score:6
Your options include:
So Paris Visite does seem to be your best bet in this situation.
Note that if you want to go for one of the Navigo products, the card itself is free for residents of the region Ile-de-France only in theory. For all others it costs 5 euros.
Upvote:5
The Paris Visite is a tourist ticket granting access to certain sights; such products are usually overpriced. However, in this case it's your best bet, as an ordinary day ticket costs β¬10 for zones 1-3.
So by all means go for it.