Denver International Airport offers nonstop flights to over 200 destinations across North America, Europe, and Asia on major carriers including United, Frontier, and Southwest.
Every Direct Flight from Denver: A Complete Guide
Denver International Airport (DEN) ranks as the fourth busiest airport in the United States, serving as a major hub for United Airlines and a key base for Frontier. Southwest Airlines also operates a significant number of flights from Denver, making the airport a crucial gateway for travelers across the country and abroad.
Direct flights from Denver connect passengers to over 200 destinations, spanning coast to coast in the United States and reaching major cities in Europe, Mexico, and Asia. Whether you travel for business, leisure, or family visits, DEN’s extensive nonstop network provides convenient options with competitive fares and various airlines. This guide details all nonstop routes, airlines, flight durations, and practical tips for your next journey.
You can book any of these nonstop flights through Travorio's flight search, or opt for flexible payments using Travorio's pay-later options (subject to approval).
Denver International Airport Overview
Opened in 1995, Denver International Airport (DEN) covers 33,531 acres, making it the largest airport by land area in North America. With nearly 70 million passengers in 2023, DEN is the fourth busiest U.S. airport and consistently ranks among the top 10 globally by traffic volume. The airport features three main concourses (A, B, and C), all connected by a fast, free underground train.
United Airlines operates its largest hub at DEN, offering more nonstop destinations from Denver than any other carrier. Frontier Airlines uses Denver as its main base, focusing on low-cost flights across North America. Southwest Airlines treats DEN as a focus city, providing extensive domestic connections. Other major carriers such as Delta, American, Alaska, Spirit, and JetBlue maintain regular service to key destinations.
West Coast Nonstop Flights from Denver
Frequent nonstop flights link Denver to major West Coast cities. United, Southwest, and Frontier offer daily service to Los Angeles (LAX), San Francisco (SFO), Seattle (SEA), Portland (PDX), San Diego (SAN), Las Vegas (LAS), Phoenix (PHX), and Salt Lake City (SLC).
Flight times range from 90 minutes (Denver to Salt Lake City) to nearly three hours (Denver to Seattle). Prices start at $79 each way for routes such as Denver to Las Vegas or Phoenix, with higher fares during peak travel periods. Booking several weeks in advance helps secure the lowest rates.
Midwest Nonstop Flights from Denver
DEN connects directly to major Midwest cities including Chicago (ORD and MDW), Minneapolis (MSP), Dallas (DFW and DAL), Houston (IAH and HOU), Kansas City (MCI), St. Louis (STL), and Detroit (DTW).
United, Southwest, and American operate frequent service on these routes. Flight durations vary from 90 minutes (Denver to Kansas City) up to just over two hours (Denver to Detroit). Fares typically begin at $99 each way, with Dallas and Houston sometimes available for less during sales.
East Coast Nonstop Flights from Denver
East Coast business and leisure travelers benefit from direct flights to New York’s three main airports (JFK, EWR, LGA), Boston (BOS), Washington DC (IAD, DCA), Atlanta (ATL), Miami (MIA), Fort Lauderdale (FLL), Orlando (MCO), Philadelphia (PHL), and Charlotte (CLT).
United, American, Delta, JetBlue, and Southwest all operate these routes. Denver to New York flights take around four hours, while flights to Miami or Boston average 3.5 to 4 hours. Fares for Denver to East Coast cities usually start at $129 each way outside of peak holiday periods.
Mountain and Southwest Nonstop Flights from Denver
DEN’s location allows for extensive nonstop service to regional destinations in the Rockies and Southwest. Popular direct routes include Albuquerque (ABQ), Tucson (TUS), Boise (BOI), Billings (BIL), Jackson Hole (JAC), Aspen (ASE), and Steamboat Springs (HDN).
These flights, operated mainly by United, Southwest, and Frontier, have short durations ranging from 60 minutes (Denver to Aspen) to just over two hours (Denver to Tucson). Prices start at $69 each way for regional destinations, especially on Frontier and Southwest.
International Nonstop Flights from Denver
Denver International Airport offers nonstop service to several international cities. United operates flights to London (LHR), Frankfurt (FRA), Munich (MUC), and Tokyo Narita (NRT, seasonal). Icelandair serves Reykjavik (KEF) with direct flights, while Aeromexico links Denver to Mexico City (MEX).
Travelers seeking sun and sand will find frequent nonstop flights to Cancun (CUN), Puerto Vallarta (PVR), and Cabo San Lucas (SJD), operated by United, Southwest, Frontier, and Mexican carriers. Flight times to Europe range from eight to ten hours, with fares starting at $650 roundtrip to London or Frankfurt when booked well in advance. Mexico beach destinations typically start at $250 roundtrip during low season.
For a full list of current international routes, check Denver International’s official site: Nonstop Destinations Map.
Airlines Operating Direct Flights from Denver
United Airlines leads with nonstop flights to over 150 destinations. Frontier Airlines focuses on affordable, direct service to more than 60 cities. Southwest Airlines maintains a robust presence, especially on western and regional routes.
American Airlines and Delta Air Lines provide key connections to their hubs and major cities. JetBlue operates service to New York and Boston. Alaska Airlines flies nonstop to Seattle and Portland. Spirit Airlines offers direct flights to Las Vegas, Los Angeles, and select East Coast cities.
International carriers at DEN include Icelandair, Lufthansa, British Airways, Aeromexico, Air Canada, and Volaris.
Top 10 Nonstop Routes: Flight Times and Prices
Below is a data table showing DEN’s busiest nonstop routes, the airlines operating them, approximate flight times, and average one-way fares when booked 21+ days out:
| Route | Airlines | Flight Time | Avg. Price (One-way) |
|---|---|---|---|
| Denver - Los Angeles (LAX) | United, Southwest, Frontier | 2h 30m | $89 |
| Denver - Chicago (ORD) | United, American, Southwest | 2h 30m | $109 |
| Denver - Dallas (DFW/DAL) | American, Southwest, United | 2h | $99 |
| Denver - Phoenix (PHX) | American, Southwest, Frontier | 1h 45m | $79 |
| Denver - Las Vegas (LAS) | Southwest, Frontier, United | 1h 50m | $79 |
| Denver - Seattle (SEA) | United, Alaska, Southwest | 2h 45m | $119 |
| Denver - San Francisco (SFO) | United, Frontier | 2h 45m | $109 |
| Denver - Houston (IAH/HOU) | United, Southwest | 2h 15m | $99 |
| Denver - New York (JFK/EWR/LGA) | United, Delta, JetBlue | 4h | $139 |
| Denver - Atlanta (ATL) | Delta, Southwest, United | 3h | $129 |
For the full list of DEN nonstop destinations and to compare fares, use the Travorio flight search.
Best Time to Book for Lowest Fares
Airfare trends at DEN mirror national averages. Booking domestic nonstop flights from Denver 21 to 45 days in advance yields the lowest fares for most travelers. Tuesdays and Wednesdays often show the best prices, particularly for West Coast and Midwest routes. Flights to vacation destinations such as Orlando and Cancun should be booked at least two months ahead during school breaks or major holidays.
Off-peak months for cheap fares from Denver include January, early February, late April, and September. For international flights, booking at least 60 to 90 days in advance helps secure the best deals, especially for Europe and Asia. Flexible travelers can use Travorio's pay-later flights to lock in low fares and pay in 4 installments (subject to approval).
For more booking insights, see the Bureau of Transportation Statistics for average fare data.
Tips for Navigating Denver International Airport
Denver International’s layout is simple but sprawling. All concourses are accessible via a free underground train from Jeppesen Terminal. Allocate at least 15 minutes to reach your gate after clearing security, especially for gates on Concourse C.
Security wait times can exceed 30 minutes during early mornings (5-8 a.m.) and late afternoons. Arrive two hours before domestic flights and three hours before international departures. TSA PreCheck and CLEAR lanes are available for expedited screening.
Food and shopping options are best near the main concourses. Free Wi-Fi is available throughout the terminal. For real-time updates on security lines and amenities, check DEN's official website.
Frequently Asked Questions
Common questions answered clearly and concisely
Denver International Airport offers direct flights to more than 200 destinations, including over 180 domestic cities and more than 25 international locations across North America, Europe, and Asia.
United Airlines has the largest nonstop network from Denver, serving over 150 destinations. Frontier and Southwest also operate dozens of nonstop routes from DEN, with American, Delta, Alaska, JetBlue, and Spirit providing additional options.
Flights to Las Vegas, Phoenix, and Salt Lake City often feature the lowest fares from Denver, with one-way prices starting at $69 to $89 when booked in advance, especially on Frontier and Southwest.
Yes, Denver offers nonstop flights to London (LHR), Frankfurt, Munich, and Reykjavik in Europe, plus seasonal service to Tokyo Narita (NRT) on United. Direct flights to Mexico and Canada are also available.
For most domestic nonstop flights from Denver, booking 21 to 45 days before departure provides the lowest fares. International flights are best booked 60 to 90 days in advance.
Travorio offers flexible pay-in-4 options for eligible travelers on most flights departing from Denver through <a href='/pay-later/flights'>Travorio's pay-later booking</a> (subject to approval).
Arrive at least two hours before domestic departures and three hours before international flights. Security lines can be long during peak travel times, and the train between terminals adds 10-15 minutes to gate access.
Nonstop flights from Denver can be searched and booked directly on <a href='/flights'>Travorio</a>, where you can compare airlines, fares, and flexible payment options.
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