Distance From Diego Garcia Naval Support Facility to Humberto Delgado Airport (Lisbon Portela Airport), NKW - LIS Distance

The distance from Diego Garcia Naval Support Facility (NKW) to Humberto Delgado Airport (Lisbon Portela Airport) (LIS) is 6084 miles or 9791 kilometers or 5284 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.

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How long does it take to travel from Diego Garcia ( British Indian Ocean Territory ) to Lisbon ( Portugal )?

A one-way nonstop (direct) flight between Diego Garcia and Lisbon takes around 13 hours 59 minutes.

Estimated flight time from Diego Garcia Naval Support Facility, Diego Garcia, British Indian Ocean Territory to Humberto Delgado Airport (Lisbon Portela Airport), Lisbon, Portugal is 13 hours 59 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 • NKW - LIS

Kilometers		9791 km
Statute Miles		6084 miles
Nautical Miles		5284 nm
Avg. Time of Flight		13 hours 59 minutes

Diego Garcia Naval Support Facility to Humberto Delgado Airport (Lisbon Portela Airport) Flight Route Map - NKW to LIS Flight Path

Location of Diego Garcia Naval Support Facility & Humberto Delgado Airport (Lisbon Portela Airport) is given below.
Click the map to view Diego Garcia to Lisbon nonstop flight path and travel direction.

Click to see flight route on Google Map between Diego Garcia, British Indian Ocean Territory and Lisbon, Portugal. .

Nonstop flight route between Diego Garcia, British Indian Ocean Territory and Lisbon, Portugal.

Time Difference Between the Airports • NKW - LIS

Time difference between Diego Garcia (British Indian Ocean Territory) and Lisbon (Portugal) is 6 Hours.
Lisbon time is 6 Hours behind Diego Garcia.

Location	Local Time
Diego Garcia (British Indian Ocean Territory)	2025-12-16, 19:03:14 +06
Lisbon (Portugal)	2025-12-16, 13:03:14 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.

Origin

Diego Garcia Naval Support Facility (NKW / FJDG) Diego Garcia, British Indian Ocean Territory

Destination

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