I have in the past talked about many ways HERE and HERE that you can avoid bag fees. This one does not always work but since you only get one bag FREE going to Europe in coach, why not look at this possible workaround to save $100 for your second bag internationally. Now as you can see from the screen shot above, you can sign up for the KLM Flying Blue golf where your clubs go free (i.e. an extra bag over the one free you normally get). Is there a downside to this? Yes, there are some real downsides for example if earning Skymiles are your main concern for the trip. Officially you need to have your Flying Blue number in the reservation and you must print the voucher for each direction to get the perk. You could, after check-in, try to change your number online but it will…