Flight Time from Lisbon, Portugal to San Luis Obispo, CA
The total flight duration from Lisbon, Portugal to San Luis Obispo, CA is 11 hours, 57 minutes. This assumes an average flight speed for a commercial airliner of 500 mph, which is equivalent to 805 km/h or 434 knots. It also adds an extra 30 minutes for take-off and landing. Your exact time may vary depending on wind speeds.