How many flights depart from Shannon, Clare to London Heathrow Airport on average per week?

As of October 2025, there are 77 flights per week flying from Shannon, Clare to London Heathrow Airport. The most common day of the week flights depart is Mon, with 16% of flights taking off on this day.

What is the most punctual flight time for Shannon to London flights?

Generally, flights departing at night tend to experience fewer delays. Flights departing in the morning have, in the past, seen delays more frequently in comparison.

Which airline has the best punctuality record on Shannon to London flights?

According to our data, Aer Lingus have had the fewest delays on this route over the last 12 months, with about 18% of their flights experiencing any sort of delay.

How often are flights from Shannon to London delayed?

Historically, on average around 19% of flights between Shannon and London have experienced a delay on any given week. The average delay length over the past 12 months has been 97 minutes.

What is the cheapest airline that flies from Shannon to London Heathrow?

Aer Lingus and British Airways are the most popular carriers operating from Shannon to London Heathrow

How many flights depart from Shannon, Clare to London Heathrow Airport on average per day?

As of October 2025, 11 flights take off from Shannon, Clare and land in London Heathrow Airport each day. The most common flight departure time for this route is 07:00, with 46% of daily flights taking off at midday.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

When did momondo last update prices for flights from Shannon Airport to London Heathrow Airport?

Prices for flights from Shannon Airport to London Heathrow Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Shannon Airport to London Heathrow Airport?

As of October 2025, there is 1 operator available to choose from for flights from Shannon Airport to London Heathrow Airport.

How old do you have to be to fly from Shannon Airport to London Heathrow Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Shannon Airport to London Heathrow Airport.

What documentation or ID do you need to fly to London Heathrow Airport?

The required travel and health documents for your London Heathrow Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London Heathrow Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

£36 Cheap Flights from Shannon, Clare to London Heathrow Airport in 2025/26

Q: What is the typical price of a round-trip flight between Shannon, Clare and London Heathrow Airport?

Prices are currently low for flights on this route. Typical prices usually range from £119 to £139. The lowest price recently found on this route was £94.

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Find the cheapest flights from Shannon, Clare to London

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17:30 - 18:55SNN-LHR

1h 25mdirect

10:00 - 11:30LHR-SNN

1h 30mdirect

£94Aer Lingus

Find Deal

Tue, 25 Nov - Tue, 2 Dec

20:05 - 21:25SNN-LHR

1h 20mdirect

18:05 - 19:25LHR-SNN

1h 20mdirect

£95Aer Lingus

Find Deal

Thu, 15 Jan - Tue, 20 Jan

17:25 - 18:50SNN-LHR

1h 25mdirect

14:15 - 15:45LHR-SNN

1h 30mdirect

£96Aer Lingus

Find Deal

Sat, 22 Nov - Sat, 29 Nov

20:05 - 21:25SNN-LHR

1h 20mdirect

10:00 - 11:30LHR-SNN

1h 30mdirect

£97Aer Lingus

Find Deal

Fri, 14 Nov - Mon, 17 Nov

17:25 - 18:50SNN-LHR

1h 25mdirect

18:05 - 19:25LHR-SNN

1h 20mdirect

£98Aer Lingus

Find Deal

Sat, 8 Nov - Mon, 10 Nov

20:05 - 21:25SNN-LHR

1h 20mdirect

10:00 - 11:30LHR-SNN

1h 30mdirect

£101Aer Lingus

Find Deal

Fri, 21 Nov - Sun, 23 Nov

20:05 - 21:25SNN-LHR

1h 20mdirect

15:15 - 16:45LHR-SNN

1h 30mdirect

£102Aer Lingus

Find Deal

Mon, 17 Nov - Thu, 20 Nov

20:05 - 21:25SNN-LHR

1h 20mdirect

18:05 - 19:25LHR-SNN

1h 20mdirect

£104Aer Lingus

Find Deal

Fri, 14 Nov - Tue, 18 Nov

05:50 - 16:35SNN-LHR

10h 45m1 stop

18:05 - 19:25LHR-SNN

1h 20mdirect

£127Multiple Airlines

Find Deal

Tue, 9 Dec - Wed, 10 Dec

05:50 - 16:35SNN-LHR

10h 45m1 stop

15:15 - 16:45LHR-SNN

1h 30mdirect

£153Multiple Airlines

Find Deal

Tue, 9 Dec - Thu, 11 Dec

Aer Lingus flights from Shannon, Clare to London Heathrow Airport

Our best Aer Lingus deals on Shannon, Clare to London Heathrow Airport flight tickets

Aer Lingus

25 Nov

SNN17:30Shannon

1h 25m

LHR18:55London Heathrow

2 Dec

LHR10:00London Heathrow

1h 30m

SNN11:30Shannon

£94

Find similar

Aer Lingus

15 Jan

SNN20:05Shannon

1h 20m

LHR21:25London Heathrow

20 Jan

LHR18:05London Heathrow

1h 20m

SNN19:25Shannon

£95

Find similar

Aer Lingus

22 Nov

SNN17:25Shannon

1h 25m

LHR18:50London Heathrow

29 Nov

LHR14:15London Heathrow

1h 30m

SNN15:45Shannon

£96

Find similar

British Airways flights from Shannon, Clare to London Heathrow Airport

Our best British Airways deals on Shannon, Clare to London Heathrow Airport flight tickets

British Airways

31 Oct

SNN20:05Shannon

1h 20m

LHR21:25London Heathrow

2 Nov

LHR10:00London Heathrow

1h 30m

SNN11:30Shannon

£234

Find similar

British Airways

31 Oct

SNN20:05Shannon

1h 20m

LHR21:25London Heathrow

2 Nov

LHR18:05London Heathrow

1h 20m

SNN19:25Shannon

£250

Find similar

British Airways

31 Oct

SNN20:05Shannon

1h 20m

LHR21:25London Heathrow

2 Nov

LHR10:00London Heathrow

1h 30m

SNN11:30Shannon

£268

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momondo Fare Finder

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

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Fly to

Route

Depart

Return

Price

ShannonLondon

SNN - LHR

SNNLHR

Shannon

Tue 25/11

17:30-18:55

Nonstop1h 25m

London Heathrow

Tue 2/12

10:00-11:30

Nonstop1h 30m

£94

ShannonLondon

SNN - LHR

SNNLHR

Shannon

Thu 15/1

20:05-21:25

Nonstop1h 20m

London Heathrow

Tue 20/1

18:05-19:25

Nonstop1h 20m

£95

ShannonLondon

SNN - LHR

SNNLHR

Shannon

Sat 22/11

17:25-18:50

Nonstop1h 25m

London Heathrow

Sat 29/11

14:15-15:45

Nonstop1h 30m

£96

ShannonLondon

SNN - LHR

SNNLHR

Shannon

Fri 14/11

20:05-21:25

Nonstop1h 20m

London Heathrow

Mon 17/11

10:00-11:30

Nonstop1h 30m

£97

ShannonLondon

SNN - LHR

SNNLHR

Shannon

Sat 8/11

17:25-18:50

Nonstop1h 25m

London Heathrow

Mon 10/11

18:05-19:25

Nonstop1h 20m

£98

ShannonLondon

SNN - LHR

SNNLHR

Shannon

Fri 21/11

20:05-21:25

Nonstop1h 20m

London Heathrow

Sun 23/11

10:00-11:30

Nonstop1h 30m

£101

ShannonLondon

SNN - LHR

SNNLHR

Shannon

Mon 17/11

20:05-21:25

Nonstop1h 20m

London Heathrow

Thu 20/11

15:15-16:45

Nonstop1h 30m

£102

ShannonLondon

SNN - LHR

SNNLHR

Shannon

Fri 14/11

20:05-21:25

Nonstop1h 20m

London Heathrow

Tue 18/11

18:05-19:25

Nonstop1h 20m

£104

ShannonLondon

SNN - LHR

SNNLHR

Shannon

Tue 9/12

05:50-16:35

1 stop10h 45m

London Heathrow

Wed 10/12

18:05-19:25

Nonstop1h 20m

£127

ShannonLondon

SNN - LHR

SNNLHR

Shannon

Tue 9/12

05:50-16:35

1 stop10h 45m

London Heathrow

Thu 11/12

15:15-16:45

Nonstop1h 30m

£153

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Shannon, Clare to London Heathrow Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Delays

Other information

What is the typical price of a round-trip flight between Shannon, Clare and London Heathrow Airport?

What is the cheapest month to fly to London Heathrow Airport?

In general, February is the cheapest month to fly from Shannon, Clare to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £74. The month of January is another great option to travel to London Heathrow Airport, with average flight prices from Shannon, Clare averaging around £95.

What is the cheapest day to depart on your flight to London Heathrow Airport?

On average, the least expensive day to fly to London Heathrow Airport from Shannon, Clare is on a Sunday. momondo users have found tickets for Sunday departures for as low as £109. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Monday is £442.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the evening. momondo users have found flights departing from Shannon, Clare to London Heathrow Airport in the evening for as low as £97. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are £462 on average. Flights to London Heathrow Airport from Shannon, Clare in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest Shannon to London Heathrow flight route?

Fly from Shannon to London Heathrow for the best Shannon - London Heathrow flight prices

What cabin class options are available on Shannon to London Heathrow flights?

There is only 1 cabin class available to choose from on Shannon to London Heathrow flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Shannon, Clare to London Heathrow Airport flight prices changed over time?

As of October 2025, prices for Shannon, Clare to London Heathrow Airport flights are approximately 16% more expensive when compared to flights at the same time last year.

When to book flights from Shannon, Clare to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Shannon, Clare to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap Shannon, Clare to London Heathrow Airport (SNN to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Shannon, Clare to London Heathrow Airport

Fastest flight time	1h 20m
Direct flights	Every day

The fastest flight from Shannon, Clare to London Heathrow Airport takes 1h 20m

Direct flights go from Shannon, Clare to London Heathrow Airport every day.

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How far is Shannon to London Heathrow by plane?
A flight from Shannon to London Heathrow will travel around 366.5 mi. Flights usually cover this in 1h 20m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Shannon Airport to London Heathrow Airport?
Prices for flights from Shannon Airport to London Heathrow Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Shannon Airport to London Heathrow Airport?
As of October 2025, there is 1 operator available to choose from for flights from Shannon Airport to London Heathrow Airport.
How old do you have to be to fly from Shannon Airport to London Heathrow Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Shannon Airport to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The required travel and health documents for your London Heathrow Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London Heathrow Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Shannon, Clare to London Heathrow Airport?
Based on momondo bookings for flights between Shannon, Clare and London Heathrow Airport, the leading plane model is Airbus A321neo, making up 40.75% of the total bookings. Other popular models include Airbus A320neo with 25.66%, Airbus A321-100/200 with 18.11%, and Boeing 737-800 Passenger/BBJ2 (winglets) with 7.17%.
What is the most popular airline from Shannon, Clare to London Heathrow Airport?
Based on momondo bookings for flights between Shannon, Clare and London Heathrow Airport, the leading airline is Aer Lingus, making up 100% of the total bookings.

Best airlines flying from Shannon, Clare to London Heathrow Airport

Compare and see reviews for airlines that fly from Shannon, Clare to London Heathrow Airport with momondo

Airline	Rating	Free Cancellation	Price
Aer Lingus	PriceFrom £72	Free Cancellation	Rating 7.2 1,361 reviews		Search Aer Lingus flights

Aer Lingus Flights From Shannon, Clare to London Heathrow Airport
Aer Lingus flies from Shannon, Clare to London Heathrow Airport around 19 times per week, with 1,361 momondo users rating the airline 7.2/10. The cheapest Aer Lingus deal from Shannon, Clare to London Heathrow Airport in the last 72 hours was £72 (round-trip), much lower than the average airfare cost of £131 for Aer Lingus flights on this route.

Eastbourne

Milton Keynes

Luton

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Maidstone

Slough

Northampton

Swindon

Canterbury

Stratford-upon-Avon

Southend-on-Sea

Ipswich

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Poole

Guildford

Swanage

Colchester

Dover

Hayes

Chelmsford

Why use momondo?

Why should I use momondo to find a flight deal from Shannon to London?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Shannon to London for you.

Can I find flights from Shannon to London with flexible booking policies on momondo?

Yes. All flights to London from Shannon on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Shannon to London?

momondo provides multiple filters to help you find the best flight to London from Shannon. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Shannon to London right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Shannon to London now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to London and let you know when they change.

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Cheap flights from Shannon, Clare to London from £48

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Shannon, Clare to London departing on 15/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Aer Lingus flights from Shannon, Clare to London Heathrow Airport

Our best Aer Lingus deals on Shannon, Clare to London Heathrow Airport flight tickets

British Airways flights from Shannon, Clare to London Heathrow Airport

Our best British Airways deals on Shannon, Clare to London Heathrow Airport flight tickets

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

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How to get the cheapest flight ticket from Shannon, Clare to London Heathrow Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Shannon, Clare and London Heathrow Airport?

What is the cheapest month to fly to London Heathrow Airport?

What is the cheapest day to depart on your flight to London Heathrow Airport?

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

What is the cheapest Shannon to London Heathrow flight route?

Fly from Shannon to London Heathrow for the best Shannon - London Heathrow flight prices

What cabin class options are available on Shannon to London Heathrow flights?

There is only 1 cabin class available to choose from on Shannon to London Heathrow flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Shannon, Clare to London Heathrow Airport flight prices changed over time?

As of October 2025, prices for Shannon, Clare to London Heathrow Airport flights are approximately 16% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from Shannon to London Heathrow?

Aer Lingus and British Airways are the most popular carriers operating from Shannon to London Heathrow

How often are flights from Shannon to London delayed?

Historically, on average around 19% of flights between Shannon and London have experienced a delay on any given week. The average delay length over the past 12 months has been 97 minutes.

What is the most punctual flight time for Shannon to London flights?

Generally, flights departing at night tend to experience fewer delays. Flights departing in the morning have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Shannon to London flights?

According to our data, Aer Lingus have had the fewest delays on this route over the last 12 months, with about 18% of their flights experiencing any sort of delay.

How many flights depart from Shannon, Clare to London Heathrow Airport on average per day?

As of October 2025, 11 flights take off from Shannon, Clare and land in London Heathrow Airport each day. The most common flight departure time for this route is 07:00, with 46% of daily flights taking off at midday.

How many flights depart from Shannon, Clare to London Heathrow Airport on average per week?

As of October 2025, there are 77 flights per week flying from Shannon, Clare to London Heathrow Airport. The most common day of the week flights depart is Mon, with 16% of flights taking off on this day.

When to book flights from Shannon, Clare to London Heathrow Airport

Cheap Shannon, Clare to London Heathrow Airport (SNN to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Shannon, Clare to London Heathrow Airport

Fastest flight time

Direct flights

How far is Shannon to London Heathrow by plane?

When did momondo last update prices for flights from Shannon Airport to London Heathrow Airport?

How many operators does momondo search for flights from Shannon Airport to London Heathrow Airport?

How old do you have to be to fly from Shannon Airport to London Heathrow Airport?

What documentation or ID do you need to fly to London Heathrow Airport?

What is the most popular plane model from Shannon, Clare to London Heathrow Airport?

What is the most popular airline from Shannon, Clare to London Heathrow Airport?

Best airlines flying from Shannon, Clare to London Heathrow Airport

Compare and see reviews for airlines that fly from Shannon, Clare to London Heathrow Airport with momondo

Aer Lingus Flights From Shannon, Clare to London Heathrow Airport

Travelling to a place near London?

Why use momondo?

Why should I use momondo to find a flight deal from Shannon to London?

Can I find flights from Shannon to London with flexible booking policies on momondo?

How can momondo help me find flights from Shannon to London?

I’m not ready to book a flight from Shannon to London right now. Can momondo alert me if prices change?

An easier way to manage your London Heathrow Airport trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to London

Popular Cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo