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Cheap flights from London Heathrow Airport to Shannon from £77

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 5/7. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
LHR — SNN
4 Jun — 11 Jun1
1 adult
Tue 4/6
Tue 11/6

The best prices from London Heathrow to Shannon are usually found in January or February, booked 56 days in advance, depart on a Tuesday or Thursday and return on a Thursday

Cheap flight deals from Heathrow to Shannon

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Shannon (SNN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 30 May 2024.

Popular in

July

Cheapest in

January

Average price

£142

Round-trip from

£36
High demand for flights, 12% potential price rise
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Best time to find cheap flights, 15% potential price drop
Search Deals
Average for round-trip flights in May 2024
Search Deals
From London Heathrow to Shannon
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What is the cheapest day to fly round-trip from London Heathrow Airport to Shannon?

Flights from London Heathrow Airport to Shannon are found to be more expensive on Saturday. 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.

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

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 21 days in advance, which can save you up to 69% on flights from London Heathrow Airport to Shannon compared to booking the week you need them. Waiting 21 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 £38. For sooner than that we have options available in the next 3 days from £104.

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

Flights from London Heathrow Airport to Shannon lean towards being more expensive in December. Prices are generally better when you fly from London Heathrow Airport to Shannon in September, with the cheapest ticket starting at £23.

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

When flying from London Heathrow Airport to Shannon, 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 17% versus a flight in the morning.

Cheap Aer Lingus flights from Heathrow to Shannon

Explore cheap flight options specifically provided by Aer Lingus for the route between Heathrow and Shannon. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 908,271 searches. Data last updated 30 May 2024.
Check out some of the cheapest Aer Lingus flights we've come across from London to Shannon. Make sure to check back often as deals are often changing.
Mon 10/619:10LHR - SNN
Nonstop1h 25mAer Lingus
Tue 11/621:25SNN - LHR
Nonstop1h 15mAer Lingus
Deal found 30/5£111
Mon 10/619:10LHR - SNN
Nonstop1h 25mAer Lingus
Thu 13/621:25SNN - LHR
Nonstop1h 15mAer Lingus
Deal found 29/5£118
Thu 20/619:10LHR - SNN
Nonstop1h 25mAer Lingus
Mon 24/621:25SNN - LHR
Nonstop1h 15mAer Lingus
Deal found 29/5£121
Wed 26/619:10LHR - SNN
Nonstop1h 25mAer Lingus
Fri 28/621:25SNN - LHR
Nonstop1h 15mAer Lingus
Deal found 30/5£122
Wed 26/619:10LHR - SNN
Nonstop1h 25mAer Lingus
Fri 28/621:25SNN - LHR
Nonstop1h 15mAer Lingus
Deal found 30/5£123
Sat 22/609:50LHR - SNN
Nonstop1h 30mAer Lingus
Thu 27/621:25SNN - LHR
Nonstop1h 15mAer Lingus
Deal found 29/5£125
Sat 22/609:50LHR - SNN
Nonstop1h 30mAer Lingus
Mon 24/621:25SNN - LHR
Nonstop1h 15mAer Lingus
Deal found 29/5£128
Thu 20/619:10LHR - SNN
Nonstop1h 25mAer Lingus
Sun 23/621:25SNN - LHR
Nonstop1h 15mAer Lingus
Deal found 30/5£130
Mon 17/619:10LHR - SNN
Nonstop1h 25mAer Lingus
Sat 22/617:30SNN - LHR
Nonstop1h 25mAer Lingus
Deal found 30/5£131

Cheap United Airlines flights from Heathrow to Shannon

Explore cheap flight options specifically provided by United Airlines for the route between Heathrow and Shannon. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 908,271 searches. Data last updated 30 May 2024.
To aid your search, here are some of the cheapest United Airlines flights we've found from London to Shannon. Deals are refreshing constantly so come back soon for more options.
Wed 5/608:30LHR - SNN
1 stop23h 00mUnited Airlines
Wed 12/609:30SNN - LHR
1 stop20h 25mUnited Airlines
Deal found 29/5£13,389
Thu 6/613:05LHR - SNN
1 stop18h 25mUnited Airlines
Thu 13/612:30SNN - LHR
1 stop18h 45mUnited Airlines
Deal found 30/5£13,462

Cheap Heathrow to Shannon flights in May & June 2024

Find cheap flight options from Heathrow to Shannon specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 908,271 searches. Prices were last updated on 30 May 2024.
The lowest fares we've come across on flights travelling from London to Shannon in May and June 2024. Check back regularly for other flight deals.
Fri 28/619:10LHR - SNN
Nonstop1h 25mAer Lingus
Sat 29/617:30SNN - LHR
Nonstop1h 25mAer Lingus
Deal found 30/5£267
Sat 29/609:50LHR - SNN
Nonstop1h 30mBritish Airways
Sat 29/617:30SNN - LHR
Nonstop1h 25mBritish Airways
Deal found 30/5£284
Sun 16/606:15LHR - SNN
1 stop5h 35mMultiple Airlines
Sun 23/621:25SNN - LHR
Nonstop1h 15mMultiple Airlines
Deal found 30/5£296
Thu 30/509:50LHR - SNN
Nonstop1h 30mBritish Airways
Fri 31/521:25SNN - LHR
Nonstop1h 15mBritish Airways
Deal found 29/5£307
Sat 15/620:30LHR - SNN
2 stops15h 20mMultiple Airlines
Sun 23/621:25SNN - LHR
Nonstop1h 15mMultiple Airlines
Deal found 30/5£312
Sat 29/621:45LHR - SNN
2 stops14h 05mMultiple Airlines
Sat 6/717:30SNN - LHR
Nonstop1h 25mMultiple Airlines
Deal found 30/5£320
Sun 16/606:15LHR - SNN
1 stop5h 35mMultiple Airlines
Fri 21/621:25SNN - LHR
Nonstop1h 15mMultiple Airlines
Deal found 30/5£326
Sat 29/621:15LHR - SNN
2 stops14h 35mMultiple Airlines
Sun 30/621:25SNN - LHR
Nonstop1h 15mMultiple Airlines
Deal found 30/5£332
Sun 16/606:15LHR - SNN
1 stop5h 35mMultiple Airlines
Sat 22/617:30SNN - LHR
Nonstop1h 25mMultiple Airlines
Deal found 30/5£340

Heathrow to Shannon 2024 flight deals

Discover exclusive flight deals for travel between Heathrow and Shannon in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 908,271 searches. Data last updated 30 May 2024.
The lowest fares we've come across on flights travelling from London to Shannon in May and June 2024. Check back regularly for other flight deals.
Mon 3/619:10LHR - SNN
Nonstop1h 25mAer Lingus
Wed 5/621:25SNN - LHR
Nonstop1h 15mAer Lingus
Deal found 30/5£111
Wed 26/621:35LHR - SNN
1 stop17h 00mMultiple Airlines
Fri 28/621:25SNN - LHR
Nonstop1h 15mMultiple Airlines
Deal found 30/5£120
Wed 26/619:10LHR - SNN
Nonstop1h 25mAer Lingus
Fri 28/621:25SNN - LHR
Nonstop1h 15mAer Lingus
Deal found 30/5£122
Wed 26/619:10LHR - SNN
Nonstop1h 25mAer Lingus
Fri 28/621:25SNN - LHR
Nonstop1h 15mAer Lingus
Deal found 30/5£123
Mon 10/621:40LHR - SNN
1 stop15h 35mMultiple Airlines
Tue 11/621:25SNN - LHR
Nonstop1h 15mMultiple Airlines
Deal found 30/5£126
Thu 20/619:10LHR - SNN
Nonstop1h 25mAer Lingus
Sun 23/621:25SNN - LHR
Nonstop1h 15mAer Lingus
Deal found 30/5£130
Mon 17/619:10LHR - SNN
Nonstop1h 25mAer Lingus
Sat 22/617:30SNN - LHR
Nonstop1h 25mAer Lingus
Deal found 30/5£131
Thu 27/619:10LHR - SNN
Nonstop1h 25mAer Lingus
Thu 4/721:25SNN - LHR
Nonstop1h 15mAer Lingus
Deal found 30/5£134
Mon 26/821:40LHR - SNN
1 stop15h 35mMultiple Airlines
Sat 31/817:30SNN - LHR
Nonstop1h 25mMultiple Airlines
Deal found 30/5£135

Direct flights to Shannon from Heathrow

Discover direct flight options from Heathrow to Shannon. Find direct flights with no stopovers, providing a convenient travel experience. Explore direct flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 908,271 searches. Data last updated 30 May 2024.
If you're seeking options on non-stop flights from London to Shannon, check out these fares. Select from other flights from London to Shannon by using the search form above.
Mon 10/619:10LHR - SNN
Nonstop1h 25mAer Lingus
Tue 11/621:25SNN - LHR
Nonstop1h 15mAer Lingus
Deal found 30/5£111
Wed 26/619:10LHR - SNN
Nonstop1h 25mAer Lingus
Fri 28/621:25SNN - LHR
Nonstop1h 15mAer Lingus
Deal found 30/5£122
Wed 26/619:10LHR - SNN
Nonstop1h 25mAer Lingus
Fri 28/621:25SNN - LHR
Nonstop1h 15mAer Lingus
Deal found 30/5£123
Thu 20/619:10LHR - SNN
Nonstop1h 25mAer Lingus
Sun 23/621:25SNN - LHR
Nonstop1h 15mAer Lingus
Deal found 30/5£130
Mon 17/619:10LHR - SNN
Nonstop1h 25mAer Lingus
Sat 22/617:30SNN - LHR
Nonstop1h 25mAer Lingus
Deal found 30/5£131
Thu 27/619:10LHR - SNN
Nonstop1h 25mAer Lingus
Thu 4/721:25SNN - LHR
Nonstop1h 15mAer Lingus
Deal found 30/5£134
Tue 17/914:45LHR - SNN
Nonstop1h 25mAer Lingus
Mon 23/907:40SNN - LHR
Nonstop1h 25mAer Lingus
Deal found 30/5£138
Thu 27/619:10LHR - SNN
Nonstop1h 25mAer Lingus
Thu 4/721:25SNN - LHR
Nonstop1h 15mAer Lingus
Deal found 30/5£140
Tue 2/719:10LHR - SNN
Nonstop1h 25mAer Lingus
Thu 4/721:25SNN - LHR
Nonstop1h 15mAer Lingus
Deal found 30/5£142

Heathrow to Shannon flights leaving soon

Find last-minute flight options from Heathrow to Shannon for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 908,271 searches. Data last updated 30 May 2024.
Users seeking a last-minute flight from London to Shannon should consider booking one of these fares. Users should examine the flight details to ensure there are no surprises.
Thu 6/614:45LHR - SNN
Nonstop1h 25mBritish Airways
Mon 10/613:45SNN - LHR
1 stop18h 20mBritish Airways
Deal found 30/5£2,301
Thu 6/618:00LHR - SNN
1 stop16h 30mLufthansa
Mon 10/612:30SNN - LHR
1 stop17h 50mLufthansa
Deal found 30/5£12,725
Sat 8/618:00LHR - SNN
1 stop16h 30mLufthansa
Mon 10/612:30SNN - LHR
1 stop17h 50mLufthansa
Deal found 30/5£12,733
Thu 6/609:30LHR - SNN
1 stop25h 00mLufthansa
Mon 10/612:30SNN - LHR
1 stop17h 50mLufthansa
Deal found 30/5£12,739
Wed 5/608:30LHR - SNN
1 stop23h 00mUnited Airlines
Wed 12/609:30SNN - LHR
1 stop20h 25mUnited Airlines
Deal found 29/5£13,389
Thu 6/613:05LHR - SNN
1 stop18h 25mUnited Airlines
Thu 13/612:30SNN - LHR
1 stop18h 45mUnited Airlines
Deal found 30/5£13,462

One-way flights to Shannon from Heathrow

Search for one-way flight options from Heathrow to Shannon. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 908,271 searches. Data last updated 30 May 2024.
Users in need of a one-way flight from London to Shannon can choose from these deals. Users in need of a round-trip flight from London to Shannon instead should update the search form at the top of page.
Fri 5/706:45LHR - SNN
1 stop15h 30mMultiple Airlines
Deal found 30/5£77
Tue 18/620:40LHR - SNN
1 stop11h 15mMultiple Airlines
Deal found 30/5£79
Thu 18/707:00LHR - SNN
1 stop7h 35mMultiple Airlines
Deal found 29/5£80
Fri 21/619:10LHR - SNN
Nonstop1h 25mAer Lingus
Deal found 29/5£81
Mon 24/614:45LHR - SNN
Nonstop1h 25mAer Lingus
Deal found 29/5£82
Wed 24/721:35LHR - SNN
1 stop17h 00mMultiple Airlines
Deal found 30/5£83
Wed 7/819:10LHR - SNN
Nonstop1h 25mAer Lingus
Deal found 29/5£85
Fri 5/719:10LHR - SNN
Nonstop1h 25mAer Lingus
Deal found 30/5£86
Thu 11/707:00LHR - SNN
1 stop7h 35mMultiple Airlines
Deal found 29/5£87

Find flights from Heathrow to Shannon within your budget

Customise your flight search to find flights from Heathrow to Shannon that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 908,271 searches. Data last updated 30 May 2024.

Fly from

Any airport

Fly to

Any airport

Budget

£111 - £188

Route

Depart

Return

Price

London HeathrowShannon

LHR - SNN

LHRSNN

London Heathrow

Mon 10/6

Nonstop1h 25m

Shannon

Tue 11/6

Nonstop1h 15m

£111

London HeathrowShannon

LHR - SNN

LHRSNN

London Heathrow

Mon 10/6

Nonstop1h 25m

Shannon

Thu 13/6

Nonstop1h 15m

£118

London HeathrowShannon

LHR - SNN

LHRSNN

London Heathrow

Wed 26/6

1 stop17h 00m

Shannon

Fri 28/6

Nonstop1h 15m

£120

London HeathrowShannon

LHR - SNN

LHRSNN

London Heathrow

Thu 20/6

Nonstop1h 25m

Shannon

Mon 24/6

Nonstop1h 15m

£121

London HeathrowShannon

LHR - SNN

LHRSNN

London Heathrow

Wed 26/6

Nonstop1h 25m

Shannon

Fri 28/6

Nonstop1h 15m

£122

London HeathrowShannon

LHR - SNN

LHRSNN

London Heathrow

Wed 26/6

Nonstop1h 25m

Shannon

Fri 28/6

Nonstop1h 15m

£123

London HeathrowShannon

LHR - SNN

LHRSNN

London Heathrow

Mon 10/6

1 stop15h 35m

Shannon

Tue 11/6

Nonstop1h 15m

£126

London HeathrowShannon

LHR - SNN

LHRSNN

London Heathrow

Mon 10/6

1 stop15h 35m

Shannon

Thu 13/6

Nonstop1h 15m

£127

London HeathrowShannon

LHR - SNN

LHRSNN

London Heathrow

Sun 16/6

Nonstop1h 25m

Shannon

Sat 22/6

Nonstop1h 25m

£188

Flights are sorted by cheapest first

Deals found on 30/5

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

Use this chart to determine the optimal time to book a return flight from Heathrow to Shannon. Price data was last updated on 24 May 2024.
To ensure you get the cheapest price possible for a flight from London Heathrow Airport to Shannon, you should look to book at least 56 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.
Search Deals

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

Use this chart to determine the cheapest time to fly return from Heathrow to Shannon. Price data was last updated on 26 May 2024.
Morning
Midday
Afternoon
Evening
All times are departure.
Travellers seeking maximum savings on their London Heathrow Airport to Shannon flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Monday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

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.
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.

Temperature and rainfall in Shannon by month

Plan your trip to Shannon by taking into account the average temperature and rainfall totals by month.

SNN

Temperature

6 - 16 °C

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 30 May 2024.
Read reviews from past customers who have flown Aer Lingus, United Airlines and British Airways from London to Shannon. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,777 reviews
Check prices

Entertainment

7.1

Comfort

7.2

Food

6.7

Boarding

7.7

Overall

7.4

Crew

8.1

Reviews

1 / 10

The staff were pleasant. The food was awful. The earpods were so poor quality I could not enjoy any of the films on offer.

United Airlines
7.4
Good
10,777 reviews
United Airlines
7.4
Good
10,777 reviews
Check prices

Entertainment

7.1

Comfort

7.2

Food

6.7

Boarding

7.7

Overall

7.4

Crew

8.1

Reviews

1 / 10

The staff were pleasant. The food was awful. The earpods were so poor quality I could not enjoy any of the films on offer.

American Airlines
7.3
Good
14,284 reviews
United Airlines
7.4
Good
10,777 reviews
Check prices

Entertainment

7.1

Comfort

7.2

Food

6.7

Boarding

7.7

Overall

7.4

Crew

8.1

Reviews

1 / 10

The staff were pleasant. The food was awful. The earpods were so poor quality I could not enjoy any of the films on offer.

Aer Lingus
7.2
Good
1,306 reviews
United Airlines
7.4
Good
10,777 reviews
Check prices

Entertainment

7.1

Comfort

7.2

Food

6.7

Boarding

7.7

Overall

7.4

Crew

8.1

Reviews

1 / 10

The staff were pleasant. The food was awful. The earpods were so poor quality I could not enjoy any of the films on offer.

British Airways
6.8
Okay
6,765 reviews
United Airlines
7.4
Good
10,777 reviews
Check prices

Entertainment

7.1

Comfort

7.2

Food

6.7

Boarding

7.7

Overall

7.4

Crew

8.1

Reviews

1 / 10

The staff were pleasant. The food was awful. The earpods were so poor quality I could not enjoy any of the films on offer.

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?

    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 11 inbound flights from London Heathrow per day. 3 airlines have flights to Shannon from London Heathrow on a regular basis.

  • Can I find flights from London Heathrow Airport to Shannon for under £200 on Cheapflights?

    Yes, there are multiple flights from London Heathrow Airport to Shannon for under £200. The cheapest flight booked recently is on Aer Lingus for just £111, but on average you can expect to pay £128.

  • Are there nonstop flights from London Heathrow Airport to Shannon for under £200 on Cheapflights?

    Cheapflights has at least 20 direct flights from London Heathrow Airport to Shannon under £200. A good price for a nonstop flight from London Heathrow Airport to Shannon is less than £142.

  • Are there last-minute flights available from London Heathrow Airport to Shannon for under £2,300?

    There are currently 6+ open flights from London Heathrow Airport to Shannon within the next 7 days for less than £2,300.

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

    According to our current data, Aer Lingus (£111), offers the cheapest pricing from London Heathrow Airport to Shannon. You may be able to fly from London Heathrow Airport to Shannon for 14% less than the average price by searching for this airline.

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

    Before booking your flight to Shannon from London Heathrow Airport, check out the most reliable airlines to get you to your destination on time: American Airlines (0%), Qatar Airways (0%), Air Canada( 0%).

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

    While on average a flight from London Heathrow Airport to Shannon is generally £662, our data shows the cheapest flight currently is £49. When looking at the most popular route, (London Heathrow - Shannon), you can expect to pay £121 for that flight.

  • What does LHR to SNN mean?

    LHR and SNN are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. LHR to SNN refers to a flight route from London Heathrow Airport to Shannon Airport.

  • Can I find deals for flights from Heathrow to Shannon that include extra baggage allowance?

    The amount of baggage you can bring on your Heathrow to Shannon flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Heathrow to Shannon with specific airlines?

    Yes, Cheapflights allows you to browse and filter Heathrow to Shannon flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

  • How can I find direct flights from Heathrow to Shannon?

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

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

    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.

  • Can I find deals for flights from Heathrow to Shannon that allow pets onboard?

    Many airlines flying from Heathrow to Shannon offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Heathrow to Shannon?

    Yes, you can often find last-minute deals on Heathrow to Shannon flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the London Heathrow Airport to Shannon flight deals updated?

    The London Heathrow Airport to Shannon flight deals you see on this page were last updated on 30/5.

  • What are the most popular airlines that fly from London Heathrow Airport to Shannon?

    The most popular airlines flying from London Heathrow Airport to Shannon are British Airways, Aer Lingus and Ryanair. Something to consider prior to booking your flight.

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

    Currently, September is the cheapest month in which you can book a flight from London Heathrow Airport to Shannon (average of £46). Flying from London Heathrow Airport to Shannon in May is currently the most expensive (average of £91). 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

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.

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Top 3 airlines flying from Heathrow to Shannon

Discover the top 3 airlines that operate flights from Heathrow to Shannon. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 908,271 searches. Data last updated 30 May 2024.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£28Average£50FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
Aer LingusCheapest£87Average£134FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
British AirwaysCheapest£136Average£202FlexibilityNo cancel feeOn-time70%
Search British Airways flights
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Search flights from Heathrow to Shannon by cabin class

Find flights from Heathrow to Shannon, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Hourly flight availability from Heathrow to Shannon

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 30 May 2024.
1%of flight departuresEarly morningMidnight to 6 am
27%of flight departuresMorning6 am to noon
45%of flight departuresAfternoonNoon to 6 pm
27%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Midday
6 PM

Weekly flight availability from Heathrow to Shannon

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 30 May 2024.
Monday10daily flights
Tuesday13daily flights
Wednesday9daily flights
Thursday13daily flights
Friday13daily flights
Saturday10daily flights
Sunday13daily flights

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Fly with Cheapflights

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

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!

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

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.

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

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

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

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!

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