提埋你,費事一陣又出事。
若果你朋友張居留證無唔見到的話係可以憑中國旅行證+歐盟成員國居留證係英國轉機。若果無歐盟居留證係身咁就無辦法,買過張機票返香港。
因為你朋友依家係神根區裡面,可以買北歐航、芬航、奧航、法航、瑞航、德航、荷航飛返香港,可以搭任何「直航」大陸嘅航班再轉機返香港。
詳細自己留意吓下面條LINK同紅字
https://www.timaticweb.com/cgi-bin/tim_website_client.cgi?FullText=1&COUNTRY=GB&SECTION=VI&SUBSECTION=00&user=GF&subuser=GFB2C
TWOV (Transit Without Visa):
- Passengers (SEE NOTE 57392) (SEE NOTE 57393) (SEE NOTE
57394) (SEE NOTE 57397) may make an airside transit if
holding a valid,
common format Residence Permit issued by
an EEA Member State For details, click here or Switzerland. (SEE NOTE
57398)
NOTE 57392: This applies to nationals of Afghanistan,
Albania, Algeria, Angola, Bangladesh, Belarus, Burundi,
Cameroon,
China (People's Rep.), Congo, Congo (Dem. Rep.),
Cote d'Ivoire, Egypt, Eritrea, Ethiopia, Gambia, Ghana,
Guinea, Guinea-Bissau, India, Iran, Iraq, Jamaica, Kenya,
Kosovo (Rep.), Lebanon, Lesotho, Liberia, Libya, Macedonia
(FYROM), Malawi, Moldova (Rep.), Mongolia, Myanmar, Nepal,
Nigeria, Pakistan, Rwanda, Senegal, Serbia, Sierra Leone,
Somalia, South Africa, South Sudan, Sri Lanka, Sudan,
Swaziland, Syria, Tanzania, Turkey, Uganda, Venezuela
(non-biometric passport), Viet Nam, Yemen and Zimbabwe.
NOTE 57393: This applies to holders of travel documents
issued by the Palestinian Territory.
NOTE 57394: This applies to holders of "Turkish Republic
of Northern Cyprus" travel documents.
NOTE 57397: This applies to holders of travel documents
issued to refugees whose original nationality is
Afghanistan, Albania, Algeria, Angola, Bangladesh,
Belarus, Burundi, Cameroon, China (People's Rep.), Congo,
Congo (Dem. Rep.), Cote d'Ivoire, Egypt, Eritrea,
Ethiopia, Gambia, Ghana, Guinea, Guinea-Bissau, India,
Iran, Iraq, Jamaica, Kenya, Kosovo (Rep.), Lebanon,
Lesotho, Liberia, Libya, Macedonia (FYROM), Malawi,
Moldova (Rep.), Mongolia, Myanmar, Nepal, Nigeria,
Pakistan, Palestinian Territory, Rwanda, Senegal, Serbia,
Sierra Leone, Somalia, South Africa, South Sudan, Sri
Lanka, Sudan, Swaziland, Syria, Tanzania, Turkey, Turkish
Rep. of Northern Cyprus, Uganda, Venezuela, Viet Nam,
Yemen and Zimbabwe.
NOTE 57398: E-visas or e-residence permits are only
accepted for airside transit when the airline is able to
verify it with the issuing country.