The phrase "arriving dignitaries" is correct and usable in written English.
It can be used to refer to dignitaries who are arriving at a specific event or location.
Example: "The ceremony began with the arrival of the dignitaries, who were greeted with a warm welcome."
Alternatives: "visiting dignitaries" or "incoming dignitaries".
There was no photo availability for Lavrov pulling up at the White House driveway, as is typical for arriving foreign dignitaries.
We are somewhere deep and indeterminate within the cavernous Science Museum in London, and Tereshkova had arrived, as dignitaries tend to do, suddenly, and with a flurry of suited escorts.
Over the years, Iraqis have become used to heavily guarded foreign dignitaries arriving secretly in Baghdad to claim great progress on all fronts before scurrying home again.
The main message at this point – with over 110 presidents and thousands of dignitaries arriving non-stop – is that of frustration, mixed with expectation.
With the opening ceremony of the Commonwealth Games in Delhi due to take place on Sunday, today's decision poses a new security threat to athletes and dignitaries arriving in India.
Where else can you discuss such questions of fundamental importance as "How do bats drink out of swimming pools?" and "Why do wet dogs smell like that?" In every lab I've ever been to, any arriving visitors and dignitaries are always whisked straight off to the tea-room.
As Weiner's dented van wound through traffic and security checkpoints, we pulled up to a side entrance of the Wells Fargo arena as scores of dignitaries were arriving.
Obama, first lady Michelle Obama, and daughters Malia and Sasha greet dignitaries upon arriving in Havana.
While President Obama is not due to arrive there until Saturday, other world dignitaries began arriving in the city Thursday.
As the dignitaries arrived, hundreds of children lined the road, their toes squishing in the mud.
