For the cheapest flights to London book 11 days before departure.
The most popular airlines on the route Shannon - London: Ryanair (FR), Aer Lingus (EI).
The cheapest flights are on the route Shannon Airport (SNN) - Gatwick (LGW).
Direct flights last about 1h 25min.
Direct flights available 6 days a week - Monday, Tuesday, Wednesday, Thursday, Friday, Saturday.
Direct flights: Aer Lingus (EI), Ryanair (FR).