Flight Time Estimator

Calculate the great-circle distance and estimated flight time between any two airports worldwide. This tool models theoretical nonstop routing, allowing you to analyze routes even if no airline currently operates direct service between them.

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Estimate Flight Time

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Houston (IAH) → Doha (DOH)

Qatar flag Doha (DOH) – Qatar 1 airline
15 hr 40 mins
8,036 mi · 12,933 km
1
per day
Estimated flight time
15 hr 40 mins
Distance
8,036 Miles · 12,933 Kilometers
6,983.01 Nautical Miles

Doha (DOH) → Houston (IAH)

United States of America flag Houston (IAH) – United States of America 1 airline
15 hr 55 mins
8,036 mi · 12,933 km
1
per day
Estimated flight time
15 hr 55 mins
Distance
8,036 Miles · 12,933 Kilometers
6,983.01 Nautical Miles