LHR - SNN
£111 - £158
High demand for flights, 23% potential price rise
Best time to find cheap flights, 9% potential price drop
Average for round-trip flights in March 2021
From Heathrow to Shannon International
Flights from Heathrow to Shannon International are generally found to be more expensive on Friday. 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 International.
When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 49 days in advance, which can save you up to 90% on flights from Heathrow to Shannon International compared to booking the week you need them. Waiting 49 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 £89. For sooner than that we have options available in the next 3 days from £115.
When flying from Heathrow to Shannon International, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 17% versus a flight in the afternoon.
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.
Due to the rapidly changing circumstances due to COVID-19, airlines like Aer Lingus, British Airways, and Ryanair flying from London Heathrow to Shannon have implemented new flexible cancellation policies.
Yes, there are multiple flights from Heathrow to Shannon International for under £144. The cheapest flight booked recently is on Aer Lingus for just £113, but on average you can expect to pay £1,073.
Cheapflights has 5 direct flights from Heathrow to Shannon International under £144. A good price for a direct flight from Heathrow to Shannon International is less than £123.
The rainfall in Heathrow is generally more than the rainfall in Shannon. This will continue over the next 22 days.
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.
Airlines like Aer Lingus, British Airways, and Lufthansa fly from Heathrow to Shannon International in about 1h 25m. The time it takes to get you to your destination can typically vary by up to 14h 55m. This flight may include one or multiple stops.
Aer Lingus, at £113, was found to be the cheapest airline from Heathrow to Shannon International.Alternate airlines flying return to your destination include Lufthansa and British Airways. Users have found that Aer Lingus is 7% cheaper than the other options available to this destination.
To fly one-way, consider booking your trip with Aer Lingus, which is currently one of the cheapest options available, starting at £79. British Airways flights start at £122 while deals on Lufthansa start at £191 one-way.