You can't do this in JQL. A solution might be to create a calculated field which stores the difference between the two dates and use JQL to search based on the calculated field.
You can either create the calculate field using a plugin or use some scripted fields like the one from Scriptrunner plugin: https://studio.plugins.atlassian.com/wiki/display/GRV/Scripted+Fields.
If you are just looking for information about the time in each status for issues, JIRA Suite Utilities will give you a new Transition tab in JIRA.
In the past, Portfolio for Jira required a high degree of detail–foresight that was unrealistic for many businesses to have–in order to produce a reliable long-term roadmap. We're tur...
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