Schema: estimatedFlightDuration
Schema: estimatedFlightDuration Example Markup
The following are examples of markup written in json+ld that include the correct usage for Schema: estimatedFlightDuration.
Flight
Flight JSON-LD example for a Nordic Air route from Copenhagen to Dunmore. Covers the 14 properties unique to Flight including flightNumber, departure/arrival airports with gates and terminals, boardingPolicy enum, estimatedFlightDuration, and webCheckinTime.
Duration
Duration reference page. Duration is a schema.org DataType (not a Thing subtype). Values are ISO 8601 duration strings like PT1H30M. Used on Movie, Recipe, Course, Event, JobPosting, and many other types for any time span property.