Offers online flight planning, sectional charts, and weather outlooks.

Aviation VFR and IFR Charts. Sectional and Terminal Charts. NOS Low Altitude Enroute Charts and Approach Plates.

Airports directory with flight plan calculator. Computes distance, track, heading, ground speed and time en route between US and Canadian locations.

Civil Air Navigation Services Organisation - Exists to ensure the provision of air navigation services for civil aviation communities worldwide.

Provides online flight planning and submission. Includes flight navigation log (printable) for generation of computed flight plans, Java applets for the calculation of wind correction and ground speed, mass and balance, density altitude, flight level, cross wind component and other aviation related calculations.

Flight log in Excel. Calculates heading, distance and time based on entered waypoints.

Flycalc is a web based, navigation tool for New Zealand based flight plans.

Non-profit professional society dedicated to the advancement of the art and science of navigation.

Aeronautical navigation lessons for a beginner. Provides the lessons with graphics. Available in Dutch and English.

Provides aeronautical information services including let down plates and aviation warnings. Free registration required.

Provides navigation services like air traffic control, weather information and many other services.

Free UK NOTAM plotting software for private pilots. Download, features and user guide. Limited features in free version.

Source for the electronic Airport Facility Directory, approach plates, the FARs and the AIM.

Shareware flight planning and moving map solution for PC and pocket PC. Instructions and downloads.

Flight planning for the private & student pilot made easy. QuDieM Navigator wind computer and free on-line aircraft bookings.