Originally Posted by
deniah
It's airline and country-correlated. Always guaranteed to get passport checks:
(1) Flying discount carriers
(2) Departing IT and SP
(3) With Alitalia and Iberia
Flying the rest of schengen, and with star alliance, its quite uncommon. IME.
While flying out of France, using LH or SN, this became "always" rule for past year. Observed in TLS and CDG, flown multiple times past 14months.