List of former airline hubs

• American Airlines (AA) used Boston's Logan International Airport (BOS), Nashville International Airport (BNA), Raleigh-Durham International Airport (RDU), San Jose International Airport (SJC), St. Louis Lambert International Airport (STL), and San Juan's Luis Muñoz Marín International Airport (SJU)
• Delta Air Lines (DL) used Chicago's O'Hare International Airport (ORD), Memphis International Airport (MEM),[1] Dallas-Fort Worth International Airport (DFW), Frankfurt Airport (FRA), Tokyo's Narita International Airport (NRT), Amsterdam Airport Schiphol (AMS), and Portland International Airport (PDX)
• Frontier Airlines (F9) used Milwaukee Mitchell International Airport (MKE), Kansas City International Airport (MCI), Washington's Dulles International Airport (IAD), and Wilmington Airport (Delaware) (ILG)
• United Airlines (UA) used Miami International Airport (MIA), Tokyo's Narita International Airport (NRT) and Cleveland Hopkins International Airport (CLE).
• WestJet Airlines (WS) used John C. Munro Hamilton International Airport (YHM).

• AccessAir (ZA) used Des Moines International Airport (DSM)
• AirTran Airways (FL) used Hartsfield-Jackson Atlanta International Airport (ATL), Baltimore-Washington International Thurgood Marshall Airport (BWI), Milwaukee Mitchell International Airport (MKE) and Orlando International Airport (MCO).
• Allegheny Airlines (AL) used Allegheny County Airport (AGC) until 1951, when it moved its base to Pittsburgh International Airport (PIT).
• America West Airlines (HP) used John Glenn Columbus International Airport (CMH), Las Vegas's McCarran International Airport (LAS) and Phoenix Sky Harbor International Airport (PHX).
• ATA Airlines (TZ) used Chicago's Midway International Airport (MDW) and Indianapolis International Airport (IND).
• Braniff Airways (BN) used Dallas/Fort Worth International Airport (DFW), Dallas Love Field (DAL) and Kansas City International Airport (MCI)
• Canadian Airlines (CA) used Calgary International Airport (YYC), Montréal-Pierre Elliott Trudeau International Airport (YUL), Toronto Pearson International Airport (YYZ), and Vancouver International Airport (YVR)
• Canadian Pacific Airlines (CP) used Toronto Pearson International Airport (YYZ), and Vancouver International Airport (YVR)
• Comair (OH) used Cincinnati/Northern Kentucky International Airport (CVG), and to a lesser extent Orlando International Airport (MCO) and New York's John F. Kennedy International Airport (JFK)
• Continental Airlines (CO), originally in the 1960s, 1970's, and 1980's, used El Paso International Airport (ELP), Denver Stapleton International Airport (DEN), and Los Angeles International Airport (LAX). Before its merge with United, Continental used Cleveland Hopkins International Airport (CLE), Denver's Stapleton International Airport (DEN)*, Houston's George Bush Intercontinental Airport (IAH), Newark Liberty International Airport (EWR), Guam's Antonio B. Won Pat International Airport (GUM), Los Angeles International Airport (LAX), and Greensboro's Piedmont Triad International Airport (GSO)
• Delta Express, a low-cost carrier operated by Delta Air Lines, used Orlando International Airport (MCO)
• Eastern Airlines (EA) used Hartsfield-Jackson Atlanta International Airport (ATL), Kansas City International Airport (MCI) Miami International Airport (MIA), Philadelphia International Airport (PHL) and Luis Muñoz Marín International Airport (SJU)
• Frontier Airlines (1950-1986) used Denver's Stapleton International Airport (DEN)
• Independence Air (DH) used Washington's Dulles International Airport (IAD)
• Lake Central Airlines used Indianapolis International Airport (IND).
• Mexicana de Aviación (MX) used Cancún International Airport (CUN), Guadalajara International Airport (GDL), and Mexico City International Airport (MEX)
• Midway Airlines (1976-1991) (ML) used Chicago's Midway International Airport (MDW) and Philadelphia International Airport (PHL)
• Midway Airlines (1993-2003) (JI) used Raleigh-Durham International Airport (RDU)
• Midwest Airlines (YX) used Milwaukee Mitchell International Airport (MKE) and Kansas City International Airport (MCI)
• National Airlines (N7) (1999–2002) used Las Vegas's McCarran International Airport (LAS)
• National Airlines (NA) (1934–1980) used Miami International Airport (MIA) and John F. Kennedy International Airport (JFK)
• Northwest Airlines (NW) used Amsterdam Airport Schiphol (AMS), Detroit Metropolitan Wayne County Airport (DTW), Memphis International Airport (MEM), Minneapolis-Saint Paul International Airport (MSP) and both Tokyo's Haneda Airport (HND) and Narita International Airport (NRT)
• Pacific Southwest Airlines (PSA) used San Diego International Airport (SAN), and Los Angeles International Airport (LAX)
• Pan American World Airways used Berlin Tegel Airport (TXL), Frankfurt International Airport (FRA), New York's John F. Kennedy International Airport (JFK), London's Heathrow Airport (LHR), Miami International Airport (MIA) and Tokyo's Narita International Airport (NRT)
• People Express used Newark Liberty International Airport (EWR)
• Piedmont Airlines used Baltimore-Washington International Thurgood Marshall Airport (BWI), Charlotte Douglas International Airport (CLT), Dayton International Airport (DAY), and Syracuse Hancock International Airport (SYR)
• Red Baron Airlines used Palm Beach International Airport (PBI)
• Reno Air used Reno/Tahoe International Airport (RNO) and San Jose International Airport (SJC)
• Republic Airlines (1979–1986) used Hartsfield-Jackson Atlanta International Airport (ATL), Minneapolis-Saint Paul International Airport (MSP), Detroit Metropolitan Wayne County Airport (DTW), and Memphis International Airport (MEM)
• Skybus Airlines used Port Columbus International Airport (CMH) and Greensboro's Piedmont Triad International Airport (GSO)
• Song, a low-cost carrier operated by Delta Air Lines, used Orlando International Airport (MCO)
• Ted, a low-cost carrier operated by United Airlines, used Denver International Airport (DEN)
• Trans World Airlines (TWA) used Hartsfield-Jackson Atlanta International Airport (ATL), Denver's Stapleton International Airport (DEN), Kansas City International Airport (MCI), New York's John F. Kennedy International Airport (JFK), Paris'sCharles de Gaulle Airport (CDG), Pittsburgh International Airport (PIT) and St. Louis Lambert International Airport (STL)
• US Airways (US) used Baltimore-Washington Thurgood Marshall International Airport (BWI), Charlotte Douglas International Airport (CLT), Dayton International Airport (DAY), Indianapolis International Airport (IND), Kansas City International Airport (MCI). Las Vegas's McCarran International Airport (LAS), Philadelphia International Airport (PHL), Phoenix Sky Harbor International Airport (PHX), Pittsburgh International Airport (PIT), Syracuse Hancock International Airport (SYR), and Ronald Reagan Washington National Airport (DCA).
• Vanguard Airlines (NJ) used Kansas City International Airport (MCI) and Chicago's Midway International Airport (MDW)
• Virgin America (VX) used San Francisco International Airport (SFO) and Los Angeles International Airport (LAX)
• Western Airlines used Los Angeles International Airport (LAX) and Salt Lake City International Airport (SLC)
• Western Pacific Airlines used Colorado Springs Airport (COS) and Denver International Airport (DEN)

* Now closed Stapleton International Airport has been replaced by Denver International Airport as the only major airport serving Denver, however, Continental Airlines did not have hub operations at Denver International.

• British Airways (BA) used Berlin Tegel (TXL)
• Iberia Airlines (IB) used Santo Domingo (SDQ) and Miami (MIA)
• Air France used Le Havre (LEH) and Orly Airport (Paris) (ORY)
• Alitalia (AZ) used Milan Linate (LIN) and Milan Malpensa (MXP)

• airBerlin (AB) used Berlin Tegel (TXL) and Düsseldorf (DUS)
• Regional Airlines (VM) used Clermont-Ferrand (CFE)
• Crossair (LX) used Basel Airport (BSL)
• Swissair (SR) used Zurich Airport (ZRH)
• Sabena (SN) used Brussels Airport (BRU)
• Air Littoral (FU) used Nice (NCE)
• Virgin Express (VEX) used Brussels Airport (BRU)
• Olympic Airlines (OA) used Athens International Airport (ATH)
• Air Southwest (SZ) used Plymouth City Airport (PLH), Newquay Cornwall Airport (NQY), and Bristol Airport (BRS)
• Spanair (JK) used Barcelona El Prat Airport (BCN) and to a lesser extent, Madrid-Barajas Airport (MAD)
• Malev Hungarian Airlines (MA) used Budapest Ferihegy International Airport (BUD)
• Aerosvit Airlines (VV) used Boryspil International Airport (KBP)
• Transaero (UN) used Moscow Vnukovo Airport (VKO)

• Ansett Australia (AN) used Melbourne Airport (MEL) and Sydney Airport (SYD)
• Continental Micronesia (CA) used Antonio B. Won Pat International Airport (GUM)
• Trans Australia Airlines (TN) used Melbourne Airport (MEL)