$137+ 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 10/18. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — DEN
Aug 27 — Sep 31
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Raleigh 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 Raleigh-Durham to Fort Collins are usually found in January or February, booked 49 days in advance, depart on a Thursday or Friday and return on a Friday
Cheap flight deals from Raleigh to Fort Collins
Cheapest
Best
Last-minute
One-way
Cheapest flights from Raleigh to Fort CollinsExplore 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 July 28, 2026.
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 July 28, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/27. 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.
Thu 8/2012:30 pm
RDU
- DEN
1 stop13h 33m
Frontier
Mon 8/241:38 pm
DEN
- RDU
Nonstop3h 31m
Frontier
Deal found 7/27![Frontier logo]()
$248
This Kiwi.com deal was found by Cheapflights users on 7/27. 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.
Tue 8/256:05 am
RDU
- DEN
2 stops17h 39m
Frontier
Sat 8/2911:59 pm
DEN
- RDU
1 stop6h 33m
Frontier
Deal found 7/27![Frontier logo]()
$249
This Kiwi.com deal was found by Cheapflights users on 7/27. 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.
Thu 8/207:05 am
RDU
- DEN
1 stop10h 13m
Multiple Airlines
Wed 8/2611:59 pm
DEN
- RDU
1 stop6h 33m
Multiple Airlines
Deal found 7/27![Multiple Airlines logo]()
$250
This Kiwi.com deal was found by Cheapflights users on 7/27. 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.
Sun 8/166:14 pm
RDU
- DEN
2 stops29h 30m
Frontier
Fri 8/2811:59 pm
DEN
- RDU
1 stop7h 57m
Frontier
Deal found 7/27![Frontier logo]()
$251
This Kiwi.com deal was found by Cheapflights users on 7/27. 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.
Thu 8/2012:30 pm
RDU
- DEN
1 stop13h 33m
Frontier
Tue 8/257:00 am
DEN
- RDU
1 stop10h 21m
Frontier
Deal found 7/27![Frontier logo]()
$252
This Kiwi.com deal was found by Cheapflights users on 7/27. 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 8/1512:26 pm
RDU
- DEN
Nonstop3h 53m
Frontier
Sat 8/221:38 pm
DEN
- RDU
Nonstop3h 31m
Frontier
Deal found 7/27![Frontier logo]()
$253
This Kiwi.com deal was found by Cheapflights users on 7/27. 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.
Tue 10/66:35 am
RDU
- DEN
2 stops17h 14m
Frontier
Sat 10/1011:48 pm
DEN
- RDU
1 stop5h 42m
Frontier
Deal found 7/27![Frontier logo]()
$254
This Kiwi.com deal was found by Cheapflights users on 7/27. 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.
Mon 10/1212:18 pm
RDU
- DEN
Nonstop4h 04m
Frontier
Wed 10/146:30 am
DEN
- RDU
1 stop6h 17m
Frontier
Deal found 7/27![Frontier logo]()
$255
This Kiwi.com deal was found by Cheapflights users on 7/27. 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 8/197:54 pm
RDU
- DEN
Nonstop3h 55m
Frontier
Thu 8/2711:59 pm
DEN
- RDU
1 stop6h 33m
Frontier
Deal found 7/27![Frontier logo]()
$256
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1212:18 pm
RDU
- DEN
Nonstop4h 04m
Frontier
Sat 10/176:00 am
DEN
- RDU
Nonstop3h 23m
Frontier
Deal found 7/28![Frontier logo]()
$257
This Frontier deal was found by Cheapflights users on 7/24. 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 9/2212:48 pm
RDU
- DEN
Nonstop4h 04m
Frontier
Tue 9/296:30 am
DEN
- RDU
Nonstop3h 23m
Frontier
Deal found 7/24![Frontier logo]()
$258
This Kiwi.com deal was found by Cheapflights users on 7/27. 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.
Mon 9/215:26 pm
RDU
- DEN
1 stop8h 49m
Frontier
Fri 10/210:44 am
DEN
- RDU
1 stop11h 45m
Frontier
Deal found 7/27![Frontier logo]()
$259
Best flights from Raleigh to Fort CollinsDiscover carefully curated flight deals from Raleigh to Fort Collins that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 28, 2026.
Discover carefully curated flight deals from Raleigh to Fort Collins that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 28, 2026.
This Southwest deal was found by Cheapflights users on 7/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/96:20 am
RDU
- DEN
2 stops9h 15m
Southwest
Sat 12/127:35 am
DEN
- RDU
2 stops8h 50m
Southwest
Deal found 7/27![Southwest logo]()
$337
This Delta deal was found by Cheapflights users on 7/25. 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 12/255:20 pm
RDU
- DEN
1 stop7h 15m
Delta
Thu 12/316:45 am
DEN
- RDU
1 stop7h 49m
Delta
Deal found 7/25![Delta logo]()
$352
This United Airlines deal was found by Cheapflights users on 7/24. 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 12/2510:14 am
RDU
- DEN
1 stop9h 20m
United Airlines
Thu 12/315:35 pm
DEN
- RDU
Nonstop3h 30m
United Airlines
Deal found 7/24![United Airlines logo]()
$422
This Southwest deal was found by Cheapflights users on 7/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2610:15 am
RDU
- DEN
2 stops6h 55m
Southwest
Sat 8/2911:15 am
DEN
- RDU
2 stops5h 55m
Southwest
Deal found 7/27![Southwest logo]()
$337
This Southwest deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/106:20 am
RDU
- DEN
2 stops9h 15m
Southwest
Thu 12/175:05 am
DEN
- RDU
1 stop5h 15m
Southwest
Deal found 7/26![Southwest logo]()
$342
This Southwest deal was found by Cheapflights users on 7/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/246:45 am
RDU
- DEN
2 stops9h 00m
Southwest
Mon 8/3111:50 am
DEN
- RDU
2 stops7h 15m
Southwest
Deal found 7/27![Southwest logo]()
$347
This United Airlines deal was found by Cheapflights users on 7/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1810:40 am
RDU
- DEN
2 stops11h 29m
United Airlines
Sat 8/227:40 am
DEN
- RDU
1 stop6h 20m
United Airlines
Deal found 7/27![United Airlines logo]()
$432
This Southwest deal was found by Cheapflights users on 7/25. 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 1/96:35 am
RDU
- DEN
2 stops7h 10m
Southwest
Sat 1/306:10 am
DEN
- RDU
2 stops10h 45m
Southwest
Deal found 7/25![Southwest logo]()
$347
This United Airlines deal was found by Cheapflights users on 7/23. 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.
Wed 10/710:40 am
RDU
- DEN
2 stops11h 28m
United Airlines
Sat 10/106:00 am
DEN
- RDU
1 stop5h 49m
United Airlines
Deal found 7/23![United Airlines logo]()
$432
This Southwest deal was found by Cheapflights users on 7/23. 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 9/236:45 am
RDU
- DEN
2 stops10h 00m
Southwest
Sat 9/2611:15 am
DEN
- RDU
2 stops6h 00m
Southwest
Deal found 7/23![Southwest logo]()
$347
This Southwest deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/246:45 am
RDU
- DEN
2 stops9h 00m
Southwest
Wed 9/3011:15 am
DEN
- RDU
2 stops7h 45m
Southwest
Deal found 7/26![Southwest logo]()
$361
This Southwest deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/256:00 am
RDU
- DEN
2 stops7h 00m
Southwest
Sat 10/311:30 am
DEN
- RDU
2 stops6h 50m
Southwest
Deal found 7/24![Southwest logo]()
$411
Last-minute flights from Raleigh to Fort CollinsDiscover last-minute flight deals from Raleigh to Fort Collins. Data last updated July 28, 2026 and is based on user searches.
Discover last-minute flight deals from Raleigh to Fort Collins. Data last updated July 28, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 7/26. 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 8/312:04 pm
RDU
- DEN
1 stop12h 24m
Frontier
Tue 8/181:38 pm
DEN
- RDU
Nonstop3h 31m
Frontier
Deal found 7/26![Frontier logo]()
$314
This Frontier deal was found by Cheapflights users on 7/24. 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 8/52:31 pm
RDU
- DEN
1 stop10h 29m
Frontier
Thu 8/136:03 am
DEN
- RDU
Nonstop3h 28m
Frontier
Deal found 7/24![Frontier logo]()
$304
This Kiwi.com deal was found by Cheapflights users on 7/23. 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 8/612:26 pm
RDU
- DEN
Nonstop3h 53m
Frontier
Sun 8/96:03 am
DEN
- RDU
Nonstop3h 28m
Frontier
Deal found 7/23![Frontier logo]()
$317
This Frontier deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/66:15 am
RDU
- DEN
1 stop9h 46m
Frontier
Sat 8/156:03 am
DEN
- RDU
Nonstop3h 28m
Frontier
Deal found 7/25![Frontier logo]()
$329
This Frontier deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/66:15 am
RDU
- DEN
1 stop9h 46m
Frontier
Mon 8/176:00 am
DEN
- RDU
1 stop6h 54m
Frontier
Deal found 7/25![Frontier logo]()
$354
This Frontier deal was found by Cheapflights users on 7/24. 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 8/710:20 am
RDU
- DEN
1 stop11h 43m
Frontier
Fri 8/711:59 pm
DEN
- RDU
1 stop6h 47m
Frontier
Deal found 7/24![Frontier logo]()
$370
This Kiwi.com deal was found by Cheapflights users on 7/23. 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 8/76:15 am
RDU
- DEN
1 stop9h 46m
Frontier
Sun 8/166:30 am
DEN
- RDU
1 stop23h 41m
Frontier
Deal found 7/23![Frontier logo]()
$372
One-way flights from Raleigh to Fort CollinsSearch for one-way flight options from Raleigh to Fort Collins. Find affordable one-way fares based on user searches. Data last updated July 28, 2026.
Search for one-way flight options from Raleigh to Fort Collins. Find affordable one-way fares based on user searches. Data last updated July 28, 2026.
This Trip.com deal was found by Cheapflights users on 7/27. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/186:35 am
RDU
- DEN
1 stop17h 58m
Frontier
Deal found 7/27![Frontier logo]()
$137
This Kiwi.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/224:05 pm
RDU
- DEN
1 stop8h 28m
Frontier
Deal found 7/25![Frontier logo]()
$143
This Kiwi.com deal was found by Cheapflights users on 7/26. 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 9/310:11 pm
RDU
- DEN
1 stop17h 50m
Frontier
Deal found 7/26![Frontier logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 7/25. 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 8/156:15 am
RDU
- DEN
2 stops15h 48m
Frontier
Deal found 7/25![Frontier logo]()
$145
This Kiwi.com deal was found by Cheapflights users on 7/26. 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 9/239:35 pm
RDU
- DEN
1 stop12h 02m
Frontier
Deal found 7/26![Frontier logo]()
$147
This Kiwi.com deal was found by Cheapflights users on 7/27. 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.
Thu 9/245:26 pm
RDU
- DEN
1 stop8h 49m
Frontier
Deal found 7/27![Frontier logo]()
$149
This Kiwi.com deal was found by Cheapflights users on 7/26. 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 8/296:05 am
RDU
- DEN
2 stops16h 12m
Frontier
Deal found 7/26![Frontier logo]()
$151
This Kiwi.com deal was found by Cheapflights users on 7/25. 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 8/168:06 pm
RDU
- DEN
1 stop14h 01m
Frontier
Deal found 7/25![Frontier logo]()
$153
This Frontier deal was found by Cheapflights users on 7/26. 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 9/2910:07 am
RDU
- DEN
1 stop7h 30m
Frontier
Deal found 7/26![Frontier logo]()
$154
This Frontier deal was found by Cheapflights users on 7/24. 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 9/88:31 am
RDU
- DEN
1 stop7h 05m
Frontier
Deal found 7/24![Frontier logo]()
$155
Find 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 July 28, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $248 (Kiwi.com) |
One-way from | $137 (Trip.com) |
Popular in | June |
Cheapest in | January |
Average price | $439 |
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 July 28, 2026.
Use the filters below to find and compare flights from Raleigh to Fort Collins that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
RaleighDenver
RDU - DEN
RDUDEN
Raleigh-Durham
Wed 12/9
6:20 am-1:35 pm
2 stops9h 15m
Denver Intl
Sat 12/12
7:35 am-6:25 pm
2 stops8h 50m
$337
RaleighDenver
RDU - DEN
RDUDEN
Raleigh-Durham
Wed 8/26
10:15 am-3:10 pm
2 stops6h 55m
Denver Intl
Sat 8/29
11:15 am-7:10 pm
2 stops5h 55m
$337
RaleighDenver
RDU - DEN
RDUDEN
Raleigh-Durham
Thu 12/10
6:20 am-1:35 pm
2 stops9h 15m
Denver Intl
Thu 12/17
5:05 am-12:20 pm
1 stop5h 15m
$342
RaleighDenver
RDU - DEN
RDUDEN
Raleigh-Durham
Mon 8/24
6:45 am-1:45 pm
2 stops9h 00m
Denver Intl
Mon 8/31
11:50 am-9:05 pm
2 stops7h 15m
$347
RaleighDenver
RDU - DEN
RDUDEN
Raleigh-Durham
Sat 1/9
6:35 am-11:45 am
2 stops7h 10m
Denver Intl
Sat 1/30
6:10 am-6:55 pm
2 stops10h 45m
$347
RaleighDenver
RDU - DEN
RDUDEN
Raleigh-Durham
Wed 9/23
6:45 am-2:45 pm
2 stops10h 00m
Denver Intl
Sat 9/26
11:15 am-7:15 pm
2 stops6h 00m
$347
RaleighDenver
RDU - DEN
RDUDEN
Raleigh-Durham
Fri 12/25
5:20 pm-10:35 pm
1 stop7h 15m
Denver Intl
Thu 12/31
6:45 am-4:34 pm
1 stop7h 49m
$352
RaleighDenver
RDU - DEN
RDUDEN
Raleigh-Durham
Thu 9/24
6:45 am-1:45 pm
2 stops9h 00m
Denver Intl
Wed 9/30
11:15 am-9:00 pm
2 stops7h 45m
$361
RaleighDenver
RDU - DEN
RDUDEN
Raleigh-Durham
Fri 9/25
6:00 am-11:00 am
2 stops7h 00m
Denver Intl
Sat 10/3
11:30 am-8:20 pm
2 stops6h 50m
$411
Quickest round-trip
RaleighDenver
RDU - DEN
RDUDEN
Raleigh-Durham
Fri 12/25
10:14 am-5:34 pm
1 stop9h 20m
Denver Intl
Thu 12/31
5:35 pm-11:05 pm
Nonstop3h 30m
$422
Showing 1-10 of 23 resultsSorted by cheapest first
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.
RDU-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 Raleigh to Fort Collins
RDU-FC9
RDU-DEN
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 July 28, 2026.
It’s optimal to fly from Raleigh to Fort Collins at noon. By choosing this option you can save up to 47% on the cost of your flight, compared to a flight in the morning.
Weekly flight availability from Raleigh to Fort Collins
Explore weekly flight availability from Raleigh 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 28, 2026.
The most flights from RDU to FC9 are scheduled on a Saturday (7 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (3 on average).
How much does it cost to fly round-trip from Raleigh to Fort Collins?
Airfare is typical for this route at the moment.
Raleigh to Fort Collins flights typically cost between $239 and $467 in August.The cheapest round-trip price found within the last 5 days was $248 on Frontier (Aug 20-Aug 24).
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 July 25, 2026.
Travelers seeking maximum savings on their Raleigh to Fort Collins flight should consider departing on Thursday at noon when fares are most often at their lowest. Sunday 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 July 28, 2026.
Read through reviews of airlines operating flights from Raleigh to Fort Collins, such as Southwest,Delta, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Food
7.0
Comfort
8.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Food
7.0
Comfort
8.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Food
7.0
Comfort
8.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Food
7.0
Comfort
8.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Food
7.0
Comfort
8.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Food
7.0
Comfort
8.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
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.
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 Raleigh
Popular flights
Top destinations
Alternative routes for Raleigh 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 Raleigh to Fort Collins by cabin class
Find flights from Raleigh to Fort Collins, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Raleigh and Fort Collins flights
Browse other Raleigh and Fort Collins flight options. Last updated on July 28, 2026.
Other flights from Raleigh
Browse through other flights departing from Raleigh. Flights are based on user searches made on Cheapflights and were last updated on July 28, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Raleigh to Fort Collins flights
Consider these flights traveling from Raleigh to Fort Collins.
Top 6 airlines flying from Raleigh to Fort Collins
Discover the top 6 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 July 28, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$98 | Average$265 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$157 | Average$374 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$200 | Average$366 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$208 | Average$469 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$216 | Average$435 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$226 | Average$346 | FlexibilityNo cancel fee | On-timeN/A |