Distance From Nevada County Airport to Humberto Delgado Airport (Lisbon Portela Airport)

The distance from Nevada County Airport () to Humberto Delgado Airport (Lisbon Portela Airport) (LIS) is 5538 miles or 8912 kilometers or 4809 nautical miles.

The distance shown below is direct flight distance between airports. Straight-line distance does not account for the surface between the two points. It is the distance a bird or airplane would travel between the two points when flying above the surface. The straight line distance is the direct route between two points, regardless of whether or not there are roads that connect them.

---

How long does it take to travel from Grass Valley ( United States ) to Lisbon ( Portugal )?

A one-way nonstop (direct) flight between Grass Valley and Lisbon takes around 12 hours 43 minutes.

Estimated flight time from Nevada County Airport, Grass Valley, United States to Humberto Delgado Airport (Lisbon Portela Airport), Lisbon, Portugal is 12 hours 43 minutes under avarage conditions. Your actual flying time may vary depending on wind direction/speed or weather conditions. This calculation does not include the departure and landing times of the aircraft. In addition, it does not cover the person identity check, ticket check-in and baggage collection times at the airport.

Travel Distance Between the Airports • - LIS

Kilometers		8912 km
Statute Miles		5538 miles
Nautical Miles		4809 nm
Avg. Time of Flight		12 hours 43 minutes

Nevada County Airport to Humberto Delgado Airport (Lisbon Portela Airport) Flight Route Map - to LIS Flight Path

Location of Nevada County Airport & Humberto Delgado Airport (Lisbon Portela Airport) is given below.
Click the map to view Grass Valley to Lisbon nonstop flight path and travel direction.

Click to see flight route on Google Map between Grass Valley, United States and Lisbon, Portugal. .

Nonstop flight route between Grass Valley, United States and Lisbon, Portugal.

Time Difference Between the Airports • - LIS

Time difference between Grass Valley (United States) and Lisbon (Portugal) is 8 Hours.
Lisbon time is 8 Hours ahead of Grass Valley.

Location	Local Time
Grass Valley (United States)	2026-09-17, 10:47:00 PDT
Lisbon (Portugal)	2026-09-17, 18:47:00 WEST

Why should you arrive 3 hours before international flight? Flyers who are traveling to an international destination should arrive at the airport earlier than domestic flyers. This is because international flights can have additional check-in requirements, like passport verification, that need to be completed before you receive your boarding pass.

Origin

Nevada County Airport ( / KGOO) Grass Valley, United States

Destination

Humberto Delgado Airport (Lisbon Portela Airport) (LIS / LPPT) Lisbon, Portugal