Flights Shannon → London
SNN → LHR
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 10.1/100 (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 0.0 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 0.0 min (ATC pre-departure); 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) | 85% | 22 min | 2.4% |
Airlines operating SNN-LHR
Frequently asked questions about SNN-LHR
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.
