Grimalkin is directed by the Malkin clan to kill Tom. However, he deceives her & Grimalkin is speared in her shoulder with Tom's rowan staff which briefly pins her to a tree.
According to Google Maps, the distance from Walt Disney World in Orlando, FL to Universal Studios in Universal City, California is 2,534 miles, but as a previous answer said, are you sure you are asking about the proper park?
It is about 30 miles from Universal City / Universal Studios theme park to the Los Angeles International airport. The drive in terms of time could be about 30 minutes to 1.5 hrs depending on traffic, however hotels, like the Hilton Los Angeles / Universal City, work with airport transportation shuttles to get you a good deal.