Find Cheap Flights from Raleigh to Denver (RDU - DEN)

Flights overview

Useful information for finding cheap flights from Raleigh to Denver and booking your next trip

Cheapest round-trip flights	$70	Frontier Nonstop 5 hr Mon, May 25 — Wed, Jun 3	The cheapest round-trip flight from Raleigh to Denver is currently $70
Cheapest one-way flight	$35	Frontier Nonstop 5 hr Mon, May 25	The cheapest one-way flight from Raleigh to Denver is currently $35
Cheapest nonstop flights	$161	Frontier Nonstop 5 hr Thu, May 28 — Wed, Jun 3	The cheapest nonstop round-trip flight from Raleigh to Denver is currently $161
Last-minute weekend getaway	$260	Frontier 1 stop 14 hr Sat, May 9 — Sun, May 10	The cheapest last-minute weekend getaway from Raleigh to Denver is currently $260
Cheapest business class flights	$330	Frontier Nonstop 5 hr Mon, May 25 — Wed, Jun 3	The cheapest business class round-trip flight from Raleigh to Denver is currently $330

Fastest flight	3 hr 35 min	The fastest nonstop flight from Raleigh to Denver takes 3 hr 35 min
Nonstop flights	Every day	There are direct flights on this route every day.

When is the cheapest time to fly?

The cheapest month to fly from Raleigh to Denver is typically January. The most expensive month to fly is typically July.

January Cheapest	Typical prices: $110–230
July Most expensive	Typical prices: $205–275

Popular airlines from Raleigh to Denver

United

Nonstop

from $229

Typical price: $255–520

14 weekly nonstop flights

RDU - DEN Every day

442 weekly connecting flights

RDU - DEN Every day
Southwest

Nonstop

from $241

Typical price: $245–510

14 weekly nonstop flights

RDU - DEN Every day

415 weekly connecting flights

RDU - DEN Every day
Delta

from $229

Typical price: $245–660

384 weekly connecting flights

RDU - DEN Every day
Frontier

Nonstop

from $70

Typical price: $145–315

7 weekly nonstop flights

RDU - DEN Every day

32 weekly connecting flights

RDU - DEN Every day
American

from $229

Typical price: $235–560

370 weekly connecting flights

RDU - DEN Every day
Alaska

from $623

Typical price: $485–1,050

21 weekly connecting flights

RDU - DEN Every day

Popular airports near Raleigh

Raleigh-Durham International Airport (RDU)

Raleigh United States 21 min 11 mi
Charlotte Douglas International Airport (CLT)

Charlotte United States 2 hr 41 min 135 mi
Richmond International Airport (RIC)

Richmond United States 2 hr 33 min 139 mi
Piedmont Triad International Airport (GSO)

Greensboro United States 1 hr 27 min 76 mi

Popular airports near Denver

Denver International Airport (DEN)

Denver United States 38 min 19 mi
Colorado Springs Airport (COS)

Colorado Springs United States 1 hr 27 min 66 mi
Centennial Airport (APA)

Denver United States 27 min 14 mi
Eagle County Regional Airport (EGE)

Vail United States 2 hr 19 min 103 mi

Frequently asked questions about flying from Raleigh to Denver

The cheapest flights from Raleigh to Denver are usually in January. Typical ticket prices in January range from $110 to $230.

The cheapest round-trip flight from Raleigh to Denver recently found on Google Flights was with Frontier from $70. The cheapest one-way flight was with Frontier from $35.

Some of the cheapest round-trip deals we found with different airlines:

The cheapest United flight from Raleigh to Denver is $229, flying from Jun 1 to Jun 9.
The cheapest Southwest flight from Raleigh to Denver is $241, flying from May 30 to Jun 6.
The cheapest Delta flight from Raleigh to Denver is $229, flying from May 28 to Jun 3.
The cheapest Frontier flight from Raleigh to Denver is $70, flying from May 25 to Jun 3.
The cheapest American flight from Raleigh to Denver is $229, flying from May 28 to Jun 3.
The cheapest Alaska flight from Raleigh to Denver is $623, flying from Jul 9 to Jul 15.

The cheapest round-trip flight from Raleigh to Denver starts at $70 from Mon, May 25 to Wed, Jun 3. The cheapest one-way flight starts at $35 and departs on Mon, May 25.

3 hr 35 min is the shortest flight time from Raleigh to Denver.

Denver’s mild summer months (Jun–Aug) are a popular time for visitors exploring the city and nearby national parks. The ski season runs through winter (Nov–Mar). Major events include the National Western Stock Show & Rodeo (Jan) and A Taste of Colorado (Sep) food and arts festival.

It's easy to use Google Flights to find the cheapest days to fly from Raleigh to Denver.
Just click the Departure label near the top of the page to open the calendar. Choose a start date and a return date to see how the round-trip fare changes on those specific days.
Adjust the trip type to see one-way fares. The cheapest available flights are highlighted and easy to spot. Once you settle on dates, click the Search button to see flight options and book the deal.

You can also turn on price tracking to get alerts if the price changes for a route or flight.

What counts as the best airline for your flights from Raleigh to Denver really depends on your individual needs. You may have a favorite carrier or a loyalty program you like, but price, convenience, and airports served also come into play. Flexibility and booking terms – Can you change flights if you want to stay longer or get a refund if you have to postpone your trip? – are also factors that help determine which airline is best to fly from Raleigh to Denver.

In terms of nonstop flights, United is the most popular. United offers 14 nonstop flights and 442 connecting flights per week. United flies from Raleigh-Durham International Airport (RDU) to Denver International Airport (DEN) .

Other popular airlines flying from Raleigh to Denver are:

Southwest offers 14 nonstop flights and 415 connecting flights per week. Southwest flies from Raleigh-Durham International Airport (RDU) to Denver International Airport (DEN) .
Delta offers 384 connecting flights per week. Delta flies from Raleigh-Durham International Airport (RDU) to Denver International Airport (DEN) .
Frontier offers 7 nonstop flights and 32 connecting flights per week. Frontier flies from Raleigh-Durham International Airport (RDU) to Denver International Airport (DEN) .
American offers 370 connecting flights per week. American flies from Raleigh-Durham International Airport (RDU) to Denver International Airport (DEN) .
Alaska offers 21 connecting flights per week. Alaska flies from Raleigh-Durham International Airport (RDU) to Denver International Airport (DEN) .

The number of connecting flights refers to distinct flights with at least one stop between Raleigh and Denver.

The cheapest round-trip flight from Raleigh to Denver recently found on Google Flights was with Frontier from $70. The cheapest one-way flight was with Frontier from $35.

Some of the cheapest round-trip deals we found with different airlines:

The cheapest United flight from Raleigh to Denver is $229, flying from Jun 1 to Jun 9.
The cheapest Southwest flight from Raleigh to Denver is $241, flying from May 30 to Jun 6.
The cheapest Delta flight from Raleigh to Denver is $229, flying from May 28 to Jun 3.
The cheapest Frontier flight from Raleigh to Denver is $70, flying from May 25 to Jun 3.
The cheapest American flight from Raleigh to Denver is $229, flying from May 28 to Jun 3.
The cheapest Alaska flight from Raleigh to Denver is $623, flying from Jul 9 to Jul 15.

United, Southwest and Frontier fly direct from Raleigh to Denver.

There are 14 United direct flights from Raleigh to Denver per week. Flights are available every day.
There are 14 Southwest direct flights from Raleigh to Denver per week. Flights are available every day.
There are 7 Frontier direct flights from Raleigh to Denver per week. Flights are available every day.

Use the Stops filter while searching for flights, to see only nonstop options in your results.

The cheapest last-minute deal between Raleigh and Denver at price $260 is offered by Frontier from Sat, May 9 to Sun, May 10.

United, Southwest and Frontier fly direct from Raleigh to Denver.

There are 14 United direct flights from Raleigh to Denver per week. Flights are available every day.
There are 14 Southwest direct flights from Raleigh to Denver per week. Flights are available every day.
There are 7 Frontier direct flights from Raleigh to Denver per week. Flights are available every day.

Use the Stops filter while searching for flights, to see only nonstop options in your results.

There are direct flights from Raleigh to Denver on a daily basis.

The cheapest direct (nonstop) round-trip flights between Raleigh and Denver start at $161 from Thu, May 28 to Wed, Jun 3 with Frontier.

It's easy to find nonstop flights with Google Flights! Once you've searched for flights from Raleigh to Denver, just select the nonstop flights only option in the 'Stops’ filter in the search form and view all available direct flights and their prices.

The cheapest business class round-trip flights between Raleigh and Denver start at $330 from Mon, May 25 to Wed, Jun 3 with Frontier.

The cheapest economy class round-trip flights between Raleigh and Denver start at $70 from Mon, May 25 to Wed, Jun 3.

To book business class trips from Raleigh to Denver, look for the default Economy selection at the top, and change it to your desired cabin class such as Premium Economy, Business Class, or First Class. You can then select your departure and arrival dates, consider available options, and book your business travel.

You can also adjust the trip type to view one-way fares.

The best last-minute getaway deal for the next weekend between Raleigh and Denver starts at $260 from Sat, May 9 to Sun, May 10 with Frontier.

The cheapest last-minute deal between Raleigh and Denver at price $260 is offered by Frontier from Sat, May 9 to Sun, May 10.

To find last-minute flight deals from Raleigh to Denver, start by entering the city names, select the desired departure and return dates, and hit the Search button to view flight options.

You can check for last-minute flights for the same day or adjust the trip type to see one-way fares.