Costco car insurance costs about $1,368 per year or $114 per month for a full-coverage policy. Your quote will vary depending on your driver's profile, claims history, location, and other factors.

Rental car damage coverage: Rental car damage coverage can be added to any Costco travel insurance plan. It will cover up to $50,000 in rental car damage during the trip.

Even if you know that Costco offers car insurance, there's still the question of whether it's worth the buy. Thankfully reviewers can give us a good idea.