Finding the cheapest flight in Europe can be tricky if you don't book early enough, but there are a few things you can do to ensure you get the best price possible. First, you can check if airfares fluctuate on specific dates. For example, if you're going to Europe in summer, you can expect airfares to be higher. Also, if you're traveling on a budget, you can choose to fly on a different day and avoid the peak summer months. Secondly, it's also a good idea to book early and make flexible travel dates. For example, you can save a lot of money by flying to London on a Saturday instead of a Friday night.

Besides finding the cheapest flight in Europe, you can also use various public transportation options while traveling in Europe. Many European cities have excellent rail networks and train services, so you can consider traveling by train instead of flying. You can take a train from Calais, France to Dover, England, or take a bus from Geneva to Chamonix, France. You can also look for a cheap flight within a country if you're traveling with children or want to avoid paying for an expensive hotel room.

The cheapest time to fly to Europe is in late fall or early winter. Winter vacations in Europe are also cheaper than many other destinations, and you can enjoy some of the world's top attractions without the crowds. While December isn't the cheapest month, it's still worth considering if you want to save some money on flights.

When you're planning your trip to Europe, it's best to book your flight as early as possible. You can often find cheap European flight tickets if you book them three to four months in advance. Typically, airlines have the highest availability during this time period, and many airlines offer low fares during this time.