Proms & Graduation Parties

From proms to grad nights, we are the go-to charter provider for student celebrations. Keep them happy with entertainment, beverages, and customizable add-ons, and give parents and chaperones peace of mind with the safety and security of our exclusive “floating party spaces.”

To request a quote, select your preferred date via the Event Calendar and submit a Private Charter Inquiry Request. Please note, private charters cannot be booked less than two weeks in advance.


Standard Package

Plan the perfect event your students will remember forever. The Standard Package includes:

  • Three hours of cruising
  • DJ
  • Mt. Si drink package (non-alcoholic beverages)
  • Pre-designed dance layout
  • Departs from Seattle Central Waterfront or AGC Marina on Lake Union

*Add-Ons*

Choose one or more add-ons to customize your prom or graduation event

Share your photos with us by tagging #ArgosyCruises

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