$109+ Cheap flights from Portland (PDX) to Fort Collins, CO
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 11/14. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — DEN
Jul 15 — Jul 221
Round-trip
1 adult, Economy
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Find cheap flights from Portland 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 Portland to Fort Collins are usually found in August or September, booked 83 days in advance, depart on a Friday or Thursday and return on a Saturday
Cheap flight deals from Portland to Fort Collins
Cheapest
Best
Last-minute
One-way
Cheapest flights from Portland to Fort CollinsExplore the most affordable flight options available from Portland to Fort Collins. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 15, 2026.
Explore the most affordable flight options available from Portland to Fort Collins. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 15, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 6/11. 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.
Tue 7/75:16 pm
PDX
- DEN
Nonstop2h 43m
Frontier
Sat 7/113:08 pm
DEN
- PDX
Nonstop2h 43m
Frontier
Deal found 6/11![Frontier logo]()
$196
This Kiwi.com deal was found by Cheapflights users on 6/11. 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.
Thu 8/2012:26 pm
PDX
- DEN
Nonstop2h 42m
Multiple Airlines
Tue 8/258:08 am
DEN
- PDX
Nonstop2h 42m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$197
This Frontier deal was found by Cheapflights users on 6/10. 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.
Wed 7/85:21 pm
PDX
- DEN
Nonstop2h 43m
Frontier
Sat 7/113:08 pm
DEN
- PDX
Nonstop2h 43m
Frontier
Deal found 6/10![Frontier logo]()
$198
This Cheapflightsfares deal was found by Cheapflights users on 6/10. 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.
Tue 7/285:16 pm
PDX
- DEN
Nonstop2h 43m
Frontier
Fri 8/73:08 pm
DEN
- PDX
Nonstop2h 43m
Frontier
Deal found 6/10![Frontier logo]()
$199
This Kiwi.com deal was found by Cheapflights users on 6/12. 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.
Fri 9/185:58 pm
PDX
- DEN
Nonstop2h 48m
Multiple Airlines
Sun 9/202:45 pm
DEN
- PDX
Nonstop2h 50m
Multiple Airlines
Deal found 6/12![Multiple Airlines logo]()
$200
This Cheapflightsfares deal was found by Cheapflights users on 6/10. 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.
Tue 8/115:16 pm
PDX
- DEN
Nonstop2h 43m
Frontier
Fri 8/144:20 pm
DEN
- PDX
1 stop20h 15m
Frontier
Deal found 6/10![Frontier logo]()
$201
This Cheapflightsfares deal was found by Cheapflights users on 6/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/295:21 pm
PDX
- DEN
Nonstop2h 43m
Frontier
Wed 8/510:39 pm
DEN
- PDX
1 stop13h 56m
Frontier
Deal found 6/15![Frontier logo]()
$202
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/185:54 pm
PDX
- DEN
1 stop5h 04m
Delta
Wed 8/266:43 pm
DEN
- PDX
1 stop6h 13m
Delta
Deal found 6/10![Delta logo]()
$203
This Alaska Airlines deal was found by Cheapflights users on 6/11. 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.
Thu 8/66:04 pm
PDX
- DEN
Nonstop2h 36m
Alaska Airlines
Wed 8/128:00 am
DEN
- PDX
Nonstop2h 46m
Alaska Airlines
Deal found 6/11![Alaska Airlines logo]()
$204
This Booking.com deal was found by Cheapflights users on 6/12. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/265:42 pm
PDX
- DEN
Nonstop2h 41m
Multiple Airlines
Fri 8/281:43 pm
DEN
- PDX
1 stop5h 54m
Multiple Airlines
Deal found 6/12![Multiple Airlines logo]()
$205
This Kiwi.com deal was found by Cheapflights users on 6/15. 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 7/225:21 pm
PDX
- DEN
Nonstop2h 43m
Frontier
Sun 7/263:08 pm
DEN
- PDX
Nonstop2h 43m
Frontier
Deal found 6/15![Frontier logo]()
$206
This Kiwi.com deal was found by Cheapflights users on 6/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1012:20 pm
PDX
- DEN
Nonstop2h 43m
Frontier
Wed 8/1210:39 pm
DEN
- PDX
1 stop13h 56m
Frontier
Deal found 6/13![Frontier logo]()
$207
Best flights from Portland to Fort CollinsDiscover carefully curated flight deals from Portland to Fort Collins that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 15, 2026.
Discover carefully curated flight deals from Portland to Fort Collins that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 15, 2026.
This Alaska Airlines deal was found by Cheapflights users on 6/11. 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 11/210:33 am
PDX
- DEN
Nonstop2h 42m
Alaska Airlines
Tue 11/32:55 pm
DEN
- PDX
Nonstop2h 54m
Alaska Airlines
Deal found 6/11![Alaska Airlines logo]()
$204
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/165:54 pm
PDX
- DEN
1 stop5h 04m
Delta
Wed 8/196:20 am
DEN
- PDX
1 stop5h 22m
Delta
Deal found 6/10![Delta logo]()
$223
This United Airlines deal was found by Cheapflights users on 6/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/265:00 am
PDX
- DEN
Nonstop2h 31m
United Airlines
Sun 8/25:15 am
DEN
- PDX
1 stop6h 05m
United Airlines
Deal found 6/14![United Airlines logo]()
$297
This Southwest deal was found by Cheapflights users on 6/12. 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.
Wed 9/27:05 am
PDX
- DEN
1 stop7h 05m
Southwest
Mon 9/74:10 pm
DEN
- PDX
2 stops7h 00m
Southwest
Deal found 6/12![Southwest logo]()
$327
This Alaska Airlines deal was found by Cheapflights users on 6/14. 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.
Wed 11/115:49 pm
PDX
- DEN
Nonstop2h 39m
Alaska Airlines
Sun 11/157:50 am
DEN
- PDX
Nonstop3h 00m
Alaska Airlines
Deal found 6/14![Alaska Airlines logo]()
$227
This Delta deal was found by Cheapflights users on 6/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/185:50 pm
PDX
- DEN
1 stop5h 04m
Delta
Mon 9/216:20 am
DEN
- PDX
1 stop6h 36m
Delta
Deal found 6/11![Delta logo]()
$243
This Delta deal was found by Cheapflights users on 6/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/245:50 pm
PDX
- DEN
1 stop5h 04m
Delta
Fri 10/21:14 pm
DEN
- PDX
1 stop4h 56m
Delta
Deal found 6/13![Delta logo]()
$257
This Southwest deal was found by Cheapflights users on 6/12. 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.
Mon 7/67:40 pm
PDX
- DEN
Nonstop2h 30m
Southwest
Tue 7/142:55 pm
DEN
- PDX
2 stops8h 00m
Southwest
Deal found 6/12![Southwest logo]()
$327
This Southwest deal was found by Cheapflights users on 6/12. 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.
Tue 8/257:50 am
PDX
- DEN
2 stops8h 20m
Southwest
Sun 8/308:55 am
DEN
- PDX
1 stop5h 45m
Southwest
Deal found 6/12![Southwest logo]()
$327
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/311:20 am
PDX
- DEN
1 stop5h 26m
Delta
Tue 7/75:40 am
DEN
- PDX
1 stop3h 57m
Delta
Deal found 6/10![Delta logo]()
$307
This Southwest deal was found by Cheapflights users on 6/14. 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.
Tue 7/145:20 pm
PDX
- DEN
1 stop4h 50m
Southwest
Tue 7/212:55 pm
DEN
- PDX
2 stops8h 00m
Southwest
Deal found 6/14![Southwest logo]()
$333
This Southwest deal was found by Cheapflights users on 6/12. 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 7/115:25 am
PDX
- DEN
2 stops7h 25m
Southwest
Sat 7/184:10 pm
DEN
- PDX
2 stops6h 50m
Southwest
Deal found 6/12![Southwest logo]()
$342
Last-minute flights from Portland to Fort CollinsDiscover last-minute flight deals from Portland to Fort Collins. Data last updated June 15, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Fort Collins. Data last updated June 15, 2026 and is based on user searches.
This Super.com deal was found by Cheapflights users on 6/10. 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.
Sat 6/2012:26 pm
PDX
- DEN
Nonstop2h 42m
Frontier
Tue 6/302:50 pm
DEN
- PDX
Nonstop2h 45m
Frontier
Deal found 6/10![Frontier logo]()
$313
This Super.com deal was found by Cheapflights users on 6/11. 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.
Tue 6/235:20 pm
PDX
- DEN
Nonstop2h 41m
Frontier
Sat 6/273:10 pm
DEN
- PDX
Nonstop2h 47m
Frontier
Deal found 6/11![Frontier logo]()
$311
This Cheapflightsfares deal was found by Cheapflights users on 6/10. 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 6/245:20 pm
PDX
- DEN
Nonstop2h 41m
Frontier
Sat 6/273:10 pm
DEN
- PDX
Nonstop2h 47m
Frontier
Deal found 6/10![Frontier logo]()
$281
This Frontier deal was found by Cheapflights users on 6/11. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/245:20 pm
PDX
- DEN
Nonstop2h 41m
Frontier
Thu 6/253:10 pm
DEN
- PDX
Nonstop2h 47m
Frontier
Deal found 6/11![Frontier logo]()
$300
This Super.com deal was found by Cheapflights users on 6/11. 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.
Thu 6/2512:26 pm
PDX
- DEN
Nonstop2h 42m
Frontier
Tue 6/302:50 pm
DEN
- PDX
Nonstop2h 45m
Frontier
Deal found 6/11![Frontier logo]()
$264
This Super.com deal was found by Cheapflights users on 6/11. 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.
Thu 6/2512:26 pm
PDX
- DEN
Nonstop2h 42m
Frontier
Mon 6/297:00 am
DEN
- PDX
1 stop5h 41m
Frontier
Deal found 6/11![Frontier logo]()
$284
This Cheapflightsfares deal was found by Cheapflights users on 6/10. 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 6/2512:26 pm
PDX
- DEN
Nonstop2h 42m
Frontier
Sun 6/284:26 pm
DEN
- PDX
1 stop28h 21m
Frontier
Deal found 6/10![Frontier logo]()
$286
One-way flights from Portland to Fort CollinsSearch for one-way flight options from Portland to Fort Collins. Find affordable one-way fares based on user searches. Data last updated June 15, 2026.
Search for one-way flight options from Portland to Fort Collins. Find affordable one-way fares based on user searches. Data last updated June 15, 2026.
This CheapOair deal was found by Cheapflights users on 6/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/145:49 pm
PDX
- DEN
Nonstop2h 39m
Alaska Airlines
Deal found 6/10![Alaska Airlines logo]()
$109
This Kiwi.com deal was found by Cheapflights users on 6/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/912:20 pm
PDX
- DEN
Nonstop2h 43m
Frontier
Deal found 6/13![Frontier logo]()
$110
This Alaska Airlines deal was found by Cheapflights users on 6/11. 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.
Thu 8/66:04 pm
PDX
- DEN
Nonstop2h 36m
Alaska Airlines
Deal found 6/11![Alaska Airlines logo]()
$112
This United Airlines deal was found by Cheapflights users on 6/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/283:43 pm
PDX
- DEN
1 stop6h 59m
United Airlines
Deal found 6/10![United Airlines logo]()
$117
This Delta deal was found by Cheapflights users on 6/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/145:45 pm
PDX
- DEN
1 stop4h 43m
Delta
Deal found 6/11![Delta logo]()
$119
This Delta deal was found by Cheapflights users on 6/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/105:54 pm
PDX
- DEN
1 stop5h 04m
Delta
Deal found 6/12![Delta logo]()
$122
This United Airlines deal was found by Cheapflights users on 6/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/243:43 pm
PDX
- DEN
1 stop6h 59m
United Airlines
Deal found 6/13![United Airlines logo]()
$124
This Delta deal was found by Cheapflights users on 6/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/285:54 pm
PDX
- DEN
1 stop5h 04m
Delta
Deal found 6/12![Delta logo]()
$129
This Alaska Airlines deal was found by Cheapflights users on 6/10. 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 8/107:20 am
PDX
- DEN
Nonstop2h 43m
Alaska Airlines
Deal found 6/10![Alaska Airlines logo]()
$131
This Cheapflightsfares deal was found by Cheapflights users on 6/10. 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.
Tue 6/305:20 pm
PDX
- DEN
Nonstop2h 41m
Frontier
Deal found 6/10![Frontier logo]()
$132
This Cheapflightsfares deal was found by Cheapflights users on 6/10. 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.
Mon 7/1312:20 pm
PDX
- DEN
Nonstop2h 43m
Frontier
Deal found 6/10![Frontier logo]()
$133
Find flight deals from Portland to Fort Collins
Keep the following information in mind while searching for Portland to Fort Collins flight deals. Data was last updated June 15, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $196 (Cheapflightsfares) |
One-way from | $109 (CheapOair) |
Popular in | June |
Cheapest in | August |
Average price | $287 |
Cheapflights Fare Finder
Customize your flight search to find flights from Portland 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 2,558,603 searches. Data last updated June 15, 2026.
Use the filters below to find and compare flights from Portland to Fort Collins that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
PortlandDenver
PDX - DEN
PDXDEN
Portland
Mon 11/2
10:33 am-2:15 pm
Nonstop2h 42m
Denver Intl
Tue 11/3
2:55 pm-4:49 pm
Nonstop2h 54m
$204
PortlandDenver
PDX - DEN
PDXDEN
Portland
Sun 8/16
5:54 pm-11:58 pm
1 stop5h 04m
Denver Intl
Wed 8/19
6:20 am-10:42 am
1 stop5h 22m
$223
PortlandDenver
PDX - DEN
PDXDEN
Portland
Wed 11/11
5:49 pm-9:28 pm
Nonstop2h 39m
Denver Intl
Sun 11/15
7:50 am-9:50 am
Nonstop3h 00m
$227
PortlandDenver
PDX - DEN
PDXDEN
Portland
Fri 9/18
5:50 pm-11:54 pm
1 stop5h 04m
Denver Intl
Mon 9/21
6:20 am-11:56 am
1 stop6h 36m
$243
PortlandDenver
PDX - DEN
PDXDEN
Portland
Thu 9/24
5:50 pm-11:54 pm
1 stop5h 04m
Denver Intl
Fri 10/2
1:14 pm-5:10 pm
1 stop4h 56m
$257
PortlandDenver
PDX - DEN
PDXDEN
Portland
Sun 7/26
5:00 am-8:31 am
Nonstop2h 31m
Denver Intl
Sun 8/2
5:15 am-10:20 am
1 stop6h 05m
$297
PortlandDenver
PDX - DEN
PDXDEN
Portland
Fri 7/3
11:20 am-5:46 pm
1 stop5h 26m
Denver Intl
Tue 7/7
5:40 am-8:37 am
1 stop3h 57m
$307
PortlandDenver
PDX - DEN
PDXDEN
Portland
Wed 9/2
7:05 am-3:10 pm
1 stop7h 05m
Denver Intl
Mon 9/7
4:10 pm-10:10 pm
2 stops7h 00m
$327
PortlandDenver
PDX - DEN
PDXDEN
Portland
Mon 7/6
7:40 pm-11:10 pm
Nonstop2h 30m
Denver Intl
Tue 7/14
2:55 pm-9:55 pm
2 stops8h 00m
$327
PortlandDenver
PDX - DEN
PDXDEN
Portland
Tue 8/25
7:50 am-5:10 pm
2 stops8h 20m
Denver Intl
Sun 8/30
8:55 am-1:40 pm
1 stop5h 45m
$327
Showing 1-10 of 24 resultsSorted by cheapest first
Best time to book a flight from Portland to Fort Collins
Have a flexible travel schedule? Discover the best time to fly to Fort Collins from Portland with our price prediction graph.
PDX-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 Portland to Fort Collins
PDX-FC9
PDX-DEN
What is the cheapest time of day to fly from PDX to FC9?
Find hourly flight availability from Portland 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 June 15, 2026.
One of the essential ways to save on airfare from Portland to Fort Collins is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 17% on airfare.
Weekly flight availability from Portland to Fort Collins
Explore weekly flight availability from Portland 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 June 15, 2026.
The most flights from PDX to FC9 are scheduled on a Friday (22 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (7 on average).
How much does it cost to fly round-trip from Portland to Fort Collins?
What is the cheapest day to fly from Portland to Fort Collins?
Use this chart to determine the cheapest time to fly round-trip from Portland to Fort Collins. Price data was last updated on June 8, 2026.
Travelers seeking maximum savings on their Portland to Fort Collins flight should consider departing on Thursday evenings when fares are most often at their lowest. Wednesday evenings 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 June 15, 2026.
Get a feel of what it's like to fly with Alaska Airlines,Southwest, andHawaiian Airlines from Portland 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
7.8
Boarding
8.1
Food
7.1
Entertainment
7.0
Overall
7.9
Crew
8.5
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Comfort
7.8
Boarding
8.1
Food
7.1
Entertainment
7.0
Overall
7.9
Crew
8.5
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Comfort
7.8
Boarding
8.1
Food
7.1
Entertainment
7.0
Overall
7.9
Crew
8.5
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Comfort
7.8
Boarding
8.1
Food
7.1
Entertainment
7.0
Overall
7.9
Crew
8.5
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Comfort
7.8
Boarding
8.1
Food
7.1
Entertainment
7.0
Overall
7.9
Crew
8.5
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Comfort
7.8
Boarding
8.1
Food
7.1
Entertainment
7.0
Overall
7.9
Crew
8.5
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Related info for your journey
Find useful and relevant information for your journey from Portland to Fort Collins. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Top 7 airlines flying from Portland to Fort Collins
Discover the top 7 airlines that operate flights from Portland 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 2,558,603 searches. Data last updated June 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$56 | Average$159 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$88 | Average$236 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$98 | Average$207 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$126 | Average$244 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$140 | Average$263 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$147 | Average$264 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$147 | Average$287 | FlexibilityNo cancel fee | On-time69% |