A "Buy or Wait" feature uses historical data and predictive algorithms to help you decide whether a flight's current price is a bargain or likely to drop.

Machine learning models, particularly LSTM (Long Short-Term Memory) networks, analyze years of historical fare data to identify seasonal patterns and typical "bottom-out" points for specific routes.

Many tools like Google Flights show a chart of how the price has changed recently to help you see if it's currently spiked or trending downward. When to "Buy" vs. "Wait" Buy Window (Best Prices) Wait Risks Domestic 1–3 months before departure. Prices typically surge in the final 3 weeks . International 2–8 months before departure. Last-minute deals are rare and risky for popular routes. Holidays 3–5 months before departure.

The feature displays a status—such as Buy Now (if the price is at a historical low) or Wait (if a drop is predicted)—along with a confidence score.

Demand peaks early; waiting often leads to "sold out" tiers. When Is the Best Time to Buy Plane Tickets? - CLEAR