£42 Find Cheap Flights from Shannon to London Heathrow Airport – Compare and Save

When flying from Shannon to London Heathrow Airport, you should consider leaving on a Saturday and avoid Thursdays if you are looking for the best rates. For your return to Shannon, you’ll find the best rates on Fridays and the most expensive ones on Wednesdays.

The cheapest month for flights from Shannon to London Heathrow Airport is January, where tickets cost £114 (return) on average. On the other hand, the most expensive months are June and July, where the average cost of round-trip tickets is £158 and £146 respectively.

Weekly flights between Shannon and London historically see delays in approximately 14% of cases, with the average delay over the past year being 97 minutes.

Typically, flights leaving in the evening tend to face fewer delays, whereas flights in the morning have historically encountered delays more often.

Statistically, Tuesday is the day of the week with the fewest delays on this flight route, while Sunday has typically experienced more delays than other days.

Based on our data, Aer Lingus have experienced the fewest delays on this route in the past 12 months, with only about 14% of their flights encountering any delays.

There are 2 cabin class options for the route. These are Economy and Prem Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

Each day, there are between 2 and 3 direct flights that take off from Shannon and land in London Heathrow Airport, with an average flight time of 1h 23m. The most common departure time is 17:00 and most flights take off in the afternoon. Each week, there are 20 flights. The most frequent day of departure is Monday, when 15% of all weekly flights depart. The fewest flights depart on a Saturday.