Cheap flights to Colorado

View €313 flight on Sun, 3 May 2026Opens in a new window

Popular airlines to Colorado

  • Frontier Airlines

  • Alaska Airlines

  • American Airlines

  • United

  • Delta

  • Southwest Airlines

  • JetBlue Airways

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Cheap round-trip flights to Colorado

Prices were available within the past 7 days and start at €313 for one-way flights and €392 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Thu, 1 Oct - Mon, 5 Oct
DUB
Dublin
DEN
Denver
€392 Return, found 4 hours ago
€392
Return
found 4 hours ago
Select Icelandair flight, departing Thu, 1 Oct from Dublin to Denver, returning Mon, 5 Oct, priced at €392 found 4 hours ago
American Airlines
Thu, 9 Apr - Wed, 22 Apr
DUB
Dublin
DEN
Denver
€399 Return, found 2 hours ago
€399
Return
found 2 hours ago
Select American Airlines flight, departing Thu, 9 Apr from Dublin to Denver, returning Wed, 22 Apr, priced at €399 found 2 hours ago
Iberia
Fri, 3 Apr - Fri, 24 Apr
DUB
Dublin
DEN
Denver
€407 Return, just found
€407
Return
just found
Select Iberia flight, departing Fri, 3 Apr from Dublin to Denver, returning Fri, 24 Apr, priced at €407 just found
Aer Lingus
Fri, 8 May - Mon, 18 May
DUB
Dublin
DEN
Denver
€414 Return, found 4 days ago
€414
Return
found 4 days ago
Select Aer Lingus flight, departing Fri, 8 May from Dublin to Denver, returning Mon, 18 May, priced at €414 found 4 days ago
British Airways
Thu, 2 Apr - Sun, 12 Apr
DUB
Dublin
DEN
Denver
€425 Return, found 1 hour ago
€425
Return
found 1 hour ago
Select British Airways flight, departing Thu, 2 Apr from Dublin to Denver, returning Sun, 12 Apr, priced at €425 found 1 hour ago
Finnair
Fri, 22 May - Fri, 12 Jun
DUB
Dublin
DEN
Denver
€452 Return, just found
€452
Return
just found
Select Finnair flight, departing Fri, 22 May from Dublin to Denver, returning Fri, 12 Jun, priced at €452 just found
JetBlue Airways
Mon, 4 May - Sun, 10 May
DUB
Dublin
DEN
Denver
€505 Return, found 4 days ago
€505
Return
found 4 days ago
Select JetBlue Airways flight, departing Mon, 4 May from Dublin to Denver, returning Sun, 10 May, priced at €505 found 4 days ago
Lufthansa
Mon, 16 Mar - Mon, 30 Mar
DUB
Dublin
DEN
Denver
€577 Return, found 5 days ago
€577
Return
found 5 days ago
Select Lufthansa flight, departing Mon, 16 Mar from Dublin to Denver, returning Mon, 30 Mar, priced at €577 found 5 days ago
Air Canada
Fri, 8 May - Mon, 11 May
DUB
Dublin
DEN
Denver
€590 Return, found 8 hours ago
€590
Return
found 8 hours ago
Select Air Canada flight, departing Fri, 8 May from Dublin to Denver, returning Mon, 11 May, priced at €590 found 8 hours ago
Swiss International Air Lines
Tue, 16 Jun - Wed, 1 Jul
DUB
Dublin
DEN
Denver
€590 Return, found 4 days ago
€590
Return
found 4 days ago
Select Swiss International Air Lines flight, departing Tue, 16 Jun from Dublin to Denver, returning Wed, 1 Jul, priced at €590 found 4 days ago

Trending flights to Colorado

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Thu, 1 Oct - Mon, 5 Oct
DUB
Dublin
DEN
Denver
€392 Return, found 4 hours ago
€392
Return
found 4 hours ago
Select Icelandair flight, departing Thu, 1 Oct from Dublin to Denver, returning Mon, 5 Oct, priced at €392 found 4 hours ago

Frequently asked questions

How do I find cheap flights to Colorado that have flexible change policies?
We get that things can change in a flash, so booking a flexible ticket with Expedia is always a smart move. Simply click on "No change fee" under the "Flexible change policies" filter. Your low-cost, flexible flight to Colorado is only a few clicks away.
Which airlines fly to Colorado?
Pack your bags and take your pick of these well-known airlines that have flights into or near Colorado:

  • United Airlines - 13,862 flights to or near Colorado each month, including 13,033 flights to Denver Intl. Airport (DEN) per month.
  • Southwest Airlines - 6,604 flights to or near Colorado each month, including 6,339 flights to Denver Intl. Airport (DEN) per month.
  • Frontier Airlines - 1,967 flights to or near Colorado each month, including 1,967 flights to Denver Intl. Airport (DEN) per month.

How can I find cheap tickets to Colorado?
One of the best ways to bag cheap tickets to Colorado is to be flexible with your travel dates. Search for your flights, then click "flexible dates" at the top of your results. It'll bring up the cheapest prices for nearby days. The best price for a flight to Colorado in the last seven days was €392. Booking ahead will usually help you get an even bigger bargain.
How much is a flight to Colorado?
In the last seven days, return tickets to Colorado sold from just €392 and reached a maximum of €662. For one-way journeys departing from Dublin (DUB), the cheapest seat during this time was only €313.
What are the most popular airports to fly into in Colorado?
Cruise into one of these busy Colorado airports and you'll be in the perfect position to discover all that this fantastic region has to offer:

  • Denver Intl. Airport (DEN) - 24,249 flights per month.
  • Colorado Springs Airport (COS) - 889 flights per month.
  • Pitkin County Airport (ASE) - 534 flights per month.

How much is a plane ticket to Colorado?
In the last seven days, fares ranged between €392 and €662. Have a look at our amazing deals to Colorado, make a booking and then get ready for your getaway!
What is the best time to go to Colorado?
Denver, Colorado's most prominent city, is an awesome location to visit at anytime. Not a big fan of cooler weather? Then venture here from June 20 onward in summer, when temperatures fluctuate from 16ºC to 27ºC. May, July and August is when Denver is at its liveliest.
What months are the cheapest to book a flight to Colorado?
A cheap month to bag a fabulous deal to Colorado is February, while prices are at a premium in December. Try to avoid this month if you'd like to save money.

Book with confidence

About Colorado

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