CA $89 Cheap Flights from Shannon (SNN) to London (LHR)

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

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

Prices were available within the past 7 days and start at CA $89 for one-way flights and CA $176 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aer Lingus
Aer Lingus
Aer Lingus
Aer Lingus
Aer Lingus
Aer Lingus
Aer Lingus
Aer Lingus
Aer Lingus
British Airways

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

March is typically the cheapest month to fly

From CA $133 - CA $278 per traveller.

Graph displaying average flight prices per month

Flight from Shannon to London (SNN - LHR) route information
Origin airport
Shannon
Destination airport
Heathrow
Airlines serving
Aer Lingus, British Airways
Roundtrip price
CA $175
Distance
590 km
Average flight time
1 hour 25 mins

Shannon to London Flights

The easy way to book your flights from Shannon to London 

With Expedia, it’s simple to find and book flights to London from Shannon whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are American Airlines, Qatar Airways, Air Canada, Aer Lingus, British Airways nonstop flights to Heathrow, too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Shannon to London today, tomorrow, or this week.  

 

Save dollars with cheap flights from Shannon, SNN to Heathrow, LHR 

Sort your search results by price to find great deals on your flight from Shannon to London—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to London from Shannon currently is just CA $176 rising to CA $273.  

Here are more money-saving tips: 

  • Fly in August when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to London  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to London from Shannon 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to London with Expedia today.

Frequently asked questions

How much is a flight from SNN to London Heathrow?
Based on fares advertised within the last 7 days on Expedia for flights departing within the next year, round-trip flights from SNN to Heathrow Airport start from CA $176. Make your booking today to secure the best price for your adventure. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Shannon Airport (SNN) to Heathrow Airport (LHR)?
We get that life can throw the odd curveball, so we've made it as easy as possible for you to cancel your flight online. Just visit the Customer Service Portal and follow the instructions.
How do I find cheap flights from Shannon Airport (SNN) to London Heathrow that have flexible change policies?
Flights from Shannon Airport (SNN) to Heathrow Airport (LHR) offering flexible change policies are available from several carriers. Simply use our "No change fees" filter while searching. You'll only need to pay the cost difference between flights, without any extra fees to worry about.
How many hours is the flight from SNN to Heathrow Airport?
With the flight time between Shannon Airport (SNN) and LHR only 13 hours and 34 minutes, you'll be exploring the sights of Hounslow in the blink of an eye.
How far is the flight from Shannon Airport to Heathrow Airport?
The flight distance from Shannon Airport (SNN) to Heathrow Airport (LHR) is just 590 kilometres. You'll be walking down the air bridge and grabbing your suitcase from the carousel before long.
Which airlines fly direct from Shannon Airport to London Heathrow?
Offering 86 flights monthly, Aer Lingus (EI) is a popular choice when flying directly from Shannon Airport to LHR.
Are Shannon Airport to LHR flight tickets cheaper when they're purchased at the last minute?
Booking your trip from Shannon Airport to Heathrow Airport last minute could save you some serious cash. However, it might cost you a whole lot more! If you'd rather not take any chances, book well ahead of your departure date. In fact, Expedia has some of the best 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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