As nouns the difference between finances and expenses
is that finances is plural of lang=en while expenses is plural of lang=en.
As verbs the difference between finances and expenses
is that finances is third-person singular of finance while expenses is third-person singular of expense.
finances
English
Noun
(head)
(plurale tantum) funds or other financial resources
Verb
(head)
(finance)
----
expenses
English
Noun
(head)
Verb
(head)
(expense)