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Fort Collins

$117+ Cheap flights from Raleigh (RDU) 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 12/16. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — DEN
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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Cheapflights Tip: The best prices from Raleigh-Durham to Fort Collins are usually found in January or September, booked 62 days in advance, depart on a Thursday or Friday and return on a Thursday

Cheap flight deals from Raleigh to Fort Collins

Keep the following information in mind while searching for Raleigh to Fort Collins flight deals. Data was last updated October 29, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$154
(Frontier)

One-way from

$117
(CheapOair)

Popular in

June

Cheapest in

January

Average price

$297
Provider with most accurate pricing for Raleigh-Durham-Denver Intl flight deals.
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Provider most trusted by Cheapflights users for Raleigh-Durham-Denver Intl flights.
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From Raleigh-Durham to Fort Collins
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One-way flight from Raleigh-Durham to Fort Collins
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Highest demand for flights based on searches. 7% potential increase in price ($27 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Raleigh to Fort Collins

Cheapest flights from Raleigh to Fort Collins
Explore the most affordable flight options available from Raleigh to Fort Collins. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

This Frontier deal was found by Cheapflights users on 10/28. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/176:00 amRDU - DEN
1 stop9h 56mFrontier
Fri 12/1212:11 pmDEN - RDU
Nonstop3h 20mFrontier
Deal found 10/28$154
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 12/57:10 pmRDU - DEN
2 stops14h 05mMultiple Airlines
Sun 12/712:11 pmDEN - RDU
Nonstop3h 20mMultiple Airlines
Deal found 10/27$155
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/107:05 pmRDU - DEN
1 stop20h 40mFrontier
Wed 11/1212:05 pmDEN - RDU
1 stop26h 51mFrontier
Deal found 10/28$156
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/186:10 amRDU - DEN
1 stop9h 35mFrontier
Tue 12/96:00 amDEN - RDU
2 stops16h 12mFrontier
Deal found 10/28$158
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1810:33 amRDU - DEN
2 stops14h 22mFrontier
Wed 12/1012:59 amDEN - RDU
1 stop8h 50mFrontier
Deal found 10/28$159
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 11/156:00 amRDU - DEN
1 stop7h 49mFrontier
Sun 11/166:00 amDEN - RDU
1 stop15h 55mFrontier
Deal found 10/27$160
This CheapOair deal was found by Cheapflights users on 10/28. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/106:37 pmRDU - DEN
1 stop17h 21mFrontier
Sun 11/1612:16 amDEN - RDU
1 stop6h 27mFrontier
Deal found 10/28$162
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1711:43 amRDU - DEN
1 stop7h 59mFrontier
Tue 12/911:59 pmDEN - RDU
1 stop14h 45mFrontier
Deal found 10/28$163
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 11/196:10 amRDU - DEN
1 stop9h 35mFrontier
Wed 11/1911:15 pmDEN - RDU
2 stops17h 04mFrontier
Deal found 10/27$164
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/177:05 pmRDU - DEN
1 stop15h 58mFrontier
Tue 11/186:30 pmDEN - RDU
2 stops20h 38mFrontier
Deal found 10/28$165
This Priceline deal was found by Cheapflights users on 10/27. 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.
Fri 12/56:26 pmRDU - DEN
Nonstop4h 14mFrontier
Sat 12/612:59 amDEN - RDU
1 stop9h 09mFrontier
Deal found 10/27$168

Cheapflights Fare Finder

 
Customize your flight search to find flights from Raleigh 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 October 29, 2025.
Use the filters below to find and compare flights from Raleigh to Fort Collins that are best for you.

Fly from

Raleigh

Fly to

Fort Collins

Route

Depart

Return

Price

RaleighDenver

RDU - DEN

RDUDEN

Raleigh-Durham

Sat 12/13

5:39 pm-1:23 am

1 stop9h 44m

Denver Intl

Wed 12/17

11:59 pm-8:28 am

1 stop6h 29m

$217

RaleighDenver

RDU - DEN

RDUDEN

Raleigh-Durham

Wed 1/21

3:35 pm-8:44 pm

1 stop7h 09m

Denver Intl

Fri 1/23

12:30 am-9:55 am

1 stop7h 25m

$237

RaleighDenver

RDU - DEN

RDUDEN

Raleigh-Durham

Wed 1/7

8:45 am-1:37 pm

1 stop6h 52m

Denver Intl

Mon 1/12

12:00 pm-7:49 pm

1 stop5h 49m

$237

RaleighDenver

RDU - DEN

RDUDEN

Raleigh-Durham

Sat 12/13

4:14 pm-6:20 pm

Nonstop4h 06m

Denver Intl

Mon 12/15

5:29 pm-10:45 pm

Nonstop3h 16m

$257

RaleighDenver

RDU - DEN

RDUDEN

Raleigh-Durham

Fri 12/12

7:10 am-9:05 am

Nonstop3h 55m

Denver Intl

Wed 12/17

10:30 am-3:40 pm

Nonstop3h 10m

$267

RaleighDenver

RDU - DEN

RDUDEN

Raleigh-Durham

Thu 1/8

8:03 am-10:13 am

Nonstop4h 10m

Denver Intl

Sun 1/11

9:44 am-3:05 pm

Nonstop3h 21m

$298

RaleighDenver

RDU - DEN

RDUDEN

Raleigh-Durham

Sat 12/13

5:00 am-6:55 am

Nonstop3h 55m

Denver Intl

Thu 12/18

6:45 pm-11:55 pm

Nonstop3h 10m

$307

RaleighDenver

RDU - DEN

RDUDEN

Raleigh-Durham

Sat 12/13

5:00 am-6:55 am

Nonstop3h 55m

Denver Intl

Wed 12/17

10:30 am-3:40 pm

Nonstop3h 10m

$307

RaleighDenver

RDU - DEN

RDUDEN

Raleigh-Durham

Sat 12/13

8:00 am-10:03 am

Nonstop4h 03m

Denver Intl

Wed 12/17

9:50 am-3:08 pm

Nonstop3h 18m

$307

RaleighDenver

RDU - DEN

RDUDEN

Raleigh-Durham

Tue 12/23

3:47 pm-11:13 pm

1 stop9h 26m

Denver Intl

Sat 12/27

11:05 am-4:23 pm

Nonstop3h 18m

$312

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 20 results
1
2

Best time to book a flight from Raleigh to Fort Collins

Have a flexible travel schedule? Discover the best time to fly to Fort Collins from Raleigh 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 Raleigh to Fort Collins

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

Use this chart to determine the optimal time to book a round-trip flight from Raleigh to Fort Collins. Price data was last updated on October 24, 2025.

Booking 62 days in advance of your planned departure date is, on average, the best time to get cheap flights from Raleigh to Fort Collins. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, February is the cheapest month in which you can book a flight from Raleigh to Fort Collins (average of $88). Flying from Raleigh to Fort Collins in July is currently the most expensive (average of $176). 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 RDU to FC9?

Find hourly flight availability from Raleigh 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 October 29, 2025.

It’s optimal to fly from Raleigh to Fort Collins at noon. By choosing this option you can save up to 37% on the cost of your flight, compared to a flight in the morning.

What is the cheapest day to fly from Raleigh to Fort Collins?

Use this chart to determine the cheapest time to fly round-trip from Raleigh to Fort Collins. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Raleigh to Fort Collins flight should consider departing on Wednesday evenings when fares are most often at their lowest. Monday mornings 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 October 29, 2025.
Read through reviews of airlines operating flights from Raleigh to Fort Collins, such as Southwest, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,241 reviews

Boarding

8.1

Overall

8.0

Food

7.0

Comfort

8.0

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,241 reviews
Southwest
8.0
Very good
4,241 reviews

Boarding

8.1

Overall

8.0

Food

7.0

Comfort

8.0

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
7.9
Good
7,992 reviews
Southwest
8.0
Very good
4,241 reviews

Boarding

8.1

Overall

8.0

Food

7.0

Comfort

8.0

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,999 reviews
Southwest
8.0
Very good
4,241 reviews

Boarding

8.1

Overall

8.0

Food

7.0

Comfort

8.0

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,032 reviews
Southwest
8.0
Very good
4,241 reviews

Boarding

8.1

Overall

8.0

Food

7.0

Comfort

8.0

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,124 reviews
Southwest
8.0
Very good
4,241 reviews

Boarding

8.1

Overall

8.0

Food

7.0

Comfort

8.0

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Raleigh 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 Raleigh to Fort Collins?

    Raleigh-Durham (RDU), located 11.1 mi from the city center, is the airport you fly out of when you book flights from Raleigh to Fort Collins. 7 airlines have flights from Raleigh-Durham to Fort Collins on a regular basis. Booking flights from Raleigh-Durham to Fort Collins should not be difficult; the airport handles an average of 3 outbound flights to Fort Collins per day.

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

    This flight path from Raleigh-Durham to Fort Collins was viewed by 116 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Raleigh to Fort Collins?

    Departing from Raleigh to Fort Collins will take you 4h 06m. Airlines will cover a distance of 1432 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $117. Delta flights start at $119 while deals on American Airlines start at $119 one-way.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Raleigh to Fort Collins on time: United Airlines (94%), Southwest (81%), Frontier (60%).

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

    Looking for the cheapest flight from Raleigh to Fort Collins? While on average our users pay $1,025, our data indicates the cheapest price to be $93. The most popular route (Raleigh-Durham - Denver Intl), is priced around $164.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Raleigh 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 Raleigh to Fort Collins?

    Currently, February is the cheapest month in which you can book a flight from Raleigh to Fort Collins (average of $88). Flying from Raleigh to Fort Collins in July is currently the most expensive (average of $176). 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.

See more FAQs

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Alternative routes for Raleigh to Fort Collins

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Raleigh to Fort Collins

Discover the top 7 airlines that operate flights from Raleigh 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 October 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$107Average$252FlexibilityNo cancel feeOn-time62%
DeltaCheapest$138Average$312FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$200Average$311FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$200Average$425FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$207Average$365FlexibilityNo cancel feeOn-time63%
JetBlueCheapest$244Average$394FlexibilityNo cancel feeOn-time62%
Sun Country AirCheapest$255Average$310FlexibilityNo cancel feeOn-time83%

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