There will be no Southeastern services on Saturday due to a strike by ASLEF members.
Thameslink will be running a normal service including a half hourly serving Charlton.
After the match trains towards Luton via Central London depart at 10/40 minutes past the hour.
Trains towards Rainham [Kent] depart at 05/35 minutes past the hour.

https://www.southeasternrailway.co.uk/
https://www.thameslinkrailway.com/