£329 Cheap Flights to Summit County

View £329 flight on Sat, 22 Aug 2026Opens in a new window

Popular airlines to Summit County

  • Frontier Airlines

  • Alaska Airlines

  • American Airlines

  • United

  • Delta

  • Southwest Airlines

  • JetBlue Airways

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 25% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap round-trip flights to Summit County

Prices were available within the past 7 days and start at £329 for one-way flights and £524 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

KLM
Wed, 20 May - Sun, 24 May
CPH
Copenhagen
DEN
Denver
£524 Return, found 6 days ago
£524
Return
found 6 days ago
Select KLM flight, departing Wed, 20 May from Copenhagen to Denver, returning Sun, 24 May, priced at £524 found 6 days ago
KLM
Wed, 20 May - Sun, 24 May
CPH
Copenhagen
DEN
Denver
£524 Return, found 6 days ago
£524
Return
found 6 days ago
Select KLM flight, departing Wed, 20 May from Copenhagen to Denver, returning Sun, 24 May, priced at £524 found 6 days ago
Icelandair
Tue, 11 Aug - Sat, 22 Aug
CPH
Copenhagen
DEN
Denver
£539 Return, found 2 days ago
£539
Return
found 2 days ago
Select Icelandair flight, departing Tue, 11 Aug from Copenhagen to Denver, returning Sat, 22 Aug, priced at £539 found 2 days ago
Lufthansa
Wed, 12 Aug - Thu, 20 Aug
CPH
Copenhagen
DEN
Denver
£540 Return, found 18 hours ago
£540
Return
found 18 hours ago
Select Lufthansa flight, departing Wed, 12 Aug from Copenhagen to Denver, returning Thu, 20 Aug, priced at £540 found 18 hours ago
Lufthansa
Tue, 11 Aug - Sat, 22 Aug
CPH
Copenhagen
DEN
Denver
£543 Return, found 2 days ago
£543
Return
found 2 days ago
Select Lufthansa flight, departing Tue, 11 Aug from Copenhagen to Denver, returning Sat, 22 Aug, priced at £543 found 2 days ago
Lufthansa
Wed, 12 Aug - Thu, 20 Aug
CPH
Copenhagen
DEN
Denver
£544 Return, found 18 hours ago
£544
Return
found 18 hours ago
Select Lufthansa flight, departing Wed, 12 Aug from Copenhagen to Denver, returning Thu, 20 Aug, priced at £544 found 18 hours ago
British Airways
Sat, 22 Aug - Sat, 29 Aug
CPH
Copenhagen
DEN
Denver
£545 Return, found 18 hours ago
£545
Return
found 18 hours ago
Select British Airways flight, departing Sat, 22 Aug from Copenhagen to Denver, returning Sat, 29 Aug, priced at £545 found 18 hours ago
Air Canada
Tue, 11 Aug - Sat, 22 Aug
CPH
Copenhagen
DEN
Denver
£554 Return, found 2 days ago
£554
Return
found 2 days ago
Select Air Canada flight, departing Tue, 11 Aug from Copenhagen to Denver, returning Sat, 22 Aug, priced at £554 found 2 days ago
Virgin Atlantic
Wed, 20 May - Sun, 24 May
CPH
Copenhagen
DEN
Denver
£566 Return, found 6 days ago
£566
Return
found 6 days ago
Select Virgin Atlantic flight, departing Wed, 20 May from Copenhagen to Denver, returning Sun, 24 May, priced at £566 found 6 days ago
Brussels Airlines
Sat, 22 Aug - Sat, 29 Aug
CPH
Copenhagen
DEN
Denver
£572 Return, found 18 hours ago
£572
Return
found 18 hours ago
Select Brussels Airlines flight, departing Sat, 22 Aug from Copenhagen to Denver, returning Sat, 29 Aug, priced at £572 found 18 hours ago

Trending flights to Summit County

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.

Aer Lingus
Mon, 18 May - Wed, 3 Jun
GLA
Glasgow
DEN
Denver
£581 Return, found 2 days ago
£581
Return
found 2 days ago
Select Aer Lingus flight, departing Mon, 18 May from Glasgow to Denver, returning Wed, 3 Jun, priced at £581 found 2 days ago

Frequently asked questions

How do I find cheap flights to Summit County that have flexible change policies?
At Expedia, we've been channeling our inner acrobat to give you the most flexible fares around town. Just click on "No change fee" right underneath the "Flexible change policies" filter to find your dream flight to Summit County.
Which airlines fly to Summit County?
Choose a seat with one of these airlines and exciting Summit County will be all yours to explore:

  • United Airlines - 13,380 flights to or near Summit County each month, including 13,033 flights to Denver Intl. Airport (DEN) per month.
  • Southwest Airlines - 6,339 flights to or near Summit County each month, including 6,339 flights to Denver Intl. Airport (DEN) per month.
  • Frontier Airlines - 1,967 flights to or near Summit County each month, including 1,967 flights to Denver Intl. Airport (DEN) per month.

How can I find cheap tickets to Summit County?
For an unbeatable deal to Summit County, book well ahead of time. Also take advantage of Expedia's "flexible dates" feature at the top of your search results. This will list the cheapest prices for similar time frames. In the last seven days, £524 was the best price for a flight to Summit County.
How much is a flight to Summit County?
The price of a round-trip airfare to Summit County in the last seven days varied between £524 and £967. If you were travelling one way from Copenhagen (CPH), you could have landed an affordable fare from only £329.
What are the most popular airports to fly into in Summit County?
When it comes to selecting which airport in Summit County to use, these are your choices:

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

When is the cheapest time to fly to Summit County?
Take off to Summit County earlier in the week and you'll usually be rewarded with more affordable fares. Tuesday is known for being the cheapest day to fly out, followed by Monday. If you're hoping to avoid the costliest flights, give Saturdays a wide berth.
How much is a plane ticket to Summit County?
In the last seven days, seats to Summit County cost between £524 and £967. Prices depend on a number of things, particularly the time of departure, carrier, cabin class and when the fare is booked.
What is the best time to go to Summit County?
January, February and November are the most popular months to travel to Breckenridge, one of Summit County's best cities. Summer here starts June 20. Average temperatures vary from 4ºC to 18ºC throughout the season, so plan your trip around then if you're a fan of warmer weather.
What months are the cheapest to book a flight to Summit County?
To secure a great deal to Summit County, book sometime in February when the price of airfares are at their lowest. The most expensive time to book? In the United States, it's December.

Book with confidence

Top tips for booking flights to Summit County from UK

Get ready to fly to Summit County

Prepare your luggage and book your flights to Summit County with Expedia. We offer a seamless flight booking experience, with a wide range of Summit County plane tickets to choose from. If you need help finding some of the best deals for cheap flights to Summit County in 2026, we are always available to assist you. Book your flights to Summit County today and let the adventure begin!

Find the best tickets to Summit County

To find some of the best tickets to Summit County in 2026, 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 Summit County or last-minute flights to Summit County, you can filter and sort your search results, making it easy to find the ideal flight to Summit County.

Airlines fly to Summit County

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

Find the cheapest flights to Summit County

By booking early you may find some of the best deals for Summit County flights from the UK, including Summit County direct flights. You can usually find affordable and cheap flights to Summit County, whether one-way from £329 or round-trip from £524, with Expedia if you book your trip far enough in advance.

Find the best airports for cheap flights to Summit County

Try searching for different Summit County airports with Expedia to find some of the cheapest flights to Summit County. Flights from Copenhagen (CPH) to Denver (DEN) usually have the lowest price from £329.

Why book your flights to Summit County with Expedia

Expedia offers great deals on Summit County air fares from £329 to cater to every budget. Not only is Expedia one of the top platforms to book flights to Summit County 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.

Top tips for booking flights to Summit County from UK

Travel information

Summit County Flights Information

Airlines serving
British Airways, Finnair, Icelandair, KLM, Lufthansa, Air Canada, Virgin Atlantic, Brussels Airlines, Turkish Airlines, Air France, American Airlines
Roundtrip price
from £524
Summit County Flights Information

Explore a world of travel with Expedia

*Available to Expedia members.