Thats how they earn a crust, so that inexpensive air fare your travel booker found costs a bit more when you pay for it.
With the wealth of resources at travelers fingertips today, ie the net, often you'll be able to find those deals without paying that additional charge. This sounds right because when everybody is attempting to travel simultaneously the airlines can charge whatever they wish. This is usually in the summer and vacation travel seasons. In the off season the airlines desire warm bodies in their seat, because empty planes don't make any cash. A method to do this is look at pricing trends in the industry. If you glance at the history of ticket costs it's easy to get a good sign of when costs are low and when they're high. There are many other things that you can do to get inexpensive air fare bargains. If nothing else you can cash in what miles you have and save 1 or 2 hundred greenbacks on your Western european trip. Inexpensive air fare to Europe can be discovered but it might take some perseverance and time on your side.