You can request Edinburgh or Glasgow Airport from Stirling. Check both flights if you are booking a return: the airport you arrive at may be different from the one you depart from.
For Stirling, the listed pickup areas include Bridge of Allan, Dunblane, Bannockburn, Alloa, Falkirk and surrounding Stirling areas. When booking, use the address where you will actually be waiting.
If your Stirling trip uses different airports on the way out and back, check both destinations carefully. Include the full passenger and luggage totals when choosing your vehicle.
For a longer trip from Stirling, enter the final UK destination and your preferred pickup time. Add a return where available if you want both journeys arranged together.