The cheapest times to fly from SAN to CTU are

  • January 1st to January 28th
  • March 26th to April 8th
  • July 30th to December 9th

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 SAN to CTU is early September. Prices can be as high as $3023 for Saturday flights during early to mid May, or as low as $554 for Tuesday flights around early September.


When to Fly to Chengdu

Flying from San Diego, CA (SAN) to Chengdu (CTU) will usually cost between $585 to $1527 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early September with an average ticket price of $587. Due to high demand the most expensive time to fly is early to mid May, with an average price of $1605. Planning your trip to low-cost times can easily save you $1018 on economy flights and even more on first-class flights. Generally, any price below $1110 can be considered a good price for a round-trip SAN to CTU flight.

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

SAN to CTU Flight Prices

Compared to other flights, the SAN to CTU flight is slightly more expensive than the average and costs slightly more than the average flight leaving from San Diego. The average price per mile (for a direct flight) is $0.09, which is far below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to fly to CTU, and Monday the cheapest day to fly back into SAN. Saturdays are the most expensive days to fly to Chengdu, and Fridays are the most expensive days to return to San Diego. Selecting flights on the least expensive days could save you up to $251 (21%) 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 $998. Return trip prices are from the CTU to SAN 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 SAN to CTU can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 14 hour 8 minutes may not be realistic.


Flight Hacking SAN to CTU

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 SAN to CTU — but Champion Traveler does!

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

  • Price for both tickets: $796
  • Average savings: $315 (28.33%)

See SAN to LAX flights

Hack #2: San Francisco, CA (SAN > SFO > CTU)

  • Price for both tickets: $807
  • Average savings: $304 (27.34%)

See SAN to SFO flights

Hack #3: Seattle, WA (SAN > SEA > CTU)

  • Price for both tickets: $856
  • Average savings: $255 (22.93%)

See SAN to SEA flights


Flight Questions Answered

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

Which airlines fly this route?

You can find 25 major airlines flying this route most often: Air Canada, Air China, Alaska, American, ANA, Asiana, Cathay Dragon, Cathay Pacific, China Airlines, China Eastern, China Southern, Delta, Etihad, EVA Air, Fiji Airways, Hainan, JAL, JetBlue, KLM, Lufthansa, Qatar Airways, Shanghai Airlines, Shenzhen, United, Xiamen, and potentially more during busy seasons.

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

The distance between the two airports is roughly 7302 miles or 11751 kilometers.

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

The real-world flight time for a nonstop SAN to CTU flight is about 14 hour 8 minutes.

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

It depends on the day of the week and the date, but a typical day might have around 88 available flights from SAN to CTU.


Airport Location Info


Departing Airport

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

Return Airport

Destination code CTU
Destination airport name Shuangliu Airport
City Chengdu
Country China
Latitude 30.6
Longitude 103.9


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.