If I extend my vacation, may I renew or extend my travel insurance? Published by Chris Harvey November 7, 2008 Travel insurance policies are not renewable. In addition, you typically can not extend your return date once you depart for your trip. Related articles: One of the members of our family is much older than the rest of us. Does that effect the premium? What does "baggage delay" cover? What is "International Medical" travel insurance? My travel insurance policy excludes hazardous sports? What is considered a hazardous sport? I have already departed from my primary place of residence. May I purchase cancellation insurance for a return trip home?