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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Chicago (ORD) → Shenzhen (SZX)

China flag Shenzhen (SZX) – China 2 airlines
15 hr 25 mins
7,761 mi · 12,491 km
6
per week
Estimated flight time
15 hr 25 mins
Distance
7,761 Miles · 12,491 Kilometers
6,744.42 Nautical Miles

Shenzhen (SZX) → Chicago (ORD)

The route you selected does not have any direct flights available.

Estimated flight time
15 hr 15 mins
Distance
7,761 Miles · 12,491 Kilometers
6,744.42 Nautical Miles