Cheap flights from Dublin to Donegal

Cheapest current fares: $48 in August 2026, 225 km direct flight in ~16m.

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Live fares · DUB → CFN

Cheapest month-by-month fares

Lowest available fare per calendar month from Dublin (DUB) to Donegal (CFN). Refreshed daily.

Dublin (DUB) → Donegal (CFN)

  1. August 2026 $48

Frequently asked questions

  • What is the cheapest month to fly from Dublin to Donegal?

    Based on current 6-month forward fare data, August 2026 is the cheapest month to fly from Dublin (DUB) to Donegal (CFN), with fares starting from $48.

  • What is the lowest current fare from DUB to CFN?

    The lowest currently-listed fare from Dublin (DUB) to Donegal (CFN) is $48 on 2026-08-15.

  • How long is the flight from Dublin to Donegal?

    Direct flights from DUB to CFN cover approximately 225 km (140 miles), with an estimated flight time of 16m. Operating airlines: EI.

Related guides for this route

Sibling pages — full route detail, airport overviews, visa context, per-airline routes.

Full route page: DUB → CFN Cheapest month to fly to Donegal All flights from Dublin All flights to Donegal Flights to Ireland Visa-free with Ireland passport EI routes