When you’re searching for the best deal for travel, it can be hard to know who to trust. The TikTok influencer on your phone just rhymed off 12 hacks for saving money when booking flights, but your ticket price is still sky-high at checkout.

KAYAK’s new smart planning tool is here to help pinpoint the perfect time to get the best deal. By incorporating predictive data from KAYAK’s billions of search entries, their Best Time to Travel tool picks a personalized, optimal date for you to start your trip. It even accounts for weather patterns and crowds.