The U.S. aircraft register, updated daily
Routes and flights · the DOT's airline reports, August 2025 to July 2026

Denver International ⇄ Dublin DEN–DUB

Airlines flew 274 flights between Denver International DEN in Denver, CO and Dublin, Ireland DUB in Dublin, IE in the twelve months to July 2026, both directions together: 51,173 passengers in 73,198 seats, 70% of them filled, and 649,013 pounds of freight. 4,392 miles, on 1 airline: Aer Lingus Plc (274). Planning to fly it yourself? The weather and winds along this route right now.

274
flights, twelve months
DEN-DUB: 138 · DUB-DEN: 136
51,173
passengers
70% of seats filled
4,392
miles
1
airline
1 aircraft type

Flights by month both directions

0132639523/256/259/256/26447/26
By month, as a table
flights
3/254
4/2534
5/2550
6/2552
7/2552
8/2552
9/2546
10/2544
5/2646
6/2642
7/2644

Passengers by month

02,6705,3418,01210,6823/256/259/256/268,4427/26
By month, as a table
passengers
3/25571
4/253,540
5/258,961
6/2510,682
7/2510,049
8/259,715
9/258,637
10/257,048
5/268,611
6/268,720
7/268,442

The airlines twelve months, both directions

AirlineFlightsPassengersSeats filledService
Aer Lingus Plc EI27451,17370%scheduled passenger service

The aircraft as the airlines report their types

AircraftFlightsSeats a flightPassengers
Airbus Industrie A330-20027426751,173

DEN → DUB this direction alone · flown March 2025 to July 2026

138 flights, 23,128 passengers in 36,888 seats, 354,741 pounds of freight. Aer Lingus Plc 138.

DUB → DEN this direction alone · flown March 2025 to July 2026

136 flights, 28,045 passengers in 36,310 seats, 294,272 pounds of freight. Aer Lingus Plc 136.

Source: the Bureau of Transportation Statistics' T-100 Segment table (all carriers). A flight is one departure performed on this segment; seats and passengers are the airlines' own monthly reports; "seats filled" is passengers divided by seats. The miles are the DOT's great-circle distance. Both ends: Denver International DEN and Dublin, Ireland DUB; all routes.