Straight Line Distance Calculator
Calculate straight-line distances (as the crow flies / air miles) between addresses, ZIP codes, or cities in bulk. Switch between miles and kilometers instantly.
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Need help with this tool?
5 resources available
Need help with this tool?
5 resources available
Articles
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Getting Started with Straight Line Distance Calculator
Learn how to set up and start using the Straight Line Distance Calculator. Quick start guide with feature overview, API key setup, and free vs paid comparison.
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How to Calculate Straight-Line Distances
Complete tutorial on calculating straight-line distances. Input formats, file import, understanding results, unit switching, and tips for best results.
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Understanding Straight-Line vs Driving Distance
Learn the difference between straight-line and driving distance, when to use each, and how the haversine formula works for great-circle calculations.
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Saving and Exporting Straight Line Distance Results
How to export calculation results to CSV, access your calculation history, and use exported data in Excel, GIS software, and mapping platforms.
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Straight Line Distance Calculator — Frequently Asked Questions
Answers to common questions about straight-line distance calculations, the haversine formula, API keys, accuracy, export options, and troubleshooting.
How It Works
Enter Your Locations
Type origin-destination pairs using addresses, ZIP codes, or city names. Paste from a spreadsheet or import a CSV/Excel file.
Calculate
We geocode each location and use the haversine formula to calculate the exact straight-line distance between each pair.
Export Results
View results with coordinates in a clean table. Switch between miles and kilometers. Export to CSV for reports.