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Port Authority is a harbor traffic management game where a calm port spirals into chaos. Draw routes, guide ships, and prevent collisions as traffic overwhelms the harbor.
Price history tracked since Jul 7, 2026 · vs all tracked offers.
Based solely on tracked price history — not purchase advice.
Tracked since Jul 7, 2026.
Steam Social Deduction Fest ends
Try this game before buying.
Take control of a busy harbor. Draw routes to guide each ship to its color-matched dock. Once docked, cargo is transferred and ships set off again, meaning you'll need to manage both incoming and outgoing vessels carefully.
As traffic intensifies, every decision matters. Weave small, nimble boats between massive freighters, coordinate multiple routes at once, and keep the harbor running smoothly even as it becomes increasingly crowded.
Draw precise routes to guide ships through busy waters to their color-matched docks.
Upgrade your harbors and fleets, and score extra points by docking ships perfectly.
Navigate 20 unique harbors inspired by real ports around the world.
Control vessels of different sizes, each with distinct speed and handling characteristics.
Minimalist, abstract visuals.
Challenge yourself and compete globally on the leaderboards.
Keep playing in Endless Mode without pressure for as long as you want.
Right now the cheapest offer for Port Authority is CA$7.19 at Steam. KingsPrice compares 1 offers from 1 stores — official stores and keyshops — and refreshes prices throughout the day.
The lowest price KingsPrice has tracked for Port Authority is CA$5.39 (recorded on Jul 7, 2026). This covers the stores and period we monitor — set a price alert to catch the next drop to that level.
Create a free price alert on this page and KingsPrice will email you when Port Authority drops below your chosen price. The biggest discounts usually appear during seasonal Steam sales and publisher promotions — the sale calendar on this page shows the next confirmed event.
