The discoveries were made between Friday and yesterday.
Officers discovered over 26,000 cigarettes at Cork Airport yesterday in the carry-on baggage of a Polish national who arrived from Katowice.
The 'Marlboro Gold', 'Pall Mall' and 'LD' branded cigarettes had an estimated retail value of over €18,300 and represent a potential loss to the Exchequer of €14,600.
On Friday officers at Dublin Airport stopped a British national who had travelled from Spain and seized over 57 kilos of tobacco from their checked baggage with an estimated retail value of €35,000