The U.S. isn’t the only country experiencing chaotic airports this summer. London’s Heathrow airport has been making headlines all season. The airport has experienced thousands of canceled flights, losing traveler’s luggage, and extremely long lines. Heathrow recently announced that only 100,000 passengers can depart per day through the airport until the end of October.

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The European continent has seven of the worst airports in the world for flight delays this summer.

Toronto Pearson International Airport has 52.5% of its flights experiencing delays this summer. Air Canada now allows their passengers passing through Toronto Pearson to change their flights for free as a result of the long delays.

Newark Liberty International Airport and LaGuardia Airport are two New York City-based airports with about 7% of their flights being canceled.

According to data from FlightAware, these airports experienced the most delays and cancellations from May 26th to July 19th: