Uma das companhias aéreas que fornece muitos voos domésticos dentro do Reino Unido é a Flybe. Para esses voos, os passageiros devem fornecer um documento com foto, consulte a lista aqui que inclui vários documentos que não estão diretamente relacionados ao status de imigração. Então, seria difícil para eles verificar o status, mesmo que quisessem.
Domestic travel - all must be photographic unless otherwise stated
A valid passport
An expired passport (domestic flights only up to two years after expiry)
Valid EU or Swiss national identity card
Valid driving licence (Full or Provisional are accepted)
Valid armed forces identity card
Valid police warrant card/badge
Valid airport employees security identity pass
A child on parent’ s passport is an acceptable form of ID
CitizenCard or Civillian Card
Valid firearm certificate
Valid Government-issued identity card
NHS SMART card
Electoral identity card
NUS card (National Union of Students)
University/college ID card
Company ID card of nationally recognised company
Council issued bus pass
Pension book (the only acceptable form of non-photographic identification)
Young Scot card
Disabled badges which have a photograph of the holder
Certificate of Competency issued by the Government (domestic routes only, must be photographic)
VALIDATE UK PASS photographic proof of age cards
Presumo que outras companhias aéreas tenham regras semelhantes.
As chegadas nos terminais domésticos do Reino Unido geralmente não envolvem a Agência Nacional de Fronteiras, pelo menos as que eu usei.