Cheap Flight Deals to Denver Denver is the Mile High City — Colorado's vibrant capital
Round-trip flights from $79*
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Your Complete Guide to Flying to Denver, Colorado
Denver sits exactly one mile above sea level at the base of the Rocky Mountains, a thriving metropolis of 715,000 (and nearly 3 million in the broader metro) that has become one of America’s most desirable cities to live in and visit. Denver combines big-city sophistication with unparalleled access to outdoor adventure — over 25 ski resorts are within a few hours’ drive, and the city itself averages 300 days of sunshine annually despite its mountain-adjacent location.
Denver’s craft beer scene is legendary (the city has more breweries per capita than almost anywhere in the US), and neighborhoods like RiNo (River North Art District) and LoDo (Lower Downtown) offer some of the country’s most vibrant urban culture. Book cheap flight deals to Denver (DEN) and discover the perfect blend of city life and mountain access.
Red Rocks Park and Amphitheatre
Denver Art Museum
Larimer Square & LoDo
Rocky Mountain National Park
RiNo Art District
16th Street Mall & Union Station
Denver International Airport (DEN)
The primary commercial airport serving Denver, located 25 miles from downtown. IATA code: DEN. Connects primarily through Denver International (DEN).
Location & Getting Around
Denver is located in Taylor County, West Texas, approximately 180 miles west of Dallas-Fort Worth. Car rentals are available at DEN airport. The city is easily navigable by car with minimal traffic.
Climate & Weather
Denver has a semi-arid climate with hot summers (avg. 95°F in July) and mild winters. The city receives about 23 inches of rain annually. Spring and fall offer the most pleasant visiting conditions.
Events & Festivals
Major annual events include the Children’s Art & Literacy Festival (June), Western Heritage Classic Rodeo (May), and Holiday in Denver (December). Plan flights early around festival dates.
Travel Calendar
Best Time to Fly to Denver
JAN
Low fares
FEB
MAR
APR
Moderate
MAY
JUN
JUL
AUG
SEP
OCT
NOV
DEC
Cheapest fares
Average fares
Peak / expensive
Routes
Popular Routes to Denver (DEN)
| From | To | From Price | Type |
|---|---|---|---|
| New York (JFK) New York | Denver (DEN) Denver, Colorado | from $79* | Round Trip |
| Chicago (ORD) Chicago | Denver (DEN) Denver, Colorado | from $89* | Round Trip |
| Los Angeles (LAX) Los Angeles | Denver (DEN) Denver, Colorado | from $89* | Round Trip |
| Dallas (DFW) Dallas | Denver (DEN) Denver, Colorado | from $89* | Round Trip |
| Atlanta (ATL) Atlanta | Denver (DEN) Denver, Colorado | from $99* | Round Trip |
| Phoenix (PHX) Phoenix | Denver (DEN) Denver, Colorado | from $84* | Round Trip |
| Las Vegas (LAS) Las Vegas | Denver (DEN) Denver, Colorado | from $89* | Round Trip |
| Seattle (SEA) Seattle | Denver (DEN) Denver, Colorado | from $94* | Round Trip |
Denver Regional Airport (DEN)
IATA Code
DEN
Distance to City
25 mi
Main Hub Airlines
AA / 9E
Key Connections
DEN
Travel Tips
Tips for Finding Cheap Flights to Denver
01
Book 3–6 Weeks Ahead
02
Fly on Tuesdays or Wednesdays
03
Consider Connecting via DFW
Most flights to Denver connect through Denver International (DEN). Booking this connection often unlocks more schedule options and better pricing. Booking a DFW connection often unlocks more schedule options and better pricing compared to nonstop alternatives.
04
Travel in January, February, or September
05
Set Fare Alerts
06
Use Flexible Date Search
Frequently Asked Questions
Cheap flight deals to Denver (DEN) start from as low as $79 for round-trip tickets. As a major hub for United, Frontier, and Southwest, Denver offers extremely competitive fares from virtually every US city, particularly on ultra-low-cost carrier routes.
Denver is served by Denver International Airport (IATA: DEN), located approximately 25 miles northeast of downtown. It is the largest airport in the US by land area and the third-busiest in the world by passenger traffic, with nonstop service to over 215 destinations.
January, February, and November offer the lowest airfares to Denver (DEN). Ski season (December-March) and summer (June-August) are the peak and most expensive periods. Fall (September-October) offers beautiful aspen foliage in the mountains and excellent fare value.
Denver (DEN) is United Airlines' second-largest hub and the largest base of operations for both Frontier Airlines and Southwest Airlines. American, Delta, Spirit, JetBlue, and many international carriers also serve DEN extensively.
As a major hub with exceptional flight frequency and three carriers basing major operations there, Denver fares are competitive year-round with 2-4 weeks typically sufficient. For ski season (December-March), book 6-10 weeks ahead as mountain resort demand peaks.
Top attractions include Red Rocks Park and Amphitheatre, the Denver Art Museum, Larimer Square and LoDo, Rocky Mountain National Park (90 minutes), the RiNo Art District, Union Station, and the legendary craft brewery scene with over 200 breweries in the metro area.
Yes - Denver International (DEN) has nonstop service from virtually every major US city and dozens of international destinations. United, Frontier, and Southwest combined operate nonstop DEN flights from over 180 cities, making Denver one of the most connected aviation markets in the country.
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