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$69+ Cheap flights from Raleigh to Denver (RDU - DEN)

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 4/4. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — DEN
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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The best prices from Raleigh-Durham to Denver Intl are usually found in April or May, booked 84 days in advance, depart on a Thursday or Tuesday and return on a Friday

Cheap flight deals from Raleigh to Denver

Discover tips and strategies to find the most affordable flight options for your journey from Raleigh (RDU) to Denver (DEN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$134
(Kiwi.com)

One-way from

$69
(Kiwi.com)

Popular in

December

Cheapest in

April

Average price

$278

Good round-trip deal

$243 or less

Good one-way deal

$168 or less
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 Denver Intl
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One-way flight from Raleigh-Durham to Denver Intl
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($25 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Price to beat on a round-trip flight from Raleigh-Durham to Denver Intl.
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Price to beat on a one-way flight from Raleigh-Durham to Denver Intl.
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Find flight deals from Raleigh to Denver

Cheapest flights from Raleigh to Denver
Explore the most affordable flight options available from Raleigh to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This Kiwi.com deal was found by Cheapflights users on 2/19. 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 4/255:49 pmRDU - DEN
Nonstop4h 11mFrontier
Sun 4/2711:25 amDEN - RDU
Nonstop3h 24mFrontier
Deal found 2/19$134
This Delta deal was found by Cheapflights users on 2/19. 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 4/27:07 pmRDU - DEN
1 stop5h 57mDelta
Tue 4/86:00 amDEN - RDU
1 stop6h 06mDelta
Deal found 2/19$237
This JetBlue deal was found by Cheapflights users on 2/20. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/174:45 pmRDU - DEN
1 stop7h 03mJetBlue
Tue 3/1810:44 pmDEN - RDU
1 stop9h 09mJetBlue
Deal found 2/20$245
This Southwest deal was found by Cheapflights users on 2/20. 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 3/195:35 amRDU - DEN
Nonstop3h 55mSouthwest
Wed 3/266:20 pmDEN - RDU
Nonstop3h 05mSouthwest
Deal found 2/20$257
This Mytrip deal was found by Cheapflights users on 2/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/189:34 pmRDU - DEN
3 stops21h 39mMultiple Airlines
Mon 3/246:30 pmDEN - RDU
3 stops24h 18mMultiple Airlines
Deal found 2/20$269
This United Airlines deal was found by Cheapflights users on 2/19. 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 4/164:06 pmRDU - DEN
Nonstop3h 59mUnited Airlines
Wed 4/235:50 pmDEN - RDU
Nonstop3h 21mUnited Airlines
Deal found 2/19$278
This Sun Country Air deal was found by Cheapflights users on 2/20. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/97:55 pmRDU - DEN
1 stop15h 24mSun Country Air
Sun 7/137:15 pmDEN - RDU
1 stop20h 14mSun Country Air
Deal found 2/20$330

Find flights from Raleigh to Denver within your budget

Customize your flight search to find flights from Raleigh to Denver 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 February 20, 2025.

Fly from

Raleigh

Fly to

Denver

Route

Depart

Return

Price

RaleighDenver

RDU - DEN

RDUDEN

Raleigh-Durham

Fri 4/25

5:49 pm-8:00 pm

Nonstop4h 11m

Denver Intl

Sun 4/27

11:25 am-4:49 pm

Nonstop3h 24m

$134

RaleighDenver

RDU - DEN

RDUDEN

Raleigh-Durham

Wed 4/2

7:07 pm-11:04 pm

1 stop5h 57m

Denver Intl

Wed 4/9

6:10 am-5:02 pm

1 stop8h 52m

$237

RaleighDenver

RDU - DEN

RDUDEN

Raleigh-Durham

Mon 3/17

4:45 pm-9:48 pm

1 stop7h 03m

Denver Intl

Tue 3/18

10:44 pm-9:53 am

1 stop9h 09m

$245

RaleighDenver

RDU - DEN

RDUDEN

Raleigh-Durham

Tue 3/18

9:34 pm-5:13 pm

3 stops21h 39m

Denver Intl

Mon 3/24

6:30 pm-8:48 pm

3 stops24h 18m

$269

RaleighDenver

RDU - DEN

RDUDEN

Raleigh-Durham

Wed 4/16

4:06 pm-6:05 pm

Nonstop3h 59m

Denver Intl

Wed 4/23

5:50 pm-11:11 pm

Nonstop3h 21m

$278

RaleighDenver

RDU - DEN

RDUDEN

Raleigh-Durham

Tue 3/18

11:45 am-5:30 pm

2 stops7h 45m

Denver Intl

Thu 3/20

5:35 am-12:25 pm

1 stop4h 50m

$292

RaleighDenver

RDU - DEN

RDUDEN

Raleigh-Durham

Wed 7/9

7:55 pm-9:19 am

1 stop15h 24m

Denver Intl

Sun 7/13

7:15 pm-5:29 pm

1 stop20h 14m

$330

RaleighDenver

RDU - DEN

RDUDEN

Raleigh-Durham

Fri 4/4

5:24 pm-7:35 pm

Nonstop4h 11m

$69

RaleighDenver

RDU - DEN

RDUDEN

Raleigh-Durham

Wed 4/9

4:06 pm-6:05 pm

Nonstop3h 59m

$109

RaleighDenver

RDU - DEN

RDUDEN

Raleigh-Durham

Thu 4/17

7:05 pm-11:40 am

1 stop18h 35m

$118

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 16 results
1
2

Compare providers for flights from Raleigh to Denver

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Raleigh to Denver in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
CheapfaremartPrice Accuracy-Trust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
FlightnetworkPrice Accuracy-Trust Score*3 stars
CheapOairPrice Accuracy1 starTrust Score*3 stars
Trip.comPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Raleigh-Denver flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Raleigh-Denver flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Raleigh-Denver flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Raleigh-Denver flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Raleigh-Denver flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Raleigh to Denver

Have a flexible travel schedule? Discover the best time to fly to Denver 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.

Travel insights for flights from Raleigh to Denver

Get recent, data-driven insights about flights from Raleigh to Denver including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Raleigh to Denver. Price data was last updated on February 14, 2025.

To ensure you get the cheapest price possible for a flight from Raleigh to Denver, you should look to book at least 84 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 Raleigh to Denver?

Currently, October is the cheapest month in which you can book a flight from Raleigh to Denver (average of $197). Flying from Raleigh to Denver 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 RDU to DEN?

Find hourly flight availability from Raleigh to Denver. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 34% on flights from Raleigh to Denver by exploring options for tickets at noon.

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

Use this chart to determine the cheapest time to fly round-trip from Raleigh to Denver. Price data was last updated on February 16, 2025.

Travelers seeking maximum savings on their Raleigh to Denver flight should consider departing on Friday 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.

Weekly flight availability from Raleigh to Denver

Explore weekly flight availability from Raleigh to Denver. 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 February 20, 2025.

The most flights from RDU to DEN are scheduled on a Thursday (6 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Denver by month

Plan your trip to Denver by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Denver ranges from 0.5 - 2.3 inches per month. May is typically the wettest month, when rainfall can reach 2.3 in. January is typically the driest time to visit Denver when rainfall is around 0.5 in.

Temperature in Denver by month

Plan your trip to Denver by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Denver, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Denver

Get insights into the airlines that provide service to Denver. 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 Denver. Reviews last updated February 20, 2025.
To help decide which airline to fly from Raleigh to Denver, see what other customers have to say about Southwest, Alaska Airlines and Delta. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Comfort

8.1

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,411 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Comfort

8.1

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very good
9,697 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Comfort

8.1

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,219 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Comfort

8.1

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

JetBlue
7.4
Good
3,070 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Comfort

8.1

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

United Airlines
7.4
Good
8,765 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Comfort

8.1

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Related info for your journey

Find useful and relevant information for your journey from Raleigh to Denver. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Raleigh to Denver?

    If you book a flight from Raleigh to Denver, you will be flying from Raleigh-Durham to Denver Intl. Flights to Denver Intl (DEN) from Raleigh-Durham (RDU) take 3h 40m for a nonstop flight. There are 3 flights from Raleigh-Durham to Denver per day from 7 airlines.

  • How popular is this Raleigh to Denver flight route?

    The Raleigh-Durham to Denver Intl flight path was viewed by 195 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines flying from Raleigh to Denver round-trip?

    Our cheapest airline available from Raleigh to Denver is Frontier. Our recent data shows that you can find tickets from as low as $134 on this airline. Additional options worth looking into are Delta and JetBlue, starting at $237 and $245 round-trip. Frontier is priced at 52% lower than the current average price of a flight leaving 3 months from now.

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

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $69. United Airlines flights start at $109 while deals on Sun Country Air start at $118 one-way.

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

    No one likes to see their flight delayed. When booking a flight from Raleigh to Denver consider choosing Frontier (94%), United Airlines (93%) or Southwest (72%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Raleigh to Denver?

    On average you can expect to pay $805 for a flight from Raleigh to Denver. The cheapest flight overall is $65 while the most popular route, (Raleigh-Durham - Denver Intl) is currently priced at $161.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Raleigh to Denver (average of $197). Flying from Raleigh to Denver 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.

See more FAQs

Traveling to a place near Raleigh?

Book flights to Raleigh if you plan to visit one of these locations
Westminster
Black Hawk
Winter Park
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Golden
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Grand Lake
Idaho Springs
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Top 7 airlines flying from Raleigh to Denver

Discover the top 7 airlines that operate flights from Raleigh to Denver. 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Sun Country AirCheapest$70Average$269FlexibilityNo cancel feeOn-time83%
FrontierCheapest$83Average$232FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$186Average$357FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$186Average$404FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$198Average$350FlexibilityNo cancel feeOn-time71%
DeltaCheapest$216Average$327FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$304Average$430FlexibilityNo cancel feeOn-time62%
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