FlyerTalk Forums - View Single Post - Flying UA BWI-ORD-SEA: Should I upgrade w/miles?
Old Feb 12, 2009 | 7:36 pm
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Diplomatico
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Originally Posted by TechnoPagan
Ah, so using miles is the same as using e-500's???
Not exactly. The difference is that with miles you can immediately clear the upgrade if there are NF seats available. With e-500s you must wait until you are inside your "window" to see if your upgrade clears. (100 hours for 1K, 72 hours for 1P, 48 hours for 2P, etc.)
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