An email notification pops up from EasyJet, British Airways, Jet2, or Ryanair. There are new routes…maybe a price drop. That resolution we made 7 months ago to save money and “stay domestic” this year fades like sugar in water as we collectively scramble to lock in those cheap flights to Spain or Greece, or for a city break somewhere in the heart of Europe, feeling like financial geniuses before the booking confirmation even hits our inboxes.