XL Airways operates the Boeing 737-800 series aircraft on all European services departing from Dublin, Cork and Ireland West (Knock) airports.

The 737 - a short-to-medium-range airplane - is based on a key Boeing philosophy of delivering added value to airlines with reliability, simplicity and reduced operating and maintenance costs. The Next-Generation 737 models build on the strengths that made the 737 the world's most successful commercial airliner, while incorporating improvements and value added technology designed for the 21st century.

All XL Boeing 737-800 aircraft are fully fitted with leather seats and co-ordinating headrest covers, the seats are ergonomically designed for greater comfort and have a generous seat pitch of at least 30". Blankets and pillows are provided for extra comfort.