Cheap flights from Fort Collins

View AU$106 flight on Wed, 15 Oct. 2025Opens in a new window

Popular airlines from Fort Collins

  • 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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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, 13 Sep. - Wed, 17 Sep.
DEN
Denver
PHX
Phoenix
AU$191 Return, found 6 days ago
AU$191
Return
found 6 days ago
Select American Airlines flight, departing Sat, 13 Sep. from Denver to Phoenix, returning Wed, 17 Sep., priced at AU$191 found 6 days ago
American Airlines
Mon, 22 Sep. - Mon, 6 Oct.
DEN
Denver
PHX
Phoenix
AU$194 Return, found 6 days ago
AU$194
Return
found 6 days ago
Select American Airlines flight, departing Mon, 22 Sep. from Denver to Phoenix, returning Mon, 6 Oct., priced at AU$194 found 6 days ago
American Airlines
Sat, 13 Sep. - Sat, 20 Sep.
DEN
Denver
PHX
Phoenix
AU$211 Return, found 4 days ago
AU$211
Return
found 4 days ago
Select American Airlines flight, departing Sat, 13 Sep. from Denver to Phoenix, returning Sat, 20 Sep., priced at AU$211 found 4 days ago
American Airlines
Sat, 13 Sep. - Sun, 14 Sep.
DEN
Denver
PHX
Phoenix
AU$218 Return, found 6 days ago
AU$218
Return
found 6 days ago
Select American Airlines flight, departing Sat, 13 Sep. from Denver to Phoenix, returning Sun, 14 Sep., priced at AU$218 found 6 days ago
Hawaiian Airlines
Tue, 28 Oct. - Tue, 11 Nov.
DEN
Denver
PHX
Phoenix
AU$241 Return, found 3 days ago
AU$241
Return
found 3 days ago
Select Hawaiian Airlines flight, departing Tue, 28 Oct. from Denver to Phoenix, returning Tue, 11 Nov., priced at AU$241 found 3 days ago
American Airlines
Sat, 27 Sep. - Sat, 4 Oct.
DEN
Denver
MIA
Miami
AU$245 Return, found 19 hours ago
AU$245
Return
found 19 hours ago
Select American Airlines flight, departing Sat, 27 Sep. from Denver to Miami, returning Sat, 4 Oct., priced at AU$245 found 19 hours ago
American Airlines
Sat, 13 Sep. - Wed, 17 Sep.
DEN
Denver
PHX
Phoenix
AU$250 Return, found 6 days ago
AU$250
Return
found 6 days ago
Select American Airlines flight, departing Sat, 13 Sep. from Denver to Phoenix, returning Wed, 17 Sep., priced at AU$250 found 6 days ago
Delta
Mon, 22 Sep. - Mon, 6 Oct.
DEN
Denver
PHX
Phoenix
AU$265 Return, found 6 days ago
AU$265
Return
found 6 days ago
Select Delta flight, departing Mon, 22 Sep. from Denver to Phoenix, returning Mon, 6 Oct., priced at AU$265 found 6 days ago
United
Sat, 13 Sep. - Wed, 17 Sep.
DEN
Denver
PHX
Phoenix
AU$300 Return, found 6 days ago
AU$300
Return
found 6 days ago
Select United flight, departing Sat, 13 Sep. from Denver to Phoenix, returning Wed, 17 Sep., priced at AU$300 found 6 days ago
Alaska Airlines
Thu, 9 Oct. - Sun, 26 Oct.
DEN
Denver
PHX
Phoenix
AU$364 Return, found 3 days ago
AU$364
Return
found 3 days ago
Select Alaska Airlines flight, departing Thu, 9 Oct. from Denver to Phoenix, returning Sun, 26 Oct., priced at AU$364 found 3 days ago

Flights from Fort Collins: Essential Travel Information

Cheapest flight from Fort Collins
AU$191 (roundtrip)
Best airlines to fly from Fort Collins
American Airlines, Alaska Airlines, United, Delta, Hawaiian Airlines
Cheapest month to fly from Fort Collins
September
Fort Collins IATA code
DEN
Fort Collins Country/State
Colorado
Airline ticket deals from Fort Collins
AU$191 - AU$364
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