$49+ Cheap flights from Sky Harbor Intl (PHX) to Fort Collins, CO
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/14. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — DEN
Oct 15 — Oct 221
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Sky Harbor Intl to Fort Collins 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 Sky Harbor Intl to Fort Collins are usually found in February or October, booked 69 days in advance, depart on a Saturday or Thursday and return on a Saturday
Cheap flight deals from Sky Harbor Intl to Fort Collins
Cheapest
Best
Last-minute
One-way
Cheapest flights from Sky Harbor Intl to Fort CollinsExplore the most affordable flight options available from Sky Harbor Intl to Fort Collins. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2026.
Explore the most affordable flight options available from Sky Harbor Intl to Fort Collins. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 11/119:59 pm -
Nonstop1h 54m
Thu 11/126:46 pm -
Nonstop2h 08m
Deal found 9/11![Frontier logo]()
$95
This Frontier deal was found by Cheapflights users on 9/13. 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 10/317:15 am -
Nonstop1h 52m
Mon 11/210:37 pm -
Nonstop2h 05m
Deal found 9/13![Frontier logo]()
$96
This Cheapflightsfares deal was found by Cheapflights users on 9/10. 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 10/238:51 pm -
Nonstop1h 52m
Wed 10/282:28 pm -
1 stop7h 37m
Deal found 9/10![Frontier logo]()
$97
This Cheapflightsfares deal was found by Cheapflights users on 9/11. 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 10/98:51 pm -
Nonstop1h 52m
Wed 10/1410:44 pm -
Nonstop2h 04m
Deal found 9/11![Frontier logo]()
$98
This Frontier deal was found by Cheapflights users on 9/10. 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.
Mon 10/261:12 pm -
1 stop6h 12m
Thu 10/2910:37 pm -
Nonstop2h 05m
Deal found 9/10![Frontier logo]()
$99
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 10/288:59 pm -
Nonstop1h 50m
Thu 10/2910:37 pm -
Nonstop2h 05m
Deal found 9/15![Frontier logo]()
$100
This Cheapflightsfares deal was found by Cheapflights users on 9/10. 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 10/178:21 am -
1 stop6h 22m
Fri 10/2310:44 pm -
Nonstop2h 04m
Deal found 9/10![Frontier logo]()
$101
This Cheapflightsfares deal was found by Cheapflights users on 9/13. 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 10/308:59 pm -
Nonstop1h 50m
Mon 11/210:37 pm -
Nonstop2h 05m
Deal found 9/13![Frontier logo]()
$102
This Cheapflightsfares deal was found by Cheapflights users on 9/14. 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.
Tue 10/136:15 am -
Nonstop1h 55m
Tue 10/1310:44 pm -
Nonstop2h 04m
Deal found 9/14![Frontier logo]()
$103
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 10/309:15 am -
Nonstop1h 51m
Fri 10/3010:37 pm -
Nonstop2h 05m
Deal found 9/11![Frontier logo]()
$104
This Cheapflightsfares deal was found by Cheapflights users on 9/10. 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 10/79:15 am -
Nonstop1h 56m
Sat 10/1010:44 pm -
Nonstop2h 04m
Deal found 9/10![Frontier logo]()
$106
Best flights from Sky Harbor Intl to Fort CollinsDiscover carefully curated flight deals from Sky Harbor Intl to Fort Collins that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2026.
Discover carefully curated flight deals from Sky Harbor Intl to Fort Collins that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2026.
This Delta deal was found by Cheapflights users on 9/14. 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.
Mon 10/55:15 pm -
1 stop4h 26m
Thu 10/85:25 am -
1 stop4h 21m
Deal found 9/14![Delta logo]()
$233
This Alaska Airlines deal was found by Cheapflights users on 9/11. 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.
Mon 10/2610:12 am -
1 stop6h 49m
Thu 10/2912:31 pm -
1 stop7h 11m
Deal found 9/11![Alaska Airlines logo]()
$235
This Southwest deal was found by Cheapflights users on 9/14. 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.
Mon 10/265:20 am -
Nonstop1h 45m
Wed 11/48:20 am -
Nonstop2h 10m
Deal found 9/14![Southwest logo]()
$301
This KAYAK deal was found by Cheapflights users on 9/10. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/73:15 pm -
1 stop7h 36m
Sat 10/1712:49 pm -
1 stop6h 33m
Deal found 9/10![Alaska Airlines logo]()
$257
This Southwest deal was found by Cheapflights users on 9/12. 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.
Sat 10/318:50 am -
1 stop3h 30m
Sat 11/712:05 pm -
2 stops6h 45m
Deal found 9/12![Southwest logo]()
$307
This Alaska Airlines deal was found by Cheapflights users on 9/10. 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.
Sun 10/2510:12 am -
1 stop12h 47m
Tue 10/2712:31 pm -
1 stop7h 11m
Deal found 9/10![Alaska Airlines logo]()
$295
This Southwest deal was found by Cheapflights users on 9/13. 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.
Sat 10/242:05 pm -
Nonstop1h 45m
Mon 10/262:20 pm -
Nonstop1h 55m
Deal found 9/13![Southwest logo]()
$316
This Alaska Airlines deal was found by Cheapflights users on 9/13. 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.
Mon 10/2610:12 am -
1 stop6h 49m
Mon 11/21:55 pm -
1 stop5h 45m
Deal found 9/13![Alaska Airlines logo]()
$300
This Alaska Airlines deal was found by Cheapflights users on 9/14. 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.
Tue 10/209:05 am -
2 stops12h 32m
Tue 10/2712:31 pm -
1 stop7h 11m
Deal found 9/14![Alaska Airlines logo]()
$308
This Alaska Airlines deal was found by Cheapflights users on 9/14. 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.
Tue 10/273:42 pm -
1 stop5h 30m
Wed 10/285:57 pm -
2 stops15h 24m
Deal found 9/14![Alaska Airlines logo]()
$324
This Alaska Airlines deal was found by Cheapflights users on 9/10. 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.
Mon 9/287:49 pm -
1 stop15h 31m
Sat 10/37:53 am -
2 stops13h 48m
Deal found 9/10![Alaska Airlines logo]()
$330
Last-minute flights from Sky Harbor Intl to Fort CollinsDiscover last-minute flight deals from Sky Harbor Intl to Fort Collins. Data last updated September 15, 2026 and is based on user searches.
Discover last-minute flight deals from Sky Harbor Intl to Fort Collins. Data last updated September 15, 2026 and is based on user searches.
This Priceline deal was found by Cheapflights users on 9/10. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/226:25 am -
Nonstop2h 18m
Wed 9/237:00 am -
Nonstop2h 00m
Deal found 9/10![Frontier logo]()
$193
This Frontier deal was found by Cheapflights users on 9/13. 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.
Wed 9/239:15 am -
Nonstop1h 56m
Thu 10/110:47 pm -
Nonstop1h 56m
Deal found 9/13![Frontier logo]()
$153
This Kiwi.com deal was found by Cheapflights users on 9/12. 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 9/239:15 am -
Nonstop1h 56m
Fri 10/210:47 pm -
Nonstop1h 56m
Deal found 9/12![Frontier logo]()
$182
This Super.com deal was found by Cheapflights users on 9/11. 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 9/236:25 am -
Nonstop2h 18m
Wed 9/2310:47 pm -
Nonstop1h 56m
Deal found 9/11![Frontier logo]()
$195
This Cheapflightsfares deal was found by Cheapflights users on 9/12. 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 9/249:15 am -
Nonstop1h 56m
Wed 10/710:47 pm -
Nonstop1h 56m
Deal found 9/12![Frontier logo]()
$152
This Cheapflightsfares deal was found by Cheapflights users on 9/10. 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 9/246:25 am -
Nonstop2h 18m
Wed 9/306:45 pm -
Nonstop2h 06m
Deal found 9/10![Frontier logo]()
$156
This Cheapflightsfares deal was found by Cheapflights users on 9/11. 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 9/248:56 pm -
Nonstop1h 52m
Sun 9/277:00 am -
Nonstop2h 00m
Deal found 9/11![Frontier logo]()
$186
This deal was found by Cheapflights users on 9/11. 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.
Fri 9/255:23 pm -
1 stop5h 21m
Fri 10/210:47 pm -
Nonstop1h 56m
Deal found 9/11![Frontier logo]()
$162
This Cheapflightsfares deal was found by Cheapflights users on 9/14. 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 9/259:15 am -
Nonstop1h 56m
Thu 10/110:47 pm -
Nonstop1h 56m
Deal found 9/14![Frontier logo]()
$166
This Frontier deal was found by Cheapflights users on 9/13. 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.
Fri 9/258:56 pm -
Nonstop1h 52m
Sat 10/36:45 pm -
Nonstop2h 06m
Deal found 9/13![Frontier logo]()
$168
One-way flights from Sky Harbor Intl to Fort CollinsSearch for one-way flight options from Sky Harbor Intl to Fort Collins. Find affordable one-way fares based on user searches. Data last updated September 15, 2026.
Search for one-way flight options from Sky Harbor Intl to Fort Collins. Find affordable one-way fares based on user searches. Data last updated September 15, 2026.
This Super.com deal was found by Cheapflights users on 9/14. 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 10/148:51 pm -
Nonstop1h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Frontier logo]()
$49
This Frontier deal was found by Cheapflights users on 9/10. 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.
Tue 10/66:25 am -
Nonstop2h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Frontier logo]()
$54
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 10/108:51 pm -
Nonstop1h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Frontier logo]()
$58
This Super.com deal was found by Cheapflights users on 9/10. 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.
Fri 10/236:15 am -
Nonstop1h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Frontier logo]()
$60
This Mytrip deal was found by Cheapflights users on 9/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/308:59 pm -
Nonstop1h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Frontier logo]()
$61
This Super.com deal was found by Cheapflights users on 9/15. 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 11/57:15 am -
Nonstop1h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Frontier logo]()
$62
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 9/3010:20 am -
1 stop27h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Frontier logo]()
$69
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 10/2612:25 pm -
1 stop25h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Frontier logo]()
$71
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 11/182:00 pm -
1 stop19h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Frontier logo]()
$72
Find flight deals from Sky Harbor Intl to Fort Collins
Keep the following information in mind while searching for Sky Harbor Intl to Fort Collins flight deals. Data was last updated September 15, 2026.
Round-trip from | $95 (Super.com) |
|---|---|
One-way from | $49 (Super.com) |
Popular in | July |
Cheapest in | February |
Average price | $215 |
Cheapflights Fare Finder
Customize your flight search to find flights from Sky Harbor Intl to Fort Collins 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 7,457,451 searches. Data last updated September 15, 2026.
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Fort Collins 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
Thu 10/8
5:27 pm-10:40 pm
1 stop4h 13m
Denver Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$99
PhoenixDenver
PHX Phoenix Sky Harbor Intl - DEN Denver Intl
PHXDEN
Phoenix Sky Harbor Intl
Sat 10/10
9:55 am-4:56 pm
1 stop6h 01m
Denver Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$99
PhoenixDenver
PHX Phoenix Sky Harbor Intl - DEN Denver Intl
PHXDEN
Phoenix Sky Harbor Intl
Thu 10/29
10:00 pm-12:50 am
Nonstop1h 50m
Denver Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$124
PhoenixDenver
PHX Phoenix Sky Harbor Intl - DEN Denver Intl
PHXDEN
Phoenix Sky Harbor Intl
Wed 11/18
1:00 pm-2:50 pm
Nonstop1h 50m
Denver Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$138
PhoenixDenver
PHX Phoenix Sky Harbor Intl - DEN Denver Intl
PHXDEN
Phoenix Sky Harbor Intl
Sat 10/3
10:12 am-6:01 pm
1 stop6h 49m
Denver Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$149
Quickest round-trip
PhoenixDenver
PHX Phoenix Sky Harbor Intl - DEN Denver Intl
PHXDEN
Phoenix Sky Harbor Intl
Fri 10/2
4:30 pm-7:15 pm
Nonstop1h 45m
Denver Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$159
PhoenixDenver
PHX Phoenix Sky Harbor Intl - DEN Denver Intl
PHXDEN
Phoenix Sky Harbor Intl
Thu 9/24
8:50 pm-11:40 pm
Nonstop1h 50m
Denver Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$159
PhoenixDenver
PHX Phoenix Sky Harbor Intl - DEN Denver Intl
PHXDEN
Phoenix Sky Harbor Intl
Sun 10/11
6:05 am-8:55 am
Nonstop1h 50m
Denver Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$159
PhoenixDenver
PHX Phoenix Sky Harbor Intl - DEN Denver Intl
PHXDEN
Phoenix Sky Harbor Intl
Fri 10/9
5:27 pm-10:40 pm
1 stop4h 13m
Denver Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$169
PhoenixDenver
PHX Phoenix Sky Harbor Intl - DEN Denver Intl
PHXDEN
Phoenix Sky Harbor Intl
Mon 10/5
5:15 pm-10:41 pm
1 stop4h 26m
Denver Intl
Thu 10/8
5:25 am-8:46 am
1 stop4h 21m
$233
Showing 1-10 of 20 resultsSorted by cheapest first
Best time to book a flight from Sky Harbor Intl to Fort Collins
Have a flexible travel schedule? Discover the best time to fly to Fort Collins from Sky Harbor Intl with our price prediction graph.
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 Sky Harbor Intl Airport to Fort Collins
PHX-FC9
PHX-DEN
What is the cheapest time of day to fly from PHX to FC9?
Find hourly flight availability from Sky Harbor Intl to Fort Collins. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2026.
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 44% on airfare.
Weekly flight availability from Phoenix Sky Harbor Intl Airport to Fort Collins
Explore weekly flight availability from Sky Harbor Intl to Fort Collins. 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 September 15, 2026.
The most flights from PHX to FC9 are scheduled on a Sunday (45 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (17 on average).
How much does it cost to fly round-trip from Phoenix Sky Harbor Intl Airport to Fort Collins?
Airfare is below average for this route at the moment.
Phoenix Sky Harbor Intl Airport to Fort Collins flights typically cost between $150 and $297 in October.The cheapest round-trip price found within the last 5 days was $95 on Frontier (Oct 14-Oct 21).
What is the cheapest day to fly from Phoenix Sky Harbor Intl Airport to Fort Collins?
Use this chart to determine the cheapest time to fly round-trip from Sky Harbor Intl to Fort Collins. Price data was last updated on September 12, 2026.
Travelers seeking maximum savings on their Phoenix Sky Harbor Intl Airport to Fort Collins 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 Fort Collins
Get insights into the airlines that provide service to Fort Collins. 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 Fort Collins. Reviews last updated September 15, 2026.
Get a feel of what it's like to fly with Southwest,United Airlines, andAmerican Airlines from Phoenix Sky Harbor Intl Airport to Fort Collins by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Related info for your journey
Find useful and relevant information for your journey from Sky Harbor Intl to Fort Collins. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Sky Harbor Intl
Popular flights
Top destinations
Alternative routes for Sky Harbor Intl to Fort Collins
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Fort Collins by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Sky Harbor Intl to Fort Collins by cabin class
Find flights from Sky Harbor Intl to Fort Collins, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Sky Harbor Intl and Fort Collins flights
Browse other Sky Harbor Intl and Fort Collins flight options. Last updated on September 15, 2026.
Other flights from Sky Harbor Intl
Browse through other flights departing from Sky Harbor Intl. Flights are based on user searches made on Cheapflights and were last updated on September 15, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Sky Harbor Intl to Fort Collins flights
Consider these flights traveling from Sky Harbor Intl to Fort Collins.
Top 4 airlines flying from Sky Harbor Intl to Fort Collins
Discover the top 4 airlines that operate flights from Sky Harbor Intl to Fort Collins. 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 7,457,451 searches. Data last updated September 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$62 | Average$159 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$139 | Average$274 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$146 | Average$313 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$174 | Average$314 | FlexibilityNo cancel fee | On-time63% |