$53+ Cheap flights from Phoenix to Denver (DEN)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — DEN
Sep 5 — Sep 121
Round-trip
1 adult, Economy
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Find cheap flights from Phoenix to Denver with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Phoenix to Denver Intl are usually found in February or October, booked 69 days in advance, depart on a Thursday or Saturday and return on a Saturday
Cheap flight deals from Phoenix to Denver
Cheapest
Best
Last-minute
One-way
Cheapest flights from Phoenix to DenverExplore the most affordable flight options available from Phoenix to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 6, 2026.
Explore the most affordable flight options available from Phoenix to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 6, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/56:35 am -
Nonstop1h 59m
Wed 9/96:45 pm -
Nonstop2h 06m
Deal found 8/4![Frontier logo]()
$105
This Frontier deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/56:35 am -
Nonstop1h 59m
Mon 9/76:45 am -
Nonstop1h 55m
Deal found 8/3![Frontier logo]()
$106
This deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/28:35 am -
Nonstop1h 58m
Sat 9/56:45 am -
Nonstop1h 55m
Deal found 8/3![Frontier logo]()
$107
This Cheapflightsfares deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/28:35 am -
Nonstop1h 58m
Mon 9/76:45 am -
Nonstop1h 55m
Deal found 8/1![Frontier logo]()
$109
This Kiwi.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/116:25 am -
1 stop7h 40m
Sun 9/137:00 am -
Nonstop2h 00m
Deal found 8/1![Frontier logo]()
$110
This Cheapflightsfares deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/204:48 pm -
Nonstop1h 58m
Mon 8/2410:48 pm -
Nonstop1h 51m
Deal found 8/1![Frontier logo]()
$111
This Kiwi.com deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/111:42 pm -
Nonstop1h 51m
Sat 11/141:34 pm -
Nonstop2h 01m
Deal found 8/2![Frontier logo]()
$112
This Kiwi.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/85:00 pm -
1 stop6h 06m
Sun 10/1110:00 am -
Nonstop2h 07m
Deal found 8/1![Frontier logo]()
$113
This Cheapflightsfares deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/34:48 pm -
Nonstop1h 58m
Tue 9/810:48 pm -
Nonstop1h 51m
Deal found 8/3![Frontier logo]()
$114
This iWofly deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure iWofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/193:21 pm -
Nonstop1h 54m
Sat 9/266:45 pm -
Nonstop2h 06m
Deal found 8/5![Frontier logo]()
$115
This Kiwi.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/228:21 am -
1 stop11h 01m
Fri 9/256:45 pm -
Nonstop2h 06m
Deal found 8/1![Frontier logo]()
$116
This Frontier deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2910:09 pm -
1 stop4h 39m
Sun 8/306:45 am -
Nonstop1h 55m
Deal found 8/2![Frontier logo]()
$117
Best flights from Phoenix to DenverDiscover carefully curated flight deals from Phoenix to Denver that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 6, 2026.
Discover carefully curated flight deals from Phoenix to Denver that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 6, 2026.
This Delta deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/69:51 am -
1 stop4h 11m
Fri 9/1110:45 am -
1 stop6h 25m
Deal found 8/5![Delta logo]()
$237
This Southwest deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/278:00 am -
1 stop3h 15m
Mon 8/3110:15 am -
1 stop3h 30m
Deal found 8/2![Southwest logo]()
$246
This Alaska Airlines deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/226:02 am -
2 stops11h 30m
Sat 8/296:17 am -
1 stop9h 16m
Deal found 8/1![Alaska Airlines logo]()
$328
This Delta deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/35:10 pm -
1 stop4h 45m
Sat 9/53:56 pm -
1 stop7h 15m
Deal found 8/3![Delta logo]()
$246
This Delta deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/11:20 pm -
1 stop5h 41m
Sat 9/512:54 pm -
1 stop4h 01m
Deal found 8/5![Delta logo]()
$246
This Southwest deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/312:15 pm -
1 stop4h 00m
Tue 9/812:35 pm -
1 stop3h 50m
Deal found 8/5![Southwest logo]()
$301
This Delta deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/26:00 am -
1 stop5h 04m
Thu 9/1010:45 am -
1 stop6h 25m
Deal found 8/5![Delta logo]()
$255
This Southwest deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/288:50 pm -
Nonstop1h 45m
Sun 8/304:40 pm -
Nonstop1h 55m
Deal found 8/3![Southwest logo]()
$307
This Delta deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/45:10 pm -
1 stop4h 45m
Thu 9/107:05 am -
1 stop6h 10m
Deal found 8/2![Delta logo]()
$276
This Southwest deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/218:00 am -
1 stop3h 15m
Mon 8/244:40 pm -
1 stop4h 15m
Deal found 8/3![Southwest logo]()
$331
This Delta deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/45:10 pm -
1 stop4h 45m
Fri 9/1110:45 am -
1 stop6h 25m
Deal found 8/5![Delta logo]()
$287
Last-minute flights from Phoenix to DenverDiscover last-minute flight deals from Phoenix to Denver. Data last updated August 6, 2026 and is based on user searches.
Discover last-minute flight deals from Phoenix to Denver. Data last updated August 6, 2026 and is based on user searches.
This Cheapflightsfares deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/204:48 pm -
Nonstop1h 58m
Mon 8/2410:48 pm -
Nonstop1h 51m
Deal found 8/1![Frontier logo]()
$111
This Kiwi.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/246:57 pm -
Nonstop1h 56m
Fri 8/2810:29 pm -
1 stop10h 29m
Deal found 8/1![Frontier logo]()
$113
This Frontier deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2910:09 pm -
1 stop4h 39m
Sun 8/306:45 am -
Nonstop1h 55m
Deal found 8/2![Frontier logo]()
$117
This Kiwi.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/16:57 pm -
Nonstop1h 56m
Mon 9/77:40 am -
1 stop25h 18m
Deal found 8/1![Frontier logo]()
$112
This deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/28:35 am -
Nonstop1h 58m
Sat 9/56:45 am -
Nonstop1h 55m
Deal found 8/3![Frontier logo]()
$107
This Cheapflightsfares deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/28:35 am -
Nonstop1h 58m
Mon 9/76:45 am -
Nonstop1h 55m
Deal found 8/1![Frontier logo]()
$109
This Cheapflightsfares deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/34:48 pm -
Nonstop1h 58m
Tue 9/810:48 pm -
Nonstop1h 51m
Deal found 8/3![Frontier logo]()
$114
This Cheapflightsfares deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/56:35 am -
Nonstop1h 59m
Wed 9/96:45 pm -
Nonstop2h 06m
Deal found 8/4![Frontier logo]()
$105
This Kiwi.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/116:25 am -
1 stop7h 40m
Sun 9/137:00 am -
Nonstop2h 00m
Deal found 8/1![Frontier logo]()
$110
This Frontier deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/178:56 pm -
Nonstop1h 52m
Sat 9/197:00 am -
Nonstop2h 00m
Deal found 8/4![Frontier logo]()
$116
This iWofly deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure iWofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/193:21 pm -
Nonstop1h 54m
Sat 9/266:45 pm -
Nonstop2h 06m
Deal found 8/5![Frontier logo]()
$115
One-way flights from Phoenix to DenverSearch for one-way flight options from Phoenix to Denver. Find affordable one-way fares based on user searches. Data last updated August 6, 2026.
Search for one-way flight options from Phoenix to Denver. Find affordable one-way fares based on user searches. Data last updated August 6, 2026.
This Frontier deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/33:21 pm -
Nonstop1h 54m
Deal found 8/2![Frontier logo]()
$53
This Super.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/264:48 pm -
Nonstop1h 58m
Deal found 8/1![Frontier logo]()
$57
This Frontier deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/36:57 pm -
Nonstop1h 56m
Deal found 8/1![Frontier logo]()
$58
This Frontier deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/299:06 am -
Nonstop2h 00m
Deal found 8/2![Frontier logo]()
$59
This Kiwi.com deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/96:55 pm -
1 stop8h 57m
Deal found 8/2![Frontier logo]()
$63
This Kiwi.com deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/51:53 pm -
1 stop19h 10m
Deal found 8/2![Frontier logo]()
$66
This Kiwi.com deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/218:21 am -
1 stop11h 01m
Deal found 8/2![Frontier logo]()
$67
This Super.com deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/206:57 pm -
Nonstop1h 56m
Deal found 8/3![Frontier logo]()
$68
This Cheapflightsfares deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/96:05 am -
Nonstop1h 55m
Deal found 8/2![Frontier logo]()
$69
This Kiwi.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/3110:33 pm -
1 stop10h 30m
Deal found 8/1![Frontier logo]()
$70
This Kiwi.com deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/61:53 pm -
1 stop9h 51m
Deal found 8/5![Frontier logo]()
$71
Find flight deals from Phoenix to Denver
Discover tips and strategies to find the most affordable flight options for your journey from Phoenix (PH1) to Denver (DEN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 6, 2026.
Round-trip from | $105 (Cheapflightsfares) |
|---|---|
One-way from | $53 (Frontier) |
Popular in | July |
Cheapest in | February |
Average price | $203 |
Cheapflights Fare Finder
Customize your flight search to find flights from Phoenix to Denver that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 6, 2026.
Use the filters below to find and compare flights from Phoenix to Denver that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PhoenixDenver
PHX Phoenix Sky Harbor Intl - DEN Denver Intl
PHXDEN
Phoenix Sky Harbor Intl
Sun 9/6
9:51 am-3:02 pm
1 stop4h 11m
Denver Intl
Fri 9/11
10:45 am-4:10 pm
1 stop6h 25m
$237
PhoenixDenver
PHX Phoenix Sky Harbor Intl - DEN Denver Intl
PHXDEN
Phoenix Sky Harbor Intl
Thu 8/27
8:00 am-12:15 pm
1 stop3h 15m
Denver Intl
Mon 8/31
10:15 am-12:45 pm
1 stop3h 30m
$246
PhoenixDenver
PHX Phoenix Sky Harbor Intl - DEN Denver Intl
PHXDEN
Phoenix Sky Harbor Intl
Thu 9/3
5:10 pm-10:55 pm
1 stop4h 45m
Denver Intl
Sat 9/5
3:56 pm-10:11 pm
1 stop7h 15m
$246
PhoenixDenver
PHX Phoenix Sky Harbor Intl - DEN Denver Intl
PHXDEN
Phoenix Sky Harbor Intl
Tue 9/1
1:20 pm-8:01 pm
1 stop5h 41m
Denver Intl
Sat 9/5
12:54 pm-3:55 pm
1 stop4h 01m
$246
PhoenixDenver
PHX Phoenix Sky Harbor Intl - DEN Denver Intl
PHXDEN
Phoenix Sky Harbor Intl
Wed 9/2
6:00 am-12:04 pm
1 stop5h 04m
Denver Intl
Thu 9/10
10:45 am-4:10 pm
1 stop6h 25m
$255
PhoenixDenver
PHX Phoenix Sky Harbor Intl - DEN Denver Intl
PHXDEN
Phoenix Sky Harbor Intl
Fri 9/4
5:10 pm-10:55 pm
1 stop4h 45m
Denver Intl
Thu 9/10
7:05 am-12:15 pm
1 stop6h 10m
$276
PhoenixDenver
PHX Phoenix Sky Harbor Intl - DEN Denver Intl
PHXDEN
Phoenix Sky Harbor Intl
Fri 9/4
5:10 pm-10:55 pm
1 stop4h 45m
Denver Intl
Fri 9/11
10:45 am-4:10 pm
1 stop6h 25m
$287
PhoenixDenver
PHX Phoenix Sky Harbor Intl - DEN Denver Intl
PHXDEN
Phoenix Sky Harbor Intl
Thu 9/3
12:15 pm-5:15 pm
1 stop4h 00m
Denver Intl
Tue 9/8
12:35 pm-3:25 pm
1 stop3h 50m
$301
Quickest round-trip
PhoenixDenver
PHX Phoenix Sky Harbor Intl - DEN Denver Intl
PHXDEN
Phoenix Sky Harbor Intl
Fri 8/28
8:50 pm-11:35 pm
Nonstop1h 45m
Denver Intl
Sun 8/30
4:40 pm-5:35 pm
Nonstop1h 55m
$307
PhoenixDenver
PHX Phoenix Sky Harbor Intl - DEN Denver Intl
PHXDEN
Phoenix Sky Harbor Intl
Sat 8/22
6:02 am-6:32 pm
2 stops11h 30m
Denver Intl
Sat 8/29
6:17 am-2:33 pm
1 stop9h 16m
$328
Showing 1-10 of 18 resultsSorted by cheapest first
Best time to book a flight from Phoenix to Denver
Have a flexible travel schedule? Discover the best time to fly to Denver from Phoenix with our price prediction graph.
PH1-DEN
PHX-DEN
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Phoenix to Denver
PH1-DEN
PHX-DEN
What is the cheapest month to book a flight from Phoenix to Denver?
Currently, February is the cheapest month in which you can book a flight from Phoenix to Denver (average of $150). Flying from Phoenix to Denver in July is currently the most expensive (average of $247). 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.
What is the cheapest time of day to fly from PHX to DEN?
Find hourly flight availability from Phoenix to Denver. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 6, 2026.
It’s optimal to fly from Phoenix to Denver in the evening. By choosing this option you can save up to 44% on the cost of your flight, compared to a flight at noon.
Weekly flight availability from Phoenix to Denver
Explore weekly flight availability from Phoenix to Denver. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated August 6, 2026.
The most flights from PH1 to DEN are scheduled on a Wednesday (37 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (12 on average).
How much does it cost to fly round-trip from Phoenix to Denver?
Airfare is below average for this route at the moment.
Phoenix to Denver flights typically cost between $133 and $266 in September.The cheapest round-trip price found within the last 5 days was $105 on Frontier (Sep 5-Sep 7).
How often are flights from Phoenix to Denver delayed?
About 16% of weekly flights between Phoenix and Denver have experienced delays in the past year, with the average delay time being 127 minutes.
What is the most punctual flight time for Phoenix to Denver flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Saturday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Phoenix to Denver flights?
Over the last year, United Airlines have had the lowest number of delays on this route, with just 11% of flights being delayed.
How far ahead should I book a flight from Phoenix to Denver?
The price you pay for your flight from Phoenix to Denver may vary depending on when you book. For the best chance of a lower fare, look to book 68 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest day to fly from Phoenix to Denver?
Use this chart to determine the cheapest time to fly round-trip from Phoenix to Denver. Price data was last updated on August 1, 2026.
Travelers seeking maximum savings on their Phoenix to Denver flight should consider departing on Thursday 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.
Reviews of airlines servicing Denver
Get insights into the airlines that provide service to Denver. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Denver. Reviews last updated August 6, 2026.
Read through reviews of airlines operating flights from Phoenix to Denver, such as Southwest,United Airlines, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Comfort
8.0
Crew
8.6
Overall
8.0
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Food
7.0
Comfort
8.0
Crew
8.6
Overall
8.0
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Food
7.0
Comfort
8.0
Crew
8.6
Overall
8.0
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Food
7.0
Comfort
8.0
Crew
8.6
Overall
8.0
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Food
7.0
Comfort
8.0
Crew
8.6
Overall
8.0
Entertainment
7.5
Boarding
8.1
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Related info for your journey
Find useful and relevant information for your journey from Phoenix to Denver. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Denver?
Book flights to Denver if you plan to visit one of these locationsThornton
Westminster
Black Hawk
Centennial
Lakewood
Broomfield
Golden
Lone Tree
Wheat Ridge
Silverthorne
Central City
Fort Morgan
Cripple Creek
Greeley
Winter Park
Limon
Manitou Springs
Frisco
Englewood
Glendale
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Other flights to Denver
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Top 4 airlines flying from Phoenix to Denver
Discover the top 4 airlines that operate flights from Phoenix to Denver. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$62 | Average$172 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$137 | Average$262 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$141 | Average$321 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$158 | Average$301 | FlexibilityNo cancel fee | On-time63% |