Distance From Methodist Medical Center of Oak Ridge Hospital Heliport to Humberto Delgado Airport (Lisbon Portela Airport)

The distance from Methodist Medical Center of Oak Ridge Hospital Heliport () to Humberto Delgado Airport (Lisbon Portela Airport) (LIS) is 4006 miles or 6446 kilometers or 3478 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 Oak Ridge ( United States ) to Lisbon ( Portugal )?

A one-way nonstop (direct) flight between Oak Ridge and Lisbon takes around 9 hours 12 minutes.

Estimated flight time from Methodist Medical Center of Oak Ridge Hospital Heliport, Oak Ridge, United States to Humberto Delgado Airport (Lisbon Portela Airport), Lisbon, Portugal is 9 hours 12 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		6446 km
Statute Miles		4006 miles
Nautical Miles		3478 nm
Avg. Time of Flight		9 hours 12 minutes

Methodist Medical Center of Oak Ridge Hospital Heliport to Humberto Delgado Airport (Lisbon Portela Airport) Flight Route Map - to LIS Flight Path

Location of Methodist Medical Center of Oak Ridge Hospital Heliport & Humberto Delgado Airport (Lisbon Portela Airport) is given below.
Click the map to view Oak Ridge to Lisbon nonstop flight path and travel direction.

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

Nonstop flight route between Oak Ridge, United States and Lisbon, Portugal.

Time Difference Between the Airports • - LIS

Time difference between Oak Ridge (United States) and Lisbon (Portugal) is 4 Hours.
Lisbon time is 4 Hours ahead of Oak Ridge.

Location	Local Time
Oak Ridge (United States)	2026-03-22, 06:37:49 EDT
Lisbon (Portugal)	2026-03-22, 10:37:49 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

Methodist Medical Center of Oak Ridge Hospital Heliport ( / 90TN) Oak Ridge, United States

Destination

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