€20 Find Cheap Flights from London to Shannon – Compare and Save

Yes, you can fly direct from three airports in London to Shannon. With London Heathrow Airport, London Gatwick Airport, and London Stansted Airport offering regular flights with airlines such as Ryanair and Aer Lingus, you’ll be at your destination in no time at all.

To make sure you aren’t in a rush at the airport, you can get a fast track to ensure you fly through security. For around £12.50 at Heathrow Airport, or £5 Gatwick and Stansted, you can ensure that you are not held up by queues. All you need to do is book 24h in advance and show your QR code on arrival during the time slot you are given.

Shannon Airport has a range of currency exchange options for you when you land in Ireland. You can either use the ATMs located in the arrivals hall to withdraw Euros for your trip, or you can visit the International Currency Exchange office in the customs hall of the airport to exchange your Pounds Sterling for Euros.

You can get a bus from the airport to the city centre, which will take you about 10min and cost about €2.40 (£2.10). You should get on the 343 bus towards Limerick, which can be found just in front of the airport. You can also walk the distance in about 1h, should your bags not be too heavy.

Among airlines operating London to Shannon flights:

• Ryanair: offers free seat selection
• Aer Lingus: offers extra legroom; offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

2 airlines operate flights between London and Shannon. The airlines offering direct flights on this route include:

• Ryanair
• Aer Lingus

Flights from London to Shannon may depart from several airports in London area, including London City (LCY), London Gatwick (LGW), London Heathrow (LHR), London Luton (LTN), London Southend (SEN) and London Stansted (STN). Flights usually arrive at Shannon (SNN).

Here are some options for this route, based on selected ticket types and cabin classes:

• Ryanair: a cabin bag and a checked bag in Economy class
• Aer Lingus: a cabin bag and a checked bag in Economy class
• British Airways: a cabin bag and a checked bag in Economy class

Bag allowance can vary by ticket type, cabin class, route, and airline, so travellers should check the fare details before booking.

Only Economy class is available on flights from London to Shannon.

There is no standard. Checked bag policies vary by airline on this route. Most carriers charge €18–€86 for the first checked bag in Economy. Premium fares and elite status bookings typically include a free checked bag.

Yes. Being flexible with your travel dates can save you up to 30% on the London to Shannon route. Wednesday is the cheapest departure day at €114 return on average, while Sunday is the most expensive at €162, a difference of €48. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Morning is the busiest departure period on London to Shannon flights, with 34% leaving in that window. Afternoon departures account for 33%, Evening flights for 33%, and Night flights for 0%.

These are the earliest and latest flight times available from London to Shannon:

• Earliest: departs at 06:40 and lands at 08:10
• Latest: departs at 22:45 and lands at 00:15.

The flight takes about 1h 30m.

Last-minute fares on this route (booked within 2 weeks of departure) run 30% above the route average of €113. Book 5 weeks before departure for the lowest fares.

A direct flight from London to Shannon takes 1h 30m, covering 988 km.

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

One-way fares from London to Shannon are currently lower than usual. Average one-way flight prices are about €22, which is 78% below the typical average for this route.

Shannon Airport (SNN) hosts 5 major car hire companies, with daily rates starting from around €3 for economy cars. Top options include:
· Budget
· Sixt
· Europcar
· Thrifty
· Easirent

Return flights from London to Shannon range from €65 to €186, with an average of €113 over the past 12 months. Anything below €65 counts as a good deal.