Frontier's UpFront Plus offers a guaranteed empty middle seat for added comfort.
Frontier's Zone 1 boarding is available with a carry-on or special fare bundle.
Round-trip from | $117 (Priceline) |
---|---|
One-way from | $65 (Priceline) |
Popular in | June |
Cheapest in | February |
Average price | $192 |
Good round-trip deal | $189 or less |
Good one-way deal | $126 or less |
Fly from
Fly to
Route
Depart
Return
Price
PhoenixDenver
PHX - DEN
PHXDEN
Phoenix Sky Harbor Intl
Fri 8/29
5:40 pm-12:46 am
1 stop6h 06m
Denver Intl
Sun 8/31
10:29 pm-11:24 pm
Nonstop1h 55m
PhoenixDenver
PHX - DEN
PHXDEN
Phoenix Sky Harbor Intl
Wed 10/29
10:35 am-7:03 pm
1 stop7h 28m
Denver Intl
Tue 11/4
8:20 am-4:00 pm
1 stop7h 40m
PhoenixDenver
PHX - DEN
PHXDEN
Phoenix Sky Harbor Intl
Sat 9/27
1:30 pm-9:22 pm
1 stop6h 52m
PhoenixDenver
PHX - DEN
PHXDEN
Phoenix Sky Harbor Intl
Tue 11/11
11:35 am-7:03 pm
1 stop7h 28m
PhoenixDenver
PHX - DEN
PHXDEN
Phoenix Sky Harbor Intl
Thu 11/27
1:15 pm-3:01 pm
Nonstop1h 46m
PhoenixDenver
PHX - DEN
PHXDEN
Phoenix Sky Harbor Intl
Sat 9/27
1:25 pm-7:17 pm
1 stop4h 52m
PhoenixDenver
PHX - DEN
PHXDEN
Phoenix Sky Harbor Intl
Mon 11/24
7:00 am-8:53 am
Nonstop1h 53m
PhoenixDenver
PHX - DEN
PHXDEN
Phoenix Sky Harbor Intl
Sat 7/26
7:55 am-5:50 pm
2 stops8h 55m
PhoenixDenver
PHX - DEN
PHXDEN
Phoenix Sky Harbor Intl
Thu 11/20
2:50 pm-9:55 am
1 stop19h 05m
The best time to book flights from Phoenix Sky Harbor Intl Airport to Denver is 48 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Currently, October is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Denver (average of $197). Flying from Phoenix Sky Harbor Intl Airport to Denver in March is currently the most expensive (average of $278). 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.
It’s optimal to fly from Phoenix Sky Harbor Intl Airport to Denver in the evening. By choosing this option you can save up to 65% on the cost of your flight, compared to a flight at noon.
Travelers seeking maximum savings on their Phoenix Sky Harbor Intl Airport to Denver flight should consider departing on Wednesday 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 DEN are scheduled on a Monday (35 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (16 on average).
Entertainment
Crew
Boarding
Overall
Comfort
Food
Reviews
James,Apr 2025
LAX - SFO
Entertainment
Crew
Boarding
Overall
Comfort
Food
Reviews
James,Apr 2025
LAX - SFO
Entertainment
Crew
Boarding
Overall
Comfort
Food
Reviews
James,Apr 2025
LAX - SFO
Entertainment
Crew
Boarding
Overall
Comfort
Food
Reviews
James,Apr 2025
LAX - SFO
Entertainment
Crew
Boarding
Overall
Comfort
Food
Reviews
James,Apr 2025
LAX - SFO
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Cheapest$49 | Average$125 | FlexibilityNo cancel fee | On-time62% | |
Cheapest$136 | Average$220 | FlexibilityNo cancel fee | On-time71% | |
Cheapest$137 | Average$269 | FlexibilityNo cancel fee | On-time69% | |
Cheapest$147 | Average$238 | FlexibilityNo cancel fee | On-time63% |