Originally Posted by
sentom
i would change to C and save the miles. F is not worth it on such a short flight, plus its a dayflight. C is absolutely fine and its definitely more important to have nice company.
The difference in BD miles is only 10k, and by way of valuing that, they can be bought for £135 online. So who wouldn’t grab an upgrade for £135.
However you suggestion that J is just as good for short day flight is food for thought.