An Open Ended Plane Tickets allows you to book a flight without fixed travel dates, offering flexibility for uncertain plans. While less common today, some airlines still offer them, typically as flexible or refundable tickets with changeable dates. To purchase one, start by contacting airlines directly, as third-party sites like Expedia rarely list them. Specify you need an open-date ticket when booking; these often cost 20–50% more than standard fares but waive change fees. Legacy carriers (Delta, Emirates) are more likely to offer open tickets than budget airlines. These function like open tickets, pay a premium for unlimited date changes. They can often secure open tickets through airline contracts. Some airlines allow free date changes within a year for premium fares. Open tickets usually expire within 12 months of purchase. While open tickets are niche, they’re invaluable for diplomats, expats, or anyone needing adaptable travel plans.