Bus Éireann has announced new Expressway services to link Cavan and Monaghan to Dublin.
It will take effect from next week and Bus Éireann says it will add 100 seats a day to its capacity on these routes.
An additional x30 service between Donegal town and Dublin airport and city will depart Donegal at 10.00am seven days a week, arriving in the city centre by 1.35pm and stopping in Cavan and Virginia en-route.
The additional service between Dublin and Donegal town will leave Busáras at 3.30pm, arriving to Donegal at 7.30pm, and stopping at Virginia, Cavan, Butlersbridge, and Belturbet.
Meanwhile, additional x32 services between Letterkenny and Dublin airport and city will leave Letterkenny station at 10.30am seven days a week, leaving Monaghan at 12.05pm, and arriving in Dublin city centre at 2.00pm.
The second additional daily service between Dublin and Letterkenny is also an express service.
It will leave Busáras at 3.35pm, stopping at Monaghan at 5.40pm, on the way to Letterkenny.
Bus Éireann has advised people intending to travel to book in advance.
A video explaining how to book online is available on the expressway.ie website.