Aer Lingus Dublin to Denver Flights

Return flight: Denver – Dublin

Cheapflightsplus.com will find cheap Aer Lingus flights from Dublin to Denver. Compare airline ticket prices and book air tickets starting from $525 from trusted online travel agencies, web sites and directly from airlines. Check flights schedule of Aer Lingus, arrivals and departure details below.

Find Cheap Airfare Dublin — Denver (CO) by Aer Lingus

To find cheap tickets choose a day of your departure with attractive price on the graph below and click «Find flights». For round trip flights please click «Check prices for return flight». The cheapest airfare is in february: one-way - $525, two-way – $900.
Direct flights
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Below is a detailed 2025 flight schedule for today, tomorrow and all other days. It may vary depending on season and a day of the week of your desired trip. We recommend booking your itinerary at least 2 weeks prior your travel to get the best price and availability by the airline.
Departure Arrival Flight Details Flight Time Price
12:05 pm — 3:25 pm
+1 day
12:05 pm — 1:25 pm EI164 Aer Lingus
Dublin — London
23h stop
12:25 pm — 3:25 pm AY5419 Finnair
London — Denver
34h 20m
including layover
Find flight
from$734
12:30 pm — 9:00 pm
12:30 pm — 3:40 pm EI117 Aer Lingus
Dublin — Washington D.C.
3h 19m stop
6:59 pm — 9:00 pm F9689 Frontier Airlines
Washington D.C. — Denver
15h 30m
including layover
Find flight
from$670
1:05 pm — 3:25 pm
+1 day
1:05 pm — 2:25 pm EI166 Aer Lingus
Dublin — London
22h stop
12:25 pm — 3:25 pm AY5419 Finnair
London — Denver
33h 20m
including layover
Find flight
from$732
1:05 pm — 3:25 pm
+1 day
1:05 pm — 2:25 pm EI166 Aer Lingus
Dublin — London
22h stop
12:25 pm — 3:25 pm EI8919 Aer Lingus
London — Denver
33h 20m
including layover
Find flight
from$752
2:15 pm — 3:25 pm
+1 day
2:15 pm — 3:35 pm EI168 Aer Lingus
Dublin — London
20h 50m stop
12:25 pm — 3:25 pm AY5419 Finnair
London — Denver
32h 10m
including layover
Find flight
from$732
2:15 pm — 3:25 pm
+1 day
2:15 pm — 3:35 pm EI168 Aer Lingus
Dublin — London
20h 50m stop
12:25 pm — 3:25 pm EI8919 Aer Lingus
London — Denver
32h 10m
including layover
Find flight
from$752
3:20 pm — 11:40 am
+1 day
3:20 pm — 6:30 pm EI69 Aer Lingus
Dublin — Los Angeles
13h 40m stop
8:10 am — 11:40 am F93156 Frontier Airlines
Los Angeles — Denver
27h 20m
including layover
Find flight
from$640
4:30 pm — 3:25 pm
+1 day
4:30 pm — 5:50 pm EI174 Aer Lingus
Dublin — London
18h 35m stop
12:25 pm — 3:25 pm AY5419 Finnair
London — Denver
29h 55m
including layover
Find flight
from$732
4:40 pm — 1:17 am
+1 day
4:45 pm — 7:25 pm EI107 Aer Lingus
Dublin — New York
3h 21m stop
12:29 pm — 3:00 pm F93161 Frontier Airlines
New York — Denver
15h 37m
including layover
Find flight
from$621
5:00 pm — 3:25 pm
+1 day
5:00 pm — 6:35 pm EI8369 Aer Lingus
Dublin — London
17h 50m stop
12:25 pm — 3:25 pm EI8919 Aer Lingus
London — Denver
29h 25m
including layover
Find flight
from$802
6:30 pm — 3:25 pm
+1 day
6:30 pm — 7:50 pm EI178 Aer Lingus
Dublin — London
16h 35m stop
12:25 pm — 3:25 pm AY5419 Finnair
London — Denver
27h 55m
including layover
Find flight
from$732
8:55 am — 3:25 pm
8:55 am — 10:20 am EI156 Aer Lingus
Dublin — London
2h 5m stop
12:25 pm — 3:25 pm AY5419 Finnair
London — Denver
13h 30m
including layover
Find flight
from$732
8:55 am — 3:25 pm
8:30 am — 10:00 am EI156 Aer Lingus
Dublin — London
2h 5m stop
12:20 pm — 3:10 pm EI8919 Aer Lingus
London — Denver
13h 30m
including layover
Find flight
from$752
10:00 am — 9:35 pm
10:00 am — 11:25 am EI158 Aer Lingus
Dublin — London
1h 35m stop
1:00 pm — 2:50 pm AC861 Air Canada
London — Vancouver
2h 55m stop
5:45 pm — 9:35 pm AC8714 Air Canada
Vancouver — Denver
18h 35m
including layover
Find flight
from$1218
3:20 pm — 7:53 am
+1 day
3:20 pm — 6:30 pm EI69 Aer Lingus
Dublin — Los Angeles
4h stop
10:30 pm — 3:40 am F93212 Frontier Airlines
Los Angeles — Dallas
2h 53m stop
6:33 am — 7:53 am F93365 Frontier Airlines
Dallas — Denver
23h 33m
including layover
Find flight
from$663
6:55 am — 6:05 pm
6:55 am — 10:05 am EI650 Aer Lingus
Dublin — Frankfurt
3h stop
1:05 pm — 3:55 pm FI521 Icelandair
Frankfurt — Reykjavik
1h stop
4:55 pm — 6:05 pm FI671 Icelandair
Reykjavik — Denver
18h 10m
including layover
Find flight
from$695
7:40 am — 1:17 am
+1 day
7:40 am — 9:05 am EI154 Aer Lingus
Dublin — London
3h 55m stop
1:00 pm — 3:50 pm Z0701 Z0
London — New York
7h stop
10:50 pm — 1:17 am F93161 Frontier Airlines
New York — Denver
24h 37m
including layover
Find flight
from$525
7:45 pm — 8:38 am
+2 days
7:45 pm — 9:05 pm EI184 Aer Lingus
Dublin — London
16h 55m stop
2:00 pm — 6:30 pm Z0783 Z0
London — Orlando
12h 10m stop
6:40 am — 8:38 am F91733 Frontier Airlines
Orlando — Denver
43h 53m
including layover
Find flight
from$569
*Departure and arrival times are local. Last updated on 02/05/2025

Flight Information

There are 56 flights by Aer Lingus from Dublin to Denver every week with departures from Dublin. All flights arrive at Denver International and Arapahoe Co.

Departures start from 10:00 am to 8:55 am. Nonstop flight is 13h 30m. The time difference between Dublin and Denver is 7h.

  • The fastest flight 13h 30m
  • Average flight time 27h 10m
  • The earliest flight 10:00 am
  • The latest flight 8:55 am
  • Distance 4381 ml

The cheapest months for traveling to Denver are february (from 525 $), december (from 616 $), november (from 649 $).

The most expensive and popular months are january (from 668 $), november (from 649 $), december (from 616 $).

The cheapest flight by Aer Lingus that our users were able to find is $525. This airfare is economy class on one-way EI154 flight for February 21, 2025 leaving Dublin in Dublin at 7:40 am, it includes all taxes and additional fees.

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Other Popular Airlines on the Route

Besides Aer Lingus there are other 10 airline carriers between Dublin and Denver. Please review schedules and prices from the most popular airlines to find the best airfare deals from Dublin to Denver.

Nonstop flights

There’re no direct flights on this route. Try flights with stops.

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Connecting Flights

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How to book an air ticket yourself?

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  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

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