Originally Posted by ESpen36

When I am thinking about doing a same-day standby, I often ask the agent to look at the upgrade list and see what my chances would be on the new flight. Then, I decide whether to keep my original confirmed seat in F or risk it to get on the new flight. Occasionally, the agent can do both parts--confirming me onto the new flight, then confirming the upgrade request--within moments of each other, but those occasions are becoming fewer and farther between.