Update: Some offers mentioned below are no longer available. View the current offers here.Looking to head to Europe next fall on the cheap? Per The Flight Deal, this fall you can fly from Boston to Dublin for just over $400 round-trip on either American Airlines or United Airlines. Searches showing these low fares start in late October and continue through November.The easiest way to search for these flights is to head over to Google Flights or Orbitz, where you can enter your desired city pairs and dates to get a calendar view of prices.Boston-Dublin for $412 on American Airlines (earns 7,104 EQMs):Head from Boston-Dublin for $412 on American Airlines.Boston-Dublin for $413 on United Airlines (earns 7,211 PQMs):Head from Boston-Dublin for $413 on United Airlines.You can maximize your mileage earning on these purchases by earning 3x points with the American Express® Gold Card and the Citi Prestige or 2x points on the Chase Sapphire Preferred. Check out this post for more on maximizing airfare purchases.Sign up for our daily newsletterEmail addressSign upI would like to subscribe to The Points Guy newsletters and special email promotions. The Points Guy will not share or sell your email. See privacy policy.Consider staying at the Westin Dublin, a category 5 SPG property.If you’re heading to Dublin, be sure to check out Destination of the Week: Dublin, A Long Weekend in Dublin, Ireland, TPG’s review of The Westin Dublin, and his answer to the question: Why Do I Love Dublin So Much?If you’re able to score one of these tickets, please share the good news and your travel plans in the comments below![card card-name=‘Chase Sapphire Preferred® Card’ card-id=‘22125056’ type=‘javascript’ bullet-id=‘1’]