Cheap Flights to Letterkenny from HK$762

View HK$762 flight on Thu, 26 Feb 2026Opens in a new window

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Cheap round-trip flights to Letterkenny

Prices were available within the past 7 days and start at HK$762 for one-way flights and HK$1,600 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aer Lingus
Sat, 30 Aug - Mon, 1 Sep
DUB
Dublin
CFN
Donegal
HK$1,600 Return, found 1 day ago
HK$1,600
Return
found 1 day ago
Select Aer Lingus flight, departing Sat, 30 Aug from Dublin to Donegal, returning Mon, 1 Sep, priced at HK$1,600 found 1 day ago
Aer Lingus
Sat, 30 Aug - Mon, 1 Sep
DUB
Dublin
CFN
Donegal
HK$1,700 Return, found 1 day ago
HK$1,700
Return
found 1 day ago
Select Aer Lingus flight, departing Sat, 30 Aug from Dublin to Donegal, returning Mon, 1 Sep, priced at HK$1,700 found 1 day ago
Flights to Letterkenny information
Destination airport
Donegal
Destination airport IATA code
CFN
Destination city name
Donegal
Return price
HK$1,600
*Available to Expedia members.