I have about $460 USD in my PayPal balance, and my account is verified. I tried to order a flight for about $400, but the only option PayPal provided is to pay from credit card. I called the flight company, and they said that everything is OK on their end.
That's not the first time it happens for me, but that's the first time it's meaningful (a large amount). Why does it happen? How can it be solved?
When I click "Change Funding":