Distance From Shannon Airport to Portland International Jetport, SNN - PWM Distance

The distance from Shannon Airport (SNN) to Portland International Jetport (PWM) is 2807 miles or 4517 kilometers or 2438 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 Shannon ( Ireland ) to Portland ( United States )?

A one-way nonstop (direct) flight between Shannon and Portland takes around 6 hours 27 minutes.

Estimated flight time from Shannon Airport, Shannon, Ireland to Portland International Jetport, Portland, United States is 6 hours 27 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 • SNN - PWM

Kilometers		4517 km
Statute Miles		2807 miles
Nautical Miles		2438 nm
Avg. Time of Flight		6 hours 27 minutes

Shannon Airport to Portland International Jetport Flight Route Map - SNN to PWM Flight Path

Location of Shannon Airport & Portland International Jetport is given below.
Click the map to view Shannon to Portland nonstop flight path and travel direction.

Click to see flight route on Google Map between Shannon, Ireland and Portland, United States. .

Nonstop flight route between Shannon, Ireland and Portland, United States.

Time Difference Between the Airports • SNN - PWM

Time difference between Shannon (Ireland) and Portland (United States) is 5 Hours.
Portland time is 5 Hours behind Shannon.

Location	Local Time
Shannon (Ireland)	2025-12-05, 13:00:10 GMT
Portland (United States)	2025-12-05, 08:00:10 EST

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

Shannon Airport (SNN / EINN) Shannon, Ireland

Destination

Portland International Jetport (PWM / KPWM) Portland, United States