Yes, an Airbnb host can cancel a confirmed reservation, but in 2026, the consequences for doing so are extremely punitive to protect guest confidence. Under the 2026 "Host Cancellation Policy," hosts who cancel without a valid reason (like a "Major Disruptive Event" or a plumbing emergency) face a minimum fee of $50, which can scale up to 50% of the total reservation cost if canceled within 48 hours of check-in. Furthermore, the host's calendar for those dates is blocked, preventing them from re-booking at a higher price, and they may lose their "Superhost" status. If a host cancels on you, Airbnb’s "AirCover" guarantee remains the industry gold standard, requiring the platform to either find you a comparable or better stay or provide a full refund. While rare, host cancellations are a reality, and 2026 travelers are encouraged to check "Host Reliability" ratings before booking to see if the host has a history of cancellations.