Flight Duration Calculator – Calculate Flight Time and Local Arrival Time with Time Zones
Flight duration calculator calculates flight duration and local arrival time based on departure and destination cities. The tool automatically accounts for time zone differences and daylight saving time.
Enter departure location, destination, and departure time to get estimated flight duration and local arrival time. Perfect for trip planning, scheduling connecting flights, and informing family back home.
How long do flights take from major US cities to international destinations?
New York–London about 7-8 hours, New York–Tokyo about 14-16 hours, Los Angeles–London about 11-12 hours, Los Angeles–Sydney about 15-17 hours, and New York–Bangkok about 17-20 hours with connections. Direct flights are faster but more expensive. The flight duration calculator also accounts for destination time zone differences.
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Browse all tools →The flight duration calculator estimates flight time based on departure and destination cities. A handy tool for trip planning and understanding schedules.
Select departure and destination, and the calculator estimates flight duration and distance.
- Estimate direct flight duration in hours and minutes.
- View distance between cities in kilometers.
- Account for time zone differences in arrival time calculation.
Estimated flight time is for direct flights – stopovers extend total travel time.
- Actual flight times vary based on wind, route, and traffic conditions.
- Flying eastward is often faster due to favorable jet streams.
- Airport processes (check-in, security) are not included in flight time.
In addition to flight time, total travel time is affected by transfers and airport waiting.
- Allow sufficient time for connecting flights – at least 1.5-2 hours minimum.
- Time zone differences can be confusing – check local arrival time.
- The calculator gives estimates – always verify actual flight times on airline websites.