Distance From Lone Mountain International Airport to Shannon Airport

The distance from Lone Mountain International Airport () to Shannon Airport (SNN) is 4966 miles or 7991 kilometers or 4312 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 Hereford ( United States ) to Shannon ( Ireland )?

A one-way nonstop (direct) flight between Hereford and Shannon takes around 11 hours 24 minutes.

Estimated flight time from Lone Mountain International Airport, Hereford, United States to Shannon Airport, Shannon, Ireland is 11 hours 24 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

Kilometers		7991 km
Statute Miles		4966 miles
Nautical Miles		4312 nm
Avg. Time of Flight		11 hours 24 minutes

Lone Mountain International Airport to Shannon Airport Flight Route Map - to SNN Flight Path

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

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

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

Time Difference Between the Airports • - SNN

Time difference between Hereford (United States) and Shannon (Ireland) is 8 Hours.
Shannon time is 8 Hours ahead of Hereford.

Location	Local Time
Hereford (United States)	2026-09-12, 09:15:23 MST
Shannon (Ireland)	2026-09-12, 17:15:23 IST

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

Lone Mountain International Airport ( / ) Hereford, United States

Destination

Shannon Airport (SNN / EINN) Shannon, Ireland