Flights Shannon → London
SNN → LHR
How long is the flight from Shannon to London?
The flight from Shannon (SNN) to London (LHR) takes about 1h 10m. This is an estimate based on the distance between the two airports: the real time depends on the aircraft, wind and any stops.
Route overview
The flight route operates between Shannon and London, utilizing an Airbus A320 aircraft. The airport in Shannon, which has been open since 1942, connects to a highly trafficked destination with the London airport seeing over 83 million passengers annually.
The Shannon (SNN) → London (LHR) route is operated by Aer Lingus. FlightGuard's average computed risk is 10.7/100 (low), updated in real time from weather, ATC delays, strikes, NOTAMs, fuel and flight history. At London the average ATFM delay is 1.8 minutes (main cause: atfm). Departing from Shannon the average ATFM delay is 0.9 minutes.
Heading to London: what to expect in this direction
Flying from Shannon (SNN) to London (LHR) heads east for about 594 km, a flight time of roughly 1h 10m.
Air-traffic congestion: departing Shannon the average ATFM delay is 0.9 min (atfm); arriving into London it is 1.8 min (atfm).
Route facts
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Airline punctuality on this route
| Airline | On-time | Average delay | Cancellations |
|---|---|---|---|
| Aer Lingus (EI) | 79% | 42 min | 2.5% |
Airlines operating SNN-LHR
Frequently asked questions about SNN-LHR
The flight from Shannon (SNN) to London (LHR) takes about 1h 10m. This is an estimate based on the distance between the two airports: the real time depends on the aircraft, wind and any stops.
Route-specific punctuality data isn't available yet. Check your flight on FlightGuard for a real-time analysis.
The cancellation rate varies by airline and season. Check your flight risk for an up-to-date estimate.
The route is operated by 1 airline: Aer Lingus.
Enter your flight number on FlightGuard for a real-time analysis based on 9 factors: weather at London, ATC delays, strikes, NOTAMs, fuel, airline punctuality and recent trends.
The Shannon-London route is about 594 km: for a cancellation (with less than 14 days' notice), a delay over 3 hours, or denied boarding, EU261 compensation is €250, barring extraordinary circumstances.
