The cheapest times to fly from NGS to SAN are

  • January 22nd to July 15th (except the weeks of January 29th, March 12th, March 19th, April 23rd, May 28th, and June 25th)
  • October 8th to October 21st
  • November 5th to November 25th (except the week of November 12th)

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 NGS to SAN is mid May. Prices can be as high as $2531 for Saturday flights during early January, or as low as $1080 for Tuesday flights around mid May.


When to Fly to San Diego

Flying from Nagasaki (NGS) to San Diego, CA (SAN) will usually cost between $1164 to $1774 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid May with an average ticket price of $1217. Due to high demand the most expensive time to fly is early January, with an average price of $1903. Planning your trip to low-cost times can easily save you $686 on economy flights and even more on first-class flights. Generally, any price below $1395 can be considered a good price for a round-trip NGS to SAN flight.

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

NGS to SAN Flight Prices

Compared to other flights, the NGS to SAN flight is slightly more expensive than the average and costs about as much as the average flight leaving from Nagasaki. The average price per mile (for a direct flight) is $0.14, 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 out or take a return trip. Selecting flights on the least expensive days could save you up to $244 (16%) 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 $1307. Return trip prices are from the SAN to NGS 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 NGS 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 12 hour 2 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 NGS to SAN while comparing.

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

  • 109 miles (175 km) away from SAN
  • Usually 20.79% less expensive than SAN
  • 1-layover flights available

See NGS to LAX flights


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

Hack #1: Tokyo (NGS > NRT > SAN)

  • Price for both tickets: $1114
  • Average savings: $281 (20.14%)

See NGS to KIX flights

Hack #2: Osaka (NGS > KIX > SAN)

  • Price for both tickets: $1224
  • Average savings: $171 (12.26%)

See NGS to NRT flights

Hack #3: Shanghai (NGS > PVG > SAN)

  • Price for both tickets: $1254
  • Average savings: $141 (10.11%)

See NGS to PVG flights


Flight Questions Answered

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

Which airlines fly this route?

You can find 7 major airlines flying this route most often: American, ANA, China Eastern, Delta, Hawaiian, JAL, United, and potentially more during busy seasons.

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

The distance between the two airports is roughly 6142 miles or 9885 kilometers.

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

The real-world flight time for a nonstop NGS to SAN flight is about 12 hour 2 minutes.

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

It depends on the day of the week and the date, but a typical day might have around 10 available flights from NGS to SAN.


Airport Location Info


Departing Airport

Origination code NGS
Origination airport name Nagasaki Airport
City Nagasaki
Country Japan
Latitude 32.9
Longitude 129.9

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.