The distance from Green Acres Airfield () to Humberto Delgado Airport (Lisbon Portela Airport) (LIS) is 4834 miles or 7779 kilometers or 4198 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.
7779 kilometers is the direct flight distance between Green Acres Airfield (United States) and Humberto Delgado Airport (Lisbon Portela Airport) (Portugal).
How long does it take to travel from Pampa ( United States ) to Lisbon ( Portugal )?
A one-way nonstop (direct) flight between Pampa and Lisbon takes around 11 hours 6 minutes.
Estimated
flight time from Green Acres Airfield, Pampa, United States to Humberto Delgado Airport (Lisbon Portela Airport), Lisbon, Portugal is
11 hours 6 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 | | 7779 km |
| Statute Miles | | 4834 miles |
| Nautical Miles | | 4198 nm |
| Avg. Time of Flight | | 11 hours 6 minutes |
Green Acres Airfield to Humberto Delgado Airport (Lisbon Portela Airport) Flight Route Map - to LIS Flight Path
Location of Green Acres Airfield & Humberto Delgado Airport (Lisbon Portela Airport) is given below.
Click the map to view Pampa to Lisbon nonstop flight path and travel direction.
Click to see flight route on Google Map between Pampa, United States and Lisbon, Portugal. .
Nonstop flight route between Pampa, United States and Lisbon, Portugal.
Time Difference Between the Airports • - LIS
Time difference between
Pampa (United States) and
Lisbon (Portugal) is 6 Hours.
Lisbon time is 6 Hours ahead of Pampa.
| Location | Local Time |
| Pampa (United States) | 2026-03-21, 01:12:52 MDT |
| Lisbon (Portugal) | 2026-03-21, 07:12:52 WET |
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.