Cheap flights from Fort Collins

View AU$106 flight on Sat, 18 Oct 2025Opens in a new window

Popular airlines from Fort Collins

  • American Airlines

    American Airlines

  • Delta

    Delta

  • United

    United

  • Frontier Airlines

    Frontier Airlines

  • Alaska Airlines

    Alaska Airlines

  • Southwest Airlines

    Southwest Airlines

  • JetBlue Airways

    JetBlue Airways

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Cheapest flights from Fort Collins

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.

American Airlines
Sat, 18 Oct - Sat, 25 Oct
DEN
Denver
PHX
Phoenix
AU$210 Return, found 9 hours ago
AU$210
Return
found 9 hours ago
Select American Airlines flight, departing Sat, 18 Oct from Denver to Phoenix, returning Sat, 25 Oct, priced at AU$210 found 9 hours ago
Delta
Sat, 18 Oct - Sat, 25 Oct
DEN
Denver
PHX
Phoenix
AU$271 Return, found 9 hours ago
AU$271
Return
found 9 hours ago
Select Delta flight, departing Sat, 18 Oct from Denver to Phoenix, returning Sat, 25 Oct, priced at AU$271 found 9 hours ago
American Airlines
Sat, 18 Oct - Sat, 25 Oct
DEN
Denver
MIA
Miami
AU$274 Return, found 8 hours ago
AU$274
Return
found 8 hours ago
Select American Airlines flight, departing Sat, 18 Oct from Denver to Miami, returning Sat, 25 Oct, priced at AU$274 found 8 hours ago
Alaska Airlines
Sat, 18 Oct - Sat, 25 Oct
DEN
Denver
PHX
Phoenix
AU$275 Return, found 9 hours ago
AU$275
Return
found 9 hours ago
Select Alaska Airlines flight, departing Sat, 18 Oct from Denver to Phoenix, returning Sat, 25 Oct, priced at AU$275 found 9 hours ago
United
Sat, 18 Oct - Sat, 25 Oct
DEN
Denver
PHX
Phoenix
AU$280 Return, found 9 hours ago
AU$280
Return
found 9 hours ago
Select United flight, departing Sat, 18 Oct from Denver to Phoenix, returning Sat, 25 Oct, priced at AU$280 found 9 hours ago
United
Sat, 18 Oct - Sat, 25 Oct
DEN
Denver
PHX
Phoenix
AU$296 Return, found 9 hours ago
AU$296
Return
found 9 hours ago
Select United flight, departing Sat, 18 Oct from Denver to Phoenix, returning Sat, 25 Oct, priced at AU$296 found 9 hours ago
American Airlines
Thu, 2 Oct - Mon, 6 Oct
DEN
Denver
PHX
Phoenix
AU$299 Return, found 1 day ago
AU$299
Return
found 1 day ago
Select American Airlines flight, departing Thu, 2 Oct from Denver to Phoenix, returning Mon, 6 Oct, priced at AU$299 found 1 day ago
Delta
Sat, 18 Oct - Sat, 25 Oct
DEN
Denver
PHX
Phoenix
AU$301 Return, found 9 hours ago
AU$301
Return
found 9 hours ago
Select Delta flight, departing Sat, 18 Oct from Denver to Phoenix, returning Sat, 25 Oct, priced at AU$301 found 9 hours ago
Delta
Thu, 2 Oct - Mon, 6 Oct
DEN
Denver
PHX
Phoenix
AU$302 Return, found 1 day ago
AU$302
Return
found 1 day ago
Select Delta flight, departing Thu, 2 Oct from Denver to Phoenix, returning Mon, 6 Oct, priced at AU$302 found 1 day ago
United
Sat, 18 Oct - Sat, 25 Oct
DEN
Denver
PHX
Phoenix
AU$310 Return, found 9 hours ago
AU$310
Return
found 9 hours ago
Select United flight, departing Sat, 18 Oct from Denver to Phoenix, returning Sat, 25 Oct, priced at AU$310 found 9 hours ago

Flights from Fort Collins: Essential Travel Information

Cheapest flight from Fort Collins
AU$210 (roundtrip)
Best airlines to fly from Fort Collins
American Airlines, Alaska Airlines, Delta, United
Cheapest month to fly from Fort Collins
October
Fort Collins IATA code
DEN
Fort Collins Country/State
Colorado
Airline ticket deals from Fort Collins
AU$210 - AU$310
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