Distance From Harry D Fenton Airport to Humberto Delgado Airport (Lisbon Portela Airport)

The distance from Harry D Fenton Airport () to Humberto Delgado Airport (Lisbon Portela Airport) (LIS) is 4039 miles or 6499 kilometers or 3507 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 Rockton ( United States ) to Lisbon ( Portugal )?

A one-way nonstop (direct) flight between Rockton and Lisbon takes around 9 hours 17 minutes.

Estimated flight time from Harry D Fenton Airport, Rockton, United States to Humberto Delgado Airport (Lisbon Portela Airport), Lisbon, Portugal is 9 hours 17 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		6499 km
Statute Miles		4039 miles
Nautical Miles		3507 nm
Avg. Time of Flight		9 hours 17 minutes

Harry D Fenton Airport to Humberto Delgado Airport (Lisbon Portela Airport) Flight Route Map - to LIS Flight Path

Location of Harry D Fenton Airport & Humberto Delgado Airport (Lisbon Portela Airport) is given below.
Click the map to view Rockton to Lisbon nonstop flight path and travel direction.

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

Nonstop flight route between Rockton, United States and Lisbon, Portugal.

Time Difference Between the Airports • - LIS

Time difference between Rockton (United States) and Lisbon (Portugal) is 5 Hours.
Lisbon time is 5 Hours ahead of Rockton.

Location	Local Time
Rockton (United States)	2026-03-21, 02:27:07 CDT
Lisbon (Portugal)	2026-03-21, 07:27:07 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

Harry D Fenton Airport ( / LL88) Rockton, United States

Destination

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