Roundtrip Boston to Dublin Ireland Nonstop Airfares on Aer Lingus

No special codes or coupons are required. These Aer Lingus roundtrip airfares are available for travel from Boston to Dublin on select dates through May 2025. Economy lite fares include a personal item and carry-on bag, with seat selection and changes available for a fee.

Important Exclusions

• Deal is valid for specific departure and return dates:
  • Departs BOS: Nov 10-11, 13-15, 17-19, 27-29; Dec 1-9; Jan 6-31; Feb 1-11, 16-28; March 1-12, 18, 21-28, 30-31; April 4-6, 13-16, 20-30; May 1-7
  • Returns: Nov 12, 15, 17-22, 24-26; Dec 3-16; Jan 9-31; Feb 1-21, 23-28; March 1-20, 22-25; April 13-24, 27-30; May 1-2, 4-13
• Deal expires May 31, 2026.