€57 Cheap Flights London to Shannon (LON-SNN)

View €57 flight on Wed, 3 Sep 2025Opens in a new window

Popular airlines from London to Shannon (SNN)

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Cheap flights from London to Shannon (LON-SNN)

Prices were available within the past 7 days and start at €57 for one-way flights and €115 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aer Lingus
Tue, 19 Aug - Tue, 26 Aug
LHR
London
SNN
Shannon
€115 Return, found 1 day ago
€115
Return
found 1 day ago
Select Aer Lingus flight, departing Tue, 19 Aug from London to Shannon, returning Tue, 26 Aug, priced at €115 found 1 day ago
Aer Lingus
Mon, 1 Sep - Mon, 8 Sep
LHR
London
SNN
Shannon
€115 Return, found 5 days ago
€115
Return
found 5 days ago
Select Aer Lingus flight, departing Mon, 1 Sep from London to Shannon, returning Mon, 8 Sep, priced at €115 found 5 days ago
Aer Lingus
Tue, 19 Aug - Tue, 26 Aug
LHR
London
SNN
Shannon
€116 Return, found 1 day ago
€116
Return
found 1 day ago
Select Aer Lingus flight, departing Tue, 19 Aug from London to Shannon, returning Tue, 26 Aug, priced at €116 found 1 day ago
Aer Lingus
Fri, 19 Sep - Sun, 21 Sep
LHR
London
SNN
Shannon
€128 Return, found 11 hours ago
€128
Return
found 11 hours ago
Select Aer Lingus flight, departing Fri, 19 Sep from London to Shannon, returning Sun, 21 Sep, priced at €128 found 11 hours ago
Aer Lingus
Tue, 26 Aug - Thu, 28 Aug
LHR
London
SNN
Shannon
€128 Return, found 3 days ago
€128
Return
found 3 days ago
Select Aer Lingus flight, departing Tue, 26 Aug from London to Shannon, returning Thu, 28 Aug, priced at €128 found 3 days ago
Aer Lingus
Fri, 10 Oct - Wed, 15 Oct
LHR
London
SNN
Shannon
€130 Return, found 1 hour ago
€130
Return
found 1 hour ago
Select Aer Lingus flight, departing Fri, 10 Oct from London to Shannon, returning Wed, 15 Oct, priced at €130 found 1 hour ago
Aer Lingus
Fri, 10 Oct - Wed, 15 Oct
LHR
London
SNN
Shannon
€131 Return, found 1 hour ago
€131
Return
found 1 hour ago
Select Aer Lingus flight, departing Fri, 10 Oct from London to Shannon, returning Wed, 15 Oct, priced at €131 found 1 hour ago
Aer Lingus
Fri, 29 Aug - Tue, 2 Sep
LHR
London
SNN
Shannon
€131 Return, found 2 days ago
€131
Return
found 2 days ago
Select Aer Lingus flight, departing Fri, 29 Aug from London to Shannon, returning Tue, 2 Sep, priced at €131 found 2 days ago
Aer Lingus
Tue, 23 Sep - Tue, 30 Sep
LHR
London
SNN
Shannon
€132 Return, just found
€132
Return
just found
Select Aer Lingus flight, departing Tue, 23 Sep from London to Shannon, returning Tue, 30 Sep, priced at €132 just found
British Airways
Fri, 3 Oct - Mon, 6 Oct
LHR
London
SNN
Shannon
€251 Return, found 3 days ago
€251
Return
found 3 days ago
Select British Airways flight, departing Fri, 3 Oct from London to Shannon, returning Mon, 6 Oct, priced at €251 found 3 days ago

Find the cheapest month to fly from London (LON) to Shannon (SNN)

March is typically the cheapest month to fly

From €47 - €139 per traveller.

Graph displaying average flight prices per month

London to Shannon route information
Origin airport
Heathrow
Destination airport
Shannon
Airlines serving
Aer Lingus, British Airways
Return price
€114
Distance
590 km

England to Shannon Flights

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Combine your Shannon flight with a hotel and/or car rental for a package deal designed to save you even more money! Discover additional savings by booking in advance or find a last minute deal. There are tons of ways to save on your flights from England to Shannon with Expedia. Use us as your stop travel destination and have the confidence that you’re getting a bargain!

Frequently asked questions

How much is a flight from London (LON-All Airports) to Shannon Airport?
Based on fares quoted within the last 7 days on Expedia for flights departing within the next year, round-trip journeys from London (LON-All Airports) to Shannon Airport start from €115. Make your booking ASAP to score the best price for your trip. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from London (LON-All Airports) to Shannon Airport (SNN)?
Each air carrier has its own terms and conditions. If you do decide to cancel, follow the simple instructions on our Customer Service Portal.
How do I find cheap flights from London (LON-All Airports) to SNN that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for London (LON-All Airports) to SNN flights, you'll see a "no change fees" filter for you to select.
How far is the flight from London (LON-All Airports) to Shannon Airport?
The flight distance from London (LON-All Airports) (LON) to Shannon Airport (SNN) is only 620 kilometres. You'll be walking down the air bridge and grabbing your suitcase from the carousel before you know it.
Which airlines fly direct from London (LON-All Airports) to SNN?
A leading airline that flies from London (LON-All Airports) to SNN is Ryanair (FR). It offers 91 flights monthly. Operating 82 flights every month on this route, Aer Lingus (EI) is another good option.
Are London (LON-All Airports) to Shannon Airport (SNN) flight tickets cheaper when they're purchased at the last minute?
Booking your trip from London (LON-All Airports) to Shannon Airport at the last minute could be your ticket to an awesome deal. However, it could end up costing you a whole lot more! If you'd rather err on the side of caution, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains up to a year in advance. If your preferred air carrier hasn't released tickets yet, check back often as deals are updated on Expedia all the time.

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