on 25-03-2020 16:27
on 25-03-2020 16:30
All you can do is reduce the airtime portion to a minimum (in your MyO2).
If you cancel you will be billed the full amount for device.
on 25-03-2020 16:40
on 25-03-2020 16:40
Your best option is to pay off the contract or carry on paying monthly for it. If you are within the EU you can still use the phone as you would in the UK. Good luck with flight