We're talking $378 round-trip tickets to Paris and more.

Port in Barcelona, Catalonia, Spain La Rambla famous Street in Barcelona
Credit: Getty Images

It seems as though airlines are getting into the end of summer spirit: they’re offering flights to Europe for as little as $383 round-trip.

Perhaps in an effort to fill flights during a post-summer vacation lull, nearly a dozen airlines are offering steeply discounted fares from the United States and Canada to cities all over Europe.

According to Scott’s Cheap Flights, travelers can find deals with Delta, Air France, Air Canada, Iberia, British Airways, American Airlines, and United Airlines, among others.

From Boston, for example, you can book a $392 round-trip ticket to Madrid — and Thrifty Traveler found $344 tickets from Beantown to Brussels.

Travelers across the country can find tickets under $500 to Europe, like $433 tickets from New York City to Rome, $417 flights from Miami to Brussels, and $472 flights to Paris from Washington, D.C.

The Airfare Spot even caught sight of $378 flights to Paris with WOW Air.

You don’t have to be on the East Coast to find these affordable flights, either. There are non-stop flights between Oakland, California and Barcelona ($383 round-trip) and flights from Denver to Amsterdam for $398 round-trip.

Availability varies depending on your departure city and route, but can typically be found between October 2017 and May 2018. To find the best deal from your departure city, search the Google Flights calendar — and purchase on Momondo.com for even more savings.