WIZZ are being the most optimistic when talking about recovery, probably with Ryanair next, then Easy. BA with 4 years+.
Keep the day job, or continue with Higher education.
Just now, be extremely cautious and consider the modular route, as the financial risk is less, with you in charge of the process. But before spending money on training, obtain your Class One Medical.
A clearer picture will emerge in 6 months. Wait until then, as both Oxford & Imperial (London) are optimistic about vaccine availability this year.
Avoid smooooth talking snake oil salesmen. They seem to be very successful at enticing junior birdmen into hasty courses of action.