Denver International Airport (DEN), also referred to as DIA, serves as a primary hub for major domestic and international airlines. The airlines at Denver Airport handle traffic of 80 million and connect to 230 nonstop destinations across America, Africa, Europe, and Asia.
Denver Airport Airline Hub
United Airlines and Southwest Airlines contribute hundreds of daily flights to cities across the U.S. and international destinations.
In addition, Frontier Airlines also operates a primary hub at Denver International Airport.
Airlines at Denver International Airport
27 major domestic and international carriers operate at DEN. They include major U.S. carriers and several international airlines. Here is the list of major airlines out of Denver Airport and their details:
|
Airline |
Concourse |
Ticket Counter Location |
Baggage Claim |
Destinations |
|
Aer Lingus |
A |
Level 5, Center – 21 |
East |
Direct flight to Dublin (DUB) |
|
Aeromexico |
A |
Level 5, Center – 20 |
North, International Arrivals |
Direct flights to Mexico City |
|
Air Canada |
A |
Level 5, Center – 20 |
West |
Canada |
|
Air France |
A |
Level 5, Center – 23 |
North, International Arrivals |
International |
|
Alaska Airlines |
A |
Level 5, Center – 21 |
East |
Domestic |
|
Allegiant |
A |
Level 5, Center – 21 |
East |
Low-cost |
|
American Airlines |
C |
Level 5, Center – 22 |
East |
Domestic |
|
Breeze Airways |
A |
Level 5, Center – 20 |
West |
Low-cost |
|
British Airways |
A |
Level 5, Center – 22 |
North, International Arrivals |
London |
|
Cayman Airways |
A |
Level 5, Center – 20 |
North, International Arrivals |
Caribbean |
|
Contour Airlines |
C |
Level 5, Center – 21 |
East |
Regional |
|
Copa Airlines |
A |
Level 5, Center – 20 |
North, International Arrivals |
Panama |
|
Delta Air Lines |
A |
Level 5, Center – 23 |
West |
Domestic and International |
|
Denver Air Connection Airlines |
C |
Level 5, Center – 21 |
East |
Regional |
|
Edelweiss |
A |
Level 5, Center – 20 |
North, International Arrivals |
Switzerland |
|
Frontier Airlines |
A |
Level 6, East – 2 |
East |
Major low-cost carrier |
|
Icelandair |
A |
Level 5, Center – 20 |
North, International Arrivals |
Iceland |
|
JetBlue Airways |
A |
Level 5, Center – 21 |
East |
Domestic |
|
Lufthansa |
A |
Level 5, Center – 20 |
North, International Arrivals |
Germany |
|
Southwest Airlines |
C |
Level 6, East – 1 |
East |
Major domestic carrier |
|
Sun Country Airlines |
A |
Level 5, Center – 20 |
West |
Seasonal |
|
Turkish Airlines |
A |
Level 5, Center – 20 |
North, International Arrivals |
Istanbul |
|
United Airlines |
A & B |
Level 6, West – 7/8 |
West |
Largest hub at DEN |
|
Viva Aerobus |
A |
Level 5, Center – 22 |
North, International Arrivals |
Mexico |
|
Volaris |
A |
Level 5, Center – 20 |
North, International Arrivals |
Mexico |
|
WestJet |
A |
Level 5, Center – 23 |
West |
Canada |
Destinations Covered From Denver International Airport
Denver International Airport serves all 50 states in the U.S, handling roughly 500-550 domestic daily departures.
|
State |
Cities & Airport Codes |
|
Alabama |
Birmingham (BHM) |
|
Alaska |
Anchorage (ANC) |
|
Arizona |
Phoenix (PHX), Tucson (TUS) |
|
Arkansas |
Little Rock (LIT) |
|
California |
Los Angeles (LAX), San Diego (SAN), San Francisco (SFO), San Jose (SJC), Sacramento (SMF), Oakland (OAK) |
|
Colorado |
Colorado Springs (COS), Aspen (ASE), Gunnison (GUC) |
|
Florida |
Miami (MIA), Orlando (MCO), Tampa (TPA), Fort Lauderdale (FLL), Fort Myers (RSW), West Palm Beach (PBI) |
|
Georgia |
Atlanta (ATL) |
|
Hawaii |
Honolulu (HNL) |
|
Idaho |
Boise (BOI) |
|
Illinois |
Chicago (ORD) |
|
Indiana |
Indianapolis (IND) |
|
Iowa |
Des Moines (DSM) |
|
Kansas |
Wichita (ICT) |
|
Kentucky |
Louisville (SDF) |
|
Louisiana |
New Orleans (MSY) |
|
Maryland |
Baltimore (BWI) |
|
Massachusetts |
Boston (BOS) |
|
Michigan |
Detroit (DTW), Grand Rapids (GRR) |
|
Minnesota |
Minneapolis (MSP) |
|
Missouri |
Kansas City (MCI), St. Louis (STL) |
|
Montana |
Billings (BIL), Bozeman (BZN), Kalispell (FCA), Missoula (MSO) |
|
Nebraska |
Omaha (OMA) |
|
Nevada |
Las Vegas (LAS), Reno (RNO) |
|
New Jersey |
Newark (EWR) |
|
New York |
New York (JFK, LGA), Buffalo (BUF) |
|
North Carolina |
Charlotte (CLT), Raleigh/Durham (RDU) |
|
North Dakota |
Fargo (FAR) |
|
Ohio |
Columbus (CMH), Cleveland (CLE), Cincinnati (CVG), Dayton (DAY) |
|
Oklahoma |
Oklahoma City (OKC), Tulsa (TUL) |
|
Oregon |
Portland (PDX) |
|
Pennsylvania |
Philadelphia (PHL), Pittsburgh (PIT) |
|
Rhode Island |
Providence (PVD) |
|
South Carolina |
Charleston (CHS) |
|
South Dakota |
Rapid City (RAP) |
|
Tennessee |
Nashville (BNA), Memphis (MEM), Knoxville (TYS) |
|
Texas |
Dallas/Fort Worth (DFW), Houston (IAH), Austin (AUS), El Paso (ELP), San Antonio (SAT) |
|
Utah |
Salt Lake City (SLC) |
|
Vermont |
Burlington (BTV) |
|
Virginia |
Norfolk (ORF), Washington D.C. (DCA, IAD) |
|
Washington |
Seattle (SEA), Spokane (GEG) |
|
Wisconsin |
Milwaukee (MKE), Madison (MSN) |
|
Wyoming |
Jackson Hole (JAC) |
In addition, the airlines at Denver International Airport serve international routes, which include:
|
Region |
Cities & Airport Codes |
|
Canada |
Calgary (YYC), Edmonton (YEG), Montreal (YUL), Toronto (YYZ), Vancouver (YVR) |
|
Mexico |
Cancún (CUN), Cozumel (CZM), Guadalajara (GDL), Los Cabos (SJD), Mexico City (MEX), Puerto Vallarta (PVR) |
|
Caribbean & Latin America |
Belize City (BZE), Liberia – Costa Rica (LIR) |
|
Europe |
Frankfurt (FRA), London Heathrow (LHR), Munich (MUC), Paris Charles de Gaulle (CDG), Zurich (ZRH) |
|
Asia |
Tokyo Narita (NRT) |
Denver International Airport (DEN) stands as one of the busiest airports in the United States. The airport handles a record 82.4 million passengers and offers direct flights to more than 230 destinations across the Americas, Europe, and Asia.
United Airlines contributes to the majority of departure and arrival traffic, followed by Southwest Airlines and Frontier Airlines.
The 27 airlines at Denver International Airport range from low-cost domestic carriers to premium international carriers.
Frequently Asked Questions
You can view the official Denver airport airline map on the official airport website (flydenver.com). The map highlights ticket counters, concourses, security checkpoints, and gate locations.
Airline jobs at Denver International Airport are available through United Airlines, Southwest, and Frontier. The airline has direct walk-ins for ground handling and service providers. Alternatively, you can check the Denver Airport's official webpage for more information.