Flight Deals from Los Angeles to Dublin from $380

When planning your trip from Los Angeles to Dublin, consider that the flights tend to be more expensive during the summer months, particularly from mid-June to early August, where prices peak at around mid-June, making it the most costly time to fly. In contrast, late autumn, especially in mid-November, offers the most affordable fares, with prices dropping significantly. The year has two main seasons: a high season from mid-June to early August and a low season that spans late January to mid-March and mid-October to early December, with a notable price difference of about $800 between these seasons.

For your trip from Los Angeles to Dublin, it's best to book your flight around 100 days prior to departure when prices are at their lowest around $784. You can also find similar prices from 144 to 65 days before departure. Avoid waiting until the last 55 days as prices begin to rise significantly, reaching up to $1,029 close to departure—nearly 29% more expensive. Booking early reduces your risk of paying higher rates as departure approaches.