Donegal to Dublin (CFN-DUB): nonstop upgrade & award space

Aer Lingus flies nonstop between Donegal (CFN) and Dublin (DUB), roughly 14 times a week. With Aer Lingus running most of the schedule, the shape of a week is predictable, which makes an open premium seat on a given date easy to spot and quick to lose. 2LNR tracks award seats on Aer Lingus across every CFN to DUB date, so you can see whether a seat exists before you move points.

Schedule last confirmed . Departure times come from 2LNR's schedule data; confirm with the airline before you book.

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14
Nonstop flights a week
140 mi
Nonstop distance
Free
To get started

Donegal to Dublin flight schedule

Scheduled nonstop departures for CFN to DUB, last checked against our schedule feed on September 6, 2026. Airlines retime and cancel flights, so confirm with the airline before you book.

Schedule data dated .

Scheduled nonstop departures from Donegal (CFN) to Dublin (DUB)
Date Flight Airline Departs CFN Arrives DUB Duration Aircraft
EI 3401Aer Lingus07:5508:5055 minutesAT7
EI 3403Aer Lingus14:3015:301hAT7
EI 3401Aer Lingus07:5508:5055 minutesAT7
EI 3403Aer Lingus14:3015:301hAT7
EI 3401Aer Lingus07:5508:5055 minutesAT7
EI 3403Aer Lingus14:3015:301hAT7
EI 3401Aer Lingus07:5508:5055 minutesAT7
EI 3403Aer Lingus14:3015:301hAT7
EI 3401Aer Lingus07:5508:5055 minutesAT7
EI 3403Aer Lingus14:3015:301hAT7
EI 3401Aer Lingus07:5508:5055 minutesAT7
EI 3403Aer Lingus14:3015:2555 minutesAT7
EI 3401Aer Lingus07:5508:5055 minutesAT7
EI 3403Aer Lingus14:3015:301hAT7

Showing all 14 scheduled CFN to DUB departures across the next 7 days with service. Later dates are on the interactive map.

Departure and arrival times are local at their own airport, so an arrival can fall on a different local date than the departure; the duration column is the true elapsed flying time. A dash means the airline has not filed that value in the schedule data we hold. Aircraft are IATA equipment codes as filed, and can change up to departure.

See every CFN to DUB date on the interactive map

Award seats on CFN to DUB departures

2LNR tracks award seats on Aer Lingus, date by date. Open the calendar for Donegal to Dublin to see whether a seat exists before you move points, the next 14 days free on every product and the full horizon on Pro.

See real availability

Confirmed upgrade and award seats on each CFN to DUB departure, checked against live inventory so you know what is open before you book.

Set an alert

Premium inventory turns over fast. Watch this route and 2LNR notifies you when space appears on a date you are tracking.

Plan on the map

See CFN to DUB on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Donegal to Dublin nonstop

Carriers operating CFN to DUB nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.

See CFN to DUB on the interactive map →

Frequently asked questions about CFN to DUB

How far is Dublin from Donegal?
CFN to DUB covers about 140 miles nonstop. Flight times vary by aircraft and season; the schedule table on this page lists each scheduled departure with its own times.
Which airlines fly nonstop from CFN to DUB?
Aer Lingus is currently the only airline flying CFN to DUB nonstop. 2LNR tracks award seats on Aer Lingus.
How many flights a week are there from CFN to DUB?
About 14 nonstop flights a week run between Donegal and Dublin in the current schedule, operated by Aer Lingus. Frequency shifts by season, and the schedule table on this page shows what is scheduled next.
What time do flights from CFN to DUB depart?
Scheduled CFN to DUB nonstops in the next 7 days with service leave between 07:55 and 14:30, local time at Donegal. The schedule table on this page lists every departure by date, with its arrival time and aircraft.
How do I check upgrade or award availability on CFN to DUB?
Open the CFN to DUB route on the interactive map or the matrix to see award seats by date on Aer Lingus, the next 14 days free and the full horizon on Pro. On Pro you can also set an alert on the route and 2LNR notifies you when space opens.

Never miss CFN to DUB upgrade or award space

See what is open by date on this route, the next 14 days free on every product and the full horizon on Pro.

Get started free