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$92+ Cheap flights from Denver to Raleigh (DEN - 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 12/25. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — RDU
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheapflights Tip: The best prices from Denver Intl to Raleigh-Durham are usually found in September or February, booked 15 days in advance, depart on a Thursday or Friday and return on a Thursday

Cheap flight deals from Denver to Raleigh

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Raleigh (RDU). 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 September 11, 2025.

Round-trip from

$125
(Kiwi.com)

One-way from

$92
(United Airlines)

Popular in

December

Cheapest in

September

Average price

$207

Good round-trip deal

$158 or less

Good one-way deal

$131 or less
From Denver Intl to Raleigh-Durham
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One-way flight from Denver Intl to Raleigh-Durham
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Highest demand for flights based on searches. 10% potential increase in price ($32 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Denver Intl to Raleigh-Durham.
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Price to beat on a one-way flight from Denver Intl to Raleigh-Durham.
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Find flight deals from Denver to Raleigh

Cheapest flights from Denver to Raleigh
Explore the most affordable flight options available from Denver to Raleigh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/10. 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 10/1811:38 amDEN - RDU
Nonstop3h 26mFrontier
Mon 10/202:27 pmRDU - DEN
1 stop20h 37mFrontier
Deal found 9/10$125
This Priceline deal was found by Cheapflights users on 9/10. 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.
Thu 10/91:42 pmDEN - RDU
1 stop7h 17mFrontier
Thu 10/165:39 pmRDU - DEN
Nonstop4h 05mFrontier
Deal found 9/10$126
This Frontier deal was found by Cheapflights users on 9/9. 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 10/1811:38 amDEN - RDU
Nonstop3h 26mFrontier
Thu 10/235:39 pmRDU - DEN
Nonstop4h 05mFrontier
Deal found 9/9$127
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 10/1811:38 amDEN - RDU
Nonstop3h 26mFrontier
Tue 10/214:32 pmRDU - DEN
1 stop16h 42mFrontier
Deal found 9/10$128
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 10/2511:38 amDEN - RDU
Nonstop3h 26mFrontier
Mon 10/275:39 pmRDU - DEN
Nonstop4h 05mFrontier
Deal found 9/10$129
This Cheapflightsfares deal was found by Cheapflights users on 9/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2212:36 amDEN - RDU
1 stop7h 04mFrontier
Thu 11/65:21 pmRDU - DEN
Nonstop4h 05mFrontier
Deal found 9/10$130
This Cheapflightsfares deal was found by Cheapflights users on 9/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1211:07 amDEN - RDU
Nonstop3h 18mFrontier
Sun 12/145:20 pmRDU - DEN
Nonstop4h 13mFrontier
Deal found 9/11$134
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 10/89:14 pmDEN - RDU
1 stop11h 08mFrontier
Mon 11/310:10 pmRDU - DEN
1 stop27h 33mFrontier
Deal found 9/9$137
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 9/247:48 pmDEN - RDU
1 stop13h 43mFrontier
Fri 10/35:23 pmRDU - DEN
Nonstop3h 55mFrontier
Deal found 9/10$139
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 10/248:54 pmDEN - RDU
1 stop15h 18mFrontier
Fri 10/315:21 pmRDU - DEN
Nonstop4h 05mFrontier
Deal found 9/9$140

Cheapflights Fare Finder

 
Customize your flight search to find flights from Denver 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 September 11, 2025.
Use the filters below to find and compare flights from Denver to Raleigh that are best for you.

Fly from

Denver

Fly to

Raleigh

Route

Depart

Return

Price

DenverRaleigh

DEN - RDU

DENRDU

Denver Intl

Wed 10/22

12:34 am-12:56 pm

1 stop10h 22m

Raleigh-Durham

Mon 10/27

5:39 pm-7:44 pm

Nonstop4h 05m

$126

DenverRaleigh

DEN - RDU

DENRDU

Denver Intl

Thu 10/23

12:34 am-12:56 pm

1 stop10h 22m

Raleigh-Durham

Tue 10/28

6:10 am-1:45 pm

1 stop9h 35m

$160

DenverRaleigh

DEN - RDU

DENRDU

Denver Intl

Fri 11/14

6:45 pm-11:55 pm

Nonstop3h 10m

Raleigh-Durham

Mon 11/17

7:30 am-9:25 am

Nonstop3h 55m

$181

DenverRaleigh

DEN - RDU

DENRDU

Denver Intl

Fri 10/24

6:30 pm-11:40 pm

Nonstop3h 10m

Raleigh-Durham

Sun 11/2

5:35 am-9:55 am

1 stop6h 20m

$191

DenverRaleigh

DEN - RDU

DENRDU

Denver Intl

Thu 9/25

11:04 am-4:38 pm

Nonstop3h 34m

Raleigh-Durham

Mon 9/29

5:23 pm-7:18 pm

Nonstop3h 55m

$221

DenverRaleigh

DEN - RDU

DENRDU

Denver Intl

Sat 2/28

5:35 pm-11:05 pm

Nonstop3h 30m

Raleigh-Durham

Tue 3/3

8:15 am-10:14 am

Nonstop3h 59m

$229

DenverRaleigh

DEN - RDU

DENRDU

Denver Intl

Fri 10/10

8:10 pm-11:16 pm

1 stop25h 06m

Raleigh-Durham

Fri 10/17

7:15 pm-3:41 pm

2 stops22h 26m

$248

DenverRaleigh

DEN - RDU

DENRDU

Denver Intl

Fri 10/10

5:26 pm-10:50 pm

Nonstop3h 24m

Raleigh-Durham

Mon 10/13

4:30 pm-6:20 pm

Nonstop3h 50m

$261

DenverRaleigh

DEN - RDU

DENRDU

Denver Intl

Fri 10/24

6:30 pm-11:40 pm

Nonstop3h 10m

Raleigh-Durham

Tue 10/28

7:40 am-9:30 am

Nonstop3h 50m

$261

DenverRaleigh

DEN - RDU

DENRDU

Denver Intl

Thu 12/4

9:05 pm-9:44 am

1 stop10h 39m

$97

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Showing 1-10 of 19 results
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The best insider tips for Denver to Raleigh flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Denver to Raleigh trip
Airports
DEN

Consider using the A Line train for a quick 37-minute ride from DIA to Union Station, avoiding traffic and parking hassles.

Read more about DENby Emily Zemler
RDU

For a smooth arrival at RDU, domestic passengers can easily access baggage claim and pickup zones from Terminal 1.

Read more about RDUby John Walton
Our travel experts
John Walton

John Walton

Expert on RDU

John Walton

John Walton

Independent aviation journalist John Walton took his first flight at eight weeks old and hasn’t stopped travelling since. A world-renowned expert in airlines and the passenger experience, he writes in depth on aviation, is a resident expert on travel in Japan and France, and offers a uniquely queer perspective on travelling the world.

Read more
Emily Zemler

Emily Zemler

Expert on DEN

Emily Zemler

Emily Zemler

Emily is a freelance writer and book author based in London covering entertainment and travel. Her work has appeared in Los Angeles Times, Observer, and Conde Nast Traveler She has ventured to more than 40 countries and all seven continents, always in search of a great art museum. She has written extensively about hotels, luxury travel, and aviation.

Read more

Best time to book a flight from Denver to Raleigh

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

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

Use this chart to determine the optimal time to book a round-trip flight from Denver to Raleigh. Price data was last updated on August 29, 2025.

Booking 15 days in advance of your planned departure date is, on average, the best time to get cheap flights from Denver to Raleigh. 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 Denver to Raleigh?

Currently, August is the cheapest month in which you can book a flight from Denver to Raleigh (average of $206). Flying from Denver to Raleigh in March is currently the most expensive (average of $293). 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 DEN to RDU?

Find hourly flight availability from Denver 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 September 11, 2025.

One of the essential ways to save on airfare from Denver 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 43% on airfare.

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

Use this chart to determine the cheapest time to fly round-trip from Denver to Raleigh. Price data was last updated on September 7, 2025.

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

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

Reviews of airlines servicing Raleigh

Get insights into the airlines that provide service to Raleigh. 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 Raleigh. Reviews last updated September 11, 2025.
Read through reviews of airlines operating flights from Denver to Raleigh, 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
4,248 reviews

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.0

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
4,248 reviews
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.0

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
8.0
Very good
7,960 reviews
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.0

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
8,937 reviews
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.0

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
10,000 reviews
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.0

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
3,177 reviews
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.0

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 Denver to Raleigh. 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 Denver to Raleigh?

    If you wish to fly to Raleigh from Denver, then you need to book flights from Denver Intl to Raleigh-Durham. There are 4 flights from Denver Intl (DEN) to Raleigh-Durham (RDU) per day to choose from. Flights to Raleigh from Denver Intl are available from 5 different airlines, which means you should have some options if you want to compare airfare deals. 3h 10m is how long a nonstop flight from Denver to Raleigh-Durham typically takes.

  • How popular is this Denver to Raleigh flight route?

    The Denver Intl to Raleigh-Durham flight path was viewed by 27 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 Denver to Raleigh?

    Frontier and Southwest can get you from Denver to Raleigh in just under 3h 10m. Your travel time can differ by up to 7h 12m. The distance between Denver and Raleigh is about 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 flying from Denver to Raleigh round-trip?

    According to our current data, Frontier ($121), United Airlines ($169), and American Airlines ($197) offers the cheapest pricing from Denver to Raleigh. Frontier is priced at 57% lower than the current average price of a flight leaving 3 months from now.

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

    One-way options have recently been found by users for as low as $97 on Frontier. Other airlines that offer cheap prices include American Airlines from $101 and Southwest from $101 one-way.

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

    No one likes to see their flight delayed. When booking a flight from Denver to Raleigh consider choosing Frontier (86%), United Airlines (76%) or Southwest (53%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Denver to Raleigh?

    The cheapest flight price from Denver to Raleigh is $79. On average you can expect to pay $200. The most popular route, (Denver Intl - Raleigh-Durham), can usually be booked for $149.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Denver to Raleigh (average of $206). Flying from Denver to Raleigh in March is currently the most expensive (average of $293). 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
Dunn
Cary
Smithfield
Rocky Mount
Garner
Chapel Hill
Goldsboro
Morrisville
Apex
Henderson
Wilson
Danville
Wake Forest
Pinehurst
South Hill
Holly Springs

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Alternative routes for Denver to Raleigh

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Top 5 airlines flying from Denver to Raleigh

Discover the top 5 airlines that operate flights from Denver 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$121Average$256FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$169Average$388FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$197Average$287FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$213Average$353FlexibilityNo cancel feeOn-time63%
DeltaCheapest$216Average$294FlexibilityNo cancel feeOn-timeN/A

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