I've only been on 4 European flights (all of them were the cheapest I could find) and the flights seemed extra cramped and the people on the flight just seemed

I've only been on 4 European flights (all of them were the cheapest I could find) and the flights seemed extra cramped and the people on the flight just seemed grumpier than on the flights I've taken in the US. My perception may be skewed a bit by the anxiety that comes with not understanding the language and culture.