Most travelers find the cheapest round-trip airfare to Europe when booking during the month of September.
From most locations, booking your flights to Europe around 60 days prior to your departure date finds the best deals.
From most locations, the cheapest flights to Europe are found on a Wednesday. Booking a Saturday departure is usually the most expensive.
In general, when looking for the cheapest flight to Europe, our data indicates that noon flights are the most cost-effective. afternoon flights tend to be the most expensive.