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$75+ 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 8/24. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — DEN
Aug 4 — Aug 111
Mon 8/4
Mon 8/11
1 adult, Economy
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Cheapflights Tip: The best prices from Portland to Fort Collins are usually found in September or October, booked 30 days in advance, depart on a Friday or Saturday and return on a Saturday

Cheap 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 July 30, 2025.

Round-trip from

$101
(Frontier)

One-way from

$75
(Cheapflightsfares)

Popular in

March

Cheapest in

September

Average price

$196
From Portland to Fort Collins
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One-way flight from Portland to Fort Collins
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Highest demand for flights based on searches. 5% potential increase in price ($10 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Portland to Fort Collins

Cheapest flights from Portland to Fort Collins
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 July 30, 2025.

This Frontier deal was found by Cheapflights users on 7/29. 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 9/207:15 amPDX - DEN
Nonstop2h 43mFrontier
Mon 9/2210:29 pmDEN - PDX
Nonstop2h 43mFrontier
Deal found 7/29$101
This Southwest deal was found by Cheapflights users on 7/28. 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 9/205:10 amPDX - DEN
Nonstop2h 30mSouthwest
Sat 9/272:50 pmDEN - PDX
Nonstop2h 35mSouthwest
Deal found 7/28$157

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 July 30, 2025.
Use the filters below to find and compare flights from Portland to Fort Collins that are best for you.

Fly from

Portland

Fly to

Fort Collins

Route

Depart

Return

Price

PortlandDenver

PDX - DEN

PDXDEN

Portland

Sat 9/20

7:15 am-10:58 am

Nonstop2h 43m

Denver Intl

Mon 9/22

10:29 pm-12:12 am

Nonstop2h 43m

$101

PortlandDenver

PDX - DEN

PDXDEN

Portland

Sat 9/20

5:10 am-8:40 am

Nonstop2h 30m

Denver Intl

Sat 9/27

2:50 pm-4:25 pm

Nonstop2h 35m

$157

PortlandDenver

PDX - DEN

PDXDEN

Portland

Sun 8/24

6:27 am-10:06 am

Nonstop2h 39m

$75

PortlandDenver

PDX - DEN

PDXDEN

Portland

Tue 12/9

7:00 am-10:32 am

Nonstop2h 32m

$76

PortlandDenver

PDX - DEN

PDXDEN

Portland

Tue 12/9

10:40 am-7:19 pm

1 stop7h 39m

$82

PortlandDenver

PDX - DEN

PDXDEN

Portland

Sat 8/30

3:18 pm-9:44 pm

1 stop5h 26m

$89

PortlandDenver

PDX - DEN

PDXDEN

Portland

Sat 10/11

6:45 am-3:30 pm

2 stops7h 45m

$94

PortlandDenver

PDX - DEN

PDXDEN

Portland

Mon 9/8

8:04 pm-4:00 am

1 stop6h 56m

$96

PortlandDenver

PDX - DEN

PDXDEN

Portland

Fri 8/22

5:40 pm-11:58 pm

1 stop5h 18m

$114

PortlandDenver

PDX - DEN

PDXDEN

Portland

Fri 8/29

3:22 pm-10:05 pm

1 stop5h 43m

$121

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 11 results
1
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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.
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

How far ahead should I book a flight from Portland to Fort Collins?

Use this chart to determine the optimal time to book a round-trip flight from Portland to Fort Collins. Price data was last updated on July 25, 2025.

To ensure you get the cheapest price possible for a flight from Portland to Fort Collins, you should look to book at least 30 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Portland to Fort Collins?

Currently, October is the cheapest month in which you can book a flight from Portland to Fort Collins (average of $197). Flying from Portland to Fort Collins in March is currently the most expensive (average of $278). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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 July 30, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Portland to Fort Collins as you normally would.

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 December 16, 2024.

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. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 July 30, 2025.

The most flights from PDX to FC9 are scheduled on a Wednesday (21 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (3 on average).

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 July 30, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest, and Delta 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.
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Southwest
8.0
Very good
4,241 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,980 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Hawaiian Airlines
7.8
Good
2,611 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,896 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

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.

  • What airport do you fly from for flights from Portland to Fort Collins?

    Located just 6.0 mi from the city center, Portland is the airport most travelers will use when flying to Fort Collins from Portland. Booking flights from Portland (PDX) to Fort Collins should be relatively easy as there are 14 daily outbound flights to Fort Collins from 6 different airlines.

  • How popular is this Portland to Fort Collins flight route?

    Flights from Portland to Fort Collins have been viewed 216 times in the past calendar month.

  • What are the cheapest airlines to fly from Portland to Fort Collins one-way?

    One-way options have recently been found by users for as low as $75 on Frontier. Other airlines that offer cheap prices include United Airlines from $79 and Alaska Airlines from $88 one-way.

  • What are the most reliable airlines from Portland to Fort Collins?

    Consider Lufthansa (87%), United Airlines (82%) or SWISS (82%) when booking your flight. These represent the most reliable airlines when flying from Portland to Fort Collins.

  • What are the cheapest flights from Portland to Fort Collins?

    While on average a flight from Portland to Fort Collins is generally $965, our data shows the cheapest flight currently is $74. When looking at the most popular route, (Portland - Denver Intl), you can expect to pay $112 for that flight.

  • Can I find deals for flights from Portland to Fort Collins that include hotel bookings?

    Yes. In addition to deals on Portland to Fort Collins flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to Fort Collins?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Fort Collins.

  • Can I find deals for business class flights from Portland to Fort Collins?

    Yes. Cheapflights offers flight deals from Portland to Fort Collins by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Portland to Fort Collins?

    Currently, October is the cheapest month in which you can book a flight from Portland to Fort Collins (average of $197). Flying from Portland to Fort Collins in March is currently the most expensive (average of $278). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Alternative routes for Portland to Fort Collins

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Portland to Fort Collins

Discover the top 6 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 July 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$56Average$135FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$94Average$237FlexibilityNo cancel feeOn-time85%
United AirlinesCheapest$157Average$402FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$157Average$245FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$163Average$262FlexibilityNo cancel feeOn-time75%
DeltaCheapest$196Average$275FlexibilityNo cancel feeOn-timeN/A

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