Relaxation massage does not have one perfect duration. The best length depends on how much of the body you want covered, whether you have a specific area to focus on, your comfort with massage and the time available.
30 minutes: focused and convenient
A 30-minute session works well when you want attention on a smaller area such as the back, neck and shoulders. It is also a useful first massage if you are unsure how your body will respond.
60 minutes: the common middle ground
An hour gives the therapist time for a more complete session without feeling rushed. It can include a general full-body approach or more time on selected areas.
90 minutes: slower pacing
A longer session allows more transitions and more focused work, but longer is not automatically better. If you become uncomfortable lying still, 60 minutes may suit you more.
Tell the therapist your priority
Session length matters less if the therapist does not know your goal. Mention whether you want general relaxation, extra shoulder work or areas to avoid.
For first-time expectations, see what a full body massage includes.
Safety note
Massage is generally considered low risk when appropriately performed, but people with certain medical conditions, recent injuries or other concerns may need professional medical advice first.