£22 Cheap Flights from London (LON) to Shannon (SNN)

View £22 flight on Thu, 18 Sep 2025Opens in a new window

Popular airlines from London to Shannon (SNN)

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Cheap Flights from London (LON) to Shannon (SNN)

Prices were available within the past 7 days and start at £22 for one-way flights and £43 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Ryanair
Wed, 10 Sep - Sun, 14 Sep
STN
London
SNN
Shannon
£43 Return, found 9 hours ago
£43
Return
found 9 hours ago
Select Ryanair flight, departing Wed, 10 Sep from London to Shannon, returning Sun, 14 Sep, priced at £43 found 9 hours ago
Ryanair
Fri, 19 Sep - Sat, 20 Sep
STN
London
SNN
Shannon
£44 Return, found 1 hour ago
£44
Return
found 1 hour ago
Select Ryanair flight, departing Fri, 19 Sep from London to Shannon, returning Sat, 20 Sep, priced at £44 found 1 hour ago
Ryanair
Thu, 18 Sep - Sun, 21 Sep
STN
London
SNN
Shannon
£45 Return, found 2 hours ago
£45
Return
found 2 hours ago
Select Ryanair flight, departing Thu, 18 Sep from London to Shannon, returning Sun, 21 Sep, priced at £45 found 2 hours ago
Ryanair
Mon, 22 Sep - Thu, 25 Sep
STN
London
SNN
Shannon
£46 Return, found 7 hours ago
£46
Return
found 7 hours ago
Select Ryanair flight, departing Mon, 22 Sep from London to Shannon, returning Thu, 25 Sep, priced at £46 found 7 hours ago
Ryanair
Fri, 21 Nov - Fri, 28 Nov
LGW
London
SNN
Shannon
£46 Return, found 5 hours ago
£46
Return
found 5 hours ago
Select Ryanair flight, departing Fri, 21 Nov from London to Shannon, returning Fri, 28 Nov, priced at £46 found 5 hours ago
Ryanair
Sat, 30 Aug - Tue, 2 Sep
STN
London
SNN
Shannon
£47 Return, found 3 hours ago
£47
Return
found 3 hours ago
Select Ryanair flight, departing Sat, 30 Aug from London to Shannon, returning Tue, 2 Sep, priced at £47 found 3 hours ago
Ryanair
Wed, 13 Aug - Fri, 15 Aug
STN
London
SNN
Shannon
£48 Return, found 4 days ago
£48
Return
found 4 days ago
Select Ryanair flight, departing Wed, 13 Aug from London to Shannon, returning Fri, 15 Aug, priced at £48 found 4 days ago
Ryanair
Mon, 18 Aug - Wed, 20 Aug
STN
London
SNN
Shannon
£49 Return, found 1 hour ago
£49
Return
found 1 hour ago
Select Ryanair flight, departing Mon, 18 Aug from London to Shannon, returning Wed, 20 Aug, priced at £49 found 1 hour ago
Aer Lingus
Wed, 3 Sep - Mon, 8 Sep
LHR
London
SNN
Shannon
£101 Return, just found
£101
Return
just found
Select Aer Lingus flight, departing Wed, 3 Sep from London to Shannon, returning Mon, 8 Sep, priced at £101 just found
British Airways
Fri, 12 Sep - Tue, 16 Sep
LHR
London
SNN
Shannon
£219 Return, just found
£219
Return
just found
Select British Airways flight, departing Fri, 12 Sep from London to Shannon, returning Tue, 16 Sep, priced at £219 just found

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

March is typically the cheapest month to fly

From £41 - £121 per traveller.

Graph displaying average flight prices per month

Flight from London to Shannon route information
Origin airport
Stansted
Destination airport
Shannon
Airlines serving
Aer Lingus, British Airways, Ryanair
Return price
£43
Distance
626 km

Compare flights from London to Shannon easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from London to Shannon. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Shannon in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from LON-All Airports to Shannon.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from LON-All Airports (LON) to Shannon (SNN)

The easiest way to view the best deals on flights from London to Shannon today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from LON-All Airports to Shannon start at just £43 and range up to £219.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near London and Shannon
  • booking your flight during September, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your London to Shannon flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from LON-All Airports to Shannon for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

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 £43. 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.

Explore a world of travel with Expedia

Shannon Airports

Killarney

London to Kerry
£44.83
London Airports

London

Stansted to Shannon
£42.63
Gatwick to Shannon
£45.98
Heathrow to Shannon
£100.06
*Available to Expedia members.