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Cheap flights from London Heathrow Airport to Shannon from $75

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Shannon departing on 2/17. 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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Find the cheapest flights from London Heathrow Airport to Shannon

Cheap round-trip flights

These are some of the best round-trip flight deals from London Heathrow Airport to Shannon that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from London Heathrow Airport to Shannon.

Cheap last minute flights

Planning a quick getaway from London Heathrow Airport to Shannon? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Shannon, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from London Heathrow Airport to Shannon

Find recent round-trip train or bus tickets from London Heathrow Airport to Shannon.

All round-trip flight deals from London Heathrow Airport to Shannon

The cheapest plane tickets from London Heathrow Airport to Shannon found on KAYAK recently.
6:00 am - 6:10 pmLHR-SNN
12h 10m3 stops
3:10 pm - 8:05 amSNN-LHR
16h 55m2 stops
Fri, Feb 21 - Thu, Feb 27
6:00 am - 6:15 amLHR-SNN
24h 15m2 stops
2:45 pm - 7:30 pmSNN-LHR
28h 45m2 stops
$1,465
Find Deal
Tue, Feb 18 - Tue, Feb 25
10:00 am - 11:30 amLHR-SNN
1h 30mnonstop
2:45 pm - 5:55 amSNN-LHR
15h 10m1 stop
$2,189Aer Lingus
Find Deal
Thu, Feb 6 - Sun, Feb 9
3:20 pm - 4:45 pmLHR-SNN
1h 25mnonstop
2:45 pm - 5:55 amSNN-LHR
15h 10m1 stop
$2,192Aer Lingus
Find Deal
Tue, Feb 18 - Tue, Feb 25
7:10 pm - 8:35 pmLHR-SNN
1h 25mnonstop
1:45 pm - 7:20 amSNN-LHR
17h 35m1 stop
$3,223British Airways
Find Deal
Fri, May 23 - Mon, May 26
10:00 am - 11:30 amLHR-SNN
1h 30mnonstop
2:45 pm - 9:30 amSNN-LHR
18h 45m1 stop
$3,224British Airways
Find Deal
Tue, Mar 25 - Thu, Mar 27
3:20 pm - 10:30 amLHR-SNN
19h 10m1 stop
12:30 pm - 7:15 amSNN-LHR
18h 45m1 stop
$15,269Lufthansa
Find Deal
Fri, Apr 4 - Mon, Apr 7
3:20 pm - 10:30 amLHR-SNN
19h 10m1 stop
12:30 pm - 5:55 amSNN-LHR
17h 25m1 stop
$15,362Lufthansa
Find Deal
Fri, Apr 4 - Mon, Apr 7
11:05 am - 7:30 amLHR-SNN
20h 25m1 stop
9:30 am - 8:20 amSNN-LHR
22h 50m1 stop
$16,656United Airlines
Find Deal
Tue, Jul 8 - Mon, Jul 14
8:30 am - 7:30 amLHR-SNN
23h 00m1 stop
9:30 am - 8:20 amSNN-LHR
22h 50m1 stop
$16,747United Airlines
Find Deal
Sat, May 24 - Mon, May 26
6:05 pm - 7:25 pmLHR-SNN
1h 20mnonstop
$75Aer Lingus
Find Deal
Mon, Feb 17
7:10 pm - 8:35 pmLHR-SNN
1h 25mnonstop
$83Aer Lingus
Find Deal
Tue, May 20
3:20 pm - 4:45 pmLHR-SNN
1h 25mnonstop
$86Aer Lingus
Find Deal
Fri, Feb 7
2:20 pm - 3:50 pmLHR-SNN
1h 30mnonstop
$90Aer Lingus
Find Deal
Sat, Jun 7
9:50 am - 11:20 amLHR-SNN
1h 30mnonstop
$93Aer Lingus
Find Deal
Sun, May 18
9:40 pm - 12:35 pmLHR-SNN
14h 55m1 stop
Mon, May 26
6:45 am - 3:40 pmLHR-SNN
8h 55m1 stop
Mon, May 19
6:05 pm - 7:25 pmLHR-SNN
1h 20mnonstop
$144British Airways
Find Deal
Sun, Feb 16
6:05 pm - 7:25 pmLHR-SNN
1h 20mnonstop
$145British Airways
Find Deal
Sun, Feb 16
11:05 am - 7:30 amLHR-SNN
20h 25m1 stop
$4,336United Airlines
Find Deal
Sun, May 25
3:20 pm - 4:45 pmLHR-SNN
1h 25mnonstop
8:05 pm - 9:25 pmSNN-LHR
1h 20mnonstop
$298British Airways
Find Deal
Fri, Jan 24 - Tue, Jan 28
3:20 pm - 4:45 pmLHR-SNN
1h 25mnonstop
5:25 pm - 6:50 pmSNN-LHR
1h 25mnonstop
$103Aer Lingus
Find Deal
Wed, Mar 5 - Sat, Mar 8
3:20 pm - 4:45 pmLHR-SNN
1h 25mnonstop
8:05 pm - 9:25 pmSNN-LHR
1h 20mnonstop
$105Aer Lingus
Find Deal
Tue, Feb 4 - Mon, Feb 10
10:00 am - 11:30 amLHR-SNN
1h 30mnonstop
8:05 pm - 9:25 pmSNN-LHR
1h 20mnonstop
$107Aer Lingus
Find Deal
Mon, Mar 17 - Fri, Mar 21
6:05 pm - 7:25 pmLHR-SNN
1h 20mnonstop
8:05 pm - 9:25 pmSNN-LHR
1h 20mnonstop
$123Aer Lingus
Find Deal
Tue, Feb 18 - Tue, Feb 25
6:05 pm - 7:25 pmLHR-SNN
1h 20mnonstop
8:05 pm - 9:25 pmSNN-LHR
1h 20mnonstop
$126Aer Lingus
Find Deal
Fri, Feb 7 - Sun, Feb 9
9:50 am - 11:20 amLHR-SNN
1h 30mnonstop
9:15 pm - 10:40 pmSNN-LHR
1h 25mnonstop
$149Aer Lingus
Find Deal
Tue, Apr 1 - Fri, Apr 4
7:10 pm - 8:35 pmLHR-SNN
1h 25mnonstop
9:15 pm - 10:40 pmSNN-LHR
1h 25mnonstop
Tue, Apr 1 - Fri, Apr 4
3:20 pm - 4:45 pmLHR-SNN
1h 25mnonstop
8:05 pm - 9:25 pmSNN-LHR
1h 20mnonstop
$265British Airways
Find Deal
Tue, Feb 18 - Sun, Feb 23
6:05 pm - 7:25 pmLHR-SNN
1h 20mnonstop
7:45 am - 9:15 amSNN-LHR
1h 30mnonstop
$266British Airways
Find Deal
Tue, Feb 18 - Sun, Feb 23
2:40 pm - 4:10 pmLHR-SNN
1h 30mnonstop
4:55 pm - 6:20 pmSNN-LHR
1h 25mnonstop
$267British Airways
Find Deal
Thu, May 8 - Sun, May 11

Aer Lingus flights from London Heathrow Airport to Shannon

Our best Aer Lingus deals on London Heathrow Airport to Shannon flight tickets
Aer Lingus
Feb 4
LHR3:20 pmLondon Heathrow
1h 25m
SNN4:45 pmShannon
Feb 10
SNN8:05 pmShannon
1h 20m
LHR9:25 pmLondon Heathrow
Aer Lingus
Feb 6
LHR10:00 amLondon Heathrow
1h 30m
SNN11:30 amShannon
Feb 9
SNN2:45 pmShannon
15h 10m
1 stop
LHR5:55 amLondon Heathrow
Aer Lingus
Feb 18
LHR3:20 pmLondon Heathrow
1h 25m
SNN4:45 pmShannon
Feb 25
SNN2:45 pmShannon
15h 10m
1 stop
LHR5:55 amLondon Heathrow

United Airlines flights from London Heathrow Airport to Shannon

Our best United Airlines deals on London Heathrow Airport to Shannon flight tickets
United Airlines
Jul 8
LHR11:05 amLondon Heathrow
20h 25m
1 stop
SNN7:30 amShannon
Jul 14
SNN9:30 amShannon
22h 50m
1 stop
LHR8:20 amLondon Heathrow
United Airlines
May 24
LHR8:30 amLondon Heathrow
23h 00m
1 stop
SNN7:30 amShannon
May 26
SNN9:30 amShannon
22h 50m
1 stop
LHR8:20 amLondon Heathrow
United Airlines
Jul 8
LHR11:05 amLondon Heathrow
20h 25m
1 stop
SNN7:30 amShannon
Jul 14
SNN9:30 amShannon
22h 50m
1 stop
LHR8:20 amLondon Heathrow

See travel insights to Shannon from

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

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?

The cheapest month to fly to Shannon from London Heathrow Airport is in January. Flight prices, which tend to average around $141, are often lower during this time because this is during the off-season. If you don’t want to visit Shannon in January, then you should wait until February to fly from London Heathrow Airport, when ticket prices are also cheap, with an average price of $142.

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

According to our data, Tuesday is the cheapest day to fly to Shannon from London Heathrow Airport. The lowest ticket price found for a Tuesday departure recently was $90. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $188. These prices are subject to change though, so be sure to set up a Price Alert for flights to Shannon.

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

Our most recent data shows that the best time of day to fly to Shannon is in the morning. Flights from London Heathrow Airport to Shannon during this time can be as low as $134. In contrast, the most expensive time of day to depart to Shannon is at noon when prices are around $190.

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?

You are more likely to see cheaper flights to Shannon from London Heathrow Airport when booking 8 weeks ahead of your departure date. In general, you can expect to find flights to Shannon for around $174 when searching 8 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Shannon from London Heathrow Airport for as low as $141 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 flight prices changed over time?

As of January 2025, prices for London Heathrow Airport to Shannon flights are approximately 7% cheaper when compared to flights at the same time last year.

When to book flights from London Heathrow Airport to Shannon

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

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

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

Best Price Found

$75

Fastest flight time

1h 20m

Direct flights

Every day

Airports in Shannon

1 airport
The best one-way flight to Shannon from London Heathrow Airport in the past 72 hours is $75. The best round-trip flight deal from London Heathrow Airport to Shannon found on momondo in the last 72 hours is $702.
The fastest flight from London Heathrow Airport to Shannon takes 1h 20m
Direct flights go from London Heathrow Airport to Shannon every day.
There is 1 airport near Shannon: Shannon (SNN)

  • 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 20m 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?

  • 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?

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


Best airlines flying from London Heathrow Airport to Shannon

Compare and see reviews for airlines that fly from London Heathrow Airport to Shannon with momondo
Airline
Rating
Free Cancellation
Price
Aer LingusPriceFrom $127Free CancellationRating
7.1
1,082 reviews
Search Aer Lingus flights
  • Aer Lingus Flights From London Heathrow Airport to Shannon

    Aer Lingus operates around 19 flights from London Heathrow Airport to Shannon every week. The average price of these flights found in the last 72 hours has been $182, but momondo users have found Aer Lingus deals from London Heathrow Airport to Shannon from as low as $127 round-trip. Aer Lingus has been scored 7.1/10 in 1,082 reviews.


Traveling to a place near Shannon?

Book flights to Shannon if you plan to visit one of these locations
Limerick
Ennis
Adare
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.


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