You do not need a transit visa, if you do not go out of the airport to see London or change airports at London.
Are transit in Germany for the Egyptians need a visa?Read more: Are_transit_in_Germany_for_the_Egyptians_need_a_visa
If you stay in the airport you do not need a transit visa.
Yes Gambians need a Schengen visa to transit Germany
visa iranian dubi
flying to usa stop over in transit in heathrow-sa passport do I need a transit visa
Thai passport holder need transit visa entering Japan. Transit visa could be obtain in the airport if only at emergency like extreme prolonged flight delay or the transit flight would be from another airport. In general it would need to sort out Transit visa beforehand.
NO, you need to apply for Transit Visa at the US embassy in Nigeria before you leave Nigeria
Yes you will need a visa to leave the airport.
You do not need a transit visa but a passport is required to re-enter the USA
You need to get a Schengen visa since April 2008 !..
No