How does United Farelock work? United Airlines is one of the most reputed air carriers in the United States which is known for its services, and Farelock is one of these. If you're considering booking a ticket with United Airlines and want to know what is Farelock and how does United FareLock work. Well, Farelock is the service offered by the airline through which one can hold the price of the ticket at a set period before booking. This helps avoid price increases while finalizing travel plans. Read more: https://tinyurl.com/united-airlines-farelock #unitedairlinefarelock #unitedfarelock