • 85 miles (137 km) away from SAN
  • Usually 3.92% less expensive than SAN
  • 1-layover flights available

See SIN to PSP flights


Flight Hacking SIN to SAN

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from SIN to SAN — but Champion Traveler does!

Hack #1: Hong Kong (SIN > HKG > SAN)

  • Price for both tickets: $886
  • Average savings: $250 (22.01%)

See SIN to LAX flights

Hack #2: Los Angeles, CA (SIN > LAX > SAN)

  • Price for both tickets: $901
  • Average savings: $236 (20.73%)

See SIN to HKG flights

Hack #3: San Francisco, CA (SIN > SFO > SAN)

  • Price for both tickets: $918
  • Average savings: $218 (19.19%)

See SIN to SFO flights


Flight Questions Answered

Still have questions about flying from SIN to SAN? We’ve got answers.

Which airlines fly this route?

You can find 34 major airlines flying this route most often: Air Canada, Air China, Alaska, American, ANA, Asiana, Austrian, Bangkok Airways, British Airways, Cathay Pacific, China Airlines, China Eastern, China Southern, Delta, Emirates, Etihad, EVA Air, Fiji Airways, Finnair, Hawaiian, Iberia, JAL, KLM, Korean Air, LOT, Lufthansa, Malaysia Airlines, Qantas, Qatar Airways, Singapore Airlines, SWISS, Turkish Airlines, United, Xiamen, and potentially more during busy seasons.

How far away is it from San Diego International Airport to Singapore Changi International Airport?

The distance between the two airports is roughly 8865 miles or 14267 kilometers.

How long does it take to fly from SIN to SAN?

The real-world flight time for a nonstop SIN to SAN flight is about 16 hour 56 minutes.

How many flights go between Singapore and San Diego, CA?

It depends on the day of the week and the date, but a typical day might have around 85 available flights from SIN to SAN.


Airport Location Info


Departing Airport

Origination code SIN
Origination airport name Singapore Changi International Airport
City Singapore
Country Singapore
Latitude 1.4
Longitude 104

Return Airport

Destination code SAN
Destination airport name San Diego International Airport
City San Diego, CA
Country the United States
Latitude 32.7
Longitude -117.2


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.