Distance From Emancipation Hill Heliport to Humberto Delgado Airport (Lisbon Portela Airport)

The distance from Emancipation Hill Heliport () to Humberto Delgado Airport (Lisbon Portela Airport) (LIS) is 4852 miles or 7809 kilometers or 4214 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 Boulder ( United States ) to Lisbon ( Portugal )?

A one-way nonstop (direct) flight between Boulder and Lisbon takes around 11 hours 9 minutes.

Estimated flight time from Emancipation Hill Heliport, Boulder, United States to Humberto Delgado Airport (Lisbon Portela Airport), Lisbon, Portugal is 11 hours 9 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		7809 km
Statute Miles		4852 miles
Nautical Miles		4214 nm
Avg. Time of Flight		11 hours 9 minutes

Emancipation Hill Heliport to Humberto Delgado Airport (Lisbon Portela Airport) Flight Route Map - to LIS Flight Path

Location of Emancipation Hill Heliport & Humberto Delgado Airport (Lisbon Portela Airport) is given below.
Click the map to view Boulder to Lisbon nonstop flight path and travel direction.

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

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

Time Difference Between the Airports • - LIS

Time difference between Boulder (United States) and Lisbon (Portugal) is 7 Hours.
Lisbon time is 7 Hours ahead of Boulder.

Location	Local Time
Boulder (United States)	2026-08-08, 00:07:16 MDT
Lisbon (Portugal)	2026-08-08, 07:07:16 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

Emancipation Hill Heliport ( / CD00) Boulder, United States

Destination

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