Aerospace
- Space Shuttle Pathfinder, orbiter vehicle simulator for the U.S. Space Shuttle program
- Mars Pathfinder, a space exploration probe
- NASA Pathfinder, an unmanned solar-powered aircraft
- Piper Cherokee Pathfinder, a light, piston-powered aircraft
- Soloy Pathfinder 21, a twin-engined, single propeller turboprop aircraft
Read more about this topic: Pathfinder