The cheapest times to fly from PNH to SAN are

  • January 22nd to February 11th
  • March 5th to May 20th
  • October 15th to November 18th
  • December 17th to December 31st

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 PNH to SAN is early November. Prices can be as high as $3154 for Saturday flights during early January, or as low as $1021 for Wednesday flights around early November.


When to Fly to San Diego

Flying from Phnom Penh (PNH) to San Diego, CA (SAN) will usually cost between $1128 to $1748 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early November with an average ticket price of $1150. Due to high demand the most expensive time to fly is early January, with an average price of $1873. Planning your trip to low-cost times can easily save you $722 on economy flights and even more on first-class flights. Generally, any price below $1303 can be considered a good price for a round-trip PNH to SAN flight.

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

PNH to SAN Flight Prices

Compared to other flights, the PNH to SAN flight is slightly more expensive than the average and costs about as much as the average flight leaving from Phnom Penh. The average price per mile (for a direct flight) is $0.1, which is far below average.


Flight Prices by Day of the Week

Wednesday is usually the cheapest day to depart and return on this flight. Saturdays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $287 (19%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Wednesday and returning a week later will cost an average of $1300. Return trip prices are from the SAN to PNH 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 PNH 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 15 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 PNH to SAN while comparing.

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

  • 109 miles (175 km) away from SAN
  • Usually 38.04% less expensive than SAN
  • 1-layover flights available

See PNH to LAX flights

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

  • 94 miles (151 km) away from SAN
  • Usually 11.74% less expensive than SAN
  • 1-layover flights available

See PNH to ONT flights


Flight Hacking PNH 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 PNH to SAN — but Champion Traveler does!

Hack #1: Los Angeles, CA (PNH > LAX > SAN)

  • Price for both tickets: $986
  • Average savings: $317 (24.3%)

See PNH to HKG flights

Hack #2: Hong Kong (PNH > HKG > SAN)

  • Price for both tickets: $989
  • Average savings: $314 (24.1%)

See PNH to LAX flights

Hack #3: Kuala Lumpur (PNH > KUL > SAN)

  • Price for both tickets: $1044
  • Average savings: $259 (19.88%)

See PNH to KUL flights


Flight Questions Answered

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

Which airlines fly this route?

You can find 11 major airlines flying this route most often: Alaska, American, ANA, Asiana, China Southern, Delta, JAL, Ravn Alaska, Shanghai Airlines, Shenzhen, United, and potentially more during busy seasons.

How far away is it from San Diego International Airport to Phnom Penh International Airport?

The distance between the two airports is roughly 8308 miles or 13370 kilometers.

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

The real-world flight time for a nonstop PNH to SAN flight is about 15 hour 56 minutes.

How many flights go between Phnom Penh and San Diego, CA?

It depends on the day of the week and the date, but a typical day might have around 7 available flights from PNH to SAN.


Airport Location Info


Departing Airport

Origination codePNH
Origination airport namePhnom Penh International Airport
CityPhnom Penh

Return Airport

Destination codeSAN
Destination airport nameSan Diego International Airport
CitySan Diego, CA
Countrythe United States


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.