Distance Calculator: Miles & KM Between Cities & Airports
Use our distance calculator to find exact miles or kilometers between any two airports or cities. Perfect for flight planning, road trips, or logistics. Includes flight time estimate and interactive map.
Why Use a Distance Calculator?
Whether you're booking flights, planning a drive, or shipping goods, knowing the exact distance helps you:
- Estimate fuel costs
- Calculate flight duration
- Compare routes
- Plan layovers
How to Use
- Enter origin (airport code or city name)
- Enter destination
- Get distance in miles and km
- See flight time and map
Example: New York (JFK) to London (LHR)
Distance: 3,459 miles (5,566 km)
Flight time: ~7h 15m (commercial jet)
Great circle route used for accuracy.
Airports vs Cities
Enter IATA code (JFK) for airport-to-airport.
Enter city name (Paris) for city center to center.
Popular Distances
- New York → Los Angeles: 2,451 mi
- London → Dubai: 3,408 mi
- Tokyo → Sydney: 4,859 mi
- Paris → Rome: 687 mi
Flight Time Formula
Time = Distance ÷ 500 mph (average jet speed)
Road Distance vs Air Distance
Air distance is straight-line (great circle).
Road distance is longer — use trip cost calculator for driving.
Accuracy & Methodology
Uses Haversine formula with Earth radius 6,371 km. Accurate to within 0.5%.
FAQs
Is this driving distance? No — straight-line air distance. Use Google Maps for roads.
Can I use coordinates? Yes — enter lat,long (e.g., 40.7128,-74.0060).
Round trip? Double the distance.
Time zones? Use time zone planner.
Conclusion
Instant, accurate, and free. Our distance calculator is your go-to tool for travel planning. From JFK to LHR or Tokyo to Sydney — know the distance before you go.
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