The NEC Campus is located right next to Birmingham Airport, a short walk from Birmingham International Train Station and the Bus Interchange so is an ideal location to access using public transport.
https://thenec.co.uk/visitors/getting-here/
Birmingham International is the nearest train station for all venues and is just a ten minute walk from the halls of the NEC. With great connections from all across the country the station is served by regular routes from:
Avanti West Coast (with regular trains to London, Birmingham and Wolverhampton)
West Midlands Railway/London North Western Railway (with regular trains to London, Northampton, Milton Keynes, Birmingham New Street, Rugby)
Cross Country (with regular trains to Manchester Piccadilly, Bournemouth, Birmingham New Street, London Euston via Northampton, and Coventry)
Transport for Wales (with regular trains to Shrewsbury, Aberystwyth and Pwllheli and Holyhead via Wrexham General and Chester)
The bus interchange is located at Birmingham International Interchange. National Express West Midlands service numbers X1, X12 and 75/75A serve the venue.
X1 (connecting Birmingham City Centre and Coventry)
X12 (connecting Birmingham City Centre and Solihull)
If you plan on driving to AnimeCon this year then head too: https://www.thenec.co.uk/visitors/parking-at-the-nec/ to get all the parking information for the NEC