FlightsFrom Raleigh

To Denver

Cheap Flights from Raleigh to Denver

Browse current best options from Raleigh. Become a member to unlock all deals and get alerts when new deals appear.

Deals from

Raleigh

RatePunk searches hundreds of travel sites at once for deals on flights to Denver

Prices updated 24 days ago

486,190 searches this week

171 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated May 29, 2026.)

Today’s best flight deals from Raleigh to Denver

Explore current cheapest deals departing from Raleigh to Denver

October 8 - October 13

Cheapest

RDU - Denver

$204

$155

Round trip

October 8 - October 20

RDU - Denver

$183

$156

Round trip

October 8 - November 3

RDU - Denver

$178

$156

Round trip

September 29 - October 3

Best

RDU - Denver

$218

$160

Round trip

October 8 - October 27

RDU - Denver

$178

$164

Round trip

October 8 - October 28

RDU - Denver

$178

$164

Round trip

October 8 - November 4

RDU - Denver

$178

$164

Round trip

September 22 - October 3

Earliest

RDU - Denver

$183

$167

Round trip

September 22 - September 24

Earliest

RDU - Denver

$204

$167

Round trip

September 29 - October 13

RDU - Denver

$194

$182

Round trip

Unlock all 500+ flight deals to Denver and get alerts when great deals appear

Route Intelligence — 486,190 Searches this Week

Insights for flights from Raleigh to Denver

For flights from Raleigh to Denver, a meaningful share are non-stop, while the rest connect once. Specifically, 48.5% of recent fares are non-stop. When itineraries do include connections, the typical number of stopovers is 2.
If you are looking for cheap flights from Raleigh to Denver, right now fares are above the typical level. Prices for this route typically range from $128–$435, with a median of $248. Only 2% of recent fares were classified as a good price. New deals appear almost daily, so setting a price alert can help you track fare changes.
When is the cheapest time to fly from Raleigh to Denver? The most affordable months to fly are April, with a median fare of $113, and May, with a median fare of $126. June also offers competitive prices, with a median fare of $218.
A typical journey from Raleigh to Denver takes about 8h 28m, including connections. This duration accounts for both direct flights and itineraries with one or more stopovers, providing a comprehensive view of the travel time you can expect.
The distance between Raleigh and Denver is 2306 kilometers. This makes it a medium-haul route, meaning you can expect a flight that is longer than a short domestic hop but not a full international long-distance journey.

How much is a round trip from Raleigh to Denver

Regular price: $163 - $322

Prices for flights from Raleigh to Denver are currently below the regular range.

The regular price range for this route is between $163 and $322. The current lowest deal is $155 with Frontier Airlines, for travel from Oct 8-Oct 13.

now $155

Low $163

High $322

The cheapest time to fly from Raleigh to Denver

The cheapest month to fly from RDU to DEN is April, with a median price of $113. The most expensive month is March, with a median price of $966. Prices are generally lower from January to November.

April

Cheapest

Flights from $113

March

Most Expensive

Flights from $966

Jan
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov

Direct flights from Raleigh to Denver

Airline logo

Frontier Airlines

Last-minute flights going from Raleigh to Denver

Sat, Jul 4

⌛ Last-Minute

RDU - Denver

Frontier Airlines

Raleigh (RDU) - Denver (DEN)

Frontier Airlines

$249

$231

One-way

Fri, Jul 10

⌛ Last-Minute

RDU - Denver

Frontier Airlines

Raleigh (RDU) - Denver (DEN)

Frontier Airlines

$250

$226

One-way

Fri, Jul 10

⌛ Last-Minute

RDU - Denver

Frontier Airlines

Raleigh (RDU) - Denver (DEN)

Frontier Airlines

$255

$226

One-way

Sat, Jul 11

⌛ Last-Minute

RDU - Denver

Frontier Airlines

Raleigh (RDU) - Denver (DEN)

Frontier Airlines

$256

$227

One-way

Wed, Jul 22

⌛ Last-Minute

RDU - Denver

Frontier Airlines

Raleigh (RDU) - Denver (DEN)

Frontier Airlines

$238

$226

One-way

Wed, Jul 22

⌛ Last-Minute

RDU - Denver

Frontier Airlines

Raleigh (RDU) - Denver (DEN)

Frontier Airlines

$247

$227

One-way

Biggest price drops on these dates for flights from Raleigh to Denver

5 nights

Aug 26 - Aug 31

$326  →  $223

32%

4 nights

Aug 1 - Aug 5

$329  →  $226

31%

3 nights

Aug 1 - Aug 4

$329  →  $232

29%

3 nights

Aug 15 - Aug 18

$329  →  $232

29%

Popular Airports to fly from Raleigh to Denver

Raleigh - Denver route insights

💸 Price insights

Recent fares are above the typical level.

Recent fares from RDU to DEN are above the typical level, with 2% good prices historically.

📅 Best time to fly

Fly in April for the best prices.

Historically, April is the cheapest month to fly from RDU to DEN, with a median price of $113.

⏱️ Flight duration

Flights are typically 8h 28m long.

The median flight duration from Raleigh to Denver is 8h 28m, covering 2306 km.

✈️ Airlines & availability

Direct flights are available from Frontier Airlines.

Frontier Airlines offers direct flights on this route, with 48.5% of deals being direct.

🏆 Airline highlight

Frontier Airlines offers direct flights.

Frontier Airlines provides direct flights from Raleigh to Denver, with one direct deal found.

🎯 Booking tip

Deals are frequent for this route.

Historically, deals for this route are frequent, with over one deal available per day.

Raleigh main airports to depart from

Raleigh–Durham International (RDU)

Cheapest

Raleigh–Durham International Airport (RDU) is a good option for flights from Raleigh to Denver.

📍 ~18 km from city center (reachable by car)

💸 Flights from ~$155

Denver main airports to arrive at

Denver International (DEN)

Cheapest

Denver International Airport is the primary gateway to Denver and the surrounding Colorado region.

📍 ~30 km from city center (reachable by car, bus, or rail)

💸 Flights from ~$155

Airports nearby Denver used as alternative

Colorado Springs (COS)

Cheapest

Colorado Springs (COS) is a reliable alternative to Denver, offering robust flight schedules with multiple major carriers.

📍 ~100 km from Denver (reachable by car, ~1.5 hours drive depending on I-25 traffic)

💸 Flights from ~$308

Eagle County Regional (EGE)

Eagle County Regional (EGE) is a primary alternative for travelers located in the western mountains, with significant hub connectivity.

📍 ~165 km from Denver (reachable by car)

💸 Flights from ~$415

Aspen–Pitkin County (ASE)

Aspen–Pitkin County (ASE) is a popular option with frequent service to major US hubs and full cabin classes.

📍 ~165 km from Denver (reachable by car)

💸 Flights from ~$351

Cheyenne Regional (CYS)

Cheyenne Regional (CYS) is geographically close to northern Denver, offering easy parking and fast security.

📍 ~150 km from Denver (reachable by car)

💸 Flights from ~$429

Yampa Valley (HDN)

Yampa Valley (HDN) serves as a viable gateway for Northwest Colorado, offering business class on select routes.

📍 ~200 km from Denver (reachable by car)

💸 Flights from ~$368

Business & First Class Flight Deals to Denver

Discover luxury on the budget with premium cabin class on flights from Raleigh to Denver.

Elite

Best Elite deals to Denver

Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.

From RDU

Elite

Aug 03

Denver, United States

86% AI deal score

$1,811

$957

Save $854

From RDU

Elite

Aug 19

Denver, United States

85% AI deal score

$1,623

$921

Save $702

From RDU

Elite

Aug 04

Denver, United States

83% AI deal score

$1,346

$907

Save $439

From RDU

Elite

Aug 26

Denver, United States

83% AI deal score

$1,595

$965

Save $630

From RDU

Elite

Nov 19

Denver, United States

82% AI deal score

$1,465

$981

Save $484

From RDU

Elite

Jul 15

Denver, United States

81% AI deal score

$1,156

$897

Save $259

From RDU

Elite

Aug 26

Denver, United States

81% AI deal score

$1,248

$897

Save $351

From RDU

Elite

Aug 11

Denver, United States

81% AI deal score

$1,267

$907

Save $360

From RDU

Elite

Jul 08

Denver, United States

81% AI deal score

$1,199

$907

Save $292

From RDU

Elite

Dec 01

Denver, United States

81% AI deal score

$1,226

$907

Save $319

From RDU

Elite

Aug 11

Denver, United States

81% AI deal score

$1,297

$931

Save $366

From RDU

Elite

Sep 29

Denver, United States

80% AI deal score

$1,137

$907

Save $230

From RDU

Elite

Sep 23

Denver, United States

80% AI deal score

$1,137

$907

Save $230

From RDU

Elite

Oct 27

Denver, United States

80% AI deal score

$1,165

$907

Save $258

From RDU

Elite

Aug 22

Denver, United States

80% AI deal score

$1,247

$945

Save $302

From RDU

Elite

Aug 08

Denver, United States

80% AI deal score

$1,279

$945

Save $334

From RDU

Elite

Aug 24

Denver, United States

80% AI deal score

$1,248

$945

Save $303

From RDU

Elite

Sep 01

Denver, United States

79% AI deal score

$1,119

$907

Save $212

From RDU

Elite

Oct 31

Denver, United States

79% AI deal score

$1,162

$945

Save $217

From RDU

Elite

Oct 24

Denver, United States

79% AI deal score

$1,165

$945

Save $220

From RDU

Elite

Aug 31

Denver, United States

79% AI deal score

$1,201

$945

Save $256

From RDU

Elite

Jul 28

Denver, United States

79% AI deal score

$1,129

$957

Save $172

From RDU

Elite

Sep 17

Denver, United States

74% AI deal score

$2,444

$1,623

Save $821

From RDU

Elite

Jun 29

Denver, United States

74% AI deal score

$2,310

$1,699

Save $611

From RDU

Elite

Jun 29

Denver, United States

74% AI deal score

$2,308

$1,699

Save $609

From RDU

Elite

Jul 23

Denver, United States

73% AI deal score

$2,255

$1,694

Save $561

From RDU

Elite

Jul 23

Denver, United States

73% AI deal score

$2,227

$1,699

Save $528

From RDU

Elite

Jun 29

Denver, United States

73% AI deal score

$2,245

$1,699

Save $546

From RDU

Elite

Jul 23

Denver, United States

73% AI deal score

$2,241

$1,709

Save $532

From RDU

Elite

Jun 29

Denver, United States

73% AI deal score

$2,245

$1,714

Save $531

From RDU

Elite

Jul 23

Denver, United States

73% AI deal score

$2,257

$1,714

Save $543

From RDU

Elite

Jun 29

Denver, United States

73% AI deal score

$2,245

$1,734

Save $511

From RDU

Elite

Jun 29

Denver, United States

73% AI deal score

$2,319

$1,759

Save $560

From RDU

Elite

Jun 29

Denver, United States

73% AI deal score

$2,343

$1,789

Save $554

From RDU

Elite

Jul 23

Denver, United States

73% AI deal score

$2,468

$1,879

Save $589

From RDU

Elite

Oct 14

Denver, United States

73% AI deal score

$1,065

$819

Save $246

From RDU

Elite

Oct 15

Denver, United States

73% AI deal score

$1,075

$843

Save $232

From RDU

Elite

Oct 01

Denver, United States

73% AI deal score

$1,088

$843

Save $245

From RDU

Elite

Oct 05

Denver, United States

73% AI deal score

$1,127

$843

Save $284

From RDU

Elite

Aug 20

Denver, United States

73% AI deal score

$1,170

$867

Save $303

From RDU

Elite

Aug 13

Denver, United States

73% AI deal score

$1,170

$867

Save $303

From RDU

Elite

Aug 10

Denver, United States

73% AI deal score

$1,163

$867

Save $296

From RDU

Elite

Oct 26

Denver, United States

73% AI deal score

$1,100

$867

Save $233

From RDU

Elite

Oct 06

Denver, United States

73% AI deal score

$1,127

$879

Save $248

From RDU

Elite

Aug 27

Denver, United States

73% AI deal score

$1,191

$911

Save $280

From RDU

Elite

Jul 23

Denver, United States

72% AI deal score

$2,227

$1,773

Save $454

From RDU

Elite

Jul 23

Denver, United States

72% AI deal score

$2,265

$1,829

Save $436

From RDU

Elite

Jun 29

Denver, United States

72% AI deal score

$2,245

$1,833

Save $412

From RDU

Elite

Jun 29

Denver, United States

72% AI deal score

$2,245

$1,839

Save $406

From RDU

Elite

Jun 29

Denver, United States

72% AI deal score

$2,361

$1,888

Save $473

From RDU

Elite

Aug 21

Denver, United States

72% AI deal score

$2,506

$2,023

Save $483

From RDU

Elite

Aug 12

Denver, United States

72% AI deal score

$2,738

$2,187

Save $551

From RDU

Elite

Aug 03

Denver, United States

72% AI deal score

$2,669

$2,197

Save $472

From RDU

Elite

Sep 16

Denver, United States

72% AI deal score

$1,024

$819

Save $205

From RDU

Elite

Sep 15

Denver, United States

72% AI deal score

$1,022

$819

Save $203

From RDU

Elite

Sep 17

Denver, United States

72% AI deal score

$1,053

$843

Save $210

From RDU

Elite

Sep 15

Denver, United States

72% AI deal score

$1,087

$879

Save $208

From RDU

Elite

Oct 12

Denver, United States

72% AI deal score

$1,119

$911

Save $208

From RDU

Elite

Aug 11

Denver, United States

72% AI deal score

$1,171

$953

Save $218

From RDU

Elite

Aug 25

Denver, United States

72% AI deal score

$1,178

$953

Save $225

From RDU

Elite

Jun 29

Denver, United States

71% AI deal score

$2,364

$2,058

Save $306

From RDU

Elite

Sep 13

Denver, United States

71% AI deal score

$2,401

$2,088

Save $313

From RDU

Elite

Sep 13

Denver, United States

71% AI deal score

$2,441

$2,097

Save $344

From RDU

Elite

Aug 12

Denver, United States

71% AI deal score

$2,503

$2,164

Save $339

From RDU

Elite

Aug 03

Denver, United States

71% AI deal score

$2,503

$2,186

Save $317

From RDU

Elite

Aug 04

Denver, United States

71% AI deal score

$2,728

$2,291

Save $437

From RDU

Elite

Jun 28

Denver, United States

71% AI deal score

$1,386

$1,265

Save $121

From RDU

Elite

Jul 15

Denver, United States

71% AI deal score

$891

$819

Save $72

From RDU

Elite

Sep 02

Denver, United States

71% AI deal score

$1,032

$843

Save $189

From RDU

Elite

Sep 30

Denver, United States

71% AI deal score

$1,015

$879

Save $136

From RDU

Elite

Sep 18

Denver, United States

71% AI deal score

$1,057

$879

Save $178

From RDU

Elite

Sep 15

Denver, United States

71% AI deal score

$1,079

$879

Save $200

From RDU

Elite

Sep 04

Denver, United States

71% AI deal score

$1,042

$879

Save $163

From RDU

Elite

Sep 13

Denver, United States

71% AI deal score

$1,079

$887

Save $192

From RDU

Elite

Oct 01

Denver, United States

71% AI deal score

$1,066

$903

Save $163

From RDU

Elite

Oct 26

Denver, United States

71% AI deal score

$1,082

$903

Save $179

From RDU

Elite

Aug 01

Denver, United States

71% AI deal score

$1,129

$939

Save $190

From RDU

Elite

Aug 22

Denver, United States

71% AI deal score

$1,145

$977

Save $168

From RDU

Elite

Jul 23

Denver, United States

70% AI deal score

$2,267

$2,043

Save $224

From RDU

Elite

Aug 03

Denver, United States

70% AI deal score

$2,439

$2,164

Save $275

From RDU

Elite

Aug 04

Denver, United States

70% AI deal score

$2,433

$2,258

Save $175

From RDU

Elite

Aug 03

Denver, United States

70% AI deal score

$2,512

$2,269

Save $243

From RDU

Elite

Aug 12

Denver, United States

70% AI deal score

$2,496

$2,275

Save $221

From RDU

Elite

Aug 03

Denver, United States

70% AI deal score

$2,439

$2,275

Save $164

From RDU

Elite

Aug 04

Denver, United States

70% AI deal score

$2,501

$2,280

Save $221

From RDU

Elite

Jul 15

Denver, United States

70% AI deal score

$1,049

$1,002

Save $47

From RDU

Elite

Sep 23

Denver, United States

70% AI deal score

$1,022

$929

Save $93

From RDU

Elite

Sep 22

Denver, United States

70% AI deal score

$1,022

$929

Save $93

From RDU

Elite

Sep 15

Denver, United States

70% AI deal score

$1,063

$953

Save $110

From RDU

Elite

Jun 29

Denver, United States

69% AI deal score

$2,245

$2,129

Save $116

From RDU

Elite

Aug 04

Denver, United States

69% AI deal score

$2,503

$2,363

Save $140

From RDU

Elite

Jun 28

Denver, United States

69% AI deal score

$1,323

$1,265

Save $58

From RDU

Elite

Nov 06

Denver, United States

69% AI deal score

$907

$879

Save $28

From RDU

Elite

Jul 14

Denver, United States

68% AI deal score

$900

$879

Save $21

From RDU

Elite

Jul 17

Denver, United States

68% AI deal score

$896

$879

Save $17

From RDU

Elite

Jul 16

Denver, United States

68% AI deal score

$911

From RDU

Elite

Jul 16

Denver, United States

68% AI deal score

$911

From RDU

Elite

Jul 28

Denver, United States

68% AI deal score

$929

From RDU

Elite

Jun 29

Denver, United States

48% AI deal score

$2,355

From RDU

Elite

Jul 13

Denver, United States

47% AI deal score

$2,351

Frequently Asked Questions About Flights to Denver

Historically, the optimal booking window for flights from Raleigh to Denver is typically 7-13 days prior to departure. During this period, the average price for a flight is around $194. Booking 0-6 days out sees a significant price increase, with an average of $507. For those planning further ahead, booking 60+ days in advance typically results in an average price of $392, which is higher than the 7-13 day window.

Based on data from the trailing 90 days, a good price for a flight from Raleigh to Denver is considered to be $128 or less. The median price for this route across the trailing quarter was $248. Prices can go higher, with 75% of deals observed at $435 or less. Travelers looking for value should aim for prices at or below the $128 threshold.

Historically, April and May are typically the most affordable months to fly from Raleigh to Denver. In April, the median price was $113, while May saw a median price of $126. June, on the other hand, was the most expensive month, with a median price of $218. The annual median price for this route is $248, indicating that April and May offer significant savings compared to the yearly average.