In general, January is the cheapest month to fly from Ireland to London. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around 55€. If you’re not able to fly to London in January, then September is your next best option. Flight prices from Ireland to London during September average around 59€.
In general, most travellers find the cheapest time to book a flight to London is about 60 days prior to their departure date, when tickets on average are 70€. Keep in mind that you might also find cheap flights to London outside of this time window. In fact, momondo users recently found flights from Ireland to London for 39€.
The cheapest day to depart from Ireland to London is on a Tuesday when prices can be found for as low as 81€. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Ireland to London for around 100€.
In the evening is the cheapest time of day to fly from Ireland to London when you can find flight prices for as low as 81€. Flying to London in the evening is an ideal time because this is during off-peak travel hours. Flights at midday are often more expensive, with an average ticket price of 113€.
During the warmer months, hikers around the London area find that parks like Hyde Park are the best for taking long walks with their families and/or pets. Those looking for this type of experience are likely best suited to fly to London in May, June, or July.