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

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

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

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

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

The number of operators available for flights from London Heathrow Airport to Shannon Airport is 1 as of August 2025.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London Heathrow Airport to Shannon Airport.

What documentation or ID do you need to fly to Shannon Airport?

The necessary travel and health documents for your Shannon Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$66 Cheap Flights from London Heathrow Airport to Shannon, Clare in 2025

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

90 flights are operational weekly from London Heathrow Airport to Shannon, Clare as of August 2025. The most popular departure day for this route is Mon, with 17% of flights per week taking off on this day.

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

As of August 2025, 12 flights take off from London Heathrow Airport and land in Shannon, Clare each day. The most common flight departure time for this route is 9:00AM, with 35% of daily flights taking off at noon.

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Find the cheapest flights from London Heathrow Airport to Shannon

Round-trip

One-way

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Direct

Cheap round-trip flights

7:10 pm - 8:35 pmLHR-SNN

1h 25mnonstop

9:15 pm - 10:40 pmSNN-LHR

1h 25mnonstop

$132Aer Lingus

Find Deal

Wed, Sep 17 - Sun, Sep 21

7:10 pm - 8:35 pmLHR-SNN

1h 25mnonstop

9:15 pm - 10:40 pmSNN-LHR

1h 25mnonstop

$137Aer Lingus

Find Deal

Tue, Aug 26 - Tue, Sep 2

7:10 pm - 8:35 pmLHR-SNN

1h 25mnonstop

7:40 am - 9:05 amSNN-LHR

1h 25mnonstop

$143Aer Lingus

Find Deal

Wed, Aug 27 - Wed, Sep 3

7:10 pm - 8:35 pmLHR-SNN

1h 25mnonstop

4:55 pm - 6:20 pmSNN-LHR

1h 25mnonstop

$154Aer Lingus

Find Deal

Wed, Aug 27 - Thu, Aug 28

7:10 pm - 8:35 pmLHR-SNN

1h 25mnonstop

9:15 pm - 10:40 pmSNN-LHR

1h 25mnonstop

$160Aer Lingus

Find Deal

Thu, Sep 4 - Mon, Sep 8

7:10 pm - 8:35 pmLHR-SNN

1h 25mnonstop

4:55 pm - 6:20 pmSNN-LHR

1h 25mnonstop

$163Aer Lingus

Find Deal

Wed, Oct 8 - Wed, Oct 15

7:25 pm - 11:35 pmLHR-SNN

4h 10m1 stop

5:25 pm - 6:50 pmSNN-LHR

1h 25mnonstop

$195

Find Deal

Fri, Nov 7 - Sat, Nov 8

7:10 pm - 8:35 pmLHR-SNN

1h 25mnonstop

4:55 pm - 6:20 pmSNN-LHR

1h 25mnonstop

$292British Airways

Find Deal

Sun, Oct 5 - Sun, Oct 12

7:10 pm - 8:35 pmLHR-SNN

1h 25mnonstop

9:15 pm - 10:40 pmSNN-LHR

1h 25mnonstop

$293British Airways

Find Deal

Wed, Aug 13 - Wed, Aug 20

7:10 pm - 8:35 pmLHR-SNN

1h 25mnonstop

9:15 pm - 10:40 pmSNN-LHR

1h 25mnonstop

$312British Airways

Find Deal

Fri, Aug 15 - Tue, Aug 19

Aer Lingus flights from London Heathrow Airport to Shannon, Clare

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

Aer Lingus

Sep 17

LHR7:10 pmLondon Heathrow

1h 25m

SNN8:35 pmShannon

Sep 21

SNN9:15 pmShannon

1h 25m

LHR10:40 pmLondon Heathrow

$132

Find similar

Aer Lingus

Aug 26

LHR7:10 pmLondon Heathrow

1h 25m

SNN8:35 pmShannon

Sep 2

SNN9:15 pmShannon

1h 25m

LHR10:40 pmLondon Heathrow

$137

Find similar

Aer Lingus

Aug 27

LHR7:10 pmLondon Heathrow

1h 25m

SNN8:35 pmShannon

Sep 3

SNN7:40 amShannon

1h 25m

LHR9:05 amLondon Heathrow

$143

Find similar

British Airways flights from London Heathrow Airport to Shannon, Clare

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

British Airways

Oct 5

LHR7:10 pmLondon Heathrow

1h 25m

SNN8:35 pmShannon

Oct 12

SNN4:55 pmShannon

1h 25m

LHR6:20 pmLondon Heathrow

$292

Find similar

British Airways

Aug 13

LHR7:10 pmLondon Heathrow

1h 25m

SNN8:35 pmShannon

Aug 20

SNN9:15 pmShannon

1h 25m

LHR10:40 pmLondon Heathrow

$293

Find similar

British Airways

Aug 15

LHR7:10 pmLondon Heathrow

1h 25m

SNN8:35 pmShannon

Aug 19

SNN9:15 pmShannon

1h 25m

LHR10:40 pmLondon Heathrow

$312

Find similar

momondo Fare Finder

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

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Route

Depart

Return

Price

LondonShannon

LHR - SNN

LHRSNN

London Heathrow

Wed 9/17

7:10 pm-8:35 pm

Nonstop1h 25m

Shannon

Sun 9/21

9:15 pm-10:40 pm

Nonstop1h 25m

$132

LondonShannon

LHR - SNN

LHRSNN

London Heathrow

Tue 8/26

7:10 pm-8:35 pm

Nonstop1h 25m

Shannon

Tue 9/2

9:15 pm-10:40 pm

Nonstop1h 25m

$137

LondonShannon

LHR - SNN

LHRSNN

London Heathrow

Wed 8/27

7:10 pm-8:35 pm

Nonstop1h 25m

Shannon

Wed 9/3

7:40 am-9:05 am

Nonstop1h 25m

$143

LondonShannon

LHR - SNN

LHRSNN

London Heathrow

Wed 8/27

7:10 pm-8:35 pm

Nonstop1h 25m

Shannon

Thu 8/28

4:55 pm-6:20 pm

Nonstop1h 25m

$154

LondonShannon

LHR - SNN

LHRSNN

London Heathrow

Thu 9/4

7:10 pm-8:35 pm

Nonstop1h 25m

Shannon

Mon 9/8

9:15 pm-10:40 pm

Nonstop1h 25m

$160

LondonShannon

LHR - SNN

LHRSNN

London Heathrow

Wed 10/8

7:10 pm-8:35 pm

Nonstop1h 25m

Shannon

Wed 10/15

4:55 pm-6:20 pm

Nonstop1h 25m

$163

LondonShannon

LHR - SNN

LHRSNN

London Heathrow

Fri 11/7

7:25 pm-11:35 pm

1 stop4h 10m

Shannon

Sat 11/8

5:25 pm-6:50 pm

Nonstop1h 25m

$195

LondonShannon

LHR - SNN

LHRSNN

London Heathrow

Sun 10/5

7:10 pm-8:35 pm

Nonstop1h 25m

Shannon

Sun 10/12

4:55 pm-6:20 pm

Nonstop1h 25m

$292

LondonShannon

LHR - SNN

LHRSNN

London Heathrow

Wed 8/13

7:10 pm-8:35 pm

Nonstop1h 25m

Shannon

Wed 8/20

9:15 pm-10:40 pm

Nonstop1h 25m

$293

LondonShannon

LHR - SNN

LHRSNN

London Heathrow

Fri 8/15

7:10 pm-8:35 pm

Nonstop1h 25m

Shannon

Tue 8/19

9:15 pm-10:40 pm

Nonstop1h 25m

$312

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

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

Other information

What is the cheapest month to fly to Shannon, Clare?

In general, January is the cheapest month to fly from London Heathrow Airport to Shannon, Clare. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $115. If you are unable to visit Shannon, Clare during the month of January, then departing from London Heathrow Airport during the month February is also very affordable. Most momondo users find prices during this month for around $147.

What is the cheapest day to depart on your flight to Shannon, Clare?

The cheapest day to depart from London Heathrow Airport to Shannon, Clare is on a Saturday when prices can be found for as low as $179. The most expensive day to fly to Shannon, Clare is Tuesday, with ticket prices averaging around $296.

What is the cheapest time of day to depart on your flight to Shannon, Clare?

Our data shows that the cheapest London Heathrow Airport to Shannon, Clare flights are usually those with departure times in the afternoon. Our users have found flights to Shannon, Clare in the afternoon for as low as $135. Flights in the morning are often more expensive with an average ticket price of $266.

What is the cheapest London Heathrow to Shannon flight route?

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

How far in advance should I book a flight to Shannon, Clare?

You are more likely to see cheaper flights to Shannon, Clare from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Shannon, Clare for around $174 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Shannon, Clare from London Heathrow Airport for as low as $144 on momondo.

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

There are 3 cabin classes available to choose from on London Heathrow to Shannon flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

As of August 2025, prices for London Heathrow Airport to Shannon, Clare flights are approximately 8% more expensive when compared to flights at the same time last year.

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

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

Estimated round-trip price

How far is London Heathrow to Shannon by plane?
The straight-line distance from London Heathrow to Shannon is 366.5 mi. Typically, this will take 1h 25m by plane in normal conditions.
When did momondo last update prices for flights from London Heathrow Airport to Shannon Airport?
Prices for flights from London Heathrow Airport to Shannon Airport are refreshed on a daily basis.
How many operators does momondo search for flights from London Heathrow Airport to Shannon Airport?
The number of operators available for flights from London Heathrow Airport to Shannon Airport is 1 as of August 2025.
How old do you have to be to fly from London Heathrow Airport to Shannon Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London Heathrow Airport to Shannon Airport.
What documentation or ID do you need to fly to Shannon Airport?
The necessary travel and health documents for your Shannon Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from London Heathrow Airport to Shannon, Clare?
Based on momondo bookings for flights between London Heathrow Airport and Shannon, Clare, the leading plane model is Airbus A321neo, making up 16.35% of the total bookings. Other popular models include Airbus A350-1000 with 10.44%, Airbus A320neo with 10.41%, and Boeing 787-9 Dreamliner with 9.78%.
What is the most popular airline from London Heathrow Airport to Shannon, Clare?
Based on momondo bookings for flights between London Heathrow Airport and Shannon, Clare, the leading airline is Aer Lingus, making up 100% of the total bookings.

Best airlines flying from London Heathrow Airport to Shannon, Clare

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

Airline	Rating	Free Cancellation	Price
Aer Lingus	PriceFrom $140	Free Cancellation	Rating 7.1 1,192 reviews		Search Aer Lingus flights

Aer Lingus Flights From London Heathrow Airport to Shannon, Clare
Aer Lingus operates around 18 flights from London Heathrow Airport to Shannon, Clare every week. The average price of these flights found in the last 72 hours has been $194, but momondo users have found Aer Lingus deals from London Heathrow Airport to Shannon, Clare from as low as $140 round-trip. Aer Lingus has been scored 7.1/10 in 1,192 reviews.

Limerick

Adare

Ennis

Bunratty

Lahinch

Nenagh

Why use momondo?

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

Finding the right flight to Shannon from London is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Shannon quick and easy, saving you time and money.

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

Flights from London to Shannon with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between London and Shannon by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to Shannon from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Shannon, Clare trip

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

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Aer Lingus flights from London Heathrow Airport to Shannon, Clare

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

British Airways flights from London Heathrow Airport to Shannon, Clare

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

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

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

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 cheapest month to fly to Shannon, Clare?

What is the cheapest day to depart on your flight to Shannon, Clare?

The cheapest day to depart from London Heathrow Airport to Shannon, Clare is on a Saturday when prices can be found for as low as $179. The most expensive day to fly to Shannon, Clare is Tuesday, with ticket prices averaging around $296.

What is the cheapest time of day to depart on your flight to Shannon, Clare?

What is the cheapest London Heathrow to Shannon flight route?

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

How far in advance should I book a flight to Shannon, Clare?

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

There are 3 cabin classes available to choose from on London Heathrow to Shannon flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

As of August 2025, prices for London Heathrow Airport to Shannon, Clare flights are approximately 8% more expensive when compared to flights at the same time last year.

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

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

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

As of August 2025, 12 flights take off from London Heathrow Airport and land in Shannon, Clare each day. The most common flight departure time for this route is 9:00AM, with 35% of daily flights taking off at noon.

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

90 flights are operational weekly from London Heathrow Airport to Shannon, Clare as of August 2025. The most popular departure day for this route is Mon, with 17% of flights per week taking off on this day.

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

How far is London Heathrow to Shannon by plane?

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

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

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

What documentation or ID do you need to fly to Shannon Airport?

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

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

Best airlines flying from London Heathrow Airport to Shannon, Clare

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

Aer Lingus Flights From London Heathrow Airport to Shannon, Clare

Traveling to a place near Shannon?

Why use momondo?

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

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

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

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

An easier way to manage your Shannon, Clare trip

We make it super easy to schedule, organize 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 Ireland

Airports servicing Ireland