Cheap flights to Colorado

View €328 flight on Mon, 25 May 2026Opens in a new window

Popular airlines to Colorado

  • Frontier Airlines

    Frontier Airlines

  • American Airlines

    American Airlines

  • Delta

    Delta

  • United

    United

  • Southwest Airlines

    Southwest Airlines

  • Alaska Airlines

    Alaska Airlines

  • JetBlue Airways

    JetBlue Airways

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Cheap round-trip flights to Colorado

Prices were available within the past 7 days and start at €328 for one-way flights and €509 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Mon, 16 Mar - Mon, 13 Apr
CPH
Copenhagen
DEN
Denver
€509 Return, found 1 day ago
€509
Return
found 1 day ago
Select Icelandair flight, departing Mon, 16 Mar from Copenhagen to Denver, returning Mon, 13 Apr, priced at €509 found 1 day ago
American Airlines
Sun, 15 Mar - Mon, 13 Apr
CPH
Copenhagen
DEN
Denver
€527 Return, found 1 day ago
€527
Return
found 1 day ago
Select American Airlines flight, departing Sun, 15 Mar from Copenhagen to Denver, returning Mon, 13 Apr, priced at €527 found 1 day ago
Lufthansa
Mon, 16 Mar - Mon, 13 Apr
CPH
Copenhagen
DEN
Denver
€532 Return, found 1 day ago
€532
Return
found 1 day ago
Select Lufthansa flight, departing Mon, 16 Mar from Copenhagen to Denver, returning Mon, 13 Apr, priced at €532 found 1 day ago
British Airways
Sun, 15 Mar - Mon, 13 Apr
CPH
Copenhagen
DEN
Denver
€534 Return, found 1 day ago
€534
Return
found 1 day ago
Select British Airways flight, departing Sun, 15 Mar from Copenhagen to Denver, returning Mon, 13 Apr, priced at €534 found 1 day ago
United
Mon, 16 Mar - Tue, 7 Apr
CPH
Copenhagen
DEN
Denver
€549 Return, found 1 day ago
€549
Return
found 1 day ago
Select United flight, departing Mon, 16 Mar from Copenhagen to Denver, returning Tue, 7 Apr, priced at €549 found 1 day ago
JetBlue Airways
Wed, 29 Apr - Mon, 11 May
DUB
Dublin
DEN
Denver
€554 Return, found 4 days ago
€554
Return
found 4 days ago
Select JetBlue Airways flight, departing Wed, 29 Apr from Dublin to Denver, returning Mon, 11 May, priced at €554 found 4 days ago
Delta
Mon, 16 Mar - Mon, 13 Apr
CPH
Copenhagen
DEN
Denver
€572 Return, found 1 day ago
€572
Return
found 1 day ago
Select Delta flight, departing Mon, 16 Mar from Copenhagen to Denver, returning Mon, 13 Apr, priced at €572 found 1 day ago
Austrian Airlines
Mon, 16 Mar - Sun, 12 Apr
CPH
Copenhagen
DEN
Denver
€592 Return, found 1 day ago
€592
Return
found 1 day ago
Select Austrian Airlines flight, departing Mon, 16 Mar from Copenhagen to Denver, returning Sun, 12 Apr, priced at €592 found 1 day ago
Swiss International Air Lines
Mon, 16 Mar - Mon, 13 Apr
CPH
Copenhagen
DEN
Denver
€604 Return, found 1 day ago
€604
Return
found 1 day ago
Select Swiss International Air Lines flight, departing Mon, 16 Mar from Copenhagen to Denver, returning Mon, 13 Apr, priced at €604 found 1 day ago
KLM
Mon, 16 Mar - Wed, 8 Apr
CPH
Copenhagen
DEN
Denver
€621 Return, found 1 day ago
€621
Return
found 1 day ago
Select KLM flight, departing Mon, 16 Mar from Copenhagen to Denver, returning Wed, 8 Apr, priced at €621 found 1 day ago

About Colorado

Expedia offers flights to Colorado to meet every traveller's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to Colorado or destinations around the world and discover how easy it is to make your flight reservations on Expedia.

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 €509. 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 €509 and reached a maximum of €621. For one-way journeys departing from Copenhagen (CPH), the cheapest seat during this time was only €328.
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 €509 and €621. 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.

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.

JetBlue Airways
Wed, 29 Apr - Mon, 11 May
DUB
Dublin
DEN
Denver
€554 Return, found 4 days ago
€554
Return
found 4 days ago
Select JetBlue Airways flight, departing Wed, 29 Apr from Dublin to Denver, returning Mon, 11 May, priced at €554 found 4 days ago
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