£480 Cheap Flights to Colorado

Popular airlines to Colorado

  • American Airlines

    American Airlines

  • Delta

    Delta

  • United

    United

  • Frontier Airlines

    Frontier Airlines

  • Southwest Airlines

    Southwest Airlines

  • Alaska Airlines

    Alaska Airlines

  • JetBlue Airways

    JetBlue Airways

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Top Cities to Visit in Colorado

City Park featuring a park, a lake or waterhole and autumn colours
FlightsFlights

Denver

Denver

Cheap round-trip flights to Colorado

Prices were available within the past 7 days and start at £480 for one-way flights and £391 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Thu, 28 Aug - Fri, 5 Sep
LGW
London
DEN
Denver
£391 Return, found 1 day ago
£391
Return
found 1 day ago
Select Icelandair flight, departing Thu, 28 Aug from London to Denver, returning Fri, 5 Sep, priced at £391 found 1 day ago
Aer Lingus
Thu, 18 Sep - Sat, 18 Oct
LHR
London
DEN
Denver
£411 Return, just found
£411
Return
just found
Select Aer Lingus flight, departing Thu, 18 Sep from London to Denver, returning Sat, 18 Oct, priced at £411 just found
Brussels Airlines
Sat, 20 Sep - Sun, 21 Sep
LHR
London
DEN
Denver
£429 Return, found 3 hours ago
£429
Return
found 3 hours ago
Select Brussels Airlines flight, departing Sat, 20 Sep from London to Denver, returning Sun, 21 Sep, priced at £429 found 3 hours ago
American Airlines
Sat, 8 Nov - Sat, 22 Nov
LGW
London
DEN
Denver
£470 Return, just found
£470
Return
just found
Select American Airlines flight, departing Sat, 8 Nov from London to Denver, returning Sat, 22 Nov, priced at £470 just found
Swiss International Air Lines
Thu, 28 Aug - Fri, 12 Sep
LHR
London
DEN
Denver
£472 Return, found 10 hours ago
£472
Return
found 10 hours ago
Select Swiss International Air Lines flight, departing Thu, 28 Aug from London to Denver, returning Fri, 12 Sep, priced at £472 found 10 hours ago
Lufthansa
Thu, 28 Aug - Wed, 10 Sep
LHR
London
DEN
Denver
£474 Return, found 1 hour ago
£474
Return
found 1 hour ago
Select Lufthansa flight, departing Thu, 28 Aug from London to Denver, returning Wed, 10 Sep, priced at £474 found 1 hour ago
British Airways
Tue, 27 Jan - Mon, 2 Feb
LHR
London
DEN
Denver
£480 Return, just found
£480
Return
just found
Select British Airways flight, departing Tue, 27 Jan from London to Denver, returning Mon, 2 Feb, priced at £480 just found
Air Canada
Tue, 26 Aug - Sun, 21 Sep
LHR
London
DEN
Denver
£482 Return, found 19 hours ago
£482
Return
found 19 hours ago
Select Air Canada flight, departing Tue, 26 Aug from London to Denver, returning Sun, 21 Sep, priced at £482 found 19 hours ago
United
Thu, 28 Aug - Wed, 10 Sep
LHR
London
DEN
Denver
£492 Return, found 1 hour ago
£492
Return
found 1 hour ago
Select United flight, departing Thu, 28 Aug from London to Denver, returning Wed, 10 Sep, priced at £492 found 1 hour ago
Austrian Airlines
Thu, 28 Aug - Wed, 10 Sep
LHR
London
DEN
Denver
£498 Return, found 1 hour ago
£498
Return
found 1 hour ago
Select Austrian Airlines flight, departing Thu, 28 Aug from London to Denver, returning Wed, 10 Sep, priced at £498 found 1 hour ago

Top tips for booking flights to Colorado from UK

Get ready to fly to Colorado

Prepare your luggage and book your flights to Colorado with Expedia. We offer a seamless flight booking experience, with a wide range of Colorado plane tickets to choose from. If you need help finding some of the best deals for cheap flights to Colorado in 2025, we are always available to assist you. Book your flights to Colorado today and let the adventure begin!

Find the best tickets to Colorado

To find some of the best tickets to Colorado in 2025, use Expedia's powerful search engine to compare dates and the different departure and arrival airports for your trip. Whether you're after direct flights to Colorado or last-minute flights to Colorado, you can filter and sort your search results, making it easy to find the ideal flight to Colorado.

Airlines fly to Colorado

There are 20 different airlines that fly to Colorado including some of the most trusted names in the business. To book flights to Colorado with your favourite airline, take a look at Expedia's flight listings and try out different dates to find some of the best Colorado plane tickets.

Find the cheapest flights to Colorado

By booking early you may find some of the best deals for Colorado flights from the UK, including Colorado direct flights. You can usually find affordable and cheap flights to Colorado, whether one-way from £480 or round-trip from £391, with Expedia if you book your trip far enough in advance.

Find the best airports for cheap flights to Colorado

Try searching for different Colorado airports with Expedia to find some of the cheapest flights to Colorado. Flights from London (LGW) to Denver (DEN) usually have the lowest price from £480.

Why book your flights to Colorado with Expedia

Expedia offers great deals on Colorado air fares from £480 to cater to every budget. Not only is Expedia one of the top platforms to book flights to Colorado from the UK, it is also your one-stop shop for booking hotels, car rentals, and more.

 

*Prices and availability are subject to change. Additional terms apply.

Colorado Flights Information

Airlines serving
Icelandair, Aer Lingus, Brussels Airlines, American Airlines, Swiss International Air Lines, Lufthansa, British Airways, Air Canada, United, Austrian Airlines, WestJet, JetBlue Airways, TAP Portugal, Air Europa
Roundtrip price
from £391

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 £391. 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 £391 and reached a maximum of £701. For one-way journeys departing from London (LGW), the cheapest seat during this time was only £480.
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.

When is the cheapest time to fly to Colorado?
Jet off on a Tuesday to increase your chances of bagging the cheapest deal to Colorado. Mondays are usually the next most affordable day to depart. Saturday is typically the costliest day to fly anywhere.
How much is a plane ticket to Colorado?
In the last seven days, fares ranged between £391 and £701. 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.

Icelandair
Thu, 28 Aug - Fri, 5 Sep
LGW
London
DEN
Denver
£391 Return, found 1 day ago
£391
Return
found 1 day ago
Select Icelandair flight, departing Thu, 28 Aug from London to Denver, returning Fri, 5 Sep, priced at £391 found 1 day ago
*Available to Expedia members.