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

Popular airlines from Heathrow Airport (LHR) to Shannon Airport (SNN)

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

Prices were available within the past 7 days and start at for one-way flights and ฿9,040 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aer Lingus
Sat, 6 Sep - Sun, 7 Sep
LHR
London
SNN
Shannon
฿9,040 Return, found 5 hours ago
฿9,040
Return
found 5 hours ago
Select Aer Lingus flight, departing Sat, 6 Sep from London to Shannon, returning Sun, 7 Sep, priced at ฿9,040 found 5 hours ago
British Airways
Sat, 6 Sep - Sun, 7 Sep
LHR
London
SNN
Shannon
฿9,305 Return, found 5 hours ago
฿9,305
Return
found 5 hours ago
Select British Airways flight, departing Sat, 6 Sep from London to Shannon, returning Sun, 7 Sep, priced at ฿9,305 found 5 hours ago
Aer Lingus
Sat, 6 Sep - Sun, 7 Sep
LHR
London
SNN
Shannon
฿9,655 Return, found 5 hours ago
฿9,655
Return
found 5 hours ago
Select Aer Lingus flight, departing Sat, 6 Sep from London to Shannon, returning Sun, 7 Sep, priced at ฿9,655 found 5 hours ago
British Airways
Sat, 6 Sep - Sun, 7 Sep
LHR
London
SNN
Shannon
฿9,700 Return, found 5 hours ago
฿9,700
Return
found 5 hours ago
Select British Airways flight, departing Sat, 6 Sep from London to Shannon, returning Sun, 7 Sep, priced at ฿9,700 found 5 hours ago
Aer Lingus
Sat, 6 Sep - Sun, 7 Sep
LHR
London
SNN
Shannon
฿9,740 Return, found 5 hours ago
฿9,740
Return
found 5 hours ago
Select Aer Lingus flight, departing Sat, 6 Sep from London to Shannon, returning Sun, 7 Sep, priced at ฿9,740 found 5 hours ago
Aer Lingus
Tue, 26 Aug - Fri, 29 Aug
LHR
London
SNN
Shannon
฿9,965 Return, found 4 days ago
฿9,965
Return
found 4 days ago
Select Aer Lingus flight, departing Tue, 26 Aug from London to Shannon, returning Fri, 29 Aug, priced at ฿9,965 found 4 days ago
Aer Lingus
Sat, 6 Sep - Sun, 7 Sep
LHR
London
SNN
Shannon
฿10,050 Return, found 5 hours ago
฿10,050
Return
found 5 hours ago
Select Aer Lingus flight, departing Sat, 6 Sep from London to Shannon, returning Sun, 7 Sep, priced at ฿10,050 found 5 hours ago
Aer Lingus
Tue, 26 Aug - Fri, 29 Aug
LHR
London
SNN
Shannon
฿10,090 Return, found 4 days ago
฿10,090
Return
found 4 days ago
Select Aer Lingus flight, departing Tue, 26 Aug from London to Shannon, returning Fri, 29 Aug, priced at ฿10,090 found 4 days ago
British Airways
Tue, 26 Aug - Fri, 29 Aug
LHR
London
SNN
Shannon
฿10,135 Return, found 4 days ago
฿10,135
Return
found 4 days ago
Select British Airways flight, departing Tue, 26 Aug from London to Shannon, returning Fri, 29 Aug, priced at ฿10,135 found 4 days ago
British Airways
Sat, 6 Sep - Sun, 7 Sep
LHR
London
SNN
Shannon
฿10,705 Return, found 5 hours ago
฿10,705
Return
found 5 hours ago
Select British Airways flight, departing Sat, 6 Sep from London to Shannon, returning Sun, 7 Sep, priced at ฿10,705 found 5 hours ago
Aer Lingus
Tue, 26 Aug - Fri, 29 Aug
LHR
London
SNN
Shannon
฿10,760 Return, found 4 days ago
฿10,760
Return
found 4 days ago
Select Aer Lingus flight, departing Tue, 26 Aug from London to Shannon, returning Fri, 29 Aug, priced at ฿10,760 found 4 days ago
Aer Lingus
Tue, 26 Aug - Fri, 29 Aug
LHR
London
SNN
Shannon
฿10,885 Return, found 4 days ago
฿10,885
Return
found 4 days ago
Select Aer Lingus flight, departing Tue, 26 Aug from London to Shannon, returning Fri, 29 Aug, priced at ฿10,885 found 4 days ago
British Airways
Sat, 6 Sep - Sun, 7 Sep
LHR
London
SNN
Shannon
฿11,410 Return, found 5 hours ago
฿11,410
Return
found 5 hours ago
Select British Airways flight, departing Sat, 6 Sep from London to Shannon, returning Sun, 7 Sep, priced at ฿11,410 found 5 hours ago
British Airways
Tue, 26 Aug - Fri, 29 Aug
LHR
London
SNN
Shannon
฿12,300 Return, found 4 days ago
฿12,300
Return
found 4 days ago
Select British Airways flight, departing Tue, 26 Aug from London to Shannon, returning Fri, 29 Aug, priced at ฿12,300 found 4 days ago
Aer Lingus
Tue, 26 Aug - Fri, 29 Aug
LHR
London
SNN
Shannon
฿13,940 Return, found 4 days ago
฿13,940
Return
found 4 days ago
Select Aer Lingus flight, departing Tue, 26 Aug from London to Shannon, returning Fri, 29 Aug, priced at ฿13,940 found 4 days ago
Aer Lingus
Tue, 26 Aug - Fri, 29 Aug
LHR
London
SNN
Shannon
฿14,255 Return, found 4 days ago
฿14,255
Return
found 4 days ago
Select Aer Lingus flight, departing Tue, 26 Aug from London to Shannon, returning Fri, 29 Aug, priced at ฿14,255 found 4 days ago
British Airways
Tue, 26 Aug - Fri, 29 Aug
LHR
London
SNN
Shannon
฿14,425 Return, found 4 days ago
฿14,425
Return
found 4 days ago
Select British Airways flight, departing Tue, 26 Aug from London to Shannon, returning Fri, 29 Aug, priced at ฿14,425 found 4 days ago
Aer Lingus
Tue, 26 Aug - Fri, 29 Aug
LHR
London
SNN
Shannon
฿14,735 Return, found 4 days ago
฿14,735
Return
found 4 days ago
Select Aer Lingus flight, departing Tue, 26 Aug from London to Shannon, returning Fri, 29 Aug, priced at ฿14,735 found 4 days ago
Aer Lingus
Tue, 26 Aug - Fri, 29 Aug
LHR
London
SNN
Shannon
฿15,050 Return, found 4 days ago
฿15,050
Return
found 4 days ago
Select Aer Lingus flight, departing Tue, 26 Aug from London to Shannon, returning Fri, 29 Aug, priced at ฿15,050 found 4 days ago
Aer Lingus
Tue, 26 Aug - Fri, 29 Aug
LHR
London
SNN
Shannon
฿15,180 Return, found 4 days ago
฿15,180
Return
found 4 days ago
Select Aer Lingus flight, departing Tue, 26 Aug from London to Shannon, returning Fri, 29 Aug, priced at ฿15,180 found 4 days ago

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

March is typically the cheapest month to fly

From ฿3,277 - ฿7,348 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
฿9,040
Distance
590 km
Average flight time
1 hour 28 mins

Perfect flights from London to Shannon

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from London to Shannon. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of Shannon, surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Heathrow to Shannon ticket options cater to your travel preferences, with incredible one-way fares and roundtrip prices from ฿9,040. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Shannon and explore Shannon and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your LHR to SNN travel arrangements today and embark on the journey of a lifetime in Shannon.

Frequently asked questions

How much is a flight from Heathrow Airport (LHR) to Shannon Airport?
If you're planning on travelling from Heathrow Airport (LHR) to SNN, round-trip flights start from ฿9,040. This price is based on fares listed within the last 7 days on Expedia for flights departing within the next year, so don't delay. Book now and save yourself both money and time. 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 Heathrow to Shannon Airport?
This differs between airlines, as each has its own set of terms and conditions. Head to the Customer Service Portal, where there are instructions on how to cancel your flight online.
How do I find cheap flights from Heathrow Airport 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 LHR to Shannon Airport (SNN) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from London Heathrow to Shannon Airport?
You might not get through a whole movie on this flight — it's just 590 kilometres from Hounslow to Shannon. Find your seat, buckle up and you'll be touching down before long.
Which airlines fly direct from Heathrow Airport to SNN?
A favourite with many travellers, Aer Lingus (EI) operates 82 flights every month from London Heathrow to Shannon Airport. Pick the one that fits with your travel plans and book your fare today.
Are Heathrow Airport (LHR) to SNN flight tickets cheaper when they're purchased at the last minute?
Booking your trip from Heathrow Airport (LHR) to Shannon Airport (SNN) at the last minute could be your ticket to a fantastic deal. However, you might miss out on a flight altogether! If you'd prefer not to take any chances, book well ahead of your departure date. In fact, Expedia has some of the best bargains up to 12 months in advance. If your preferred carrier hasn't released tickets yet, check back frequently as deals are updated all the time on Expedia.
*Available to Expedia members.