Distance From Circle City (New) Airport to Humberto Delgado Airport (Lisbon Portela Airport), IRC - LIS Distance

The distance from Circle City (New) Airport (IRC) to Humberto Delgado Airport (Lisbon Portela Airport) (LIS) is 4820 miles or 7757 kilometers or 4186 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 Circle ( United States ) to Lisbon ( Portugal )?

A one-way nonstop (direct) flight between Circle and Lisbon takes around 11 hours 4 minutes.

Estimated flight time from Circle City (New) Airport, Circle, United States to Humberto Delgado Airport (Lisbon Portela Airport), Lisbon, Portugal is 11 hours 4 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 • IRC - LIS

Kilometers		7757 km
Statute Miles		4820 miles
Nautical Miles		4186 nm
Avg. Time of Flight		11 hours 4 minutes

Circle City (New) Airport to Humberto Delgado Airport (Lisbon Portela Airport) Flight Route Map - IRC to LIS Flight Path

Location of Circle City (New) Airport & Humberto Delgado Airport (Lisbon Portela Airport) is given below.
Click the map to view Circle to Lisbon nonstop flight path and travel direction.

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

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

Time Difference Between the Airports • IRC - LIS

Time difference between Circle (United States) and Lisbon (Portugal) is 9 Hours.
Lisbon time is 9 Hours ahead of Circle.

Location	Local Time
Circle (United States)	2026-06-21, 10:24:42 AKDT
Lisbon (Portugal)	2026-06-21, 19:24:42 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

Circle City (New) Airport (IRC / PACR) Circle, United States

Destination

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