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Over 23 airlines operate from San Diego International Airport (SAN). The airlines at SAN Airport offer services to 76 domestic and 11 international destinations. These include major U.S. carriers like American Airlines, Delta, Southwest, and United that serve here as the primary hub. International airlines like British Airways, Japan Airlines, Lufthansa, and KLM offer flights to key destinations in Asia and Europe.
Below is the detailed guide on all airlines that operate at SAN Airport terminal-wise, along with their relevant contacts.
List of Airlines operating at San Diego International Airport (SAN)
The two terminals at SAN Airport – 1 and 2 serve as the primary hub for carriers like American Airlines, United Airlines, and Delta Airlines. In addition, the terminals at San Diego Airport are home to low-cost carriers like Spirit, Sun Country, and Allegiant Air.
International airlines such as British Airways, Lufthansa, and Japan Airlines operate from Terminal 2. These airlines offer non-stop flights to key destinations like San José del Cabo, Tokyo–Narita, Amsterdam, and Munich.
Check out all the San Diego flights by terminal, enabling passengers to organize their travel.
Terminal 1
Terminal 1 is the domestic terminal and is home to the major low-cost carriers. Airlines like Frontier, Southwest, Spirit, and Sun Country offer flights to SAN Airport at affordable fares. They also have a wide range of domestic networks.
Below is the list of airlines at SAN Terminal 1:
| Airline | Airline Code | Call For Flight Information |
|---|---|---|
| Frontier Airlines | F9 | 801.401.9000 |
| Southwest Airlines | WN | 800.435.9792 |
| Spirit Airlines | NK | NA |
| Sun Country Airlines | SY | 800.359.6786 |
Terminal 2
This is the terminal at SAN Airport that handles most of its international flights. This terminal operates 17 domestic and international airlines that cater to key destinations within the US, Europe, and Asia.
Major carriers such as Delta, American Airlines, and United operate from Terminal 2. International flights from San Diego Terminal 2 include British Airways, Lufthansa, and Japan Airlines.
Below is the list of San Diego airlines at T2:
| Airline | Airline Code | Call For Flight Information |
|---|---|---|
| Air Canada | AC | 888.247.2262 |
| Alaska Airlines | AS | 800.252.7522 |
| Allegiant Air | G4 | 702.505.8888 |
| American Airlines | AA | 800.433.7300 |
| Breeze Airways | MX | NA |
| British Airways | BA | 800.247.9297 |
| Delta Airlines | DL | 800.455.2720 |
| Hawaiian Airlines | HA | 800.367.5320 |
| Japan Airlines | JL | 800.525.3663 |
| JetBlue Airways | B6 | 800.538.2583 |
| KLM | KL | 800.618.0104 |
| Lufthansa | LH | 800.645.3880 |
| Porter Airlines | PD | 888.619.8622 |
| United Airlines | UA | 800.864.8331 |
| WestJet | WS | 888.937.8538 |
Whether you’re flying within the U.S. or heading abroad to destinations in Europe, Asia, or Mexico, SAN Airport hosts 23 domestic and international airlines. Terminal 1 focuses on low-cost carriers with strong domestic networks, while Terminal 2 caters to international airlines. The aforementioned guide helps you identify the airlines by the terminal and helps passengers plan their travel effectively.
FAQs
Over 23 domestic and international airlines operate from SAN. It includes airlines like Southwest, Delta, American, United, Alaska, British Airways, and Japan Airlines.
Southwest Airlines operates out of Terminal 1 at San Diego International Airport.
Delta Airlines operates from Terminal 2 at SAN Airport.
International airlines at SAN include British Airways, Lufthansa, Japan Airlines, KLM, WestJet, and Air Canada.
Major domestic airlines flying from SAN include Southwest, Delta, United, American, Alaska, JetBlue, and Frontier.
Yes, SAN offers direct flights to cities in Mexico, including Cabo San Lucas, Mexico City, and Puerto Vallarta. Airlines like Alaska, Volaris, and Southwest offer direct flights to Mexico.
Low-cost carriers like Spirit Airlines, Frontier Airlines, Sun Country, and Allegiant Air offer the most affordable fares.
Airlines such as JetBlue, Delta, American, and United offer nonstop flights to East Coast cities like New York, Boston, Atlanta, and Washington D.C.