Marine transit time calculator
Approximate sea route planner for shipping and voyage estimates.
Route map
No route loaded
Calculate a route to show it here.
Voyage summary
Choose an origin and destination, then calculate a route to see distance and voyage duration.
Sea route ETA calculator for planning teams
SeaETA works as a marine transit time calculator and vessel transit time estimator for rough planning. Teams can compare routes, check nautical distance, and review voyage duration from one port pair to another without using the tool for navigation or voyage execution.
Marine transit time calculator
Estimate sailing time from origin to destination using vessel speed in knots and approximate route distance.
Vessel transit time estimator
Use it for early chartering, freight, and operations discussions when you need a quick voyage estimate rather than a navigation-grade output.
Shipping transit time calculator
Review an approximate sea route, compare Suez assumptions, and calculate a rough sea route ETA for planning and visualization.