Direct (nonstop) flights from Denver to Dublin
1 airline flys nonstop from Denver International (DEN) to Dublin Airport (DUB). It's 4,393 miles (7,070 km), about 8h 45m in the air. Operated by Aer Lingus.
Aer Lingus
Route data last updated: May 29, 2026
Airlines with non-stop flights
Alternative Routes
Other ways to fly from Denver to Dublin with one stop · direct emits 672 kg CO₂ per passenger
Looking for the return flight?
DUB → DEN: Flights from Dublin to DenverOther direct flights from Denver
Direct flights from Dublin (DUB)
Frequently Asked Questions
How long is the direct flight from Denver to Dublin?
A nonstop flight from Denver (DEN) to Dublin (DUB) takes approximately 8 hours and 45 minutes. The distance is 4,393 miles (7,070 km).
Which airlines fly nonstop from Denver to Dublin?
Just Aer Lingus.
Is there a nonstop flight from Denver to Dublin?
Yes. 1 airline: Aer Lingus.
How far is Denver from Dublin?
The flight distance from Denver to Dublin is 4,393 miles (7,070 km), measured as the great-circle (shortest air) distance. That's roughly the same distance as New York to Rome.
What is the time difference between Denver and Dublin?
Dublin is 7 hours ahead of Denver. (America/Denver vs Europe/Dublin.)
Will I experience jet lag flying from Denver to Dublin?
Probably — 7-hour time difference means moderate jet lag. Expect about 1 day of adjustment per hour of shift. Flying eastward is generally harder to adjust to.
What type of aircraft flies from Denver to Dublin?
At 8h 45m, this route typically uses wide-body aircraft — Boeing 777, 787, or Airbus A330/A350. Varies by airline.
Do I need a visa to travel from USA to Ireland?
Depends on your passport. Check with the Ireland embassy or an official visa portal before booking — requirements change.
What is the carbon footprint of a flight from Denver to Dublin?
Roughly 672 kg CO2 per passenger one-way. That's about the same as driving 3,360 km.
Is the return flight from Dublin to Denver also nonstop?
Yes — nonstop flights run both ways. Flight time may differ slightly due to wind patterns.
When is the cheapest time to fly from Denver to Dublin?
Midweek flights (Tue/Wed) outside holiday peaks are usually cheapest. For long-haul, booking 2-3 months out tends to help. Use "Check Prices" above to compare.
How early should I arrive at Denver International for this flight?
3 hours before departure for international flights. You need time for check-in, security, and immigration.