What are the cheapest airlines to fly from Limerick to London Heathrow Airport one-way?

One-way options have recently been found by users for as low as £81 on Aer Lingus. Other airlines that offer cheap prices include British Airways from £94 and JetBlue from £785 one-way.

What are the cheapest flights from Limerick to London Heathrow Airport?

While on average a flight from Limerick to London Heathrow Airport is generally £211, our data shows the cheapest flight currently is £57. When looking at the most popular route, (Shannon - London Heathrow), you can expect to pay £74 for that flight.

What are the most reliable airlines from Limerick to London Heathrow Airport?

Before booking your flight to London Heathrow Airport from Limerick, check out the most reliable airlines to get you to your destination on time: Qatar Airways (64%), Aer Lingus (62%), British Airways( 62%).

How far in advance should I book a flight from Limerick to London Heathrow Airport?

To save up to 148% on this flight, we recommend booking at least 30 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Limerick to London Heathrow Airport from £46 1-2 weeks out and tickets from £71 for flights departing within the next 72 hours.

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

Due to multiple factors, expect to potentially pay more when booking in June. For low rates, January can be a great choice for travel to London Heathrow Airport. Flights to London Heathrow Airport from Limerick in January are about £122 on average during January, but can be found for as low as £13.

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

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

How can I find direct flights from Limerick to Heathrow?

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

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

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

£81+ Flights from Limerick to London Heathrow Airport

The best prices from Limerick to London Heathrow are usually found in January or February, booked 20 days in advance, depart on a Monday or Tuesday and return on a Wednesday

Cheap flight deals from Limerick to Heathrow

Round-trip from	£92
One-way from	£81
Popular in	June
Cheapest in	January
Average price	£104

Aer Lingus
9/2-13/2
Nonstop
2h 50m total
Limerick to London

Search Deals

Aer Lingus
14/2
Nonstop
1h 20m total
Limerick to London

Search Deals

Highest demand for flights based on searches. 7% potential increase in price (£7 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (£2 potential savings vs. average return price).

Search Deals

Average for round-trip flights in January 2025

Search Deals

Find flight deals from Limerick to Heathrow

Cheapest flights from Limerick to Heathrow
Explore the most affordable flight options available from Limerick to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 January 2025.

Fri 14/318:35SNN - LHR

1 stop4h 00mMultiple Airlines

Tue 18/310:00LHR - SNN

Nonstop1h 30mMultiple Airlines

Deal found 21/1£156

Fri 31/120:05SNN - LHR

Nonstop1h 20mAer Lingus

Fri 7/218:05LHR - SNN

Nonstop1h 20mAer Lingus

Deal found 21/1£163

Wed 5/307:45SNN - LHR

Nonstop1h 30mBritish Airways

Thu 6/310:00LHR - SNN

Nonstop1h 30mBritish Airways

Deal found 21/1£207

Wed 5/214:45SNN - LHR

1 stop17h 05mAmerican Airlines

Sun 9/211:25LHR - SNN

1 stop18h 50mAmerican Airlines

Deal found 20/1£6,812

Sat 5/412:30SNN - LHR

1 stop17h 25mUnited Airlines

Tue 8/418:00LHR - SNN

1 stop16h 30mUnited Airlines

Deal found 20/1£10,236

Thu 7/812:30SNN - LHR

1 stop17h 25mLufthansa

Sun 10/816:00LHR - SNN

1 stop18h 30mLufthansa

Deal found 21/1£10,311

Best flights from Limerick to Heathrow
Discover carefully curated flight deals from Limerick to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 22 January 2025.

Sun 9/207:45SNN - LHR

Nonstop1h 30mAer Lingus

Thu 13/218:05LHR - SNN

Nonstop1h 20mAer Lingus

Deal found 21/1£92

Mon 24/314:00SNN - LHR

1 stop4h 15mMultiple Airlines

Thu 27/310:00LHR - SNN

Nonstop1h 30mMultiple Airlines

Deal found 20/1£134

Wed 5/307:45SNN - LHR

Nonstop1h 30mBritish Airways

Thu 6/310:00LHR - SNN

Nonstop1h 30mBritish Airways

Deal found 21/1£207

Wed 5/214:45SNN - LHR

1 stop17h 05mAmerican Airlines

Sun 9/211:25LHR - SNN

1 stop18h 50mAmerican Airlines

Deal found 20/1£6,812

Sat 5/412:30SNN - LHR

1 stop17h 25mUnited Airlines

Tue 8/418:00LHR - SNN

1 stop16h 30mUnited Airlines

Deal found 20/1£10,236

Direct flights from Limerick to Heathrow
Explore direct flight options from Limerick to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 22 January 2025.

Sun 9/207:45SNN - LHR

Nonstop1h 30mAer Lingus

Thu 13/218:05LHR - SNN

Nonstop1h 20mAer Lingus

Deal found 21/1£92

Wed 5/317:30SNN - LHR

Nonstop1h 25mMultiple Airlines

Sat 8/314:15LHR - SNN

Nonstop1h 30mMultiple Airlines

Deal found 21/1£146

Wed 5/307:45SNN - LHR

Nonstop1h 30mBritish Airways

Thu 6/310:00LHR - SNN

Nonstop1h 30mBritish Airways

Deal found 21/1£207

Last-minute flights from Limerick to Heathrow
Discover last-minute flight deals from Limerick to Heathrow. Data last updated 22 January 2025 and is based on user searches.

Tue 28/120:05SNN - LHR

Nonstop1h 20mMultiple Airlines

Thu 30/115:20LHR - SNN

Nonstop1h 25mMultiple Airlines

Deal found 20/1£146

Thu 30/107:45SNN - LHR

Nonstop1h 30mBritish Airways

Tue 4/210:00LHR - SNN

Nonstop1h 30mBritish Airways

Deal found 21/1£210

Thu 30/114:45SNN - LHR

1 stop17h 05mAmerican Airlines

Sun 2/211:25LHR - SNN

1 stop18h 50mAmerican Airlines

Deal found 21/1£6,861

Fri 31/120:05SNN - LHR

Nonstop1h 20mAer Lingus

Sat 1/214:15LHR - SNN

Nonstop1h 30mAer Lingus

Deal found 21/1£142

Sat 1/217:25SNN - LHR

Nonstop1h 25mBritish Airways

Sun 2/210:00LHR - SNN

Nonstop1h 30mBritish Airways

Deal found 21/1£207

Wed 5/214:45SNN - LHR

1 stop17h 05mAmerican Airlines

Sun 9/211:25LHR - SNN

1 stop18h 50mAmerican Airlines

Deal found 20/1£6,812

One-way flights from Limerick to Heathrow
Search for one-way flight options from Limerick to Heathrow. Find affordable one-way fares based on user searches. Data last updated 22 January 2025.

Fri 14/220:05SNN - LHR

Nonstop1h 20mAer Lingus

Deal found 21/1£81

Wed 4/614:15SNN - LHR

1 stop6h 35mMultiple Airlines

Deal found 21/1£88

Fri 6/621:15SNN - LHR

Nonstop1h 25mBritish Airways

Deal found 21/1£94

Tue 4/214:45SNN - LHR

1 stop15h 10mJetBlue

Deal found 20/1£785

Sun 20/712:30SNN - LHR

1 stop32h 10mLufthansa

Deal found 21/1£2,684

Find flights from Limerick to Heathrow within your budget

Fly from

Fly to

Route

Depart

Return

Price

ShannonLondon

SNN - LHR

SNNLHR

Shannon

Wed 5/3

07:45-09:15

Nonstop1h 30m

London Heathrow

Sat 8/3

14:15-15:45

Nonstop1h 30m

£147

ShannonLondon

SNN - LHR

SNNLHR

Shannon

Fri 31/1

20:05-21:25

Nonstop1h 20m

London Heathrow

Fri 7/2

18:05-19:25

Nonstop1h 20m

£163

ShannonLondon

SNN - LHR

SNNLHR

Shannon

Wed 5/3

07:45-09:15

Nonstop1h 30m

London Heathrow

Thu 6/3

10:00-11:30

Nonstop1h 30m

£207

ShannonLondon

SNN - LHR

SNNLHR

Shannon

Wed 5/2

14:45-07:50

1 stop17h 05m

London Heathrow

Sun 9/2

11:25-06:15

1 stop18h 50m

£6,812

ShannonLondon

SNN - LHR

SNNLHR

Shannon

Sat 5/4

12:30-05:55

1 stop17h 25m

London Heathrow

Tue 8/4

18:00-10:30

1 stop16h 30m

£10,236

ShannonLondon

SNN - LHR

SNNLHR

Shannon

Fri 14/2

20:05-21:25

Nonstop1h 20m

£81

ShannonLondon

SNN - LHR

SNNLHR

Shannon

Wed 4/6

14:15-20:50

1 stop6h 35m

£88

ShannonLondon

SNN - LHR

SNNLHR

Shannon

Fri 6/6

21:15-22:40

Nonstop1h 25m

£94

ShannonLondon

SNN - LHR

SNNLHR

Shannon

Tue 4/2

14:45-05:55

1 stop15h 10m

£785

ShannonLondon

SNN - LHR

SNNLHR

Shannon

Sun 20/7

12:30-20:40

1 stop32h 10m

£2,684

Flights are sorted by cheapest return flights first.

Deals found on 21/1

Best time to book a flight from Limerick to Heathrow

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

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Limerick to Heathrow

Get recent, data-driven insights about flights from Limerick to Heathrow including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Limerick to London Heathrow Airport?

The price you pay for your flight from Limerick to London Heathrow Airport may vary depending on when you book. For the best chance of a lower fare, look to book 20 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Limerick to London Heathrow Airport?

Currently, January is the cheapest month in which you can book a flight from Limerick to London Heathrow Airport (average of £112). Flying from Limerick to London Heathrow Airport in August is currently the most expensive (average of £161). 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.

What is the cheapest time of day to fly from LR9 to LHR?

When flying from Limerick to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from Limerick to London Heathrow Airport?

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

Weekly flight availability from Limerick to London Heathrow Airport

The most flights from LR9 to LHR are scheduled on a Monday (16 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (13 on average).

Rainfall in Heathrow by month

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

Temperature in Heathrow by month

If weather is an important factor for your trip to London Heathrow Airport, 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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing Heathrow

To help decide which airline to fly from Limerick to London, see what other customers have to say about Aer Lingus, British Airways and American Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

JetBlue

7.4

Good

3,200 reviews

Check prices

Reviews

1 / 10

Flight canceled, returned to NY and waiting for the new one. Thanks

JetBlue

7.4

Good

3,200 reviews

JetBlue

7.4

Good

3,200 reviews

Check prices

Reviews

1 / 10

Flight canceled, returned to NY and waiting for the new one. Thanks

United Airlines

7.4

Good

8,984 reviews

JetBlue

7.4

Good

3,200 reviews

Check prices

Reviews

1 / 10

Flight canceled, returned to NY and waiting for the new one. Thanks

American Airlines

7.2

Good

10,000 reviews

JetBlue

7.4

Good

3,200 reviews

Check prices

Reviews

1 / 10

Flight canceled, returned to NY and waiting for the new one. Thanks

Aer Lingus

7.1

Good

1,082 reviews

JetBlue

7.4

Good

3,200 reviews

Check prices

Reviews

1 / 10

Flight canceled, returned to NY and waiting for the new one. Thanks

Lufthansa

6.8

Okay

7,111 reviews

JetBlue

7.4

Good

3,200 reviews

Check prices

Reviews

1 / 10

Flight canceled, returned to NY and waiting for the new one. Thanks

Related info for your journey

What are the cheapest airlines to fly from Limerick to London Heathrow Airport one-way?
One-way options have recently been found by users for as low as £81 on Aer Lingus. Other airlines that offer cheap prices include British Airways from £94 and JetBlue from £785 one-way.
What are the most reliable airlines from Limerick to London Heathrow Airport?
Before booking your flight to London Heathrow Airport from Limerick, check out the most reliable airlines to get you to your destination on time: Qatar Airways (64%), Aer Lingus (62%), British Airways( 62%).
What are the cheapest flights from Limerick to London Heathrow Airport?
While on average a flight from Limerick to London Heathrow Airport is generally £211, our data shows the cheapest flight currently is £57. When looking at the most popular route, (Shannon - London Heathrow), you can expect to pay £74 for that flight.
Can I find deals for flights from Limerick to Heathrow that include hotel bookings?
Yes. In addition to deals on Limerick to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Limerick to Heathrow?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Limerick to Heathrow.
Can I find deals for business class flights from Limerick to Heathrow?
Yes. Cheapflights offers flight deals from Limerick to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Limerick to London Heathrow Airport?
Currently, January is the cheapest month in which you can book a flight from Limerick to London Heathrow Airport (average of £112). Flying from Limerick to London Heathrow Airport in August is currently the most expensive (average of £161). 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.

See more FAQs

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Hounslow

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Croydon

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Ilford

Hayes

Eastbourne

Northampton

Swindon

Maidstone

Crawley

Winchester

Southend-on-Sea

Wembley

Ipswich

Watford

Southall

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Top 2 airlines flying from Limerick to Heathrow

Airline	Cheapest	Average	Flexibility	On-time
Aer Lingus	Cheapest£74	Average£131	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
British Airways	Cheapest£141	Average£170	FlexibilityNo cancel fee	On-time70%	Search British Airways flights

Fly with Cheapflights

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

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 Heathrow from Limerick today with Cheapflights!

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

Millions of users choose and trust Cheapflights to book the best flight deals from Limerick to Heathrow for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

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

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

Yes! Start tracking prices for Limerick to Heathrow flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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Cheap flights from Limerick to London Heathrow Airport from £81

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 14/2. Fares are subject to change and may not be available on all flights or dates of travel.

The best prices from Limerick to London Heathrow are usually found in January or February, booked 20 days in advance, depart on a Monday or Tuesday and return on a Wednesday

Cheap flight deals from Limerick to Heathrow

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Limerick to Heathrow

Cheapest flights from Limerick to HeathrowExplore the most affordable flight options available from Limerick to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 January 2025.

Explore the most affordable flight options available from Limerick to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 January 2025.

Find flights from Limerick to Heathrow within your budget

Best time to book a flight from Limerick to Heathrow

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

Travel insights for flights from Limerick to Heathrow

Get recent, data-driven insights about flights from Limerick to Heathrow including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Limerick to London Heathrow Airport?

Use this chart to determine the optimal time to book a return flight from Limerick to Heathrow. Price data was last updated on 17 January 2025.

What is the cheapest month to book a flight from Limerick to London Heathrow Airport?

What is the cheapest time of day to fly from LR9 to LHR?

Find hourly flight availability from Limerick to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 22 January 2025.

What is the cheapest day to fly from Limerick to London Heathrow Airport?

Use this chart to determine the cheapest time to fly return from Limerick to Heathrow. Price data was last updated on 30 June 2024.

Weekly flight availability from Limerick to London Heathrow Airport

Explore weekly flight availability from Limerick to Heathrow. 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 22 January 2025.

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

Reviews of airlines servicing Heathrow

To help decide which airline to fly from Limerick to London, see what other customers have to say about Aer Lingus, British Airways and American Airlines. 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 Limerick to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines to fly from Limerick to London Heathrow Airport one-way?

What are the most reliable airlines from Limerick to London Heathrow Airport?

What are the cheapest flights from Limerick to London Heathrow Airport?

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

How can I find direct flights from Limerick to Heathrow?

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

What is the cheapest month to book a flight from Limerick to London Heathrow Airport?

Travelling to a place near Limerick?

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Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Limerick to Heathrow

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

Top 2 airlines flying from Limerick to Heathrow

Fly with Cheapflights

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 Limerick to Heathrow?

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

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

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

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Cheapest flights from Limerick to Heathrow
Explore the most affordable flight options available from Limerick to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 January 2025.