Popular Airlines in the USA
| Airline | IATA Code | Hub(s) | Routes | Popular Flights |
|---|---|---|---|---|
| AA | Dallas/Fort Worth (DFW), Charlotte (CLT), Miami (MIA) | Domestic routes across the US, international flights to Europe, Asia, and Latin America | DFW to London Heathrow(LHR), MIA to São Paulo(CGH) | |
| DL | Atlanta (ATL), Detroit (DTW), Minneapolis (MSP) | Extensive domestic network, international flights to Europe, Africa, and the Middle East | ATL to Amsterdam(AMS), JFK to Tokyo Narita(NRT) | |
| UA | Chicago O'Hare (ORD), Newark (EWR), San Francisco (SFO) | Domestic flights, international connections to Asia, Europe, and beyond | EWR to London Heathrow(LHR), SFO to Hong Kong(HKG) | |
| AS | Seattle-Tacoma (SEA), Portland (PDX), Los Angeles (LAX) | Domestic routes across the US, Canada, and select destinations in Mexico and Costa Rica | SEA to Anchorage(ANC), PDX to San Francisco(SFO) |
Popular Low-Cost Carriers (LCC) in the USA
| Airline | IATA Code | Hub(s) | Routes | Popular Flights |
|---|---|---|---|---|
| B6 | New York (JFK), Boston (BOS), Fort Lauderdale (FLL) | Domestic flights with a growing network to Latin America and the Caribbean. | JFK to Los Angeles(LAX), BOS to San Francisco(SFO), FLL to Nassau(NAS) | |
| WN | Dallas Love Field (DAL), Denver (DEN) | Domestic flights, some international services to Mexico and the Caribbean. | DAL to Houston Hobby(HOU), DEN to Chicago Midway(MDW) | |
| NK | Fort Lauderdale (FLL), Orlando (MCO), Las Vegas (LAS) | Ultra-low-cost domestic and international flights to Latin America and the Caribbean. | FLL to San Juan(UAQ), LAS to Los Angeles(LAX) | |
| F9 | Denver (DEN), Orlando (MCO) | Budget-friendly domestic flights and some international routes. | DEN to Las Vegas(LAS), MCO to Philadelphia(PHL) | |
| G4 | Las Vegas (LAS), Orlando (SFB) | Focus on leisure destinations in the US. | LAS to Bellingham(BLI), SFB to Allentown(ABE) | |
 Avelo Airlines Avelo Airlines | XP | Burbank (BUR), New Haven (HVN), Orlando (MCO) | Budget-friendly domestic flights focused on underserved airports. | BUR to Santa Rosa(RSA), HVN to Fort Lauderdale(FLL) |
Popular Airlines in Europe
| Airline | IATA Code | Hub(s) | Routes | Popular Flights |
|---|---|---|---|---|
| KL | Amsterdam Schiphol (AMS) | Global flights to Europe, North America, Asia, and beyond, including daily flights from NYC to Amsterdam. | AMS to London Heathrow(LHR), AMS to New York(JFK) | |
| LH | Frankfurt (FRA), Munich (MUC) | Extensive global network, including Europe, Asia, the Americas, and Africa. | FRA to New York(JFK), MUC to Chicago O'Hare(ORD) | |
| AF | Paris Charles de Gaulle (CDG) | Domestic flights within France, international routes to the Americas, Asia, and Africa. | CDG to Los Angeles(LAX), CDG to Tokyo Haneda(HND) | |
| LX | Zurich (ZRH), Geneva (GVA) | Extensive European network and long-haul flights to North America, Asia, and Africa. | ZRH to New York(JFK), ZRH to Bangkok(BKK) | |
| BA | London Heathrow (LHR), London Gatwick (LGW) | Strong European network, international flights to North America, Asia, and Australia. | LHR to New York(JFK), LHR to Hong Kong(HKG) | |
| SK | Copenhagen (CPH), Stockholm (ARN), Oslo (OSL) | Extensive Nordic and European network, intercontinental routes to North America and Asia. | CPH to Chicago(ORD), ARN to Bangkok(BKK) | |
| LO | Warsaw Chopin (WAW) | Flights across Europe, North America, and Asia. | WAW to Toronto(YTZ), WAW to New York(NYC) | |
| TK | Istanbul Airport (IST) | One of the largest international networks, serving Europe, Asia, Africa, and the Americas. | IST to New York(NYC), IST to Dubai(DXB) | |
| S4 | João Paulo II Airport (PDL), Lisbon (LIS) | Flights between the Azores, Europe, North America, and Africa. | PDL to Boston(BOS), LIS to Toronto(YTZ) | |
| N0 | Oslo Gardermoen Airport (OSL) | Long-haul, low-cost flights between Europe and North America. | OSL to New York(JFK), OSL to Los Angeles(LAX) | |
| AZ | Rome Fiumicino Airport (FCO) | Worldwide flights connecting Europe, North America, and beyond. | FCO to New York (JFK), FCO to London (LHR) |
Popular Middle Eastern Airlines
| Airline | IATA Code | Hub(s) | Routes | Popular Flights |
|---|---|---|---|---|
| EK | Dubai International Airport (DXB) | Extensive international flights to Asia, Europe, the Americas, and Africa. | DXB to London (LHR), DXB to New York (JFK) | |
| QR | Hamad International Airport (DOH) | Global network with strong services to Europe, Asia, Africa, and North America. | DOH to London (LHR), DOH to New York (JFK) | |
 Etihad Airways Etihad Airways | EY | Abu Dhabi International Airport (AUH) | International flights to Asia, Europe, and North America. | AUH to London (LHR), AUH to New York (JFK) |
Popular Asian Airlines
| Airline | IATA Code | Hub(s) | Routes | Popular Flights |
|---|---|---|---|---|
| SQ | Singapore Changi Airport (SIN) | Global routes to the Americas, Europe, Australia, and Asia. | SIN to London (LHR), SIN to Los Angeles (LAX). | |
| JL | Tokyo Narita (NRT), Tokyo Haneda (HND) | Domestic and international routes to Asia, Europe, and North America. | NRT to Los Angeles (LAX), HND to London (LHR) |
Popular Airlines in Other Regions (Australia, Latin America, Africa)
| Airline | IATA Code | Hub(s) | Routes | Popular Flights |
|---|---|---|---|---|
 LATAM Airlines LATAM Airlines | LA | São Paulo–Guarulhos (GRU), Santiago (SCL) | Domestic and international routes across Latin America, the US, and Europe. | GRU to Madrid (MAD), SCL to Miami (MIA) |
 South African Airways South African Airways | SA | O.R. Tambo International Airport (JNB) | Flights to Europe, Asia, and other African destinations. | JNB to London (LHR), JNB to Frankfurt (FRA) |
| AC | Toronto Pearson International Airport (YYZ) | Extensive network across North America, Europe, and Asia. | YYZ to Vancouver (YVR), YYZ to London (LHR) | |
 Bahamasair Bahamasair | UP | Lynden Pindling International Airport (NAS) | Domestic flights within the Bahamas, regional routes to the U.S. and the Caribbean. | NAS to Miami(MIA), NAS to Fort Lauderdale(FLL) |
Note: The information provided is based on available data as of February 2025 and may be subject to change.
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