Originally Posted by rjque

H will give you a decent shot if there are any F seats left by the day of departure. Have you looked at the price difference between B and H? It might be worth it to pay that to get immediately confirmed into F. Otherwise, I would make sure I had a good Y seat and expect to fly Y. Non-full-Y/B upgrades are very uncommon on this route, even as a plat in a high fare class.