Flights to Colorado

€450 Cheap flights to Colorado

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight to Colorado departing on 17/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Recent flights found to popular cities in Colorado

Find flights to these popular cities in Colorado from your nearest airport.
Aer Lingus
17 May
DUB
9h 50m
DEN
1 Jun
DEN
8h 45m
DUB
€450
Multiple Airlines
17 May
DUB
17h 41m
1 stop
DEN
1 Jun
DEN
11h 15m
1 stop
DUB
€454
Finnair
17 May
DUB
20h 15m
1 stop
DEN
3 Jun
DEN
14h 06m
1 stop
DUB
€457
Finnair
18 May
DUB
14h 15m
1 stop
DEN
3 Jun
DEN
14h 06m
1 stop
DUB
€458
Finnair
17 May
DUB
20h 15m
1 stop
DEN
1 Jun
DEN
14h 06m
1 stop
DUB
€459
Finnair
18 May
DUB
14h 15m
1 stop
DEN
27 May
DEN
14h 29m
1 stop
DUB
€459
Multiple Airlines
3 Jun
DUB
28h 31m
1 stop
DEN
7 Jun
DEN
19h 50m
1 stop
DUB
€464
Aer Lingus
17 May
DUB
9h 50m
DEN
3 Jun
DEN
8h 45m
DUB
€465
Finnair
17 May
DUB
20h 15m
1 stop
DEN
3 Jun
DEN
14h 06m
1 stop
DUB
€465
Finnair
20 May
DUB
20h 15m
1 stop
DEN
29 May
DEN
14h 29m
1 stop
DUB
€466
Iberia
20 May
DUB
20h 59m
2 stops
DEN
29 May
DEN
16h 23m
1 stop
DUB
€467
American Airlines
15 May
DUB
14h 15m
1 stop
DEN
28 May
DEN
11h 15m
1 stop
DUB
€469
United Airlines
16 Jun
DUB
32h 20m
2 stops
COS
3 Jul
COS
14h 34m
1 stop
DUB
€967
United Airlines
17 Sept
DUB
19h 44m
2 stops
COS
21 Sept
COS
14h 49m
2 stops
DUB
€968
United Airlines
17 Sept
DUB
19h 44m
2 stops
COS
21 Sept
COS
13h 51m
2 stops
DUB
€968
United Airlines
16 Jun
DUB
32h 20m
2 stops
COS
3 Jul
COS
14h 34m
1 stop
DUB
€970
American Airlines
17 Sept
DUB
17h 17m
1 stop
COS
21 Sept
COS
18h 45m
1 stop
DUB
€974
American Airlines
17 Sept
DUB
17h 17m
1 stop
COS
21 Sept
COS
18h 45m
1 stop
DUB
€976
American Airlines
17 Sept
DUB
17h 17m
1 stop
COS
21 Sept
COS
13h 36m
1 stop
DUB
€1,047
United Airlines
15 Jun
DUB
29h 51m
2 stops
COS
22 Jun
COS
14h 44m
2 stops
DUB
€1,067
United Airlines
15 Jun
DUB
29h 51m
2 stops
COS
22 Jun
COS
15h 10m
2 stops
DUB
€1,070
United Airlines
15 Jun
DUB
17h 20m
1 stop
COS
22 Jun
COS
16h 39m
2 stops
DUB
€1,074
United Airlines
17 Jun
DUB
17h 56m
2 stops
COS
24 Jun
COS
14h 32m
1 stop
DUB
€1,076
United Airlines
15 Jun
DUB
17h 20m
1 stop
COS
22 Jun
COS
15h 30m
2 stops
DUB
€1,077

Find the cheapest flights from Ireland to Colorado

Recent return flight deals from Ireland to Colorado

Enter your travel dates to find the best prices.
Aer Lingus Logo
15:25 - 18:15
DUB
-
DEN
9h 50mdirect
Aer Lingus Logo
20:00 - 11:45
DEN
-
DUB
8h 45mdirect
€450Aer Lingus
Sun, 17 May - Mon, 1 Jun
Multiple Airlines Logo
11:45 - 22:26
DUB
-
DEN
17h 41m
1 stop
Multiple Airlines Logo
17:35 - 11:50
DEN
-
DUB
11h 15m
1 stop
€454Multiple Airlines
Sun, 17 May - Mon, 1 Jun
Finnair Logo
12:40 - 19:55
DUB
-
DEN
14h 15m
1 stop
Finnair Logo
12:39 - 09:45
DEN
-
DUB
14h 06m
1 stop
€457Finnair
Mon, 18 May - Mon, 1 Jun
Finnair Logo
09:30 - 22:45
DUB
-
DEN
20h 15m
1 stop
Finnair Logo
12:39 - 09:45
DEN
-
DUB
14h 06m
1 stop
€458Finnair
Sun, 17 May - Mon, 1 Jun
British Airways Logo
20:30 - 16:20
ORK
-
DEN
26h 50m
1 stop
British Airways Logo
18:10 - 23:50
DEN
-
ORK
22h 40m
2 stops
€587British Airways
Tue, 26 May - Thu, 11 Jun
British Airways Logo
07:10 - 19:36
ORK
-
DEN
19h 26m
2 stops
British Airways Logo
15:11 - 15:10
DEN
-
ORK
16h 59m
2 stops
€592British Airways
Sun, 24 May - Tue, 9 Jun
American Airlines Logo
07:10 - 16:20
ORK
-
DEN
16h 10m
1 stop
American Airlines Logo
08:48 - 10:45
DEN
-
ORK
18h 57m
2 stops
€636American Airlines
Wed, 27 May - Mon, 8 Jun
American Airlines Logo
07:10 - 08:24
ORK
-
DEN
32h 14m
2 stops
American Airlines Logo
08:48 - 10:45
DEN
-
ORK
18h 57m
2 stops
€641American Airlines
Mon, 1 Jun - Mon, 8 Jun
United Airlines Logo
09:50 - 11:10
DUB
-
COS
32h 20m
2 stops
United Airlines Logo
12:11 - 09:45
COS
-
DUB
14h 34m
1 stop
€967United Airlines
Tue, 16 Jun - Fri, 3 Jul
United Airlines Logo
09:20 - 22:04
DUB
-
COS
19h 44m
2 stops
United Airlines Logo
12:51 - 10:40
COS
-
DUB
14h 49m
2 stops
€968United Airlines
Thu, 17 Sep - Mon, 21 Sep

momondo Fare Finder

 
Locate flights to Colorado that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 13,528 searches and data was last updated on 5 May 2026.
Use the filters below to find and compare flights to Colorado that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

DublinDenver

DUB - DEN

DUBDEN

Dublin

Sun 17/5

15:25-18:15

Nonstop9h 50m

Denver Intl

Mon 1/6

20:00-11:45

Nonstop8h 45m

€450

DublinDenver

DUB - DEN

DUBDEN

Dublin

Sun 17/5

11:45-22:26

1 stop17h 41m

Denver Intl

Mon 1/6

17:35-11:50

1 stop11h 15m

€454

DublinDenver

DUB - DEN

DUBDEN

Dublin

Mon 18/5

12:40-19:55

1 stop14h 15m

Denver Intl

Mon 1/6

12:39-09:45

1 stop14h 06m

€457

DublinDenver

DUB - DEN

DUBDEN

Dublin

Sun 17/5

09:30-22:45

1 stop20h 15m

Denver Intl

Mon 1/6

12:39-09:45

1 stop14h 06m

€458

CorkDenver

ORK - DEN

ORKDEN

Cork

Tue 26/5

20:30-16:20

1 stop26h 50m

Denver Intl

Thu 11/6

18:10-23:50

2 stops22h 40m

€587

CorkDenver

ORK - DEN

ORKDEN

Cork

Sun 24/5

07:10-19:36

2 stops19h 26m

Denver Intl

Tue 9/6

15:11-15:10

2 stops16h 59m

€592

CorkDenver

ORK - DEN

ORKDEN

Cork

Wed 27/5

07:10-16:20

1 stop16h 10m

Denver Intl

Mon 8/6

08:48-10:45

2 stops18h 57m

€636

CorkDenver

ORK - DEN

ORKDEN

Cork

Mon 1/6

07:10-08:24

2 stops32h 14m

Denver Intl

Mon 8/6

08:48-10:45

2 stops18h 57m

€641

DublinColorado Springs

DUB - COS

DUBCOS

Dublin

Tue 16/6

09:50-11:10

2 stops32h 20m

Colorado Springs

Fri 3/7

12:11-09:45

1 stop14h 34m

€967

DublinColorado Springs

DUB - COS

DUBCOS

Dublin

Thu 17/9

09:20-22:04

2 stops19h 44m

Colorado Springs

Mon 21/9

12:51-10:40

2 stops14h 49m

€968

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Colorado from

Colorado flights insights and trends

Explore insights for your Colorado flight to craft the best travel plan

What is the cheapest day to depart on your flight to Colorado?

On average, the least expensive day to fly to Colorado from Ireland is on a Saturday. momondo users have found tickets for Saturday departures for as low as €640. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Colorado is Sunday, with ticket prices averaging around €886.

Cheapest flights to cities in Colorado

Click on the cities below to find out when it's cheapest to fly to Colorado from Ireland
Denver
Denver

Cheap Colorado flight deals and tips

Summary info about Colorado flight prices, duration and airlines

Best One-Way Price

€301

Best Round-Trip Price

€450

Fastest flight time

31h 00m
The best one-way flight price to Colorado from Ireland in the last 72 hours is €301 (Dublin to Denver Intl).
The best round-trip flight price to Colorado from Ireland in the last 72 hours is €450 (Dublin to Denver Intl).
The fastest flight to Colorado from Ireland takes 31h 00m (Dublin to Denver Intl).

Frequently asked questions about flying to Colorado

What is the cheapest flight I can find to Colorado?

For prices as low as €228/pp, you can find flights to Colorado depending on where you are departing from. On average, flights to Colorado cost €351/pp.

What is the best airport to fly into to visit Denver?

I plan on visiting 16th Street Mall. Which airport is the quickest drive?

The closest airport to 16th Street Mall is Denver Airport, and would make for the quickest drive. For those interested in a secondary airport to fly into, consider looking at flights heading to Colorado Springs Airport.

What is the weather like in Colorado?

Temperatures in Colorado can vary between -1 °C and 23 °C based on the time of year. Typically, the coldest month in Colorado will be January, and the warmest month will be July. It is also worth noting that those looking to avoid rain and/or snow should consider travelling to Colorado in January, January, and December, as that is when precipitation is least likely.

Which airlines fly to Colorado?

What is the best day of the week to fly to Colorado?

The best day to take a flight to Colorado is on Saturday, followed by Wednesday. Saturday and Wednesday tend to have the lowest flight prices to Colorado. If your travel dates are flexible, then try to avoid booking on a Sunday, which is known for being the most expensive day of the week to fly to Colorado.

When did momondo last update prices for flights to Colorado?

Prices for flights to Colorado are refreshed on a daily basis.

How many operators does momondo search for flights to Colorado?

How old do you have to be to fly to Colorado?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel to Colorado.

What documentation or ID do you need to fly to Colorado?

The travel and health documents required for your trip to Colorado can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Colorado. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

Why should I use momondo to find a flight deal to Colorado?

We help find the flight that best suits your needs; momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight for you.

Can I find flights to Colorado with flexible booking policies on momondo?

All flight searches to Colorado on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights to Colorado?

Once you have performed a search for flights to Colorado, momondo helps you find the right flight by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight to Colorado right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Colorado. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Colorado trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

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1 adult
Thu 4/6
Thu 11/6

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Popular Flights to Colorado

Popular routes according to searches in the past day on momondo