The missing of a connecting flight occurs when the passenger, in order to get to its destination, has to buy more than one ticket for flights that are scheduled to be one after another.
If the first flight is delayed, even to a small extent, it may happen that passengers do not arrive on time to go aboard the second flight and, as a consequence, they miss this flight.
What happens if you miss a connecting flight The airline is required to provide passengers with both assistance and seats on an alternative flight bound to the final destination or to the original destination only if the passengers have stipulated just one transport contract and miss a connecting flight because of the delay of the previous flight.
If you miss a connecting flight, you have the right to get a compensation of between 250 and 600 euros.
To be more exact, the compensation amounts to 250 euros for routes less long than 1500km. It amounts to 400 euros for routes between 1500km and 3500km; it adds up to 600 euros for routes longer than 3500km