Cheap flights to Summit County

View €136 flight on Mon, 18 May 2026Opens in a new window

Popular airlines to Summit County

  • Frontier Airlines

  • American Airlines

  • Delta

  • United

  • Alaska Airlines

  • Southwest Airlines

  • JetBlue Airways

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Cheap round-trip flights to Summit County

Prices were available within the past 7 days and start at €136 for one-way flights and €238 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, 6 May - Wed, 13 May
SFO
San Francisco
DEN
Denver
€238 Return, found 5 days ago
€238
Return
found 5 days ago
Select Delta flight, departing Wed, 6 May from San Francisco to Denver, returning Wed, 13 May, priced at €238 found 5 days ago
American Airlines
Wed, 6 May - Wed, 13 May
SFO
San Francisco
DEN
Denver
€251 Return, found 5 days ago
€251
Return
found 5 days ago
Select American Airlines flight, departing Wed, 6 May from San Francisco to Denver, returning Wed, 13 May, priced at €251 found 5 days ago
United
Wed, 6 May - Wed, 13 May
SFO
San Francisco
DEN
Denver
€289 Return, found 5 days ago
€289
Return
found 5 days ago
Select United flight, departing Wed, 6 May from San Francisco to Denver, returning Wed, 13 May, priced at €289 found 5 days ago
Icelandair
Sat, 29 Aug - Sat, 12 Sept
DUB
Dublin
DEN
Denver
€444 Return, found 5 days ago
€444
Return
found 5 days ago
Select Icelandair flight, departing Sat, 29 Aug from Dublin to Denver, returning Sat, 12 Sept, priced at €444 found 5 days ago
Finnair
Wed, 27 May - Mon, 8 Jun
DUB
Dublin
DEN
Denver
€457 Return, found 3 days ago
€457
Return
found 3 days ago
Select Finnair flight, departing Wed, 27 May from Dublin to Denver, returning Mon, 8 Jun, priced at €457 found 3 days ago
British Airways
Thu, 4 Jun - Sun, 14 Jun
DUB
Dublin
DEN
Denver
€457 Return, found 2 days ago
€457
Return
found 2 days ago
Select British Airways flight, departing Thu, 4 Jun from Dublin to Denver, returning Sun, 14 Jun, priced at €457 found 2 days ago
Aer Lingus
Sun, 17 May - Mon, 1 Jun
DUB
Dublin
DEN
Denver
€465 Return, found 8 hours ago
€465
Return
found 8 hours ago
Select Aer Lingus flight, departing Sun, 17 May from Dublin to Denver, returning Mon, 1 Jun, priced at €465 found 8 hours ago
Iberia
Wed, 27 May - Mon, 8 Jun
DUB
Dublin
DEN
Denver
€469 Return, found 3 days ago
€469
Return
found 3 days ago
Select Iberia flight, departing Wed, 27 May from Dublin to Denver, returning Mon, 8 Jun, priced at €469 found 3 days ago
JetBlue Airways
Sat, 9 May - Mon, 11 May
SFO
San Francisco
DEN
Denver
€516 Return, found 18 hours ago
€516
Return
found 18 hours ago
Select JetBlue Airways flight, departing Sat, 9 May from San Francisco to Denver, returning Mon, 11 May, priced at €516 found 18 hours ago
Air France
Wed, 3 Jun - Wed, 10 Jun
DUB
Dublin
DEN
Denver
€549 Return, found 4 days ago
€549
Return
found 4 days ago
Select Air France flight, departing Wed, 3 Jun from Dublin to Denver, returning Wed, 10 Jun, priced at €549 found 4 days 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.

Icelandair
Sat, 29 Aug - Sat, 12 Sept
DUB
Dublin
DEN
Denver
€444 Return, found 5 days ago
€444
Return
found 5 days ago
Select Icelandair flight, departing Sat, 29 Aug from Dublin to Denver, returning Sat, 12 Sept, priced at €444 found 5 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, €238 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 €238 and €549. If you were travelling one way from San Francisco (SFO), you could have landed an affordable fare from only €136.
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.

How much is a plane ticket to Summit County?
In the last seven days, seats to Summit County cost between €238 and €549. 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

About Summit County

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About Summit County

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