Cheap flights from Heathrow to Shannon

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The best prices from Heathrow to Shannon are usually found in September or March, booked 36 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

How to find the cheapest flight from
Heathrow (LHR) to Shannon (SNN)

LHR - SNN
Price
£121 - £173
SNN
Temperature
9 - 20 °C
SNN
Rainfall
64 - 120 mm
Popular in December High demand for flights, 22% potential price rise
Cheapest in September Best time to find cheap flights, 10% potential price drop
Round-trip from 121﷼ From Heathrow to Shannon
One-way from 77﷼ One-way flight from Heathrow to Shannon
Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly return from Heathrow to Shannon?

Departing on a Tuesday is a good option for securing a great price. You can expect to save up to 34% when planning your travel around this day of the week.

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

To save up to 133% on this flight, we recommend booking at least 59 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Heathrow to Shannon from £93 1-2 weeks out and tickets from £138 for flights departing within the next 72 hours.

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

Our data shows that September tends to be the cheapest month to fly to Shannon from Heathrow. Users have commonly found prices around £88 for the month, but tickets can be as low as £35. Due to multiple factors, prepare for potentially higher prices in December.

When is the cheapest time to fly from Heathrow to Shannon (LHR - SNN)?

Unlike in the afternoon, when flights are generally more expensive, you can save up to 18% on flights from Heathrow to Shannon by exploring options for tickets in the evening.

Cheap flights from Heathrow to Shannon in September, October 2020

The best prices found for LHR to SNN flights in September, October
25 Sep - 28 Sep
£137pp
LHR
London Heathrow
Multiple airlines
 
1 STOP
SNN
Shannon
SNN
Shannon
Multiple Airlines
 
1 STOP
LHR
London Heathrow
15 Oct - 19 Oct
£144pp
LHR
London Heathrow
Multiple airlines
 
1 STOP
SNN
Shannon
SNN
Shannon
Aer Lingus
Direct
LHR
London Heathrow
2 Oct - 4 Oct
£145pp
LHR
London Heathrow
Multiple airlines
 
1 STOP
SNN
Shannon
SNN
Shannon
Multiple Airlines
 
1 STOP
LHR
London Heathrow

Heathrow to Shannon 2020 flight deals

Cheap flights to Shannon from Heathrow found for this year
25 Sep - 28 Sep
£137pp
LHR
London Heathrow
Multiple airlines
 
1 STOP
SNN
Shannon
SNN
Shannon
Multiple Airlines
 
1 STOP
LHR
London Heathrow
15 Oct - 19 Oct
£144pp
LHR
London Heathrow
Multiple airlines
 
1 STOP
SNN
Shannon
SNN
Shannon
Aer Lingus
Direct
LHR
London Heathrow
2 Oct - 4 Oct
£145pp
LHR
London Heathrow
Multiple airlines
 
1 STOP
SNN
Shannon
SNN
Shannon
Multiple Airlines
 
1 STOP
LHR
London Heathrow

Direct flights to Shannon from Heathrow

Save time with Heathrow to Shannon direct flight deals
21 Oct - 4 Nov
£145pp
LHR
London Heathrow
Aer Lingus
Direct
SNN
Shannon
SNN
Shannon
Aer Lingus
Direct
LHR
London Heathrow
22 Oct - 29 Oct
£147pp
LHR
London Heathrow
Aer Lingus
Direct
SNN
Shannon
SNN
Shannon
Aer Lingus
Direct
LHR
London Heathrow
25 Oct - 29 Oct
£221pp
LHR
London Heathrow
Multiple airlines
Direct
SNN
Shannon
SNN
Shannon
Aer Lingus
Direct
LHR
London Heathrow

Last-minute flights from Heathrow to Shannon

Late deals on return flights to Shannon from Heathrow, departing today and this week
2 Oct - 4 Oct
£145pp
LHR
London Heathrow
Multiple airlines
 
1 STOP
SNN
Shannon
SNN
Shannon
Multiple Airlines
 
1 STOP
LHR
London Heathrow
2 Oct - 4 Oct
£153pp
LHR
London Heathrow
Multiple airlines
 
1 STOP
SNN
Shannon
SNN
Shannon
Multiple Airlines
 
1 STOP
LHR
London Heathrow
1 Oct - 2 Oct
£196pp
LHR
London Heathrow
Multiple airlines
 
1 STOP
SNN
Shannon
SNN
Shannon
Multiple Airlines
 
1 STOP
LHR
London Heathrow

One-way flights to Shannon from Heathrow

The cheapest one-way flights from Heathrow to Shannon
14:35 - 16:00
British Airways
Direct
1h 25m
LHR - SNN
British Airways
£130
KAYAK
14:35 - 16:00
British Airways
Direct
1h 25m
LHR - SNN
British Airways
£139
KAYAK
08:30 - 09:00
Multiple Airlines
1 stop
24h 30m
LHR - SNN
Multiple Airlines
£61
Kiwi.com

Related info for your journey

Useful info, stats and facts about Heathrow to Shannon flights.

Flight FAQs

From Heathrow to Shannon

Are flight prices decreasing from Heathrow to Shannon due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Heathrow and Shannon for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

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

Yes, there are multiple flights from Heathrow to Shannon for under £200. The cheapest flight booked recently is on Multiple Airlines for just £144, but on average you can expect to pay £193.

Are there direct flights from Heathrow to Shannon for under £200 on Cheapflights?

Cheapflights has 7 direct flights from Heathrow to Shannon under £200. A good price for a direct flight from Heathrow to Shannon is less than £225.

Are there last-minute flights available from Heathrow to Shannon for under £200?

There are currently 5+ open flights from Heathrow to Shannon within the next 7 days for less than £200.

Does it rain more in Heathrow or Shannon?

The rainfall in Heathrow is generally more than the rainfall in Shannon. This will continue over the next 18 days.

Is Heathrow weather warmer or cooler than Shannon?

Temperatures around the 24 °Cs can be experienced in July. The weather in Shannon is colder than in Heathrow. Plan for potential changes in flight availability as peak weather approaches in this location.

How long does is the flight from Heathrow to Shannon?

For as low as £116, Aer Lingus can have you in Shannon from Heathrow in 1h 30m. Most flights are nonstop.

What are the cheapest airlines to flying from Heathrow to Shannon return?

Our cheapest airline available from Heathrow to Shannon is Aer Lingus. Our recent data shows that you can find tickets from as low as £116 on this airline. An additional option worth looking into is British Airways, starting at £218. These flights start at 13% lower than the current average price 3 months from now.

What are the cheapest airlines to fly from Heathrow to Shannon one-way?

To fly one-way, consider booking your trip with British Airways, which is currently one of the cheapest options available, starting at £130.

Alternative routes for Heathrow to Shannon

Destination information for Shannon

Things to know before you go. Useful info for your trip from Heathrow to Shannon
Today's exchange rate
£1 = €1.09
Flight duration
1h 31m
Average temperature for September in Shannon
18.0 °C
Avg rainfall for September in Shannon
81.0 mm

Airports servicing London

Airports servicing Shannon

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