Canceled or Cancelled - What’s the Difference? - Writing Explained
https://writingexplained.org/canceled-or-cancelled-difference
WebCanceled is the recommended spelling in Webster’s 1898 dictionary. Likewise, The AP Stylebook prefers the use of cancel, canceled, and canceling, but it favors cancellation over cancelation. Taking this into consideration, you should only use one “L” if you are writing to an American audience with the possible exception of cancellation.
DA: 42 PA: 17 MOZ Rank: 63