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

View AU$102 flight on Mon, 15 Sep. 2025Opens in a new window

Popular airlines from London to Shannon (SNN)

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 35% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

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

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Aer Lingus
Tue, 16 Sep. - Mon, 6 Oct.
LHR
London
SNN
Shannon
AU$206 Return, found 4 days ago
AU$206
Return
found 4 days ago
Select Aer Lingus flight, departing Tue, 16 Sep. from London to Shannon, returning Mon, 6 Oct., priced at AU$206 found 4 days ago
Aer Lingus
Mon, 6 Oct. - Sun, 12 Oct.
LHR
London
SNN
Shannon
AU$206 Return, found 9 hours ago
AU$206
Return
found 9 hours ago
Select Aer Lingus flight, departing Mon, 6 Oct. from London to Shannon, returning Sun, 12 Oct., priced at AU$206 found 9 hours ago
Aer Lingus
Fri, 19 Sep. - Wed, 8 Oct.
LHR
London
SNN
Shannon
AU$229 Return, found 6 days ago
AU$229
Return
found 6 days ago
Select Aer Lingus flight, departing Fri, 19 Sep. from London to Shannon, returning Wed, 8 Oct., priced at AU$229 found 6 days ago
Aer Lingus
Mon, 1 Sep. - Wed, 3 Sep.
LHR
London
SNN
Shannon
AU$231 Return, found 4 days ago
AU$231
Return
found 4 days ago
Select Aer Lingus flight, departing Mon, 1 Sep. from London to Shannon, returning Wed, 3 Sep., priced at AU$231 found 4 days ago
Aer Lingus
Sun, 28 Sep. - Sun, 5 Oct.
LHR
London
SNN
Shannon
AU$234 Return, found 4 days ago
AU$234
Return
found 4 days ago
Select Aer Lingus flight, departing Sun, 28 Sep. from London to Shannon, returning Sun, 5 Oct., priced at AU$234 found 4 days ago
Aer Lingus
Mon, 6 Oct. - Sun, 12 Oct.
LHR
London
SNN
Shannon
AU$234 Return, found 9 hours ago
AU$234
Return
found 9 hours ago
Select Aer Lingus flight, departing Mon, 6 Oct. from London to Shannon, returning Sun, 12 Oct., priced at AU$234 found 9 hours ago
Aer Lingus
Tue, 16 Sep. - Mon, 6 Oct.
LHR
London
SNN
Shannon
AU$244 Return, found 4 days ago
AU$244
Return
found 4 days ago
Select Aer Lingus flight, departing Tue, 16 Sep. from London to Shannon, returning Mon, 6 Oct., priced at AU$244 found 4 days ago
Aer Lingus
Mon, 22 Sep. - Sun, 28 Sep.
LHR
London
SNN
Shannon
AU$245 Return, found 4 days ago
AU$245
Return
found 4 days ago
Select Aer Lingus flight, departing Mon, 22 Sep. from London to Shannon, returning Sun, 28 Sep., priced at AU$245 found 4 days ago
Aer Lingus
Fri, 3 Oct. - Fri, 10 Oct.
LHR
London
SNN
Shannon
AU$254 Return, found 5 hours ago
AU$254
Return
found 5 hours ago
Select Aer Lingus flight, departing Fri, 3 Oct. from London to Shannon, returning Fri, 10 Oct., priced at AU$254 found 5 hours ago
British Airways
Sun, 28 Sep. - Sun, 5 Oct.
LHR
London
SNN
Shannon
AU$506 Return, found 4 days ago
AU$506
Return
found 4 days ago
Select British Airways flight, departing Sun, 28 Sep. from London to Shannon, returning Sun, 5 Oct., priced at AU$506 found 4 days ago

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

March is typically the cheapest month to fly

From AU$84 - AU$246 per traveller.

Graph displaying average flight prices per month

Flight from London to Shannon route information
Origin airport
Heathrow
Destination airport
Shannon
Airlines serving
Aer Lingus, British Airways
Return price
AU$205
Distance
590 km

LON to SNN Flights

Ready to get away? Use Expedia.com.au to book cheap flights from England to Shannon AU$206, and have leftover money to spare on adventures and activities while you’re in town. We have the world’s largest selection of flights, not to mention lower airfares than you’ll find anywhere else on the Internet.

Our user-friendly tools make it easier than ever to book LON to SNN flights, even if you’re hoping to hop aboard one of the last-minute flights leaving today. So whether you seek a spontaneous trip to this city’s hottest attractions, or prefer to plan out every detail of your adventure ahead of time, Expedia.com.au is here to help you find exactly what you are interested in.

If you’re on the hunt for cheap flights to Shannon from England, you need not look any further. We make it simple for you to compare different airline carriers or choose the one that appeals to you most. We work with dozens of airlines in order to offer you incredible deals on business and personal travel. Start by searching through our selection of plane tickets today, and you’ll be in the sky before you know it.

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 AU$206. 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

London Airports

London

Heathrow to Shannon
AU$205.38
*Available to Expedia members.