Ronaldsway airport is asking passengers to arrive two hours before their flights make sure they're on time.
On its website, the airport says the terminal is busier than usual because of the large number of passengers during TT.
It's advising travellers to leave extra time to make sure they make it to their flights.
To make sure people can get through security promptly, it's asking them to arrive two hours before they're due to set off.
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