If you aren’t able to travel during the month of July, then book flights to Dublin from Ireland during September instead. Flights to Dublin in September, while not as cheap as those in July, still average around €175.
If you’re looking to do your hiking in warmer conditions, consider planning your flight to Dublin for May, June, and July. Parks like Marlay Park are popular hot spots in those months.
Finding an alternative and possibly cheaper destination airport near Dublin is possible. If you are planning a flight to Dublin, consider booking flights to Waterford Airport (140 km from Dublin city centre).
For flights from Ireland to Dublin, most momondo users will book with popular airline such as Aer Lingus. Depending on what airport you fly from, you may have other airlines to choose from.