Peak summer and winter period fare cuts of up to 20% are being made by Flybe for bookings made by Tuesday.
One-way tariffs lead in at £24.99 for travel from July 12 until March 25, 2017.
Routes featured depart from 22 UK airports including Manchester, Birmingham, Cardiff, London City and Southampton.
The travel period includes the summer holidays, school half term breaks and across Christmas and new year for bookings made my midnight on June 21.
Deals starting at £24.99 include Gatwick-Newquay, Southampton-Munich, Manchester-Luxembourg and Birmingham-Limoges while Southampton-Amsterdam leads-in at £28.99.
Other destinations covered include Paris, Hannover and Rennes as well as sun routes to Alicante, Palma, Biarritz and Faro.
The sale also includes a selection of routes operated by Flybe franchise partners Loganair and Stobart Air.