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$122+ Cheap flights from Colorado to Raleigh (RDU)

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 8/22. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — RDU
Jul 2 — Jul 91
Thu 7/2
Thu 7/9
1 adult, Economy
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Cheap flight deals from Colorado to Raleigh

Cheapest flights from Colorado to Raleigh
Explore the most affordable flight options available from Colorado to Raleigh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 2, 2026.

This Super.com deal was found by Cheapflights users on 5/28. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:30 am
DEN
-
RDU
Nonstop3h 23m
Frontier
Wed 9/3012:48 pm
RDU
-
DEN
Nonstop4h 04m
Frontier
Deal found 5/28$173
This Kiwi.com deal was found by Cheapflights users on 6/1. 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 9/296:30 am
DEN
-
RDU
Nonstop3h 23m
Frontier
Mon 10/512:48 pm
RDU
-
DEN
Nonstop4h 04m
Frontier
Deal found 6/1$198
This Orbitz deal was found by Cheapflights users on 5/31. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/176:00 am
DEN
-
RDU
Nonstop3h 23m
Frontier
Tue 10/2012:18 pm
RDU
-
DEN
Nonstop4h 04m
Frontier
Deal found 5/31$199
This Kiwi.com deal was found by Cheapflights users on 6/1. 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 9/286:30 am
DEN
-
RDU
Nonstop3h 23m
Frontier
Thu 10/112:48 pm
RDU
-
DEN
Nonstop4h 04m
Frontier
Deal found 6/1$203
This Orbitz deal was found by Cheapflights users on 6/1. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/296:30 am
DEN
-
RDU
1 stop6h 37m
Frontier
Tue 10/612:48 pm
RDU
-
DEN
Nonstop4h 04m
Frontier
Deal found 6/1$212
This Travelocity deal was found by Cheapflights users on 5/28. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/246:03 am
DEN
-
RDU
Nonstop3h 28m
Frontier
Mon 9/712:26 pm
RDU
-
DEN
Nonstop4h 03m
Frontier
Deal found 5/28$219
This Travelocity deal was found by Cheapflights users on 5/28. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/59:06 pm
DEN
-
RDU
1 stop14h 30m
Frontier
Tue 8/1112:26 pm
RDU
-
DEN
Nonstop3h 53m
Frontier
Deal found 5/28$222
This Trip.com deal was found by Cheapflights users on 5/28. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/16:00 am
DEN
-
RDU
1 stop6h 37m
Frontier
Tue 8/1112:26 pm
RDU
-
DEN
Nonstop3h 53m
Frontier
Deal found 5/28$234
This Frontier deal was found by Cheapflights users on 5/28. 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.
Tue 8/256:03 am
DEN
-
RDU
Nonstop3h 28m
Frontier
Wed 8/2612:26 pm
RDU
-
DEN
Nonstop4h 03m
Frontier
Deal found 5/28$237
This Frontier deal was found by Cheapflights users on 5/28. 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.
Thu 8/611:46 pm
DEN
-
RDU
1 stop6h 25m
Frontier
Tue 8/1112:26 pm
RDU
-
DEN
Nonstop3h 53m
Frontier
Deal found 5/28$241
This Delta deal was found by Cheapflights users on 5/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/91:40 pm
COS
-
RDU
1 stop6h 15m
Delta
Wed 9/236:20 am
RDU
-
COS
1 stop7h 54m
Delta
Deal found 5/29$257
This Kiwi.com deal was found by Cheapflights users on 5/31. 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 8/149:49 am
COS
-
RDU
1 stop21h 09m
Multiple Airlines
Sun 8/168:30 pm
RDU
-
COS
1 stop14h 29m
Multiple Airlines
Deal found 5/31$280

Find flight deals from Colorado to Raleigh

Keep the following information in mind while searching for Colorado to Raleigh flight deals. Data was last updated June 2, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$173
(Super.com)

One-way from

$122
(Frontier)

Popular in

December

Cheapest in

September

Average price

$317

Good round-trip deal

$259 or less

Good one-way deal

$138 or less
Provider with most accurate pricing for Denver Intl-Raleigh-Durham flight deals.
Search Deals
Provider most trusted by Cheapflights users for Denver Intl-Raleigh-Durham flights.
Search Deals
From Colorado to Raleigh-Durham
Search Deals
One-way flight from Colorado to Raleigh-Durham
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($38 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals
Price to beat on a round-trip flight from Colorado to Raleigh-Durham.
Search Deals
Price to beat on a one-way flight from Colorado to Raleigh-Durham.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Colorado to Raleigh 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 2, 2026.
Use the filters below to find and compare flights from Colorado to Raleigh that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Grand JunctionRaleigh

GJT - RDU

GJTRDU

Grand Junction Regnl

Tue 7/14

12:05 pm-10:58 pm

1 stop8h 53m

Raleigh-Durham

Tue 7/21

5:47 pm-12:16 am

1 stop8h 29m

$359

Colorado SpringsRaleigh

COS - RDU

COSRDU

Colorado Springs

Mon 8/10

4:20 pm-12:10 am

1 stop5h 50m

Raleigh-Durham

Mon 8/17

6:45 am-12:35 pm

2 stops7h 50m

$378

Colorado SpringsRaleigh

COS - RDU

COSRDU

Colorado Springs

Thu 9/10

11:55 am-11:59 pm

2 stops10h 04m

Raleigh-Durham

Tue 9/29

6:05 am-11:18 am

1 stop7h 13m

$387

MontroseRaleigh

MTJ - RDU

MTJRDU

Montrose County

Wed 9/2

3:24 pm-11:26 pm

1 stop6h 02m

Raleigh-Durham

Sun 9/6

4:23 pm-8:25 pm

1 stop6h 02m

$393

MontroseRaleigh

MTJ - RDU

MTJRDU

Montrose County

Tue 10/27

1:35 pm-11:05 pm

1 stop7h 30m

Raleigh-Durham

Wed 10/28

4:00 pm-8:09 pm

1 stop6h 09m

$409

Colorado SpringsRaleigh

COS - RDU

COSRDU

Colorado Springs

Mon 7/6

4:55 pm-12:45 am

1 stop5h 50m

Raleigh-Durham

Wed 7/15

1:15 pm-7:15 pm

1 stop8h 00m

$419

Colorado SpringsRaleigh

COS - RDU

COSRDU

Colorado Springs

Sat 8/8

11:27 am-12:42 am

2 stops11h 15m

Raleigh-Durham

Sat 8/15

1:01 pm-9:38 pm

2 stops10h 37m

$438

DurangoRaleigh

DRO - RDU

DRORDU

Durango La Plata County

Wed 11/11

3:05 pm-11:05 pm

1 stop6h 00m

Raleigh-Durham

Sat 11/14

4:00 pm-8:40 pm

1 stop6h 40m

$448

AspenRaleigh

ASE - RDU

ASERDU

Aspen Pitkin County

Sat 10/31

1:00 pm-9:02 pm

1 stop6h 02m

Raleigh-Durham

Tue 11/3

8:15 am-2:21 pm

1 stop8h 06m

$451

AspenRaleigh

ASE - RDU

ASERDU

Aspen Pitkin County

Wed 10/21

1:25 pm-9:58 pm

1 stop6h 33m

Raleigh-Durham

Sat 10/24

4:23 pm-9:16 pm

1 stop6h 53m

$451

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/28

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Colorado to Raleigh

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

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

Currently, April is the cheapest month in which you can book a flight from Colorado to Raleigh (average of $58). Flying from Colorado to Raleigh in July is currently the most expensive (average of $138). 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 CO to RDU?

Find hourly flight availability from Colorado to Raleigh. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 2, 2026.

One of the essential ways to save on airfare from Colorado to Raleigh is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight at noon could potentially save you up to 25% on airfare.

Weekly flight availability from Colorado to Raleigh

Explore weekly flight availability from Colorado to Raleigh. 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 2, 2026.

The most flights from USCO to RDU are scheduled on a Tuesday (6 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (3 on average).

How much does it cost to fly round-trip from Colorado to Raleigh?

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

The price you pay for your flight from Colorado to Raleigh may vary depending on when you book. For the best chance of a lower fare, look to book 58 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest day to fly from Colorado to Raleigh?

Use this chart to determine the cheapest time to fly round-trip from Colorado to Raleigh. Price data was last updated on May 30, 2026.

Travelers seeking maximum savings on their Colorado to Raleigh flight should consider departing on Tuesday evenings when fares are most often at their lowest. Monday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

Find useful and relevant information for your journey from Colorado to Raleigh. 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 into for flights to Raleigh from Colorado?

    Most people fly into Raleigh-Durham (RDU) if they book a flight to Raleigh from Colorado. Raleigh-Durham is conveniently located just 11.1 mi from Raleigh’s city center.

  • How popular is this Colorado to Raleigh flight route?

    Flights from Colorado to Raleigh-Durham have been viewed 50 times in the past calendar month.

  • How long is the flight from Colorado to Raleigh?

    There are many flights that can get you from Colorado to Raleigh in 5h 50m. Fly via American Airlines, Southwest, or United Airlines to get the fastest option. Colorado and Raleigh are separated by a distance of 1432 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $66. Southwest flights start at $98 while deals on American Airlines start at $108 one-way.

  • What are the most popular routes from Colorado to Raleigh?

    Most travelers choose Denver Intl - Raleigh-Durham, Colorado Springs - Raleigh-Durham or Grand Junction Regnl - Raleigh-Durham when deciding on the best route from Colorado to Raleigh.

  • What are the most reliable airlines from Colorado to Raleigh?

    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 Colorado to Raleigh on time: United Airlines (91%), Frontier (86%), Volaris (86%).

  • What are the cheapest flights from Colorado to Raleigh?

    The cheapest flight price from Colorado to Raleigh is $78. On average you can expect to pay $261. The most popular route, (Denver Intl - Raleigh-Durham), can usually be booked for $259.

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

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

  • How can I find direct flights from Colorado to Raleigh?

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

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

    Yes. Cheapflights offers flight deals from Colorado to Raleigh 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 Colorado to Raleigh?

    Currently, April is the cheapest month in which you can book a flight from Colorado to Raleigh (average of $58). Flying from Colorado to Raleigh in July is currently the most expensive (average of $138). 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

Traveling to a place near Raleigh?

Book flights to Raleigh if you plan to visit one of these locations
Rocky Mount
Smithfield
Garner
Selma
Goldsboro
Danville
Cary
Henderson
Wilson
Pinehurst
Dunn
Chapel Hill
Wake Forest
South Hill
Holly Springs
Morrisville

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Alternative routes for Colorado to Raleigh

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Top 5 airlines flying from Colorado to Raleigh

Discover the top 5 airlines that operate flights from Colorado to Raleigh. 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 2, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$107Average$254FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$195Average$447FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$207Average$436FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$217Average$487FlexibilityNo cancel feeOn-time71%
DeltaCheapest$236Average$417FlexibilityNo cancel feeOn-timeN/A

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