
Round-trip from | $83 (Frontier) |
|---|---|
One-way from | $60 (Trip.com) |
Popular in | June |
Cheapest in | February |
Average price | $174 |
Fly from
Fly to
Route
Depart
Return
PhoenixDenver
PHX - DEN
PHXDEN
Phoenix Sky Harbor Intl
Fri 7/10
6:00 am-8:52 am
Nonstop1h 52m
Denver Intl
Sun 7/12
8:00 am-9:00 am
Nonstop2h 00m
PhoenixDenver
PHX - DEN
PHXDEN
Phoenix Sky Harbor Intl
Thu 7/2
7:45 am-12:05 pm
1 stop3h 20m
Denver Intl
Thu 7/9
7:50 am-10:35 am
1 stop3h 45m
PhoenixDenver
PHX - DEN
PHXDEN
Phoenix Sky Harbor Intl
Thu 5/7
7:15 pm-12:06 pm
1 stop15h 51m
Denver Intl
Sat 5/9
6:00 am-3:01 pm
2 stops10h 01m
PhoenixDenver
PHX - DEN
PHXDEN
Phoenix Sky Harbor Intl
Thu 6/11
1:55 pm-9:00 pm
2 stops6h 05m
Denver Intl
Fri 6/12
6:00 am-9:20 am
1 stop4h 20m
PhoenixDenver
PHX - DEN
PHXDEN
Phoenix Sky Harbor Intl
Sat 5/16
4:23 pm-11:37 pm
1 stop6h 14m
Denver Intl
Tue 5/19
6:00 am-3:41 pm
2 stops10h 41m
PhoenixDenver
PHX - DEN
PHXDEN
Phoenix Sky Harbor Intl
Thu 6/25
1:55 pm-9:00 pm
2 stops6h 05m
Denver Intl
Mon 6/29
7:50 am-10:35 am
1 stop3h 45m
PhoenixDenver
PHX - DEN
PHXDEN
Phoenix Sky Harbor Intl
Wed 6/3
12:04 pm-11:59 pm
2 stops10h 55m
Denver Intl
Mon 6/8
7:51 pm-11:56 pm
1 stop5h 05m
PhoenixDenver
PHX - DEN
PHXDEN
Phoenix Sky Harbor Intl
Thu 7/2
7:45 am-12:05 pm
1 stop3h 20m
Denver Intl
Wed 7/8
9:35 am-2:50 pm
2 stops6h 15m
PhoenixDenver
PHX - DEN
PHXDEN
Phoenix Sky Harbor Intl
Fri 7/10
1:55 pm-9:00 pm
2 stops6h 05m
Denver Intl
Mon 7/13
7:50 am-10:35 am
1 stop3h 45m
PhoenixDenver
PHX - DEN
PHXDEN
Phoenix Sky Harbor Intl
Mon 7/13
1:55 pm-9:00 pm
2 stops6h 05m
Denver Intl
Mon 7/27
4:35 pm-7:45 pm
1 stop4h 10m
Booking 69 days in advance of your planned departure date is, on average, the best time to get cheap flights from Phoenix Sky Harbor Intl Airport to Fort Collins. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Currently, January is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Fort Collins (average of $58). Flying from Phoenix Sky Harbor Intl Airport to Fort Collins in June is currently the most expensive (average of $106). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
One of the essential ways to save on airfare from Phoenix Sky Harbor Intl Airport to Fort Collins is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 50% on airfare.
Travelers seeking maximum savings on their Phoenix Sky Harbor Intl Airport to Fort Collins flight should consider departing on Friday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
The most flights from PHX to FC9 are scheduled on a Monday (45 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (14 on average).
Entertainment
Comfort
Boarding
Food
Crew
Overall
Reviews
Thomas,Dec 2025
SEA - DEN
Entertainment
Comfort
Boarding
Food
Crew
Overall
Reviews
Thomas,Dec 2025
SEA - DEN
Entertainment
Comfort
Boarding
Food
Crew
Overall
Reviews
Thomas,Dec 2025
SEA - DEN
Entertainment
Comfort
Boarding
Food
Crew
Overall
Reviews
Thomas,Dec 2025
SEA - DEN
Entertainment
Comfort
Boarding
Food
Crew
Overall
Reviews
Thomas,Dec 2025
SEA - DEN
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$64 | Average$152 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$137 | Average$231 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$138 | Average$331 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$149 | Average$262 | FlexibilityNo cancel fee | On-time63% |