FLIGHT TIME / CALCULATED ESTIMATE
Porto ↗ Chicago
OPO / Francisco de Sá Carneiro AirportORD / Chicago O'Hare International Airport
MODELLED FLYING TIME8h 15mIllustrative estimate, not a scheduled flight
GREAT-CIRCLE DISTANCE6,332 kmGeographic straight-line distance
ROUTE CATEGORYInternationalOrigin and destination country records
How long is the flight?
The calculated airborne flight-time estimate between Porto (OPO) and Chicago (ORD) is approximately 8 hours and 15 minutes for a modelled route length of 6,332 km.
This is not a confirmed nonstop service or published airline schedule. Airlines can use different paths, and connection time, taxiing, winds, weather, airspace restrictions and operational delays can change the actual journey.
Reference coordinates
Departure: Francisco de Sá Carneiro Airport. Arrival: Chicago O'Hare International Airport. Both airport-code and coordinate records are drawn from the site’s imported aviation dataset, with initial curated data used until refreshed.