Frontier Airlines Phoenix to Denver Flights

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Cheapflightsplus.com will find cheap Frontier Airlines flights from Phoenix to Denver. Compare airline ticket prices and book air tickets starting from $115 from trusted online travel agencies, web sites and directly from airlines. Check flights schedule of Frontier Airlines, arrivals and departure details below.

Find Cheap Airfare Phoenix (AZ) — Denver (CO) by Frontier Airlines

To find cheap tickets choose a day of your departure with attractive price on the graph below and click «Find flights». For round trip flights please click «Check prices for return flight». The cheapest airfare is in september: one-way - $115, two-way – $197.

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Cheap Flights from Phoenix to Denver by Frontier Airlines

Look at the list of plane tickets for the most popular direct and connecting flights by Frontier Airlines, their prices start from $115. The fastest nonstop flight takes 1h 57m. The fastest connecting flight — 5h 46m.

Price	Departure	Arrival	Flight Time	Airline	Flight
from $184 Find flight	10:45 am Phoenix Sky Harbor Intl	1:45 pm Denver Denver International	2h 0m	Frontier Airlines	F94768
from $184 Find flight	3:03 pm Phoenix Sky Harbor Intl	6:06 pm Denver Denver International	2h 3m	Frontier Airlines	F94766
from $184 Find flight	7:09 am Phoenix Sky Harbor Intl	10:06 am Denver Denver International	1h 57m	Frontier Airlines	F91376
from $184 Find flight	7:10 pm Phoenix Sky Harbor Intl	10:11 pm Denver Denver International	2h 1m	Frontier Airlines	F91820
from $115 Find flight	7:30 am Phoenix Sky Harbor Intl	3:06 pm Denver Denver International	6h 36m layover 2h 36m - San Diego	Frontier Airlines	F91571 F94928
from $228 Find flight	5:30 am Phoenix Sky Harbor Intl	12:16 pm Denver Denver International	5h 46m layover 2h 20m - Las Vegas	Frontier Airlines	F93983 F92016
from $228 Find flight	4:40 pm Phoenix Sky Harbor Intl	11:42 pm Denver Denver International	6h 2m layover 2h 37m - Salt Lake City	Frontier Airlines	F92524 F94252
from $228 Find flight	3:47 pm Phoenix Sky Harbor Intl	0:06 am Denver Denver International	7h 19m layover 3h 27m - San Diego	Frontier Airlines	F92083 F94990
from $228 Find flight	7:40 am Phoenix Sky Harbor Intl	4:31 pm Denver Denver International	7h 51m layover 3h 3m - San Francisco	Frontier Airlines	F91191 F91094
from $233 Find flight	4:40 pm Phoenix Sky Harbor Intl	5:33 pm+1 день Denver Denver International	23h 53m layover 20h 23m - Salt Lake City	Frontier Airlines	F92524 F93982
from $233 Find flight	4:40 pm Phoenix Sky Harbor Intl	10:06 am+1 день Denver Denver International	16h 26m layover 13h 0m - Salt Lake City	Frontier Airlines	F92524 F93862
from $233 Find flight	6:09 pm Phoenix Sky Harbor Intl	1:42 pm+1 день Denver Denver International	18h 33m layover 11h 48m - Chicago	Frontier Airlines	F91410 F93173
from $233 Find flight	6:09 pm Phoenix Sky Harbor Intl	7:48 am+1 день Denver Denver International	12h 39m layover 6h 4m - Chicago	Frontier Airlines	F91410 F91483
from $233 Find flight	9:00 am Phoenix Sky Harbor Intl	11:42 pm Denver Denver International	13h 42m layover 10h 14m - Salt Lake City	Frontier Airlines	F91440 F94252
from $233 Find flight	7:54 pm Phoenix Sky Harbor Intl	6:24 am+1 день Denver Denver International	9h 30m layover 4h 38m - Dallas	Frontier Airlines	F93284 F92147
from $233 Find flight	12:24 pm Phoenix Sky Harbor Intl	11:49 pm Denver Denver International	10h 25m layover 5h 22m - Dallas	Frontier Airlines	F93972 F94069

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*Departure and arrival times are local. Prices are for one-way flights. Information refreshed on 08/23/2025

Frontier Airlines Flight Schedule Phoenix to Denver

Below is a detailed 2025 flight schedule for today, tomorrow and all other days. It may vary depending on season and a day of the week of your desired trip. We recommend booking your itinerary at least 2 weeks prior your travel to get the best price and availability by the airline.

Departure	Flight Details	Flight Time	Price
10:45 am — 1:45 pm	10:45 am — 1:45 pm F94768 Frontier Airlines Phoenix — Denver	2h	Find flight from$184
3:03 pm — 6:06 pm	3:03 pm — 6:06 pm F94766 Frontier Airlines Phoenix — Denver	2h 3m	Find flight from$184
7:09 am — 10:06 am	7:09 am — 10:06 am F91376 Frontier Airlines Phoenix — Denver	1h 57m	Find flight from$184
7:10 pm — 10:11 pm	7:10 pm — 10:11 pm F91820 Frontier Airlines Phoenix — Denver	2h 1m	Find flight from$184
12:24 pm — 11:49 pm	12:24 pm — 5:03 pm F93972 Frontier Airlines Phoenix — Dallas 5h 22m stop 10:25 pm — 11:49 pm F94069 Frontier Airlines Dallas — Denver	10h 25m including layover	Find flight from$233
3:47 pm — 0:06 am	3:47 pm — 4:59 pm F92083 Frontier Airlines Phoenix — San Diego 3h 27m stop 8:26 pm — 0:06 am F94990 Frontier Airlines San Diego — Denver	7h 19m including layover	Find flight from$228
4:40 pm — 11:42 pm	4:40 pm — 7:22 pm F92524 Frontier Airlines Phoenix — Salt Lake City 2h 37m stop 9:59 pm — 11:42 pm F94252 Frontier Airlines Salt Lake City — Denver	6h 2m including layover	Find flight from$228
4:40 pm — 5:33 pm +1 day	4:40 pm — 7:22 pm F92524 Frontier Airlines Phoenix — Salt Lake City 20h 23m stop 3:45 pm — 5:33 pm F93982 Frontier Airlines Salt Lake City — Denver	23h 53m including layover	Find flight from$233
5:30 am — 12:16 pm	5:30 am — 6:44 am F93983 Frontier Airlines Phoenix — Las Vegas 2h 20m stop 9:04 am — 12:16 pm F92016 Frontier Airlines Las Vegas — Denver	5h 46m including layover	Find flight from$228
5:30 am — 4:00 am +1 day	5:30 am — 6:44 am F93983 Frontier Airlines Phoenix — Las Vegas 18h 15m stop 0:59 am — 4:00 am F91994 Frontier Airlines Las Vegas — Denver	21h 30m including layover	Find flight from$233
6:09 pm — 1:42 pm +1 day	6:09 pm — 11:56 pm F91410 Frontier Airlines Phoenix — Chicago 11h 48m stop 11:44 am — 1:42 pm F93173 Frontier Airlines Chicago — Denver	18h 33m including layover	Find flight from$233
6:09 pm — 7:48 am +1 day	6:09 pm — 11:56 pm F91410 Frontier Airlines Phoenix — Chicago 6h 4m stop 6:00 am — 7:48 am F91483 Frontier Airlines Chicago — Denver	12h 39m including layover	Find flight from$233
7:30 am — 3:06 pm	6:30 am — 7:44 am F91571 Frontier Airlines Phoenix — San Diego 2h 36m stop 11:21 am — 3:00 pm F94928 Frontier Airlines San Diego — Denver	6h 36m including layover	Find flight from$115
9:00 am — 11:42 pm	9:00 am — 11:45 am F91440 Frontier Airlines Phoenix — Salt Lake City 10h 14m stop 9:59 pm — 11:42 pm F94252 Frontier Airlines Salt Lake City — Denver	13h 42m including layover	Find flight from$233
9:00 am — 10:06 am +1 day	9:00 am — 11:45 am F91440 Frontier Airlines Phoenix — Salt Lake City 20h 37m stop 8:22 am — 10:06 am F93862 Frontier Airlines Salt Lake City — Denver	24h 6m including layover	Find flight from$233

Departure	Arrival	Flight Details	Flight Time	Price
		stop stop	including layover	Find flight from$

*Departure and arrival times are local. Last updated on 08/23/2025

Flight Information

There are 4 flights by Frontier Airlines from Phoenix to Denver every week with departures from Sky Harbor Intl, Phoenix-Deer Valley, Luke AFB, Scottsdale Municipal, Williams Gateway. All flights arrive at Denver International and Arapahoe Co.

Departures start from 10:45 am to 9:00 am. Nonstop flight is 1h 57m. The time difference between Phoenix and Denver is 0h.

The fastest flight 1h 57m
Average flight time 2h 1m
The earliest flight 10:45 am
The latest flight 9:00 am
Distance 603 ml

The cheapest months for traveling to Denver are july (from 115 $), june (from 130 $), august (from 184 $).

The cheapest flight by Frontier Airlines that our users were able to find is $115. This airfare is economy class on one-way F91571 flight for August 21, 2025 leaving Sky Harbor Intl in Phoenix at 7:30 am, it includes all taxes and additional fees.

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Frontier Airlines Airplanes on the Route

List of the most popular Frontier Airlines airplanes flying from Phoenix to Denver:

Other Popular Airlines on the Route

Besides Frontier Airlines there are other 7 airline carriers between Phoenix and Denver. Please review schedules and prices from the most popular airlines to find the best airfare deals from Phoenix to Denver.

Nonstop flights

There are 8 direct flights every day from Phoenix. Airlines and fares are below:

UA - United Airlines

from $95

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Connecting Flights

List of flights with layovers (1 and more stops):

SY - Sun Country Airlines

from $378

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HA - Hawaiian Airlines

from $794

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LF - flynordic

from $323

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UA - United Airlines

from $242

Find
KG - Aerogaviota

from $457

Find
G4 - Allegiant Air

from $302

Find
NK - Spirit Airlines

from $442

Find

See more connecting flights

How to book an air ticket yourself?

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