RM466 Cheap Flights from Shannon (SNN) to London (LHR)

View RM466 flight on Wed, 20 Aug 2025Opens in a new window

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

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Cheap Flights from Shannon to London (SNN-LHR)

Prices were available within the past 7 days and start at RM466 for one-way flights and RM1,034 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aer Lingus
Wed, 20 Aug - Tue, 26 Aug
SNN
Shannon
LHR
London
RM1,034 Return, found 3 days ago
RM1,034
Return
found 3 days ago
Select Aer Lingus flight, departing Wed, 20 Aug from Shannon to London, returning Tue, 26 Aug, priced at RM1,034 found 3 days ago
Aer Lingus
Fri, 22 Aug - Wed, 27 Aug
SNN
Shannon
LHR
London
RM1,049 Return, found 3 days ago
RM1,049
Return
found 3 days ago
Select Aer Lingus flight, departing Fri, 22 Aug from Shannon to London, returning Wed, 27 Aug, priced at RM1,049 found 3 days ago
Aer Lingus
Wed, 20 Aug - Tue, 26 Aug
SNN
Shannon
LHR
London
RM1,078 Return, found 3 days ago
RM1,078
Return
found 3 days ago
Select Aer Lingus flight, departing Wed, 20 Aug from Shannon to London, returning Tue, 26 Aug, priced at RM1,078 found 3 days ago
Aer Lingus
Fri, 22 Aug - Wed, 27 Aug
SNN
Shannon
LHR
London
RM1,113 Return, found 3 days ago
RM1,113
Return
found 3 days ago
Select Aer Lingus flight, departing Fri, 22 Aug from Shannon to London, returning Wed, 27 Aug, priced at RM1,113 found 3 days ago
Aer Lingus
Wed, 20 Aug - Tue, 26 Aug
SNN
Shannon
LHR
London
RM1,137 Return, found 3 days ago
RM1,137
Return
found 3 days ago
Select Aer Lingus flight, departing Wed, 20 Aug from Shannon to London, returning Tue, 26 Aug, priced at RM1,137 found 3 days ago
Aer Lingus
Wed, 20 Aug - Tue, 26 Aug
SNN
Shannon
LHR
London
RM1,181 Return, found 3 days ago
RM1,181
Return
found 3 days ago
Select Aer Lingus flight, departing Wed, 20 Aug from Shannon to London, returning Tue, 26 Aug, priced at RM1,181 found 3 days ago
Aer Lingus
Thu, 21 Aug - Tue, 26 Aug
SNN
Shannon
LHR
London
RM1,186 Return, found 3 days ago
RM1,186
Return
found 3 days ago
Select Aer Lingus flight, departing Thu, 21 Aug from Shannon to London, returning Tue, 26 Aug, priced at RM1,186 found 3 days ago
Aer Lingus
Wed, 20 Aug - Tue, 26 Aug
SNN
Shannon
LHR
London
RM1,207 Return, found 3 days ago
RM1,207
Return
found 3 days ago
Select Aer Lingus flight, departing Wed, 20 Aug from Shannon to London, returning Tue, 26 Aug, priced at RM1,207 found 3 days ago
Aer Lingus
Thu, 21 Aug - Tue, 26 Aug
SNN
Shannon
LHR
London
RM1,230 Return, found 3 days ago
RM1,230
Return
found 3 days ago
Select Aer Lingus flight, departing Thu, 21 Aug from Shannon to London, returning Tue, 26 Aug, priced at RM1,230 found 3 days ago
Aer Lingus
Fri, 22 Aug - Mon, 25 Aug
SNN
Shannon
LHR
London
RM1,297 Return, found 3 days ago
RM1,297
Return
found 3 days ago
Select Aer Lingus flight, departing Fri, 22 Aug from Shannon to London, returning Mon, 25 Aug, priced at RM1,297 found 3 days ago
Aer Lingus
Wed, 20 Aug - Tue, 26 Aug
SNN
Shannon
LHR
London
RM1,310 Return, found 3 days ago
RM1,310
Return
found 3 days ago
Select Aer Lingus flight, departing Wed, 20 Aug from Shannon to London, returning Tue, 26 Aug, priced at RM1,310 found 3 days ago
British Airways
Wed, 20 Aug - Sun, 24 Aug
SNN
Shannon
LHR
London
RM4,210 Return, found 3 days ago
RM4,210
Return
found 3 days ago
Select British Airways flight, departing Wed, 20 Aug from Shannon to London, returning Sun, 24 Aug, priced at RM4,210 found 3 days ago

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

March is typically the cheapest month to fly

From RM 411 - RM 856 per traveller.

Graph displaying average flight prices per month

Shannon to London route information
Origin airport
Shannon
Destination airport
Heathrow
Return price
RM1,034
Distance
590 km
Average flight time
1 hour 25 mins

Perfect flights from Shannon to London

Your Journey from Shannon to London

Start your unforgettable journey with Expedia. Our broad selection of flights from Shannon to London caters to every travel need. Whether you're yearning for a romantic escape, a solo adventure, or a cultural immersion, we've got you covered.
 

Choosing Your Ideal Flight

With Expedia, you have access to a wide range of airlines, including Aer Lingus, British Airways. Our selection of flights from Shannon to Heathrow caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 20 airlines, you're bound to find the perfect flight.
 

Maximizing Value with Shannon to London Flights

Experience the joy of finding cheap flights from Shannon to Heathrow that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from RM466 and roundtrip prices from RM1,034*.
 

Pre-Flight Essentials

Ensure a smooth journey from Shannon to London with Expedia. From information about check-in times and in-flight amenities to guidance on baggage policies, we provide all the essentials to prepare you for your flight.
 

Experience the Vibrant London

Picture yourself stepping off the plane in London and immersing yourself in the unique atmosphere of . From local markets to cultural festivals, each city offers its distinct charm. Make the most of your trip by exploring local attractions and indulging in the local cuisine. With Expedia, explore all this and more, tailored to your budget.
 

Added Convenience on Your Shannon to London Flight

Traveling with Expedia is more than just a flight. We offer details about in-flight amenities, baggage policies, and more to ensure a smooth and hassle-free journey. Choose from our variety of airlines and embark on a memorable journey from Shannon to London.
 

Beyond the Flight – Exploring London

With Expedia, your adventure extends beyond the flight. Explore London at your own pace by renting a car or booking a hotel. Discover hidden gems off the beaten path and create unforgettable memories.
 

Book Your Flight from Shannon to London with Confidence

Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support make your travel experience seamless and stress-free. Embark on your journey from Shannon to London with confidence. Book your travel arrangements with Expedia today.
 
*Note: Prices may vary based on availability and are subject to change.

Frequently asked questions

How much is a flight from Shannon Airport (SNN) to LHR?
Round-trip flights between SNN and London Heathrow start from RM1,034. This price is based on fares listed within the last 7 days on Expedia for flights departing within the next year — book today to avoid missing out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from SNN to LHR?
When it comes to cancellation fees, every airline has a different set of terms and conditions. If you decide to cancel your escape, visit our Customer Service Portal.
How do I find cheap flights from SNN to Heathrow Airport (LHR) 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 Shannon Airport to London Heathrow flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Shannon Airport to Heathrow Airport (LHR)?
A flight distance of just 590 kilometres separates Shannon and Hounslow. Once you're up in the air, you won't get a chance to do much more than listen to some short podcasts.
Which airlines fly direct from Shannon Airport (SNN) to London Heathrow?
Aer Lingus (EI) will take you from Shannon Airport (SNN) to Heathrow Airport safely and comfortably. You can choose from 82 direct flights each month along this route.
Are SNN to Heathrow Airport (LHR) flight tickets cheaper when they're purchased at the last minute?
Late planners can sometimes nab a bargain, with some of the cheapest airfares from Shannon Airport to Heathrow Airport showing up a few weeks prior to the departure date. If you'd rather plan ahead of time, Expedia compares and updates all the best flight deals frequently — as early as 12 months in advance in some cases. It does depend on the carrier though, as not all airlines quote prices so far in advance.

Explore a world of travel with Expedia

*Available to Expedia members.