Distance From Shannon Airport to London Heathrow Airport, SNN - LHR Distance

The distance from Shannon Airport (SNN) to London Heathrow Airport (LHR) is 369 miles or 594 kilometers or 321 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 London ( United Kingdom )?

A one-way nonstop (direct) flight between Shannon and London takes around 0 hours 50 minutes.

Estimated flight time from Shannon Airport, Shannon, Ireland to London Heathrow Airport, London, United Kingdom is 0 hours 50 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 - LHR

Kilometers		594 km
Statute Miles		369 miles
Nautical Miles		321 nm
Avg. Time of Flight		0 hours 50 minutes

Shannon Airport to London Heathrow Airport Flight Route Map - SNN to LHR Flight Path

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

Click to see flight route on Google Map between Shannon, Ireland and London, United Kingdom. .

Nonstop flight route between Shannon, Ireland and London, United Kingdom.

Time Difference Between the Airports • SNN - LHR

Time difference between Shannon (Ireland) and London (United Kingdom) is 0 Hours.

Location	Local Time
Shannon (Ireland)	2026-01-29, 04:28:56 GMT
London (United Kingdom)	2026-01-29, 04:28:56 GMT

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

London Heathrow Airport (LHR / EGLL) London, United Kingdom