"avoid spending time" is correct and usable in written English.
It can be used when you want to express the idea that something should not be done or should be minimized. For example, "I'm trying to avoid spending time on social media."
The university said it agreed to the settlement to avoid spending time and money on litigation.
To avoid spending time in the shelter, she would walk and sit in parks with her children for as long as she could.
To avoid spending time in line at customs after a long flight home, sign up for the Department of Homeland Security's Global Entry program, which is available at 20 airports in the United States.
Plan your pledges and find the right service providers to avoid spending time on interactions for small pledges.
Do you agree that there are certain types of people that we should avoid spending time with, even if they have been "friends" for a long time?
To the surprise of no one except the Iranian government, Westerners tend to avoid spending time off in countries where citizens occasionally chant things like "Death to America!" But I'm an optimist.
She connects with Chet and tries to develop a relationship, but he is unable to deal with his emotions and avoids spending time with her.
A 16-year-old avoided spending time in prison for killing four people in a car accident in June after the judge bought his lawyers' argument that he was the victim of wealth.
When any of my patients say that an elderly parent sleeps all day, stops doing things they've always enjoyed, avoids spending time with the great-grandchildren, isn't picking up after him or herself anymore or is pulling away from them, I always suspect depression.
With mediation at a stalemate, the archdiocese filed for bankruptcy to avoid spending more time and money on lawyers, Mr. Topczewski said.
What he didn't say is that by getting out of town he is also hoping to avoid spending any time at all with Congressional investigators.
