This fare can be found from mid-August through early November. Days will vary per month, but in many cases travel is available on any day of the week.
Searching on United.com, I was able to find seats departing SMF on Tuesday, August 21 and returning from MCO on Monday, August 27, 2018.
If you have somewhere else on your mind, take a look at all the other flight deals we have departing Sacramento (SMF) here.
Need a room in Orlando? Here's what's available from Hotelwatchdog for the mentioned dates above.