Do you have to print your tickets or can they scan them from your phone?

Both

You can do both

They can scan them from your phone.

Season hockey tickets are attached to your driver's license or the credit card of your choice. They can also be scanned from your phone.

Yes

They can scan from flash seats tickets, don't know about any others. I think so, call the box office.

They can scan from your phone I saw them doing it but we had actually bought tickets from the box office so we had that