Question 1

What is the cheapest airline to fly from London Heathrow Airport to Shannon, Clare round-trip?

Accepted Answer

Flying on Aer Lingus is currently your cheapest option to Shannon, Clare, with prices starting at £97. Aer Lingus is priced at 23% lower than the current average price of a flight leaving 3 months from now.

Question 2

How far ahead should I book a flight from London Heathrow Airport to Shannon, Clare?

Accepted Answer

To ensure you get the cheapest price possible for a flight from London Heathrow Airport to Shannon, Clare, you should look to book at least 26 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Question 3

What is the cheapest month to book a flight from London Heathrow Airport to Shannon, Clare?

Accepted Answer

Currently, April is the cheapest month in which you can book a flight from London Heathrow Airport to Shannon, Clare (average of £69). Flying from London Heathrow Airport to Shannon, Clare in October is currently the most expensive (average of £123). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Question 4

What is the cheapest day to fly from London Heathrow Airport to Shannon, Clare?

Accepted Answer

Travellers seeking maximum savings on their London Heathrow Airport to Shannon, Clare flight should consider departing on Tuesday evenings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Question 5

Weekly flight availability from London Heathrow Airport to Shannon, Clare

Accepted Answer

The most flights from LHR to SNN are scheduled on a Monday (15 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (10 on average).

Question 6

E

Accepted Answer

In terms of precipitation, rainfall in Shannon, Clare ranges from 59.0 - 105.0 inches per month. October is typically the wettest month, when rainfall can reach 105.0 mm. April is typically the driest time to visit Shannon, Clare when rainfall is around 59.0 mm.

Question 7

E

Accepted Answer

If weather is an important factor for your trip to Shannon, Clare, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 6.0 C).

Question 8

What are the cheapest flights from London Heathrow Airport to Shannon, Clare?

Accepted Answer

While on average a flight from London Heathrow Airport to Shannon, Clare is generally £317, our data shows the cheapest flight currently is £65. When looking at the most popular route, (London Heathrow - Shannon), you can expect to pay £97 for that flight.

Question 9

What is the cheapest day to fly round-trip from London Heathrow Airport to Shannon, Clare?

Accepted Answer

Flights from London Heathrow Airport to Shannon, Clare are found to be more expensive on Monday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Shannon, Clare.

Question 10

How far in advance should I book a flight from London Heathrow Airport to Shannon, Clare?

Accepted Answer

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 42 days in advance, which can save you up to 185% on flights from London Heathrow Airport to Shannon, Clare compared to booking the week you need them. Waiting 42 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at £35. For sooner than that we have options available in the next 3 days from £98.

Question 11

What is the cheapest month to fly from London Heathrow Airport to Shannon, Clare?

Accepted Answer

Flights from London Heathrow Airport to Shannon, Clare lean towards being more expensive in December. Prices are generally better when you fly from London Heathrow Airport to Shannon, Clare in February, with the cheapest ticket starting at £17.

Question 12

What is the cheapest time of day to fly from LHR to SNN?

Accepted Answer

When flying from London Heathrow Airport to Shannon, Clare, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 73% versus a flight in the morning.

Question 13

What airport do you fly into for flights to Shannon from London Heathrow?

Accepted Answer

For a flight from London Heathrow to Shannon, you will be flying into Shannon. Shannon (SNN) is just 2.1 mi from the center of the city. Shannon is the only Shannon airport and it handles 14 inbound flights from London Heathrow per day. 2 airlines have flights to Shannon from London Heathrow on a regular basis.

Question 14

Can I find deals for flights from Heathrow to Shannon that include hotel bookings?

Accepted Answer

Yes. In addition to deals on Heathrow to Shannon flights, Cheapflights offers holiday packages that include both flights and hotel.

Question 15

How can I find direct flights from Heathrow to Shannon?

Accepted Answer

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Shannon.

Question 16

Can I find deals for business class flights from Heathrow to Shannon?

Accepted Answer

Yes. Cheapflights offers flight deals from Heathrow to Shannon by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Question 17

How does Cheapflights help users find flights from Heathrow to Shannon?

Accepted Answer

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Shannon from Heathrow today with Cheapflights!

Question 18

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Shannon?

Accepted Answer

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Heathrow to Shannon.

Question 19

Can Cheapflights find flights from Heathrow to Shannon with no change fees?

Accepted Answer

Yes! Cheapflights helps users easily find flights from Heathrow to Shannon with no change fees.

Question 20

Can Cheapflights notify me if prices for flights from Heathrow to Shannon become cheaper?

Accepted Answer

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

Round-trip from	£97
One-way from	£48
Popular in	December
Cheapest in	January
Average price	£144
Good round-trip deal	£142 or less
Good one-way deal	£293 or less

Airline	Cheapest	Average	Flexibility	On-time
Aer Lingus	Cheapest£85	Average£133	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
British Airways	Cheapest£159	Average£218	FlexibilityNo cancel fee	On-time70%	Search British Airways flights

Cheap flights from London Heathrow Airport to Shannon from £48

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/7. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from London Heathrow to Shannon are usually found in January or March, booked 26 days in advance, depart on a Friday or Saturday and return on a Sunday

Cheap flight deals from Heathrow to Shannon

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Find flight deals from Heathrow to Shannon

Cheapest flights from Heathrow to ShannonExplore the most affordable flight options available from Heathrow to Shannon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 July 2025.

Explore the most affordable flight options available from Heathrow to Shannon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 July 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from London Heathrow Airport to Shannon that are best for you.

Best time to book a flight from Heathrow to Shannon

Have a flexible travel schedule? Discover the best time to fly to Shannon from Heathrow with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Shannon

How far ahead should I book a flight from London Heathrow Airport to Shannon, Clare?

Use this chart to determine the optimal time to book a return flight from Heathrow to Shannon. Price data was last updated on 27 June 2025.

What is the cheapest month to book a flight from London Heathrow Airport to Shannon, Clare?

What is the cheapest time of day to fly from LHR to SNN?

Find hourly flight availability from Heathrow to Shannon. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 8 July 2025.

What is the cheapest day to fly from London Heathrow Airport to Shannon, Clare?

Use this chart to determine the cheapest time to fly return from Heathrow to Shannon. Price data was last updated on 6 July 2025.

Weekly flight availability from London Heathrow Airport to Shannon, Clare

Explore weekly flight availability from Heathrow to Shannon. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 8 July 2025.

Reviews of airlines servicing Shannon

Get insights into the airlines that provide service to Shannon. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Shannon. Reviews last updated 8 July 2025.

Check out reviews from past customers who have flown with Aer Lingus and British Airways from London Heathrow Airport to Shannon to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Shannon. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Shannon from London Heathrow?

What is the cheapest airline to fly from London Heathrow Airport to Shannon, Clare round-trip?

What are the cheapest flights from London Heathrow Airport to Shannon, Clare?

Can I find deals for flights from Heathrow to Shannon that include hotel bookings?

How can I find direct flights from Heathrow to Shannon?

Can I find deals for business class flights from Heathrow to Shannon?

What is the cheapest month to book a flight from London Heathrow Airport to Shannon, Clare?

Travelling to a place near London Heathrow Airport?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Heathrow to Shannon

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Heathrow to Shannon

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Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Heathrow to Shannon?

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Shannon?

Can Cheapflights find flights from Heathrow to Shannon with no change fees?

Can Cheapflights notify me if prices for flights from Heathrow to Shannon become cheaper?

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Cheapest flights from Heathrow to Shannon
Explore the most affordable flight options available from Heathrow to Shannon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 July 2025.